weasel: nix-serve bind to 0.0.0.0

Proper override for haskell package

madness

Fix nix-serve-ng override

overlay.nix

@@ -62,7 +62,7 @@ let
   };
 
   tests = rec {
-    #hwloc = callPackage ./test/bugs/hwloc.nix { }; # Broken, no /sys
+    hwloc = callPackage ./test/bugs/hwloc.nix { };
     #sigsegv = callPackage ./test/reproducers/sigsegv.nix { };
     hello-c = callPackage ./test/compilers/hello-c.nix { };
     hello-cpp = callPackage ./test/compilers/hello-cpp.nix { };

test/bugs/hwloc.nix

@@ -6,6 +6,7 @@
 
 stdenv.mkDerivation {
   name = "hwloc-test";
+  requiredSystemFeatures = [ "sys-devices" ];
 
   src = ./.;
 
@@ -14,7 +15,7 @@ stdenv.mkDerivation {
   buildPhase = ''
     ls -l /sys
     gcc -lhwloc hwloc.c -o hwloc
-    strace ./hwloc
+    strace ./hwloc > $out
   '';
 
 }

test/compilers/clang-openmp-ld.nix

@@ -23,9 +23,8 @@ in stdenv.mkDerivation {
   dontUnpack = true;
   dontConfigure = true;
 
-  # nOS-V requires access to /sys/devices to request NUMA information. It will
-  # fail to run otherwise, so we disable the sandbox for this test.
-  __noChroot = true;
+  # nOS-V requires access to /sys/devices to request NUMA information
+  requiredSystemFeatures = [ "sys-devices" ];
 
   buildInputs = [ openmp ];
 

test/compilers/clang-openmp-nosv.nix

@@ -36,9 +36,8 @@ in stdenv.mkDerivation {
   dontUnpack = true;
   dontConfigure = true;
 
-  # nOS-V requires access to /sys/devices to request NUMA information. It will
-  # fail to run otherwise, so we disable the sandbox for this test.
-  __noChroot = true;
+  # nOS-V requires access to /sys/devices to request NUMA information
+  requiredSystemFeatures = [ "sys-devices" ];
 
   buildInputs = [ nosv ];
 

test/compilers/clang-openmp.nix

@@ -24,9 +24,8 @@ in stdenv.mkDerivation {
   dontUnpack = true;
   dontConfigure = true;
 
-  # nOS-V requires access to /sys/devices to request NUMA information. It will
-  # fail to run otherwise, so we disable the sandbox for this test.
-  __noChroot = true;
+  # nOS-V requires access to /sys/devices to request NUMA information
+  requiredSystemFeatures = [ "sys-devices" ];
 
   buildPhase = ''
     set -x

test/compilers/ompss2.nix

@@ -25,9 +25,10 @@ stdenv.mkDerivation rec {
   hardeningDisable = [ "all" ];
   #NIX_DEBUG = 1;
   buildInputs = [ ]; #strace gdb;
-  # NODES requires access to /sys/devices to request NUMA information. It will
-  # fail to run otherwise, so we disable the sandbox for this test.
-  __noChroot = true;
+
+  # NODES requires access to /sys/devices to request NUMA information
+  requiredSystemFeatures = [ "sys-devices" ];
+
   buildPhase = ''
     set -x
     #$CC -v