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Simplify the fetcher cache

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This commit is contained in:
Eelco Dolstra 2024-04-10 20:59:18 +02:00
parent d084c1cb41
commit aad11f4496
8 changed files with 187 additions and 173 deletions
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9
src/libfetchers/fetch-to-store.cc
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@ -16,20 +16,19 @@ StorePath fetchToStore(
// FIXME: add an optimisation for the case where the accessor is
// an FSInputAccessor pointing to a store path.
auto domain = "fetchToStore";
std::optional<fetchers::Attrs> cacheKey;
if (!filter && path.accessor->fingerprint) {
cacheKey = fetchers::Attrs{
{"_what", "fetchToStore"},
{"store", store.storeDir},
{"name", std::string{name}},
{"fingerprint", *path.accessor->fingerprint},
{"method", std::string{method.render()}},
{"path", path.path.abs()}
};
if (auto res = fetchers::getCache()->lookup(store, *cacheKey)) {
if (auto res = fetchers::getCache()->lookupStorePath(domain, *cacheKey, store)) {
debug("store path cache hit for '%s'", path);
return res->second;
return res->storePath;
}
} else
debug("source path '%s' is uncacheable", path);
@ -47,7 +46,7 @@ StorePath fetchToStore(
name, *path.accessor, path.path, method, HashAlgorithm::SHA256, {}, filter2, repair);
if (cacheKey && mode == FetchMode::Copy)
fetchers::getCache()->add(store, *cacheKey, {}, storePath);
fetchers::getCache()->upsert(domain, *cacheKey, store, {}, storePath);
return storePath;
}