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-rw-r--r--src/libexpr/primops.cc45
-rw-r--r--src/libfetchers/path.cc14
-rw-r--r--src/libstore/binary-cache-store.hh5
-rw-r--r--src/libstore/build/local-derivation-goal.cc6
-rw-r--r--src/libstore/daemon.cc11
-rw-r--r--src/libstore/derivations.cc111
-rw-r--r--src/libstore/derivations.hh40
-rw-r--r--src/libstore/gc-store.cc13
-rw-r--r--src/libstore/gc-store.hh4
-rw-r--r--src/libstore/local-fs-store.hh6
-rw-r--r--src/libstore/local-store.cc4
-rw-r--r--src/libstore/log-store.hh21
-rw-r--r--src/libstore/remote-store.hh6
-rw-r--r--src/libstore/ssh-store.cc4
-rw-r--r--src/libstore/store-api.hh8
-rw-r--r--src/libstore/store-cast.hh16
-rw-r--r--src/libutil/archive.cc19
-rw-r--r--src/libutil/archive.hh4
-rw-r--r--src/nix-collect-garbage/nix-collect-garbage.cc3
-rw-r--r--src/nix-env/nix-env.cc7
-rw-r--r--src/nix-store/nix-store.cc16
-rw-r--r--src/nix/develop.cc3
-rw-r--r--src/nix/log.cc14
-rw-r--r--src/nix/repl.cc12
-rw-r--r--src/nix/store-copy-log.cc9
-rw-r--r--src/nix/store-delete.cc3
-rw-r--r--src/nix/store-gc.cc3
27 files changed, 281 insertions, 126 deletions
diff --git a/src/libexpr/primops.cc b/src/libexpr/primops.cc
index 3124025aa..0980e75f4 100644
--- a/src/libexpr/primops.cc
+++ b/src/libexpr/primops.cc
@@ -1207,32 +1207,37 @@ static void prim_derivationStrict(EvalState & state, const Pos & pos, Value * *
// hash per output.
auto hashModulo = hashDerivationModulo(*state.store, Derivation(drv), true);
std::visit(overloaded {
- [&](Hash & h) {
- for (auto & i : outputs) {
- auto outPath = state.store->makeOutputPath(i, h, drvName);
- drv.env[i] = state.store->printStorePath(outPath);
- drv.outputs.insert_or_assign(i,
- DerivationOutput {
- .output = DerivationOutputInputAddressed {
- .path = std::move(outPath),
- },
- });
+ [&](const DrvHash & drvHash) {
+ auto & h = drvHash.hash;
+ switch (drvHash.kind) {
+ case DrvHash::Kind::Deferred:
+ for (auto & i : outputs) {
+ drv.outputs.insert_or_assign(i,
+ DerivationOutput {
+ .output = DerivationOutputDeferred{},
+ });
+ }
+ break;
+ case DrvHash::Kind::Regular:
+ for (auto & i : outputs) {
+ auto outPath = state.store->makeOutputPath(i, h, drvName);
+ drv.env[i] = state.store->printStorePath(outPath);
+ drv.outputs.insert_or_assign(i,
+ DerivationOutput {
+ .output = DerivationOutputInputAddressed {
+ .path = std::move(outPath),
+ },
+ });
+ }
+ break;
}
},
- [&](CaOutputHashes &) {
+ [&](const CaOutputHashes &) {
// Shouldn't happen as the toplevel derivation is not CA.
assert(false);
},
- [&](DeferredHash &) {
- for (auto & i : outputs) {
- drv.outputs.insert_or_assign(i,
- DerivationOutput {
- .output = DerivationOutputDeferred{},
- });
- }
- },
},
- hashModulo);
+ hashModulo.raw());
}
diff --git a/src/libfetchers/path.cc b/src/libfetchers/path.cc
index 59e228e97..f0ef97da5 100644
--- a/src/libfetchers/path.cc
+++ b/src/libfetchers/path.cc
@@ -1,5 +1,6 @@
#include "fetchers.hh"
#include "store-api.hh"
+#include "archive.hh"
namespace nix::fetchers {
@@ -80,8 +81,9 @@ struct PathInputScheme : InputScheme
// nothing to do
}
- std::pair<StorePath, Input> fetch(ref<Store> store, const Input & input) override
+ std::pair<StorePath, Input> fetch(ref<Store> store, const Input & _input) override
{
+ Input input(_input);
std::string absPath;
auto path = getStrAttr(input.attrs, "path");
@@ -111,9 +113,15 @@ struct PathInputScheme : InputScheme
if (storePath)
store->addTempRoot(*storePath);
- if (!storePath || storePath->name() != "source" || !store->isValidPath(*storePath))
+ time_t mtime = 0;
+ if (!storePath || storePath->name() != "source" || !store->isValidPath(*storePath)) {
// FIXME: try to substitute storePath.
- storePath = store->addToStore("source", absPath);
+ auto src = sinkToSource([&](Sink & sink) {
+ mtime = dumpPathAndGetMtime(absPath, sink, defaultPathFilter);
+ });
+ storePath = store->addToStoreFromDump(*src, "source");
+ }
+ input.attrs.insert_or_assign("lastModified", uint64_t(mtime));
return {std::move(*storePath), input};
}
diff --git a/src/libstore/binary-cache-store.hh b/src/libstore/binary-cache-store.hh
index 9603a8caa..ca538b3cb 100644
--- a/src/libstore/binary-cache-store.hh
+++ b/src/libstore/binary-cache-store.hh
@@ -2,6 +2,7 @@
#include "crypto.hh"
#include "store-api.hh"
+#include "log-store.hh"
#include "pool.hh"
@@ -28,7 +29,9 @@ struct BinaryCacheStoreConfig : virtual StoreConfig
"other than -1 which we reserve to indicate Nix defaults should be used"};
};
-class BinaryCacheStore : public virtual BinaryCacheStoreConfig, public virtual Store
+class BinaryCacheStore : public virtual BinaryCacheStoreConfig,
+ public virtual Store,
+ public virtual LogStore
{
private:
diff --git a/src/libstore/build/local-derivation-goal.cc b/src/libstore/build/local-derivation-goal.cc
index a372728f5..4e763e570 100644
--- a/src/libstore/build/local-derivation-goal.cc
+++ b/src/libstore/build/local-derivation-goal.cc
@@ -1340,6 +1340,12 @@ struct RestrictedStore : public virtual RestrictedStoreConfig, public virtual Lo
next->queryMissing(allowed, willBuild, willSubstitute,
unknown, downloadSize, narSize);
}
+
+ virtual std::optional<std::string> getBuildLog(const StorePath & path) override
+ { return std::nullopt; }
+
+ virtual void addBuildLog(const StorePath & path, std::string_view log) override
+ { unsupported("addBuildLog"); }
};
diff --git a/src/libstore/daemon.cc b/src/libstore/daemon.cc
index e6760664c..9f21ecf36 100644
--- a/src/libstore/daemon.cc
+++ b/src/libstore/daemon.cc
@@ -3,7 +3,9 @@
#include "worker-protocol.hh"
#include "build-result.hh"
#include "store-api.hh"
+#include "store-cast.hh"
#include "gc-store.hh"
+#include "log-store.hh"
#include "path-with-outputs.hh"
#include "finally.hh"
#include "archive.hh"
@@ -645,7 +647,7 @@ static void performOp(TunnelLogger * logger, ref<Store> store,
Path path = absPath(readString(from));
logger->startWork();
- auto & gcStore = requireGcStore(*store);
+ auto & gcStore = require<GcStore>(*store);
gcStore.addIndirectRoot(path);
logger->stopWork();
@@ -663,7 +665,7 @@ static void performOp(TunnelLogger * logger, ref<Store> store,
case wopFindRoots: {
logger->startWork();
- auto & gcStore = requireGcStore(*store);
+ auto & gcStore = require<GcStore>(*store);
Roots roots = gcStore.findRoots(!trusted);
logger->stopWork();
@@ -695,7 +697,7 @@ static void performOp(TunnelLogger * logger, ref<Store> store,
logger->startWork();
if (options.ignoreLiveness)
throw Error("you are not allowed to ignore liveness");
- auto & gcStore = requireGcStore(*store);
+ auto & gcStore = require<GcStore>(*store);
gcStore.collectGarbage(options, results);
logger->stopWork();
@@ -953,11 +955,12 @@ static void performOp(TunnelLogger * logger, ref<Store> store,
logger->startWork();
if (!trusted)
throw Error("you are not privileged to add logs");
+ auto & logStore = require<LogStore>(*store);
{
FramedSource source(from);
StringSink sink;
source.drainInto(sink);
- store->addBuildLog(path, sink.s);
+ logStore.addBuildLog(path, sink.s);
}
logger->stopWork();
to << 1;
diff --git a/src/libstore/derivations.cc b/src/libstore/derivations.cc
index a49be0057..1fe45bd87 100644
--- a/src/libstore/derivations.cc
+++ b/src/libstore/derivations.cc
@@ -510,7 +510,7 @@ static const DrvHashModulo pathDerivationModulo(Store & store, const StorePath &
*/
DrvHashModulo hashDerivationModulo(Store & store, const Derivation & drv, bool maskOutputs)
{
- bool isDeferred = false;
+ auto kind = DrvHash::Kind::Regular;
/* Return a fixed hash for fixed-output derivations. */
switch (drv.type()) {
case DerivationType::CAFixed: {
@@ -526,7 +526,7 @@ DrvHashModulo hashDerivationModulo(Store & store, const Derivation & drv, bool m
return outputHashes;
}
case DerivationType::CAFloating:
- isDeferred = true;
+ kind = DrvHash::Kind::Deferred;
break;
case DerivationType::InputAddressed:
break;
@@ -537,21 +537,20 @@ DrvHashModulo hashDerivationModulo(Store & store, const Derivation & drv, bool m
/* For other derivations, replace the inputs paths with recursive
calls to this function. */
std::map<std::string, StringSet> inputs2;
- for (auto & i : drv.inputDrvs) {
- const auto & res = pathDerivationModulo(store, i.first);
+ for (auto & [drvPath, inputOutputs0] : drv.inputDrvs) {
+ // Avoid lambda capture restriction with standard / Clang
+ auto & inputOutputs = inputOutputs0;
+ const auto & res = pathDerivationModulo(store, drvPath);
std::visit(overloaded {
// Regular non-CA derivation, replace derivation
- [&](const Hash & drvHash) {
- inputs2.insert_or_assign(drvHash.to_string(Base16, false), i.second);
- },
- [&](const DeferredHash & deferredHash) {
- isDeferred = true;
- inputs2.insert_or_assign(deferredHash.hash.to_string(Base16, false), i.second);
+ [&](const DrvHash & drvHash) {
+ kind |= drvHash.kind;
+ inputs2.insert_or_assign(drvHash.hash.to_string(Base16, false), inputOutputs);
},
// CA derivation's output hashes
[&](const CaOutputHashes & outputHashes) {
std::set<std::string> justOut = { "out" };
- for (auto & output : i.second) {
+ for (auto & output : inputOutputs) {
/* Put each one in with a single "out" output.. */
const auto h = outputHashes.at(output);
inputs2.insert_or_assign(
@@ -559,15 +558,24 @@ DrvHashModulo hashDerivationModulo(Store & store, const Derivation & drv, bool m
justOut);
}
},
- }, res);
+ }, res.raw());
}
auto hash = hashString(htSHA256, drv.unparse(store, maskOutputs, &inputs2));
- if (isDeferred)
- return DeferredHash { hash };
- else
- return hash;
+ return DrvHash { .hash = hash, .kind = kind };
+}
+
+
+void operator |= (DrvHash::Kind & self, const DrvHash::Kind & other) noexcept
+{
+ switch (other) {
+ case DrvHash::Kind::Regular:
+ break;
+ case DrvHash::Kind::Deferred:
+ self = other;
+ break;
+ }
}
@@ -575,20 +583,15 @@ std::map<std::string, Hash> staticOutputHashes(Store & store, const Derivation &
{
std::map<std::string, Hash> res;
std::visit(overloaded {
- [&](const Hash & drvHash) {
- for (auto & outputName : drv.outputNames()) {
- res.insert({outputName, drvHash});
- }
- },
- [&](const DeferredHash & deferredHash) {
+ [&](const DrvHash & drvHash) {
for (auto & outputName : drv.outputNames()) {
- res.insert({outputName, deferredHash.hash});
+ res.insert({outputName, drvHash.hash});
}
},
[&](const CaOutputHashes & outputHashes) {
res = outputHashes;
},
- }, hashDerivationModulo(store, drv, true));
+ }, hashDerivationModulo(store, drv, true).raw());
return res;
}
@@ -738,7 +741,7 @@ static void rewriteDerivation(Store & store, BasicDerivation & drv, const String
auto hashModulo = hashDerivationModulo(store, Derivation(drv), true);
for (auto & [outputName, output] : drv.outputs) {
if (std::holds_alternative<DerivationOutputDeferred>(output.output)) {
- Hash h = std::get<Hash>(hashModulo);
+ auto & h = hashModulo.requireNoFixedNonDeferred();
auto outPath = store.makeOutputPath(outputName, h, drv.name);
drv.env[outputName] = store.printStorePath(outPath);
output = DerivationOutput {
@@ -751,31 +754,51 @@ static void rewriteDerivation(Store & store, BasicDerivation & drv, const String
}
+const Hash & DrvHashModulo::requireNoFixedNonDeferred() const {
+ auto * drvHashOpt = std::get_if<DrvHash>(&raw());
+ assert(drvHashOpt);
+ assert(drvHashOpt->kind == DrvHash::Kind::Regular);
+ return drvHashOpt->hash;
+}
+
+static bool tryResolveInput(
+ Store & store, StorePathSet & inputSrcs, StringMap & inputRewrites,
+ const StorePath & inputDrv, const StringSet & inputOutputs)
+{
+ auto inputDrvOutputs = store.queryPartialDerivationOutputMap(inputDrv);
+
+ auto getOutput = [&](const std::string & outputName) {
+ auto & actualPathOpt = inputDrvOutputs.at(outputName);
+ if (!actualPathOpt)
+ warn("output %s of input %s missing, aborting the resolving",
+ outputName,
+ store.printStorePath(inputDrv)
+ );
+ return actualPathOpt;
+ };
+
+ for (auto & outputName : inputOutputs) {
+ auto actualPathOpt = getOutput(outputName);
+ if (!actualPathOpt) return false;
+ auto actualPath = *actualPathOpt;
+ inputRewrites.emplace(
+ downstreamPlaceholder(store, inputDrv, outputName),
+ store.printStorePath(actualPath));
+ inputSrcs.insert(std::move(actualPath));
+ }
+
+ return true;
+}
+
std::optional<BasicDerivation> Derivation::tryResolve(Store & store) {
BasicDerivation resolved { *this };
// Input paths that we'll want to rewrite in the derivation
StringMap inputRewrites;
- for (auto & input : inputDrvs) {
- auto inputDrvOutputs = store.queryPartialDerivationOutputMap(input.first);
- StringSet newOutputNames;
- for (auto & outputName : input.second) {
- auto actualPathOpt = inputDrvOutputs.at(outputName);
- if (!actualPathOpt) {
- warn("output %s of input %s missing, aborting the resolving",
- outputName,
- store.printStorePath(input.first)
- );
- return std::nullopt;
- }
- auto actualPath = *actualPathOpt;
- inputRewrites.emplace(
- downstreamPlaceholder(store, input.first, outputName),
- store.printStorePath(actualPath));
- resolved.inputSrcs.insert(std::move(actualPath));
- }
- }
+ for (auto & [inputDrv, inputOutputs] : inputDrvs)
+ if (!tryResolveInput(store, resolved.inputSrcs, inputRewrites, inputDrv, inputOutputs))
+ return std::nullopt;
rewriteDerivation(store, resolved, inputRewrites);
diff --git a/src/libstore/derivations.hh b/src/libstore/derivations.hh
index 132de82b6..2fb18d7f7 100644
--- a/src/libstore/derivations.hh
+++ b/src/libstore/derivations.hh
@@ -175,13 +175,43 @@ std::string outputPathName(std::string_view drvName, std::string_view outputName
// whose output hashes are always known since they are fixed up-front.
typedef std::map<std::string, Hash> CaOutputHashes;
-struct DeferredHash { Hash hash; };
+struct DrvHash {
+ Hash hash;
+
+ enum struct Kind {
+ // Statically determined derivations.
+ // This hash will be directly used to compute the output paths
+ Regular,
+ // Floating-output derivations (and their dependencies).
+ Deferred,
+ };
+
+ Kind kind;
+};
+
+void operator |= (DrvHash::Kind & self, const DrvHash::Kind & other) noexcept;
typedef std::variant<
- Hash, // regular DRV normalized hash
- CaOutputHashes, // Fixed-output derivation hashes
- DeferredHash // Deferred hashes for floating outputs drvs and their dependencies
-> DrvHashModulo;
+ // Regular normalized derivation hash, and whether it was deferred (because
+ // an ancestor derivation is a floating content addressed derivation).
+ DrvHash,
+ // Fixed-output derivation hashes
+ CaOutputHashes
+> DrvHashModuloRaw;
+
+struct DrvHashModulo : DrvHashModuloRaw {
+ using Raw = DrvHashModuloRaw;
+ using Raw::Raw;
+
+ /* Get hash, throwing if it is per-output CA hashes or a
+ deferred Drv hash.
+ */
+ const Hash & requireNoFixedNonDeferred() const;
+
+ inline const Raw & raw() const {
+ return static_cast<const Raw &>(*this);
+ }
+};
/* Returns hashes with the details of fixed-output subderivations
expunged.
diff --git a/src/libstore/gc-store.cc b/src/libstore/gc-store.cc
deleted file mode 100644
index 3dbdec53b..000000000
--- a/src/libstore/gc-store.cc
+++ /dev/null
@@ -1,13 +0,0 @@
-#include "gc-store.hh"
-
-namespace nix {
-
-GcStore & requireGcStore(Store & store)
-{
- auto * gcStore = dynamic_cast<GcStore *>(&store);
- if (!gcStore)
- throw UsageError("Garbage collection not supported by this store");
- return *gcStore;
-}
-
-}
diff --git a/src/libstore/gc-store.hh b/src/libstore/gc-store.hh
index 829f70dc4..b3cbbad74 100644
--- a/src/libstore/gc-store.hh
+++ b/src/libstore/gc-store.hh
@@ -61,6 +61,8 @@ struct GCResults
struct GcStore : public virtual Store
{
+ inline static std::string operationName = "Garbage collection";
+
/* Add an indirect root, which is merely a symlink to `path' from
/nix/var/nix/gcroots/auto/<hash of `path'>. `path' is supposed
to be a symlink to a store path. The garbage collector will
@@ -79,6 +81,4 @@ struct GcStore : public virtual Store
virtual void collectGarbage(const GCOptions & options, GCResults & results) = 0;
};
-GcStore & requireGcStore(Store & store);
-
}
diff --git a/src/libstore/local-fs-store.hh b/src/libstore/local-fs-store.hh
index fbd49dc2c..e6fb3201a 100644
--- a/src/libstore/local-fs-store.hh
+++ b/src/libstore/local-fs-store.hh
@@ -2,6 +2,7 @@
#include "store-api.hh"
#include "gc-store.hh"
+#include "log-store.hh"
namespace nix {
@@ -24,7 +25,10 @@ struct LocalFSStoreConfig : virtual StoreConfig
"physical path to the Nix store"};
};
-class LocalFSStore : public virtual LocalFSStoreConfig, public virtual Store, virtual GcStore
+class LocalFSStore : public virtual LocalFSStoreConfig,
+ public virtual Store,
+ public virtual GcStore,
+ public virtual LogStore
{
public:
diff --git a/src/libstore/local-store.cc b/src/libstore/local-store.cc
index 1ee71b1c0..9230be15a 100644
--- a/src/libstore/local-store.cc
+++ b/src/libstore/local-store.cc
@@ -701,8 +701,8 @@ void LocalStore::checkDerivationOutputs(const StorePath & drvPath, const Derivat
[&](const DerivationOutputInputAddressed & doia) {
if (!h) {
// somewhat expensive so we do lazily
- auto temp = hashDerivationModulo(*this, drv, true);
- h = std::get<Hash>(temp);
+ auto h0 = hashDerivationModulo(*this, drv, true);
+ h = h0.requireNoFixedNonDeferred();
}
StorePath recomputed = makeOutputPath(i.first, *h, drvName);
if (doia.path != recomputed)
diff --git a/src/libstore/log-store.hh b/src/libstore/log-store.hh
new file mode 100644
index 000000000..ff1b92e17
--- /dev/null
+++ b/src/libstore/log-store.hh
@@ -0,0 +1,21 @@
+#pragma once
+
+#include "store-api.hh"
+
+
+namespace nix {
+
+struct LogStore : public virtual Store
+{
+ inline static std::string operationName = "Build log storage and retrieval";
+
+ /* Return the build log of the specified store path, if available,
+ or null otherwise. */
+ virtual std::optional<std::string> getBuildLog(const StorePath & path) = 0;
+
+ virtual void addBuildLog(const StorePath & path, std::string_view log) = 0;
+
+ static LogStore & require(Store & store);
+};
+
+}
diff --git a/src/libstore/remote-store.hh b/src/libstore/remote-store.hh
index 9f6f50593..8493be6fc 100644
--- a/src/libstore/remote-store.hh
+++ b/src/libstore/remote-store.hh
@@ -5,6 +5,7 @@
#include "store-api.hh"
#include "gc-store.hh"
+#include "log-store.hh"
namespace nix {
@@ -30,7 +31,10 @@ struct RemoteStoreConfig : virtual StoreConfig
/* FIXME: RemoteStore is a misnomer - should be something like
DaemonStore. */
-class RemoteStore : public virtual RemoteStoreConfig, public virtual Store, public virtual GcStore
+class RemoteStore : public virtual RemoteStoreConfig,
+ public virtual Store,
+ public virtual GcStore,
+ public virtual LogStore
{
public:
diff --git a/src/libstore/ssh-store.cc b/src/libstore/ssh-store.cc
index bb03daef4..62daa838c 100644
--- a/src/libstore/ssh-store.cc
+++ b/src/libstore/ssh-store.cc
@@ -52,6 +52,10 @@ public:
bool sameMachine() override
{ return false; }
+ // FIXME extend daemon protocol, move implementation to RemoteStore
+ std::optional<std::string> getBuildLog(const StorePath & path) override
+ { unsupported("getBuildLog"); }
+
private:
struct Connection : RemoteStore::Connection
diff --git a/src/libstore/store-api.hh b/src/libstore/store-api.hh
index e99a3f2cb..635a82a2a 100644
--- a/src/libstore/store-api.hh
+++ b/src/libstore/store-api.hh
@@ -605,14 +605,6 @@ public:
*/
StorePathSet exportReferences(const StorePathSet & storePaths, const StorePathSet & inputPaths);
- /* Return the build log of the specified store path, if available,
- or null otherwise. */
- virtual std::optional<std::string> getBuildLog(const StorePath & path)
- { return std::nullopt; }
-
- virtual void addBuildLog(const StorePath & path, std::string_view log)
- { unsupported("addBuildLog"); }
-
/* Hack to allow long-running processes like hydra-queue-runner to
occasionally flush their path info cache. */
void clearPathInfoCache()
diff --git a/src/libstore/store-cast.hh b/src/libstore/store-cast.hh
new file mode 100644
index 000000000..ff62fc359
--- /dev/null
+++ b/src/libstore/store-cast.hh
@@ -0,0 +1,16 @@
+#pragma once
+
+#include "store-api.hh"
+
+namespace nix {
+
+template<typename T>
+T & require(Store & store)
+{
+ auto * castedStore = dynamic_cast<T *>(&store);
+ if (!castedStore)
+ throw UsageError("%s not supported by store '%s'", T::operationName, store.getUri());
+ return *castedStore;
+}
+
+}
diff --git a/src/libutil/archive.cc b/src/libutil/archive.cc
index eda004756..30b471af5 100644
--- a/src/libutil/archive.cc
+++ b/src/libutil/archive.cc
@@ -64,11 +64,12 @@ static void dumpContents(const Path & path, off_t size,
}
-static void dump(const Path & path, Sink & sink, PathFilter & filter)
+static time_t dump(const Path & path, Sink & sink, PathFilter & filter)
{
checkInterrupt();
auto st = lstat(path);
+ time_t result = st.st_mtime;
sink << "(";
@@ -103,7 +104,10 @@ static void dump(const Path & path, Sink & sink, PathFilter & filter)
for (auto & i : unhacked)
if (filter(path + "/" + i.first)) {
sink << "entry" << "(" << "name" << i.first << "node";
- dump(path + "/" + i.second, sink, filter);
+ auto tmp_mtime = dump(path + "/" + i.second, sink, filter);
+ if (tmp_mtime > result) {
+ result = tmp_mtime;
+ }
sink << ")";
}
}
@@ -114,13 +118,20 @@ static void dump(const Path & path, Sink & sink, PathFilter & filter)
else throw Error("file '%1%' has an unsupported type", path);
sink << ")";
+
+ return result;
}
-void dumpPath(const Path & path, Sink & sink, PathFilter & filter)
+time_t dumpPathAndGetMtime(const Path & path, Sink & sink, PathFilter & filter)
{
sink << narVersionMagic1;
- dump(path, sink, filter);
+ return dump(path, sink, filter);
+}
+
+void dumpPath(const Path & path, Sink & sink, PathFilter & filter)
+{
+ dumpPathAndGetMtime(path, sink, filter);
}
diff --git a/src/libutil/archive.hh b/src/libutil/archive.hh
index fca351605..79ce08df0 100644
--- a/src/libutil/archive.hh
+++ b/src/libutil/archive.hh
@@ -48,6 +48,10 @@ namespace nix {
void dumpPath(const Path & path, Sink & sink,
PathFilter & filter = defaultPathFilter);
+/* Same as `void dumpPath()`, but returns the last modified date of the path */
+time_t dumpPathAndGetMtime(const Path & path, Sink & sink,
+ PathFilter & filter = defaultPathFilter);
+
void dumpString(std::string_view s, Sink & sink);
/* FIXME: fix this API, it sucks. */
diff --git a/src/nix-collect-garbage/nix-collect-garbage.cc b/src/nix-collect-garbage/nix-collect-garbage.cc
index 4b28ea6a4..af6f1c88c 100644
--- a/src/nix-collect-garbage/nix-collect-garbage.cc
+++ b/src/nix-collect-garbage/nix-collect-garbage.cc
@@ -1,4 +1,5 @@
#include "store-api.hh"
+#include "store-cast.hh"
#include "gc-store.hh"
#include "profiles.hh"
#include "shared.hh"
@@ -81,7 +82,7 @@ static int main_nix_collect_garbage(int argc, char * * argv)
// Run the actual garbage collector.
if (!dryRun) {
auto store = openStore();
- auto & gcStore = requireGcStore(*store);
+ auto & gcStore = require<GcStore>(*store);
options.action = GCOptions::gcDeleteDead;
GCResults results;
PrintFreed freed(true, results);
diff --git a/src/nix-env/nix-env.cc b/src/nix-env/nix-env.cc
index 40c3c5d65..eb5fbc08f 100644
--- a/src/nix-env/nix-env.cc
+++ b/src/nix-env/nix-env.cc
@@ -128,7 +128,12 @@ static void getAllExprs(EvalState & state,
if (hasSuffix(attrName, ".nix"))
attrName = std::string(attrName, 0, attrName.size() - 4);
if (!seen.insert(attrName).second) {
- printError("warning: name collision in input Nix expressions, skipping '%1%'", path2);
+ std::string suggestionMessage = "";
+ if (path2.find("channels") != std::string::npos && path.find("channels") != std::string::npos) {
+ suggestionMessage = fmt("\nsuggestion: remove '%s' from either the root channels or the user channels", attrName);
+ }
+ printError("warning: name collision in input Nix expressions, skipping '%1%'"
+ "%2%", path2, suggestionMessage);
continue;
}
/* Load the expression on demand. */
diff --git a/src/nix-store/nix-store.cc b/src/nix-store/nix-store.cc
index 8ebaf9387..153b84137 100644
--- a/src/nix-store/nix-store.cc
+++ b/src/nix-store/nix-store.cc
@@ -3,7 +3,9 @@
#include "dotgraph.hh"
#include "globals.hh"
#include "build-result.hh"
+#include "store-cast.hh"
#include "gc-store.hh"
+#include "log-store.hh"
#include "local-store.hh"
#include "monitor-fd.hh"
#include "serve-protocol.hh"
@@ -429,7 +431,7 @@ static void opQuery(Strings opFlags, Strings opArgs)
store->computeFSClosure(
args, referrers, true, settings.gcKeepOutputs, settings.gcKeepDerivations);
- auto & gcStore = requireGcStore(*store);
+ auto & gcStore = require<GcStore>(*store);
Roots roots = gcStore.findRoots(false);
for (auto & [target, links] : roots)
if (referrers.find(target) != referrers.end())
@@ -474,13 +476,15 @@ static void opReadLog(Strings opFlags, Strings opArgs)
{
if (!opFlags.empty()) throw UsageError("unknown flag");
+ auto & logStore = require<LogStore>(*store);
+
RunPager pager;
for (auto & i : opArgs) {
- auto path = store->followLinksToStorePath(i);
- auto log = store->getBuildLog(path);
+ auto path = logStore.followLinksToStorePath(i);
+ auto log = logStore.getBuildLog(path);
if (!log)
- throw Error("build log of derivation '%s' is not available", store->printStorePath(path));
+ throw Error("build log of derivation '%s' is not available", logStore.printStorePath(path));
std::cout << *log;
}
}
@@ -590,7 +594,7 @@ static void opGC(Strings opFlags, Strings opArgs)
if (!opArgs.empty()) throw UsageError("no arguments expected");
- auto & gcStore = requireGcStore(*store);
+ auto & gcStore = require<GcStore>(*store);
if (printRoots) {
Roots roots = gcStore.findRoots(false);
@@ -629,7 +633,7 @@ static void opDelete(Strings opFlags, Strings opArgs)
for (auto & i : opArgs)
options.pathsToDelete.insert(store->followLinksToStorePath(i));
- auto & gcStore = requireGcStore(*store);
+ auto & gcStore = require<GcStore>(*store);
GCResults results;
PrintFreed freed(true, results);
diff --git a/src/nix/develop.cc b/src/nix/develop.cc
index 8af5da9d0..dafcafd79 100644
--- a/src/nix/develop.cc
+++ b/src/nix/develop.cc
@@ -206,7 +206,8 @@ static StorePath getDerivationEnvironment(ref<Store> store, ref<Store> evalStore
output.second = { .output = DerivationOutputInputAddressed { .path = StorePath::dummy } };
drv.env[output.first] = "";
}
- Hash h = std::get<0>(hashDerivationModulo(*evalStore, drv, true));
+ auto h0 = hashDerivationModulo(*evalStore, drv, true);
+ const Hash & h = h0.requireNoFixedNonDeferred();
for (auto & output : drv.outputs) {
auto outPath = store->makeOutputPath(output.first, h, drv.name);
diff --git a/src/nix/log.cc b/src/nix/log.cc
index fd3c1d787..72d02ef11 100644
--- a/src/nix/log.cc
+++ b/src/nix/log.cc
@@ -2,6 +2,7 @@
#include "common-args.hh"
#include "shared.hh"
#include "store-api.hh"
+#include "log-store.hh"
#include "progress-bar.hh"
using namespace nix;
@@ -34,17 +35,24 @@ struct CmdLog : InstallableCommand
RunPager pager;
for (auto & sub : subs) {
+ auto * logSubP = dynamic_cast<LogStore *>(&*sub);
+ if (!logSubP) {
+ printInfo("Skipped '%s' which does not support retrieving build logs", sub->getUri());
+ continue;
+ }
+ auto & logSub = *logSubP;
+
auto log = std::visit(overloaded {
[&](const DerivedPath::Opaque & bo) {
- return sub->getBuildLog(bo.path);
+ return logSub.getBuildLog(bo.path);
},
[&](const DerivedPath::Built & bfd) {
- return sub->getBuildLog(bfd.drvPath);
+ return logSub.getBuildLog(bfd.drvPath);
},
}, b.raw());
if (!log) continue;
stopProgressBar();
- printInfo("got build log for '%s' from '%s'", installable->what(), sub->getUri());
+ printInfo("got build log for '%s' from '%s'", installable->what(), logSub.getUri());
std::cout << *log;
return;
}
diff --git a/src/nix/repl.cc b/src/nix/repl.cc
index 3a51a13e6..916353d8c 100644
--- a/src/nix/repl.cc
+++ b/src/nix/repl.cc
@@ -25,6 +25,7 @@ extern "C" {
#include "eval-inline.hh"
#include "attr-path.hh"
#include "store-api.hh"
+#include "log-store.hh"
#include "common-eval-args.hh"
#include "get-drvs.hh"
#include "derivations.hh"
@@ -526,9 +527,16 @@ bool NixRepl::processLine(std::string line)
bool foundLog = false;
RunPager pager;
for (auto & sub : subs) {
- auto log = sub->getBuildLog(drvPath);
+ auto * logSubP = dynamic_cast<LogStore *>(&*sub);
+ if (!logSubP) {
+ printInfo("Skipped '%s' which does not support retrieving build logs", sub->getUri());
+ continue;
+ }
+ auto & logSub = *logSubP;
+
+ auto log = logSub.getBuildLog(drvPath);
if (log) {
- printInfo("got build log for '%s' from '%s'", drvPathRaw, sub->getUri());
+ printInfo("got build log for '%s' from '%s'", drvPathRaw, logSub.getUri());
logger->writeToStdout(*log);
foundLog = true;
break;
diff --git a/src/nix/store-copy-log.cc b/src/nix/store-copy-log.cc
index 079cd6b3e..2e288f743 100644
--- a/src/nix/store-copy-log.cc
+++ b/src/nix/store-copy-log.cc
@@ -1,6 +1,8 @@
#include "command.hh"
#include "shared.hh"
#include "store-api.hh"
+#include "store-cast.hh"
+#include "log-store.hh"
#include "sync.hh"
#include "thread-pool.hh"
@@ -26,7 +28,10 @@ struct CmdCopyLog : virtual CopyCommand, virtual InstallablesCommand
void run(ref<Store> srcStore) override
{
+ auto & srcLogStore = require<LogStore>(*srcStore);
+
auto dstStore = getDstStore();
+ auto & dstLogStore = require<LogStore>(*dstStore);
StorePathSet drvPaths;
@@ -35,8 +40,8 @@ struct CmdCopyLog : virtual CopyCommand, virtual InstallablesCommand
drvPaths.insert(drvPath);
for (auto & drvPath : drvPaths) {
- if (auto log = srcStore->getBuildLog(drvPath))
- dstStore->addBuildLog(drvPath, *log);
+ if (auto log = srcLogStore.getBuildLog(drvPath))
+ dstLogStore.addBuildLog(drvPath, *log);
else
throw Error("build log for '%s' is not available", srcStore->printStorePath(drvPath));
}
diff --git a/src/nix/store-delete.cc b/src/nix/store-delete.cc
index aa7a8b12f..ca43f1530 100644
--- a/src/nix/store-delete.cc
+++ b/src/nix/store-delete.cc
@@ -2,6 +2,7 @@
#include "common-args.hh"
#include "shared.hh"
#include "store-api.hh"
+#include "store-cast.hh"
#include "gc-store.hh"
using namespace nix;
@@ -33,7 +34,7 @@ struct CmdStoreDelete : StorePathsCommand
void run(ref<Store> store, std::vector<StorePath> && storePaths) override
{
- auto & gcStore = requireGcStore(*store);
+ auto & gcStore = require<GcStore>(*store);
for (auto & path : storePaths)
options.pathsToDelete.insert(path);
diff --git a/src/nix/store-gc.cc b/src/nix/store-gc.cc
index 21718dc0c..8b9b5d164 100644
--- a/src/nix/store-gc.cc
+++ b/src/nix/store-gc.cc
@@ -2,6 +2,7 @@
#include "common-args.hh"
#include "shared.hh"
#include "store-api.hh"
+#include "store-cast.hh"
#include "gc-store.hh"
using namespace nix;
@@ -34,7 +35,7 @@ struct CmdStoreGC : StoreCommand, MixDryRun
void run(ref<Store> store) override
{
- auto & gcStore = requireGcStore(*store);
+ auto & gcStore = require<GcStore>(*store);
options.action = dryRun ? GCOptions::gcReturnDead : GCOptions::gcDeleteDead;
GCResults results;