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-rw-r--r--src/libstore/build.cc2
-rw-r--r--src/libstore/local-store.cc8
-rw-r--r--src/libstore/misc.cc4
-rw-r--r--src/libstore/remote-store.cc50
-rw-r--r--src/libstore/remote-store.hh12
-rw-r--r--src/libstore/store-api.cc6
-rw-r--r--src/libstore/store-api.hh7
-rw-r--r--src/libstore/worker-protocol.hh7
-rw-r--r--src/libutil/serialise.cc18
-rw-r--r--src/libutil/serialise.hh4
-rw-r--r--src/nix-env/main.cc6
-rw-r--r--src/nix-worker/main.cc60
12 files changed, 138 insertions, 46 deletions
diff --git a/src/libstore/build.cc b/src/libstore/build.cc
index 54c48cf91..ab1011981 100644
--- a/src/libstore/build.cc
+++ b/src/libstore/build.cc
@@ -660,7 +660,7 @@ void DerivationGoal::haveStoreExpr()
i != invalidOutputs.end(); ++i)
/* Don't bother creating a substitution goal if there are no
substitutes. */
- if (store->querySubstitutes(*i).size() > 0)
+ if (store->hasSubstitutes(*i))
addWaitee(worker.makeSubstitutionGoal(*i));
if (waitees.empty()) /* to prevent hang (no wake-up event) */
diff --git a/src/libstore/local-store.cc b/src/libstore/local-store.cc
index aa8166d7e..e3f22a9c9 100644
--- a/src/libstore/local-store.cc
+++ b/src/libstore/local-store.cc
@@ -481,15 +481,15 @@ void registerSubstitute(const Transaction & txn,
}
-Substitutes querySubstitutes(const Transaction & txn, const Path & srcPath)
+Substitutes querySubstitutes(const Transaction & txn, const Path & path)
{
- return readSubstitutes(txn, srcPath);
+ return readSubstitutes(txn, path);
}
-Substitutes LocalStore::querySubstitutes(const Path & srcPath)
+Substitutes LocalStore::querySubstitutes(const Path & path)
{
- return nix::querySubstitutes(noTxn, srcPath);
+ return nix::querySubstitutes(noTxn, path);
}
diff --git a/src/libstore/misc.cc b/src/libstore/misc.cc
index 6849e2c1a..1319245c0 100644
--- a/src/libstore/misc.cc
+++ b/src/libstore/misc.cc
@@ -64,7 +64,7 @@ void queryMissing(const PathSet & targets,
for (DerivationOutputs::iterator i = drv.outputs.begin();
i != drv.outputs.end(); ++i)
if (!store->isValidPath(i->second.path) &&
- store->querySubstitutes(i->second.path).size() == 0)
+ !store->hasSubstitutes(i->second.path))
mustBuild = true;
if (mustBuild) {
@@ -81,7 +81,7 @@ void queryMissing(const PathSet & targets,
else {
if (store->isValidPath(p)) continue;
- if (store->querySubstitutes(p).size() > 0)
+ if (store->hasSubstitutes(p))
willSubstitute.insert(p);
PathSet refs;
store->queryReferences(p, todo);
diff --git a/src/libstore/remote-store.cc b/src/libstore/remote-store.cc
index 99f9589be..ce09ddada 100644
--- a/src/libstore/remote-store.cc
+++ b/src/libstore/remote-store.cc
@@ -39,7 +39,7 @@ RemoteStore::RemoteStore()
throw SysError("dupping read side");
execlp(worker.c_str(), worker.c_str(),
- "-vvv", "--slave", NULL);
+ "--slave", NULL);
throw SysError(format("executing `%1%'") % worker);
@@ -81,32 +81,44 @@ bool RemoteStore::isValidPath(const Path & path)
}
-Substitutes RemoteStore::querySubstitutes(const Path & srcPath)
+Substitutes RemoteStore::querySubstitutes(const Path & path)
{
- // writeInt(wopQuerySubstitutes);
-
- // throw Error("not implemented 2");
- return Substitutes();
+ throw Error("not implemented 2");
+}
+
+
+bool RemoteStore::hasSubstitutes(const Path & path)
+{
+ writeInt(wopHasSubstitutes, to);
+ writeString(path, to);
+ unsigned int reply = readInt(from);
+ return reply != 0;
}
Hash RemoteStore::queryPathHash(const Path & path)
{
- throw Error("not implemented");
+ throw Error("not implemented 3");
}
-void RemoteStore::queryReferences(const Path & storePath,
+void RemoteStore::queryReferences(const Path & path,
PathSet & references)
{
- throw Error("not implemented");
+ writeInt(wopQueryReferences, to);
+ writeString(path, to);
+ PathSet references2 = readStringSet(from);
+ references.insert(references2.begin(), references2.end());
}
-void RemoteStore::queryReferrers(const Path & storePath,
+void RemoteStore::queryReferrers(const Path & path,
PathSet & referrers)
{
- throw Error("not implemented");
+ writeInt(wopQueryReferrers, to);
+ writeString(path, to);
+ PathSet referrers2 = readStringSet(from);
+ referrers.insert(referrers2.begin(), referrers2.end());
}
@@ -123,7 +135,7 @@ Path RemoteStore::addToStore(const Path & srcPath)
Path RemoteStore::addToStoreFixed(bool recursive, string hashAlgo,
const Path & srcPath)
{
- throw Error("not implemented 4");
+ throw Error("not implemented 6");
}
@@ -133,9 +145,7 @@ Path RemoteStore::addTextToStore(const string & suffix, const string & s,
writeInt(wopAddTextToStore, to);
writeString(suffix, to);
writeString(s, to);
- writeInt(references.size(), to);
- for (PathSet::iterator i = references.begin(); i != references.end(); ++i)
- writeString(*i, to);
+ writeStringSet(references, to);
Path path = readString(from);
return path;
@@ -144,13 +154,17 @@ Path RemoteStore::addTextToStore(const string & suffix, const string & s,
void RemoteStore::buildDerivations(const PathSet & drvPaths)
{
- throw Error("not implemented 6");
+ writeInt(wopBuildDerivations, to);
+ writeStringSet(drvPaths, to);
+ readInt(from);
}
-void RemoteStore::ensurePath(const Path & storePath)
+void RemoteStore::ensurePath(const Path & path)
{
- throw Error("not implemented 7");
+ writeInt(wopEnsurePath, to);
+ writeString(path, to);
+ readInt(from);
}
diff --git a/src/libstore/remote-store.hh b/src/libstore/remote-store.hh
index da6911cf4..eaa9b82ee 100644
--- a/src/libstore/remote-store.hh
+++ b/src/libstore/remote-store.hh
@@ -27,15 +27,15 @@ public:
bool isValidPath(const Path & path);
- Substitutes querySubstitutes(const Path & srcPath);
+ Substitutes querySubstitutes(const Path & path);
+ bool hasSubstitutes(const Path & path);
+
Hash queryPathHash(const Path & path);
- void queryReferences(const Path & storePath,
- PathSet & references);
+ void queryReferences(const Path & path, PathSet & references);
- void queryReferrers(const Path & storePath,
- PathSet & referrers);
+ void queryReferrers(const Path & path, PathSet & referrers);
Path addToStore(const Path & srcPath);
@@ -47,7 +47,7 @@ public:
void buildDerivations(const PathSet & drvPaths);
- void ensurePath(const Path & storePath);
+ void ensurePath(const Path & path);
private:
Pipe toChild;
diff --git a/src/libstore/store-api.cc b/src/libstore/store-api.cc
index 9e8bc36d7..f1e7c3562 100644
--- a/src/libstore/store-api.cc
+++ b/src/libstore/store-api.cc
@@ -6,6 +6,12 @@
namespace nix {
+bool StoreAPI::hasSubstitutes(const Path & path)
+{
+ return !querySubstitutes(path).empty();
+}
+
+
bool isInStore(const Path & path)
{
return path[0] == '/'
diff --git a/src/libstore/store-api.hh b/src/libstore/store-api.hh
index abf27a346..31e8152e8 100644
--- a/src/libstore/store-api.hh
+++ b/src/libstore/store-api.hh
@@ -43,7 +43,11 @@ public:
virtual bool isValidPath(const Path & path) = 0;
/* Return the substitutes for the given path. */
- virtual Substitutes querySubstitutes(const Path & srcPath) = 0;
+ virtual Substitutes querySubstitutes(const Path & path) = 0;
+
+ /* More efficient variant if we just want to know if a path has
+ substitutes. */
+ virtual bool hasSubstitutes(const Path & path);
/* Queries the hash of a valid path. */
virtual Hash queryPathHash(const Path & path) = 0;
@@ -121,7 +125,6 @@ extern boost::shared_ptr<StoreAPI> store;
boost::shared_ptr<StoreAPI> openStore(bool reserveSpace = true);
-
}
diff --git a/src/libstore/worker-protocol.hh b/src/libstore/worker-protocol.hh
index dd711f330..16b616c80 100644
--- a/src/libstore/worker-protocol.hh
+++ b/src/libstore/worker-protocol.hh
@@ -10,8 +10,15 @@ typedef enum {
wopQuit,
wopIsValidPath,
wopQuerySubstitutes,
+ wopHasSubstitutes,
+ wopQueryPathHash,
+ wopQueryReferences,
+ wopQueryReferrers,
wopAddToStore,
+ wopAddToStoreFixed,
wopAddTextToStore,
+ wopBuildDerivations,
+ wopEnsurePath,
} WorkerOp;
diff --git a/src/libutil/serialise.cc b/src/libutil/serialise.cc
index aa11c590a..969f638ef 100644
--- a/src/libutil/serialise.cc
+++ b/src/libutil/serialise.cc
@@ -48,6 +48,14 @@ void writeString(const string & s, Sink & sink)
}
+void writeStringSet(const StringSet & ss, Sink & sink)
+{
+ writeInt(ss.size(), sink);
+ for (StringSet::iterator i = ss.begin(); i != ss.end(); ++i)
+ writeString(*i, sink);
+}
+
+
void readPadding(unsigned int len, Source & source)
{
if (len % 8) {
@@ -84,4 +92,14 @@ string readString(Source & source)
}
+StringSet readStringSet(Source & source)
+{
+ unsigned int count = readInt(source);
+ StringSet ss;
+ while (count--)
+ ss.insert(readString(source));
+ return ss;
+}
+
+
}
diff --git a/src/libutil/serialise.hh b/src/libutil/serialise.hh
index 6be10b552..fe3492235 100644
--- a/src/libutil/serialise.hh
+++ b/src/libutil/serialise.hh
@@ -69,12 +69,14 @@ struct FdSource : Source
void writePadding(unsigned int len, Sink & sink);
void writeInt(unsigned int n, Sink & sink);
void writeString(const string & s, Sink & sink);
+void writeStringSet(const StringSet & ss, Sink & sink);
void readPadding(unsigned int len, Source & source);
unsigned int readInt(Source & source);
string readString(Source & source);
+StringSet readStringSet(Source & source);
+
-
}
diff --git a/src/nix-env/main.cc b/src/nix-env/main.cc
index ce0bef069..a9f343870 100644
--- a/src/nix-env/main.cc
+++ b/src/nix-env/main.cc
@@ -832,18 +832,18 @@ static void opQuery(Globals & globals,
XMLAttrs attrs;
if (printStatus) {
- Substitutes subs = store->querySubstitutes(i->queryOutPath(globals.state));
+ bool hasSubs = store->hasSubstitutes(i->queryOutPath(globals.state));
bool isInstalled = installed.find(i->queryOutPath(globals.state)) != installed.end();
bool isValid = store->isValidPath(i->queryOutPath(globals.state));
if (xmlOutput) {
attrs["installed"] = isInstalled ? "1" : "0";
attrs["valid"] = isValid ? "1" : "0";
- attrs["substitutable"] = !subs.empty() ? "1" : "0";
+ attrs["substitutable"] = hasSubs ? "1" : "0";
} else
columns.push_back(
(string) (isInstalled ? "I" : "-")
+ (isValid ? "P" : "-")
- + (!subs.empty() ? "S" : "-"));
+ + (hasSubs ? "S" : "-"));
}
if (xmlOutput)
diff --git a/src/nix-worker/main.cc b/src/nix-worker/main.cc
index d834e625e..8ac69561f 100644
--- a/src/nix-worker/main.cc
+++ b/src/nix-worker/main.cc
@@ -8,6 +8,23 @@
using namespace nix;
+Path readStorePath(Source & from)
+{
+ Path path = readString(from);
+ assertStorePath(path);
+ return path;
+}
+
+
+PathSet readStorePaths(Source & from)
+{
+ PathSet paths = readStringSet(from);
+ for (PathSet::iterator i = paths.begin(); i != paths.end(); ++i)
+ assertStorePath(*i);
+ return paths;
+}
+
+
void processConnection(Source & from, Sink & to)
{
store = boost::shared_ptr<StoreAPI>(new LocalStore(true));
@@ -35,12 +52,29 @@ void processConnection(Source & from, Sink & to)
break;
case wopIsValidPath: {
- Path path = readString(from);
- assertStorePath(path);
+ Path path = readStorePath(from);
writeInt(store->isValidPath(path), to);
break;
}
+ case wopHasSubstitutes: {
+ Path path = readStorePath(from);
+ writeInt(store->hasSubstitutes(path), to);
+ break;
+ }
+
+ case wopQueryReferences:
+ case wopQueryReferrers: {
+ Path path = readStorePath(from);
+ PathSet paths;
+ if (op == wopQueryReferences)
+ store->queryReferences(path, paths);
+ else
+ store->queryReferrers(path, paths);
+ writeStringSet(paths, to);
+ break;
+ }
+
case wopAddToStore: {
/* !!! uberquick hack */
string baseName = readString(from);
@@ -55,17 +89,25 @@ void processConnection(Source & from, Sink & to)
case wopAddTextToStore: {
string suffix = readString(from);
string s = readString(from);
- unsigned int refCount = readInt(from);
- PathSet refs;
- while (refCount--) {
- Path ref = readString(from);
- assertStorePath(ref);
- refs.insert(ref);
- }
+ PathSet refs = readStorePaths(from);
writeString(store->addTextToStore(suffix, s, refs), to);
break;
}
+ case wopBuildDerivations: {
+ PathSet drvs = readStorePaths(from);
+ store->buildDerivations(drvs);
+ writeInt(1, to);
+ break;
+ }
+
+ case wopEnsurePath: {
+ Path path = readStorePath(from);
+ store->ensurePath(path);
+ writeInt(1, to);
+ break;
+ }
+
default:
throw Error(format("invalid operation %1%") % op);
}
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-23 20:50:10 +0000