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Merge pull request #14586 from NixOS/less-create-at-root

Browse source 
treewide: Reduce usage of PosixSourceAccessor::createAtRoot
This commit is contained in:
John Ericson 2025-11-18 01:15:34 +00:00 • committed by GitHub
commit 7721fa6df4
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3 changed files with 7 additions and 12 deletions
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14
src/libstore/local-store.cc
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@ -1246,10 +1246,8 @@ StorePath LocalStore::addToStoreFromDump(
auto desc = ContentAddressWithReferences::fromParts(
hashMethod,
methodsMatch
? dumpHash
: hashPath(PosixSourceAccessor::createAtRoot(tempPath), hashMethod.getFileIngestionMethod(), hashAlgo)
.first,
methodsMatch ? dumpHash
: hashPath(makeFSSourceAccessor(tempPath), hashMethod.getFileIngestionMethod(), hashAlgo).first,
{
.others = references,
// caller is not capable of creating a self-reference, because this is content-addressed without modulus
@ -1385,11 +1383,9 @@ bool LocalStore::verifyStore(bool checkContents, RepairFlag repair)
checkInterrupt();
auto name = link.path().filename();
printMsg(lvlTalkative, "checking contents of %s", name);
std::string hash = hashPath(
PosixSourceAccessor::createAtRoot(link.path()),
FileIngestionMethod::NixArchive,
HashAlgorithm::SHA256)
.first.to_string(HashFormat::Nix32, false);
std::string hash =
hashPath(makeFSSourceAccessor(link.path()), FileIngestionMethod::NixArchive, HashAlgorithm::SHA256)
.first.to_string(HashFormat::Nix32, false);
if (hash != name.string()) {
printError("link %s was modified! expected hash %s, got '%s'", link.path(), name, hash);
if (repair) {

2
src/libstore/optimise-store.cc
View file

@ -172,7 +172,7 @@ void LocalStore::optimisePath_(
auto stLink = lstat(linkPath.string());
if (st.st_size != stLink.st_size || (repair && hash != ({
hashPath(
PosixSourceAccessor::createAtRoot(linkPath),
makeFSSourceAccessor(linkPath),
FileSerialisationMethod::NixArchive,
HashAlgorithm::SHA256)
.hash;

3
src/nix/prefetch.cc
View file

@ -138,8 +138,7 @@ std::tuple<StorePath, Hash> prefetchFile(
Activity act(*logger, lvlChatty, actUnknown, fmt("adding '%s' to the store", url.to_string()));
auto info = store->addToStoreSlow(
*name, PosixSourceAccessor::createAtRoot(tmpFile), method, hashAlgo, {}, expectedHash);
auto info = store->addToStoreSlow(*name, makeFSSourceAccessor(tmpFile), method, hashAlgo, {}, expectedHash);
storePath = info.path;
assert(info.ca);
hash = info.ca->hash;