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Add dirtyRev and dirtyShortRev to fetchGit

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Fixes #4682
This commit is contained in:
Michael Hoang 2021-10-14 23:44:45 +11:00
parent 940e9eb8dd
commit a7b49086c7
5 changed files with 31 additions and 2 deletions
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7
src/libexpr/primops/fetchTree.cc
View file

@ -22,7 +22,7 @@ void emitTreeAttrs(
{
assert(input.isLocked());
auto attrs = state.buildBindings(8);
auto attrs = state.buildBindings(10);
state.mkStorePathString(tree.storePath, attrs.alloc(state.sOutPath));
@ -56,6 +56,11 @@ void emitTreeAttrs(
}
if (auto dirtyRev = fetchers::maybeGetStrAttr(input.attrs, "dirtyRev")) {
attrs.alloc("dirtyRev").mkString(*dirtyRev);
attrs.alloc("dirtyShortRev").mkString(*fetchers::maybeGetStrAttr(input.attrs, "dirtyShortRev"));
}
if (auto lastModified = input.getLastModified()) {
attrs.alloc("lastModified").mkInt(*lastModified);
attrs.alloc("lastModifiedDate").mkString(

9
src/libfetchers/git.cc
View file

@ -243,6 +243,13 @@ std::pair<StorePath, Input> fetchFromWorkdir(ref<Store> store, Input & input, co
"lastModified",
workdirInfo.hasHead ? std::stoull(runProgram("git", true, { "-C", actualPath, "--git-dir", gitDir, "log", "-1", "--format=%ct", "--no-show-signature", "HEAD" })) : 0);
if (workdirInfo.hasHead) {
input.attrs.insert_or_assign("dirtyRev", chomp(
runProgram("git", true, { "-C", actualPath, "--git-dir", gitDir, "rev-parse", "--verify", "HEAD" })) + "-dirty");
input.attrs.insert_or_assign("dirtyShortRev", chomp(
runProgram("git", true, { "-C", actualPath, "--git-dir", gitDir, "rev-parse", "--verify", "--short", "HEAD" })) + "-dirty");
}
return {std::move(storePath), input};
}
} // end namespace
@ -283,7 +290,7 @@ struct GitInputScheme : InputScheme
if (maybeGetStrAttr(attrs, "type") != "git") return {};
for (auto & [name, value] : attrs)
if (name != "type" && name != "url" && name != "ref" && name != "rev" && name != "shallow" && name != "submodules" && name != "lastModified" && name != "revCount" && name != "narHash" && name != "allRefs" && name != "name")
if (name != "type" && name != "url" && name != "ref" && name != "rev" && name != "shallow" && name != "submodules" && name != "lastModified" && name != "revCount" && name != "narHash" && name != "allRefs" && name != "name" && name != "dirtyRev" && name != "dirtyShortRev")
throw Error("unsupported Git input attribute '%s'", name);
parseURL(getStrAttr(attrs, "url"));

6
src/nix/flake.cc
View file

@ -179,6 +179,8 @@ struct CmdFlakeMetadata : FlakeCommand, MixJSON
j["locked"] = fetchers::attrsToJSON(flake.lockedRef.toAttrs());
if (auto rev = flake.lockedRef.input.getRev())
j["revision"] = rev->to_string(Base16, false);
if (auto dirtyRev = fetchers::maybeGetStrAttr(flake.lockedRef.toAttrs(), "dirtyRev"))
j["dirtyRevision"] = *dirtyRev;
if (auto revCount = flake.lockedRef.input.getRevCount())
j["revCount"] = *revCount;
if (auto lastModified = flake.lockedRef.input.getLastModified())
@ -204,6 +206,10 @@ struct CmdFlakeMetadata : FlakeCommand, MixJSON
logger->cout(
ANSI_BOLD "Revision:" ANSI_NORMAL " %s",
rev->to_string(Base16, false));
if (auto dirtyRev = fetchers::maybeGetStrAttr(flake.lockedRef.toAttrs(), "dirtyRev"))
logger->cout(
ANSI_BOLD "Revision:" ANSI_NORMAL " %s",
*dirtyRev);
if (auto revCount = flake.lockedRef.input.getRevCount())
logger->cout(
ANSI_BOLD "Revisions:" ANSI_NORMAL " %s",

6
tests/fetchGit.sh
View file

@ -105,6 +105,8 @@ path2=$(nix eval --impure --raw --expr "(builtins.fetchGit $repo).outPath")
[[ $(cat $path2/dir1/foo) = foo ]]
[[ $(nix eval --impure --raw --expr "(builtins.fetchGit $repo).rev") = 0000000000000000000000000000000000000000 ]]
[[ $(nix eval --impure --raw --expr "(builtins.fetchGit $repo).dirtyRev") = "${rev2}-dirty" ]]
[[ $(nix eval --impure --raw --expr "(builtins.fetchGit $repo).dirtyShortRev") = "${rev2:0:7}-dirty" ]]
# ... unless we're using an explicit ref or rev.
path3=$(nix eval --impure --raw --expr "(builtins.fetchGit { url = $repo; ref = \"master\"; }).outPath")
@ -119,6 +121,10 @@ git -C $repo commit -m 'Bla3' -a
path4=$(nix eval --impure --refresh --raw --expr "(builtins.fetchGit file://$repo).outPath")
[[ $path2 = $path4 ]]
[[ $(nix eval --impure --expr "builtins.hasAttr \"rev\" (builtins.fetchGit $repo)") == "true" ]]
[[ $(nix eval --impure --expr "builtins.hasAttr \"dirtyRev\" (builtins.fetchGit $repo)") == "false" ]]
[[ $(nix eval --impure --expr "builtins.hasAttr \"dirtyShortRev\" (builtins.fetchGit $repo)") == "false" ]]
status=0
nix eval --impure --raw --expr "(builtins.fetchGit { url = $repo; rev = \"$rev2\"; narHash = \"sha256-B5yIPHhEm0eysJKEsO7nqxprh9vcblFxpJG11gXJus1=\"; }).outPath" || status=$?
[[ "$status" = "102" ]]

5
tests/flakes/flakes.sh
View file

@ -95,11 +95,16 @@ json=$(nix flake metadata flake1 --json | jq .)
[[ $(echo "$json" | jq -r .lastModified) = $(git -C $flake1Dir log -n1 --format=%ct) ]]
hash1=$(echo "$json" | jq -r .revision)
echo foo > $flake1Dir/foo
git -C $flake1Dir add $flake1Dir/foo
[[ $(nix flake metadata flake1 --json --refresh | jq -r .dirtyRevision) == "$hash1-dirty" ]]
echo -n '# foo' >> $flake1Dir/flake.nix
flake1OriginalCommit=$(git -C $flake1Dir rev-parse HEAD)
git -C $flake1Dir commit -a -m 'Foo'
flake1NewCommit=$(git -C $flake1Dir rev-parse HEAD)
hash2=$(nix flake metadata flake1 --json --refresh | jq -r .revision)
[[ $(nix flake metadata flake1 --json --refresh | jq -r .dirtyRevision) == "null" ]]
[[ $hash1 != $hash2 ]]
# Test 'nix build' on a flake.