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Organize content addressing, use SourceAccessor with Store::addToStore

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Co-authored-by: Robert Hensing <roberth@users.noreply.github.com>
This commit is contained in:
John Ericson 2023-11-04 16:25:41 -04:00
parent d19a667528
commit dfc876531f
38 changed files with 515 additions and 390 deletions
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15
src/libstore/optimise-store.cc
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@ -2,6 +2,7 @@
#include "globals.hh"
#include "signals.hh"
#include "posix-fs-canonicalise.hh"
#include "posix-source-accessor.hh"
#include <cstdlib>
#include <cstring>
@ -146,7 +147,12 @@ void LocalStore::optimisePath_(Activity * act, OptimiseStats & stats,
Also note that if `path' is a symlink, then we're hashing the
contents of the symlink (i.e. the result of readlink()), not
the contents of the target (which may not even exist). */
Hash hash = hashPath(HashAlgorithm::SHA256, path).first;
Hash hash = ({
PosixSourceAccessor accessor;
hashPath(
accessor, CanonPath { path },
FileIngestionMethod::Recursive, HashAlgorithm::SHA256).first;
});
debug("'%1%' has hash '%2%'", path, hash.to_string(HashFormat::Nix32, true));
/* Check if this is a known hash. */
@ -156,7 +162,12 @@ void LocalStore::optimisePath_(Activity * act, OptimiseStats & stats,
if (pathExists(linkPath)) {
auto stLink = lstat(linkPath);
if (st.st_size != stLink.st_size
|| (repair && hash != hashPath(HashAlgorithm::SHA256, linkPath).first))
|| (repair && hash != ({
PosixSourceAccessor accessor;
hashPath(
accessor, CanonPath { linkPath },
FileIngestionMethod::Recursive, HashAlgorithm::SHA256).first;
})))
{
// XXX: Consider overwriting linkPath with our valid version.
warn("removing corrupted link '%s'", linkPath);