aboutsummaryrefslogtreecommitdiff
path: root/src
diff options
context:
space:
mode:
Diffstat (limited to 'src')
-rw-r--r--src/libstore/build.cc4
-rw-r--r--src/libstore/daemon.cc38
-rw-r--r--src/libstore/derivations.cc4
-rw-r--r--src/libstore/export-import.cc4
-rw-r--r--src/libstore/legacy-ssh-store.cc14
-rw-r--r--src/libstore/remote-store.cc70
-rw-r--r--src/libstore/worker-protocol.hh153
-rw-r--r--src/nix-store/nix-store.cc16
8 files changed, 154 insertions, 149 deletions
diff --git a/src/libstore/build.cc b/src/libstore/build.cc
index 56d454b6b..928858203 100644
--- a/src/libstore/build.cc
+++ b/src/libstore/build.cc
@@ -1976,7 +1976,7 @@ HookReply DerivationGoal::tryBuildHook()
/* Tell the hook all the inputs that have to be copied to the
remote system. */
- WorkerProto<StorePathSet>::write(worker.store, hook->sink, inputPaths);
+ nix::worker_proto::write(worker.store, hook->sink, inputPaths);
/* Tell the hooks the missing outputs that have to be copied back
from the remote system. */
@@ -1987,7 +1987,7 @@ HookReply DerivationGoal::tryBuildHook()
if (buildMode != bmCheck && status.known->isValid()) continue;
missingPaths.insert(status.known->path);
}
- WorkerProto<StorePathSet>::write(worker.store, hook->sink, missingPaths);
+ nix::worker_proto::write(worker.store, hook->sink, missingPaths);
}
hook->sink = FdSink();
diff --git a/src/libstore/daemon.cc b/src/libstore/daemon.cc
index 98fd2048d..72203d1b2 100644
--- a/src/libstore/daemon.cc
+++ b/src/libstore/daemon.cc
@@ -247,7 +247,7 @@ static void writeValidPathInfo(
{
to << (info->deriver ? store->printStorePath(*info->deriver) : "")
<< info->narHash.to_string(Base16, false);
- WorkerProto<StorePathSet>::write(*store, to, info->references);
+ nix::worker_proto::write(*store, to, info->references);
to << info->registrationTime << info->narSize;
if (GET_PROTOCOL_MINOR(clientVersion) >= 16) {
to << info->ultimate
@@ -272,11 +272,11 @@ static void performOp(TunnelLogger * logger, ref<Store> store,
}
case wopQueryValidPaths: {
- auto paths = WorkerProto<StorePathSet>::read(*store, from);
+ auto paths = nix::worker_proto::read(*store, from, Phantom<StorePathSet> {});
logger->startWork();
auto res = store->queryValidPaths(paths);
logger->stopWork();
- WorkerProto<StorePathSet>::write(*store, to, res);
+ nix::worker_proto::write(*store, to, res);
break;
}
@@ -292,11 +292,11 @@ static void performOp(TunnelLogger * logger, ref<Store> store,
}
case wopQuerySubstitutablePaths: {
- auto paths = WorkerProto<StorePathSet>::read(*store, from);
+ auto paths = nix::worker_proto::read(*store, from, Phantom<StorePathSet> {});
logger->startWork();
auto res = store->querySubstitutablePaths(paths);
logger->stopWork();
- WorkerProto<StorePathSet>::write(*store, to, res);
+ nix::worker_proto::write(*store, to, res);
break;
}
@@ -325,7 +325,7 @@ static void performOp(TunnelLogger * logger, ref<Store> store,
paths = store->queryValidDerivers(path);
else paths = store->queryDerivationOutputs(path);
logger->stopWork();
- WorkerProto<StorePathSet>::write(*store, to, paths);
+ nix::worker_proto::write(*store, to, paths);
break;
}
@@ -343,7 +343,7 @@ static void performOp(TunnelLogger * logger, ref<Store> store,
logger->startWork();
auto outputs = store->queryPartialDerivationOutputMap(path);
logger->stopWork();
- WorkerProto<std::map<std::string, std::optional<StorePath>>>::write(*store, to, outputs);
+ nix::worker_proto::write(*store, to, outputs);
break;
}
@@ -369,7 +369,7 @@ static void performOp(TunnelLogger * logger, ref<Store> store,
if (GET_PROTOCOL_MINOR(clientVersion) >= 25) {
auto name = readString(from);
auto camStr = readString(from);
- auto refs = WorkerProto<StorePathSet>::read(*store, from);
+ auto refs = nix::worker_proto::read(*store, from, Phantom<StorePathSet> {});
bool repairBool;
from >> repairBool;
auto repair = RepairFlag{repairBool};
@@ -449,7 +449,7 @@ static void performOp(TunnelLogger * logger, ref<Store> store,
case wopAddTextToStore: {
string suffix = readString(from);
string s = readString(from);
- auto refs = WorkerProto<StorePathSet>::read(*store, from);
+ auto refs = nix::worker_proto::read(*store, from, Phantom<StorePathSet> {});
logger->startWork();
auto path = store->addTextToStore(suffix, s, refs, NoRepair);
logger->stopWork();
@@ -608,7 +608,7 @@ static void performOp(TunnelLogger * logger, ref<Store> store,
case wopCollectGarbage: {
GCOptions options;
options.action = (GCOptions::GCAction) readInt(from);
- options.pathsToDelete = WorkerProto<StorePathSet>::read(*store, from);
+ options.pathsToDelete = nix::worker_proto::read(*store, from, Phantom<StorePathSet> {});
from >> options.ignoreLiveness >> options.maxFreed;
// obsolete fields
readInt(from);
@@ -677,7 +677,7 @@ static void performOp(TunnelLogger * logger, ref<Store> store,
else {
to << 1
<< (i->second.deriver ? store->printStorePath(*i->second.deriver) : "");
- WorkerProto<StorePathSet>::write(*store, to, i->second.references);
+ nix::worker_proto::write(*store, to, i->second.references);
to << i->second.downloadSize
<< i->second.narSize;
}
@@ -688,11 +688,11 @@ static void performOp(TunnelLogger * logger, ref<Store> store,
SubstitutablePathInfos infos;
StorePathCAMap pathsMap = {};
if (GET_PROTOCOL_MINOR(clientVersion) < 22) {
- auto paths = WorkerProto<StorePathSet>::read(*store, from);
+ auto paths = nix::worker_proto::read(*store, from, Phantom<StorePathSet> {});
for (auto & path : paths)
pathsMap.emplace(path, std::nullopt);
} else
- pathsMap = WorkerProto<StorePathCAMap>::read(*store, from);
+ pathsMap = nix::worker_proto::read(*store, from, Phantom<StorePathCAMap> {});
logger->startWork();
store->querySubstitutablePathInfos(pathsMap, infos);
logger->stopWork();
@@ -700,7 +700,7 @@ static void performOp(TunnelLogger * logger, ref<Store> store,
for (auto & i : infos) {
to << store->printStorePath(i.first)
<< (i.second.deriver ? store->printStorePath(*i.second.deriver) : "");
- WorkerProto<StorePathSet>::write(*store, to, i.second.references);
+ nix::worker_proto::write(*store, to, i.second.references);
to << i.second.downloadSize << i.second.narSize;
}
break;
@@ -710,7 +710,7 @@ static void performOp(TunnelLogger * logger, ref<Store> store,
logger->startWork();
auto paths = store->queryAllValidPaths();
logger->stopWork();
- WorkerProto<StorePathSet>::write(*store, to, paths);
+ nix::worker_proto::write(*store, to, paths);
break;
}
@@ -782,7 +782,7 @@ static void performOp(TunnelLogger * logger, ref<Store> store,
ValidPathInfo info { path, narHash };
if (deriver != "")
info.deriver = store->parseStorePath(deriver);
- info.references = WorkerProto<StorePathSet>::read(*store, from);
+ info.references = nix::worker_proto::read(*store, from, Phantom<StorePathSet> {});
from >> info.registrationTime >> info.narSize >> info.ultimate;
info.sigs = readStrings<StringSet>(from);
info.ca = parseContentAddressOpt(readString(from));
@@ -835,9 +835,9 @@ static void performOp(TunnelLogger * logger, ref<Store> store,
uint64_t downloadSize, narSize;
store->queryMissing(targets, willBuild, willSubstitute, unknown, downloadSize, narSize);
logger->stopWork();
- WorkerProto<StorePathSet>::write(*store, to, willBuild);
- WorkerProto<StorePathSet>::write(*store, to, willSubstitute);
- WorkerProto<StorePathSet>::write(*store, to, unknown);
+ nix::worker_proto::write(*store, to, willBuild);
+ nix::worker_proto::write(*store, to, willSubstitute);
+ nix::worker_proto::write(*store, to, unknown);
to << downloadSize << narSize;
break;
}
diff --git a/src/libstore/derivations.cc b/src/libstore/derivations.cc
index faffe01e7..f8e7d773b 100644
--- a/src/libstore/derivations.cc
+++ b/src/libstore/derivations.cc
@@ -584,7 +584,7 @@ Source & readDerivation(Source & in, const Store & store, BasicDerivation & drv,
drv.outputs.emplace(std::move(name), std::move(output));
}
- drv.inputSrcs = WorkerProto<StorePathSet>::read(store, in);
+ drv.inputSrcs = nix::worker_proto::read(store, in, Phantom<StorePathSet> {});
in >> drv.platform >> drv.builder;
drv.args = readStrings<Strings>(in);
@@ -622,7 +622,7 @@ void writeDerivation(Sink & out, const Store & store, const BasicDerivation & dr
},
}, i.second.output);
}
- WorkerProto<StorePathSet>::write(store, out, drv.inputSrcs);
+ nix::worker_proto::write(store, out, drv.inputSrcs);
out << drv.platform << drv.builder << drv.args;
out << drv.env.size();
for (auto & i : drv.env)
diff --git a/src/libstore/export-import.cc b/src/libstore/export-import.cc
index b59b34dee..40a6f3c63 100644
--- a/src/libstore/export-import.cc
+++ b/src/libstore/export-import.cc
@@ -45,7 +45,7 @@ void Store::exportPath(const StorePath & path, Sink & sink)
teeSink
<< exportMagic
<< printStorePath(path);
- WorkerProto<StorePathSet>::write(*this, teeSink, info->references);
+ nix::worker_proto::write(*this, teeSink, info->references);
teeSink
<< (info->deriver ? printStorePath(*info->deriver) : "")
<< 0;
@@ -73,7 +73,7 @@ StorePaths Store::importPaths(Source & source, CheckSigsFlag checkSigs)
//Activity act(*logger, lvlInfo, format("importing path '%s'") % info.path);
- auto references = WorkerProto<StorePathSet>::read(*this, source);
+ auto references = nix::worker_proto::read(*this, source, Phantom<StorePathSet> {});
auto deriver = readString(source);
auto narHash = hashString(htSHA256, *saved.s);
diff --git a/src/libstore/legacy-ssh-store.cc b/src/libstore/legacy-ssh-store.cc
index fdf3f91b9..e056859fd 100644
--- a/src/libstore/legacy-ssh-store.cc
+++ b/src/libstore/legacy-ssh-store.cc
@@ -122,7 +122,7 @@ struct LegacySSHStore : public Store, public virtual LegacySSHStoreConfig
auto deriver = readString(conn->from);
if (deriver != "")
info->deriver = parseStorePath(deriver);
- info->references = WorkerProto<StorePathSet>::read(*this, conn->from);
+ info->references = nix::worker_proto::read(*this, conn->from, Phantom<StorePathSet> {});
readLongLong(conn->from); // download size
info->narSize = readLongLong(conn->from);
@@ -156,7 +156,7 @@ struct LegacySSHStore : public Store, public virtual LegacySSHStoreConfig
<< printStorePath(info.path)
<< (info.deriver ? printStorePath(*info.deriver) : "")
<< info.narHash.to_string(Base16, false);
- WorkerProto<StorePathSet>::write(*this, conn->to, info.references);
+ nix::worker_proto::write(*this, conn->to, info.references);
conn->to
<< info.registrationTime
<< info.narSize
@@ -185,7 +185,7 @@ struct LegacySSHStore : public Store, public virtual LegacySSHStoreConfig
conn->to
<< exportMagic
<< printStorePath(info.path);
- WorkerProto<StorePathSet>::write(*this, conn->to, info.references);
+ nix::worker_proto::write(*this, conn->to, info.references);
conn->to
<< (info.deriver ? printStorePath(*info.deriver) : "")
<< 0
@@ -301,10 +301,10 @@ public:
conn->to
<< cmdQueryClosure
<< includeOutputs;
- WorkerProto<StorePathSet>::write(*this, conn->to, paths);
+ nix::worker_proto::write(*this, conn->to, paths);
conn->to.flush();
- for (auto & i : WorkerProto<StorePathSet>::read(*this, conn->from))
+ for (auto & i : nix::worker_proto::read(*this, conn->from, Phantom<StorePathSet> {}))
out.insert(i);
}
@@ -317,10 +317,10 @@ public:
<< cmdQueryValidPaths
<< false // lock
<< maybeSubstitute;
- WorkerProto<StorePathSet>::write(*this, conn->to, paths);
+ nix::worker_proto::write(*this, conn->to, paths);
conn->to.flush();
- return WorkerProto<StorePathSet>::read(*this, conn->from);
+ return nix::worker_proto::read(*this, conn->from, Phantom<StorePathSet> {});
}
void connect() override
diff --git a/src/libstore/remote-store.cc b/src/libstore/remote-store.cc
index 273466137..43853db4e 100644
--- a/src/libstore/remote-store.cc
+++ b/src/libstore/remote-store.cc
@@ -24,61 +24,65 @@
namespace nix {
-std::string WorkerProto<std::string>::read(const Store & store, Source & from)
+namespace worker_proto {
+
+std::string read(const Store & store, Source & from, Phantom<std::string> _)
{
return readString(from);
}
-void WorkerProto<std::string>::write(const Store & store, Sink & out, const std::string & str)
+void write(const Store & store, Sink & out, const std::string & str)
{
out << str;
}
-StorePath WorkerProto<StorePath>::read(const Store & store, Source & from)
+StorePath read(const Store & store, Source & from, Phantom<StorePath> _)
{
return store.parseStorePath(readString(from));
}
-void WorkerProto<StorePath>::write(const Store & store, Sink & out, const StorePath & storePath)
+void write(const Store & store, Sink & out, const StorePath & storePath)
{
out << store.printStorePath(storePath);
}
-ContentAddress WorkerProto<ContentAddress>::read(const Store & store, Source & from)
+ContentAddress read(const Store & store, Source & from, Phantom<ContentAddress> _)
{
return parseContentAddress(readString(from));
}
-void WorkerProto<ContentAddress>::write(const Store & store, Sink & out, const ContentAddress & ca)
+void write(const Store & store, Sink & out, const ContentAddress & ca)
{
out << renderContentAddress(ca);
}
-std::optional<StorePath> WorkerProto<std::optional<StorePath>>::read(const Store & store, Source & from)
+std::optional<StorePath> read(const Store & store, Source & from, Phantom<std::optional<StorePath>> _)
{
auto s = readString(from);
return s == "" ? std::optional<StorePath> {} : store.parseStorePath(s);
}
-void WorkerProto<std::optional<StorePath>>::write(const Store & store, Sink & out, const std::optional<StorePath> & storePathOpt)
+void write(const Store & store, Sink & out, const std::optional<StorePath> & storePathOpt)
{
out << (storePathOpt ? store.printStorePath(*storePathOpt) : "");
}
-std::optional<ContentAddress> WorkerProto<std::optional<ContentAddress>>::read(const Store & store, Source & from)
+std::optional<ContentAddress> read(const Store & store, Source & from, Phantom<std::optional<ContentAddress>> _)
{
return parseContentAddressOpt(readString(from));
}
-void WorkerProto<std::optional<ContentAddress>>::write(const Store & store, Sink & out, const std::optional<ContentAddress> & caOpt)
+void write(const Store & store, Sink & out, const std::optional<ContentAddress> & caOpt)
{
out << (caOpt ? renderContentAddress(*caOpt) : "");
}
+}
+
/* TODO: Separate these store impls into different files, give them better names */
RemoteStore::RemoteStore(const Params & params)
@@ -325,9 +329,9 @@ StorePathSet RemoteStore::queryValidPaths(const StorePathSet & paths, Substitute
return res;
} else {
conn->to << wopQueryValidPaths;
- WorkerProto<StorePathSet>::write(*this, conn->to, paths);
+ nix::worker_proto::write(*this, conn->to, paths);
conn.processStderr();
- return WorkerProto<StorePathSet>::read(*this, conn->from);
+ return worker_proto::read(*this, conn->from, Phantom<StorePathSet> {});
}
}
@@ -337,7 +341,7 @@ StorePathSet RemoteStore::queryAllValidPaths()
auto conn(getConnection());
conn->to << wopQueryAllValidPaths;
conn.processStderr();
- return WorkerProto<StorePathSet>::read(*this, conn->from);
+ return nix::worker_proto::read(*this, conn->from, Phantom<StorePathSet> {});
}
@@ -354,9 +358,9 @@ StorePathSet RemoteStore::querySubstitutablePaths(const StorePathSet & paths)
return res;
} else {
conn->to << wopQuerySubstitutablePaths;
- WorkerProto<StorePathSet>::write(*this, conn->to, paths);
+ nix::worker_proto::write(*this, conn->to, paths);
conn.processStderr();
- return WorkerProto<StorePathSet>::read(*this, conn->from);
+ return worker_proto::read(*this, conn->from, Phantom<StorePathSet> {});
}
}
@@ -378,7 +382,7 @@ void RemoteStore::querySubstitutablePathInfos(const StorePathCAMap & pathsMap, S
auto deriver = readString(conn->from);
if (deriver != "")
info.deriver = parseStorePath(deriver);
- info.references = WorkerProto<StorePathSet>::read(*this, conn->from);
+ info.references = worker_proto::read(*this, conn->from, Phantom<StorePathSet> {});
info.downloadSize = readLongLong(conn->from);
info.narSize = readLongLong(conn->from);
infos.insert_or_assign(i.first, std::move(info));
@@ -391,9 +395,9 @@ void RemoteStore::querySubstitutablePathInfos(const StorePathCAMap & pathsMap, S
StorePathSet paths;
for (auto & path : pathsMap)
paths.insert(path.first);
- WorkerProto<StorePathSet>::write(*this, conn->to, paths);
+ worker_proto::write(*this, conn->to, paths);
} else
- WorkerProto<StorePathCAMap>::write(*this, conn->to, pathsMap);
+ worker_proto::write(*this, conn->to, pathsMap);
conn.processStderr();
size_t count = readNum<size_t>(conn->from);
for (size_t n = 0; n < count; n++) {
@@ -401,7 +405,7 @@ void RemoteStore::querySubstitutablePathInfos(const StorePathCAMap & pathsMap, S
auto deriver = readString(conn->from);
if (deriver != "")
info.deriver = parseStorePath(deriver);
- info.references = WorkerProto<StorePathSet>::read(*this, conn->from);
+ info.references = worker_proto::read(*this, conn->from, Phantom<StorePathSet> {});
info.downloadSize = readLongLong(conn->from);
info.narSize = readLongLong(conn->from);
}
@@ -416,7 +420,7 @@ ref<const ValidPathInfo> RemoteStore::readValidPathInfo(ConnectionHandle & conn,
auto narHash = Hash::parseAny(readString(conn->from), htSHA256);
auto info = make_ref<ValidPathInfo>(path, narHash);
if (deriver != "") info->deriver = parseStorePath(deriver);
- info->references = WorkerProto<StorePathSet>::read(*this, conn->from);
+ info->references = worker_proto::read(*this, conn->from, Phantom<StorePathSet> {});
conn->from >> info->registrationTime >> info->narSize;
if (GET_PROTOCOL_MINOR(conn->daemonVersion) >= 16) {
conn->from >> info->ultimate;
@@ -460,7 +464,7 @@ void RemoteStore::queryReferrers(const StorePath & path,
auto conn(getConnection());
conn->to << wopQueryReferrers << printStorePath(path);
conn.processStderr();
- for (auto & i : WorkerProto<StorePathSet>::read(*this, conn->from))
+ for (auto & i : worker_proto::read(*this, conn->from, Phantom<StorePathSet> {}))
referrers.insert(i);
}
@@ -470,7 +474,7 @@ StorePathSet RemoteStore::queryValidDerivers(const StorePath & path)
auto conn(getConnection());
conn->to << wopQueryValidDerivers << printStorePath(path);
conn.processStderr();
- return WorkerProto<StorePathSet>::read(*this, conn->from);
+ return worker_proto::read(*this, conn->from, Phantom<StorePathSet> {});
}
@@ -482,7 +486,7 @@ StorePathSet RemoteStore::queryDerivationOutputs(const StorePath & path)
}
conn->to << wopQueryDerivationOutputs << printStorePath(path);
conn.processStderr();
- return WorkerProto<StorePathSet>::read(*this, conn->from);
+ return worker_proto::read(*this, conn->from, Phantom<StorePathSet> {});
}
@@ -492,7 +496,7 @@ std::map<std::string, std::optional<StorePath>> RemoteStore::queryPartialDerivat
auto conn(getConnection());
conn->to << wopQueryDerivationOutputMap << printStorePath(path);
conn.processStderr();
- return WorkerProto<std::map<std::string, std::optional<StorePath>>>::read(*this, conn->from);
+ return worker_proto::read(*this, conn->from, Phantom<std::map<std::string, std::optional<StorePath>>> {});
} else {
// Fallback for old daemon versions.
// For floating-CA derivations (and their co-dependencies) this is an
@@ -537,7 +541,7 @@ ref<const ValidPathInfo> RemoteStore::addCAToStore(
<< wopAddToStore
<< name
<< renderContentAddressMethod(caMethod);
- WorkerProto<StorePathSet>::write(*this, conn->to, references);
+ worker_proto::write(*this, conn->to, references);
conn->to << repair;
conn.withFramedSink([&](Sink & sink) {
@@ -554,7 +558,7 @@ ref<const ValidPathInfo> RemoteStore::addCAToStore(
[&](TextHashMethod thm) -> void {
std::string s = dump.drain();
conn->to << wopAddTextToStore << name << s;
- WorkerProto<StorePathSet>::write(*this, conn->to, references);
+ worker_proto::write(*this, conn->to, references);
conn.processStderr();
},
[&](FixedOutputHashMethod fohm) -> void {
@@ -623,7 +627,7 @@ void RemoteStore::addToStore(const ValidPathInfo & info, Source & source,
sink
<< exportMagic
<< printStorePath(info.path);
- WorkerProto<StorePathSet>::write(*this, sink, info.references);
+ worker_proto::write(*this, sink, info.references);
sink
<< (info.deriver ? printStorePath(*info.deriver) : "")
<< 0 // == no legacy signature
@@ -633,7 +637,7 @@ void RemoteStore::addToStore(const ValidPathInfo & info, Source & source,
conn.processStderr(0, source2.get());
- auto importedPaths = WorkerProto<StorePathSet>::read(*this, conn->from);
+ auto importedPaths = worker_proto::read(*this, conn->from, Phantom<StorePathSet> {});
assert(importedPaths.size() <= 1);
}
@@ -642,7 +646,7 @@ void RemoteStore::addToStore(const ValidPathInfo & info, Source & source,
<< printStorePath(info.path)
<< (info.deriver ? printStorePath(*info.deriver) : "")
<< info.narHash.to_string(Base16, false);
- WorkerProto<StorePathSet>::write(*this, conn->to, info.references);
+ worker_proto::write(*this, conn->to, info.references);
conn->to << info.registrationTime << info.narSize
<< info.ultimate << info.sigs << renderContentAddress(info.ca)
<< repair << !checkSigs;
@@ -764,7 +768,7 @@ void RemoteStore::collectGarbage(const GCOptions & options, GCResults & results)
conn->to
<< wopCollectGarbage << options.action;
- WorkerProto<StorePathSet>::write(*this, conn->to, options.pathsToDelete);
+ worker_proto::write(*this, conn->to, options.pathsToDelete);
conn->to << options.ignoreLiveness
<< options.maxFreed
/* removed options */
@@ -826,9 +830,9 @@ void RemoteStore::queryMissing(const std::vector<StorePathWithOutputs> & targets
ss.push_back(p.to_string(*this));
conn->to << ss;
conn.processStderr();
- willBuild = WorkerProto<StorePathSet>::read(*this, conn->from);
- willSubstitute = WorkerProto<StorePathSet>::read(*this, conn->from);
- unknown = WorkerProto<StorePathSet>::read(*this, conn->from);
+ willBuild = worker_proto::read(*this, conn->from, Phantom<StorePathSet> {});
+ willSubstitute = worker_proto::read(*this, conn->from, Phantom<StorePathSet> {});
+ unknown = worker_proto::read(*this, conn->from, Phantom<StorePathSet> {});
conn->from >> downloadSize >> narSize;
return;
}
diff --git a/src/libstore/worker-protocol.hh b/src/libstore/worker-protocol.hh
index bb87cf3ec..fd6c2b2cf 100644
--- a/src/libstore/worker-protocol.hh
+++ b/src/libstore/worker-protocol.hh
@@ -66,96 +66,95 @@ typedef enum {
class Store;
struct Source;
+/* To guide overloading */
template<typename T>
-struct WorkerProto {
- static T read(const Store & store, Source & from);
- static void write(const Store & store, Sink & out, const T & t);
-};
-
-#define MAKE_WORKER_PROTO(T) \
- template<> \
- struct WorkerProto< T > { \
- static T read(const Store & store, Source & from); \
- static void write(const Store & store, Sink & out, const T & t); \
- }
+struct Phantom {};
+
+
+namespace worker_proto {
+/* FIXME maybe move more stuff inside here */
+
+#define MAKE_WORKER_PROTO(TEMPLATE, T) \
+ TEMPLATE T read(const Store & store, Source & from, Phantom< T > _); \
+ TEMPLATE void write(const Store & store, Sink & out, const T & str)
+
+MAKE_WORKER_PROTO(, std::string);
+MAKE_WORKER_PROTO(, StorePath);
+MAKE_WORKER_PROTO(, ContentAddress);
+
+MAKE_WORKER_PROTO(template<typename T>, std::set<T>);
+MAKE_WORKER_PROTO(template<typename T>, std::optional<T>);
-MAKE_WORKER_PROTO(std::string);
-MAKE_WORKER_PROTO(StorePath);
-MAKE_WORKER_PROTO(ContentAddress);
+#define X_ template<typename K, typename V>
+#define Y_ std::map<K, V>
+MAKE_WORKER_PROTO(X_, Y_);
+#undef X_
+#undef Y_
template<typename T>
-struct WorkerProto<std::set<T>> {
-
- static std::set<T> read(const Store & store, Source & from)
- {
- std::set<T> resSet;
- auto size = readNum<size_t>(from);
- while (size--) {
- resSet.insert(WorkerProto<T>::read(store, from));
- }
- return resSet;
+std::set<T> read(const Store & store, Source & from, Phantom<std::set<T>> _)
+{
+ std::set<T> resSet;
+ auto size = readNum<size_t>(from);
+ while (size--) {
+ resSet.insert(read(store, from, Phantom<T> {}));
}
+ return resSet;
+}
- static void write(const Store & store, Sink & out, const std::set<T> & resSet)
- {
- out << resSet.size();
- for (auto & key : resSet) {
- WorkerProto<T>::write(store, out, key);
- }
+template<typename T>
+void write(const Store & store, Sink & out, const std::set<T> & resSet)
+{
+ out << resSet.size();
+ for (auto & key : resSet) {
+ write(store, out, key);
}
-
-};
+}
template<typename K, typename V>
-struct WorkerProto<std::map<K, V>> {
-
- static std::map<K, V> read(const Store & store, Source & from)
- {
- std::map<K, V> resMap;
- auto size = readNum<size_t>(from);
- while (size--) {
- auto k = WorkerProto<K>::read(store, from);
- auto v = WorkerProto<V>::read(store, from);
- resMap.insert_or_assign(std::move(k), std::move(v));
- }
- return resMap;
+std::map<K, V> read(const Store & store, Source & from, Phantom<std::map<K, V>> _)
+{
+ std::map<K, V> resMap;
+ auto size = readNum<size_t>(from);
+ while (size--) {
+ auto k = read(store, from, Phantom<K> {});
+ auto v = read(store, from, Phantom<V> {});
+ resMap.insert_or_assign(std::move(k), std::move(v));
}
+ return resMap;
+}
- static void write(const Store & store, Sink & out, const std::map<K, V> & resMap)
- {
- out << resMap.size();
- for (auto & i : resMap) {
- WorkerProto<K>::write(store, out, i.first);
- WorkerProto<V>::write(store, out, i.second);
- }
+template<typename K, typename V>
+void write(const Store & store, Sink & out, const std::map<K, V> & resMap)
+{
+ out << resMap.size();
+ for (auto & i : resMap) {
+ write(store, out, i.first);
+ write(store, out, i.second);
}
-
-};
+}
template<typename T>
-struct WorkerProto<std::optional<T>> {
-
- static std::optional<T> read(const Store & store, Source & from)
- {
- auto tag = readNum<uint8_t>(from);
- switch (tag) {
- case 0:
- return std::nullopt;
- case 1:
- return WorkerProto<T>::read(store, from);
- default:
- throw Error("got an invalid tag bit for std::optional: %#04x", (size_t)tag);
- }
- }
-
- static void write(const Store & store, Sink & out, const std::optional<T> & optVal)
- {
- out << (uint64_t) (optVal ? 1 : 0);
- if (optVal)
- WorkerProto<T>::write(store, out, *optVal);
+std::optional<T> read(const Store & store, Source & from, Phantom<std::optional<T>> _)
+{
+ auto tag = readNum<uint8_t>(from);
+ switch (tag) {
+ case 0:
+ return std::nullopt;
+ case 1:
+ return read(store, from, Phantom<T> {});
+ default:
+ throw Error("got an invalid tag bit for std::optional: %#04x", (size_t)tag);
}
+}
-};
+template<typename T>
+void write(const Store & store, Sink & out, const std::optional<T> & optVal)
+{
+ out << (uint64_t) (optVal ? 1 : 0);
+ if (optVal)
+ nix::worker_proto::write(store, out, *optVal);
+}
/* Specialization which uses and empty string for the empty case, taking
advantage of the fact these types always serialize to non-empty strings.
@@ -163,7 +162,9 @@ struct WorkerProto<std::optional<T>> {
std::optional<T>, where <= is the compatability partial order, T is one of
the types below.
*/
-MAKE_WORKER_PROTO(std::optional<StorePath>);
-MAKE_WORKER_PROTO(std::optional<ContentAddress>);
+MAKE_WORKER_PROTO(, std::optional<StorePath>);
+MAKE_WORKER_PROTO(, std::optional<ContentAddress>);
+
+}
}
diff --git a/src/nix-store/nix-store.cc b/src/nix-store/nix-store.cc
index 141dab478..4dcdebe2f 100644
--- a/src/nix-store/nix-store.cc
+++ b/src/nix-store/nix-store.cc
@@ -822,7 +822,7 @@ static void opServe(Strings opFlags, Strings opArgs)
case cmdQueryValidPaths: {
bool lock = readInt(in);
bool substitute = readInt(in);
- auto paths = WorkerProto<StorePathSet>::read(*store, in);
+ auto paths = nix::worker_proto::read(*store, in, Phantom<StorePathSet> {});
if (lock && writeAllowed)
for (auto & path : paths)
store->addTempRoot(path);
@@ -852,19 +852,19 @@ static void opServe(Strings opFlags, Strings opArgs)
}
}
- WorkerProto<StorePathSet>::write(*store, out, store->queryValidPaths(paths));
+ nix::worker_proto::write(*store, out, store->queryValidPaths(paths));
break;
}
case cmdQueryPathInfos: {
- auto paths = WorkerProto<StorePathSet>::read(*store, in);
+ auto paths = nix::worker_proto::read(*store, in, Phantom<StorePathSet> {});
// !!! Maybe we want a queryPathInfos?
for (auto & i : paths) {
try {
auto info = store->queryPathInfo(i);
out << store->printStorePath(info->path)
<< (info->deriver ? store->printStorePath(*info->deriver) : "");
- WorkerProto<StorePathSet>::write(*store, out, info->references);
+ nix::worker_proto::write(*store, out, info->references);
// !!! Maybe we want compression?
out << info->narSize // downloadSize
<< info->narSize;
@@ -892,7 +892,7 @@ static void opServe(Strings opFlags, Strings opArgs)
case cmdExportPaths: {
readInt(in); // obsolete
- store->exportPaths(WorkerProto<StorePathSet>::read(*store, in), out);
+ store->exportPaths(nix::worker_proto::read(*store, in, Phantom<StorePathSet> {}), out);
break;
}
@@ -941,9 +941,9 @@ static void opServe(Strings opFlags, Strings opArgs)
case cmdQueryClosure: {
bool includeOutputs = readInt(in);
StorePathSet closure;
- store->computeFSClosure(WorkerProto<StorePathSet>::read(*store, in),
+ store->computeFSClosure(nix::worker_proto::read(*store, in, Phantom<StorePathSet> {}),
closure, false, includeOutputs);
- WorkerProto<StorePathSet>::write(*store, out, closure);
+ nix::worker_proto::write(*store, out, closure);
break;
}
@@ -958,7 +958,7 @@ static void opServe(Strings opFlags, Strings opArgs)
};
if (deriver != "")
info.deriver = store->parseStorePath(deriver);
- info.references = WorkerProto<StorePathSet>::read(*store, in);
+ info.references = nix::worker_proto::read(*store, in, Phantom<StorePathSet> {});
in >> info.registrationTime >> info.narSize >> info.ultimate;
info.sigs = readStrings<StringSet>(in);
info.ca = parseContentAddressOpt(readString(in));