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Merge pull request #3655 from zimbatm/hash-encoding-prepare

Browse source 
libutils/hash: remove default encoding
This commit is contained in:
Eelco Dolstra 2020-06-10 11:48:38 +02:00 committed by GitHub
commit b9ae1bdd7a
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GPG key ID: 4AEE18F83AFDEB23
15 changed files with 40 additions and 40 deletions
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4
perl/lib/Nix/Store.xs
View file

@ -80,7 +80,7 @@ SV * queryReferences(char * path)
SV * queryPathHash(char * path)
PPCODE:
try {
auto s = store()->queryPathInfo(store()->parseStorePath(path))->narHash.to_string();
auto s = store()->queryPathInfo(store()->parseStorePath(path))->narHash.to_string(Base32, true);
XPUSHs(sv_2mortal(newSVpv(s.c_str(), 0)));
} catch (Error & e) {
croak("%s", e.what());
@ -106,7 +106,7 @@ SV * queryPathInfo(char * path, int base32)
XPUSHs(&PL_sv_undef);
else
XPUSHs(sv_2mortal(newSVpv(store()->printStorePath(*info->deriver).c_str(), 0)));
auto s = info->narHash.to_string(base32 ? Base32 : Base16);
auto s = info->narHash.to_string(base32 ? Base32 : Base16, true);
XPUSHs(sv_2mortal(newSVpv(s.c_str(), 0)));
mXPUSHi(info->registrationTime);
mXPUSHi(info->narSize);

4
src/libexpr/primops/fetchTree.cc
View file

@ -23,7 +23,7 @@ void emitTreeAttrs(
assert(tree.info.narHash);
mkString(*state.allocAttr(v, state.symbols.create("narHash")),
tree.info.narHash.to_string(SRI));
tree.info.narHash.to_string(SRI, true));
if (input->getRev()) {
mkString(*state.allocAttr(v, state.symbols.create("rev")), input->getRev()->gitRev());
@ -140,7 +140,7 @@ static void fetch(EvalState & state, const Pos & pos, Value * * args, Value & v,
: hashFile(htSHA256, path);
if (hash != *expectedHash)
throw Error((unsigned int) 102, "hash mismatch in file downloaded from '%s':\n wanted: %s\n got: %s",
*url, expectedHash->to_string(), hash.to_string());
*url, expectedHash->to_string(Base32, true), hash.to_string(Base32, true));
}
if (state.allowedPaths)

4
src/libfetchers/fetchers.cc
View file

@ -47,7 +47,7 @@ Attrs Input::toAttrs() const
{
auto attrs = toAttrsInternal();
if (narHash)
attrs.emplace("narHash", narHash->to_string(SRI));
attrs.emplace("narHash", narHash->to_string(SRI, true));
attrs.emplace("type", type());
return attrs;
}
@ -67,7 +67,7 @@ std::pair<Tree, std::shared_ptr<const Input>> Input::fetchTree(ref<Store> store)
if (narHash && narHash != input->narHash)
throw Error("NAR hash mismatch in input '%s' (%s), expected '%s', got '%s'",
to_string(), tree.actualPath, narHash->to_string(SRI), input->narHash->to_string(SRI));
to_string(), tree.actualPath, narHash->to_string(SRI, true), input->narHash->to_string(SRI, true));
return {std::move(tree), input};
}

6
src/libfetchers/tarball.cc
View file

@ -196,9 +196,9 @@ struct TarballInput : Input
// NAR hashes are preferred over file hashes since tar/zip files
// don't have a canonical representation.
if (narHash)
url2.query.insert_or_assign("narHash", narHash->to_string(SRI));
url2.query.insert_or_assign("narHash", narHash->to_string(SRI, true));
else if (hash)
url2.query.insert_or_assign("hash", hash->to_string(SRI));
url2.query.insert_or_assign("hash", hash->to_string(SRI, true));
return url2;
}
@ -207,7 +207,7 @@ struct TarballInput : Input
Attrs attrs;
attrs.emplace("url", url.to_string());
if (hash)
attrs.emplace("hash", hash->to_string(SRI));
attrs.emplace("hash", hash->to_string(SRI, true));
return attrs;
}

2
src/libstore/build.cc
View file

@ -3718,7 +3718,7 @@ void DerivationGoal::registerOutputs()
worker.hashMismatch = true;
delayedException = std::make_exception_ptr(
BuildError("hash mismatch in fixed-output derivation '%s':\n wanted: %s\n got: %s",
worker.store.printStorePath(dest), h.to_string(SRI), h2.to_string(SRI)));
worker.store.printStorePath(dest), h.to_string(SRI, true), h2.to_string(SRI, true)));
Path actualDest = worker.store.Store::toRealPath(dest);

2
src/libstore/export-import.cc
View file

@ -57,7 +57,7 @@ void Store::exportPath(const StorePath & path, Sink & sink)
Hash hash = hashAndWriteSink.currentHash();
if (hash != info->narHash && info->narHash != Hash(info->narHash.type))
throw Error("hash of path '%s' has changed from '%s' to '%s'!",
printStorePath(path), info->narHash.to_string(), hash.to_string());
printStorePath(path), info->narHash.to_string(Base32, true), hash.to_string(Base32, true));
hashAndWriteSink
<< exportMagic

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

@ -580,7 +580,7 @@ uint64_t LocalStore::addValidPath(State & state,
state.stmtRegisterValidPath.use()
(printStorePath(info.path))
(info.narHash.to_string(Base16))
(info.narHash.to_string(Base16, true))
(info.registrationTime == 0 ? time(0) : info.registrationTime)
(info.deriver ? printStorePath(*info.deriver) : "", (bool) info.deriver)
(info.narSize, info.narSize != 0)
@ -680,7 +680,7 @@ void LocalStore::updatePathInfo(State & state, const ValidPathInfo & info)
{
state.stmtUpdatePathInfo.use()
(info.narSize, info.narSize != 0)
(info.narHash.to_string(Base16))
(info.narHash.to_string(Base16, true))
(info.ultimate ? 1 : 0, info.ultimate)
(concatStringsSep(" ", info.sigs), !info.sigs.empty())
(info.ca, !info.ca.empty())
@ -1022,7 +1022,7 @@ void LocalStore::addToStore(const ValidPathInfo & info, Source & source,
if (hashResult.first != info.narHash)
throw Error("hash mismatch importing path '%s';\n wanted: %s\n got: %s",
printStorePath(info.path), info.narHash.to_string(), hashResult.first.to_string());
printStorePath(info.path), info.narHash.to_string(Base32, true), hashResult.first.to_string(Base32, true));
if (hashResult.second != info.narSize)
throw Error("size mismatch importing path '%s';\n wanted: %s\n got: %s",
@ -1155,7 +1155,7 @@ StorePath LocalStore::addTextToStore(const string & name, const string & s,
info.narHash = narHash;
info.narSize = sink.s->size();
info.references = cloneStorePathSet(references);
info.ca = "text:" + hash.to_string();
info.ca = "text:" + hash.to_string(Base32, true);
registerValidPath(info);
}
@ -1273,7 +1273,7 @@ bool LocalStore::verifyStore(bool checkContents, RepairFlag repair)
if (info->narHash != nullHash && info->narHash != current.first) {
printError("path '%s' was modified! expected hash '%s', got '%s'",
printStorePath(i), info->narHash.to_string(), current.first.to_string());
printStorePath(i), info->narHash.to_string(Base32, true), current.first.to_string(Base32, true));
if (repair) repairPath(i); else errors = true;
} else {

4
src/libstore/nar-info-disk-cache.cc
View file

@ -230,9 +230,9 @@ public:
(std::string(info->path.name()))
(narInfo ? narInfo->url : "", narInfo != 0)
(narInfo ? narInfo->compression : "", narInfo != 0)
(narInfo && narInfo->fileHash ? narInfo->fileHash.to_string() : "", narInfo && narInfo->fileHash)
(narInfo && narInfo->fileHash ? narInfo->fileHash.to_string(Base32, true) : "", narInfo && narInfo->fileHash)
(narInfo ? narInfo->fileSize : 0, narInfo != 0 && narInfo->fileSize)
(info->narHash.to_string())
(info->narHash.to_string(Base32, true))
(info->narSize)
(concatStringsSep(" ", info->shortRefs()))
(info->deriver ? std::string(info->deriver->to_string()) : "", (bool) info->deriver)

4
src/libstore/nar-info.cc
View file

@ -87,10 +87,10 @@ std::string NarInfo::to_string(const Store & store) const
assert(compression != "");
res += "Compression: " + compression + "\n";
assert(fileHash.type == htSHA256);
res += "FileHash: " + fileHash.to_string(Base32) + "\n";
res += "FileHash: " + fileHash.to_string(Base32, true) + "\n";
res += "FileSize: " + std::to_string(fileSize) + "\n";
assert(narHash.type == htSHA256);
res += "NarHash: " + narHash.to_string(Base32) + "\n";
res += "NarHash: " + narHash.to_string(Base32, true) + "\n";
res += "NarSize: " + std::to_string(narSize) + "\n";
res += "References: " + concatStringsSep(" ", shortRefs()) + "\n";

2
src/libstore/optimise-store.cc
View file

@ -150,7 +150,7 @@ void LocalStore::optimisePath_(Activity * act, OptimiseStats & stats,
contents of the symlink (i.e. the result of readlink()), not
the contents of the target (which may not even exist). */
Hash hash = hashPath(htSHA256, path).first;
debug(format("'%1%' has hash '%2%'") % path % hash.to_string());
debug(format("'%1%' has hash '%2%'") % path % hash.to_string(Base32, true));
/* Check if this is a known hash. */
Path linkPath = linksDir + "/" + hash.to_string(Base32, false);

12
src/libstore/store-api.cc
View file

@ -142,7 +142,7 @@ StorePath Store::makeStorePath(const string & type,
const Hash & hash, std::string_view name) const
{
/* e.g., "source:sha256:1abc...:/nix/store:foo.tar.gz" */
string s = type + ":" + hash.to_string(Base16) + ":" + storeDir + ":" + std::string(name);
string s = type + ":" + hash.to_string(Base16, true) + ":" + storeDir + ":" + std::string(name);
auto h = compressHash(hashString(htSHA256, s), 20);
return StorePath::make(h.hash, name);
}
@ -186,7 +186,7 @@ StorePath Store::makeFixedOutputPath(
hashString(htSHA256,
"fixed:out:"
+ (recursive == FileIngestionMethod::Recursive ? (string) "r:" : "")
+ hash.to_string(Base16) + ":"),
+ hash.to_string(Base16, true) + ":"),
name);
}
}
@ -461,7 +461,7 @@ void Store::pathInfoToJSON(JSONPlaceholder & jsonOut, const StorePathSet & store
auto info = queryPathInfo(storePath);
jsonPath
.attr("narHash", info->narHash.to_string(hashBase))
.attr("narHash", info->narHash.to_string(hashBase, true))
.attr("narSize", info->narSize);
{
@ -504,7 +504,7 @@ void Store::pathInfoToJSON(JSONPlaceholder & jsonOut, const StorePathSet & store
if (!narInfo->url.empty())
jsonPath.attr("url", narInfo->url);
if (narInfo->fileHash)
jsonPath.attr("downloadHash", narInfo->fileHash.to_string());
jsonPath.attr("downloadHash", narInfo->fileHash.to_string(Base32, true));
if (narInfo->fileSize)
jsonPath.attr("downloadSize", narInfo->fileSize);
if (showClosureSize)
@ -760,7 +760,7 @@ std::string ValidPathInfo::fingerprint(const Store & store) const
store.printStorePath(path));
return
"1;" + store.printStorePath(path) + ";"
+ narHash.to_string(Base32) + ";"
+ narHash.to_string(Base32, true) + ";"
+ std::to_string(narSize) + ";"
+ concatStringsSep(",", store.printStorePathSet(references));
}
@ -836,7 +836,7 @@ std::string makeFixedOutputCA(FileIngestionMethod recursive, const Hash & hash)
{
return "fixed:"
+ (recursive == FileIngestionMethod::Recursive ? (std::string) "r:" : "")
+ hash.to_string();
+ hash.to_string(Base32, true);
}

2
src/libutil/hash.hh
View file

@ -79,7 +79,7 @@ struct Hash
/* Return a string representation of the hash, in base-16, base-32
or base-64. By default, this is prefixed by the hash type
(e.g. "sha256:"). */
std::string to_string(Base base = Base32, bool includeType = true) const;
std::string to_string(Base base, bool includeType) const;
std::string gitRev() const
{

16
src/libutil/tests/hash.cc
View file

@ -11,28 +11,28 @@ namespace nix {
// values taken from: https://tools.ietf.org/html/rfc1321
auto s1 = "";
auto hash = hashString(HashType::htMD5, s1);
ASSERT_EQ(hash.to_string(Base::Base16), "md5:d41d8cd98f00b204e9800998ecf8427e");
ASSERT_EQ(hash.to_string(Base::Base16, true), "md5:d41d8cd98f00b204e9800998ecf8427e");
}
TEST(hashString, testKnownMD5Hashes2) {
// values taken from: https://tools.ietf.org/html/rfc1321
auto s2 = "abc";
auto hash = hashString(HashType::htMD5, s2);
ASSERT_EQ(hash.to_string(Base::Base16), "md5:900150983cd24fb0d6963f7d28e17f72");
ASSERT_EQ(hash.to_string(Base::Base16, true), "md5:900150983cd24fb0d6963f7d28e17f72");
}
TEST(hashString, testKnownSHA1Hashes1) {
// values taken from: https://tools.ietf.org/html/rfc3174
auto s = "abc";
auto hash = hashString(HashType::htSHA1, s);
ASSERT_EQ(hash.to_string(Base::Base16),"sha1:a9993e364706816aba3e25717850c26c9cd0d89d");
ASSERT_EQ(hash.to_string(Base::Base16, true),"sha1:a9993e364706816aba3e25717850c26c9cd0d89d");
}
TEST(hashString, testKnownSHA1Hashes2) {
// values taken from: https://tools.ietf.org/html/rfc3174
auto s = "abcdbcdecdefdefgefghfghighijhijkijkljklmklmnlmnomnopnopq";
auto hash = hashString(HashType::htSHA1, s);
ASSERT_EQ(hash.to_string(Base::Base16),"sha1:84983e441c3bd26ebaae4aa1f95129e5e54670f1");
ASSERT_EQ(hash.to_string(Base::Base16, true),"sha1:84983e441c3bd26ebaae4aa1f95129e5e54670f1");
}
TEST(hashString, testKnownSHA256Hashes1) {
@ -40,7 +40,7 @@ namespace nix {
auto s = "abc";
auto hash = hashString(HashType::htSHA256, s);
ASSERT_EQ(hash.to_string(Base::Base16),
ASSERT_EQ(hash.to_string(Base::Base16, true),
"sha256:ba7816bf8f01cfea414140de5dae2223b00361a396177a9cb410ff61f20015ad");
}
@ -48,7 +48,7 @@ namespace nix {
// values taken from: https://tools.ietf.org/html/rfc4634
auto s = "abcdbcdecdefdefgefghfghighijhijkijkljklmklmnlmnomnopnopq";
auto hash = hashString(HashType::htSHA256, s);
ASSERT_EQ(hash.to_string(Base::Base16),
ASSERT_EQ(hash.to_string(Base::Base16, true),
"sha256:248d6a61d20638b8e5c026930c3e6039a33ce45964ff2167f6ecedd419db06c1");
}
@ -56,7 +56,7 @@ namespace nix {
// values taken from: https://tools.ietf.org/html/rfc4634
auto s = "abc";
auto hash = hashString(HashType::htSHA512, s);
ASSERT_EQ(hash.to_string(Base::Base16),
ASSERT_EQ(hash.to_string(Base::Base16, true),
"sha512:ddaf35a193617abacc417349ae20413112e6fa4e89a9"
"7ea20a9eeee64b55d39a2192992a274fc1a836ba3c23a3feebbd"
"454d4423643ce80e2a9ac94fa54ca49f");
@ -67,7 +67,7 @@ namespace nix {
auto s = "abcdefghbcdefghicdefghijdefghijkefghijklfghijklmghijklmnhijklmnoijklmnopjklmnopqklmnopqrlmnopqrsmnopqrstnopqrstu";
auto hash = hashString(HashType::htSHA512, s);
ASSERT_EQ(hash.to_string(Base::Base16),
ASSERT_EQ(hash.to_string(Base::Base16, true),
"sha512:8e959b75dae313da8cf4f72814fc143f8f7779c6eb9f7fa1"
"7299aeadb6889018501d289e4900f7e4331b99dec4b5433a"
"c7d329eeb6dd26545e96e55b874be909");

6
src/nix-store/nix-store.cc
View file

@ -373,7 +373,7 @@ static void opQuery(Strings opFlags, Strings opArgs)
auto info = store->queryPathInfo(j);
if (query == qHash) {
assert(info->narHash.type == htSHA256);
cout << fmt("%s\n", info->narHash.to_string(Base32));
cout << fmt("%s\n", info->narHash.to_string(Base32, true));
} else if (query == qSize)
cout << fmt("%d\n", info->narSize);
}
@ -728,7 +728,7 @@ static void opVerifyPath(Strings opFlags, Strings opArgs)
if (current.first != info->narHash) {
printError(
"path '%s' was modified! expected hash '%s', got '%s'",
store->printStorePath(path), info->narHash.to_string(), current.first.to_string());
store->printStorePath(path), info->narHash.to_string(Base32, true), current.first.to_string(Base32, true));
status = 1;
}
}
@ -856,7 +856,7 @@ static void opServe(Strings opFlags, Strings opArgs)
out << info->narSize // downloadSize
<< info->narSize;
if (GET_PROTOCOL_MINOR(clientVersion) >= 4)
out << (info->narHash ? info->narHash.to_string() : "") << info->ca << info->sigs;
out << (info->narHash ? info->narHash.to_string(Base32, true) : "") << info->ca << info->sigs;
} catch (InvalidPath &) {
}
}

2
src/nix/verify.cc
View file

@ -101,7 +101,7 @@ struct CmdVerify : StorePathsCommand
act2.result(resCorruptedPath, store->printStorePath(info->path));
printError(
"path '%s' was modified! expected hash '%s', got '%s'",
store->printStorePath(info->path), info->narHash.to_string(), hash.first.to_string());
store->printStorePath(info->path), info->narHash.to_string(Base32, true), hash.first.to_string(Base32, true));
}
}