copyPaths(): Use queryValidPaths() to reduce SSH latency
This commit is contained in:
parent
91d67692cf
commit
c5b83d8913
|
@ -252,10 +252,10 @@ connected:
|
||||||
string line;
|
string line;
|
||||||
if (!getline(cin, line))
|
if (!getline(cin, line))
|
||||||
throw Error("hook caller didn't send inputs");
|
throw Error("hook caller didn't send inputs");
|
||||||
auto inputs = tokenizeString<std::list<string>>(line);
|
auto inputs = tokenizeString<PathSet>(line);
|
||||||
if (!getline(cin, line))
|
if (!getline(cin, line))
|
||||||
throw Error("hook caller didn't send outputs");
|
throw Error("hook caller didn't send outputs");
|
||||||
auto outputs = tokenizeString<Strings>(line);
|
auto outputs = tokenizeString<PathSet>(line);
|
||||||
AutoCloseFD uploadLock = openLockFile(currentLoad + "/" + hostName + ".upload-lock", true);
|
AutoCloseFD uploadLock = openLockFile(currentLoad + "/" + hostName + ".upload-lock", true);
|
||||||
auto old = signal(SIGALRM, handleAlarm);
|
auto old = signal(SIGALRM, handleAlarm);
|
||||||
alarm(15 * 60);
|
alarm(15 * 60);
|
||||||
|
@ -269,11 +269,15 @@ connected:
|
||||||
printError("building ‘%s’ on ‘%s’", drvPath, hostName);
|
printError("building ‘%s’ on ‘%s’", drvPath, hostName);
|
||||||
sshStore->buildDerivation(drvPath, readDerivation(drvPath));
|
sshStore->buildDerivation(drvPath, readDerivation(drvPath));
|
||||||
|
|
||||||
std::remove_if(outputs.begin(), outputs.end(), [=](const Path & path) { return store->isValidPath(path); });
|
PathSet missing;
|
||||||
if (!outputs.empty()) {
|
for (auto & path : outputs)
|
||||||
setenv("NIX_HELD_LOCKS", concatStringsSep(" ", outputs).c_str(), 1); /* FIXME: ugly */
|
if (!store->isValidPath(path)) missing.insert(path);
|
||||||
copyPaths(ref<Store>(sshStore), store, outputs);
|
|
||||||
|
if (!missing.empty()) {
|
||||||
|
setenv("NIX_HELD_LOCKS", concatStringsSep(" ", missing).c_str(), 1); /* FIXME: ugly */
|
||||||
|
copyPaths(ref<Store>(sshStore), store, missing);
|
||||||
}
|
}
|
||||||
|
|
||||||
return;
|
return;
|
||||||
});
|
});
|
||||||
}
|
}
|
||||||
|
|
|
@ -226,6 +226,19 @@ struct LegacySSHStore : public Store
|
||||||
out.insert(res.begin(), res.end());
|
out.insert(res.begin(), res.end());
|
||||||
}
|
}
|
||||||
|
|
||||||
|
PathSet queryValidPaths(const PathSet & paths, bool maybeSubstitute = false) override
|
||||||
|
{
|
||||||
|
auto conn(connections->get());
|
||||||
|
|
||||||
|
conn->to
|
||||||
|
<< cmdQueryValidPaths
|
||||||
|
<< false // lock
|
||||||
|
<< maybeSubstitute
|
||||||
|
<< paths;
|
||||||
|
conn->to.flush();
|
||||||
|
|
||||||
|
return readStorePaths<PathSet>(*this, conn->from);
|
||||||
|
}
|
||||||
};
|
};
|
||||||
|
|
||||||
static RegisterStoreImplementation regStore([](
|
static RegisterStoreImplementation regStore([](
|
||||||
|
|
|
@ -669,7 +669,7 @@ bool LocalStore::isValidPathUncached(const Path & path)
|
||||||
}
|
}
|
||||||
|
|
||||||
|
|
||||||
PathSet LocalStore::queryValidPaths(const PathSet & paths)
|
PathSet LocalStore::queryValidPaths(const PathSet & paths, bool maybeSubstitute)
|
||||||
{
|
{
|
||||||
PathSet res;
|
PathSet res;
|
||||||
for (auto & i : paths)
|
for (auto & i : paths)
|
||||||
|
|
|
@ -99,7 +99,7 @@ public:
|
||||||
|
|
||||||
bool isValidPathUncached(const Path & path) override;
|
bool isValidPathUncached(const Path & path) override;
|
||||||
|
|
||||||
PathSet queryValidPaths(const PathSet & paths) override;
|
PathSet queryValidPaths(const PathSet & paths, bool maybeSubstitute = false) override;
|
||||||
|
|
||||||
PathSet queryAllValidPaths() override;
|
PathSet queryAllValidPaths() override;
|
||||||
|
|
||||||
|
|
|
@ -187,7 +187,7 @@ bool RemoteStore::isValidPathUncached(const Path & path)
|
||||||
}
|
}
|
||||||
|
|
||||||
|
|
||||||
PathSet RemoteStore::queryValidPaths(const PathSet & paths)
|
PathSet RemoteStore::queryValidPaths(const PathSet & paths, bool maybeSubstitute)
|
||||||
{
|
{
|
||||||
auto conn(connections->get());
|
auto conn(connections->get());
|
||||||
if (GET_PROTOCOL_MINOR(conn->daemonVersion) < 12) {
|
if (GET_PROTOCOL_MINOR(conn->daemonVersion) < 12) {
|
||||||
|
|
|
@ -28,7 +28,7 @@ public:
|
||||||
|
|
||||||
bool isValidPathUncached(const Path & path) override;
|
bool isValidPathUncached(const Path & path) override;
|
||||||
|
|
||||||
PathSet queryValidPaths(const PathSet & paths) override;
|
PathSet queryValidPaths(const PathSet & paths, bool maybeSubstitute = false) override;
|
||||||
|
|
||||||
PathSet queryAllValidPaths() override;
|
PathSet queryAllValidPaths() override;
|
||||||
|
|
||||||
|
|
|
@ -377,7 +377,7 @@ void Store::queryPathInfo(const Path & storePath,
|
||||||
}
|
}
|
||||||
|
|
||||||
|
|
||||||
PathSet Store::queryValidPaths(const PathSet & paths)
|
PathSet Store::queryValidPaths(const PathSet & paths, bool maybeSubstitute)
|
||||||
{
|
{
|
||||||
struct State
|
struct State
|
||||||
{
|
{
|
||||||
|
@ -550,6 +550,8 @@ void copyClosure(ref<Store> srcStore, ref<Store> dstStore,
|
||||||
for (auto & path : storePaths)
|
for (auto & path : storePaths)
|
||||||
srcStore->computeFSClosure(path, closure);
|
srcStore->computeFSClosure(path, closure);
|
||||||
|
|
||||||
|
// FIXME: use copyStorePaths()
|
||||||
|
|
||||||
PathSet valid = dstStore->queryValidPaths(closure);
|
PathSet valid = dstStore->queryValidPaths(closure);
|
||||||
|
|
||||||
if (valid.size() == closure.size()) return;
|
if (valid.size() == closure.size()) return;
|
||||||
|
@ -791,35 +793,22 @@ std::list<ref<Store>> getDefaultSubstituters()
|
||||||
}
|
}
|
||||||
|
|
||||||
|
|
||||||
void copyPaths(ref<Store> from, ref<Store> to, const Paths & storePaths, bool substitute)
|
void copyPaths(ref<Store> from, ref<Store> to, const PathSet & storePaths, bool substitute)
|
||||||
{
|
{
|
||||||
if (substitute) {
|
PathSet valid = to->queryValidPaths(storePaths, substitute);
|
||||||
/* Filter out .drv files (we don't want to build anything). */
|
|
||||||
PathSet paths2;
|
PathSet missing;
|
||||||
for (auto & path : storePaths)
|
for (auto & path : storePaths)
|
||||||
if (!isDerivation(path)) paths2.insert(path);
|
if (!valid.count(path)) missing.insert(path);
|
||||||
unsigned long long downloadSize, narSize;
|
|
||||||
PathSet willBuild, willSubstitute, unknown;
|
|
||||||
to->queryMissing(PathSet(paths2.begin(), paths2.end()),
|
|
||||||
willBuild, willSubstitute, unknown, downloadSize, narSize);
|
|
||||||
/* FIXME: should use ensurePath(), but it only
|
|
||||||
does one path at a time. */
|
|
||||||
if (!willSubstitute.empty())
|
|
||||||
try {
|
|
||||||
to->buildPaths(willSubstitute);
|
|
||||||
} catch (Error & e) {
|
|
||||||
printMsg(lvlError, format("warning: %1%") % e.msg());
|
|
||||||
}
|
|
||||||
}
|
|
||||||
|
|
||||||
std::string copiedLabel = "copied";
|
std::string copiedLabel = "copied";
|
||||||
|
|
||||||
logger->setExpected(copiedLabel, storePaths.size());
|
logger->setExpected(copiedLabel, missing.size());
|
||||||
|
|
||||||
ThreadPool pool;
|
ThreadPool pool;
|
||||||
|
|
||||||
processGraph<Path>(pool,
|
processGraph<Path>(pool,
|
||||||
PathSet(storePaths.begin(), storePaths.end()),
|
PathSet(missing.begin(), missing.end()),
|
||||||
|
|
||||||
[&](const Path & storePath) {
|
[&](const Path & storePath) {
|
||||||
if (to->isValidPath(storePath)) return PathSet();
|
if (to->isValidPath(storePath)) return PathSet();
|
||||||
|
|
|
@ -324,8 +324,10 @@ protected:
|
||||||
|
|
||||||
public:
|
public:
|
||||||
|
|
||||||
/* Query which of the given paths is valid. */
|
/* Query which of the given paths is valid. Optionally, try to
|
||||||
virtual PathSet queryValidPaths(const PathSet & paths);
|
substitute missing paths. */
|
||||||
|
virtual PathSet queryValidPaths(const PathSet & paths,
|
||||||
|
bool maybeSubstitute = false);
|
||||||
|
|
||||||
/* Query the set of all valid paths. Note that for some store
|
/* Query the set of all valid paths. Note that for some store
|
||||||
backends, the name part of store paths may be omitted
|
backends, the name part of store paths may be omitted
|
||||||
|
@ -653,7 +655,7 @@ ref<Store> openStore(const std::string & uri = getEnv("NIX_REMOTE"));
|
||||||
ref<Store> openStore(const std::string & uri, const Store::Params & params);
|
ref<Store> openStore(const std::string & uri, const Store::Params & params);
|
||||||
|
|
||||||
|
|
||||||
void copyPaths(ref<Store> from, ref<Store> to, const Paths & storePaths, bool substitute = false);
|
void copyPaths(ref<Store> from, ref<Store> to, const PathSet & storePaths, bool substitute = false);
|
||||||
|
|
||||||
enum StoreType {
|
enum StoreType {
|
||||||
tDaemon,
|
tDaemon,
|
||||||
|
|
|
@ -58,6 +58,6 @@ int main(int argc, char ** argv)
|
||||||
PathSet closure;
|
PathSet closure;
|
||||||
from->computeFSClosure(storePaths2, closure, false, includeOutputs);
|
from->computeFSClosure(storePaths2, closure, false, includeOutputs);
|
||||||
|
|
||||||
copyPaths(from, to, Paths(closure.begin(), closure.end()), useSubstitutes);
|
copyPaths(from, to, closure, useSubstitutes);
|
||||||
});
|
});
|
||||||
}
|
}
|
||||||
|
|
|
@ -46,7 +46,7 @@ struct CmdCopy : StorePathsCommand
|
||||||
ref<Store> srcStore = srcUri.empty() ? store : openStore(srcUri);
|
ref<Store> srcStore = srcUri.empty() ? store : openStore(srcUri);
|
||||||
ref<Store> dstStore = dstUri.empty() ? store : openStore(dstUri);
|
ref<Store> dstStore = dstUri.empty() ? store : openStore(dstUri);
|
||||||
|
|
||||||
copyPaths(srcStore, dstStore, storePaths);
|
copyPaths(srcStore, dstStore, PathSet(storePaths.begin(), storePaths.end()));
|
||||||
}
|
}
|
||||||
};
|
};
|
||||||
|
|
||||||
|
|
Loading…
Reference in a new issue