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Compress NAR listings using the "text-compression" method

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So if "text-compression=br", the .ls file in S3 will get a
Content-Encoding of "br". Brotli appears to compress better than xz
for this kind of file and is natively supported by browsers.
This commit is contained in:
Eelco Dolstra 2017-03-14 15:55:02 +01:00
parent 45c70382ac
commit 042975ea8e
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GPG key ID: 8170B4726D7198DE
2 changed files with 3 additions and 3 deletions
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2
src/libstore/binary-cache-store.cc
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@ -224,7 +224,7 @@ void BinaryCacheStore::addToStore(const ValidPathInfo & info, const ref<std::str
} }
} }
upsertFile(storePathToHash(info.path) + ".ls.xz", *compress("xz", jsonOut.str()), "application/x-nix-nar-listing"); upsertFile(storePathToHash(info.path) + ".ls", jsonOut.str(), "application/json");
} }
else { else {

4
src/libstore/s3-binary-cache-store.cc
View file

@ -267,9 +267,9 @@ struct S3BinaryCacheStoreImpl : public S3BinaryCacheStore
void upsertFile(const std::string & path, const std::string & data, void upsertFile(const std::string & path, const std::string & data,
const std::string & mimeType) override const std::string & mimeType) override
{ {
if (path.find(".narinfo") != std::string::npos) if (textCompression != "" && (hasSuffix(path, ".narinfo") || hasSuffix(path, ".ls")))
uploadFile(path, *compress(textCompression, data), mimeType, textCompression); uploadFile(path, *compress(textCompression, data), mimeType, textCompression);
else if (path.find("/log") != std::string::npos) else if (logCompression != "" && hasPrefix(path, "log/"))
uploadFile(path, *compress(logCompression, data), mimeType, logCompression); uploadFile(path, *compress(logCompression, data), mimeType, logCompression);
else else
uploadFile(path, data, mimeType, ""); uploadFile(path, data, mimeType, "");