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Merge pull request #8805 from tweag/fix-add-to-store-existing

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[V2] Fix misread of source if path is already valid
This commit is contained in:
Théophane Hufschmitt 2023-08-08 14:57:45 +02:00 committed by GitHub
parent 5624777988 afac001c39
commit d00fe5f225
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GPG key ID: 4AEE18F83AFDEB23
3 changed files with 29 additions and 0 deletions
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10
src/libstore/local-store.cc
View file

@ -1196,6 +1196,15 @@ void LocalStore::addToStore(const ValidPathInfo & info, Source & source,
if (checkSigs && pathInfoIsUntrusted(info))
throw Error("cannot add path '%s' because it lacks a signature by a trusted key", printStorePath(info.path));
/* In case we are not interested in reading the NAR: discard it. */
bool narRead = false;
Finally cleanup = [&]() {
if (!narRead) {
ParseSink sink;
parseDump(sink, source);
}
};
addTempRoot(info.path);
if (repair || !isValidPath(info.path)) {
@ -1220,6 +1229,7 @@ void LocalStore::addToStore(const ValidPathInfo & info, Source & source,
TeeSource wrapperSource { source, hashSink };
narRead = true;
restorePath(realPath, wrapperSource);
auto hashResult = hashSink.finish();

1
tests/local.mk
View file

@ -90,6 +90,7 @@ nix_tests = \
zstd.sh \
compression-levels.sh \
nix-copy-ssh.sh \
nix-copy-ssh-ng.sh \
post-hook.sh \
function-trace.sh \
flakes/config.sh \

18
tests/nix-copy-ssh-ng.sh Normal file
View file

@ -0,0 +1,18 @@
source common.sh
clearStore
clearCache
remoteRoot=$TEST_ROOT/store2
chmod -R u+w "$remoteRoot" || true
rm -rf "$remoteRoot"
outPath=$(nix-build --no-out-link dependencies.nix)
nix store ping --store "ssh-ng://localhost?store=$NIX_STORE_DIR&remote-store=$remoteRoot%3fstore=$NIX_STORE_DIR%26real=$remoteRoot$NIX_STORE_DIR"
# Regression test for https://github.com/NixOS/nix/issues/6253
nix copy --to "ssh-ng://localhost?store=$NIX_STORE_DIR&remote-store=$remoteRoot%3fstore=$NIX_STORE_DIR%26real=$remoteRoot$NIX_STORE_DIR" $outPath --no-check-sigs &
nix copy --to "ssh-ng://localhost?store=$NIX_STORE_DIR&remote-store=$remoteRoot%3fstore=$NIX_STORE_DIR%26real=$remoteRoot$NIX_STORE_DIR" $outPath --no-check-sigs
[ -f $remoteRoot$outPath/foobar ]