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Trustless remote building

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Co-authored-by: Matthew Bauer <mjbauer95@gmail.com>
This commit is contained in:
John Ericson 2020-08-12 03:47:36 +00:00
parent 53f92c779a
commit cbc4344297
15 changed files with 181 additions and 12 deletions
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18
src/libstore/store-api.cc
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@ -834,7 +834,23 @@ std::map<StorePath, StorePath> copyPaths(ref<Store> srcStore, ref<Store> dstStor
MaintainCount<decltype(nrRunning)> mc(nrRunning);
showProgress();
try {
copyStorePath(srcStore, dstStore, storePath, repair, checkSigs);
if (dstStore->isTrusting || info->ca) {
copyStorePath(srcStore, dstStore, storePath, repair, checkSigs);
} else if (info->deriver && dstStore->storeDir == srcStore->storeDir) {
auto drvPath = *info->deriver;
auto outputMap = srcStore->queryDerivationOutputMap(drvPath);
auto p = std::find_if(outputMap.begin(), outputMap.end(), [&](auto & i) {
return i.second == storePath;
});
// drv file is always CA
copyStorePath(srcStore, dstStore, drvPath, repair, checkSigs);
dstStore->buildPaths({{
drvPath,
p != outputMap.end() ? StringSet { p->first } : StringSet {},
}});
} else {
dstStore->ensurePath(storePath);
}
} catch (Error &e) {
nrFailed++;
if (!settings.keepGoing)