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38 lines
1.3 KiB
Nix
38 lines
1.3 KiB
Nix
# Use exportReferencesGraph to capture the possible dependencies of the
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# drivers (e.g. libc linked through DT_RUNPATH) and ensure they are mounted
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# in the sandbox as well. In practice, things seemed to have worked without
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# this as well, but we go with the safe option until we understand why.
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{
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lib,
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runCommand,
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python3Packages,
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allowedPatterns,
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}:
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runCommand "allowed-patterns.json"
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{
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nativeBuildInputs = [ python3Packages.python ];
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exportReferencesGraph = builtins.concatMap (
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name:
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builtins.concatMap (
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path:
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let
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prefix = "${builtins.storeDir}/";
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# Has to start with a letter: https://github.com/NixOS/nix/blob/516e7ddc41f39ff939b5d5b5dc71e590f24890d4/src/libstore/build/local-derivation-goal.cc#L568
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exportName = ''references-${lib.strings.removePrefix prefix "${path}"}'';
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isStorePath = lib.isStorePath path && (lib.hasPrefix prefix "${path}");
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in
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lib.optionals isStorePath [
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exportName
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path
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]
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) allowedPatterns.${name}.paths
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) (builtins.attrNames allowedPatterns);
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env.storeDir = "${builtins.storeDir}/";
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shallowConfig = builtins.toJSON allowedPatterns;
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passAsFile = [ "shallowConfig" ];
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}
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''
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python ${./scripts/nix_required_mounts_closure.py}
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''
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