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More cleanup

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This commit is contained in:
Eelco Dolstra 2015-07-20 01:16:16 +02:00
parent 6bd2c7bb38
commit b3491c781c
9 changed files with 184 additions and 296 deletions
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19
src/download-via-ssh/download-via-ssh.cc
View file

@ -43,8 +43,7 @@ static std::pair<FdSink, FdSource> connect(const string & conn)
static void substitute(std::pair<FdSink, FdSource> & pipes, Path storePath, Path destPath) static void substitute(std::pair<FdSink, FdSource> & pipes, Path storePath, Path destPath)
{ {
writeInt(cmdDumpStorePath, pipes.first); pipes.first << cmdDumpStorePath << storePath;
writeString(storePath, pipes.first);
pipes.first.flush(); pipes.first.flush();
restorePath(destPath, pipes.second); restorePath(destPath, pipes.second);
std::cout << std::endl; std::cout << std::endl;
@ -58,17 +57,17 @@ static void query(std::pair<FdSink, FdSource> & pipes)
string cmd = tokenized.front(); string cmd = tokenized.front();
tokenized.pop_front(); tokenized.pop_front();
if (cmd == "have") { if (cmd == "have") {
writeInt(cmdQueryValidPaths, pipes.first); pipes.first
writeInt(0, pipes.first); // don't lock << cmdQueryValidPaths
writeInt(0, pipes.first); // don't substitute << 0 // don't lock
writeStrings(tokenized, pipes.first); << 0 // don't substitute
<< tokenized;
pipes.first.flush(); pipes.first.flush();
PathSet paths = readStrings<PathSet>(pipes.second); PathSet paths = readStrings<PathSet>(pipes.second);
for (auto & i : paths) for (auto & i : paths)
std::cout << i << std::endl; std::cout << i << std::endl;
} else if (cmd == "info") { } else if (cmd == "info") {
writeInt(cmdQueryPathInfos, pipes.first); pipes.first << cmdQueryPathInfos << tokenized;
writeStrings(tokenized, pipes.first);
pipes.first.flush(); pipes.first.flush();
while (1) { while (1) {
Path path = readString(pipes.second); Path path = readString(pipes.second);
@ -116,13 +115,13 @@ int main(int argc, char * * argv)
std::pair<FdSink, FdSource> pipes = connect(host); std::pair<FdSink, FdSource> pipes = connect(host);
/* Exchange the greeting */ /* Exchange the greeting */
writeInt(SERVE_MAGIC_1, pipes.first); pipes.first << SERVE_MAGIC_1;
pipes.first.flush(); pipes.first.flush();
unsigned int magic = readInt(pipes.second); unsigned int magic = readInt(pipes.second);
if (magic != SERVE_MAGIC_2) if (magic != SERVE_MAGIC_2)
throw Error("protocol mismatch"); throw Error("protocol mismatch");
readInt(pipes.second); // Server version, unused for now readInt(pipes.second); // Server version, unused for now
writeInt(SERVE_PROTOCOL_VERSION, pipes.first); pipes.first << SERVE_PROTOCOL_VERSION;
pipes.first.flush(); pipes.first.flush();
string arg = argv[1]; string arg = argv[1];

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

@ -1528,22 +1528,14 @@ void LocalStore::exportPath(const Path & path, bool sign,
throw Error(format("hash of path ‘%1%’ has changed from ‘%2%’ to ‘%3%’!") % path throw Error(format("hash of path ‘%1%’ has changed from ‘%2%’ to ‘%3%’!") % path
% printHash(storedHash) % printHash(hash)); % printHash(storedHash) % printHash(hash));
writeInt(EXPORT_MAGIC, hashAndWriteSink);
writeString(path, hashAndWriteSink);
PathSet references; PathSet references;
queryReferences(path, references); queryReferences(path, references);
writeStrings(references, hashAndWriteSink);
Path deriver = queryDeriver(path); hashAndWriteSink << EXPORT_MAGIC << path << references << queryDeriver(path);
writeString(deriver, hashAndWriteSink);
if (sign) { if (sign) {
Hash hash = hashAndWriteSink.currentHash(); Hash hash = hashAndWriteSink.currentHash();
writeInt(1, hashAndWriteSink);
Path tmpDir = createTempDir(); Path tmpDir = createTempDir();
AutoDelete delTmp(tmpDir); AutoDelete delTmp(tmpDir);
Path hashFile = tmpDir + "/hash"; Path hashFile = tmpDir + "/hash";
@ -1561,10 +1553,10 @@ void LocalStore::exportPath(const Path & path, bool sign,
args.push_back(hashFile); args.push_back(hashFile);
string signature = runProgram(OPENSSL_PATH, true, args); string signature = runProgram(OPENSSL_PATH, true, args);
writeString(signature, hashAndWriteSink); hashAndWriteSink << 1 << signature;
} else } else
writeInt(0, hashAndWriteSink); hashAndWriteSink << 0;
} }

165
src/libstore/remote-store.cc
View file

@ -63,7 +63,7 @@ void RemoteStore::openConnection(bool reserveSpace)
/* Send the magic greeting, check for the reply. */ /* Send the magic greeting, check for the reply. */
try { try {
writeInt(WORKER_MAGIC_1, to); to << WORKER_MAGIC_1;
to.flush(); to.flush();
unsigned int magic = readInt(from); unsigned int magic = readInt(from);
if (magic != WORKER_MAGIC_2) throw Error("protocol mismatch"); if (magic != WORKER_MAGIC_2) throw Error("protocol mismatch");
@ -71,19 +71,18 @@ void RemoteStore::openConnection(bool reserveSpace)
daemonVersion = readInt(from); daemonVersion = readInt(from);
if (GET_PROTOCOL_MAJOR(daemonVersion) != GET_PROTOCOL_MAJOR(PROTOCOL_VERSION)) if (GET_PROTOCOL_MAJOR(daemonVersion) != GET_PROTOCOL_MAJOR(PROTOCOL_VERSION))
throw Error("Nix daemon protocol version not supported"); throw Error("Nix daemon protocol version not supported");
writeInt(PROTOCOL_VERSION, to); to << PROTOCOL_VERSION;
if (GET_PROTOCOL_MINOR(daemonVersion) >= 14) { if (GET_PROTOCOL_MINOR(daemonVersion) >= 14) {
int cpu = settings.lockCPU ? lockToCurrentCPU() : -1; int cpu = settings.lockCPU ? lockToCurrentCPU() : -1;
if (cpu != -1) { if (cpu != -1)
writeInt(1, to); to << 1 << cpu;
writeInt(cpu, to); else
} else to << 0;
writeInt(0, to);
} }
if (GET_PROTOCOL_MINOR(daemonVersion) >= 11) if (GET_PROTOCOL_MINOR(daemonVersion) >= 11)
writeInt(reserveSpace, to); to << reserveSpace;
processStderr(); processStderr();
} }
@ -141,35 +140,31 @@ RemoteStore::~RemoteStore()
void RemoteStore::setOptions() void RemoteStore::setOptions()
{ {
writeInt(wopSetOptions, to); to << wopSetOptions
<< settings.keepFailed
writeInt(settings.keepFailed, to); << settings.keepGoing
writeInt(settings.keepGoing, to); << settings.tryFallback
writeInt(settings.tryFallback, to); << verbosity
writeInt(verbosity, to); << settings.maxBuildJobs
writeInt(settings.maxBuildJobs, to); << settings.maxSilentTime;
writeInt(settings.maxSilentTime, to);
if (GET_PROTOCOL_MINOR(daemonVersion) >= 2) if (GET_PROTOCOL_MINOR(daemonVersion) >= 2)
writeInt(settings.useBuildHook, to); to << settings.useBuildHook;
if (GET_PROTOCOL_MINOR(daemonVersion) >= 4) { if (GET_PROTOCOL_MINOR(daemonVersion) >= 4)
writeInt(settings.buildVerbosity, to); to << settings.buildVerbosity
writeInt(logType, to); << logType
writeInt(settings.printBuildTrace, to); << settings.printBuildTrace;
}
if (GET_PROTOCOL_MINOR(daemonVersion) >= 6) if (GET_PROTOCOL_MINOR(daemonVersion) >= 6)
writeInt(settings.buildCores, to); to << settings.buildCores;
if (GET_PROTOCOL_MINOR(daemonVersion) >= 10) if (GET_PROTOCOL_MINOR(daemonVersion) >= 10)
writeInt(settings.useSubstitutes, to); to << settings.useSubstitutes;
if (GET_PROTOCOL_MINOR(daemonVersion) >= 12) { if (GET_PROTOCOL_MINOR(daemonVersion) >= 12) {
Settings::SettingsMap overrides = settings.getOverrides(); Settings::SettingsMap overrides = settings.getOverrides();
if (overrides["ssh-auth-sock"] == "") if (overrides["ssh-auth-sock"] == "")
overrides["ssh-auth-sock"] = getEnv("SSH_AUTH_SOCK"); overrides["ssh-auth-sock"] = getEnv("SSH_AUTH_SOCK");
writeInt(overrides.size(), to); to << overrides.size();
for (auto & i : overrides) { for (auto & i : overrides)
writeString(i.first, to); to << i.first << i.second;
writeString(i.second, to);
}
} }
processStderr(); processStderr();
@ -179,8 +174,7 @@ void RemoteStore::setOptions()
bool RemoteStore::isValidPath(const Path & path) bool RemoteStore::isValidPath(const Path & path)
{ {
openConnection(); openConnection();
writeInt(wopIsValidPath, to); to << wopIsValidPath << path;
writeString(path, to);
processStderr(); processStderr();
unsigned int reply = readInt(from); unsigned int reply = readInt(from);
return reply != 0; return reply != 0;
@ -196,8 +190,7 @@ PathSet RemoteStore::queryValidPaths(const PathSet & paths)
if (isValidPath(i)) res.insert(i); if (isValidPath(i)) res.insert(i);
return res; return res;
} else { } else {
writeInt(wopQueryValidPaths, to); to << wopQueryValidPaths << paths;
writeStrings(paths, to);
processStderr(); processStderr();
return readStorePaths<PathSet>(from); return readStorePaths<PathSet>(from);
} }
@ -207,7 +200,7 @@ PathSet RemoteStore::queryValidPaths(const PathSet & paths)
PathSet RemoteStore::queryAllValidPaths() PathSet RemoteStore::queryAllValidPaths()
{ {
openConnection(); openConnection();
writeInt(wopQueryAllValidPaths, to); to << wopQueryAllValidPaths;
processStderr(); processStderr();
return readStorePaths<PathSet>(from); return readStorePaths<PathSet>(from);
} }
@ -219,15 +212,13 @@ PathSet RemoteStore::querySubstitutablePaths(const PathSet & paths)
if (GET_PROTOCOL_MINOR(daemonVersion) < 12) { if (GET_PROTOCOL_MINOR(daemonVersion) < 12) {
PathSet res; PathSet res;
for (auto & i : paths) { for (auto & i : paths) {
writeInt(wopHasSubstitutes, to); to << wopHasSubstitutes << i;
writeString(i, to);
processStderr(); processStderr();
if (readInt(from)) res.insert(i); if (readInt(from)) res.insert(i);
} }
return res; return res;
} else { } else {
writeInt(wopQuerySubstitutablePaths, to); to << wopQuerySubstitutablePaths << paths;
writeStrings(paths, to);
processStderr(); processStderr();
return readStorePaths<PathSet>(from); return readStorePaths<PathSet>(from);
} }
@ -247,8 +238,7 @@ void RemoteStore::querySubstitutablePathInfos(const PathSet & paths,
for (auto & i : paths) { for (auto & i : paths) {
SubstitutablePathInfo info; SubstitutablePathInfo info;
writeInt(wopQuerySubstitutablePathInfo, to); to << wopQuerySubstitutablePathInfo << i;
writeString(i, to);
processStderr(); processStderr();
unsigned int reply = readInt(from); unsigned int reply = readInt(from);
if (reply == 0) continue; if (reply == 0) continue;
@ -262,8 +252,7 @@ void RemoteStore::querySubstitutablePathInfos(const PathSet & paths,
} else { } else {
writeInt(wopQuerySubstitutablePathInfos, to); to << wopQuerySubstitutablePathInfos << paths;
writeStrings(paths, to);
processStderr(); processStderr();
unsigned int count = readInt(from); unsigned int count = readInt(from);
for (unsigned int n = 0; n < count; n++) { for (unsigned int n = 0; n < count; n++) {
@ -283,8 +272,7 @@ void RemoteStore::querySubstitutablePathInfos(const PathSet & paths,
ValidPathInfo RemoteStore::queryPathInfo(const Path & path) ValidPathInfo RemoteStore::queryPathInfo(const Path & path)
{ {
openConnection(); openConnection();
writeInt(wopQueryPathInfo, to); to << wopQueryPathInfo << path;
writeString(path, to);
processStderr(); processStderr();
ValidPathInfo info; ValidPathInfo info;
info.path = path; info.path = path;
@ -301,8 +289,7 @@ ValidPathInfo RemoteStore::queryPathInfo(const Path & path)
Hash RemoteStore::queryPathHash(const Path & path) Hash RemoteStore::queryPathHash(const Path & path)
{ {
openConnection(); openConnection();
writeInt(wopQueryPathHash, to); to << wopQueryPathHash << path;
writeString(path, to);
processStderr(); processStderr();
string hash = readString(from); string hash = readString(from);
return parseHash(htSHA256, hash); return parseHash(htSHA256, hash);
@ -313,8 +300,7 @@ void RemoteStore::queryReferences(const Path & path,
PathSet & references) PathSet & references)
{ {
openConnection(); openConnection();
writeInt(wopQueryReferences, to); to << wopQueryReferences << path;
writeString(path, to);
processStderr(); processStderr();
PathSet references2 = readStorePaths<PathSet>(from); PathSet references2 = readStorePaths<PathSet>(from);
references.insert(references2.begin(), references2.end()); references.insert(references2.begin(), references2.end());
@ -325,8 +311,7 @@ void RemoteStore::queryReferrers(const Path & path,
PathSet & referrers) PathSet & referrers)
{ {
openConnection(); openConnection();
writeInt(wopQueryReferrers, to); to << wopQueryReferrers << path;
writeString(path, to);
processStderr(); processStderr();
PathSet referrers2 = readStorePaths<PathSet>(from); PathSet referrers2 = readStorePaths<PathSet>(from);
referrers.insert(referrers2.begin(), referrers2.end()); referrers.insert(referrers2.begin(), referrers2.end());
@ -336,8 +321,7 @@ void RemoteStore::queryReferrers(const Path & path,
Path RemoteStore::queryDeriver(const Path & path) Path RemoteStore::queryDeriver(const Path & path)
{ {
openConnection(); openConnection();
writeInt(wopQueryDeriver, to); to << wopQueryDeriver << path;
writeString(path, to);
processStderr(); processStderr();
Path drvPath = readString(from); Path drvPath = readString(from);
if (drvPath != "") assertStorePath(drvPath); if (drvPath != "") assertStorePath(drvPath);
@ -348,8 +332,7 @@ Path RemoteStore::queryDeriver(const Path & path)
PathSet RemoteStore::queryValidDerivers(const Path & path) PathSet RemoteStore::queryValidDerivers(const Path & path)
{ {
openConnection(); openConnection();
writeInt(wopQueryValidDerivers, to); to << wopQueryValidDerivers << path;
writeString(path, to);
processStderr(); processStderr();
return readStorePaths<PathSet>(from); return readStorePaths<PathSet>(from);
} }
@ -358,8 +341,7 @@ PathSet RemoteStore::queryValidDerivers(const Path & path)
PathSet RemoteStore::queryDerivationOutputs(const Path & path) PathSet RemoteStore::queryDerivationOutputs(const Path & path)
{ {
openConnection(); openConnection();
writeInt(wopQueryDerivationOutputs, to); to << wopQueryDerivationOutputs << path;
writeString(path, to);
processStderr(); processStderr();
return readStorePaths<PathSet>(from); return readStorePaths<PathSet>(from);
} }
@ -368,8 +350,7 @@ PathSet RemoteStore::queryDerivationOutputs(const Path & path)
PathSet RemoteStore::queryDerivationOutputNames(const Path & path) PathSet RemoteStore::queryDerivationOutputNames(const Path & path)
{ {
openConnection(); openConnection();
writeInt(wopQueryDerivationOutputNames, to); to << wopQueryDerivationOutputNames << path;
writeString(path, to);
processStderr(); processStderr();
return readStrings<PathSet>(from); return readStrings<PathSet>(from);
} }
@ -378,8 +359,7 @@ PathSet RemoteStore::queryDerivationOutputNames(const Path & path)
Path RemoteStore::queryPathFromHashPart(const string & hashPart) Path RemoteStore::queryPathFromHashPart(const string & hashPart)
{ {
openConnection(); openConnection();
writeInt(wopQueryPathFromHashPart, to); to << wopQueryPathFromHashPart << hashPart;
writeString(hashPart, to);
processStderr(); processStderr();
Path path = readString(from); Path path = readString(from);
if (!path.empty()) assertStorePath(path); if (!path.empty()) assertStorePath(path);
@ -396,12 +376,10 @@ Path RemoteStore::addToStore(const string & name, const Path & _srcPath,
Path srcPath(absPath(_srcPath)); Path srcPath(absPath(_srcPath));
writeInt(wopAddToStore, to); to << wopAddToStore << name
writeString(name, to); << ((hashAlgo == htSHA256 && recursive) ? 0 : 1) /* backwards compatibility hack */
/* backwards compatibility hack */ << (recursive ? 1 : 0)
writeInt((hashAlgo == htSHA256 && recursive) ? 0 : 1, to); << printHashType(hashAlgo);
writeInt(recursive ? 1 : 0, to);
writeString(printHashType(hashAlgo), to);
try { try {
to.written = 0; to.written = 0;
@ -429,10 +407,7 @@ Path RemoteStore::addTextToStore(const string & name, const string & s,
if (repair) throw Error("repairing is not supported when building through the Nix daemon"); if (repair) throw Error("repairing is not supported when building through the Nix daemon");
openConnection(); openConnection();
writeInt(wopAddTextToStore, to); to << wopAddTextToStore << name << s << references;
writeString(name, to);
writeString(s, to);
writeStrings(references, to);
processStderr(); processStderr();
return readStorePath(from); return readStorePath(from);
@ -443,9 +418,7 @@ void RemoteStore::exportPath(const Path & path, bool sign,
Sink & sink) Sink & sink)
{ {
openConnection(); openConnection();
writeInt(wopExportPath, to); to << wopExportPath << path << (sign ? 1 : 0);
writeString(path, to);
writeInt(sign ? 1 : 0, to);
processStderr(&sink); /* sink receives the actual data */ processStderr(&sink); /* sink receives the actual data */
readInt(from); readInt(from);
} }
@ -454,7 +427,7 @@ void RemoteStore::exportPath(const Path & path, bool sign,
Paths RemoteStore::importPaths(bool requireSignature, Source & source) Paths RemoteStore::importPaths(bool requireSignature, Source & source)
{ {
openConnection(); openConnection();
writeInt(wopImportPaths, to); to << wopImportPaths;
/* We ignore requireSignature, since the worker forces it to true /* We ignore requireSignature, since the worker forces it to true
anyway. */ anyway. */
processStderr(0, &source); processStderr(0, &source);
@ -466,16 +439,16 @@ void RemoteStore::buildPaths(const PathSet & drvPaths, BuildMode buildMode)
{ {
if (buildMode != bmNormal) throw Error("repairing or checking is not supported when building through the Nix daemon"); if (buildMode != bmNormal) throw Error("repairing or checking is not supported when building through the Nix daemon");
openConnection(); openConnection();
writeInt(wopBuildPaths, to); to << wopBuildPaths;
if (GET_PROTOCOL_MINOR(daemonVersion) >= 13) if (GET_PROTOCOL_MINOR(daemonVersion) >= 13)
writeStrings(drvPaths, to); to << drvPaths;
else { else {
/* For backwards compatibility with old daemons, strip output /* For backwards compatibility with old daemons, strip output
identifiers. */ identifiers. */
PathSet drvPaths2; PathSet drvPaths2;
for (auto & i : drvPaths) for (auto & i : drvPaths)
drvPaths2.insert(string(i, 0, i.find('!'))); drvPaths2.insert(string(i, 0, i.find('!')));
writeStrings(drvPaths2, to); to << drvPaths2;
} }
processStderr(); processStderr();
readInt(from); readInt(from);
@ -492,8 +465,7 @@ BuildResult RemoteStore::buildDerivation(const Path & drvPath, const BasicDeriva
void RemoteStore::ensurePath(const Path & path) void RemoteStore::ensurePath(const Path & path)
{ {
openConnection(); openConnection();
writeInt(wopEnsurePath, to); to << wopEnsurePath << path;
writeString(path, to);
processStderr(); processStderr();
readInt(from); readInt(from);
} }
@ -502,8 +474,7 @@ void RemoteStore::ensurePath(const Path & path)
void RemoteStore::addTempRoot(const Path & path) void RemoteStore::addTempRoot(const Path & path)
{ {
openConnection(); openConnection();
writeInt(wopAddTempRoot, to); to << wopAddTempRoot << path;
writeString(path, to);
processStderr(); processStderr();
readInt(from); readInt(from);
} }
@ -512,8 +483,7 @@ void RemoteStore::addTempRoot(const Path & path)
void RemoteStore::addIndirectRoot(const Path & path) void RemoteStore::addIndirectRoot(const Path & path)
{ {
openConnection(); openConnection();
writeInt(wopAddIndirectRoot, to); to << wopAddIndirectRoot << path;
writeString(path, to);
processStderr(); processStderr();
readInt(from); readInt(from);
} }
@ -522,7 +492,7 @@ void RemoteStore::addIndirectRoot(const Path & path)
void RemoteStore::syncWithGC() void RemoteStore::syncWithGC()
{ {
openConnection(); openConnection();
writeInt(wopSyncWithGC, to); to << wopSyncWithGC;
processStderr(); processStderr();
readInt(from); readInt(from);
} }
@ -531,7 +501,7 @@ void RemoteStore::syncWithGC()
Roots RemoteStore::findRoots() Roots RemoteStore::findRoots()
{ {
openConnection(); openConnection();
writeInt(wopFindRoots, to); to << wopFindRoots;
processStderr(); processStderr();
unsigned int count = readInt(from); unsigned int count = readInt(from);
Roots result; Roots result;
@ -548,17 +518,11 @@ void RemoteStore::collectGarbage(const GCOptions & options, GCResults & results)
{ {
openConnection(false); openConnection(false);
writeInt(wopCollectGarbage, to); to << wopCollectGarbage << options.action << options.pathsToDelete << options.ignoreLiveness
writeInt(options.action, to); << options.maxFreed << 0;
writeStrings(options.pathsToDelete, to); if (GET_PROTOCOL_MINOR(daemonVersion) >= 5)
writeInt(options.ignoreLiveness, to);
writeLongLong(options.maxFreed, to);
writeInt(0, to);
if (GET_PROTOCOL_MINOR(daemonVersion) >= 5) {
/* removed options */ /* removed options */
writeInt(0, to); to << 0 << 0;
writeInt(0, to);
}
processStderr(); processStderr();
@ -571,7 +535,7 @@ void RemoteStore::collectGarbage(const GCOptions & options, GCResults & results)
PathSet RemoteStore::queryFailedPaths() PathSet RemoteStore::queryFailedPaths()
{ {
openConnection(); openConnection();
writeInt(wopQueryFailedPaths, to); to << wopQueryFailedPaths;
processStderr(); processStderr();
return readStorePaths<PathSet>(from); return readStorePaths<PathSet>(from);
} }
@ -580,8 +544,7 @@ PathSet RemoteStore::queryFailedPaths()
void RemoteStore::clearFailedPaths(const PathSet & paths) void RemoteStore::clearFailedPaths(const PathSet & paths)
{ {
openConnection(); openConnection();
writeInt(wopClearFailedPaths, to); to << wopClearFailedPaths << paths;
writeStrings(paths, to);
processStderr(); processStderr();
readInt(from); readInt(from);
} }
@ -589,7 +552,7 @@ void RemoteStore::clearFailedPaths(const PathSet & paths)
void RemoteStore::optimiseStore() void RemoteStore::optimiseStore()
{ {
openConnection(); openConnection();
writeInt(wopOptimiseStore, to); to << wopOptimiseStore;
processStderr(); processStderr();
readInt(from); readInt(from);
} }
@ -597,9 +560,7 @@ void RemoteStore::optimiseStore()
bool RemoteStore::verifyStore(bool checkContents, bool repair) bool RemoteStore::verifyStore(bool checkContents, bool repair)
{ {
openConnection(); openConnection();
writeInt(wopVerifyStore, to); to << wopVerifyStore << checkContents << repair;
writeInt(checkContents, to);
writeInt(repair, to);
processStderr(); processStderr();
return readInt(from) != 0; return readInt(from) != 0;
} }

4
src/libstore/store-api.cc
View file

@ -298,10 +298,10 @@ void exportPaths(StoreAPI & store, const Paths & paths,
bool sign, Sink & sink) bool sign, Sink & sink)
{ {
for (auto & i : paths) { for (auto & i : paths) {
writeInt(1, sink); sink << 1;
store.exportPath(i, sign, sink); store.exportPath(i, sign, sink);
} }
writeInt(0, sink); sink << 0;
} }

37
src/libutil/archive.cc
View file

@ -39,8 +39,7 @@ PathFilter defaultPathFilter;
static void dumpContents(const Path & path, size_t size, static void dumpContents(const Path & path, size_t size,
Sink & sink) Sink & sink)
{ {
writeString("contents", sink); sink << "contents" << size;
writeLongLong(size, sink);
AutoCloseFD fd = open(path.c_str(), O_RDONLY); AutoCloseFD fd = open(path.c_str(), O_RDONLY);
if (fd == -1) throw SysError(format("opening file ‘%1%’") % path); if (fd == -1) throw SysError(format("opening file ‘%1%’") % path);
@ -65,21 +64,17 @@ static void dump(const Path & path, Sink & sink, PathFilter & filter)
if (lstat(path.c_str(), &st)) if (lstat(path.c_str(), &st))
throw SysError(format("getting attributes of path ‘%1%’") % path); throw SysError(format("getting attributes of path ‘%1%’") % path);
writeString("(", sink); sink << "(";
if (S_ISREG(st.st_mode)) { if (S_ISREG(st.st_mode)) {
writeString("type", sink); sink << "type" << "regular";
writeString("regular", sink); if (st.st_mode & S_IXUSR)
if (st.st_mode & S_IXUSR) { sink << "executable" << "";
writeString("executable", sink);
writeString("", sink);
}
dumpContents(path, (size_t) st.st_size, sink); dumpContents(path, (size_t) st.st_size, sink);
} }
else if (S_ISDIR(st.st_mode)) { else if (S_ISDIR(st.st_mode)) {
writeString("type", sink); sink << "type" << "directory";
writeString("directory", sink);
/* If we're on a case-insensitive system like Mac OS X, undo /* If we're on a case-insensitive system like Mac OS X, undo
the case hack applied by restorePath(). */ the case hack applied by restorePath(). */
@ -101,32 +96,24 @@ static void dump(const Path & path, Sink & sink, PathFilter & filter)
for (auto & i : unhacked) for (auto & i : unhacked)
if (filter(path + "/" + i.first)) { if (filter(path + "/" + i.first)) {
writeString("entry", sink); sink << "entry" << "(" << "name" << i.first << "node";
writeString("(", sink);
writeString("name", sink);
writeString(i.first, sink);
writeString("node", sink);
dump(path + "/" + i.second, sink, filter); dump(path + "/" + i.second, sink, filter);
writeString(")", sink); sink << ")";
} }
} }
else if (S_ISLNK(st.st_mode)) { else if (S_ISLNK(st.st_mode))
writeString("type", sink); sink << "type" << "symlink" << "target" << readLink(path);
writeString("symlink", sink);
writeString("target", sink);
writeString(readLink(path), sink);
}
else throw Error(format("file ‘%1%’ has an unsupported type") % path); else throw Error(format("file ‘%1%’ has an unsupported type") % path);
writeString(")", sink); sink << ")";
} }
void dumpPath(const Path & path, Sink & sink, PathFilter & filter) void dumpPath(const Path & path, Sink & sink, PathFilter & filter)
{ {
writeString(archiveVersion1, sink); sink << archiveVersion1;
dump(path, sink, filter); dump(path, sink, filter);
} }

71
src/libutil/serialise.cc
View file

@ -16,11 +16,11 @@ BufferedSink::~BufferedSink()
delete[] buffer; delete[] buffer;
} }
void BufferedSink::operator () (const unsigned char * data, size_t len) void BufferedSink::operator () (const unsigned char * data, size_t len)
{ {
if (!buffer) buffer = new unsigned char[bufSize]; if (!buffer) buffer = new unsigned char[bufSize];
while (len) { while (len) {
/* Optimisation: bypass the buffer if the data exceeds the /* Optimisation: bypass the buffer if the data exceeds the
buffer size. */ buffer size. */
@ -96,7 +96,7 @@ size_t BufferedSource::read(unsigned char * data, size_t len)
if (!buffer) buffer = new unsigned char[bufSize]; if (!buffer) buffer = new unsigned char[bufSize];
if (!bufPosIn) bufPosIn = readUnbuffered(buffer, bufSize); if (!bufPosIn) bufPosIn = readUnbuffered(buffer, bufSize);
/* Copy out the data in the buffer. */ /* Copy out the data in the buffer. */
size_t n = len > bufPosIn - bufPosOut ? bufPosIn - bufPosOut : len; size_t n = len > bufPosIn - bufPosOut ? bufPosIn - bufPosOut : len;
memcpy(data, buffer + bufPosOut, n); memcpy(data, buffer + bufPosOut, n);
@ -144,79 +144,38 @@ void writePadding(size_t len, Sink & sink)
} }
void writeInt(unsigned int n, Sink & sink)
{
unsigned char buf[8];
memset(buf, 0, sizeof(buf));
buf[0] = n & 0xff;
buf[1] = (n >> 8) & 0xff;
buf[2] = (n >> 16) & 0xff;
buf[3] = (n >> 24) & 0xff;
sink(buf, sizeof(buf));
}
Sink & operator << (Sink & out, unsigned int n)
{
writeInt(n, out);
return out;
}
void writeLongLong(unsigned long long n, Sink & sink)
{
unsigned char buf[8];
buf[0] = n & 0xff;
buf[1] = (n >> 8) & 0xff;
buf[2] = (n >> 16) & 0xff;
buf[3] = (n >> 24) & 0xff;
buf[4] = (n >> 32) & 0xff;
buf[5] = (n >> 40) & 0xff;
buf[6] = (n >> 48) & 0xff;
buf[7] = (n >> 56) & 0xff;
sink(buf, sizeof(buf));
}
void writeString(const unsigned char * buf, size_t len, Sink & sink) void writeString(const unsigned char * buf, size_t len, Sink & sink)
{ {
writeInt(len, sink); sink << len;
sink(buf, len); sink(buf, len);
writePadding(len, sink); writePadding(len, sink);
} }
void writeString(const string & s, Sink & sink) Sink & operator << (Sink & sink, const string & s)
{ {
writeString((const unsigned char *) s.data(), s.size(), sink); writeString((const unsigned char *) s.data(), s.size(), sink);
} return sink;
Sink & operator << (Sink & out, const string & s)
{
writeString(s, out);
return out;
} }
template<class T> void writeStrings(const T & ss, Sink & sink) template<class T> void writeStrings(const T & ss, Sink & sink)
{ {
writeInt(ss.size(), sink); sink << ss.size();
for (auto & i : ss) for (auto & i : ss)
writeString(i, sink); sink << i;
} }
template void writeStrings(const Paths & ss, Sink & sink); Sink & operator << (Sink & sink, const Strings & s)
template void writeStrings(const PathSet & ss, Sink & sink);
Sink & operator << (Sink & out, const Strings & s)
{ {
writeStrings(s, out); writeStrings(s, sink);
return out; return sink;
} }
Sink & operator << (Sink & out, const StringSet & s) Sink & operator << (Sink & sink, const StringSet & s)
{ {
writeStrings(s, out); writeStrings(s, sink);
return out; return sink;
} }
@ -271,7 +230,7 @@ size_t readString(unsigned char * buf, size_t max, Source & source)
return len; return len;
} }
string readString(Source & source) string readString(Source & source)
{ {
size_t len = readInt(source); size_t len = readInt(source);

43
src/libutil/serialise.hh
View file

@ -1,13 +1,14 @@
#pragma once #pragma once
#include "types.hh" #include "types.hh"
#include "util.hh"
namespace nix { namespace nix {
/* Abstract destination of binary data. */ /* Abstract destination of binary data. */
struct Sink struct Sink
{ {
virtual ~Sink() { } virtual ~Sink() { }
virtual void operator () (const unsigned char * data, size_t len) = 0; virtual void operator () (const unsigned char * data, size_t len) = 0;
@ -25,9 +26,9 @@ struct BufferedSink : Sink
~BufferedSink(); ~BufferedSink();
void operator () (const unsigned char * data, size_t len); void operator () (const unsigned char * data, size_t len);
void flush(); void flush();
virtual void write(const unsigned char * data, size_t len) = 0; virtual void write(const unsigned char * data, size_t len) = 0;
}; };
@ -36,7 +37,7 @@ struct BufferedSink : Sink
struct Source struct Source
{ {
virtual ~Source() { } virtual ~Source() { }
/* Store exactly ‘len’ bytes in the buffer pointed to by ‘data’. /* Store exactly ‘len’ bytes in the buffer pointed to by ‘data’.
It blocks until all the requested data is available, or throws It blocks until all the requested data is available, or throws
an error if it is not going to be available. */ an error if it is not going to be available. */
@ -58,9 +59,9 @@ struct BufferedSource : Source
BufferedSource(size_t bufSize = 32 * 1024) BufferedSource(size_t bufSize = 32 * 1024)
: bufSize(bufSize), bufPosIn(0), bufPosOut(0), buffer(0) { } : bufSize(bufSize), bufPosIn(0), bufPosOut(0), buffer(0) { }
~BufferedSource(); ~BufferedSource();
size_t read(unsigned char * data, size_t len); size_t read(unsigned char * data, size_t len);
/* Underlying read call, to be overridden. */ /* Underlying read call, to be overridden. */
virtual size_t readUnbuffered(unsigned char * data, size_t len) = 0; virtual size_t readUnbuffered(unsigned char * data, size_t len) = 0;
@ -78,7 +79,7 @@ struct FdSink : BufferedSink
FdSink() : fd(-1), warn(false), written(0) { } FdSink() : fd(-1), warn(false), written(0) { }
FdSink(int fd) : fd(fd), warn(false), written(0) { } FdSink(int fd) : fd(fd), warn(false), written(0) { }
~FdSink(); ~FdSink();
void write(const unsigned char * data, size_t len); void write(const unsigned char * data, size_t len);
}; };
@ -107,21 +108,31 @@ struct StringSource : Source
const string & s; const string & s;
size_t pos; size_t pos;
StringSource(const string & _s) : s(_s), pos(0) { } StringSource(const string & _s) : s(_s), pos(0) { }
size_t read(unsigned char * data, size_t len); size_t read(unsigned char * data, size_t len);
}; };
void writePadding(size_t len, Sink & sink); void writePadding(size_t len, Sink & sink);
void writeInt(unsigned int n, Sink & sink);
void writeLongLong(unsigned long long n, Sink & sink);
void writeString(const unsigned char * buf, size_t len, Sink & sink); void writeString(const unsigned char * buf, size_t len, Sink & sink);
void writeString(const string & s, Sink & sink);
template<class T> void writeStrings(const T & ss, Sink & sink);
Sink & operator << (Sink & out, unsigned int n); inline Sink & operator << (Sink & sink, uint64_t n)
Sink & operator << (Sink & out, const string & s); {
Sink & operator << (Sink & out, const Strings & s); unsigned char buf[8];
Sink & operator << (Sink & out, const StringSet & s); buf[0] = n & 0xff;
buf[1] = (n >> 8) & 0xff;
buf[2] = (n >> 16) & 0xff;
buf[3] = (n >> 24) & 0xff;
buf[4] = (n >> 32) & 0xff;
buf[5] = (n >> 40) & 0xff;
buf[6] = (n >> 48) & 0xff;
buf[7] = (n >> 56) & 0xff;
sink(buf, sizeof(buf));
return sink;
}
Sink & operator << (Sink & sink, const string & s);
Sink & operator << (Sink & sink, const Strings & s);
Sink & operator << (Sink & sink, const StringSet & s);
void readPadding(size_t len, Source & source); void readPadding(size_t len, Source & source);

100
src/nix-daemon/nix-daemon.cc
View file

@ -43,7 +43,7 @@ static void tunnelStderr(const unsigned char * buf, size_t count)
{ {
if (canSendStderr) { if (canSendStderr) {
try { try {
writeInt(STDERR_NEXT, to); to << STDERR_NEXT;
writeString(buf, count, to); writeString(buf, count, to);
to.flush(); to.flush();
} catch (...) { } catch (...) {
@ -72,11 +72,10 @@ static void stopWork(bool success = true, const string & msg = "", unsigned int
canSendStderr = false; canSendStderr = false;
if (success) if (success)
writeInt(STDERR_LAST, to); to << STDERR_LAST;
else { else {
writeInt(STDERR_ERROR, to); to << STDERR_ERROR << msg;
writeString(msg, to); if (status != 0) to << status;
if (status != 0) writeInt(status, to);
} }
} }
@ -87,7 +86,7 @@ struct TunnelSink : Sink
TunnelSink(Sink & to) : to(to) { } TunnelSink(Sink & to) : to(to) { }
virtual void operator () (const unsigned char * data, size_t len) virtual void operator () (const unsigned char * data, size_t len)
{ {
writeInt(STDERR_WRITE, to); to << STDERR_WRITE;
writeString(data, len, to); writeString(data, len, to);
} }
}; };
@ -99,8 +98,7 @@ struct TunnelSource : BufferedSource
TunnelSource(Source & from) : from(from) { } TunnelSource(Source & from) : from(from) { }
size_t readUnbuffered(unsigned char * data, size_t len) size_t readUnbuffered(unsigned char * data, size_t len)
{ {
writeInt(STDERR_READ, to); to << STDERR_READ << len;
writeInt(len, to);
to.flush(); to.flush();
size_t n = readString(data, len, from); size_t n = readString(data, len, from);
if (n == 0) throw EndOfFile("unexpected end-of-file"); if (n == 0) throw EndOfFile("unexpected end-of-file");
@ -166,7 +164,7 @@ static void performOp(bool trusted, unsigned int clientVersion,
assertStorePath(path); assertStorePath(path);
bool result = store->isValidPath(path); bool result = store->isValidPath(path);
stopWork(); stopWork();
writeInt(result, to); to << result;
break; break;
} }
@ -175,7 +173,7 @@ static void performOp(bool trusted, unsigned int clientVersion,
startWork(); startWork();
PathSet res = store->queryValidPaths(paths); PathSet res = store->queryValidPaths(paths);
stopWork(); stopWork();
writeStrings(res, to); to << res;
break; break;
} }
@ -184,7 +182,7 @@ static void performOp(bool trusted, unsigned int clientVersion,
startWork(); startWork();
PathSet res = store->querySubstitutablePaths(singleton<PathSet>(path)); PathSet res = store->querySubstitutablePaths(singleton<PathSet>(path));
stopWork(); stopWork();
writeInt(res.find(path) != res.end(), to); to << (res.find(path) != res.end());
break; break;
} }
@ -193,7 +191,7 @@ static void performOp(bool trusted, unsigned int clientVersion,
startWork(); startWork();
PathSet res = store->querySubstitutablePaths(paths); PathSet res = store->querySubstitutablePaths(paths);
stopWork(); stopWork();
writeStrings(res, to); to << res;
break; break;
} }
@ -202,7 +200,7 @@ static void performOp(bool trusted, unsigned int clientVersion,
startWork(); startWork();
Hash hash = store->queryPathHash(path); Hash hash = store->queryPathHash(path);
stopWork(); stopWork();
writeString(printHash(hash), to); to << printHash(hash);
break; break;
} }
@ -221,7 +219,7 @@ static void performOp(bool trusted, unsigned int clientVersion,
paths = store->queryValidDerivers(path); paths = store->queryValidDerivers(path);
else paths = store->queryDerivationOutputs(path); else paths = store->queryDerivationOutputs(path);
stopWork(); stopWork();
writeStrings(paths, to); to << paths;
break; break;
} }
@ -231,7 +229,7 @@ static void performOp(bool trusted, unsigned int clientVersion,
StringSet names; StringSet names;
names = store->queryDerivationOutputNames(path); names = store->queryDerivationOutputNames(path);
stopWork(); stopWork();
writeStrings(names, to); to << names;
break; break;
} }
@ -240,7 +238,7 @@ static void performOp(bool trusted, unsigned int clientVersion,
startWork(); startWork();
Path deriver = store->queryDeriver(path); Path deriver = store->queryDeriver(path);
stopWork(); stopWork();
writeString(deriver, to); to << deriver;
break; break;
} }
@ -249,7 +247,7 @@ static void performOp(bool trusted, unsigned int clientVersion,
startWork(); startWork();
Path path = store->queryPathFromHashPart(hashPart); Path path = store->queryPathFromHashPart(hashPart);
stopWork(); stopWork();
writeString(path, to); to << path;
break; break;
} }
@ -283,7 +281,7 @@ static void performOp(bool trusted, unsigned int clientVersion,
->addToStoreFromDump(recursive ? savedNAR.s : savedRegular.s, baseName, recursive, hashAlgo); ->addToStoreFromDump(recursive ? savedNAR.s : savedRegular.s, baseName, recursive, hashAlgo);
stopWork(); stopWork();
writeString(path, to); to << path;
break; break;
} }
@ -294,7 +292,7 @@ static void performOp(bool trusted, unsigned int clientVersion,
startWork(); startWork();
Path path = store->addTextToStore(suffix, s, refs); Path path = store->addTextToStore(suffix, s, refs);
stopWork(); stopWork();
writeString(path, to); to << path;
break; break;
} }
@ -305,7 +303,7 @@ static void performOp(bool trusted, unsigned int clientVersion,
TunnelSink sink(to); TunnelSink sink(to);
store->exportPath(path, sign, sink); store->exportPath(path, sign, sink);
stopWork(); stopWork();
writeInt(1, to); to << 1;
break; break;
} }
@ -314,7 +312,7 @@ static void performOp(bool trusted, unsigned int clientVersion,
TunnelSource source(from); TunnelSource source(from);
Paths paths = store->importPaths(!trusted, source); Paths paths = store->importPaths(!trusted, source);
stopWork(); stopWork();
writeStrings(paths, to); to << paths;
break; break;
} }
@ -323,7 +321,7 @@ static void performOp(bool trusted, unsigned int clientVersion,
startWork(); startWork();
store->buildPaths(drvs); store->buildPaths(drvs);
stopWork(); stopWork();
writeInt(1, to); to << 1;
break; break;
} }
@ -332,7 +330,7 @@ static void performOp(bool trusted, unsigned int clientVersion,
startWork(); startWork();
store->ensurePath(path); store->ensurePath(path);
stopWork(); stopWork();
writeInt(1, to); to << 1;
break; break;
} }
@ -341,7 +339,7 @@ static void performOp(bool trusted, unsigned int clientVersion,
startWork(); startWork();
store->addTempRoot(path); store->addTempRoot(path);
stopWork(); stopWork();
writeInt(1, to); to << 1;
break; break;
} }
@ -350,7 +348,7 @@ static void performOp(bool trusted, unsigned int clientVersion,
startWork(); startWork();
store->addIndirectRoot(path); store->addIndirectRoot(path);
stopWork(); stopWork();
writeInt(1, to); to << 1;
break; break;
} }
@ -358,7 +356,7 @@ static void performOp(bool trusted, unsigned int clientVersion,
startWork(); startWork();
store->syncWithGC(); store->syncWithGC();
stopWork(); stopWork();
writeInt(1, to); to << 1;
break; break;
} }
@ -366,11 +364,9 @@ static void performOp(bool trusted, unsigned int clientVersion,
startWork(); startWork();
Roots roots = store->findRoots(); Roots roots = store->findRoots();
stopWork(); stopWork();
writeInt(roots.size(), to); to << roots.size();
for (auto & i : roots) { for (auto & i : roots)
writeString(i.first, to); to << i.first << i.second;
writeString(i.second, to);
}
break; break;
} }
@ -395,9 +391,7 @@ static void performOp(bool trusted, unsigned int clientVersion,
store->collectGarbage(options, results); store->collectGarbage(options, results);
stopWork(); stopWork();
writeStrings(results.paths, to); to << results.paths << results.bytesFreed << 0 /* obsolete */;
writeLongLong(results.bytesFreed, to);
writeLongLong(0, to); // obsolete
break; break;
} }
@ -445,14 +439,11 @@ static void performOp(bool trusted, unsigned int clientVersion,
stopWork(); stopWork();
SubstitutablePathInfos::iterator i = infos.find(path); SubstitutablePathInfos::iterator i = infos.find(path);
if (i == infos.end()) if (i == infos.end())
writeInt(0, to); to << 0;
else { else {
writeInt(1, to); to << 1 << i->second.deriver << i->second.references << i->second.downloadSize;
writeString(i->second.deriver, to);
writeStrings(i->second.references, to);
writeLongLong(i->second.downloadSize, to);
if (GET_PROTOCOL_MINOR(clientVersion) >= 7) if (GET_PROTOCOL_MINOR(clientVersion) >= 7)
writeLongLong(i->second.narSize, to); to << i->second.narSize;
} }
break; break;
} }
@ -463,13 +454,10 @@ static void performOp(bool trusted, unsigned int clientVersion,
SubstitutablePathInfos infos; SubstitutablePathInfos infos;
store->querySubstitutablePathInfos(paths, infos); store->querySubstitutablePathInfos(paths, infos);
stopWork(); stopWork();
writeInt(infos.size(), to); to << infos.size();
for (auto & i : infos) { for (auto & i : infos) {
writeString(i.first, to); to << i.first << i.second.deriver << i.second.references
writeString(i.second.deriver, to); << i.second.downloadSize << i.second.narSize;
writeStrings(i.second.references, to);
writeLongLong(i.second.downloadSize, to);
writeLongLong(i.second.narSize, to);
} }
break; break;
} }
@ -478,7 +466,7 @@ static void performOp(bool trusted, unsigned int clientVersion,
startWork(); startWork();
PathSet paths = store->queryAllValidPaths(); PathSet paths = store->queryAllValidPaths();
stopWork(); stopWork();
writeStrings(paths, to); to << paths;
break; break;
} }
@ -486,7 +474,7 @@ static void performOp(bool trusted, unsigned int clientVersion,
startWork(); startWork();
PathSet paths = store->queryFailedPaths(); PathSet paths = store->queryFailedPaths();
stopWork(); stopWork();
writeStrings(paths, to); to << paths;
break; break;
} }
@ -495,7 +483,7 @@ static void performOp(bool trusted, unsigned int clientVersion,
startWork(); startWork();
store->clearFailedPaths(paths); store->clearFailedPaths(paths);
stopWork(); stopWork();
writeInt(1, to); to << 1;
break; break;
} }
@ -504,11 +492,8 @@ static void performOp(bool trusted, unsigned int clientVersion,
startWork(); startWork();
ValidPathInfo info = store->queryPathInfo(path); ValidPathInfo info = store->queryPathInfo(path);
stopWork(); stopWork();
writeString(info.deriver, to); to << info.deriver << printHash(info.hash) << info.references
writeString(printHash(info.hash), to); << info.registrationTime << info.narSize;
writeStrings(info.references, to);
writeInt(info.registrationTime, to);
writeLongLong(info.narSize, to);
break; break;
} }
@ -516,7 +501,7 @@ static void performOp(bool trusted, unsigned int clientVersion,
startWork(); startWork();
store->optimiseStore(); store->optimiseStore();
stopWork(); stopWork();
writeInt(1, to); to << 1;
break; break;
case wopVerifyStore: { case wopVerifyStore: {
@ -527,7 +512,7 @@ static void performOp(bool trusted, unsigned int clientVersion,
throw Error("you are not privileged to repair paths"); throw Error("you are not privileged to repair paths");
bool errors = store->verifyStore(checkContents, repair); bool errors = store->verifyStore(checkContents, repair);
stopWork(); stopWork();
writeInt(errors, to); to << errors;
break; break;
} }
@ -547,8 +532,7 @@ static void processConnection(bool trusted)
/* Exchange the greeting. */ /* Exchange the greeting. */
unsigned int magic = readInt(from); unsigned int magic = readInt(from);
if (magic != WORKER_MAGIC_1) throw Error("protocol mismatch"); if (magic != WORKER_MAGIC_1) throw Error("protocol mismatch");
writeInt(WORKER_MAGIC_2, to); to << WORKER_MAGIC_2 << PROTOCOL_VERSION;
writeInt(PROTOCOL_VERSION, to);
to.flush(); to.flush();
unsigned int clientVersion = readInt(from); unsigned int clientVersion = readInt(from);

27
src/nix-store/nix-store.cc
View file

@ -851,8 +851,7 @@ static void opServe(Strings opFlags, Strings opArgs)
/* Exchange the greeting. */ /* Exchange the greeting. */
unsigned int magic = readInt(in); unsigned int magic = readInt(in);
if (magic != SERVE_MAGIC_1) throw Error("protocol mismatch"); if (magic != SERVE_MAGIC_1) throw Error("protocol mismatch");
writeInt(SERVE_MAGIC_2, out); out << SERVE_MAGIC_2 << SERVE_PROTOCOL_VERSION;
writeInt(SERVE_PROTOCOL_VERSION, out);
out.flush(); out.flush();
readInt(in); // Client version, unused for now readInt(in); // Client version, unused for now
@ -906,7 +905,7 @@ static void opServe(Strings opFlags, Strings opArgs)
} }
} }
writeStrings(store->queryValidPaths(paths), out); out << store->queryValidPaths(paths);
break; break;
} }
@ -917,14 +916,12 @@ static void opServe(Strings opFlags, Strings opArgs)
if (!store->isValidPath(i)) if (!store->isValidPath(i))
continue; continue;
ValidPathInfo info = store->queryPathInfo(i); ValidPathInfo info = store->queryPathInfo(i);
writeString(info.path, out); out << info.path << info.deriver << info.references;
writeString(info.deriver, out);
writeStrings(info.references, out);
// !!! Maybe we want compression? // !!! Maybe we want compression?
writeLongLong(info.narSize, out); // downloadSize out << info.narSize // downloadSize
writeLongLong(info.narSize, out); << info.narSize;
} }
writeString("", out); out << "";
break; break;
} }
@ -935,7 +932,7 @@ static void opServe(Strings opFlags, Strings opArgs)
case cmdImportPaths: { case cmdImportPaths: {
if (!writeAllowed) throw Error("importing paths is not allowed"); if (!writeAllowed) throw Error("importing paths is not allowed");
store->importPaths(false, in); store->importPaths(false, in);
writeInt(1, out); // indicate success out << 1; // indicate success
break; break;
} }
@ -957,11 +954,10 @@ static void opServe(Strings opFlags, Strings opArgs)
try { try {
MonitorFdHup monitor(in.fd); MonitorFdHup monitor(in.fd);
store->buildPaths(paths); store->buildPaths(paths);
writeInt(0, out); out << 0;
} catch (Error & e) { } catch (Error & e) {
assert(e.status); assert(e.status);
writeInt(e.status, out); out << e.status << e.msg();
writeString(e.msg(), out);
} }
break; break;
} }
@ -979,8 +975,7 @@ static void opServe(Strings opFlags, Strings opArgs)
MonitorFdHup monitor(in.fd); MonitorFdHup monitor(in.fd);
auto status = store->buildDerivation(drvPath, drv); auto status = store->buildDerivation(drvPath, drv);
writeInt(status.status, out); out << status.status << status.errorMsg;
writeString(status.errorMsg, out);
break; break;
} }
@ -991,7 +986,7 @@ static void opServe(Strings opFlags, Strings opArgs)
PathSet closure; PathSet closure;
for (auto & i : paths) for (auto & i : paths)
computeFSClosure(*store, i, closure, false, includeOutputs); computeFSClosure(*store, i, closure, false, includeOutputs);
writeStrings(closure, out); out << closure;
break; break;
} }