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Fix getting the timestamp of GitHub flakes

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This commit is contained in:
Eelco Dolstra 2019-12-18 17:19:30 +01:00
parent dbb4bec003
commit 4da1cd59ba
1 changed files with 4 additions and 6 deletions
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10
src/libstore/download.cc
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@ -912,18 +912,16 @@ CachedDownloadResult Downloader::downloadCached(
AutoDelete autoDelete(tmpDir, true);
#if 0
unpackTarfile(store->toRealPath(store->printStorePath(*storePath)), tmpDir, std::string(baseNameOf(url)));
#else
// FIXME: this requires GNU tar for decompression.
runProgram("tar", true, {"xf", store->toRealPath(store->printStorePath(*storePath)), "-C", tmpDir});
#endif
auto members = readDirectory(tmpDir);
if (members.size() != 1)
throw nix::Error("tarball '%s' contains an unexpected number of top-level files", url);
auto topDir = tmpDir + "/" + members.begin()->name;
result.lastModified = lstat(topDir).st_mtime;
unpackedStorePath = store->addToStore(name, topDir, true, htSHA256, defaultPathFilter, NoRepair);
#else
// FIXME: this requires GNU tar for decompression.
runProgram("tar", true, {"xf", store->toRealPath(store->printStorePath(*storePath)), "-C", tmpDir, "--strip-components", "1"});
result.lastModified = lstat(tmpDir).st_mtime;
unpackedStorePath = store->addToStore(name, tmpDir, true, htSHA256, defaultPathFilter, NoRepair);
#endif
}
// Store the last-modified date of the tarball in the symlink
// mtime. This saves us from having to store it somewhere