jungle/m/hut/p.nix

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{ pkgs, lib, config, ... }:
let
p = pkgs.writeShellScriptBin "p" ''
set -e
cd /ceph
pastedir="p/$USER"
mkdir -p "$pastedir"
ext="txt"
if [ -n "$1" ]; then
ext="$1"
fi
out=$(mktemp "$pastedir/XXXXXXXX.$ext")
cat > "$out"
chmod go+r "$out"
echo "https://jungle.bsc.es/$out"
'';
in
{
environment.systemPackages = with pkgs; [ p ];
# Make sure we have a directory per user. We cannot use the nice
# systemd-tmpfiles-setup.service service because this is a remote FS, and it
# may not be mounted when it runs.
systemd.services.create-paste-dirs = let
# Take only normal users in hut
users = lib.filterAttrs (_: v: v.isNormalUser) config.users.users;
commands = lib.concatLists (lib.mapAttrsToList
(_: user: [
"install -d -o ${user.name} -g ${user.group} -m 0755 /ceph/p/${user.name}"
]) users);
script = pkgs.writeShellScript "create-paste-dirs.sh" (lib.concatLines commands);
in {
enable = true;
wants = [ "remote-fs.target" ];
after = [ "remote-fs.target" ];
wantedBy = [ "multi-user.target" ];
serviceConfig.ExecStart = script;
};
}