Disable flake LFS

Reviewed-by: Aleix Roca Nonell <aleix.rocanonell@bsc.es>

.gitattributes

@@ -0,0 +1 @@
+*.pdf filter=lfs diff=lfs merge=lfs -text

flake.lock

@@ -10,11 +10,11 @@
         "systems": "systems"
       },
       "locked": {
-        "lastModified": 1723293904,
-        "narHash": "sha256-b+uqzj+Wa6xgMS9aNbX4I+sXeb5biPDi39VgvSFqFvU=",
+        "lastModified": 1750173260,
+        "narHash": "sha256-9P1FziAwl5+3edkfFcr5HeGtQUtrSdk/MksX39GieoA=",
         "owner": "ryantm",
         "repo": "agenix",
-        "rev": "f6291c5935fdc4e0bef208cfc0dcab7e3f7a1c41",
+        "rev": "531beac616433bac6f9e2a19feb8e99a22a66baf",
         "type": "github"
       },
       "original": {
@@ -30,11 +30,11 @@
         ]
       },
       "locked": {
-        "lastModified": 1732868163,
-        "narHash": "sha256-qck4h298AgcNI6BnGhEwl26MTLXjumuJVr+9kak7uPo=",
+        "lastModified": 1749650500,
+        "narHash": "sha256-2MHfVPV6RA7qPSCtXh4+KK0F0UjN+J4z8//+n6NK7Xs=",
         "ref": "refs/heads/master",
-        "rev": "6782fc6c5b5a29e84a7f2c2d1064f4bcb1288c0f",
-        "revCount": 952,
+        "rev": "9d1944c658929b6f98b3f3803fead4d1b91c4405",
+        "revCount": 961,
         "type": "git",
         "url": "https://git.sr.ht/~rodarima/bscpkgs"
       },
@@ -51,11 +51,11 @@
         ]
       },
       "locked": {
-        "lastModified": 1700795494,
-        "narHash": "sha256-gzGLZSiOhf155FW7262kdHo2YDeugp3VuIFb4/GGng0=",
+        "lastModified": 1744478979,
+        "narHash": "sha256-dyN+teG9G82G+m+PX/aSAagkC+vUv0SgUw3XkPhQodQ=",
         "owner": "lnl7",
         "repo": "nix-darwin",
-        "rev": "4b9b83d5a92e8c1fbfd8eb27eda375908c11ec4d",
+        "rev": "43975d782b418ebf4969e9ccba82466728c2851b",
         "type": "github"
       },
       "original": {
@@ -73,11 +73,11 @@
         ]
       },
       "locked": {
-        "lastModified": 1703113217,
-        "narHash": "sha256-7ulcXOk63TIT2lVDSExj7XzFx09LpdSAPtvgtM7yQPE=",
+        "lastModified": 1745494811,
+        "narHash": "sha256-YZCh2o9Ua1n9uCvrvi5pRxtuVNml8X2a03qIFfRKpFs=",
         "owner": "nix-community",
         "repo": "home-manager",
-        "rev": "3bfaacf46133c037bb356193bd2f1765d9dc82c1",
+        "rev": "abfad3d2958c9e6300a883bd443512c55dfeb1be",
         "type": "github"
       },
       "original": {
@@ -88,16 +88,16 @@
     },
     "nixpkgs": {
       "locked": {
-        "lastModified": 1736867362,
-        "narHash": "sha256-i/UJ5I7HoqmFMwZEH6vAvBxOrjjOJNU739lnZnhUln8=",
+        "lastModified": 1752436162,
+        "narHash": "sha256-Kt1UIPi7kZqkSc5HVj6UY5YLHHEzPBkgpNUByuyxtlw=",
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "9c6b49aeac36e2ed73a8c472f1546f6d9cf1addc",
+        "rev": "dfcd5b901dbab46c9c6e80b265648481aafb01f8",
         "type": "github"
       },
       "original": {
         "owner": "NixOS",
-        "ref": "nixos-24.11",
+        "ref": "nixos-25.05",
         "repo": "nixpkgs",
         "type": "github"
       }

flake.nix

@@ -1,10 +1,11 @@
 {
   inputs = {
-    nixpkgs.url = "github:NixOS/nixpkgs/nixos-24.11";
+    nixpkgs.url = "github:NixOS/nixpkgs/nixos-25.05";
     agenix.url = "github:ryantm/agenix";
     agenix.inputs.nixpkgs.follows = "nixpkgs";
     bscpkgs.url = "git+https://git.sr.ht/~rodarima/bscpkgs";
     bscpkgs.inputs.nixpkgs.follows = "nixpkgs";
+    self.lfs = false;
   };
 
   outputs = { self, nixpkgs, agenix, bscpkgs, ... }:
@@ -18,6 +19,7 @@ in
   {
     nixosConfigurations = {
       hut     = mkConf "hut";
+      tent    = mkConf "tent";
       owl1    = mkConf "owl1";
       owl2    = mkConf "owl2";
       eudy    = mkConf "eudy";
@@ -26,6 +28,8 @@ in
       lake2   = mkConf "lake2";
       raccoon = mkConf "raccoon";
       fox     = mkConf "fox";
+      apex    = mkConf "apex";
+      weasel  = mkConf "weasel";
     };
 
     packages.x86_64-linux = self.nixosConfigurations.hut.pkgs // {

keys.nix

@@ -2,29 +2,35 @@
 # here all the public keys
 rec {
   hosts = {
-    hut   = "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAICO7jIp6JRnRWTMDsTB/aiaICJCl4x8qmKMPSs4lCqP1 hut";
-    owl1  = "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIMqMEXO0ApVsBA6yjmb0xP2kWyoPDIWxBB0Q3+QbHVhv owl1";
-    owl2  = "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIHurEYpQzNHqWYF6B9Pd7W8UPgF3BxEg0BvSbsA7BAdK owl2";
-    eudy  = "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIL+WYPRRvZupqLAG0USKmd/juEPmisyyJaP8hAgYwXsG eudy";
-    koro  = "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIImiTFDbxyUYPumvm8C4mEnHfuvtBY1H8undtd6oDd67 koro";
-    bay   = "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAICvGBzpRQKuQYHdlUQeAk6jmdbkrhmdLwTBqf3el7IgU bay";
-    lake2 = "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAINo66//S1yatpQHE/BuYD/Gfq64TY7ZN5XOGXmNchiO0 lake2";
-    fox   = "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIDa9lId4rB/EKGkkCCVOy0cuId2SYLs+8W8kx0kmpO1y fox";
+    hut    = "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAICO7jIp6JRnRWTMDsTB/aiaICJCl4x8qmKMPSs4lCqP1 hut";
+    owl1   = "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIMqMEXO0ApVsBA6yjmb0xP2kWyoPDIWxBB0Q3+QbHVhv owl1";
+    owl2   = "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIHurEYpQzNHqWYF6B9Pd7W8UPgF3BxEg0BvSbsA7BAdK owl2";
+    eudy   = "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIL+WYPRRvZupqLAG0USKmd/juEPmisyyJaP8hAgYwXsG eudy";
+    koro   = "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIImiTFDbxyUYPumvm8C4mEnHfuvtBY1H8undtd6oDd67 koro";
+    bay    = "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAICvGBzpRQKuQYHdlUQeAk6jmdbkrhmdLwTBqf3el7IgU bay";
+    lake2  = "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAINo66//S1yatpQHE/BuYD/Gfq64TY7ZN5XOGXmNchiO0 lake2";
+    fox    = "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIDwItIk5uOJcQEVPoy/CVGRzfmE1ojrdDcI06FrU4NFT fox";
+    tent   = "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIFAtTpHtdYoelbknD/IcfBlThwLKJv/dSmylOgpg3FRM tent";
+    apex   = "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIBvUFjSfoxXnKwXhEFXx5ckRKJ0oewJ82mRitSMNMKjh apex";
+    weasel = "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIFLJrQ8BF6KcweQV8pLkSbFT+tbDxSG9qxrdQE65zJZp weasel";
   };
 
   hostGroup = with hosts; rec {
     compute    = [ owl1 owl2 fox ];
-    playground = [ eudy koro ];
+    playground = [ eudy koro weasel ];
     storage    = [ bay lake2 ];
     monitor    = [ hut ];
+    login      = [ apex ];
 
-    system     = storage ++ monitor;
+    system     = storage ++ monitor ++ login;
     safe       = system ++ compute;
     all        = safe ++ playground;
   };
 
   admins = {
-    rarias = "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIE1oZTPtlEXdGt0Ak+upeCIiBdaDQtcmuWoTUCVuSVIR rarias@hut";
-    root   = "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIII/1TNArcwA6D47mgW4TArwlxQRpwmIGiZDysah40Gb root@hut";
+    "rarias@hut"  = "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIE1oZTPtlEXdGt0Ak+upeCIiBdaDQtcmuWoTUCVuSVIR rarias@hut";
+    "rarias@tent" = "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIIwlWSBTZi74WTz5xn6gBvTmCoVltmtIAeM3RMmkh4QZ rarias@tent";
+    "rarias@fox"  = "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIDSbw3REAKECV7E2c/e2XJITudJQWq2qDSe2N1JHqHZd rarias@fox";
+    root          = "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIII/1TNArcwA6D47mgW4TArwlxQRpwmIGiZDysah40Gb root@hut";
   };
 }

m/apex/configuration.nix

@@ -0,0 +1,85 @@
+{ lib, config, pkgs, ... }:
+
+{
+  imports = [
+    ../common/xeon.nix
+    ../common/ssf/hosts.nix
+    ../module/ceph.nix
+    ../module/slurm-server.nix
+    ./nfs.nix
+    ./wireguard.nix
+  ];
+
+  # Don't install grub MBR for now
+  boot.loader.grub.device = "nodev";
+
+  boot.initrd.kernelModules = [
+    "megaraid_sas" # For HW RAID
+  ];
+
+  environment.systemPackages = with pkgs; [
+    storcli # To manage HW RAID
+  ];
+
+  fileSystems."/home" = {
+    device = "/dev/disk/by-label/home";
+    fsType = "ext4";
+  };
+
+  # No swap, there is plenty of RAM
+  swapDevices = lib.mkForce [];
+
+  networking = {
+    hostName = "apex";
+    defaultGateway = "84.88.53.233";
+    nameservers = [ "8.8.8.8" ];
+
+    # Public facing interface
+    interfaces.eno1.ipv4.addresses = [ {
+      address = "84.88.53.236";
+      prefixLength = 29;
+    } ];
+
+    # Internal LAN to our Ethernet switch
+    interfaces.eno2.ipv4.addresses = [ {
+      address = "10.0.40.30";
+      prefixLength = 24;
+    } ];
+
+    # Infiniband over Omnipath switch (disconnected for now)
+    # interfaces.ibp5s0 = {};
+
+    nat = {
+      enable = true;
+      internalInterfaces = [ "eno2" ];
+      externalInterface = "eno1";
+    };
+  };
+
+  # Use SSH tunnel to reach internal hosts
+  programs.ssh.extraConfig = ''
+    Host bscpm04.bsc.es gitlab-internal.bsc.es knights3.bsc.es
+      ProxyCommand nc -X connect -x localhost:23080 %h %p
+    Host raccoon
+      HostName knights3.bsc.es
+      ProxyCommand nc -X connect -x localhost:23080 %h %p
+    Host tent
+      ProxyJump raccoon
+  '';
+
+  networking.firewall = {
+    extraCommands = ''
+      # Blackhole BSC vulnerability scanner (OpenVAS) as it is spamming our
+      # logs. Insert as first position so we also protect SSH.
+      iptables -I nixos-fw 1 -p tcp -s 192.168.8.16 -j nixos-fw-refuse
+      # Same with opsmonweb01.bsc.es which seems to be trying to access via SSH
+      iptables -I nixos-fw 2 -p tcp -s 84.88.52.176 -j nixos-fw-refuse
+    '';
+  };
+
+  # Use tent for cache
+  nix.settings = {
+    extra-substituters = [ "https://jungle.bsc.es/cache" ];
+    extra-trusted-public-keys = [ "jungle.bsc.es:pEc7MlAT0HEwLQYPtpkPLwRsGf80ZI26aj29zMw/HH0=" ];
+  };
+}

m/apex/nfs.nix

@@ -0,0 +1,48 @@
+{ ... }:
+
+{
+  services.nfs.server = {
+    enable = true;
+    lockdPort = 4001;
+    mountdPort = 4002;
+    statdPort = 4000;
+    exports = ''
+      /home 10.0.40.0/24(rw,async,no_subtree_check,no_root_squash)
+      /home 10.106.0.0/24(rw,async,no_subtree_check,no_root_squash)
+    '';
+  };
+  networking.firewall = {
+    # Check with `rpcinfo -p`
+    extraCommands = ''
+      # Accept NFS traffic from compute nodes but not from the outside
+      iptables -A nixos-fw -p tcp -s 10.0.40.0/24 --dport 111   -j nixos-fw-accept
+      iptables -A nixos-fw -p tcp -s 10.0.40.0/24 --dport 2049  -j nixos-fw-accept
+      iptables -A nixos-fw -p tcp -s 10.0.40.0/24 --dport 4000  -j nixos-fw-accept
+      iptables -A nixos-fw -p tcp -s 10.0.40.0/24 --dport 4001  -j nixos-fw-accept
+      iptables -A nixos-fw -p tcp -s 10.0.40.0/24 --dport 4002  -j nixos-fw-accept
+      iptables -A nixos-fw -p tcp -s 10.0.40.0/24 --dport 20048 -j nixos-fw-accept
+      # Same but UDP
+      iptables -A nixos-fw -p udp -s 10.0.40.0/24 --dport 111   -j nixos-fw-accept
+      iptables -A nixos-fw -p udp -s 10.0.40.0/24 --dport 2049  -j nixos-fw-accept
+      iptables -A nixos-fw -p udp -s 10.0.40.0/24 --dport 4000  -j nixos-fw-accept
+      iptables -A nixos-fw -p udp -s 10.0.40.0/24 --dport 4001  -j nixos-fw-accept
+      iptables -A nixos-fw -p udp -s 10.0.40.0/24 --dport 4002  -j nixos-fw-accept
+      iptables -A nixos-fw -p udp -s 10.0.40.0/24 --dport 20048 -j nixos-fw-accept
+
+      # Accept NFS traffic from wg0
+      iptables -A nixos-fw -p tcp -i wg0 -s 10.106.0.0/24 --dport 111   -j nixos-fw-accept
+      iptables -A nixos-fw -p tcp -i wg0 -s 10.106.0.0/24 --dport 2049  -j nixos-fw-accept
+      iptables -A nixos-fw -p tcp -i wg0 -s 10.106.0.0/24 --dport 4000  -j nixos-fw-accept
+      iptables -A nixos-fw -p tcp -i wg0 -s 10.106.0.0/24 --dport 4001  -j nixos-fw-accept
+      iptables -A nixos-fw -p tcp -i wg0 -s 10.106.0.0/24 --dport 4002  -j nixos-fw-accept
+      iptables -A nixos-fw -p tcp -i wg0 -s 10.106.0.0/24 --dport 20048 -j nixos-fw-accept
+      # Same but UDP
+      iptables -A nixos-fw -p udp -i wg0 -s 10.106.0.0/24 --dport 111   -j nixos-fw-accept
+      iptables -A nixos-fw -p udp -i wg0 -s 10.106.0.0/24 --dport 2049  -j nixos-fw-accept
+      iptables -A nixos-fw -p udp -i wg0 -s 10.106.0.0/24 --dport 4000  -j nixos-fw-accept
+      iptables -A nixos-fw -p udp -i wg0 -s 10.106.0.0/24 --dport 4001  -j nixos-fw-accept
+      iptables -A nixos-fw -p udp -i wg0 -s 10.106.0.0/24 --dport 4002  -j nixos-fw-accept
+      iptables -A nixos-fw -p udp -i wg0 -s 10.106.0.0/24 --dport 20048 -j nixos-fw-accept
+    '';
+  };
+}

m/apex/wireguard.nix

@@ -0,0 +1,35 @@
+{ config, ... }:
+
+{
+  networking.firewall = {
+    allowedUDPPorts = [ 666 ];
+  };
+
+  age.secrets.wgApex.file = ../../secrets/wg-apex.age;
+
+  # Enable WireGuard
+  networking.wireguard.enable = true;
+  networking.wireguard.interfaces = {
+    # "wg0" is the network interface name. You can name the interface arbitrarily.
+    wg0 = {
+      ips = [ "10.106.0.30/24" ];
+      listenPort = 666;
+      privateKeyFile = config.age.secrets.wgApex.path;
+      # Public key: VwhcN8vSOzdJEotQTpmPHBC52x3Hbv1lkFIyKubrnUA=
+      peers = [
+        {
+          name = "Fox";
+          publicKey = "VfMPBQLQTKeyXJSwv8wBhc6OV0j2qAxUpX3kLHunK2Y=";
+          allowedIPs = [ "10.106.0.0/24" ];
+          endpoint = "fox.ac.upc.edu:666";
+          # Send keepalives every 25 seconds. Important to keep NAT tables alive.
+          persistentKeepalive = 25;
+        }
+      ];
+    };
+  };
+
+  networking.hosts = {
+    "10.106.0.1" = [ "fox" ];
+  };
+}

m/bay/configuration.nix

@@ -2,7 +2,7 @@
 
 {
   imports = [
-    ../common/xeon.nix
+    ../common/ssf.nix
     ../module/monitoring.nix
   ];
 

m/common/base.nix

@@ -3,6 +3,7 @@
   # Includes the basic configuration for an Intel server.
   imports = [
     ./base/agenix.nix
+    ./base/always-power-on.nix
     ./base/august-shutdown.nix
     ./base/boot.nix
     ./base/env.nix

m/common/base/always-power-on.nix

@@ -0,0 +1,8 @@
+{
+  imports = [
+    ../../module/power-policy.nix
+  ];
+
+  # Turn on as soon as we have power
+  power.policy = "always-on";
+}

m/common/base/august-shutdown.nix

@@ -1,12 +1,12 @@
 {
-  # Shutdown all machines on August 2nd at 11:00 AM, so we can protect the
+  # Shutdown all machines on August 3rd at 22:00, so we can protect the
   # hardware from spurious electrical peaks on the yearly electrical cut for
   # manteinance that starts on August 4th.
   systemd.timers.august-shutdown = {
-    description = "Shutdown on August 2nd for maintenance";
+    description = "Shutdown on August 3rd for maintenance";
     wantedBy = [ "timers.target" ];
     timerConfig = {
-      OnCalendar = "*-08-02 11:00:00";
+      OnCalendar = "*-08-03 22:00:00";
       RandomizedDelaySec = "10min";
       Unit = "systemd-poweroff.service";
     };

m/common/base/env.nix

@@ -3,8 +3,8 @@
 {
   environment.systemPackages = with pkgs; [
     vim wget git htop tmux pciutils tcpdump ripgrep nix-index nixos-option
-    nix-diff ipmitool freeipmi ethtool lm_sensors ix cmake gnumake file tree
-    ncdu config.boot.kernelPackages.perf ldns
+    nix-diff ipmitool freeipmi ethtool lm_sensors cmake gnumake file tree
+    ncdu config.boot.kernelPackages.perf ldns pv git-lfs
     # From bsckgs overlay
     osumb
   ];
@@ -21,6 +21,8 @@
     }
   ];
 
+  environment.enableAllTerminfo = true;
+
   environment.variables = {
     EDITOR = "vim";
     VISUAL = "vim";

m/common/base/net.nix

@@ -1,4 +1,4 @@
-{ pkgs, ... }:
+{ pkgs, lib, ... }:
 
 {
   networking = {
@@ -10,6 +10,9 @@
       allowedTCPPorts = [ 22 ];
     };
 
+    # Make sure we use iptables
+    nftables.enable = lib.mkForce false;
+
     hosts = {
       "84.88.53.236" = [ "ssfhead.bsc.es" "ssfhead" ];
       "84.88.51.152" = [ "raccoon" ];

m/common/base/nix.nix

@@ -6,6 +6,8 @@
     (import ../../../pkgs/overlay.nix)
   ];
 
+  nixpkgs.config.allowUnfree = true;
+
   nix = {
     nixPath = [
       "nixpkgs=${nixpkgs}"

m/common/base/ssh.nix

@@ -8,17 +8,6 @@ in
   # Enable the OpenSSH daemon.
   services.openssh.enable = true;
 
-  # Connect to intranet git hosts via proxy
-  programs.ssh.extraConfig = ''
-    Host bscpm02.bsc.es bscpm03.bsc.es bscpm04.bsc.es gitlab-internal.bsc.es alya.gitlab.bsc.es
-      User git
-      ProxyCommand nc -X connect -x hut:23080 %h %p
-
-    # Connect to BSC machines via hut proxy too
-    Host amdlogin1.bsc.es armlogin1.bsc.es hualogin1.bsc.es glogin1.bsc.es glogin2.bsc.es fpgalogin1.bsc.es
-      ProxyCommand nc -X connect -x hut:23080 %h %p
-  '';
-
   programs.ssh.knownHosts = hostsKeys // {
     "gitlab-internal.bsc.es".publicKey = "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIF9arsAOSRB06hdy71oTvJHG2Mg8zfebADxpvc37lZo3";
     "bscpm03.bsc.es".publicKey = "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIM2NuSUPsEhqz1j5b4Gqd+MWFnRqyqY57+xMvBUqHYUS";

m/common/base/users.nix

@@ -20,6 +20,7 @@
       rarias = {
         uid = 1880;
         isNormalUser = true;
+        linger = true;
         home = "/home/Computational/rarias";
         description = "Rodrigo Arias";
         group = "Computational";
@@ -39,7 +40,7 @@
         home = "/home/Computational/arocanon";
         description = "Aleix Roca";
         group = "Computational";
-        extraGroups = [ "wheel" ];
+        extraGroups = [ "wheel" "tracing" ];
         hashedPassword = "$6$hliZiW4tULC/tH7p$pqZarwJkNZ7vS0G5llWQKx08UFG9DxDYgad7jplMD8WkZh5k58i4dfPoWtnEShfjTO6JHiIin05ny5lmSXzGM/";
         openssh.authorizedKeys.keys = [
           "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIF3zeB5KSimMBAjvzsp1GCkepVaquVZGPYwRIzyzaCba aleix@bsc"
@@ -55,7 +56,7 @@
         home = "/home/Computational/rpenacob";
         description = "Raúl Peñacoba";
         group = "Computational";
-        hosts = [ "owl1" "owl2" "hut" ];
+        hosts = [ "apex" "owl1" "owl2" "hut" "tent" "fox" ];
         hashedPassword = "$6$TZm3bDIFyPrMhj1E$uEDXoYYd1z2Wd5mMPfh3DZAjP7ztVjJ4ezIcn82C0ImqafPA.AnTmcVftHEzLB3tbe2O4SxDyPSDEQgJ4GOtj/";
         openssh.authorizedKeys.keys = [
           "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIFYfXg37mauGeurqsLpedgA2XQ9d4Nm0ZGo/hI1f7wwH rpenacob@bsc"
@@ -68,10 +69,10 @@
         home = "/home/Computational/anavarro";
         description = "Antoni Navarro";
         group = "Computational";
-        hosts = [ "hut" "raccoon" "fox" ];
-        hashedPassword = "$6$QdNDsuLehoZTYZlb$CDhCouYDPrhoiB7/seu7RF.Gqg4zMQz0n5sA4U1KDgHaZOxy2as9pbIGeF8tOHJKRoZajk5GiaZv0rZMn7Oq31";
+        hosts = [ "apex" "hut" "tent" "raccoon" "fox" "weasel" ];
+        hashedPassword = "$6$EgturvVYXlKgP43g$gTN78LLHIhaF8hsrCXD.O6mKnZSASWSJmCyndTX8QBWT6wTlUhcWVAKz65lFJPXjlJA4u7G1ydYQ0GG6Wk07b1";
         openssh.authorizedKeys.keys = [
-          "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAILWjRSlKgzBPZQhIeEtk6Lvws2XNcYwHcwPv4osSgst5 anavarro@ssfhead"
+          "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIMsbM21uepnJwPrRe6jYFz8zrZ6AYMtSEvvt4c9spmFP toni@delltoni"
         ];
       };
 
@@ -81,7 +82,7 @@
         home = "/home/Computational/abonerib";
         description = "Aleix Boné";
         group = "Computational";
-        hosts = [ "owl1" "owl2" "hut" "raccoon" "fox" ];
+        hosts = [ "apex" "owl1" "owl2" "hut" "tent" "raccoon" "fox" "weasel" ];
         hashedPassword = "$6$V1EQWJr474whv7XJ$OfJ0wueM2l.dgiJiiah0Tip9ITcJ7S7qDvtSycsiQ43QBFyP4lU0e0HaXWps85nqB4TypttYR4hNLoz3bz662/";
         openssh.authorizedKeys.keys = [
           "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIIIFiqXqt88VuUfyANkZyLJNiuroIITaGlOOTMhVDKjf abonerib@bsc"
@@ -94,7 +95,7 @@
         home = "/home/Computational/vlopez";
         description = "Victor López";
         group = "Computational";
-        hosts = [ "koro" ];
+        hosts = [ "apex" "koro" ];
         hashedPassword = "$6$0ZBkgIYE/renVqtt$1uWlJsb0FEezRVNoETTzZMx4X2SvWiOsKvi0ppWCRqI66S6TqMBXBdP4fcQyvRRBt0e4Z7opZIvvITBsEtO0f0";
         openssh.authorizedKeys.keys = [
           "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIGMwlUZRf9jfG666Qa5Sb+KtEhXqkiMlBV2su3x/dXHq victor@arch"
@@ -107,7 +108,7 @@
         home = "/home/Computational/dbautist";
         description = "Dylan Bautista Cases";
         group = "Computational";
-        hosts = [ "hut" ];
+        hosts = [ "apex" "hut" "tent" "raccoon" ];
         hashedPassword = "$6$a2lpzMRVkG9nSgIm$12G6.ka0sFX1YimqJkBAjbvhRKZ.Hl090B27pdbnQOW0wzyxVWySWhyDDCILjQELky.HKYl9gqOeVXW49nW7q/";
         openssh.authorizedKeys.keys = [
           "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIAb+EQBoS98zrCwnGKkHKwMLdYABMTqv7q9E0+T0QmkS dbautist@bsc-848818791"
@@ -120,7 +121,7 @@
         home = "/home/Computational/dalvare1";
         description = "David Álvarez";
         group = "Computational";
-        hosts = [ "hut" "fox" ];
+        hosts = [ "apex" "hut" "tent" "fox" ];
         hashedPassword = "$6$mpyIsV3mdq.rK8$FvfZdRH5OcEkUt5PnIUijWyUYZvB1SgeqxpJ2p91TTe.3eQIDTcLEQ5rxeg.e5IEXAZHHQ/aMsR5kPEujEghx0";
         openssh.authorizedKeys.keys = [
           "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIGEfy6F4rF80r4Cpo2H5xaWqhuUZzUsVsILSKGJzt5jF dalvare1@ssfhead"
@@ -133,16 +134,45 @@
         home = "/home/Computational/varcila";
         description = "Vincent Arcila";
         group = "Computational";
-        hosts = [ "hut" "fox" ];
+        hosts = [ "apex" "hut" "tent" "fox" ];
         hashedPassword = "$6$oB0Tcn99DcM4Ch$Vn1A0ulLTn/8B2oFPi9wWl/NOsJzaFAWjqekwcuC9sMC7cgxEVb.Nk5XSzQ2xzYcNe5MLtmzkVYnRS1CqP39Y0";
         openssh.authorizedKeys.keys = [
           "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIKGt0ESYxekBiHJQowmKpfdouw0hVm3N7tUMtAaeLejK vincent@varch"
         ];
       };
+
+      pmartin1 = {
+        # Arbitrary UID but large so it doesn't collide with other users on ssfhead.
+        uid = 9652;
+        isNormalUser = true;
+        home = "/home/Computational/pmartin1";
+        description = "Pedro J. Martinez-Ferrer";
+        group = "Computational";
+        hosts = [ "fox" ];
+        hashedPassword = "$6$nIgDMGnt4YIZl3G.$.JQ2jXLtDPRKsbsJfJAXdSvjDIzRrg7tNNjPkLPq3KJQhMjfDXRUvzagUHUU2TrE2hHM8/6uq8ex0UdxQ0ysl.";
+        openssh.authorizedKeys.keys = [
+          "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIIV5LEAII5rfe1hYqDYIIrhb1gOw7RcS1p2mhOTqG+zc pedro@pedro-ThinkPad-P14s-Gen-2a"
+        ];
+      };
+
+      csiringo = {
+        # Arbitrary UID but large so it doesn't collide with other users on ssfhead.
+        uid = 9653;
+        isNormalUser = true;
+        home = "/home/Computational/csiringo";
+        description = "Cesare Siringo";
+        group = "Computational";
+        hosts = [ "apex" "weasel" ];
+        hashedPassword = "$6$0IsZlju8jFukLlAw$VKm0FUXbS.mVmPm3rcJeizTNU4IM5Nmmy21BvzFL.cQwvlGwFI1YWRQm6gsbd4nbg47mPDvYkr/ar0SlgF6GO1";
+        openssh.authorizedKeys.keys = [
+          "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIHA65zvvG50iuFEMf+guRwZB65jlGXfGLF4HO+THFaed csiringo@bsc.es"
+        ];
+      };
     };
 
     groups = {
       Computational = { gid = 564; };
+      tracing = { };
     };
   };
 }

m/common/ssf.nix

@@ -0,0 +1,10 @@
+{
+  # Provides the base system for a xeon node in the SSF rack.
+  imports = [
+    ./xeon.nix
+    ./ssf/fs.nix
+    ./ssf/hosts.nix
+    ./ssf/net.nix
+    ./ssf/ssh.nix
+  ];
+}

m/common/ssf/hosts.nix

@@ -0,0 +1,23 @@
+{ pkgs, ... }:
+
+{
+  networking.hosts = {
+    # Login
+    "10.0.40.30" = [ "apex" ];
+
+    # Storage
+    "10.0.40.40" = [ "bay" ];   "10.0.42.40" = [ "bay-ib" ];    "10.0.40.141" = [ "bay-ipmi" ];
+    "10.0.40.41" = [ "oss01" ]; "10.0.42.41" = [ "oss01-ib0" ]; "10.0.40.142" = [ "oss01-ipmi" ];
+    "10.0.40.42" = [ "lake2" ]; "10.0.42.42" = [ "lake2-ib" ];  "10.0.40.143" = [ "lake2-ipmi" ];
+
+    # Xeon compute
+    "10.0.40.1" = [ "owl1" ];   "10.0.42.1" = [ "owl1-ib" ];   "10.0.40.101" = [ "owl1-ipmi" ];
+    "10.0.40.2" = [ "owl2" ];   "10.0.42.2" = [ "owl2-ib" ];   "10.0.40.102" = [ "owl2-ipmi" ];
+    "10.0.40.3" = [ "xeon03" ]; "10.0.42.3" = [ "xeon03-ib" ]; "10.0.40.103" = [ "xeon03-ipmi" ];
+    #"10.0.40.4" = [ "tent" ];   "10.0.42.4" = [ "tent-ib" ];   "10.0.40.104" = [ "tent-ipmi" ];
+    "10.0.40.5" = [ "koro" ];   "10.0.42.5" = [ "koro-ib" ];   "10.0.40.105" = [ "koro-ipmi" ];
+    "10.0.40.6" = [ "weasel" ]; "10.0.42.6" = [ "weasel-ib" ]; "10.0.40.106" = [ "weasel-ipmi" ];
+    "10.0.40.7" = [ "hut" ];    "10.0.42.7" = [ "hut-ib" ];    "10.0.40.107" = [ "hut-ipmi" ];
+    "10.0.40.8" = [ "eudy" ];   "10.0.42.8" = [ "eudy-ib" ];   "10.0.40.108" = [ "eudy-ipmi" ];
+  };
+}

m/common/ssf/net.nix

@@ -0,0 +1,23 @@
+{ pkgs, ... }:
+
+{
+  # Infiniband (IPoIB)
+  environment.systemPackages = [ pkgs.rdma-core ];
+  boot.kernelModules = [ "ib_umad" "ib_ipoib" ];
+
+  networking = {
+    defaultGateway = "10.0.40.30";
+    nameservers = ["8.8.8.8"];
+
+    firewall = {
+      extraCommands = ''
+        # Prevent ssfhead from contacting our slurmd daemon
+        iptables -A nixos-fw -p tcp -s ssfhead --dport 6817:6819 -j nixos-fw-refuse
+        # But accept traffic to slurm ports from any other node in the subnet
+        iptables -A nixos-fw -p tcp -s 10.0.40.0/24 --dport 6817:6819 -j nixos-fw-accept
+        # We also need to open the srun port range
+        iptables -A nixos-fw -p tcp -s 10.0.40.0/24 --dport 60000:61000 -j nixos-fw-accept
+      '';
+    };
+  };
+}

m/common/ssf/ssh.nix

@@ -0,0 +1,16 @@
+{
+  # Use SSH tunnel to apex to reach internal hosts
+  programs.ssh.extraConfig = ''
+    Host tent
+      ProxyJump raccoon
+
+    # Access raccoon via the HTTP proxy
+    Host raccoon knights3.bsc.es
+      HostName knights3.bsc.es
+      ProxyCommand=ssh apex 'nc -X connect -x localhost:23080 %h %p'
+
+    # Make sure we can reach gitlab even if we don't have SSH access to raccoon
+    Host bscpm04.bsc.es gitlab-internal.bsc.es
+      ProxyCommand=ssh apex 'nc -X connect -x localhost:23080 %h %p'
+  '';
+}

m/common/xeon.nix

@@ -1,9 +1,7 @@
 {
-  # Provides the base system for a xeon node.
+  # Provides the base system for a xeon node, not necessarily in the SSF rack.
   imports = [
     ./base.nix
-    ./xeon/fs.nix
     ./xeon/console.nix
-    ./xeon/net.nix
   ];
 }

m/common/xeon/net.nix

@@ -1,94 +0,0 @@
-{ pkgs, ... }:
-
-{
-  # Infiniband (IPoIB)
-  environment.systemPackages = [ pkgs.rdma-core ];
-  boot.kernelModules = [ "ib_umad" "ib_ipoib" ];
-
-  networking = {
-    defaultGateway = "10.0.40.30";
-    nameservers = ["8.8.8.8"];
-
-    proxy = {
-      default = "http://hut:23080/";
-      noProxy = "127.0.0.1,localhost,internal.domain,10.0.40.40,hut";
-      # Don't set all_proxy as go complains and breaks the gitlab runner, see:
-      # https://github.com/golang/go/issues/16715
-      allProxy = null;
-    };
-
-    firewall = {
-      extraCommands = ''
-        # Prevent ssfhead from contacting our slurmd daemon
-        iptables -A nixos-fw -p tcp -s ssfhead --dport 6817:6819 -j nixos-fw-refuse
-        # But accept traffic to slurm ports from any other node in the subnet
-        iptables -A nixos-fw -p tcp -s 10.0.40.0/24 --dport 6817:6819 -j nixos-fw-accept
-        # We also need to open the srun port range
-        iptables -A nixos-fw -p tcp -s 10.0.40.0/24 --dport 60000:61000 -j nixos-fw-accept
-      '';
-    };
-
-    extraHosts = ''
-      10.0.40.30              ssfhead
-      
-      # Node Entry for node: mds01 (ID=72)
-      10.0.40.40              bay mds01 mds01-eth0
-      10.0.42.40              bay-ib mds01-ib0
-      10.0.40.141             bay-ipmi mds01-ipmi0 mds01-ipmi
-      
-      # Node Entry for node: oss01 (ID=73)
-      10.0.40.41              oss01 oss01-eth0
-      10.0.42.41              oss01-ib0
-      10.0.40.142             oss01-ipmi0 oss01-ipmi
-      
-      # Node Entry for node: oss02 (ID=74)
-      10.0.40.42              lake2 oss02 oss02-eth0
-      10.0.42.42              lake2-ib oss02-ib0
-      10.0.40.143             lake2-ipmi oss02-ipmi0 oss02-ipmi
-      
-      # Node Entry for node: xeon01 (ID=15)
-      10.0.40.1               owl1 xeon01 xeon01-eth0
-      10.0.42.1               owl1-ib xeon01-ib0
-      10.0.40.101             owl1-ipmi xeon01-ipmi0 xeon01-ipmi
-      
-      # Node Entry for node: xeon02 (ID=16)
-      10.0.40.2               owl2 xeon02 xeon02-eth0
-      10.0.42.2               owl2-ib xeon02-ib0
-      10.0.40.102             owl2-ipmi xeon02-ipmi0 xeon02-ipmi
-      
-      # Node Entry for node: xeon03 (ID=17)
-      10.0.40.3               xeon03 xeon03-eth0
-      10.0.42.3               xeon03-ib0
-      10.0.40.103             xeon03-ipmi0 xeon03-ipmi
-      
-      # Node Entry for node: xeon04 (ID=18)
-      10.0.40.4               xeon04 xeon04-eth0
-      10.0.42.4               xeon04-ib0
-      10.0.40.104             xeon04-ipmi0 xeon04-ipmi
-      
-      # Node Entry for node: xeon05 (ID=19)
-      10.0.40.5               koro xeon05 xeon05-eth0
-      10.0.42.5               koro-ib xeon05-ib0
-      10.0.40.105             koro-ipmi xeon05-ipmi0
-      
-      # Node Entry for node: xeon06 (ID=20)
-      10.0.40.6               xeon06 xeon06-eth0
-      10.0.42.6               xeon06-ib0
-      10.0.40.106             xeon06-ipmi0 xeon06-ipmi
-      
-      # Node Entry for node: xeon07 (ID=21)
-      10.0.40.7               hut xeon07 xeon07-eth0
-      10.0.42.7               hut-ib xeon07-ib0
-      10.0.40.107             hut-ipmi xeon07-ipmi0 xeon07-ipmi
-      
-      # Node Entry for node: xeon08 (ID=22)
-      10.0.40.8               eudy xeon08 xeon08-eth0
-      10.0.42.8               eudy-ib xeon08-ib0
-      10.0.40.108             eudy-ipmi xeon08-ipmi0 xeon08-ipmi
-
-      # fox
-      10.0.40.26              fox
-      10.0.40.126             fox-ipmi
-    '';
-  };
-}

m/eudy/configuration.nix

@@ -2,7 +2,7 @@
 
 {
   imports = [
-    ../common/xeon.nix
+    ../common/ssf.nix
     #(modulesPath + "/installer/netboot/netboot-minimal.nix")
 
     ./kernel/kernel.nix

m/fox/configuration.nix

@@ -2,13 +2,18 @@
 
 {
   imports = [
-    ../common/xeon.nix
-    ../module/ceph.nix
+    ../common/base.nix
+    ../common/xeon/console.nix
     ../module/emulation.nix
+    ../module/nvidia.nix
     ../module/slurm-client.nix
-    ../module/slurm-firewall.nix
+    ./wireguard.nix
   ];
 
+  # Don't turn off on August as UPC has different dates.
+  # Fox works fine on power cuts.
+  systemd.timers.august-shutdown.enable = false;
+
   # Select the this using the ID to avoid mismatches
   boot.loader.grub.device = "/dev/disk/by-id/wwn-0x500a07514b0c1103";
 
@@ -16,30 +21,71 @@
   swapDevices = lib.mkForce [];
 
   boot.initrd.availableKernelModules = [ "xhci_pci" "ahci" "nvme" "usbhid" "usb_storage" "sd_mod" ];
-  boot.kernelModules = [ "kvm-amd" ];
+  boot.kernelModules = [ "kvm-amd" "amd_uncore" ];
 
   hardware.cpu.amd.updateMicrocode = lib.mkDefault config.hardware.enableRedistributableFirmware;
   hardware.cpu.intel.updateMicrocode = lib.mkForce false;
 
+  # Use performance for benchmarks
+  powerManagement.cpuFreqGovernor = "performance";
+
+  # Disable NUMA balancing
+  boot.kernel.sysctl."kernel.numa_balancing" = 0;
+
+  # Expose kernel addresses
+  boot.kernel.sysctl."kernel.kptr_restrict" = 0;
+
+  services.openssh.settings.X11Forwarding = true;
+
+  services.fail2ban.enable = true;
+
+  # Use SSH tunnel to reach internal hosts
+  programs.ssh.extraConfig = ''
+    Host bscpm04.bsc.es gitlab-internal.bsc.es tent
+      ProxyJump raccoon
+    Host raccoon
+      ProxyJump apex
+      HostName 127.0.0.1
+      Port 22022
+  '';
+
   networking = {
+    timeServers = [ "ntp1.upc.edu" "ntp2.upc.edu" ];
     hostName = "fox";
-    interfaces.enp1s0f0np0.ipv4.addresses = [ {
-      address = "10.0.40.26";
-      prefixLength = 24;
-    } ];
+    # UPC network (may change over time, use DHCP)
+    # Public IP configuration:
+    # - Hostname: fox.ac.upc.edu
+    # - IP: 147.83.30.141
+    # - Gateway: 147.83.30.130
+    # - NetMask: 255.255.255.192
+    # Private IP configuration for BMC:
+    # - Hostname: fox-ipmi.ac.upc.edu
+    # - IP: 147.83.35.27
+    # - Gateway: 147.83.35.2
+    # - NetMask: 255.255.255.0
+    interfaces.enp1s0f0np0.useDHCP = true;
   };
 
-  # Configure Nvidia driver to use with CUDA
-  hardware.nvidia.package = config.boot.kernelPackages.nvidiaPackages.production;
-  hardware.graphics.enable = true;
-  nixpkgs.config.allowUnfree = true;
-  nixpkgs.config.nvidia.acceptLicense = true;
-  services.xserver.videoDrivers = [ "nvidia" ];
+  # Use hut for cache
+  nix.settings = {
+    extra-substituters = [ "https://jungle.bsc.es/cache" ];
+    extra-trusted-public-keys = [ "jungle.bsc.es:pEc7MlAT0HEwLQYPtpkPLwRsGf80ZI26aj29zMw/HH0=" ];
+  };
+
+  # Recommended for new graphics cards
+  hardware.nvidia.open = true;
 
   # Mount NVME disks
   fileSystems."/nvme0" = { device = "/dev/disk/by-label/nvme0"; fsType = "ext4"; };
   fileSystems."/nvme1" = { device = "/dev/disk/by-label/nvme1"; fsType = "ext4"; };
 
+  # Mount the NFS home
+  fileSystems."/nfs/home" = {
+    device = "10.106.0.30:/home";
+    fsType = "nfs";
+    options = [ "nfsvers=3" "rsize=1024" "wsize=1024" "cto" "nofail" ];
+  };
+
   # Make a /nvme{0,1}/$USER directory for each user.
   systemd.services.create-nvme-dirs = let
     # Take only normal users in fox

m/fox/wireguard.nix

@@ -0,0 +1,46 @@
+{ config, ... }:
+
+{
+  networking.firewall = {
+    allowedUDPPorts = [ 666 ];
+  };
+
+  age.secrets.wgFox.file = ../../secrets/wg-fox.age;
+
+  networking.wireguard.enable = true;
+  networking.wireguard.interfaces = {
+    # "wg0" is the network interface name. You can name the interface arbitrarily.
+    wg0 = {
+      # Determines the IP address and subnet of the server's end of the tunnel interface.
+      ips = [ "10.106.0.1/24" ];
+
+      # The port that WireGuard listens to. Must be accessible by the client.
+      listenPort = 666;
+
+      # Path to the private key file.
+      privateKeyFile = config.age.secrets.wgFox.path;
+      # Public key: VfMPBQLQTKeyXJSwv8wBhc6OV0j2qAxUpX3kLHunK2Y=
+
+      peers = [
+        # List of allowed peers.
+        { 
+          name = "Apex";
+          publicKey = "VwhcN8vSOzdJEotQTpmPHBC52x3Hbv1lkFIyKubrnUA=";
+          # List of IPs assigned to this peer within the tunnel subnet. Used to configure routing.
+          allowedIPs = [ "10.106.0.30/32" ];
+        }
+      ];
+    };
+  };
+
+  networking.hosts = {
+    "10.106.0.30" = [ "apex" ];
+  };
+
+  networking.firewall = {
+    extraCommands = ''
+      # Accept slurm connections to slurmd from apex (via wireguard)
+      iptables -A nixos-fw -p tcp -i wg0 -s 10.106.0.30/32 -d 10.106.0.1/32 --dport 6818 -j nixos-fw-accept
+    '';
+  };
+}

m/hut/blackbox.yml

@@ -3,160 +3,12 @@ modules:
     prober: http
     timeout: 5s
     http:
-      proxy_url: "http://127.0.0.1:23080"
-      skip_resolve_phase_with_proxy: true
-      follow_redirects: true
-      valid_status_codes: []  # Defaults to 2xx
-      method: GET
-  http_with_proxy:
-    prober: http
-    http:
-      proxy_url: "http://127.0.0.1:3128"
-      skip_resolve_phase_with_proxy: true
-  http_with_proxy_and_headers:
-    prober: http
-    http:
-      proxy_url: "http://127.0.0.1:3128"
-      proxy_connect_header:
-        Proxy-Authorization:
-          - Bearer token
-  http_post_2xx:
-    prober: http
-    timeout: 5s
-    http:
-      method: POST
-      headers:
-        Content-Type: application/json
-      body: '{}'
-  http_post_body_file:
-    prober: http
-    timeout: 5s
-    http:
-      method: POST
-      body_file: "/files/body.txt"
-  http_basic_auth_example:
-    prober: http
-    timeout: 5s
-    http:
-      method: POST
-      headers:
-        Host: "login.example.com"
-      basic_auth:
-        username: "username"
-        password: "mysecret"
-  http_2xx_oauth_client_credentials:
-    prober: http
-    timeout: 5s
-    http:
-      valid_http_versions: ["HTTP/1.1", "HTTP/2"]
       follow_redirects: true
       preferred_ip_protocol: "ip4"
-      valid_status_codes:
-        - 200
-        - 201
-      oauth2:
-        client_id: "client_id"
-        client_secret: "client_secret"
-        token_url: "https://api.example.com/token"
-        endpoint_params:
-          grant_type: "client_credentials"
-  http_custom_ca_example:
-    prober: http
-    http:
+      valid_status_codes: []  # Defaults to 2xx
       method: GET
-      tls_config:
-        ca_file: "/certs/my_cert.crt"
-  http_gzip:
-    prober: http
-    http:
-      method: GET
-      compression: gzip
-  http_gzip_with_accept_encoding:
-    prober: http
-    http:
-      method: GET
-      compression: gzip
-      headers:
-        Accept-Encoding: gzip
-  tls_connect:
-    prober: tcp
-    timeout: 5s
-    tcp:
-      tls: true
-  tcp_connect_example:
-    prober: tcp
-    timeout: 5s
-  imap_starttls:
-    prober: tcp
-    timeout: 5s
-    tcp:
-      query_response:
-        - expect: "OK.*STARTTLS"
-        - send: ". STARTTLS"
-        - expect: "OK"
-        - starttls: true
-        - send: ". capability"
-        - expect: "CAPABILITY IMAP4rev1"
-  smtp_starttls:
-    prober: tcp
-    timeout: 5s
-    tcp:
-      query_response:
-        - expect: "^220 ([^ ]+) ESMTP (.+)$"
-        - send: "EHLO prober\r"
-        - expect: "^250-STARTTLS"
-        - send: "STARTTLS\r"
-        - expect: "^220"
-        - starttls: true
-        - send: "EHLO prober\r"
-        - expect: "^250-AUTH"
-        - send: "QUIT\r"
-  irc_banner_example:
-    prober: tcp
-    timeout: 5s
-    tcp:
-      query_response:
-        - send: "NICK prober"
-        - send: "USER prober prober prober :prober"
-        - expect: "PING :([^ ]+)"
-          send: "PONG ${1}"
-        - expect: "^:[^ ]+ 001"
   icmp:
     prober: icmp
     timeout: 5s
     icmp:
       preferred_ip_protocol: "ip4"
-  dns_udp_example:
-    prober: dns
-    timeout: 5s
-    dns:
-      query_name: "www.prometheus.io"
-      query_type: "A"
-      valid_rcodes:
-        - NOERROR
-      validate_answer_rrs:
-        fail_if_matches_regexp:
-          - ".*127.0.0.1"
-        fail_if_all_match_regexp:
-          - ".*127.0.0.1"
-        fail_if_not_matches_regexp:
-          - "www.prometheus.io.\t300\tIN\tA\t127.0.0.1"
-        fail_if_none_matches_regexp:
-          - "127.0.0.1"
-      validate_authority_rrs:
-        fail_if_matches_regexp:
-          - ".*127.0.0.1"
-      validate_additional_rrs:
-        fail_if_matches_regexp:
-          - ".*127.0.0.1"
-  dns_soa:
-    prober: dns
-    dns:
-      query_name: "prometheus.io"
-      query_type: "SOA"
-  dns_tcp_example:
-    prober: dns
-    dns:
-      transport_protocol: "tcp" # defaults to "udp"
-      preferred_ip_protocol: "ip4" # defaults to "ip6"
-      query_name: "www.prometheus.io"

m/hut/configuration.nix

@@ -2,16 +2,14 @@
 
 {
   imports = [
-    ../common/xeon.nix
+    ../common/ssf.nix
 
     ../module/ceph.nix
     ../module/debuginfod.nix
     ../module/emulation.nix
-    ../module/slurm-client.nix
     ./gitlab-runner.nix
     ./monitoring.nix
     ./nfs.nix
-    ./slurm-server.nix
     ./nix-serve.nix
     ./public-inbox.nix
     ./gitea.nix

m/hut/monitoring.nix

@@ -3,7 +3,10 @@
 {
   imports = [
     ../module/slurm-exporter.nix
+    ../module/meteocat-exporter.nix
+    ../module/upc-qaire-exporter.nix
     ./gpfs-probe.nix
+    ../module/nix-daemon-exporter.nix
   ];
 
   age.secrets.grafanaJungleRobotPassword = {
@@ -108,6 +111,9 @@
             "127.0.0.1:${toString config.services.prometheus.exporters.smartctl.port}"
             "127.0.0.1:9341" # Slurm exporter
             "127.0.0.1:9966" # GPFS custom exporter
+            "127.0.0.1:9999" # Nix-daemon custom exporter
+            "127.0.0.1:9929" # Meteocat custom exporter
+            "127.0.0.1:9928" # UPC Qaire custom exporter
             "127.0.0.1:${toString config.services.prometheus.exporters.blackbox.port}"
           ];
         }];
@@ -163,6 +169,9 @@
             "8.8.8.8"
             "ssfhead"
             "anella-bsc.cesca.cat"
+            "upc-anella.cesca.cat"
+            "fox.ac.upc.edu"
+            "arenys5.ac.upc.edu"
           ];
         }];
         relabel_configs = [
@@ -258,17 +267,6 @@
           }
         ];
       }
-      {
-        job_name = "ipmi-fox";
-        metrics_path = "/ipmi";
-        static_configs = [
-          { targets = [ "127.0.0.1:9290" ]; }
-        ];
-        params = {
-          target = [ "fox-ipmi" ];
-          module = [ "fox" ];
-        };
-      }
     ];
   };
 }

m/hut/slurm-server.nix

@@ -1,7 +0,0 @@
-{ ... }:
-
-{
-  services.slurm = {
-    server.enable = true;
-  };
-}

m/hut/targets.yml

@@ -4,7 +4,7 @@
   - xeon03-ipmi
   - xeon04-ipmi
   - koro-ipmi
-  - xeon06-ipmi
+  - weasel-ipmi
   - hut-ipmi
   - eudy-ipmi
   # Storage

m/koro/configuration.nix

@@ -2,7 +2,7 @@
 
 {
   imports = [
-    ../common/xeon.nix
+    ../common/ssf.nix
     #(modulesPath + "/installer/netboot/netboot-minimal.nix")
 
     ../eudy/cpufreq.nix

m/lake2/configuration.nix

@@ -2,7 +2,7 @@
 
 {
   imports = [
-    ../common/xeon.nix
+    ../common/ssf.nix
     ../module/monitoring.nix
   ];
 

m/map.nix

@@ -0,0 +1,70 @@
+{
+  # In physical order from top to bottom (see note below)
+  ssf = {
+    # Switches for Ethernet and OmniPath
+    switch-C6-S1A-05 = { pos=42; size=1; model="Dell S3048-ON"; };
+    switch-opa = { pos=41; size=1; };
+
+    # SSF login
+    apex = { pos=39; size=2; label="SSFHEAD"; board="R2208WTTYSR"; contact="rodrigo.arias@bsc.es"; };
+
+    # Storage
+    bay   = { pos=38; size=1; label="MDS01"; board="S2600WT2R"; sn="BQWL64850303"; contact="rodrigo.arias@bsc.es"; };
+    lake1 = { pos=37; size=1; label="OSS01"; board="S2600WT2R"; sn="BQWL64850234"; contact="rodrigo.arias@bsc.es"; };
+    lake2 = { pos=36; size=1; label="OSS02"; board="S2600WT2R"; sn="BQWL64850266"; contact="rodrigo.arias@bsc.es"; };
+
+    # Compute xeon
+    owl1   = { pos=35; size=1; label="SSF-XEON01"; board="S2600WTTR"; sn="BQWL64954172"; contact="rodrigo.arias@bsc.es"; };
+    owl2   = { pos=34; size=1; label="SSF-XEON02"; board="S2600WTTR"; sn="BQWL64756560"; contact="rodrigo.arias@bsc.es"; };
+    xeon03 = { pos=33; size=1; label="SSF-XEON03"; board="S2600WTTR"; sn="BQWL64750826"; contact="rodrigo.arias@bsc.es"; };
+    # Slot 34 empty
+    koro   = { pos=31; size=1; label="SSF-XEON05"; board="S2600WTTR"; sn="BQWL64954293"; contact="rodrigo.arias@bsc.es"; };
+    weasel = { pos=30; size=1; label="SSF-XEON06"; board="S2600WTTR"; sn="BQWL64750846"; contact="antoni.navarro@bsc.es"; };
+    hut    = { pos=29; size=1; label="SSF-XEON07"; board="S2600WTTR"; sn="BQWL64751184"; contact="rodrigo.arias@bsc.es"; };
+    eudy   = { pos=28; size=1; label="SSF-XEON08"; board="S2600WTTR"; sn="BQWL64756586"; contact="aleix.rocanonell@bsc.es"; };
+
+    # 16 KNL nodes, 4 per chassis
+    knl01_04 = { pos=26; size=2; label="KNL01..KNL04"; board="HNS7200APX"; };
+    knl05_08 = { pos=24; size=2; label="KNL05..KNL18"; board="HNS7200APX"; };
+    knl09_12 = { pos=22; size=2; label="KNL09..KNL12"; board="HNS7200APX"; };
+    knl13_16 = { pos=20; size=2; label="KNL13..KNL16"; board="HNS7200APX"; };
+
+    # Slot 19 empty
+
+    # EPI (hw team, guessed order)
+    epi01 = { pos=18; size=1; contact="joan.cabre@bsc.es"; };
+    epi02 = { pos=17; size=1; contact="joan.cabre@bsc.es"; };
+    epi03 = { pos=16; size=1; contact="joan.cabre@bsc.es"; };
+    anon  = { pos=14; size=2; }; # Unlabeled machine. Operative
+
+    # These are old and decommissioned (off)
+    power8    = { pos=12; size=2; label="BSCPOWER8N3";   decommissioned=true; };
+    powern1   = { pos=8;  size=4; label="BSCPOWERN1";    decommissioned=true; };
+    gustafson = { pos=7;  size=1; label="gustafson";     decommissioned=true; };
+    odap01    = { pos=3;  size=4; label="ODAP01";        decommissioned=true; };
+    amhdal    = { pos=2;  size=1; label="AMHDAL";        decommissioned=true; }; # sic
+    moore     = { pos=1;  size=1; label="moore (earth)"; decommissioned=true; };
+  };
+
+  bsc2218 = {
+    raccoon = { board="W2600CR"; sn="QSIP22500829"; contact="rodrigo.arias@bsc.es"; };
+    tent    = { label="SSF-XEON04"; board="S2600WTTR"; sn="BQWL64751229"; contact="rodrigo.arias@bsc.es"; };
+  };
+
+  upc = {
+    fox = { board="H13DSG-O-CPU"; sn="UM24CS600392"; prod="AS-4125GS-TNRT"; prod_sn="E508839X5103339"; contact="rodrigo.arias@bsc.es"; };
+  };
+
+  # NOTE: Position is specified in "U" units (44.45 mm) and starts at 1 from the
+  # bottom. Example:
+  #
+  #  |   ...  | - [pos+size] <--- Label in chassis
+  #  +--------+
+  #  |  node  | - [pos+1]
+  #  |   2U   | - [pos]
+  #  +------- +
+  #  |   ...  | - [pos-1]
+  #
+  # NOTE: The board and sn refers to the FRU information (Board Product and
+  # Board Serial) via `ipmitool fru print 0`.
+}

m/module/hut-substituter.nix

@@ -4,7 +4,7 @@
     # Don't add hut as a cache to itself
     assert config.networking.hostName != "hut";
     {
-      substituters = [ "http://hut/cache" ];
-      trusted-public-keys = [ "jungle.bsc.es:pEc7MlAT0HEwLQYPtpkPLwRsGf80ZI26aj29zMw/HH0=" ];
+      extra-substituters = [ "http://hut/cache" ];
+      extra-trusted-public-keys = [ "jungle.bsc.es:pEc7MlAT0HEwLQYPtpkPLwRsGf80ZI26aj29zMw/HH0=" ];
     };
 }

m/module/meteocat-exporter.nix

@@ -0,0 +1,17 @@
+{ config, lib, pkgs, ... }:
+
+with lib;
+
+{
+  systemd.services."prometheus-meteocat-exporter" = {
+    wantedBy = [ "multi-user.target" ];
+    after = [ "network.target" ];
+    serviceConfig = {
+      Restart = mkDefault "always";
+      PrivateTmp = mkDefault true;
+      WorkingDirectory = mkDefault "/tmp";
+      DynamicUser = mkDefault true;
+      ExecStart = "${pkgs.meteocat-exporter}/bin/meteocat-exporter";
+    };
+  };
+}

m/module/nix-daemon-builds.sh

@@ -0,0 +1,26 @@
+#!/bin/sh
+
+# Locate nix daemon pid
+nd=$(pgrep -o nix-daemon)
+
+# Locate children of nix-daemon
+pids1=$(tr ' ' '\n' < "/proc/$nd/task/$nd/children")
+
+# For each children, locate 2nd level children
+pids2=$(echo "$pids1" | xargs -I @ /bin/sh -c 'cat /proc/@/task/*/children' | tr ' ' '\n')
+
+cat <<EOF
+HTTP/1.1 200 OK
+Content-Type: text/plain; version=0.0.4; charset=utf-8; escaping=values
+
+# HELP nix_daemon_build Nix daemon derivation build state.
+# TYPE nix_daemon_build gauge
+EOF
+
+for pid in $pids2; do
+  name=$(cat /proc/$pid/environ 2>/dev/null | tr '\0' '\n' | rg "^name=(.+)" - --replace '$1' | tr -dc ' [:alnum:]_\-\.')
+  user=$(ps -o uname= -p "$pid")
+  if [ -n "$name" -a -n "$user" ]; then
+    printf 'nix_daemon_build{user="%s",name="%s"} 1\n' "$user" "$name"
+  fi
+done

m/module/nix-daemon-exporter.nix

@@ -0,0 +1,23 @@
+{ pkgs, config, lib, ... }:
+let
+  script = pkgs.runCommand "nix-daemon-exporter.sh" { }
+    ''
+      cp ${./nix-daemon-builds.sh} $out;
+      chmod +x $out
+    ''
+  ;
+in
+{
+  systemd.services.nix-daemon-exporter = {
+    description = "Daemon to export nix-daemon metrics";
+    path = [ pkgs.procps pkgs.ripgrep ];
+    wantedBy = [ "default.target" ];
+    serviceConfig = {
+      Type = "simple";
+      ExecStart = "${pkgs.socat}/bin/socat TCP4-LISTEN:9999,fork EXEC:${script}";
+      # Needed root to read the environment, potentially unsafe
+      User = "root";
+      Group = "root";
+    };
+  };
+}

m/module/nvidia.nix

@@ -0,0 +1,20 @@
+{ lib, config, pkgs, ... }:
+{
+  # Configure Nvidia driver to use with CUDA
+  hardware.nvidia.package = config.boot.kernelPackages.nvidiaPackages.production;
+  hardware.nvidia.open = lib.mkDefault (builtins.abort "hardware.nvidia.open not set");
+  hardware.graphics.enable = true;
+  nixpkgs.config.nvidia.acceptLicense = true;
+  services.xserver.videoDrivers = [ "nvidia" ];
+
+  # enable support for derivations which require nvidia-gpu to be available
+  # > requiredSystemFeatures = [ "cuda" ];
+  programs.nix-required-mounts.enable = true;
+  programs.nix-required-mounts.presets.nvidia-gpu.enable = true;
+  # They forgot to add the symlink
+  programs.nix-required-mounts.allowedPatterns.nvidia-gpu.paths = [
+    config.systemd.tmpfiles.settings.graphics-driver."/run/opengl-driver"."L+".argument
+  ];
+
+  environment.systemPackages = [ pkgs.cudainfo ];
+}

m/module/p.nix

@@ -0,0 +1,68 @@
+{ config, lib, pkgs, ... }:
+
+let
+  cfg = config.services.p;
+in
+{
+  options = {
+    services.p = {
+      enable = lib.mkOption {
+        type = lib.types.bool;
+        default = false;
+        description = "Whether to enable the p service.";
+      };
+      path = lib.mkOption {
+        type = lib.types.str;
+        default = "/var/lib/p";
+        description = "Where to save the pasted files on disk.";
+      };
+      url = lib.mkOption {
+        type = lib.types.str;
+        default = "https://jungle.bsc.es/p";
+        description = "URL prefix for the printed file.";
+      };
+    };
+  };
+
+  config = lib.mkIf cfg.enable {
+    environment.systemPackages = let 
+      p = pkgs.writeShellScriptBin "p" ''
+        set -e
+        pastedir="${cfg.path}/$USER"
+        cd "$pastedir"
+
+        ext="txt"
+        if [ -n "$1" ]; then
+          ext="$1"
+        fi
+
+        out=$(mktemp "XXXXXXXX.$ext")
+        cat > "$out"
+        chmod go+r "$out"
+        echo "${cfg.url}/$USER/$out"
+      '';
+    in [ p ];
+
+    systemd.services.p = let
+      # Take only normal users
+      users = lib.filterAttrs (_: v: v.isNormalUser) config.users.users;
+      # Create a directory for each user
+      commands = lib.concatLists (lib.mapAttrsToList (_: user: [
+        "install -d -o ${user.name} -g ${user.group} -m 0755 ${cfg.path}/${user.name}"
+      ]) users);
+    in {
+      description = "P service setup";
+      requires = [ "network-online.target" ];
+      #wants = [ "remote-fs.target" ];
+      #after = [ "remote-fs.target" ];
+      wantedBy = [ "multi-user.target" ];
+      serviceConfig = {
+        ExecStart = pkgs.writeShellScript "p-init.sh" (''
+
+          install -d -o root -g root -m 0755 ${cfg.path}
+
+        '' + (lib.concatLines commands));
+      };
+    };
+  };
+}

m/module/power-policy.nix

@@ -0,0 +1,33 @@
+{ config, lib, pkgs, ... }:
+
+with lib;
+
+let
+  cfg = config.power.policy;
+in
+{
+  options = {
+    power.policy = mkOption {
+      type = types.nullOr (types.enum [ "always-on" "previous" "always-off" ]);
+      default = null;
+      description = "Set power policy to use via IPMI.";
+    };
+  };
+
+  config = mkIf (cfg != null) {
+    systemd.services."power-policy" = {
+      description = "Set power policy to use via IPMI";
+      wantedBy = [ "multi-user.target" ];
+      unitConfig = {
+        StartLimitBurst = "10";
+        StartLimitIntervalSec = "10m";
+      };
+      serviceConfig = {
+        ExecStart = "${pkgs.ipmitool}/bin/ipmitool chassis policy ${cfg}";
+        Type = "oneshot";
+        Restart = "on-failure";
+        RestartSec = "5s";
+      };
+    };
+  };
+}

m/module/slurm-client.nix

@@ -1,33 +1,10 @@
-{ config, pkgs, lib, ... }:
+{ lib, ... }:
 
-let
-  suspendProgram = pkgs.writeScript "suspend.sh" ''
-    #!/usr/bin/env bash
-    exec 1>>/var/log/power_save.log 2>>/var/log/power_save.log
-    set -x
-    export "PATH=/run/current-system/sw/bin:$PATH"
-    echo "$(date) Suspend invoked $0 $*" >> /var/log/power_save.log
-    hosts=$(scontrol show hostnames $1)
-    for host in $hosts; do
-      echo Shutting down host: $host
-      ipmitool -I lanplus -H ''${host}-ipmi -P "" -U "" chassis power off
-    done
-  '';
+{
+  imports = [
+    ./slurm-common.nix
+  ];
 
-  resumeProgram = pkgs.writeScript "resume.sh" ''
-    #!/usr/bin/env bash
-    exec 1>>/var/log/power_save.log 2>>/var/log/power_save.log
-    set -x
-    export "PATH=/run/current-system/sw/bin:$PATH"
-    echo "$(date) Suspend invoked $0 $*" >> /var/log/power_save.log
-    hosts=$(scontrol show hostnames $1)
-    for host in $hosts; do
-      echo Starting host: $host
-      ipmitool -I lanplus -H ''${host}-ipmi -P "" -U "" chassis power on
-    done
-  '';
-
-in {
   systemd.services.slurmd.serviceConfig = {
     # Kill all processes in the control group on stop/restart. This will kill
     # all the jobs running, so ensure that we only upgrade when the nodes are
@@ -37,92 +14,5 @@ in {
     KillMode = lib.mkForce "control-group";
   };
 
-  services.slurm = {
-    client.enable = true;
-    controlMachine = "hut";
-    clusterName = "jungle";
-    nodeName = [
-      "owl[1,2]  Sockets=2 CoresPerSocket=14 ThreadsPerCore=2 Feature=owl"
-      "fox       Sockets=2 CoresPerSocket=96 ThreadsPerCore=1 Feature=fox"
-      "hut       Sockets=2 CoresPerSocket=14 ThreadsPerCore=2"
-    ];
-
-    partitionName = [
-      "owl Nodes=owl[1-2]     Default=YES DefaultTime=01:00:00 MaxTime=INFINITE State=UP"
-      "fox Nodes=fox          Default=NO  DefaultTime=01:00:00 MaxTime=INFINITE State=UP"
-    ];
-
-    # See slurm.conf(5) for more details about these options.
-    extraConfig = ''
-      # Use PMIx for MPI by default. It works okay with MPICH and OpenMPI, but
-      # not with Intel MPI. For that use the compatibility shim libpmi.so
-      # setting I_MPI_PMI_LIBRARY=$pmix/lib/libpmi.so while maintaining the PMIx
-      # library in SLURM (--mpi=pmix). See more details here:
-      # https://pm.bsc.es/gitlab/rarias/jungle/-/issues/16
-      MpiDefault=pmix
-
-      # When a node reboots return that node to the slurm queue as soon as it
-      # becomes operative again.
-      ReturnToService=2
-
-      # Track all processes by using a cgroup
-      ProctrackType=proctrack/cgroup
-
-      # Enable task/affinity to allow the jobs to run in a specified subset of
-      # the resources. Use the task/cgroup plugin to enable process containment.
-      TaskPlugin=task/affinity,task/cgroup
-
-      # Power off unused nodes until they are requested
-      SuspendProgram=${suspendProgram}
-      SuspendTimeout=60
-      ResumeProgram=${resumeProgram}
-      ResumeTimeout=300
-      SuspendExcNodes=hut,fox
-
-      # Turn the nodes off after 1 hour of inactivity
-      SuspendTime=3600
-
-      # Reduce port range so we can allow only this range in the firewall
-      SrunPortRange=60000-61000
-
-      # Use cores as consumable resources. In SLURM terms, a core may have
-      # multiple hardware threads (or CPUs).
-      SelectType=select/cons_tres
-
-      # Ignore memory constraints and only use unused cores to share a node with
-      # other jobs.
-      SelectTypeParameters=CR_Core
-
-      # Required for pam_slurm_adopt, see https://slurm.schedmd.com/pam_slurm_adopt.html
-      # This sets up the "extern" step into which ssh-launched processes will be
-      # adopted. Alloc runs the prolog at job allocation (salloc) rather than
-      # when a task runs (srun) so we can ssh early.
-      PrologFlags=Alloc,Contain,X11
-
-      # LaunchParameters=ulimit_pam_adopt will set RLIMIT_RSS in processes
-      # adopted by the external step, similar to tasks running in regular steps
-      # LaunchParameters=ulimit_pam_adopt
-      SlurmdDebug=debug5
-      #DebugFlags=Protocol,Cgroup
-    '';
-
-    extraCgroupConfig = ''
-      CgroupPlugin=cgroup/v2
-      #ConstrainCores=yes
-    '';
-  };
-
-  # Place the slurm config in /etc as this will be required by PAM
-  environment.etc.slurm.source = config.services.slurm.etcSlurm;
-
-  age.secrets.mungeKey = {
-    file = ../../secrets/munge-key.age;
-    owner = "munge";
-    group = "munge";
-  };
-
-  services.munge = {
-    enable = true;
-    password = config.age.secrets.mungeKey.path;
-  };
+  services.slurm.client.enable = true;
 }

m/module/slurm-common.nix

@@ -0,0 +1,115 @@
+{ config, pkgs, ... }:
+
+let
+  suspendProgram = pkgs.writeShellScript "suspend.sh" ''
+    exec 1>>/var/log/power_save.log 2>>/var/log/power_save.log
+    set -x
+    export "PATH=/run/current-system/sw/bin:$PATH"
+    echo "$(date) Suspend invoked $0 $*" >> /var/log/power_save.log
+    hosts=$(scontrol show hostnames $1)
+    for host in $hosts; do
+      echo Shutting down host: $host
+      ipmitool -I lanplus -H ''${host}-ipmi -P "" -U "" chassis power off
+    done
+  '';
+
+  resumeProgram = pkgs.writeShellScript "resume.sh" ''
+    exec 1>>/var/log/power_save.log 2>>/var/log/power_save.log
+    set -x
+    export "PATH=/run/current-system/sw/bin:$PATH"
+    echo "$(date) Suspend invoked $0 $*" >> /var/log/power_save.log
+    hosts=$(scontrol show hostnames $1)
+    for host in $hosts; do
+      echo Starting host: $host
+      ipmitool -I lanplus -H ''${host}-ipmi -P "" -U "" chassis power on
+    done
+  '';
+
+in {
+  services.slurm = {
+    controlMachine = "apex";
+    clusterName = "jungle";
+    nodeName = [
+      "owl[1,2]  Sockets=2 CoresPerSocket=14 ThreadsPerCore=2 Feature=owl"
+      "fox       Sockets=8 CoresPerSocket=24 ThreadsPerCore=1"
+    ];
+
+    partitionName = [
+      "owl Nodes=owl[1-2]     Default=YES DefaultTime=01:00:00 MaxTime=INFINITE State=UP"
+      "fox Nodes=fox          Default=NO  DefaultTime=01:00:00 MaxTime=INFINITE State=UP"
+    ];
+
+    # See slurm.conf(5) for more details about these options.
+    extraConfig = ''
+      # Use PMIx for MPI by default. It works okay with MPICH and OpenMPI, but
+      # not with Intel MPI. For that use the compatibility shim libpmi.so
+      # setting I_MPI_PMI_LIBRARY=$pmix/lib/libpmi.so while maintaining the PMIx
+      # library in SLURM (--mpi=pmix). See more details here:
+      # https://pm.bsc.es/gitlab/rarias/jungle/-/issues/16
+      MpiDefault=pmix
+
+      # When a node reboots return that node to the slurm queue as soon as it
+      # becomes operative again.
+      ReturnToService=2
+
+      # Track all processes by using a cgroup
+      ProctrackType=proctrack/cgroup
+
+      # Enable task/affinity to allow the jobs to run in a specified subset of
+      # the resources. Use the task/cgroup plugin to enable process containment.
+      TaskPlugin=task/affinity,task/cgroup
+
+      # Power off unused nodes until they are requested
+      SuspendProgram=${suspendProgram}
+      SuspendTimeout=60
+      ResumeProgram=${resumeProgram}
+      ResumeTimeout=300
+      SuspendExcNodes=fox
+
+      # Turn the nodes off after 1 hour of inactivity
+      SuspendTime=3600
+
+      # Reduce port range so we can allow only this range in the firewall
+      SrunPortRange=60000-61000
+
+      # Use cores as consumable resources. In SLURM terms, a core may have
+      # multiple hardware threads (or CPUs).
+      SelectType=select/cons_tres
+
+      # Ignore memory constraints and only use unused cores to share a node with
+      # other jobs.
+      SelectTypeParameters=CR_Core
+
+      # Required for pam_slurm_adopt, see https://slurm.schedmd.com/pam_slurm_adopt.html
+      # This sets up the "extern" step into which ssh-launched processes will be
+      # adopted. Alloc runs the prolog at job allocation (salloc) rather than
+      # when a task runs (srun) so we can ssh early.
+      PrologFlags=Alloc,Contain,X11
+
+      # LaunchParameters=ulimit_pam_adopt will set RLIMIT_RSS in processes
+      # adopted by the external step, similar to tasks running in regular steps
+      # LaunchParameters=ulimit_pam_adopt
+      SlurmdDebug=debug5
+      #DebugFlags=Protocol,Cgroup
+    '';
+
+    extraCgroupConfig = ''
+      CgroupPlugin=cgroup/v2
+      #ConstrainCores=yes
+    '';
+  };
+
+  # Place the slurm config in /etc as this will be required by PAM
+  environment.etc.slurm.source = config.services.slurm.etcSlurm;
+
+  age.secrets.mungeKey = {
+    file = ../../secrets/munge-key.age;
+    owner = "munge";
+    group = "munge";
+  };
+
+  services.munge = {
+    enable = true;
+    password = config.age.secrets.mungeKey.path;
+  };
+}

m/module/slurm-server.nix

@@ -0,0 +1,23 @@
+{ ... }:
+
+{
+  imports = [
+    ./slurm-common.nix
+  ];
+
+  services.slurm.server.enable = true;
+
+  networking.firewall = {
+    extraCommands = ''
+      # Accept slurm connections to controller from compute nodes
+      iptables -A nixos-fw -p tcp -s 10.0.40.0/24 --dport 6817 -j nixos-fw-accept
+      # Accept slurm connections from compute nodes for srun
+      iptables -A nixos-fw -p tcp -s 10.0.40.0/24 --dport 60000:61000 -j nixos-fw-accept
+
+      # Accept slurm connections to controller from fox (via wireguard)
+      iptables -A nixos-fw -p tcp -i wg0 -s 10.106.0.1/32 --dport 6817 -j nixos-fw-accept
+      # Accept slurm connections from fox for srun (via wireguard)
+      iptables -A nixos-fw -p tcp -i wg0 -s 10.106.0.1/32 --dport 60000:61000 -j nixos-fw-accept
+    '';
+  };
+}

m/module/ssh-hut-extern.nix

@@ -0,0 +1,8 @@
+{
+  programs.ssh.extraConfig = ''
+    Host apex ssfhead
+      HostName ssflogin.bsc.es
+    Host hut
+      ProxyJump apex
+  '';
+}

m/module/upc-qaire-exporter.nix

@@ -0,0 +1,17 @@
+{ config, lib, pkgs, ... }:
+
+with lib;
+
+{
+  systemd.services."prometheus-upc-qaire-exporter" = {
+    wantedBy = [ "multi-user.target" ];
+    after = [ "network.target" ];
+    serviceConfig = {
+      Restart = mkDefault "always";
+      PrivateTmp = mkDefault true;
+      WorkingDirectory = mkDefault "/tmp";
+      DynamicUser = mkDefault true;
+      ExecStart = "${pkgs.upc-qaire-exporter}/bin/upc-qaire-exporter";
+    };
+  };
+}

m/module/vpn-dac.nix

@@ -0,0 +1,35 @@
+{config, ...}:
+{
+  age.secrets.vpn-dac-login.file = ../../secrets/vpn-dac-login.age;
+  age.secrets.vpn-dac-client-key.file = ../../secrets/vpn-dac-client-key.age;
+
+  services.openvpn.servers = {
+    # systemctl status openvpn-dac.service
+    dac = {
+      config = ''
+        client
+        dev tun
+        proto tcp
+        remote vpn.ac.upc.edu 1194
+        remote vpn.ac.upc.edu 80
+        resolv-retry infinite
+        nobind
+        persist-key
+        persist-tun
+        ca ${./vpn-dac/ca.crt}
+        cert ${./vpn-dac/client.crt}
+        # Only key needs to be secret
+        key ${config.age.secrets.vpn-dac-client-key.path}
+        remote-cert-tls server
+        comp-lzo
+        verb 3
+        auth-user-pass ${config.age.secrets.vpn-dac-login.path}
+        reneg-sec 0
+
+        # Only route fox-ipmi
+        pull-filter ignore "route "
+        route 147.83.35.27 255.255.255.255
+      '';
+    };
+  };
+}

m/module/vpn-dac/ca.crt

@@ -0,0 +1,31 @@
+-----BEGIN CERTIFICATE-----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+-----END CERTIFICATE-----

m/module/vpn-dac/client.crt

@@ -0,0 +1,100 @@
+Certificate:
+    Data:
+        Version: 3 (0x2)
+        Serial Number: 2 (0x2)
+    Signature Algorithm: sha256WithRSAEncryption
+        Issuer: C=ES, ST=Barcelona, L=Barcelona, O=Universitat Politecnica de Catalunya, OU=Arquitectura de Computadors, CN=LCAC CA/name=LCAC/emailAddress=lcac@ac.upc.edu
+        Validity
+            Not Before: Jan 12 12:45:41 2016 GMT
+            Not After : Jan 12 12:45:41 2046 GMT
+        Subject: C=ES, ST=Barcelona, L=Barcelona, O=Universitat Politecnica de Catalunya, OU=Arquitectura de Computadors, CN=client/name=LCAC/emailAddress=lcac@ac.upc.edu
+        Subject Public Key Info:
+            Public Key Algorithm: rsaEncryption
+                Public-Key: (2048 bit)
+                Modulus:
+                    00:97:99:fa:7a:0e:4d:e2:1d:a5:b1:a8:14:18:64:
+                    c7:66:bf:de:99:1d:92:3b:86:82:4d:95:39:f7:a6:
+                    56:49:97:14:4f:e3:37:00:6c:f4:d0:1d:56:79:e7:
+                    19:b5:dd:36:15:8e:1d:57:7b:59:29:d2:11:bf:58:
+                    48:e0:f7:41:3d:16:64:8d:a2:0b:4a:ac:fa:c6:83:
+                    dc:10:2a:2c:d9:97:48:ee:11:2a:bc:4b:60:dd:b9:
+                    2e:8f:45:ca:87:0b:38:65:1c:f8:a2:1d:f9:50:aa:
+                    6e:60:f9:48:df:57:12:23:e1:e7:0c:81:5c:9f:c5:
+                    b2:e6:99:99:95:30:6d:57:36:06:8c:fd:fb:f9:4f:
+                    60:d2:3c:ba:ae:28:56:2f:da:58:5c:e8:c5:7b:ec:
+                    76:d9:28:6e:fb:8c:07:f9:d7:23:c3:72:76:3c:fa:
+                    dc:20:67:8f:cc:16:e0:91:07:d5:68:f9:20:4d:7d:
+                    5c:2d:02:04:16:76:52:f3:53:be:a3:dc:0d:d5:fb:
+                    6b:55:29:f3:52:35:c8:7d:99:d1:4a:94:be:b1:8e:
+                    fd:85:18:25:eb:41:e9:56:da:af:62:84:20:0a:00:
+                    17:94:92:94:91:6a:f8:54:37:17:ee:1e:bb:fb:93:
+                    71:91:d9:e4:e9:b8:3b:18:7d:6d:7d:4c:ce:58:55:
+                    f9:41
+                Exponent: 65537 (0x10001)
+        X509v3 extensions:
+            X509v3 Basic Constraints: 
+                CA:FALSE
+            Netscape Comment: 
+                Easy-RSA Generated Certificate
+            X509v3 Subject Key Identifier: 
+                1B:88:06:D5:33:1D:5C:48:46:B5:DE:78:89:36:96:91:3A:74:43:18
+            X509v3 Authority Key Identifier: 
+                keyid:DC:9E:CD:7D:5C:1F:53:78:41:1D:78:79:B0:69:96:3A:A6:B4:4E:EA
+                DirName:/C=ES/ST=Barcelona/L=Barcelona/O=Universitat Politecnica de Catalunya/OU=Arquitectura de Computadors/CN=LCAC CA/name=LCAC/emailAddress=lcac@ac.upc.edu
+                serial:91:F5:D7:C3:C0:A6:4E:61
+
+            X509v3 Extended Key Usage: 
+                TLS Web Client Authentication
+            X509v3 Key Usage: 
+                Digital Signature
+            X509v3 Subject Alternative Name: 
+                DNS:client
+    Signature Algorithm: sha256WithRSAEncryption
+         42:e8:50:b2:e7:88:75:86:0b:bb:29:e3:aa:c6:0e:4c:e8:ea:
+         3d:0c:02:31:7f:3b:80:0c:3f:80:af:45:d6:62:27:a0:0e:e7:
+         26:09:12:97:95:f8:d9:9b:89:b5:ef:56:64:f1:de:82:74:e0:
+         31:0a:cc:90:0a:bd:50:b8:54:95:0a:ae:3b:40:df:76:b6:d1:
+         01:2e:f3:96:9f:52:d4:e9:14:6d:b7:14:9d:45:99:33:36:2a:
+         01:0b:15:1a:ed:55:dc:64:83:65:1a:06:42:d9:c7:dc:97:d4:
+         02:81:c2:58:2b:ea:e4:b7:ae:84:3a:e4:3f:f1:2e:fa:ec:f3:
+         40:5d:b8:6a:d5:5e:e1:e8:2f:e2:2f:48:a4:38:a1:4f:22:e3:
+         4f:66:94:aa:02:78:9a:2b:7a:5d:aa:aa:51:a5:e3:d0:91:e9:
+         1d:f9:08:ed:8b:51:c9:a6:af:46:85:b5:1c:ed:12:a1:28:33:
+         75:36:00:d8:5c:14:65:96:c0:28:7d:47:50:a4:89:5f:b0:72:
+         1a:4b:13:17:26:0f:f0:b8:65:3c:e9:96:36:f9:bf:90:59:33:
+         87:1f:01:03:25:f8:f0:3a:9b:33:02:d0:0a:43:b5:0a:cf:62:
+         a1:45:38:37:07:9d:9c:94:0b:31:c6:3c:34:b7:fc:5a:0c:e4:
+         bf:23:f6:7d
+-----BEGIN CERTIFICATE-----
+MIIFqjCCBJKgAwIBAgIBAjANBgkqhkiG9w0BAQsFADCByzELMAkGA1UEBhMCRVMx
+EjAQBgNVBAgTCUJhcmNlbG9uYTESMBAGA1UEBxMJQmFyY2Vsb25hMS0wKwYDVQQK
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+DwQEAwIHgDARBgNVHREECjAIggZjbGllbnQwDQYJKoZIhvcNAQELBQADggEBAELo
+ULLniHWGC7sp46rGDkzo6j0MAjF/O4AMP4CvRdZiJ6AO5yYJEpeV+NmbibXvVmTx
+3oJ04DEKzJAKvVC4VJUKrjtA33a20QEu85afUtTpFG23FJ1FmTM2KgELFRrtVdxk
+g2UaBkLZx9yX1AKBwlgr6uS3roQ65D/xLvrs80BduGrVXuHoL+IvSKQ4oU8i409m
+lKoCeJorel2qqlGl49CR6R35CO2LUcmmr0aFtRztEqEoM3U2ANhcFGWWwCh9R1Ck
+iV+wchpLExcmD/C4ZTzpljb5v5BZM4cfAQMl+PA6mzMC0ApDtQrPYqFFODcHnZyU
+CzHGPDS3/FoM5L8j9n0=
+-----END CERTIFICATE-----

m/owl1/configuration.nix

@@ -2,7 +2,7 @@
 
 {
   imports = [
-    ../common/xeon.nix
+    ../common/ssf.nix
     ../module/ceph.nix
     ../module/emulation.nix
     ../module/slurm-client.nix

m/owl2/configuration.nix

@@ -2,7 +2,7 @@
 
 {
   imports = [
-    ../common/xeon.nix
+    ../common/ssf.nix
     ../module/ceph.nix
     ../module/emulation.nix
     ../module/slurm-client.nix

m/raccoon/configuration.nix

@@ -3,6 +3,11 @@
 {
   imports = [
     ../common/base.nix
+    ../module/emulation.nix
+    ../module/debuginfod.nix
+    ../module/ssh-hut-extern.nix
+    ../module/nvidia.nix
+    ../eudy/kernel/perf.nix
   ];
 
   # Don't install Grub on the disk yet
@@ -23,19 +28,39 @@
       address = "84.88.51.152";
       prefixLength = 25;
     } ];
+    interfaces.enp5s0f1.ipv4.addresses = [ {
+      address = "10.0.44.1";
+      prefixLength = 24;
+    } ];
+    nat = {
+      enable = true;
+      internalInterfaces = [ "enp5s0f1" ];
+      externalInterface = "eno0";
+    };
+    hosts = {
+      "10.0.44.4" = [ "tent" ];
+      "84.88.53.236" = [ "apex" ];
+    };
   };
 
   nix.settings = {
-    substituters = [ "https://jungle.bsc.es/cache" ];
-    trusted-public-keys = [ "jungle.bsc.es:pEc7MlAT0HEwLQYPtpkPLwRsGf80ZI26aj29zMw/HH0=" ];
+    extra-substituters = [ "https://jungle.bsc.es/cache" ];
+    extra-trusted-public-keys = [ "jungle.bsc.es:pEc7MlAT0HEwLQYPtpkPLwRsGf80ZI26aj29zMw/HH0=" ];
   };
 
-  # Configure Nvidia driver to use with CUDA
-  hardware.nvidia.package = config.boot.kernelPackages.nvidiaPackages.production;
-  hardware.graphics.enable = true;
-  nixpkgs.config.allowUnfree = true;
-  nixpkgs.config.nvidia.acceptLicense = true;
-  services.xserver.videoDrivers = [ "nvidia" ];
+  # Enable performance governor
+  powerManagement.cpuFreqGovernor = "performance";
+
+  hardware.nvidia.open = false; # Maxwell is older than Turing architecture
+
+  services.openssh.settings.X11Forwarding = true;
+
+  services.prometheus.exporters.node = {
+    enable = true;
+    enabledCollectors = [ "systemd" ];
+    port = 9002;
+    listenAddress = "127.0.0.1";
+  };
 
   users.motd = ''
     ⠀⠀⠀⠀⠀⠀⠀⣀⣀⣄⣠⣀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀

m/tent/blackbox.yml

@@ -0,0 +1,14 @@
+modules:
+  http_2xx:
+    prober: http
+    timeout: 5s
+    http:
+      preferred_ip_protocol: "ip4"
+      follow_redirects: true
+      valid_status_codes: []  # Defaults to 2xx
+      method: GET
+  icmp:
+    prober: icmp
+    timeout: 5s
+    icmp:
+      preferred_ip_protocol: "ip4"

m/tent/configuration.nix

@@ -0,0 +1,83 @@
+{ config, pkgs, lib, ... }:
+
+{
+  imports = [
+    ../common/xeon.nix
+    ../module/emulation.nix
+    ../module/debuginfod.nix
+    ../module/ssh-hut-extern.nix
+    ./monitoring.nix
+    ./nginx.nix
+    ./nix-serve.nix
+    ./gitlab-runner.nix
+    ./gitea.nix
+    ../hut/public-inbox.nix
+    ../hut/msmtp.nix
+    ../module/p.nix
+    ../module/vpn-dac.nix
+  ];
+
+  # Select the this using the ID to avoid mismatches
+  boot.loader.grub.device = "/dev/disk/by-id/wwn-0x55cd2e414d537675";
+
+  networking = {
+    hostName = "tent";
+    interfaces.eno1.ipv4.addresses = [
+      {
+        address = "10.0.44.4";
+        prefixLength = 24;
+      }
+    ];
+
+    # Only BSC DNSs seem to be reachable from the office VLAN
+    nameservers = [ "84.88.52.35" "84.88.52.36" ];
+    search = [ "bsc.es" "ac.upc.edu" ];
+    defaultGateway = "10.0.44.1";
+    hosts = {
+      "84.88.53.236" = [ "apex" ];
+    };
+  };
+
+  services.p.enable = true;
+
+  services.prometheus.exporters.node = {
+    enable = true;
+    enabledCollectors = [ "systemd" ];
+    port = 9002;
+    listenAddress = "127.0.0.1";
+  };
+
+  boot.swraid = {
+    enable = true;
+    mdadmConf = ''
+      DEVICE partitions
+      ARRAY /dev/md0 metadata=1.2 UUID=496db1e2:056a92aa:a544543f:40db379d
+      MAILADDR root
+    '';
+  };
+
+  fileSystems."/vault" = {
+    device = "/dev/disk/by-label/vault";
+    fsType = "ext4";
+  };
+
+  # Make a /vault/$USER directory for each user.
+  systemd.services.create-vault-dirs = let
+    # Take only normal users in tent
+    users = lib.filterAttrs (_: v: v.isNormalUser) config.users.users;
+    commands = lib.concatLists (lib.mapAttrsToList
+      (_: user: [
+        "install -d -o ${user.name} -g ${user.group} -m 0711 /vault/home/${user.name}"
+      ]) users);
+    script = pkgs.writeShellScript "create-vault-dirs.sh" (lib.concatLines commands);
+  in {
+    enable = true;
+    wants = [ "local-fs.target" ];
+    after = [ "local-fs.target" ];
+    wantedBy = [ "multi-user.target" ];
+    serviceConfig.ExecStart = script;
+  };
+
+  # disable automatic garbage collector
+  nix.gc.automatic = lib.mkForce false;
+}

m/tent/gitea.nix

@@ -0,0 +1,32 @@
+{ config, lib, ... }:
+{
+  services.gitea = {
+    enable = true;
+    appName = "Gitea in the jungle";
+
+    settings = {
+      server = {
+        ROOT_URL = "https://jungle.bsc.es/git/";
+        LOCAL_ROOT_URL = "https://jungle.bsc.es/git/";
+        LANDING_PAGE = "explore";
+      };
+      metrics.ENABLED = true;
+      service = {
+        DISABLE_REGISTRATION = true;
+        REGISTER_MANUAL_CONFIRM = true;
+        ENABLE_NOTIFY_MAIL = true;
+      };
+      log.LEVEL = "Warn";
+
+      mailer = {
+        ENABLED       = true;
+        FROM          = "jungle-robot@bsc.es";
+        PROTOCOL      = "sendmail";
+        SENDMAIL_PATH = "/run/wrappers/bin/sendmail";
+        SENDMAIL_ARGS = "--";
+      };
+    };
+
+    lfs.enable = true;
+  };
+}

m/tent/gitlab-runner.nix

@@ -0,0 +1,93 @@
+{ pkgs, lib, config, ... }:
+
+{
+  age.secrets.tent-gitlab-runner-pm-shell.file = ../../secrets/tent-gitlab-runner-pm-shell-token.age;
+  age.secrets.tent-gitlab-runner-pm-docker.file = ../../secrets/tent-gitlab-runner-pm-docker-token.age;
+  age.secrets.tent-gitlab-runner-bsc-docker.file = ../../secrets/tent-gitlab-runner-bsc-docker-token.age;
+
+  services.gitlab-runner = let sec = config.age.secrets; in {
+    enable = true;
+    settings.concurrent = 5;
+    services = {
+      # For gitlab.pm.bsc.es
+      gitlab-pm-shell = {
+        executor = "shell";
+        environmentVariables = {
+          SHELL = "${pkgs.bash}/bin/bash";
+        };
+        authenticationTokenConfigFile = sec.tent-gitlab-runner-pm-shell.path;
+        preGetSourcesScript = pkgs.writeScript "setup" ''
+          echo "This is the preGetSources script running, brace for impact"
+          env
+        '';
+      };
+      gitlab-pm-docker = {
+        authenticationTokenConfigFile = sec.tent-gitlab-runner-pm-docker.path;
+        executor = "docker";
+        dockerImage = "debian:stable";
+      };
+
+      # For gitlab.bsc.es
+      gitlab-bsc-docker = {
+        # gitlab.bsc.es still uses the old token mechanism
+        registrationConfigFile = sec.tent-gitlab-runner-bsc-docker.path;
+        tagList = [ "docker" "tent" "nix" ];
+        executor = "docker";
+        dockerImage = "alpine";
+        dockerVolumes = [
+          "/nix/store:/nix/store:ro"
+          "/nix/var/nix/db:/nix/var/nix/db:ro"
+          "/nix/var/nix/daemon-socket:/nix/var/nix/daemon-socket:ro"
+        ];
+        dockerDisableCache = true;
+        registrationFlags = [
+          # Increase build log length to 64 MiB
+          "--output-limit 65536"
+        ];
+        preBuildScript = pkgs.writeScript "setup-container" ''
+          mkdir -p -m 0755 /nix/var/log/nix/drvs
+          mkdir -p -m 0755 /nix/var/nix/gcroots
+          mkdir -p -m 0755 /nix/var/nix/profiles
+          mkdir -p -m 0755 /nix/var/nix/temproots
+          mkdir -p -m 0755 /nix/var/nix/userpool
+          mkdir -p -m 1777 /nix/var/nix/gcroots/per-user
+          mkdir -p -m 1777 /nix/var/nix/profiles/per-user
+          mkdir -p -m 0755 /nix/var/nix/profiles/per-user/root
+          mkdir -p -m 0700 "$HOME/.nix-defexpr"
+          mkdir -p -m 0700 "$HOME/.ssh"
+          cat >> "$HOME/.ssh/known_hosts" << EOF
+          bscpm04.bsc.es ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIPx4mC0etyyjYUT2Ztc/bs4ZXSbVMrogs1ZTP924PDgT
+          gitlab-internal.bsc.es ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIF9arsAOSRB06hdy71oTvJHG2Mg8zfebADxpvc37lZo3
+          EOF
+          . ${pkgs.nix}/etc/profile.d/nix-daemon.sh
+          # Required to load SSL certificate paths
+          . ${pkgs.cacert}/nix-support/setup-hook
+        '';
+        environmentVariables = {
+          ENV = "/etc/profile";
+          USER = "root";
+          NIX_REMOTE = "daemon";
+          PATH = "${config.system.path}/bin:/bin:/sbin:/usr/bin:/usr/sbin";
+        };
+      };
+    };
+  };
+
+  systemd.services.gitlab-runner.serviceConfig = {
+    DynamicUser = lib.mkForce false;
+    User = "gitlab-runner";
+    Group = "gitlab-runner";
+    ExecStart = lib.mkForce
+      ''${pkgs.gitlab-runner}/bin/gitlab-runner run --config ''${HOME}/.gitlab-runner/config.toml --listen-address "127.0.0.1:9252" --working-directory ''${HOME}'';
+  };
+
+  users.users.gitlab-runner = {
+    uid = config.ids.uids.gitlab-runner;
+    home = "/var/lib/gitlab-runner";
+    description = "Gitlab Runner";
+    group = "gitlab-runner";
+    extraGroups = [ "docker" ];
+    createHome = true;
+  };
+  users.groups.gitlab-runner.gid = config.ids.gids.gitlab-runner;
+}

m/tent/monitoring.nix

@@ -0,0 +1,217 @@
+{ config, lib, pkgs, ... }:
+
+{
+  imports = [
+    ../module/meteocat-exporter.nix
+    ../module/upc-qaire-exporter.nix
+    ../module/nix-daemon-exporter.nix
+  ];
+
+  age.secrets.grafanaJungleRobotPassword = {
+    file = ../../secrets/jungle-robot-password.age;
+    owner = "grafana";
+    mode = "400";
+  };
+
+  services.grafana = {
+    enable = true;
+    settings = {
+      server = {
+        domain = "jungle.bsc.es";
+        root_url = "%(protocol)s://%(domain)s/grafana";
+        serve_from_sub_path = true;
+        http_port = 2342;
+        http_addr = "127.0.0.1";
+      };
+      smtp = {
+        enabled = true;
+        from_address = "jungle-robot@bsc.es";
+        user = "jungle-robot";
+        # Read the password from a file, which is only readable by grafana user
+        # https://grafana.com/docs/grafana/latest/setup-grafana/configure-grafana/#file-provider
+        password = "$__file{${config.age.secrets.grafanaJungleRobotPassword.path}}";
+        host = "mail.bsc.es:465";
+        startTLS_policy = "NoStartTLS";
+      };
+      feature_toggles.publicDashboards = true;
+      "auth.anonymous".enabled = true;
+      log.level = "warn";
+    };
+  };
+
+  services.prometheus = {
+    enable = true;
+    port = 9001;
+    retentionTime = "5y";
+    listenAddress = "127.0.0.1";
+  };
+
+  # We need access to the devices to monitor the disk space
+  systemd.services.prometheus-node-exporter.serviceConfig.PrivateDevices = lib.mkForce false;
+  systemd.services.prometheus-node-exporter.serviceConfig.ProtectHome = lib.mkForce "read-only";
+
+  # Credentials for IPMI exporter
+  age.secrets.ipmiYml = {
+    file = ../../secrets/ipmi.yml.age;
+    owner = "ipmi-exporter";
+  };
+
+  # Create an IPMI group and assign the ipmi0 device
+  users.groups.ipmi = {};
+  services.udev.extraRules = ''
+    SUBSYSTEM=="ipmi", KERNEL=="ipmi0", GROUP="ipmi", MODE="0660"
+  '';
+
+  # Add a new ipmi-exporter user that can read the ipmi0 device
+  users.users.ipmi-exporter = {
+    isSystemUser = true;
+    group = "ipmi";
+  };
+
+  # Disable dynamic user so we have the ipmi-exporter user available for the credentials
+  systemd.services.prometheus-ipmi-exporter.serviceConfig = {
+    DynamicUser = lib.mkForce false;
+    PrivateDevices = lib.mkForce false;
+    User = lib.mkForce "ipmi-exporter";
+    Group = lib.mkForce "ipmi";
+    RestrictNamespaces = lib.mkForce false;
+    # Fake uid to 0 so it shuts up
+    ExecStart = let
+      cfg = config.services.prometheus.exporters.ipmi;
+    in lib.mkForce (lib.concatStringsSep " " ([
+      "${pkgs.util-linux}/bin/unshare --map-user 0"
+      "${pkgs.prometheus-ipmi-exporter}/bin/ipmi_exporter"
+      "--web.listen-address ${cfg.listenAddress}:${toString cfg.port}"
+      "--config.file ${lib.escapeShellArg cfg.configFile}"
+    ] ++ cfg.extraFlags));
+  };
+
+  services.prometheus = {
+    exporters = {
+      ipmi = {
+        enable = true;
+        configFile = config.age.secrets.ipmiYml.path;
+        #extraFlags = [ "--log.level=debug" ];
+        listenAddress = "127.0.0.1";
+      };
+      node = {
+        enable = true;
+        enabledCollectors = [ "logind" ];
+        port = 9002;
+        listenAddress = "127.0.0.1";
+      };
+      blackbox = {
+        enable = true;
+        listenAddress = "127.0.0.1";
+        configFile = ./blackbox.yml;
+      };
+    };
+
+    scrapeConfigs = [
+      {
+        job_name = "local";
+        static_configs = [{
+          targets = [
+            "127.0.0.1:9002" # Node exporter
+            #"127.0.0.1:9115" # Blackbox exporter
+            "127.0.0.1:9290" # IPMI exporter for local node
+            "127.0.0.1:9928" # UPC Qaire custom exporter
+            "127.0.0.1:9929" # Meteocat custom exporter
+            "127.0.0.1:9999" # Nix-daemon custom exporter
+          ];
+        }];
+      }
+      {
+        job_name = "blackbox-http";
+        metrics_path = "/probe";
+        params = { module = [ "http_2xx" ]; };
+        static_configs = [{
+          targets = [
+            "https://www.google.com/robots.txt"
+            "https://pm.bsc.es/"
+            "https://pm.bsc.es/gitlab/"
+            "https://jungle.bsc.es/"
+            "https://gitlab.bsc.es/"
+          ];
+        }];
+        relabel_configs = [
+          {
+            # Takes the address and sets it in the "target=<xyz>" URL parameter
+            source_labels = [ "__address__" ];
+            target_label = "__param_target";
+          }
+          {
+            # Sets the "instance" label with the remote host we are querying
+            source_labels = [ "__param_target" ];
+            target_label = "instance";
+          }
+          {
+            # Shows the host target address instead of the blackbox address
+            target_label = "__address__";
+            replacement = "127.0.0.1:9115";
+          }
+        ];
+      }
+      {
+        job_name = "blackbox-icmp";
+        metrics_path = "/probe";
+        params = { module = [ "icmp" ]; };
+        static_configs = [{
+          targets = [
+            "1.1.1.1"
+            "8.8.8.8"
+            "ssfhead"
+            "raccoon"
+            "anella-bsc.cesca.cat"
+            "upc-anella.cesca.cat"
+            "fox.ac.upc.edu"
+            "fox-ipmi.ac.upc.edu"
+            "arenys5.ac.upc.edu"
+            "arenys0-2.ac.upc.edu"
+            "epi01.bsc.es"
+            "axle.bsc.es"
+          ];
+        }];
+        relabel_configs = [
+          {
+            # Takes the address and sets it in the "target=<xyz>" URL parameter
+            source_labels = [ "__address__" ];
+            target_label = "__param_target";
+          }
+          {
+            # Sets the "instance" label with the remote host we are querying
+            source_labels = [ "__param_target" ];
+            target_label = "instance";
+          }
+          {
+            # Shows the host target address instead of the blackbox address
+            target_label = "__address__";
+            replacement = "127.0.0.1:9115";
+          }
+        ];
+      }
+      {
+        job_name = "ipmi-raccoon";
+        metrics_path = "/ipmi";
+        static_configs = [
+          { targets = [ "127.0.0.1:9290" ]; }
+        ];
+        params = {
+          target = [ "raccoon-ipmi" ];
+          module = [ "raccoon" ];
+        };
+      }
+      {
+        job_name = "ipmi-fox";
+        metrics_path = "/ipmi";
+        static_configs = [
+          { targets = [ "127.0.0.1:9290" ]; }
+        ];
+        params = {
+          target = [ "fox-ipmi.ac.upc.edu" ];
+          module = [ "fox" ];
+        };
+      }
+    ];
+  };
+}

m/tent/nginx.nix

@@ -0,0 +1,74 @@
+{ theFlake, pkgs, ... }:
+let
+  website = pkgs.stdenv.mkDerivation {
+    name = "jungle-web";
+    src = theFlake;
+    buildInputs = [ pkgs.hugo ];
+    buildPhase = ''
+      cd web
+      rm -rf public/
+      hugo
+    '';
+    installPhase = ''
+      cp -r public $out
+    '';
+    # Don't mess doc/
+    dontFixup = true;
+  };
+in
+{
+  networking.firewall.allowedTCPPorts = [ 80 ];
+  services.nginx = {
+    enable = true;
+    virtualHosts."jungle.bsc.es" = {
+      root = "${website}";
+      listen = [
+        {
+          addr = "0.0.0.0";
+          port = 80;
+        }
+      ];
+      extraConfig = ''
+        set_real_ip_from 127.0.0.1;
+        set_real_ip_from 84.88.52.107;
+        real_ip_recursive on;
+        real_ip_header X-Forwarded-For;
+
+        location /git {
+          rewrite ^/git$ / break;
+          rewrite ^/git/(.*) /$1 break;
+          proxy_pass http://127.0.0.1:3000;
+          proxy_redirect http:// $scheme://;
+          client_max_body_size 64M;
+        }
+        location /cache {
+          rewrite ^/cache/(.*) /$1 break;
+          proxy_pass http://127.0.0.1:5000;
+          proxy_redirect http:// $scheme://;
+        }
+        location /lists {
+          proxy_pass http://127.0.0.1:8081;
+          proxy_redirect http:// $scheme://;
+        }
+        location /grafana {
+          proxy_pass http://127.0.0.1:2342;
+          proxy_redirect http:// $scheme://;
+          proxy_set_header Host $host;
+          # Websockets
+          proxy_http_version 1.1;
+          proxy_set_header Upgrade $http_upgrade;
+          proxy_set_header Connection "upgrade";
+        }
+        location ~ ^/~(.+?)(/.*)?$ {
+          alias /vault/home/$1/public_html$2;
+          index  index.html index.htm;
+          autoindex on;
+          absolute_redirect off;
+        }
+        location /p/ {
+          alias /var/lib/p/;
+        }
+      '';
+    };
+  };
+}

m/tent/nix-serve.nix

@@ -0,0 +1,16 @@
+{ config, ... }:
+
+{
+  age.secrets.nixServe.file = ../../secrets/nix-serve.age;
+
+  services.nix-serve = {
+    enable = true;
+    # Only listen locally, as we serve it via ssh
+    bindAddress = "127.0.0.1";
+    port = 5000;
+
+    secretKeyFile = config.age.secrets.nixServe.path;
+    # Public key:
+    # jungle.bsc.es:pEc7MlAT0HEwLQYPtpkPLwRsGf80ZI26aj29zMw/HH0=
+  };
+}

m/weasel/configuration.nix

@@ -0,0 +1,32 @@
+{ lib, ... }:
+
+{
+  imports = [
+    ../common/ssf.nix
+  ];
+
+  # Select this using the ID to avoid mismatches
+  boot.loader.grub.device = "/dev/disk/by-id/wwn-0x55cd2e414d5356ca";
+
+  # No swap, there is plenty of RAM
+  swapDevices = lib.mkForce [];
+
+  # Users with sudo access
+  users.groups.wheel.members = [ "abonerib" "anavarro" ];
+
+  # Run julia installed with juliaup using julia's own libraries:
+  # NIX_LD_LIBRARY_PATH=~/.julia/juliaup/${VERS}/lib/julia ~/.juliaup/bin/julia
+  programs.nix-ld.enable = true;
+
+  networking = {
+    hostName = "weasel";
+    interfaces.eno1.ipv4.addresses = [ {
+      address = "10.0.40.6";
+      prefixLength = 24;
+    } ];
+    interfaces.ibp5s0.ipv4.addresses = [ {
+      address = "10.0.42.6";
+      prefixLength = 24;
+    } ];
+  };
+}

pkgs/cudainfo/Makefile

@@ -0,0 +1,12 @@
+HOSTCXX  ?= g++
+NVCC     := nvcc -ccbin $(HOSTCXX)
+CXXFLAGS := -m64
+
+# Target rules
+all: cudainfo
+
+cudainfo: cudainfo.cpp
+	$(NVCC) $(CXXFLAGS) -o $@ $<
+
+clean:
+	rm -f cudainfo cudainfo.o

pkgs/cudainfo/cudainfo.cpp

@@ -0,0 +1,600 @@
+/*
+ * Copyright 1993-2015 NVIDIA Corporation.  All rights reserved.
+ *
+ * Please refer to the NVIDIA end user license agreement (EULA) associated
+ * with this source code for terms and conditions that govern your use of
+ * this software. Any use, reproduction, disclosure, or distribution of
+ * this software and related documentation outside the terms of the EULA
+ * is strictly prohibited.
+ *
+ */
+/* This sample queries the properties of the CUDA devices present in the system via CUDA Runtime API. */
+
+// Shared Utilities (QA Testing)
+
+// std::system includes
+#include <memory>
+#include <iostream>
+
+#include <cuda_runtime.h>
+
+// This will output the proper CUDA error strings in the event that a CUDA host call returns an error
+#define checkCudaErrors(val)           check ( (val), #val, __FILE__, __LINE__ )
+
+// CUDA Runtime error messages
+#ifdef __DRIVER_TYPES_H__
+static const char *_cudaGetErrorEnum(cudaError_t error)
+{
+    switch (error)
+    {
+        case cudaSuccess:
+            return "cudaSuccess";
+
+        case cudaErrorMissingConfiguration:
+            return "cudaErrorMissingConfiguration";
+
+        case cudaErrorMemoryAllocation:
+            return "cudaErrorMemoryAllocation";
+
+        case cudaErrorInitializationError:
+            return "cudaErrorInitializationError";
+
+        case cudaErrorLaunchFailure:
+            return "cudaErrorLaunchFailure";
+
+        case cudaErrorPriorLaunchFailure:
+            return "cudaErrorPriorLaunchFailure";
+
+        case cudaErrorLaunchTimeout:
+            return "cudaErrorLaunchTimeout";
+
+        case cudaErrorLaunchOutOfResources:
+            return "cudaErrorLaunchOutOfResources";
+
+        case cudaErrorInvalidDeviceFunction:
+            return "cudaErrorInvalidDeviceFunction";
+
+        case cudaErrorInvalidConfiguration:
+            return "cudaErrorInvalidConfiguration";
+
+        case cudaErrorInvalidDevice:
+            return "cudaErrorInvalidDevice";
+
+        case cudaErrorInvalidValue:
+            return "cudaErrorInvalidValue";
+
+        case cudaErrorInvalidPitchValue:
+            return "cudaErrorInvalidPitchValue";
+
+        case cudaErrorInvalidSymbol:
+            return "cudaErrorInvalidSymbol";
+
+        case cudaErrorMapBufferObjectFailed:
+            return "cudaErrorMapBufferObjectFailed";
+
+        case cudaErrorUnmapBufferObjectFailed:
+            return "cudaErrorUnmapBufferObjectFailed";
+
+        case cudaErrorInvalidHostPointer:
+            return "cudaErrorInvalidHostPointer";
+
+        case cudaErrorInvalidDevicePointer:
+            return "cudaErrorInvalidDevicePointer";
+
+        case cudaErrorInvalidTexture:
+            return "cudaErrorInvalidTexture";
+
+        case cudaErrorInvalidTextureBinding:
+            return "cudaErrorInvalidTextureBinding";
+
+        case cudaErrorInvalidChannelDescriptor:
+            return "cudaErrorInvalidChannelDescriptor";
+
+        case cudaErrorInvalidMemcpyDirection:
+            return "cudaErrorInvalidMemcpyDirection";
+
+        case cudaErrorAddressOfConstant:
+            return "cudaErrorAddressOfConstant";
+
+        case cudaErrorTextureFetchFailed:
+            return "cudaErrorTextureFetchFailed";
+
+        case cudaErrorTextureNotBound:
+            return "cudaErrorTextureNotBound";
+
+        case cudaErrorSynchronizationError:
+            return "cudaErrorSynchronizationError";
+
+        case cudaErrorInvalidFilterSetting:
+            return "cudaErrorInvalidFilterSetting";
+
+        case cudaErrorInvalidNormSetting:
+            return "cudaErrorInvalidNormSetting";
+
+        case cudaErrorMixedDeviceExecution:
+            return "cudaErrorMixedDeviceExecution";
+
+        case cudaErrorCudartUnloading:
+            return "cudaErrorCudartUnloading";
+
+        case cudaErrorUnknown:
+            return "cudaErrorUnknown";
+
+        case cudaErrorNotYetImplemented:
+            return "cudaErrorNotYetImplemented";
+
+        case cudaErrorMemoryValueTooLarge:
+            return "cudaErrorMemoryValueTooLarge";
+
+        case cudaErrorInvalidResourceHandle:
+            return "cudaErrorInvalidResourceHandle";
+
+        case cudaErrorNotReady:
+            return "cudaErrorNotReady";
+
+        case cudaErrorInsufficientDriver:
+            return "cudaErrorInsufficientDriver";
+
+        case cudaErrorSetOnActiveProcess:
+            return "cudaErrorSetOnActiveProcess";
+
+        case cudaErrorInvalidSurface:
+            return "cudaErrorInvalidSurface";
+
+        case cudaErrorNoDevice:
+            return "cudaErrorNoDevice";
+
+        case cudaErrorECCUncorrectable:
+            return "cudaErrorECCUncorrectable";
+
+        case cudaErrorSharedObjectSymbolNotFound:
+            return "cudaErrorSharedObjectSymbolNotFound";
+
+        case cudaErrorSharedObjectInitFailed:
+            return "cudaErrorSharedObjectInitFailed";
+
+        case cudaErrorUnsupportedLimit:
+            return "cudaErrorUnsupportedLimit";
+
+        case cudaErrorDuplicateVariableName:
+            return "cudaErrorDuplicateVariableName";
+
+        case cudaErrorDuplicateTextureName:
+            return "cudaErrorDuplicateTextureName";
+
+        case cudaErrorDuplicateSurfaceName:
+            return "cudaErrorDuplicateSurfaceName";
+
+        case cudaErrorDevicesUnavailable:
+            return "cudaErrorDevicesUnavailable";
+
+        case cudaErrorInvalidKernelImage:
+            return "cudaErrorInvalidKernelImage";
+
+        case cudaErrorNoKernelImageForDevice:
+            return "cudaErrorNoKernelImageForDevice";
+
+        case cudaErrorIncompatibleDriverContext:
+            return "cudaErrorIncompatibleDriverContext";
+
+        case cudaErrorPeerAccessAlreadyEnabled:
+            return "cudaErrorPeerAccessAlreadyEnabled";
+
+        case cudaErrorPeerAccessNotEnabled:
+            return "cudaErrorPeerAccessNotEnabled";
+
+        case cudaErrorDeviceAlreadyInUse:
+            return "cudaErrorDeviceAlreadyInUse";
+
+        case cudaErrorProfilerDisabled:
+            return "cudaErrorProfilerDisabled";
+
+        case cudaErrorProfilerNotInitialized:
+            return "cudaErrorProfilerNotInitialized";
+
+        case cudaErrorProfilerAlreadyStarted:
+            return "cudaErrorProfilerAlreadyStarted";
+
+        case cudaErrorProfilerAlreadyStopped:
+            return "cudaErrorProfilerAlreadyStopped";
+
+        /* Since CUDA 4.0*/
+        case cudaErrorAssert:
+            return "cudaErrorAssert";
+
+        case cudaErrorTooManyPeers:
+            return "cudaErrorTooManyPeers";
+
+        case cudaErrorHostMemoryAlreadyRegistered:
+            return "cudaErrorHostMemoryAlreadyRegistered";
+
+        case cudaErrorHostMemoryNotRegistered:
+            return "cudaErrorHostMemoryNotRegistered";
+
+        /* Since CUDA 5.0 */
+        case cudaErrorOperatingSystem:
+            return "cudaErrorOperatingSystem";
+
+        case cudaErrorPeerAccessUnsupported:
+            return "cudaErrorPeerAccessUnsupported";
+
+        case cudaErrorLaunchMaxDepthExceeded:
+            return "cudaErrorLaunchMaxDepthExceeded";
+
+        case cudaErrorLaunchFileScopedTex:
+            return "cudaErrorLaunchFileScopedTex";
+
+        case cudaErrorLaunchFileScopedSurf:
+            return "cudaErrorLaunchFileScopedSurf";
+
+        case cudaErrorSyncDepthExceeded:
+            return "cudaErrorSyncDepthExceeded";
+
+        case cudaErrorLaunchPendingCountExceeded:
+            return "cudaErrorLaunchPendingCountExceeded";
+
+        case cudaErrorNotPermitted:
+            return "cudaErrorNotPermitted";
+
+        case cudaErrorNotSupported:
+            return "cudaErrorNotSupported";
+
+        /* Since CUDA 6.0 */
+        case cudaErrorHardwareStackError:
+            return "cudaErrorHardwareStackError";
+
+        case cudaErrorIllegalInstruction:
+            return "cudaErrorIllegalInstruction";
+
+        case cudaErrorMisalignedAddress:
+            return "cudaErrorMisalignedAddress";
+
+        case cudaErrorInvalidAddressSpace:
+            return "cudaErrorInvalidAddressSpace";
+
+        case cudaErrorInvalidPc:
+            return "cudaErrorInvalidPc";
+
+        case cudaErrorIllegalAddress:
+            return "cudaErrorIllegalAddress";
+
+        /* Since CUDA 6.5*/
+        case cudaErrorInvalidPtx:
+            return "cudaErrorInvalidPtx";
+
+        case cudaErrorInvalidGraphicsContext:
+            return "cudaErrorInvalidGraphicsContext";
+
+        case cudaErrorStartupFailure:
+            return "cudaErrorStartupFailure";
+
+        case cudaErrorApiFailureBase:
+            return "cudaErrorApiFailureBase";
+    }
+
+    return "<unknown>";
+}
+#endif
+
+template< typename T >
+void check(T result, char const *const func, const char *const file, int const line)
+{
+    if (result)
+    {
+        fprintf(stderr, "CUDA error at %s:%d code=%d(%s) \"%s\" \n",
+                file, line, static_cast<unsigned int>(result), _cudaGetErrorEnum(result), func);
+        cudaDeviceReset();
+        // Make sure we call CUDA Device Reset before exiting
+        exit(EXIT_FAILURE);
+    }
+}
+
+int *pArgc = NULL;
+char **pArgv = NULL;
+
+#if CUDART_VERSION < 5000
+
+// CUDA-C includes
+#include <cuda.h>
+
+// This function wraps the CUDA Driver API into a template function
+template <class T>
+inline void getCudaAttribute(T *attribute, CUdevice_attribute device_attribute, int device)
+{
+    CUresult error =    cuDeviceGetAttribute(attribute, device_attribute, device);
+
+    if (CUDA_SUCCESS != error) {
+        fprintf(stderr, "cuSafeCallNoSync() Driver API error = %04d from file <%s>, line %i.\n",
+                error, __FILE__, __LINE__);
+
+        // cudaDeviceReset causes the driver to clean up all state. While
+        // not mandatory in normal operation, it is good practice.  It is also
+        // needed to ensure correct operation when the application is being
+        // profiled. Calling cudaDeviceReset causes all profile data to be
+        // flushed before the application exits
+        cudaDeviceReset();
+        exit(EXIT_FAILURE);
+    }
+}
+
+#endif /* CUDART_VERSION < 5000 */
+
+// Beginning of GPU Architecture definitions
+inline int ConvertSMVer2Cores(int major, int minor)
+{
+    // Defines for GPU Architecture types (using the SM version to determine the # of cores per SM
+    typedef struct {
+        int SM; // 0xMm (hexidecimal notation), M = SM Major version, and m = SM minor version
+        int Cores;
+    } sSMtoCores;
+
+    sSMtoCores nGpuArchCoresPerSM[] = {
+        { 0x20, 32 }, // Fermi Generation (SM 2.0) GF100 class
+        { 0x21, 48 }, // Fermi Generation (SM 2.1) GF10x class
+        { 0x30, 192}, // Kepler Generation (SM 3.0) GK10x class
+        { 0x32, 192}, // Kepler Generation (SM 3.2) GK10x class
+        { 0x35, 192}, // Kepler Generation (SM 3.5) GK11x class
+        { 0x37, 192}, // Kepler Generation (SM 3.7) GK21x class
+        { 0x50, 128}, // Maxwell Generation (SM 5.0) GM10x class
+        { 0x52, 128}, // Maxwell Generation (SM 5.2) GM20x class
+        {   -1, -1 }
+    };
+
+    int index = 0;
+
+    while (nGpuArchCoresPerSM[index].SM != -1) {
+        if (nGpuArchCoresPerSM[index].SM == ((major << 4) + minor)) {
+            return nGpuArchCoresPerSM[index].Cores;
+        }
+
+        index++;
+    }
+
+    // If we don't find the values, we default use the previous one to run properly
+    printf("MapSMtoCores for SM %d.%d is undefined.  Default to use %d Cores/SM\n", major, minor, nGpuArchCoresPerSM[index-1].Cores);
+    return nGpuArchCoresPerSM[index-1].Cores;
+}
+
+////////////////////////////////////////////////////////////////////////////////
+// Program main
+////////////////////////////////////////////////////////////////////////////////
+int
+main(int argc, char **argv)
+{
+    pArgc = &argc;
+    pArgv = argv;
+
+    printf("%s Starting...\n\n", argv[0]);
+    printf(" CUDA Device Query (Runtime API) version (CUDART static linking)\n\n");
+
+    int deviceCount = 0;
+    cudaError_t error_id = cudaGetDeviceCount(&deviceCount);
+
+    if (error_id != cudaSuccess) {
+        printf("cudaGetDeviceCount failed: %s (%d)\n",
+			cudaGetErrorString(error_id), (int) error_id);
+        printf("Result = FAIL\n");
+        exit(EXIT_FAILURE);
+    }
+
+    // This function call returns 0 if there are no CUDA capable devices.
+    if (deviceCount == 0)
+        printf("There are no available device(s) that support CUDA\n");
+    else
+        printf("Detected %d CUDA Capable device(s)\n", deviceCount);
+
+    int dev, driverVersion = 0, runtimeVersion = 0;
+
+    for (dev = 0; dev < deviceCount; ++dev) {
+        cudaSetDevice(dev);
+        cudaDeviceProp deviceProp;
+        cudaGetDeviceProperties(&deviceProp, dev);
+
+        printf("\nDevice %d: \"%s\"\n", dev, deviceProp.name);
+
+        // Console log
+        cudaDriverGetVersion(&driverVersion);
+        cudaRuntimeGetVersion(&runtimeVersion);
+        printf("  CUDA Driver Version / Runtime Version          %d.%d / %d.%d\n", driverVersion/1000, (driverVersion%100)/10, runtimeVersion/1000, (runtimeVersion%100)/10);
+        printf("  CUDA Capability Major/Minor version number:    %d.%d\n", deviceProp.major, deviceProp.minor);
+
+        printf("  Total amount of global memory:                 %.0f MBytes (%llu bytes)\n",
+                (float)deviceProp.totalGlobalMem/1048576.0f, (unsigned long long) deviceProp.totalGlobalMem);
+
+        printf("  (%2d) Multiprocessors, (%3d) CUDA Cores/MP:     %d CUDA Cores\n",
+               deviceProp.multiProcessorCount,
+               ConvertSMVer2Cores(deviceProp.major, deviceProp.minor),
+               ConvertSMVer2Cores(deviceProp.major, deviceProp.minor) * deviceProp.multiProcessorCount);
+        printf("  GPU Max Clock rate:                            %.0f MHz (%0.2f GHz)\n", deviceProp.clockRate * 1e-3f, deviceProp.clockRate * 1e-6f);
+
+
+#if CUDART_VERSION >= 5000
+        // This is supported in CUDA 5.0 (runtime API device properties)
+        printf("  Memory Clock rate:                             %.0f Mhz\n", deviceProp.memoryClockRate * 1e-3f);
+        printf("  Memory Bus Width:                              %d-bit\n",   deviceProp.memoryBusWidth);
+
+        if (deviceProp.l2CacheSize) {
+            printf("  L2 Cache Size:                                 %d bytes\n", deviceProp.l2CacheSize);
+        }
+
+#else
+        // This only available in CUDA 4.0-4.2 (but these were only exposed in the CUDA Driver API)
+        int memoryClock;
+        getCudaAttribute<int>(&memoryClock, CU_DEVICE_ATTRIBUTE_MEMORY_CLOCK_RATE, dev);
+        printf("  Memory Clock rate:                             %.0f Mhz\n", memoryClock * 1e-3f);
+        int memBusWidth;
+        getCudaAttribute<int>(&memBusWidth, CU_DEVICE_ATTRIBUTE_GLOBAL_MEMORY_BUS_WIDTH, dev);
+        printf("  Memory Bus Width:                              %d-bit\n", memBusWidth);
+        int L2CacheSize;
+        getCudaAttribute<int>(&L2CacheSize, CU_DEVICE_ATTRIBUTE_L2_CACHE_SIZE, dev);
+
+        if (L2CacheSize) {
+            printf("  L2 Cache Size:                                 %d bytes\n", L2CacheSize);
+        }
+
+#endif
+
+        printf("  Maximum Texture Dimension Size (x,y,z)         1D=(%d), 2D=(%d, %d), 3D=(%d, %d, %d)\n",
+               deviceProp.maxTexture1D   , deviceProp.maxTexture2D[0], deviceProp.maxTexture2D[1],
+               deviceProp.maxTexture3D[0], deviceProp.maxTexture3D[1], deviceProp.maxTexture3D[2]);
+        printf("  Maximum Layered 1D Texture Size, (num) layers  1D=(%d), %d layers\n",
+               deviceProp.maxTexture1DLayered[0], deviceProp.maxTexture1DLayered[1]);
+        printf("  Maximum Layered 2D Texture Size, (num) layers  2D=(%d, %d), %d layers\n",
+               deviceProp.maxTexture2DLayered[0], deviceProp.maxTexture2DLayered[1], deviceProp.maxTexture2DLayered[2]);
+
+
+        printf("  Total amount of constant memory:               %lu bytes\n", deviceProp.totalConstMem);
+        printf("  Total amount of shared memory per block:       %lu bytes\n", deviceProp.sharedMemPerBlock);
+        printf("  Total number of registers available per block: %d\n", deviceProp.regsPerBlock);
+        printf("  Warp size:                                     %d\n", deviceProp.warpSize);
+        printf("  Maximum number of threads per multiprocessor:  %d\n", deviceProp.maxThreadsPerMultiProcessor);
+        printf("  Maximum number of threads per block:           %d\n", deviceProp.maxThreadsPerBlock);
+        printf("  Max dimension size of a thread block (x,y,z): (%d, %d, %d)\n",
+               deviceProp.maxThreadsDim[0],
+               deviceProp.maxThreadsDim[1],
+               deviceProp.maxThreadsDim[2]);
+        printf("  Max dimension size of a grid size    (x,y,z): (%d, %d, %d)\n",
+               deviceProp.maxGridSize[0],
+               deviceProp.maxGridSize[1],
+               deviceProp.maxGridSize[2]);
+        printf("  Maximum memory pitch:                          %lu bytes\n", deviceProp.memPitch);
+        printf("  Texture alignment:                             %lu bytes\n", deviceProp.textureAlignment);
+        printf("  Concurrent copy and kernel execution:          %s with %d copy engine(s)\n", (deviceProp.deviceOverlap ? "Yes" : "No"), deviceProp.asyncEngineCount);
+        printf("  Run time limit on kernels:                     %s\n", deviceProp.kernelExecTimeoutEnabled ? "Yes" : "No");
+        printf("  Integrated GPU sharing Host Memory:            %s\n", deviceProp.integrated ? "Yes" : "No");
+        printf("  Support host page-locked memory mapping:       %s\n", deviceProp.canMapHostMemory ? "Yes" : "No");
+        printf("  Alignment requirement for Surfaces:            %s\n", deviceProp.surfaceAlignment ? "Yes" : "No");
+        printf("  Device has ECC support:                        %s\n", deviceProp.ECCEnabled ? "Enabled" : "Disabled");
+#if defined(WIN32) || defined(_WIN32) || defined(WIN64) || defined(_WIN64)
+        printf("  CUDA Device Driver Mode (TCC or WDDM):         %s\n", deviceProp.tccDriver ? "TCC (Tesla Compute Cluster Driver)" : "WDDM (Windows Display Driver Model)");
+#endif
+        printf("  Device supports Unified Addressing (UVA):      %s\n", deviceProp.unifiedAddressing ? "Yes" : "No");
+        printf("  Device PCI Domain ID / Bus ID / location ID:   %d / %d / %d\n", deviceProp.pciDomainID, deviceProp.pciBusID, deviceProp.pciDeviceID);
+
+        const char *sComputeMode[] = {
+            "Default (multiple host threads can use ::cudaSetDevice() with device simultaneously)",
+            "Exclusive (only one host thread in one process is able to use ::cudaSetDevice() with this device)",
+            "Prohibited (no host thread can use ::cudaSetDevice() with this device)",
+            "Exclusive Process (many threads in one process is able to use ::cudaSetDevice() with this device)",
+            "Unknown",
+            NULL
+        };
+        printf("  Compute Mode:\n");
+        printf("     < %s >\n", sComputeMode[deviceProp.computeMode]);
+    }
+
+    // If there are 2 or more GPUs, query to determine whether RDMA is supported
+    if (deviceCount >= 2)
+    {
+        cudaDeviceProp prop[64];
+        int gpuid[64]; // we want to find the first two GPU's that can support P2P
+        int gpu_p2p_count = 0;
+
+        for (int i=0; i < deviceCount; i++)
+        {
+            checkCudaErrors(cudaGetDeviceProperties(&prop[i], i));
+
+            // Only boards based on Fermi or later can support P2P
+            if ((prop[i].major >= 2)
+#if defined(WIN32) || defined(_WIN32) || defined(WIN64) || defined(_WIN64)
+                // on Windows (64-bit), the Tesla Compute Cluster driver for windows must be enabled to supprot this
+                && prop[i].tccDriver
+#endif
+               )
+            {
+                // This is an array of P2P capable GPUs
+                gpuid[gpu_p2p_count++] = i;
+            }
+        }
+
+        // Show all the combinations of support P2P GPUs
+        int can_access_peer_0_1, can_access_peer_1_0;
+
+        if (gpu_p2p_count >= 2)
+        {
+            for (int i = 0; i < gpu_p2p_count-1; i++)
+            {
+                for (int j = 1; j < gpu_p2p_count; j++)
+                {
+                    checkCudaErrors(cudaDeviceCanAccessPeer(&can_access_peer_0_1, gpuid[i], gpuid[j]));
+                    printf("> Peer access from %s (GPU%d) -> %s (GPU%d) : %s\n", prop[gpuid[i]].name, gpuid[i],
+                           prop[gpuid[j]].name, gpuid[j] ,
+                           can_access_peer_0_1 ? "Yes" : "No");
+                }
+            }
+
+            for (int j = 1; j < gpu_p2p_count; j++)
+            {
+                for (int i = 0; i < gpu_p2p_count-1; i++)
+                {
+                    checkCudaErrors(cudaDeviceCanAccessPeer(&can_access_peer_1_0, gpuid[j], gpuid[i]));
+                    printf("> Peer access from %s (GPU%d) -> %s (GPU%d) : %s\n", prop[gpuid[j]].name, gpuid[j],
+                           prop[gpuid[i]].name, gpuid[i] ,
+                           can_access_peer_1_0 ? "Yes" : "No");
+                }
+            }
+        }
+    }
+
+    // csv masterlog info
+    // *****************************
+    // exe and CUDA driver name
+    printf("\n");
+    std::string sProfileString = "deviceQuery, CUDA Driver = CUDART";
+    char cTemp[128];
+
+    // driver version
+    sProfileString += ", CUDA Driver Version = ";
+#if defined(WIN32) || defined(_WIN32) || defined(WIN64) || defined(_WIN64)
+    sprintf_s(cTemp, 10, "%d.%d", driverVersion/1000, (driverVersion%100)/10);
+#else
+    sprintf(cTemp, "%d.%d", driverVersion/1000, (driverVersion%100)/10);
+#endif
+    sProfileString +=  cTemp;
+
+    // Runtime version
+    sProfileString += ", CUDA Runtime Version = ";
+#if defined(WIN32) || defined(_WIN32) || defined(WIN64) || defined(_WIN64)
+    sprintf_s(cTemp, 10, "%d.%d", runtimeVersion/1000, (runtimeVersion%100)/10);
+#else
+    sprintf(cTemp, "%d.%d", runtimeVersion/1000, (runtimeVersion%100)/10);
+#endif
+    sProfileString +=  cTemp;
+
+    // Device count
+    sProfileString += ", NumDevs = ";
+#if defined(WIN32) || defined(_WIN32) || defined(WIN64) || defined(_WIN64)
+    sprintf_s(cTemp, 10, "%d", deviceCount);
+#else
+    sprintf(cTemp, "%d", deviceCount);
+#endif
+    sProfileString += cTemp;
+
+    // Print Out all device Names
+    for (dev = 0; dev < deviceCount; ++dev)
+    {
+#if defined(WIN32) || defined(_WIN32) || defined(WIN64) || defined(_WIN64)
+        sprintf_s(cTemp, 13, ", Device%d = ", dev);
+#else
+        sprintf(cTemp, ", Device%d = ", dev);
+#endif
+        cudaDeviceProp deviceProp;
+        cudaGetDeviceProperties(&deviceProp, dev);
+        sProfileString += cTemp;
+        sProfileString += deviceProp.name;
+    }
+
+    sProfileString += "\n";
+    printf("%s", sProfileString.c_str());
+
+    printf("Result = PASS\n");
+
+    // finish
+    // cudaDeviceReset causes the driver to clean up all state. While
+    // not mandatory in normal operation, it is good practice.  It is also
+    // needed to ensure correct operation when the application is being
+    // profiled. Calling cudaDeviceReset causes all profile data to be
+    // flushed before the application exits
+    cudaDeviceReset();
+    return 0;
+}

pkgs/cudainfo/default.nix

@@ -0,0 +1,43 @@
+{
+  stdenv
+, cudatoolkit
+, cudaPackages
+, autoAddDriverRunpath
+, strace
+}:
+
+stdenv.mkDerivation (finalAttrs: {
+  name = "cudainfo";
+  src = ./.;
+  buildInputs = [
+    cudatoolkit # Required for nvcc
+    cudaPackages.cuda_cudart.static # Required for -lcudart_static
+    autoAddDriverRunpath
+  ];
+  installPhase = ''
+    mkdir -p $out/bin
+    cp -a cudainfo $out/bin
+  '';
+  passthru.gpuCheck = stdenv.mkDerivation {
+    name = "cudainfo-test";
+    requiredSystemFeatures = [ "cuda" ];
+    dontBuild = true;
+    nativeCheckInputs = [
+      finalAttrs.finalPackage # The cudainfo package from above
+      strace # When it fails, it will show the trace
+    ];
+    dontUnpack = true;
+    doCheck = true;
+    checkPhase = ''
+      if ! cudainfo; then
+        set -x
+        cudainfo=$(command -v cudainfo)
+        ldd $cudainfo
+        readelf -d $cudainfo
+        strace -f $cudainfo
+        set +x
+      fi
+    '';
+    installPhase = "touch $out";
+  };
+})

pkgs/meteocat-exporter/default.nix

@@ -0,0 +1,25 @@
+{ python3Packages, lib }:
+
+python3Packages.buildPythonApplication rec {
+  pname = "meteocat-exporter";
+  version = "1.0";
+
+  src = ./.;
+
+  doCheck = false;
+
+  build-system = with python3Packages; [
+    setuptools
+  ];
+
+  dependencies = with python3Packages; [
+    beautifulsoup4
+    lxml
+    prometheus-client
+  ];
+
+  meta = with lib; {
+    description = "MeteoCat Prometheus Exporter";
+    platforms = platforms.linux;
+  };
+}

pkgs/meteocat-exporter/meteocat-exporter

@@ -0,0 +1,54 @@
+#!/usr/bin/env python3
+
+import time
+from prometheus_client import start_http_server, Gauge
+from bs4 import BeautifulSoup
+from urllib import request
+
+# Configuration -------------------------------------------
+meteo_station = "X8" # Barcelona - Zona Universitària
+listening_port = 9929
+update_period = 60 * 5 # Each 5 min
+# ---------------------------------------------------------
+
+metric_tmin = Gauge('meteocat_temp_min', 'Min temperature')
+metric_tmax = Gauge('meteocat_temp_max', 'Max temperature')
+metric_tavg = Gauge('meteocat_temp_avg', 'Average temperature')
+metric_srad = Gauge('meteocat_solar_radiation', 'Solar radiation')
+
+def update(st):
+    url = 'https://www.meteo.cat/observacions/xema/dades?codi=' + st
+    response = request.urlopen(url)
+    data = response.read()
+    soup = BeautifulSoup(data, 'lxml')
+    table = soup.find("table", {"class" : "tblperiode"})
+    rows = table.find_all('tr')
+    row = rows[-1] # Take the last row
+    row_data = []
+    header = row.find('th')
+    header_text = header.text.strip()
+    row_data.append(header_text)
+    for col in row.find_all('td'):
+        row_data.append(col.text)
+    try:
+        # Sometimes it will return '(s/d)' and fail to parse
+        metric_tavg.set(float(row_data[1]))
+        metric_tmax.set(float(row_data[2]))
+        metric_tmin.set(float(row_data[3]))
+        metric_srad.set(float(row_data[10]))
+        #print("ok: temp_avg={}".format(float(row_data[1])))
+    except:
+        print("cannot parse row: {}".format(row))
+        metric_tavg.set(float("nan"))
+        metric_tmax.set(float("nan"))
+        metric_tmin.set(float("nan"))
+        metric_srad.set(float("nan"))
+
+if __name__ == '__main__':
+    start_http_server(port=listening_port, addr="localhost")
+    while True:
+        try:
+            update(meteo_station)
+        except:
+            print("update failed")
+        time.sleep(update_period)

pkgs/meteocat-exporter/setup.py

@@ -0,0 +1,11 @@
+#!/usr/bin/env python
+
+from setuptools import setup, find_packages
+
+setup(name='meteocat-exporter',
+      version='1.0',
+      # Modules to import from other scripts:
+      packages=find_packages(),
+      # Executables
+      scripts=["meteocat-exporter"],
+     )

pkgs/mpich-fix-hwtopo.patch

@@ -1,36 +0,0 @@
-diff --git a/src/util/mpir_hwtopo.c b/src/util/mpir_hwtopo.c
-index 33e88bc..ee3641c 100644
---- a/src/util/mpir_hwtopo.c
-+++ b/src/util/mpir_hwtopo.c
-@@ -200,18 +200,6 @@ int MPII_hwtopo_init(void)
- #ifdef HAVE_HWLOC
-     bindset = hwloc_bitmap_alloc();
-     hwloc_topology_init(&hwloc_topology);
--    char *xmlfile = MPIR_pmi_get_jobattr("PMI_hwloc_xmlfile");
--    if (xmlfile != NULL) {
--        int rc;
--        rc = hwloc_topology_set_xml(hwloc_topology, xmlfile);
--        if (rc == 0) {
--            /* To have hwloc still actually call OS-specific hooks, the
--             * HWLOC_TOPOLOGY_FLAG_IS_THISSYSTEM has to be set to assert that the loaded
--             * file is really the underlying system. */
--            hwloc_topology_set_flags(hwloc_topology, HWLOC_TOPOLOGY_FLAG_IS_THISSYSTEM);
--        }
--        MPL_free(xmlfile);
--    }
-
-     hwloc_topology_set_io_types_filter(hwloc_topology, HWLOC_TYPE_FILTER_KEEP_ALL);
-     if (!hwloc_topology_load(hwloc_topology)) 
-
---- a/src/mpi/init/local_proc_attrs.c
-+++ b/src/mpi/init/local_proc_attrs.c
-@@ -79,10 +79,6 @@ int MPII_init_local_proc_attrs(int *p_thread_required)
-     /* Set the number of tag bits. The device may override this value. */
-     MPIR_Process.tag_bits = MPIR_TAG_BITS_DEFAULT;
-
--    char *requested_kinds = MPIR_pmi_get_jobattr("PMI_mpi_memory_alloc_kinds");
--    MPIR_get_supported_memory_kinds(requested_kinds, &MPIR_Process.memory_alloc_kinds);
--    MPL_free(requested_kinds);
--
-     return mpi_errno;
- }

pkgs/overlay.nix

@@ -11,10 +11,6 @@ final: prev:
       paths = [ pmix.dev pmix.out ];
     };
   in prev.mpich.overrideAttrs (old: {
-    patches = (old.patches or []) ++ [
-      # See https://github.com/pmodels/mpich/issues/6946
-      ./mpich-fix-hwtopo.patch
-    ];
     buildInput = old.buildInputs ++ [
       libfabric
       pmixAll
@@ -54,4 +50,7 @@ final: prev:
   });
 
   prometheus-slurm-exporter = prev.callPackage ./slurm-exporter.nix { };
+  meteocat-exporter = prev.callPackage ./meteocat-exporter/default.nix { };
+  upc-qaire-exporter = prev.callPackage ./upc-qaire-exporter/default.nix { };
+  cudainfo = prev.callPackage ./cudainfo/default.nix { };
 }

pkgs/upc-qaire-exporter/default.nix

@@ -0,0 +1,24 @@
+{ python3Packages, lib }:
+
+python3Packages.buildPythonApplication rec {
+  pname = "upc-qaire-exporter";
+  version = "1.0";
+
+  src = ./.;
+
+  doCheck = false;
+
+  build-system = with python3Packages; [
+    setuptools
+  ];
+
+  dependencies = with python3Packages; [
+    prometheus-client
+    requests
+  ];
+
+  meta = with lib; {
+    description = "UPC Qaire Prometheus Exporter";
+    platforms = platforms.linux;
+  };
+}

pkgs/upc-qaire-exporter/setup.py

@@ -0,0 +1,11 @@
+#!/usr/bin/env python
+
+from setuptools import setup, find_packages
+
+setup(name='upc-qaire-exporter',
+      version='1.0',
+      # Modules to import from other scripts:
+      packages=find_packages(),
+      # Executables
+      scripts=["upc-qaire-exporter"],
+     )

pkgs/upc-qaire-exporter/upc-qaire-exporter

@@ -0,0 +1,74 @@
+#!/usr/bin/env python3
+
+import time
+from prometheus_client import start_http_server, Gauge
+import requests, json
+from datetime import datetime, timedelta
+
+# Configuration -------------------------------------------
+listening_port = 9928
+update_period = 60 * 5 # Each 5 min
+# ---------------------------------------------------------
+
+metric_temp = Gauge('upc_c6_s302_temp', 'UPC C6 S302 temperature sensor')
+
+def genparams():
+    d = {}
+    d['topic'] = 'TEMPERATURE'
+    d['shift_dates_to'] = ''
+    d['datapoints'] = 301
+    d['devicesAndColors'] = '1148418@@@#40ACB6'
+
+    now = datetime.now()
+
+    d['fromDate'] = now.strftime('%d/%m/%Y')
+    d['toDate'] = now.strftime('%d/%m/%Y')
+    d['serviceFrequency'] = 'NONE'
+
+    # WTF!
+    for i in range(7):
+        for j in range(48):
+            key = 'week.days[{}].hours[{}].value'.format(i, j)
+            d[key] = 'OPEN'
+
+    return d
+
+def measure():
+    # First we need to load session
+    s = requests.Session()
+    r = s.get("https://upc.edu/sirena")
+    if r.status_code != 200:
+        print("bad HTTP status code on new session: {}".format(r.status_code))
+        return
+
+    if s.cookies.get("JSESSIONID") is None:
+        print("cannot get JSESSIONID")
+        return
+
+    # Now we can pull the data
+    url = "https://upcsirena.app.dexma.com/l_12535/analysis/by_datapoints/data.json"
+    r = s.post(url, data=genparams())
+
+    if r.status_code != 200:
+        print("bad HTTP status code on data: {}".format(r.status_code))
+        return
+
+    #print(r.text)
+    j = json.loads(r.content)
+
+    # Just take the last one
+    last = j['data']['chartElementList'][-1]
+    temp = last['values']['1148418-Temperatura']
+
+    return temp
+
+if __name__ == '__main__':
+    start_http_server(port=listening_port, addr="localhost")
+    while True:
+        try:
+            metric_temp.set(measure())
+        except:
+            print("measure failed")
+            metric_temp.set(float("nan"))
+
+        time.sleep(update_period)

secrets/gitea-runner-token.age

@@ -1,9 +1,13 @@
 age-encryption.org/v1
--> ssh-ed25519 HY2yRg eRVX5yndWDLg9hw7sY1Iu8pJFy47luHvdL+zZGK2u1s
-e1nXXiMW0ywkZYh2s6c7/quGMfBOJOaRhNQDjCD2Iyc
--> ssh-ed25519 CAWG4Q gYG7GRxRpJ0/5Wz0Z0J2wfLfkMFNmcy81dQEewM7gUA
-lamdUdx+xOFWF1lmUM4x9TT0cJtKu9Sp7w9JHwm13u0
--> ssh-ed25519 MSF3dg HEzfpR8alG6WPzhaEjAmmjOFoFcMSQUldx46dBsXri4
-OAD5H/zZGhfevYrFJzJrbNKPomKZDOS9Qx5tmTp78Jo
---- A0sMSiNXWaEIgRXR0x6UAIaluuVH6Zlv4CJ9sI0NXOw
-<EFBFBD><EFBFBD>6<EFBFBD>ph<EFBFBD><EFBFBD><EFBFBD>{<7B>><3E>F|<7C>i<EFBFBD>v<0B><>E}{<7B>ru<72><75>Ʒ<EFBFBD><C6B7><1A><EFBFBD><7F>}^<5E><>><3E>c6<06><14>j<>	<09>g<EFBFBD>GW<47><57>:<3A>J3<19>|<7C>|<7C>Z<EFBFBD>
+-> ssh-ed25519 HY2yRg gKGxsjHfpiRDQ6Tuvcx7pjKgrVUGweotuplLYwCGvik
+DSz9j/stVyB1lXpVP+kg+H+RDgSftREGFFLQZClC3kI
+-> ssh-ed25519 cK5kHw 17DpKekfNVy4V742QSd61r2w6iawtOJR7Ct3UflDXio
+hsqTEPCYjHKvndMWPl4GpG23CzjGgVrS+cLIymISJHU
+-> ssh-ed25519 CAWG4Q oK01d4pbBqEZVsymSiKijPvJo714xsMSRMbzkssJKiw
+hs0tVFkqtIHXg9jtC2iDgCtefFcWvGJkXB+HJUcqXQs
+-> ssh-ed25519 xA739A KxO+AawfLMERHwzt3YnZRwPFlCfGETma7fo8M+ZtsAY
+eSn0+/rhLQxNKt5xKubKck8Nxun2Sh3eJqBU/hwgzZM
+-> ssh-ed25519 MSF3dg OyaZBLB2kO8fU139lXbbC404gT7IzIWk+BMhYzabBDg
+/fiPFfBJcb+e40+fZbwCw7niF2hh+JxUPiKSiwUSOWg
+--- ycZyGX+Li+LsOuweF9OVPl8aoMaRgp/RdFbDrPszkUs
+<EFBFBD><EFBFBD><EFBFBD><EFBFBD>YM<EFBFBD><EFBFBD>:E O<><4F>2<EFBFBD>r=<15>&4<><04>CQΣ<51><CEA3>hC<68><43><EFBFBD>cb<63>^Sy<53><79>%	<09><>x-vC`g<><15><><EFBFBD><EFBFBD>W^<5E><>wVG<0B><><EFBFBD>

secrets/gitlab-runner-docker-token.age

@@ -1,10 +1,13 @@
 age-encryption.org/v1
--> ssh-ed25519 HY2yRg GdmdkW+BqqwBgu30b846jv3J7jtCM+a3rgOERuA050A
-FeGqM75jG9egesR+yyVKHm0/M+uBBp5Hclg4+qN0BR8
--> ssh-ed25519 CAWG4Q a0wTWHgulQUYDAMZmXf3dOf6PdYgCqNtSylzWVVRNVM
-Bx+WSYaiY4ZwlSZJo2a1XPMQmbKOU7F0tKAqVRLBOPo
--> ssh-ed25519 MSF3dg KccUvZZUbxbCrRWUWrX8KcHF6vQ5FV/BqUqI59G7dj4
-CFr7GXpZ9rPgy7HBfOyiYF9FnZUw6KcZwq9f7/0KaU8
---- E0Rp6RR/8+o0jvB1lRdhnlabxvI6uu/IgL2ZpPXzTc8
-<EFBFBD><13>#<23><>H<EFBFBD>$<24>F;<3B><EFBFBD><7F>%<25><>6<><02>2<EFBFBD><32>rfX<66>\Dn <20>ш<EFBFBD>ȉ<EFBFBD>x<EFBFBD><78>><3E><>&;<3B>c<EFBFBD>U<EFBFBD>I=<3D><>M<EFBFBD><4D><EFBFBD>?T<><54>Ǹ<EFBFBD><16>"px<70>ӭ\s<><73><EFBFBD>bF<62><46><EFBFBD><EFBFBD>WD<>{<7B>
-AW>?U<><55><EFBFBD><17><>HԳ
+-> ssh-ed25519 HY2yRg U2KQWviZIVNemm9e8h7H+eOzoYNxXgLLS3hsZLMAuGk
+6n5dH1McNzk3rscP4v2pqZYDWtUFMd15rZsEd/mqIFM
+-> ssh-ed25519 cK5kHw Ebrj/cpz1cFWAYAV9OxgyyH85OEMUnfUIV66p7jaoFY
+6J7hWqODtS/fIF4BpxhxbrxZq5vbolvbLqRKqazT02M
+-> ssh-ed25519 CAWG4Q mXqoQH9ycHF7u0y8mazCgynHxNLxTnrmQHke+2a5QCc
+mq6PdSF+KOqthuXwzTCsOQsi5KG0z1wHUck+bSTyOBY
+-> ssh-ed25519 xA739A TADeswueqDEroZWLjMw3RDNwVQ2xRD+JUMVZENovn0M
+KFlnSjVFbjc+ZsbY8Ed7edC5B01TJGzd/dSryiLArPc
+-> ssh-ed25519 MSF3dg Pq+ZD8AqJGDHDbd4PO1ngNFST8+6C2ghZkO/knKzzEc
+wyiL/u38hdQMokmfTsBrY7CtYwc+31FG4EDaqVEn31U
+--- 1z4cOipayh0zYkvasEVEvGreajegE/dqBV7b6E7aFh0
+<EFBFBD><EFBFBD><EFBFBD><EFBFBD>R<EFBFBD>@<40>/i<>I'<27><><EFBFBD>Nx<4E>r"<1D>`<1E>O<EFBFBD><4F><EFBFBD>y<><79>8<EFBFBD><38> \/<2F><>I<19><17>D<EFBFBD>`<60>ߓ<EFBFBD><DF93><EFBFBD><1E><04>uy<75><79><EFBFBD>:9Lt<4C><1D><><EFBFBD>؋<EFBFBD><D88B><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>AU<41><55><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>`<60>;<3B>q8<71>GLU#<23>i<EFBFBD>y<EFBFBD><79>i<03>ڜ

secrets/gitlab-runner-shell-token.age

@@ -1,9 +1,15 @@
 age-encryption.org/v1
--> ssh-ed25519 HY2yRg xWRxJGWSzA5aplRYCYLB6aBwrUrQQJ2MtDYaD75V5nI
-J07XF3NQiaYKKKNRcNWi9MloJD2wXHd+2K7bo6lF+QU
--> ssh-ed25519 CAWG4Q jNWymbyCczcm8RcaIEbFQBlOMALsuxTl4+pLUi0aR20
-z5NixlrRD+Y7Z/aFPs6hiDW4/lp8CBQCeJYpbuG9yYM
--> ssh-ed25519 MSF3dg QsUQloEKN3k1G49FQnNR/Do6ILgGpjFcw3zu5kk1Ako
-IHwyFWUEWqCStNcFprnpBa8L5J6zKIsn+7HcgGRv3sM
---- oUia0fsL6opeYWACyXtHAu/Ld+bUIt/7S1VszYTvwgU
-<EFBFBD><EFBFBD>V<EFBFBD><16>*<2A>t<1B>2-<2D>7<><37><EFBFBD><EFBFBD><EFBFBD><EFBFBD>h<EFBFBD>&<26><>͢_!տ+<2B><><EFBFBD><EFBFBD>(<28><0F><11>n<EFBFBD><6E>	<09><>(<28><19><>/}<7D><><EFBFBD><EFBFBD>C<EFBFBD>Nͷ|<04>N<>u<EFBFBD>5<EFBFBD>ù勚K<E58B9A><4B>l<EFBFBD>"<22><>klOX<4F>y<EFBFBD><79><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>A<EFBFBD><41>e<><65>$
+-> ssh-ed25519 HY2yRg NYGOSeZn8nGJUqpWoOAA9XO8P7eckUBKXCs8wPs+wlU
+oLlgaZJVLV9Im1h0vHEKPVApsh46av8ovMgNoFDKle4
+-> ssh-ed25519 cK5kHw bC9UlQXeP5LwIFFO9oHXocqojLtSPWE/kWbhCbiSIGg
+wPGpwKpCcV09jvxVmwj6BTmjm+CZv42sdgCqSfD624Y
+-> ssh-ed25519 CAWG4Q WkJgjedCBn4i4b/VFuU9Wq21VkHxiuwsla+0PuiSiD4
+/nnfy2DTxQkkfCqzIa+lxgqn6MIgFlN5gZHYYApePvs
+-> ssh-ed25519 xA739A 9gcn6j7c7rCR50AetiuCkAnMsSEMtQto///qlTkAWhs
+lXrOn+cehZpRkIRzSJ1e64KsCqWf3tKa4ABbYBquvqM
+-> ssh-ed25519 MSF3dg FzrEytuzBKr+HwpC1bxev3q+6cSZoMMCJdJfuANlHwo
+qVyt4YpzGfvNX6IqwXs6oRA5aSgidFFxEA22D8XPJBU
+--- FHVIG8tcNJBte+3VUsR3FsOs8xqrAeboFLxOV/xvSz0
+_B<5F>M<EFBFBD>j<EFBFBD>H~<7E><>
+^<5E>^x<>'
+<EFBFBD>X<1D><0C><>|1d<31>:`r<><0C><><EFBFBD>X<EFBFBD>A<EFBFBD><41>B<EFBFBD>Z<EFBFBD><5A>
<1C><18><><EFBFBD>|<7C>^<16>E<EFBFBD>{<7B><><EFBFBD>]<5D><>U<EFBFBD><1E><16>Ͼ<EFBFBD><CFBE><EFBFBD><EFBFBD>EЗ<45><D097><EFBFBD>83<38>V<EFBFBD><56><EFBFBD><1E>D<EFBFBD><44><EFBFBD><EFBFBD><EFBFBD>^<5E><>;:

secrets/secrets.nix

@@ -2,6 +2,10 @@ let
   keys = import ../keys.nix;
   adminsKeys = builtins.attrValues keys.admins;
   hut = [ keys.hosts.hut ] ++ adminsKeys;
+  fox = [ keys.hosts.fox ] ++ adminsKeys;
+  apex = [ keys.hosts.apex ] ++ adminsKeys;
+  mon = [ keys.hosts.hut keys.hosts.tent ] ++ adminsKeys;
+  tent = [ keys.hosts.tent ] ++ adminsKeys;
   # Only expose ceph keys to safe nodes and admins
   safe = keys.hostGroup.safe ++ adminsKeys;
 in
@@ -10,10 +14,19 @@ in
   "gitlab-runner-docker-token.age".publicKeys = hut;
   "gitlab-runner-shell-token.age".publicKeys = hut;
   "gitlab-bsc-docker-token.age".publicKeys = hut;
-  "nix-serve.age".publicKeys = hut;
-  "jungle-robot-password.age".publicKeys = hut;
-  "ipmi.yml.age".publicKeys = hut;
+  "nix-serve.age".publicKeys = mon;
+  "jungle-robot-password.age".publicKeys = mon;
+  "ipmi.yml.age".publicKeys = mon;
+
+  "tent-gitlab-runner-pm-docker-token.age".publicKeys = tent;
+  "tent-gitlab-runner-pm-shell-token.age".publicKeys = tent;
+  "tent-gitlab-runner-bsc-docker-token.age".publicKeys = tent;
+  "vpn-dac-login.age".publicKeys = tent;
+  "vpn-dac-client-key.age".publicKeys = tent;
 
   "ceph-user.age".publicKeys = safe;
   "munge-key.age".publicKeys = safe;
+
+  "wg-fox.age".publicKeys = fox;
+  "wg-apex.age".publicKeys = apex;
 }

secrets/tent-gitlab-runner-bsc-docker-token.age

@@ -0,0 +1,13 @@
+age-encryption.org/v1
+-> ssh-ed25519 G5LX5w Zhbs+NM/SI49qQ0X8bBpWUWxYM0vUKCXNAnPpIE2NR0
+CkBUmJ26EkwHztT8Pz0UGq2KZwN0Xz8iYQ9cEHL9OWQ
+-> ssh-ed25519 cK5kHw 5KjUXJywRDp2A7l5ukTCS+WIAalxwP1f71ejGxwNrX4
+JW8OLmfkULXo9AwYMGNyOgZ+nQ0MVc0PCM4kKPIo6V4
+-> ssh-ed25519 CAWG4Q cVjY3R0ZHAfokA4kWlu5vOl2Gs7mdqRgRk4WSUOXAjg
+IxEDvuximW99EqxmpW+Btpm0Zydmwg/u87bqnl26NYc
+-> ssh-ed25519 xA739A hmuwZuxmJnuAjmU4X8yhPQ+hPWvN1G+ZS0pvD7fHamg
+fnAPW6ZCrv5pSO4RQhhr8xz7ij7jAZJk0ApWluOXDng
+-> ssh-ed25519 MSF3dg SSGLcWnum0Qo/0OnKDZVg9xAZMwGwVNYYmRJXxb4GU0
+pdl6kATG7n2oMsoUboBfu+vDKurJcH1UvUa70rfMQkE
+--- a2ZQAeAQlO9DWnegIAq6NpI1Po6f38l+hitZvq+zIW8
+<EFBFBD>\ֺ"^<5E>DT<44>H<EFBFBD><48>3<EFBFBD><33><EFBFBD>_|.h<0E><><EFBFBD><EFBFBD><03>^<5E>n<14><0E><><EFBFBD><EFBFBD><1A>g<EFBFBD>S<EFBFBD>]_<><5F>?n<>z~2<>!<21>p7<70><37><<3C><14>ʨD?<3F>~<02>F<EFBFBD>$<24>`<60>q+<2B><><EFBFBD>SW<53>(+<2B><>P<EFBFBD>c<1E>u[<5B>m<EFBFBD>`O<>ܛ<EFBFBD>ϖT

secrets/tent-gitlab-runner-pm-docker-token.age

@@ -0,0 +1,13 @@
+age-encryption.org/v1
+-> ssh-ed25519 G5LX5w VKM/Y6Wy0gmb2gc4Q00VzHQ4IAxfSyshuDoaAzlEkFM
+vf18uoEN5ZLJ4HcJg85epaseh1CRL9/ncXtU2HpH+QE
+-> ssh-ed25519 cK5kHw sMuG07kjlI6VjPjELOUPzkn+KT9Yq7BPf0zSATM2aGI
+/eODwL8KwyVgFjBK2MJlbqjN7mEvXCSsjq9D96szrng
+-> ssh-ed25519 CAWG4Q t3/Ty7yCqC5x8KQY4VaHSQ9Q3epqMpXoBDKyKx9+VzE
+JwgUsqMd+1jFZvFp9/SIoowbhSMVEkKp03T69+OHjho
+-> ssh-ed25519 xA739A 0ohmKK427+4vupivrtjXp0dDK8wT4XUA9rWgcsCGKgA
+msbeQyz3pL8RLtAeXX5tsfyHyOXxhfYpqaLEKnRxpPQ
+-> ssh-ed25519 MSF3dg H+6jAoP7/Dxp8C/7Bk1C4CT1hpkUhtbnTWWIxkO24Ec
+SrMuUG93T5lUw3xINEen5EEKLXJizIGFhBO1fVroFHE
+--- tIPnH9cxTV3m3qzvZB97Egz+raWwZJ182BXXKDu8f+o
+<EFBFBD><EFBFBD>f#<23>,|<7C>Ey.v<>DL<44>Ӻ<05>J
PX<50><07><>`<60><><EFBFBD><EFBFBD>-#<23>F<EFBFBD>Ubs<62>(Q!?<3F><1A>#xJG?5<><35><EFBFBD><EFBFBD><EFBFBD>~<7E><>6MA<15>U<><55><EFBFBD>C
<01><>M<>$+}W<>NϨG!<21><><EFBFBD><EFBFBD>a<EFBFBD><61><EFBFBD><EFBFBD>%<25>ǽ<EFBFBD>G

secrets/tent-gitlab-runner-pm-shell-token.age

@@ -0,0 +1,13 @@
+age-encryption.org/v1
+-> ssh-ed25519 G5LX5w 1KfTmTRP3iSdcclf/FuIpFWpy1tgKs5ED+qSYWo7inY
+RX6Q1nLFF/yiVLpkWrl0BI0PpLoBi753+y8l/AXjNE4
+-> ssh-ed25519 cK5kHw TP7+OQpQSNuyArnUo1C97J3P3oB0YtzCEPeVvlzsYHE
+Bsy5KPNHTVNHnF1sxOvlfJq3CNMVFaXdYkRG2vSj7qM
+-> ssh-ed25519 CAWG4Q eQyzwNaH6CfaYIjs8abEuQxt6vxRXsGz69UletMUVDE
+FDcynPO7xg4PWez5Z8gTg5LyE0Wgb3zT9i3Kon67QsU
+-> ssh-ed25519 xA739A 2JuLai2fUu3dZBydS8cMrLrEUIUkz4NNaiupoBOtTwU
+sdM3X+XRzysop7yqa76Z7FAwTHOj91STCtZvfIgCdB0
+-> ssh-ed25519 MSF3dg fSPkiWnpInX1V5p3afPCoPotcGFoWFiOMPThtY927lc
+8v7E/3l0xA2VWZPXzkN4NmnaA0KJutLMurn/ZXZmhxA
+--- MQkyBx9hT4ILYXKoZT18PWny1QbDFymcZr63zjMN/qQ
+-b<>#<23><>M.<16>@<40>t<EFBFBD><74><EFBFBD>ŵ}+ό#@<40><><EFBFBD><EFBFBD><EFBFBD>k<EFBFBD>y<EFBFBD><79><EFBFBD>?v<><76>n<1F><>T<EFBFBD>+<2B><><EFBFBD>[<5B>Q<EFBFBD> gA<67><41><EFBFBD>

secrets/vpn-dac-login.age

@@ -0,0 +1,14 @@
+age-encryption.org/v1
+-> ssh-ed25519 G5LX5w SRJhNenoQXbT1FgX3TMPnVH5P6oe2eHot+M1YsEjsEk
+hfTSLgKi98Eh7JK5o7x2POpTEtQlQCpEa3keUFYCuME
+-> ssh-ed25519 cK5kHw z5TwWJTkvx7HztjXHJW/aCOtOfPrQaLP0gyIT7rXcyU
+b4NCpHfasgvkLLr+6LcWUl60p59aSNnfp3bl2OFYXo0
+-> ssh-ed25519 CAWG4Q 4VpS1/OnFe8nxcQbRTKNhjsh/ZQ5cbhSMXwK/jjQ+3o
+WF9wvOkqVml4UcEzyzeumKuUwCwwr2zvKLMg+PCB8nk
+-> ssh-ed25519 xA739A 67FhuJ070jBVMt/xbKHWhfri6iIm0FyaFvzQabsvFBM
+1G5/913dDv/r/6p1x/c5YiUnZzrX/LvIj33KW+PN0KU
+-> ssh-ed25519 MSF3dg Bj/yB4N2wkyHCHC22tcjjJAA4ebSamN0Z4UVX3ZnryI
+6D/ZgTs+j+MGDAbPU5zyK0i9zN6tQy68IcOnQZ27mYg
+--- 169erk3ICSYLs4FPEuXCn7QlekWhsmSn0Lr+/R14I5Q
+<EFBFBD><EFBFBD><EFBFBD><EFBFBD><05>ҽ3<D2BD>s<EFBFBD>
+w<EFBFBD><EFBFBD>4D<EFBFBD><EFBFBD>b.<2E><><EFBFBD>"|<7C><><EFBFBD>)"<22><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>;<3B>.<2E>ɫ7)<29>LeC<05>=S؟

secrets/wg-fox.age

@@ -0,0 +1,14 @@
+age-encryption.org/v1
+-> ssh-ed25519 cDBabA heyW9/cxgwFX9IexQIXjAQDWGQPNcMXcArQp2Rxsqx4
+o9MQ7EH8PDDjsJdpH9F3Xq2zUoaDAJQlfFmYucSFs6Y
+-> ssh-ed25519 cK5kHw Sza4pos7K3qW3omEeyidI/jszJNf9smemSZnUJfCIww
+D6vazXki7hIYraIuSiGPS+FPbkFUwHhHWDf52OhEIMg
+-> ssh-ed25519 CAWG4Q YexIHueOIMmIN8JIDyNUOKBkyz/k18HqV3hTXh48KlM
+xh8UJzzWT6ByN+Dpn4JrMNsjGC/uc/v6LynwjBDz9NQ
+-> ssh-ed25519 xA739A KySG3TXdqfCMUkVEDGa74B0op745s3XGYxFLyAXSQAc
+5EI/yb5ctW9Qu18bHm3/sK97kwGcKzzmWvPSCWm89XA
+-> ssh-ed25519 MSF3dg MNxnNj0fHmri8ophexXPNjRUBUWrzcuk5S1mucxUMTE
+GVFWXtISEU8ZmlwL4nh4weAgfGrt2GHX0DTzbpS6zg8
+--- UdrqkYG2ZApAuwdZeNhC50NP2rkD/Ol6y8nJa4RHx7Y
+<EFBFBD>ܻ<EFBFBD>m(<28><><EFBFBD>><3E>H<48>Y87<><37>G<0F>+*<12><><EFBFBD><EFBFBD>9V<>.<2E><><EFBFBD><EFBFBD><03><><EFBFBD>p<EFBFBD>Oo<4F>=+哇<>P0<50><30>{<7B>)<29><17><><EFBFBD><EFBFBD>><3E>z3P^
+u

web/content/access/index.md

@@ -5,18 +5,12 @@ description: "Request access to the machines"
 
 ![Cave](./cave.jpg)
 
-Before requesting access to the jungle machines, you must be able to access the
-`ssfhead.bsc.es` node (only available via the intranet or VPN). You can request
-access to the login machine using a resource petition in the BSC intranet.
-
-Then, to request access to the machines we will need some information about you:
+To request access to the machines we will need some information:
 
 1. Which machines you want access to ([hut](/hut), [fox](/fox), owl1, owl2, eudy, koro...)
-1. Your user name and user id (to match the NFS permissions)
+1. Your user name (make sure it matches the one you use for the BSC intranet)
 1. Your real name and surname (for identification purposes)
 1. The salted hash of your login password, generated with `mkpasswd -m sha-512`
 1. An SSH public key of type Ed25519 (can be generated with `ssh-keygen -t ed25519`)
 
-Send an email to <jungle@bsc.es> with the details, or directly open a
-merge request in the [jungle
-repository](https://pm.bsc.es/gitlab/rarias/jungle/).
+Send an email to <jungle@bsc.es> with the details.

web/content/fox/_index.md

@@ -21,17 +21,28 @@ the detailed specifications:
 
 ## Access
 
-To access the machine, request a SLURM session from [hut](/hut) using the `fox`
-partition:
+To access the machine, request a SLURM session from [apex](/apex) using the `fox`
+partition. If you need the machine for performance measurements, use an
+exclusive reservation:
 
-    hut% salloc -p fox
+    apex% salloc -p fox --exclusive
 
-Then connect via ssh:
+Otherwise, specify the CPUs that you need so other users can also use the node
+at the same time:
 
-    hut% ssh fox
+    apex% salloc -p fox -c 8
+
+Then use srun to execute an interactive shell:
+
+    apex% srun --pty $SHELL
     fox%
 
-Follow [these steps](/access) if you don't have access to hut or fox.
+Make sure you get all CPUs you expect:
+
+    fox% grep Cpus_allowed_list /proc/self/status
+    Cpus_allowed_list:	0-191
+
+Follow [these steps](/access) if you don't have access to apex or fox.
 
 ## CUDA
 
@@ -89,9 +100,8 @@ Then just run `nix develop` from the same directory:
 
 The machine has several file systems available.
 
-- `$HOME`: Mounted via NFS across all nodes. It is slow and has low capacity.
-  Don't abuse.
-- `/ceph/home/$USER`: Shared Ceph file system across jungle nodes. Slow but high
-  capacity. Stores three redundant copies of every file.
+- `/nfs/home`: The `/home` from apex via NFS, which is also shared with other
+  xeon machines. It has about 2 ms of latency, so not suitable for quick random
+  access.
 - `/nvme{0,1}/$USER`: The two local NVME disks, very fast and large capacity.
 - `/tmp`: tmpfs, fast but not backed by a disk. Will be erased on reboot.

web/content/hut/_index.md

@@ -38,8 +38,8 @@ enable it for all builds in the system.
 ```nix
 { ... }: {
   nix.settings = {
-    substituters = [ "https://jungle.bsc.es/cache" ];
-    trusted-public-keys = [ "jungle.bsc.es:pEc7MlAT0HEwLQYPtpkPLwRsGf80ZI26aj29zMw/HH0=" ];
+    extra-substituters = [ "https://jungle.bsc.es/cache" ];
+    extra-trusted-public-keys = [ "jungle.bsc.es:pEc7MlAT0HEwLQYPtpkPLwRsGf80ZI26aj29zMw/HH0=" ];
   };
 }
 ```
@@ -60,8 +60,8 @@ Note: you'll have to be a trusted user.
 If using nix outside of NixOS, you'll have to update `/etc/nix/nix.conf`
 
 ```
-# echo "substituters = https://jungle.bsc.es/cache" >> /etc/nix/nix.conf
-# echo "trusted-public-keys = jungle.bsc.es:pEc7MlAT0HEwLQYPtpkPLwRsGf80ZI26aj29zMw/HH0=" >> /etc/nix/nix.conf
+# echo "extra-substituters = https://jungle.bsc.es/cache" >> /etc/nix/nix.conf
+# echo "extra-trusted-public-keys = jungle.bsc.es:pEc7MlAT0HEwLQYPtpkPLwRsGf80ZI26aj29zMw/HH0=" >> /etc/nix/nix.conf
 ```
 
 ### Hint in flakes

web/content/paste/_index.md

@@ -5,13 +5,13 @@ author: "Rodrigo Arias Mallo"
 date: 2024-09-20
 ---
 
-The hut machine provides a paste service using the program `p` (as in paste).
+The tent machine provides a paste service using the program `p` (as in paste).
 
-You can use it directly from the hut machine or remotely if you have [SSH
-access](/access) to hut using the following alias:
+You can use it directly from the tent machine or remotely if you have [SSH
+access](/access) to tent using the following alias:
 
 ```
-alias p="ssh hut p"
+alias p="ssh tent p"
 ```
 
 You can add it to bashrc or zshrc for persistent installation.
@@ -19,7 +19,7 @@ You can add it to bashrc or zshrc for persistent installation.
 ## Usage
 
 The `p` command reads from the standard input, uploads the content to a file
-in the ceph filesystem and prints the URL to access it. It only accepts an
+in the local filesystem and prints the URL to access it. It only accepts an
 optional argument, which is the extension of the file that will be stored on
 disk (without the dot). By default it uses the `txt` extension, so plain text
 can be read in the browser directly.
@@ -28,21 +28,21 @@ can be read in the browser directly.
 p [extension]
 ```
 
-To remove files, go to `/ceph/p/$USER` and remove them manually.
+To remove files, go to `/var/lib/p/$USER` and remove them manually.
 
 ## Examples
 
 Share a text file, in this case the source of p itself:
 
 ```
-hut% p < m/hut/p.nix
+tent% p < m/tent/p.nix
 https://jungle.bsc.es/p/rarias/okbtG130.txt
 ```
 
 Paste the last dmesg lines directly from a pipe:
 
 ```
-hut% dmesg | tail -5 | p
+tent% dmesg | tail -5 | p
 https://jungle.bsc.es/p/rarias/luX4STm9.txt
 ```