From 925a444b925590df90e19d3c0071936f87d2b43d Mon Sep 17 00:00:00 2001 From: Guillaume Girol Date: Wed, 23 Aug 2023 12:00:00 +0000 Subject: add nix-store --query --valid-derivers command notably useful when nix-store --query --deriver returns a non-existing path. Co-authored-by: Felix Uhl --- src/nix-store/nix-store.cc | 18 +++++++++++++++++- 1 file changed, 17 insertions(+), 1 deletion(-) (limited to 'src/nix-store') diff --git a/src/nix-store/nix-store.cc b/src/nix-store/nix-store.cc index 94956df66..96c3f7d7e 100644 --- a/src/nix-store/nix-store.cc +++ b/src/nix-store/nix-store.cc @@ -283,7 +283,7 @@ static void opQuery(Strings opFlags, Strings opArgs) { enum QueryType { qOutputs, qRequisites, qReferences, qReferrers - , qReferrersClosure, qDeriver, qBinding, qHash, qSize + , qReferrersClosure, qDeriver, qValidDerivers, qBinding, qHash, qSize , qTree, qGraph, qGraphML, qResolve, qRoots }; std::optional query; bool useOutput = false; @@ -299,6 +299,7 @@ static void opQuery(Strings opFlags, Strings opArgs) else if (i == "--referrers" || i == "--referers") query = qReferrers; else if (i == "--referrers-closure" || i == "--referers-closure") query = qReferrersClosure; else if (i == "--deriver" || i == "-d") query = qDeriver; + else if (i == "--valid-derivers") query = qValidDerivers; else if (i == "--binding" || i == "-b") { if (opArgs.size() == 0) throw UsageError("expected binding name"); @@ -372,6 +373,21 @@ static void opQuery(Strings opFlags, Strings opArgs) } break; + case qValidDerivers: { + StorePathSet result; + for (auto & i : opArgs) { + auto derivers = store->queryValidDerivers(store->followLinksToStorePath(i)); + for (const auto &i: derivers) { + result.insert(i); + } + } + auto sorted = store->topoSortPaths(result); + for (StorePaths::reverse_iterator i = sorted.rbegin(); + i != sorted.rend(); ++i) + cout << fmt("%s\n", store->printStorePath(*i)); + break; + } + case qBinding: for (auto & i : opArgs) { auto path = useDeriver(store->followLinksToStorePath(i)); -- cgit v1.2.3