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Merge remote-tracking branch 'upstream/master' into path-info

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This commit is contained in:
John Ericson 2020-08-04 23:16:18 +00:00
commit 36dd7920a2
14 changed files with 69 additions and 55 deletions
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5
src/libstore/binary-cache-store.cc
View file

@ -153,6 +153,8 @@ void BinaryCacheStore::addToStore(const ValidPathInfo & info, Source & narSource
auto [fdTemp, fnTemp] = createTempFile();
AutoDelete autoDelete(fnTemp);
auto now1 = std::chrono::steady_clock::now();
/* Read the NAR simultaneously into a CompressionSink+FileSink (to
@ -167,6 +169,7 @@ void BinaryCacheStore::addToStore(const ValidPathInfo & info, Source & narSource
TeeSource teeSource(narSource, *compressionSink);
narAccessor = makeNarAccessor(teeSource);
compressionSink->finish();
fileSink.flush();
}
auto now2 = std::chrono::steady_clock::now();
@ -279,7 +282,7 @@ void BinaryCacheStore::addToStore(const ValidPathInfo & info, Source & narSource
if (repair || !fileExists(narInfo->url)) {
stats.narWrite++;
upsertFile(narInfo->url,
std::make_shared<std::fstream>(fnTemp, std::ios_base::in),
std::make_shared<std::fstream>(fnTemp, std::ios_base::in | std::ios_base::binary),
"application/x-nix-nar");
} else
stats.narWriteAverted++;

14
src/libstore/local-store.cc
View file

@ -1041,20 +1041,6 @@ void LocalStore::addToStore(const ValidPathInfo & info, Source & source,
}
StorePath LocalStore::addToStore(const string & name, const Path & _srcPath,
FileIngestionMethod method, HashType hashAlgo, PathFilter & filter, RepairFlag repair)
{
Path srcPath(absPath(_srcPath));
auto source = sinkToSource([&](Sink & sink) {
if (method == FileIngestionMethod::Recursive)
dumpPath(srcPath, sink, filter);
else
readFile(srcPath, sink);
});
return addToStoreFromDump(*source, name, method, hashAlgo, repair);
}
StorePath LocalStore::addToStoreFromDump(Source & source0, const string & name,
FileIngestionMethod method, HashType hashAlgo, RepairFlag repair)
{

10
src/libstore/local-store.hh
View file

@ -145,16 +145,8 @@ public:
void addToStore(const ValidPathInfo & info, Source & source,
RepairFlag repair, CheckSigsFlag checkSigs) override;
StorePath addToStore(const string & name, const Path & srcPath,
FileIngestionMethod method, HashType hashAlgo,
PathFilter & filter, RepairFlag repair) override;
/* Like addToStore(), but the contents of the path are contained
in `dump', which is either a NAR serialisation (if recursive ==
true) or simply the contents of a regular file (if recursive ==
false). */
StorePath addToStoreFromDump(Source & dump, const string & name,
FileIngestionMethod method = FileIngestionMethod::Recursive, HashType hashAlgo = htSHA256, RepairFlag repair = NoRepair) override;
FileIngestionMethod method, HashType hashAlgo, RepairFlag repair) override;
StorePath addTextToStore(const string & name, const string & s,
const StorePathSet & references, RepairFlag repair) override;

1
src/libstore/nar-info.cc
View file

@ -1,6 +1,5 @@
#include "globals.hh"
#include "nar-info.hh"
#include "store-api.hh"
namespace nix {

2
src/libstore/nar-info.hh
View file

@ -2,7 +2,7 @@
#include "types.hh"
#include "hash.hh"
#include "path-info.hh"
#include "store-api.hh"
namespace nix {

27
src/libstore/path-info.hh
View file

@ -1,17 +1,9 @@
#pragma once
// TODO many of thes eare not needed.
#include "path.hh"
#include "hash.hh"
#include "content-address.hh"
#include "serialise.hh"
#include "crypto.hh"
#include "lru-cache.hh"
#include "sync.hh"
#include "globals.hh"
#include "config.hh"
#include <limits>
#include <string>
#include <optional>
@ -61,6 +53,16 @@ void PathReferences<Ref>::setReferencesPossiblyToSelf(const Ref & self, std::set
references = refs;
}
struct SubstitutablePathInfo : PathReferences<StorePath>
{
std::optional<StorePath> deriver;
uint64_t downloadSize; /* 0 = unknown or inapplicable */
uint64_t narSize; /* 0 = unknown */
};
typedef std::map<StorePath, SubstitutablePathInfo> SubstitutablePathInfos;
struct ValidPathInfo : PathReferences<StorePath>
{
StorePath path;
@ -145,13 +147,4 @@ struct ValidPathInfo : PathReferences<StorePath>
typedef list<ValidPathInfo> ValidPathInfos;
struct SubstitutablePathInfo : PathReferences<StorePath>
{
std::optional<StorePath> deriver;
uint64_t downloadSize; /* 0 = unknown or inapplicable */
uint64_t narSize; /* 0 = unknown */
};
typedef std::map<StorePath, SubstitutablePathInfo> SubstitutablePathInfos;
}

9
src/libstore/s3-binary-cache-store.cc
View file

@ -266,6 +266,10 @@ struct S3BinaryCacheStoreImpl : public S3BinaryCacheStore
const std::string & mimeType,
const std::string & contentEncoding)
{
istream->seekg(0, istream->end);
auto size = istream->tellg();
istream->seekg(0, istream->beg);
auto maxThreads = std::thread::hardware_concurrency();
static std::shared_ptr<Aws::Utils::Threading::PooledThreadExecutor>
@ -343,10 +347,11 @@ struct S3BinaryCacheStoreImpl : public S3BinaryCacheStore
std::chrono::duration_cast<std::chrono::milliseconds>(now2 - now1)
.count();
printInfo("uploaded 's3://%s/%s' in %d ms",
bucketName, path, duration);
printInfo("uploaded 's3://%s/%s' (%d bytes) in %d ms",
bucketName, path, size, duration);
stats.putTimeMs += duration;
stats.putBytes += std::max(size, (decltype(size)) 0);
stats.put++;
}

1
src/libstore/s3-binary-cache-store.hh
View file

@ -19,6 +19,7 @@ public:
struct Stats
{
std::atomic<uint64_t> put{0};
std::atomic<uint64_t> putBytes{0};
std::atomic<uint64_t> putTimeMs{0};
std::atomic<uint64_t> get{0};
std::atomic<uint64_t> getBytes{0};

14
src/libstore/store-api.cc
View file

@ -239,6 +239,20 @@ StorePath Store::computeStorePathForText(const string & name, const string & s,
}
StorePath Store::addToStore(const string & name, const Path & _srcPath,
FileIngestionMethod method, HashType hashAlgo, PathFilter & filter, RepairFlag repair)
{
Path srcPath(absPath(_srcPath));
auto source = sinkToSource([&](Sink & sink) {
if (method == FileIngestionMethod::Recursive)
dumpPath(srcPath, sink, filter);
else
readFile(srcPath, sink);
});
return addToStoreFromDump(*source, name, method, hashAlgo, repair);
}
/*
The aim of this function is to compute in one pass the correct ValidPathInfo for
the files that we are trying to add to the store. To accomplish that in one

6
src/libstore/store-api.hh
View file

@ -368,7 +368,7 @@ public:
libutil/archive.hh). */
virtual StorePath addToStore(const string & name, const Path & srcPath,
FileIngestionMethod method = FileIngestionMethod::Recursive, HashType hashAlgo = htSHA256,
PathFilter & filter = defaultPathFilter, RepairFlag repair = NoRepair) = 0;
PathFilter & filter = defaultPathFilter, RepairFlag repair = NoRepair);
/* Copy the contents of a path to the store and register the
validity the resulting path, using a constant amount of
@ -377,6 +377,10 @@ public:
FileIngestionMethod method = FileIngestionMethod::Recursive, HashType hashAlgo = htSHA256,
std::optional<Hash> expectedCAHash = {});
/* Like addToStore(), but the contents of the path are contained
in `dump', which is either a NAR serialisation (if recursive ==
true) or simply the contents of a regular file (if recursive ==
false). */
// FIXME: remove?
virtual StorePath addToStoreFromDump(Source & dump, const string & name,
FileIngestionMethod method = FileIngestionMethod::Recursive, HashType hashAlgo = htSHA256, RepairFlag repair = NoRepair)

1
src/libutil/util.cc
View file

@ -494,6 +494,7 @@ std::pair<AutoCloseFD, Path> createTempFile(const Path & prefix)
{
Path tmpl(getEnv("TMPDIR").value_or("/tmp") + "/" + prefix + ".XXXXXX");
// Strictly speaking, this is UB, but who cares...
// FIXME: use O_TMPFILE.
AutoCloseFD fd(mkstemp((char *) tmpl.c_str()));
if (!fd)
throw SysError("creating temporary file '%s'", tmpl);

2
src/nix/installables.cc
View file

@ -437,7 +437,7 @@ ref<eval_cache::EvalCache> openEvalCache(
std::shared_ptr<flake::LockedFlake> lockedFlake,
bool useEvalCache)
{
auto fingerprint = lockedFlake->getFingerprint();
auto fingerprint = lockedFlake->getFingerprint();
return make_ref<nix::eval_cache::EvalCache>(
useEvalCache && evalSettings.pureEval
? std::optional { std::cref(fingerprint) }

8
tests/binary-cache.sh
View file

@ -218,7 +218,9 @@ outPath=$(nix-build --no-out-link -E '
nix copy --to file://$cacheDir?write-nar-listing=1 $outPath
[[ $(cat $cacheDir/$(basename $outPath).ls) = '{"version":1,"root":{"type":"directory","entries":{"bar":{"type":"regular","size":4,"narOffset":232},"link":{"type":"symlink","target":"xyzzy"}}}}' ]]
diff -u \
<(jq -S < $cacheDir/$(basename $outPath).ls) \
<(echo '{"version":1,"root":{"type":"directory","entries":{"bar":{"type":"regular","size":4,"narOffset":232},"link":{"type":"symlink","target":"xyzzy"}}}}' | jq -S)
# Test debug info index generation.
@ -234,4 +236,6 @@ outPath=$(nix-build --no-out-link -E '
nix copy --to "file://$cacheDir?index-debug-info=1&compression=none" $outPath
[[ $(cat $cacheDir/debuginfo/02623eda209c26a59b1a8638ff7752f6b945c26b.debug) = '{"archive":"../nar/100vxs724qr46phz8m24iswmg9p3785hsyagz0kchf6q6gf06sw6.nar","member":"lib/debug/.build-id/02/623eda209c26a59b1a8638ff7752f6b945c26b.debug"}' ]]
diff -u \
<(cat $cacheDir/debuginfo/02623eda209c26a59b1a8638ff7752f6b945c26b.debug | jq -S) \
<(echo '{"archive":"../nar/100vxs724qr46phz8m24iswmg9p3785hsyagz0kchf6q6gf06sw6.nar","member":"lib/debug/.build-id/02/623eda209c26a59b1a8638ff7752f6b945c26b.debug"}' | jq -S)

24
tests/nar-access.sh
View file

@ -26,12 +26,24 @@ nix cat-store $storePath/foo/baz > baz.cat-nar
diff -u baz.cat-nar $storePath/foo/baz
# Test --json.
[[ $(nix ls-nar --json $narFile /) = '{"type":"directory","entries":{"foo":{},"foo-x":{},"qux":{},"zyx":{}}}' ]]
[[ $(nix ls-nar --json -R $narFile /foo) = '{"type":"directory","entries":{"bar":{"type":"regular","size":0,"narOffset":368},"baz":{"type":"regular","size":0,"narOffset":552},"data":{"type":"regular","size":58,"narOffset":736}}}' ]]
[[ $(nix ls-nar --json -R $narFile /foo/bar) = '{"type":"regular","size":0,"narOffset":368}' ]]
[[ $(nix ls-store --json $storePath) = '{"type":"directory","entries":{"foo":{},"foo-x":{},"qux":{},"zyx":{}}}' ]]
[[ $(nix ls-store --json -R $storePath/foo) = '{"type":"directory","entries":{"bar":{"type":"regular","size":0},"baz":{"type":"regular","size":0},"data":{"type":"regular","size":58}}}' ]]
[[ $(nix ls-store --json -R $storePath/foo/bar) = '{"type":"regular","size":0}' ]]
diff -u \
<(nix ls-nar --json $narFile / | jq -S) \
<(echo '{"type":"directory","entries":{"foo":{},"foo-x":{},"qux":{},"zyx":{}}}' | jq -S)
diff -u \
<(nix ls-nar --json -R $narFile /foo | jq -S) \
<(echo '{"type":"directory","entries":{"bar":{"type":"regular","size":0,"narOffset":368},"baz":{"type":"regular","size":0,"narOffset":552},"data":{"type":"regular","size":58,"narOffset":736}}}' | jq -S)
diff -u \
<(nix ls-nar --json -R $narFile /foo/bar | jq -S) \
<(echo '{"type":"regular","size":0,"narOffset":368}' | jq -S)
diff -u \
<(nix ls-store --json $storePath | jq -S) \
<(echo '{"type":"directory","entries":{"foo":{},"foo-x":{},"qux":{},"zyx":{}}}' | jq -S)
diff -u \
<(nix ls-store --json -R $storePath/foo | jq -S) \
<(echo '{"type":"directory","entries":{"bar":{"type":"regular","size":0},"baz":{"type":"regular","size":0},"data":{"type":"regular","size":58}}}' | jq -S)
diff -u \
<(nix ls-store --json -R $storePath/foo/bar| jq -S) \
<(echo '{"type":"regular","size":0}' | jq -S)
# Test missing files.
nix ls-store --json -R $storePath/xyzzy 2>&1 | grep 'does not exist in NAR'