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-rw-r--r--perl/lib/Nix/Store.xs2
-rw-r--r--src/libexpr/get-drvs.cc2
-rw-r--r--src/libexpr/primops.cc27
-rw-r--r--src/libstore/build.cc76
-rw-r--r--src/libstore/builtins/fetchurl.cc21
-rw-r--r--src/libstore/derivations.cc100
-rw-r--r--src/libstore/derivations.hh18
-rw-r--r--src/libstore/local-store.cc11
-rw-r--r--src/libstore/misc.cc4
-rw-r--r--src/nix-env/nix-env.cc2
-rw-r--r--src/nix-store/nix-store.cc6
-rw-r--r--src/nix/develop.cc4
-rw-r--r--src/nix/repl.cc2
-rw-r--r--src/nix/show-derivation.cc8
14 files changed, 162 insertions, 121 deletions
diff --git a/perl/lib/Nix/Store.xs b/perl/lib/Nix/Store.xs
index 945ed49c7..6dba07549 100644
--- a/perl/lib/Nix/Store.xs
+++ b/perl/lib/Nix/Store.xs
@@ -304,7 +304,7 @@ SV * derivationFromPath(char * drvPath)
HV * outputs = newHV();
for (auto & i : drv.outputs)
- hv_store(outputs, i.first.c_str(), i.first.size(), newSVpv(store()->printStorePath(i.second.path).c_str(), 0), 0);
+ hv_store(outputs, i.first.c_str(), i.first.size(), newSVpv(store()->printStorePath(i.second.path(store(), drv.name)).c_str(), 0), 0);
hv_stores(hash, "outputs", newRV((SV *) outputs));
AV * inputDrvs = newAV();
diff --git a/src/libexpr/get-drvs.cc b/src/libexpr/get-drvs.cc
index 9055f59a1..5d6e39aa0 100644
--- a/src/libexpr/get-drvs.cc
+++ b/src/libexpr/get-drvs.cc
@@ -39,7 +39,7 @@ DrvInfo::DrvInfo(EvalState & state, ref<Store> store, const std::string & drvPat
if (i == drv.outputs.end())
throw Error("derivation '%s' does not have output '%s'", store->printStorePath(drvPath), outputName);
- outPath = store->printStorePath(i->second.path);
+ outPath = store->printStorePath(i->second.path(*store, drv.name));
}
diff --git a/src/libexpr/primops.cc b/src/libexpr/primops.cc
index da1937e6b..9b613eef9 100644
--- a/src/libexpr/primops.cc
+++ b/src/libexpr/primops.cc
@@ -64,7 +64,7 @@ void EvalState::realiseContext(const PathSet & context)
DerivationOutputs::iterator i = drv.outputs.find(outputName);
if (i == drv.outputs.end())
throw Error("derivation '%s' does not have an output named '%s'", ctxS, outputName);
- allowedPaths->insert(store->printStorePath(i->second.path));
+ allowedPaths->insert(store->printStorePath(i->second.path(*store, drv.name)));
}
}
}
@@ -120,7 +120,7 @@ static void prim_scopedImport(EvalState & state, const Pos & pos, Value * * args
for (const auto & o : drv.outputs) {
v2 = state.allocAttr(w, state.symbols.create(o.first));
- mkString(*v2, state.store->printStorePath(o.second.path), {"!" + o.first + "!" + path});
+ mkString(*v2, state.store->printStorePath(o.second.path(*state.store, drv.name)), {"!" + o.first + "!" + path});
outputsVal->listElems()[outputs_index] = state.allocValue();
mkString(*(outputsVal->listElems()[outputs_index++]), o.first);
}
@@ -778,11 +778,12 @@ static void prim_derivationStrict(EvalState & state, const Pos & pos, Value * *
auto outPath = state.store->makeFixedOutputPath(ingestionMethod, h, drvName);
if (!jsonObject) drv.env["out"] = state.store->printStorePath(outPath);
drv.outputs.insert_or_assign("out", DerivationOutput {
- .path = std::move(outPath),
- .hash = FixedOutputHash {
- .method = ingestionMethod,
- .hash = std::move(h),
- },
+ .output = DerivationOutputFixed {
+ .hash = FixedOutputHash {
+ .method = ingestionMethod,
+ .hash = std::move(h),
+ },
+ },
});
}
@@ -797,8 +798,9 @@ static void prim_derivationStrict(EvalState & state, const Pos & pos, Value * *
if (!jsonObject) drv.env[i] = "";
drv.outputs.insert_or_assign(i,
DerivationOutput {
- .path = StorePath::dummy,
- .hash = std::optional<FixedOutputHash> {},
+ .output = DerivationOutputIntensional {
+ .path = StorePath::dummy,
+ },
});
}
@@ -809,8 +811,9 @@ static void prim_derivationStrict(EvalState & state, const Pos & pos, Value * *
if (!jsonObject) drv.env[i] = state.store->printStorePath(outPath);
drv.outputs.insert_or_assign(i,
DerivationOutput {
- .path = std::move(outPath),
- .hash = std::optional<FixedOutputHash>(),
+ .output = DerivationOutputIntensional {
+ .path = std::move(outPath),
+ },
});
}
}
@@ -831,7 +834,7 @@ static void prim_derivationStrict(EvalState & state, const Pos & pos, Value * *
mkString(*state.allocAttr(v, state.sDrvPath), drvPathS, {"=" + drvPathS});
for (auto & i : drv.outputs) {
mkString(*state.allocAttr(v, state.symbols.create(i.first)),
- state.store->printStorePath(i.second.path), {"!" + i.first + "!" + drvPathS});
+ state.store->printStorePath(i.second.path(*state.store, drv.name)), {"!" + i.first + "!" + drvPathS});
}
v.attrs->sort();
}
diff --git a/src/libstore/build.cc b/src/libstore/build.cc
index 0ef2f288f..bf7d4c2f9 100644
--- a/src/libstore/build.cc
+++ b/src/libstore/build.cc
@@ -1047,7 +1047,7 @@ DerivationGoal::DerivationGoal(const StorePath & drvPath, const BasicDerivation
{
this->drv = std::make_unique<BasicDerivation>(BasicDerivation(drv));
state = &DerivationGoal::haveDerivation;
- name = fmt("building of %s", worker.store.showPaths(drv.outputPaths()));
+ name = fmt("building of %s", worker.store.showPaths(drv.outputPaths(worker.store)));
trace("created");
mcExpectedBuilds = std::make_unique<MaintainCount<uint64_t>>(worker.expectedBuilds);
@@ -1182,7 +1182,7 @@ void DerivationGoal::haveDerivation()
retrySubstitution = false;
for (auto & i : drv->outputs)
- worker.store.addTempRoot(i.second.path);
+ worker.store.addTempRoot(i.second.path(worker.store, drv->name));
/* Check what outputs paths are not already valid. */
auto invalidOutputs = checkPathValidity(false, buildMode == bmRepair);
@@ -1290,12 +1290,12 @@ void DerivationGoal::repairClosure()
StorePathSet outputClosure;
for (auto & i : drv->outputs) {
if (!wantOutput(i.first, wantedOutputs)) continue;
- worker.store.computeFSClosure(i.second.path, outputClosure);
+ worker.store.computeFSClosure(i.second.path(worker.store, drv->name), outputClosure);
}
/* Filter out our own outputs (which we have already checked). */
for (auto & i : drv->outputs)
- outputClosure.erase(i.second.path);
+ outputClosure.erase(i.second.path(worker.store, drv->name));
/* Get all dependencies of this derivation so that we know which
derivation is responsible for which path in the output
@@ -1307,7 +1307,7 @@ void DerivationGoal::repairClosure()
if (i.isDerivation()) {
Derivation drv = worker.store.derivationFromPath(i);
for (auto & j : drv.outputs)
- outputsToDrv.insert_or_assign(j.second.path, i);
+ outputsToDrv.insert_or_assign(j.second.path(worker.store, drv.name), i);
}
/* Check each path (slow!). */
@@ -1379,7 +1379,7 @@ void DerivationGoal::inputsRealised()
for (auto & j : i.second) {
auto k = inDrv.outputs.find(j);
if (k != inDrv.outputs.end())
- worker.store.computeFSClosure(k->second.path, inputPaths);
+ worker.store.computeFSClosure(k->second.path(worker.store, inDrv.name), inputPaths);
else
throw Error(
"derivation '%s' requires non-existent output '%s' from input derivation '%s'",
@@ -1432,7 +1432,7 @@ void DerivationGoal::tryToBuild()
goal can start a build, and if not, the main loop will sleep a
few seconds and then retry this goal. */
PathSet lockFiles;
- for (auto & outPath : drv->outputPaths())
+ for (auto & outPath : drv->outputPaths(worker.store))
lockFiles.insert(worker.store.Store::toRealPath(outPath));
if (!outputLocks.lockPaths(lockFiles, "", false)) {
@@ -1460,16 +1460,16 @@ void DerivationGoal::tryToBuild()
return;
}
- missingPaths = drv->outputPaths();
+ missingPaths = drv->outputPaths(worker.store);
if (buildMode != bmCheck)
for (auto & i : validPaths) missingPaths.erase(i);
/* If any of the outputs already exist but are not valid, delete
them. */
for (auto & i : drv->outputs) {
- if (worker.store.isValidPath(i.second.path)) continue;
- debug("removing invalid path '%s'", worker.store.printStorePath(i.second.path));
- deletePath(worker.store.Store::toRealPath(i.second.path));
+ if (worker.store.isValidPath(i.second.path(worker.store, drv->name))) continue;
+ debug("removing invalid path '%s'", worker.store.printStorePath(i.second.path(worker.store, drv->name)));
+ deletePath(worker.store.Store::toRealPath(i.second.path(worker.store, drv->name)));
}
/* Don't do a remote build if the derivation has the attribute
@@ -1692,7 +1692,7 @@ void DerivationGoal::buildDone()
fmt("running post-build-hook '%s'", settings.postBuildHook),
Logger::Fields{worker.store.printStorePath(drvPath)});
PushActivity pact(act.id);
- auto outputPaths = drv->outputPaths();
+ auto outputPaths = drv->outputPaths(worker.store);
std::map<std::string, std::string> hookEnvironment = getEnv();
hookEnvironment.emplace("DRV_PATH", worker.store.printStorePath(drvPath));
@@ -1920,7 +1920,7 @@ StorePathSet DerivationGoal::exportReferences(const StorePathSet & storePaths)
if (j.isDerivation()) {
Derivation drv = worker.store.derivationFromPath(j);
for (auto & k : drv.outputs)
- worker.store.computeFSClosure(k.second.path, paths);
+ worker.store.computeFSClosure(k.second.path(worker.store, drv.name), paths);
}
}
@@ -2015,7 +2015,7 @@ void DerivationGoal::startBuilder()
/* Substitute output placeholders with the actual output paths. */
for (auto & output : drv->outputs)
- inputRewrites[hashPlaceholder(output.first)] = worker.store.printStorePath(output.second.path);
+ inputRewrites[hashPlaceholder(output.first)] = worker.store.printStorePath(output.second.path(worker.store, drv->name));
/* Construct the environment passed to the builder. */
initEnv();
@@ -2200,7 +2200,7 @@ void DerivationGoal::startBuilder()
(typically the dependencies of /bin/sh). Throw them
out. */
for (auto & i : drv->outputs)
- dirsInChroot.erase(worker.store.printStorePath(i.second.path));
+ dirsInChroot.erase(worker.store.printStorePath(i.second.path(drv->name)));
#elif __APPLE__
/* We don't really have any parent prep work to do (yet?)
@@ -2613,7 +2613,7 @@ void DerivationGoal::writeStructuredAttrs()
/* Add an "outputs" object containing the output paths. */
nlohmann::json outputs;
for (auto & i : drv->outputs)
- outputs[i.first] = rewriteStrings(worker.store.printStorePath(i.second.path), inputRewrites);
+ outputs[i.first] = rewriteStrings(worker.store.printStorePath(i.second.path(worker.store, drv->name)), inputRewrites);
json["outputs"] = outputs;
/* Handle exportReferencesGraph. */
@@ -2818,7 +2818,7 @@ struct RestrictedStore : public LocalFSStore
auto drv = derivationFromPath(path.path);
for (auto & output : drv.outputs)
if (wantOutput(output.first, path.outputs))
- newPaths.insert(output.second.path);
+ newPaths.insert(output.second.path(*this, drv.name));
} else if (!goal.isAllowed(path.path))
throw InvalidPath("cannot build unknown path '%s' in recursive Nix", printStorePath(path.path));
}
@@ -3580,7 +3580,7 @@ StorePathSet parseReferenceSpecifiers(Store & store, const BasicDerivation & drv
if (store.isStorePath(i))
result.insert(store.parseStorePath(i));
else if (drv.outputs.count(i))
- result.insert(drv.outputs.find(i)->second.path);
+ result.insert(drv.outputs.find(i)->second.path(store, drv.name));
else throw BuildError("derivation contains an illegal reference specifier '%s'", i);
}
return result;
@@ -3618,7 +3618,7 @@ void DerivationGoal::registerOutputs()
if (hook) {
bool allValid = true;
for (auto & i : drv->outputs)
- if (!worker.store.isValidPath(i.second.path)) allValid = false;
+ if (!worker.store.isValidPath(i.second.path(worker.store, drv->name))) allValid = false;
if (allValid) return;
}
@@ -3639,23 +3639,23 @@ void DerivationGoal::registerOutputs()
Nix calls. */
StorePathSet referenceablePaths;
for (auto & p : inputPaths) referenceablePaths.insert(p);
- for (auto & i : drv->outputs) referenceablePaths.insert(i.second.path);
+ for (auto & i : drv->outputs) referenceablePaths.insert(i.second.path(worker.store, drv->name));
for (auto & p : addedPaths) referenceablePaths.insert(p);
/* Check whether the output paths were created, and grep each
output path to determine what other paths it references. Also make all
output paths read-only. */
for (auto & i : drv->outputs) {
- auto path = worker.store.printStorePath(i.second.path);
- if (!missingPaths.count(i.second.path)) continue;
+ auto path = worker.store.printStorePath(i.second.path(worker.store, drv->name));
+ if (!missingPaths.count(i.second.path(worker.store, drv->name))) continue;
Path actualPath = path;
if (needsHashRewrite()) {
- auto r = redirectedOutputs.find(i.second.path);
+ auto r = redirectedOutputs.find(i.second.path(worker.store, drv->name));
if (r != redirectedOutputs.end()) {
auto redirected = worker.store.Store::toRealPath(r->second);
if (buildMode == bmRepair
- && redirectedBadOutputs.count(i.second.path)
+ && redirectedBadOutputs.count(i.second.path(worker.store, drv->name))
&& pathExists(redirected))
replaceValidPath(path, redirected);
if (buildMode == bmCheck)
@@ -3724,7 +3724,9 @@ void DerivationGoal::registerOutputs()
if (fixedOutput) {
- if (i.second.hash->method == FileIngestionMethod::Flat) {
+ FixedOutputHash outputHash = std::get<DerivationOutputFixed>(i.second.output).hash;
+
+ if (outputHash.method == FileIngestionMethod::Flat) {
/* The output path should be a regular file without execute permission. */
if (!S_ISREG(st.st_mode) || (st.st_mode & S_IXUSR) != 0)
throw BuildError(
@@ -3735,13 +3737,13 @@ void DerivationGoal::registerOutputs()
/* Check the hash. In hash mode, move the path produced by
the derivation to its content-addressed location. */
- Hash h2 = i.second.hash->method == FileIngestionMethod::Recursive
- ? hashPath(*i.second.hash->hash.type, actualPath).first
- : hashFile(*i.second.hash->hash.type, actualPath);
+ Hash h2 = outputHash.method == FileIngestionMethod::Recursive
+ ? hashPath(*outputHash.hash.type, actualPath).first
+ : hashFile(*outputHash.hash.type, actualPath);
- auto dest = worker.store.makeFixedOutputPath(i.second.hash->method, h2, i.second.path.name());
+ auto dest = worker.store.makeFixedOutputPath(outputHash.method, h2, i.second.path(worker.store, drv->name).name());
- if (i.second.hash->hash != h2) {
+ if (outputHash.hash != h2) {
/* Throw an error after registering the path as
valid. */
@@ -3749,7 +3751,7 @@ void DerivationGoal::registerOutputs()
delayedException = std::make_exception_ptr(
BuildError("hash mismatch in fixed-output derivation '%s':\n wanted: %s\n got: %s",
worker.store.printStorePath(dest),
- i.second.hash->hash.to_string(SRI, true),
+ outputHash.hash.to_string(SRI, true),
h2.to_string(SRI, true)));
Path actualDest = worker.store.Store::toRealPath(dest);
@@ -3771,7 +3773,7 @@ void DerivationGoal::registerOutputs()
assert(worker.store.parseStorePath(path) == dest);
ca = FixedOutputHash {
- .method = i.second.hash->method,
+ .method = outputHash.method,
.hash = h2,
};
}
@@ -3895,7 +3897,7 @@ void DerivationGoal::registerOutputs()
/* If this is the first round of several, then move the output out of the way. */
if (nrRounds > 1 && curRound == 1 && curRound < nrRounds && keepPreviousRound) {
for (auto & i : drv->outputs) {
- auto path = worker.store.printStorePath(i.second.path);
+ auto path = worker.store.printStorePath(i.second.path(worker.store, drv->name));
Path prev = path + checkSuffix;
deletePath(prev);
Path dst = path + checkSuffix;
@@ -3913,7 +3915,7 @@ void DerivationGoal::registerOutputs()
if the result was not determistic? */
if (curRound == nrRounds) {
for (auto & i : drv->outputs) {
- Path prev = worker.store.printStorePath(i.second.path) + checkSuffix;
+ Path prev = worker.store.printStorePath(i.second.path(worker.store, drv->name)) + checkSuffix;
deletePath(prev);
}
}
@@ -4214,9 +4216,9 @@ StorePathSet DerivationGoal::checkPathValidity(bool returnValid, bool checkHash)
for (auto & i : drv->outputs) {
if (!wantOutput(i.first, wantedOutputs)) continue;
bool good =
- worker.store.isValidPath(i.second.path) &&
- (!checkHash || worker.pathContentsGood(i.second.path));
- if (good == returnValid) result.insert(i.second.path);
+ worker.store.isValidPath(i.second.path(worker.store, drv->name)) &&
+ (!checkHash || worker.pathContentsGood(i.second.path(worker.store, drv->name)));
+ if (good == returnValid) result.insert(i.second.path(worker.store, drv->name));
}
return result;
}
diff --git a/src/libstore/builtins/fetchurl.cc b/src/libstore/builtins/fetchurl.cc
index e630cf6f1..017a633b5 100644
--- a/src/libstore/builtins/fetchurl.cc
+++ b/src/libstore/builtins/fetchurl.cc
@@ -63,16 +63,19 @@ void builtinFetchurl(const BasicDerivation & drv, const std::string & netrcData)
auto & output = drv.outputs.begin()->second;
/* Try the hashed mirrors first. */
- if (output.hash && output.hash->method == FileIngestionMethod::Flat)
- for (auto hashedMirror : settings.hashedMirrors.get())
- try {
- if (!hasSuffix(hashedMirror, "/")) hashedMirror += '/';
- auto & h = output.hash->hash;
- fetch(hashedMirror + printHashType(*h.type) + "/" + h.to_string(Base16, false));
- return;
- } catch (Error & e) {
- debug(e.what());
+ if (auto hash = std::get_if<DerivationOutputFixed>(&output.output)) {
+ if (hash->hash.method == FileIngestionMethod::Flat) {
+ for (auto hashedMirror : settings.hashedMirrors.get()) {
+ try {
+ if (!hasSuffix(hashedMirror, "/")) hashedMirror += '/';
+ fetch(hashedMirror + printHashType(*hash->hash.hash.type) + "/" + hash->hash.hash.to_string(Base16, false));
+ return;
+ } catch (Error & e) {
+ debug(e.what());
+ }
}
+ }
+ }
/* Otherwise try the specified URL. */
fetch(mainUrl);
diff --git a/src/libstore/derivations.cc b/src/libstore/derivations.cc
index bdc6f4f68..ffeafea87 100644
--- a/src/libstore/derivations.cc
+++ b/src/libstore/derivations.cc
@@ -8,12 +8,28 @@
namespace nix {
-const StorePath & BasicDerivation::findOutput(const string & id) const
+// FIXME Put this somewhere?
+template<class... Ts> struct overloaded : Ts... { using Ts::operator()...; };
+template<class... Ts> overloaded(Ts...) -> overloaded<Ts...>;
+
+StorePath DerivationOutput::path(const Store & store, string drvName) const
+{
+ return std::visit(overloaded {
+ [](DerivationOutputIntensional doi) {
+ return doi.path;
+ },
+ [&](DerivationOutputFixed dof) {
+ return store.makeFixedOutputPath(dof.hash.method, dof.hash.hash, drvName);
+ }
+ }, output);
+}
+
+const StorePath & BasicDerivation::findOutput(const Store & store, const string & id) const
{
auto i = outputs.find(id);
if (i == outputs.end())
throw Error("derivation has no output '%s'", id);
- return i->second.path;
+ return i->second.path(store, name);
}
@@ -108,7 +124,6 @@ static DerivationOutput parseDerivationOutput(const Store & store, istringstream
expect(str, ","); const auto hash = parseString(str);
expect(str, ")");
- std::optional<FixedOutputHash> fsh;
if (hashAlgo != "") {
auto method = FileIngestionMethod::Flat;
if (string(hashAlgo, 0, 2) == "r:") {
@@ -116,16 +131,21 @@ static DerivationOutput parseDerivationOutput(const Store & store, istringstream
hashAlgo = string(hashAlgo, 2);
}
const HashType hashType = parseHashType(hashAlgo);
- fsh = FixedOutputHash {
- .method = std::move(method),
- .hash = Hash(hash, hashType),
- };
- }
- return DerivationOutput {
- .path = std::move(path),
- .hash = std::move(fsh),
- };
+ return DerivationOutput {
+ .output = DerivationOutputFixed {
+ .hash = FixedOutputHash {
+ .method = std::move(method),
+ .hash = Hash(hash, hashType),
+ },
+ }
+ };
+ } else
+ return DerivationOutput {
+ .output = DerivationOutputIntensional {
+ .path = std::move(path),
+ }
+ };
}
@@ -266,10 +286,14 @@ string Derivation::unparse(const Store & store, bool maskOutputs,
for (auto & i : outputs) {
if (first) first = false; else s += ',';
s += '('; printUnquotedString(s, i.first);
- s += ','; printUnquotedString(s, maskOutputs ? "" : store.printStorePath(i.second.path));
- s += ','; printUnquotedString(s, i.second.hash ? i.second.hash->printMethodAlgo() : "");
- s += ','; printUnquotedString(s,
- i.second.hash ? i.second.hash->hash.to_string(Base16, false) : "");
+ s += ','; printUnquotedString(s, maskOutputs ? "" : store.printStorePath(i.second.path(store, name)));
+ if (auto hash = std::get_if<DerivationOutputFixed>(&i.second.output)) {
+ s += ','; printUnquotedString(s, hash->hash.printMethodAlgo());
+ s += ','; printUnquotedString(s, hash->hash.hash.to_string(Base16, false));
+ } else {
+ s += ','; printUnquotedString(s, "");
+ s += ','; printUnquotedString(s, "");
+ }
s += ')';
}
@@ -325,7 +349,7 @@ bool BasicDerivation::isFixedOutput() const
{
return outputs.size() == 1 &&
outputs.begin()->first == "out" &&
- outputs.begin()->second.hash;
+ std::holds_alternative<DerivationOutputFixed>(outputs.begin()->second.output);
}
@@ -357,10 +381,11 @@ Hash hashDerivationModulo(Store & store, const Derivation & drv, bool maskOutput
/* Return a fixed hash for fixed-output derivations. */
if (drv.isFixedOutput()) {
DerivationOutputs::const_iterator i = drv.outputs.begin();
+ auto hash = std::get<DerivationOutputFixed>(i->second.output);
return hashString(htSHA256, "fixed:out:"
- + i->second.hash->printMethodAlgo() + ":"
- + i->second.hash->hash.to_string(Base16, false) + ":"
- + store.printStorePath(i->second.path));
+ + hash.hash.printMethodAlgo() + ":"
+ + hash.hash.hash.to_string(Base16, false) + ":"
+ + store.printStorePath(i->second.path(store, drv.name)));
}
/* For other derivations, replace the inputs paths with recursive
@@ -394,11 +419,11 @@ bool wantOutput(const string & output, const std::set<string> & wanted)
}
-StorePathSet BasicDerivation::outputPaths() const
+StorePathSet BasicDerivation::outputPaths(const Store & store) const
{
StorePathSet paths;
for (auto & i : outputs)
- paths.insert(i.second.path);
+ paths.insert(i.second.path(store, name));
return paths;
}
@@ -408,7 +433,6 @@ static DerivationOutput readDerivationOutput(Source & in, const Store & store)
auto hashAlgo = readString(in);
auto hash = readString(in);
- std::optional<FixedOutputHash> fsh;
if (hashAlgo != "") {
auto method = FileIngestionMethod::Flat;
if (string(hashAlgo, 0, 2) == "r:") {
@@ -416,16 +440,20 @@ static DerivationOutput readDerivationOutput(Source & in, const Store & store)
hashAlgo = string(hashAlgo, 2);
}
auto hashType = parseHashType(hashAlgo);
- fsh = FixedOutputHash {
- .method = std::move(method),
- .hash = Hash(hash, hashType),
+ return DerivationOutput {
+ .output = DerivationOutputFixed {
+ .hash = FixedOutputHash {
+ .method = std::move(method),
+ .hash = Hash(hash, hashType),
+ },
+ }
+ };
+ } else
+ return DerivationOutput {
+ .output = DerivationOutputIntensional {
+ .path = std::move(path),
+ }
};
- }
-
- return DerivationOutput {
- .path = std::move(path),
- .hash = std::move(fsh),
- };
}
StringSet BasicDerivation::outputNames() const
@@ -469,10 +497,10 @@ void writeDerivation(Sink & out, const Store & store, const BasicDerivation & dr
out << drv.outputs.size();
for (auto & i : drv.outputs) {
out << i.first
- << store.printStorePath(i.second.path);
- if (i.second.hash) {
- out << i.second.hash->printMethodAlgo()
- << i.second.hash->hash.to_string(Base16, false);
+ << store.printStorePath(i.second.path(store, drv.name));
+ if (auto hash = std::get_if<DerivationOutputFixed>(&i.second.output)) {
+ out << hash->hash.printMethodAlgo()
+ << hash->hash.hash.to_string(Base16, false);
} else {
out << "" << "";
}
diff --git a/src/libstore/derivations.hh b/src/libstore/derivations.hh
index f9d328196..d8cee0f34 100644
--- a/src/libstore/derivations.hh
+++ b/src/libstore/derivations.hh
@@ -13,10 +13,20 @@ namespace nix {
/* Abstract syntax of derivations. */
-struct DerivationOutput
+struct DerivationOutputIntensional
{
StorePath path;
- std::optional<FixedOutputHash> hash; /* hash used for expected hash computation */
+};
+
+struct DerivationOutputFixed
+{
+ FixedOutputHash hash; /* hash used for expected hash computation */
+};
+
+struct DerivationOutput
+{
+ std::variant<DerivationOutputIntensional, DerivationOutputFixed> output;
+ StorePath path(const Store & store, string drvName) const;
};
typedef std::map<string, DerivationOutput> DerivationOutputs;
@@ -42,7 +52,7 @@ struct BasicDerivation
/* Return the path corresponding to the output identifier `id' in
the given derivation. */
- const StorePath & findOutput(const std::string & id) const;
+ const StorePath & findOutput(const Store & store, const std::string & id) const;
bool isBuiltin() const;
@@ -50,7 +60,7 @@ struct BasicDerivation
bool isFixedOutput() const;
/* Return the output paths of a derivation. */
- StorePathSet outputPaths() const;
+ StorePathSet outputPaths(const Store & store) const;
/* Return the output names of a derivation. */
StringSet outputNames() const;
diff --git a/src/libstore/local-store.cc b/src/libstore/local-store.cc
index eed225349..7ecaa8743 100644
--- a/src/libstore/local-store.cc
+++ b/src/libstore/local-store.cc
@@ -560,19 +560,12 @@ void LocalStore::checkDerivationOutputs(const StorePath & drvPath, const Derivat
DerivationOutputs::const_iterator out = drv.outputs.find("out");
if (out == drv.outputs.end())
throw Error("derivation '%s' does not have an output named 'out'", printStorePath(drvPath));
-
- check(
- makeFixedOutputPath(
- out->second.hash->method,
- out->second.hash->hash,
- drvName),
- out->second.path, "out");
}
else {
Hash h = hashDerivationModulo(*this, drv, true);
for (auto & i : drv.outputs)
- check(makeOutputPath(i.first, h, drvName), i.second.path, i.first);
+ check(makeOutputPath(i.first, h, drvName), i.second.path(*this, drv.name), i.first);
}
}
@@ -614,7 +607,7 @@ uint64_t LocalStore::addValidPath(State & state,
state.stmtAddDerivationOutput.use()
(id)
(i.first)
- (printStorePath(i.second.path))
+ (printStorePath(i.second.path(*this, drv.name)))
.exec();
}
}
diff --git a/src/libstore/misc.cc b/src/libstore/misc.cc
index e68edb38c..c4d22a634 100644
--- a/src/libstore/misc.cc
+++ b/src/libstore/misc.cc
@@ -198,8 +198,8 @@ void Store::queryMissing(const std::vector<StorePathWithOutputs> & targets,
PathSet invalid;
for (auto & j : drv->outputs)
if (wantOutput(j.first, path.outputs)
- && !isValidPath(j.second.path))
- invalid.insert(printStorePath(j.second.path));
+ && !isValidPath(j.second.path(*this, drv->name)))
+ invalid.insert(printStorePath(j.second.path(*this, drv->name)));
if (invalid.empty()) return;
if (settings.useSubstitutes && parsedDrv.substitutesAllowed()) {
diff --git a/src/nix-env/nix-env.cc b/src/nix-env/nix-env.cc
index c992b7d74..a42859fd0 100644
--- a/src/nix-env/nix-env.cc
+++ b/src/nix-env/nix-env.cc
@@ -381,7 +381,7 @@ static void queryInstSources(EvalState & state,
if (path.isDerivation()) {
elem.setDrvPath(state.store->printStorePath(path));
- elem.setOutPath(state.store->printStorePath(state.store->derivationFromPath(path).findOutput("out")));
+ elem.setOutPath(state.store->printStorePath(state.store->derivationFromPath(path).findOutput(*state.store, "out")));
if (name.size() >= drvExtension.size() &&
string(name, name.size() - drvExtension.size()) == drvExtension)
name = string(name, 0, name.size() - drvExtension.size());
diff --git a/src/nix-store/nix-store.cc b/src/nix-store/nix-store.cc
index 9a8cf0f2f..2a2f16ac1 100644
--- a/src/nix-store/nix-store.cc
+++ b/src/nix-store/nix-store.cc
@@ -77,7 +77,7 @@ static PathSet realisePath(StorePathWithOutputs path, bool build = true)
if (i == drv.outputs.end())
throw Error("derivation '%s' does not have an output named '%s'",
store2->printStorePath(path.path), j);
- auto outPath = store2->printStorePath(i->second.path);
+ auto outPath = store2->printStorePath(i->second.path(*store, drv.name));
if (store2) {
if (gcRoot == "")
printGCWarning();
@@ -219,7 +219,7 @@ static StorePathSet maybeUseOutputs(const StorePath & storePath, bool useOutput,
auto drv = store->derivationFromPath(storePath);
StorePathSet outputs;
for (auto & i : drv.outputs)
- outputs.insert(i.second.path);
+ outputs.insert(i.second.path(*store, drv.name));
return outputs;
}
else return {storePath};
@@ -313,7 +313,7 @@ static void opQuery(Strings opFlags, Strings opArgs)
if (forceRealise) realisePath({i2});
Derivation drv = store->derivationFromPath(i2);
for (auto & j : drv.outputs)
- cout << fmt("%1%\n", store->printStorePath(j.second.path));
+ cout << fmt("%1%\n", store->printStorePath(j.second.path(*store, drv.name)));
}
break;
}
diff --git a/src/nix/develop.cc b/src/nix/develop.cc
index eb93f56fc..929fae5c4 100644
--- a/src/nix/develop.cc
+++ b/src/nix/develop.cc
@@ -135,7 +135,9 @@ StorePath getDerivationEnvironment(ref<Store> store, const StorePath & drvPath)
drv.inputSrcs.insert(std::move(getEnvShPath));
Hash h = hashDerivationModulo(*store, drv, true);
auto shellOutPath = store->makeOutputPath("out", h, drvName);
- drv.outputs.insert_or_assign("out", DerivationOutput { .path = shellOutPath });
+ drv.outputs.insert_or_assign("out", DerivationOutput { .output = DerivationOutputIntensional {
+ .path = shellOutPath
+ } });
drv.env["out"] = store->printStorePath(shellOutPath);
auto shellDrvPath2 = writeDerivation(store, drv, drvName);
diff --git a/src/nix/repl.cc b/src/nix/repl.cc
index a3d85ed31..bd72a3b19 100644
--- a/src/nix/repl.cc
+++ b/src/nix/repl.cc
@@ -486,7 +486,7 @@ bool NixRepl::processLine(string line)
auto drv = readDerivation(*state->store, drvPath, std::string(state->store->parseStorePath(drvPath).name()));
std::cout << std::endl << "this derivation produced the following outputs:" << std::endl;
for (auto & i : drv.outputs)
- std::cout << fmt(" %s -> %s\n", i.first, state->store->printStorePath(i.second.path));
+ std::cout << fmt(" %s -> %s\n", i.first, state->store->printStorePath(i.second.path(*state->store, drv.name)));
}
} else if (command == ":i") {
runProgram(settings.nixBinDir + "/nix-env", Strings{"-i", drvPath});
diff --git a/src/nix/show-derivation.cc b/src/nix/show-derivation.cc
index 5d77cfdca..a868023d4 100644
--- a/src/nix/show-derivation.cc
+++ b/src/nix/show-derivation.cc
@@ -69,10 +69,10 @@ struct CmdShowDerivation : InstallablesCommand
auto outputsObj(drvObj.object("outputs"));
for (auto & output : drv.outputs) {
auto outputObj(outputsObj.object(output.first));
- outputObj.attr("path", store->printStorePath(output.second.path));
- if (output.second.hash) {
- outputObj.attr("hashAlgo", output.second.hash->printMethodAlgo());
- outputObj.attr("hash", output.second.hash->hash.to_string(Base16, false));
+ outputObj.attr("path", store->printStorePath(output.second.path(*store, drv.name)));
+ if (auto hash = std::get_if<DerivationOutputFixed>(&output.second.output)) {
+ outputObj.attr("hashAlgo", hash->hash.printMethodAlgo());
+ outputObj.attr("hash", hash->hash.hash.to_string(Base16, false));
}
}
}
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-22 05:30:07 +0000