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https://github.com/privatevoid-net/nix-super.git
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Merge pull request #3689 from matthewbauer/substitute-other-storedir
Substitutions from different store dirs
This commit is contained in:
Eelco Dolstra
GitHub
commit
0744f7f83b
17 changed files with 225 additions and 123 deletions
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@ -370,34 +370,6 @@ false</literal>.</para>
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</varlistentry>
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<varlistentry xml:id="conf-hashed-mirrors"><term><literal>hashed-mirrors</literal></term>
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<listitem><para>A list of web servers used by
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<function>builtins.fetchurl</function> to obtain files by
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hash. The default is
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<literal>http://tarballs.nixos.org/</literal>. Given a hash type
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<replaceable>ht</replaceable> and a base-16 hash
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<replaceable>h</replaceable>, Nix will try to download the file
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from
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<literal>hashed-mirror/<replaceable>ht</replaceable>/<replaceable>h</replaceable></literal>.
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This allows files to be downloaded even if they have disappeared
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from their original URI. For example, given the default mirror
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<literal>http://tarballs.nixos.org/</literal>, when building the derivation
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<programlisting>
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builtins.fetchurl {
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url = "https://example.org/foo-1.2.3.tar.xz";
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sha256 = "2c26b46b68ffc68ff99b453c1d30413413422d706483bfa0f98a5e886266e7ae";
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}
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</programlisting>
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Nix will attempt to download this file from
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<literal>http://tarballs.nixos.org/sha256/2c26b46b68ffc68ff99b453c1d30413413422d706483bfa0f98a5e886266e7ae</literal>
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first. If it is not available there, if will try the original URI.</para></listitem>
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</varlistentry>
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<varlistentry xml:id="conf-http-connections"><term><literal>http-connections</literal></term>
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<listitem><para>The maximum number of parallel TCP connections
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@ -297,7 +297,7 @@ public:
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GoalPtr makeDerivationGoal(const StorePath & drvPath, const StringSet & wantedOutputs, BuildMode buildMode = bmNormal);
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std::shared_ptr<DerivationGoal> makeBasicDerivationGoal(const StorePath & drvPath,
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const BasicDerivation & drv, BuildMode buildMode = bmNormal);
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GoalPtr makeSubstitutionGoal(const StorePath & storePath, RepairFlag repair = NoRepair);
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GoalPtr makeSubstitutionGoal(const StorePath & storePath, RepairFlag repair = NoRepair, std::optional<ContentAddress> ca = std::nullopt);
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/* Remove a dead goal. */
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void removeGoal(GoalPtr goal);
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@ -1206,7 +1206,7 @@ void DerivationGoal::haveDerivation()
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them. */
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if (settings.useSubstitutes && parsedDrv->substitutesAllowed())
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for (auto & i : invalidOutputs)
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addWaitee(worker.makeSubstitutionGoal(i, buildMode == bmRepair ? Repair : NoRepair));
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addWaitee(worker.makeSubstitutionGoal(i, buildMode == bmRepair ? Repair : NoRepair, getDerivationCA(*drv)));
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if (waitees.empty()) /* to prevent hang (no wake-up event) */
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outputsSubstituted();
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@ -4276,6 +4276,10 @@ private:
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/* The store path that should be realised through a substitute. */
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StorePath storePath;
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/* The path the substituter refers to the path as. This will be
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* different when the stores have different names. */
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std::optional<StorePath> subPath;
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/* The remaining substituters. */
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std::list<ref<Store>> subs;
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@ -4309,8 +4313,11 @@ private:
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typedef void (SubstitutionGoal::*GoalState)();
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GoalState state;
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/* Content address for recomputing store path */
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std::optional<ContentAddress> ca;
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public:
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SubstitutionGoal(const StorePath & storePath, Worker & worker, RepairFlag repair = NoRepair);
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SubstitutionGoal(const StorePath & storePath, Worker & worker, RepairFlag repair = NoRepair, std::optional<ContentAddress> ca = std::nullopt);
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~SubstitutionGoal();
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void timedOut(Error && ex) override { abort(); };
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@ -4340,10 +4347,11 @@ public:
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};
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SubstitutionGoal::SubstitutionGoal(const StorePath & storePath, Worker & worker, RepairFlag repair)
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SubstitutionGoal::SubstitutionGoal(const StorePath & storePath, Worker & worker, RepairFlag repair, std::optional<ContentAddress> ca)
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: Goal(worker)
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, storePath(storePath)
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, repair(repair)
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, ca(ca)
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{
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state = &SubstitutionGoal::init;
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name = fmt("substitution of '%s'", worker.store.printStorePath(this->storePath));
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@ -4418,14 +4426,18 @@ void SubstitutionGoal::tryNext()
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sub = subs.front();
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subs.pop_front();
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if (sub->storeDir != worker.store.storeDir) {
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if (ca) {
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subPath = sub->makeFixedOutputPathFromCA(storePath.name(), *ca);
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if (sub->storeDir == worker.store.storeDir)
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assert(subPath == storePath);
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} else if (sub->storeDir != worker.store.storeDir) {
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tryNext();
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return;
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}
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try {
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// FIXME: make async
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info = sub->queryPathInfo(storePath);
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info = sub->queryPathInfo(subPath ? *subPath : storePath);
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} catch (InvalidPath &) {
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tryNext();
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return;
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@ -4444,6 +4456,19 @@ void SubstitutionGoal::tryNext()
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throw;
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}
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if (info->path != storePath) {
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if (info->isContentAddressed(*sub) && info->references.empty()) {
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auto info2 = std::make_shared<ValidPathInfo>(*info);
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info2->path = storePath;
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info = info2;
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} else {
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printError("asked '%s' for '%s' but got '%s'",
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sub->getUri(), worker.store.printStorePath(storePath), sub->printStorePath(info->path));
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tryNext();
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return;
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}
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}
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/* Update the total expected download size. */
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auto narInfo = std::dynamic_pointer_cast<const NarInfo>(info);
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@ -4533,7 +4558,7 @@ void SubstitutionGoal::tryToRun()
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PushActivity pact(act.id);
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copyStorePath(ref<Store>(sub), ref<Store>(worker.store.shared_from_this()),
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storePath, repair, sub->isTrusted ? NoCheckSigs : CheckSigs);
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subPath ? *subPath : storePath, repair, sub->isTrusted ? NoCheckSigs : CheckSigs);
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promise.set_value();
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} catch (...) {
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@ -4666,11 +4691,11 @@ std::shared_ptr<DerivationGoal> Worker::makeBasicDerivationGoal(const StorePath
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}
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GoalPtr Worker::makeSubstitutionGoal(const StorePath & path, RepairFlag repair)
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GoalPtr Worker::makeSubstitutionGoal(const StorePath & path, RepairFlag repair, std::optional<ContentAddress> ca)
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{
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GoalPtr goal = substitutionGoals[path].lock(); // FIXME
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if (!goal) {
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goal = std::make_shared<SubstitutionGoal>(path, *this, repair);
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goal = std::make_shared<SubstitutionGoal>(path, *this, repair, ca);
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substitutionGoals.insert_or_assign(path, goal);
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wakeUp(goal);
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}
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@ -58,26 +58,6 @@ void builtinFetchurl(const BasicDerivation & drv, const std::string & netrcData)
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}
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};
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/* We always have one output, and if it's a fixed-output derivation (as
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checked below) it must be the only output */
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auto & output = drv.outputs.begin()->second;
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/* Try the hashed mirrors first. */
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if (auto hash = std::get_if<DerivationOutputFixed>(&output.output)) {
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if (hash->hash.method == FileIngestionMethod::Flat) {
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for (auto hashedMirror : settings.hashedMirrors.get()) {
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try {
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if (!hasSuffix(hashedMirror, "/")) hashedMirror += '/';
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fetch(hashedMirror + printHashType(hash->hash.hash.type) + "/" + hash->hash.hash.to_string(Base16, false));
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return;
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} catch (Error & e) {
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debug(e.what());
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}
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}
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}
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}
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/* Otherwise try the specified URL. */
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fetch(mainUrl);
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}
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@ -579,7 +579,7 @@ static void performOp(TunnelLogger * logger, ref<Store> store,
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auto path = store->parseStorePath(readString(from));
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logger->startWork();
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SubstitutablePathInfos infos;
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store->querySubstitutablePathInfos({path}, infos);
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store->querySubstitutablePathInfos({{path, std::nullopt}}, infos);
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logger->stopWork();
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auto i = infos.find(path);
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if (i == infos.end())
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@ -595,10 +595,16 @@ static void performOp(TunnelLogger * logger, ref<Store> store,
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}
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case wopQuerySubstitutablePathInfos: {
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auto paths = readStorePaths<StorePathSet>(*store, from);
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logger->startWork();
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SubstitutablePathInfos infos;
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store->querySubstitutablePathInfos(paths, infos);
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StorePathCAMap pathsMap = {};
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if (GET_PROTOCOL_MINOR(clientVersion) < 22) {
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auto paths = readStorePaths<StorePathSet>(*store, from);
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for (auto & path : paths)
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pathsMap.emplace(path, std::nullopt);
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} else
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pathsMap = readStorePathCAMap(*store, from);
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logger->startWork();
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store->querySubstitutablePathInfos(pathsMap, infos);
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logger->stopWork();
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to << infos.size();
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for (auto & i : infos) {
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@ -335,9 +335,6 @@ public:
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"setuid/setgid bits or with file capabilities."};
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#endif
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Setting<Strings> hashedMirrors{this, {"http://tarballs.nixos.org/"}, "hashed-mirrors",
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"A list of servers used by builtins.fetchurl to fetch files by hash."};
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Setting<uint64_t> minFree{this, 0, "min-free",
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"Automatically run the garbage collector when free disk space drops below the specified amount."};
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@ -839,20 +839,32 @@ StorePathSet LocalStore::querySubstitutablePaths(const StorePathSet & paths)
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}
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void LocalStore::querySubstitutablePathInfos(const StorePathSet & paths,
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SubstitutablePathInfos & infos)
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void LocalStore::querySubstitutablePathInfos(const StorePathCAMap & paths, SubstitutablePathInfos & infos)
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{
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if (!settings.useSubstitutes) return;
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for (auto & sub : getDefaultSubstituters()) {
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if (sub->storeDir != storeDir) continue;
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for (auto & path : paths) {
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if (infos.count(path)) continue;
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debug("checking substituter '%s' for path '%s'", sub->getUri(), printStorePath(path));
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auto subPath(path.first);
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// recompute store path so that we can use a different store root
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if (path.second) {
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subPath = makeFixedOutputPathFromCA(path.first.name(), *path.second);
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if (sub->storeDir == storeDir)
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assert(subPath == path.first);
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if (subPath != path.first)
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debug("replaced path '%s' with '%s' for substituter '%s'", printStorePath(path.first), sub->printStorePath(subPath), sub->getUri());
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} else if (sub->storeDir != storeDir) continue;
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debug("checking substituter '%s' for path '%s'", sub->getUri(), sub->printStorePath(subPath));
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try {
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auto info = sub->queryPathInfo(path);
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auto info = sub->queryPathInfo(subPath);
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if (sub->storeDir != storeDir && !(info->isContentAddressed(*sub) && info->references.empty()))
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continue;
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auto narInfo = std::dynamic_pointer_cast<const NarInfo>(
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std::shared_ptr<const ValidPathInfo>(info));
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infos.insert_or_assign(path, SubstitutablePathInfo{
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infos.insert_or_assign(path.first, SubstitutablePathInfo{
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info->deriver,
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info->references,
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narInfo ? narInfo->fileSize : 0,
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@ -139,7 +139,7 @@ public:
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StorePathSet querySubstitutablePaths(const StorePathSet & paths) override;
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void querySubstitutablePathInfos(const StorePathSet & paths,
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void querySubstitutablePathInfos(const StorePathCAMap & paths,
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SubstitutablePathInfos & infos) override;
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void addToStore(const ValidPathInfo & info, Source & source,
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@ -108,6 +108,16 @@ void Store::computeFSClosure(const StorePath & startPath,
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}
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std::optional<ContentAddress> getDerivationCA(const BasicDerivation & drv)
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{
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auto out = drv.outputs.find("out");
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if (out != drv.outputs.end()) {
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if (auto v = std::get_if<DerivationOutputFixed>(&out->second.output))
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return v->hash;
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}
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return std::nullopt;
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}
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void Store::queryMissing(const std::vector<StorePathWithOutputs> & targets,
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StorePathSet & willBuild_, StorePathSet & willSubstitute_, StorePathSet & unknown_,
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uint64_t & downloadSize_, uint64_t & narSize_)
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@ -157,7 +167,7 @@ void Store::queryMissing(const std::vector<StorePathWithOutputs> & targets,
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auto outPath = parseStorePath(outPathS);
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SubstitutablePathInfos infos;
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querySubstitutablePathInfos({outPath}, infos);
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querySubstitutablePathInfos({{outPath, getDerivationCA(*drv)}}, infos);
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if (infos.empty()) {
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drvState_->lock()->done = true;
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@ -214,7 +224,7 @@ void Store::queryMissing(const std::vector<StorePathWithOutputs> & targets,
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if (isValidPath(path.path)) return;
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SubstitutablePathInfos infos;
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querySubstitutablePathInfos({path.path}, infos);
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querySubstitutablePathInfos({{path.path, std::nullopt}}, infos);
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if (infos.empty()) {
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auto state(state_.lock());
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@ -64,6 +64,8 @@ typedef std::set<StorePath> StorePathSet;
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typedef std::vector<StorePath> StorePaths;
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typedef std::map<string, StorePath> OutputPathMap;
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typedef std::map<StorePath, std::optional<ContentAddress>> StorePathCAMap;
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/* Extension of derivations in the Nix store. */
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const std::string drvExtension = ".drv";
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@ -39,6 +39,24 @@ void writeStorePaths(const Store & store, Sink & out, const StorePathSet & paths
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out << store.printStorePath(i);
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}
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StorePathCAMap readStorePathCAMap(const Store & store, Source & from)
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{
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StorePathCAMap paths;
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auto count = readNum<size_t>(from);
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while (count--)
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paths.insert_or_assign(store.parseStorePath(readString(from)), parseContentAddressOpt(readString(from)));
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return paths;
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}
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void writeStorePathCAMap(const Store & store, Sink & out, const StorePathCAMap & paths)
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{
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out << paths.size();
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for (auto & i : paths) {
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out << store.printStorePath(i.first);
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out << renderContentAddress(i.second);
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}
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}
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std::map<string, StorePath> readOutputPathMap(const Store & store, Source & from)
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{
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std::map<string, StorePath> pathMap;
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@ -332,18 +350,17 @@ StorePathSet RemoteStore::querySubstitutablePaths(const StorePathSet & paths)
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}
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void RemoteStore::querySubstitutablePathInfos(const StorePathSet & paths,
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SubstitutablePathInfos & infos)
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void RemoteStore::querySubstitutablePathInfos(const StorePathCAMap & pathsMap, SubstitutablePathInfos & infos)
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{
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if (paths.empty()) return;
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if (pathsMap.empty()) return;
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auto conn(getConnection());
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if (GET_PROTOCOL_MINOR(conn->daemonVersion) < 12) {
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for (auto & i : paths) {
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for (auto & i : pathsMap) {
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SubstitutablePathInfo info;
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conn->to << wopQuerySubstitutablePathInfo << printStorePath(i);
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conn->to << wopQuerySubstitutablePathInfo << printStorePath(i.first);
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conn.processStderr();
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unsigned int reply = readInt(conn->from);
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if (reply == 0) continue;
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@ -353,13 +370,19 @@ void RemoteStore::querySubstitutablePathInfos(const StorePathSet & paths,
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info.references = readStorePaths<StorePathSet>(*this, conn->from);
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info.downloadSize = readLongLong(conn->from);
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info.narSize = readLongLong(conn->from);
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infos.insert_or_assign(i, std::move(info));
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infos.insert_or_assign(i.first, std::move(info));
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}
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} else {
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conn->to << wopQuerySubstitutablePathInfos;
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if (GET_PROTOCOL_MINOR(conn->daemonVersion) < 22) {
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StorePathSet paths;
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for (auto & path : pathsMap)
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paths.insert(path.first);
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writeStorePaths(*this, conn->to, paths);
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} else
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writeStorePathCAMap(*this, conn->to, pathsMap);
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conn.processStderr();
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size_t count = readNum<size_t>(conn->from);
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for (size_t n = 0; n < count; n++) {
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|
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@ -56,7 +56,7 @@ public:
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StorePathSet querySubstitutablePaths(const StorePathSet & paths) override;
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void querySubstitutablePathInfos(const StorePathSet & paths,
|
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void querySubstitutablePathInfos(const StorePathCAMap & paths,
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SubstitutablePathInfos & infos) override;
|
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void addToStore(const ValidPathInfo & info, Source & nar,
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|
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|||
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@ -193,6 +193,23 @@ StorePath Store::makeFixedOutputPath(
|
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}
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}
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||||
// FIXME Put this somewhere?
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||||
template<class... Ts> struct overloaded : Ts... { using Ts::operator()...; };
|
||||
template<class... Ts> overloaded(Ts...) -> overloaded<Ts...>;
|
||||
|
||||
StorePath Store::makeFixedOutputPathFromCA(std::string_view name, ContentAddress ca,
|
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const StorePathSet & references, bool hasSelfReference) const
|
||||
{
|
||||
// New template
|
||||
return std::visit(overloaded {
|
||||
[&](TextHash th) {
|
||||
return makeTextPath(name, th.hash, references);
|
||||
},
|
||||
[&](FixedOutputHash fsh) {
|
||||
return makeFixedOutputPath(fsh.method, fsh.hash, name, references, hasSelfReference);
|
||||
}
|
||||
}, ca);
|
||||
}
|
||||
|
||||
StorePath Store::makeTextPath(std::string_view name, const Hash & hash,
|
||||
const StorePathSet & references) const
|
||||
|
|
@ -689,6 +706,15 @@ void copyStorePath(ref<Store> srcStore, ref<Store> dstStore,
|
|||
|
||||
uint64_t total = 0;
|
||||
|
||||
// recompute store path on the chance dstStore does it differently
|
||||
if (info->ca && info->references.empty()) {
|
||||
auto info2 = make_ref<ValidPathInfo>(*info);
|
||||
info2->path = dstStore->makeFixedOutputPathFromCA(info->path.name(), *info->ca);
|
||||
if (dstStore->storeDir == srcStore->storeDir)
|
||||
assert(info->path == info2->path);
|
||||
info = info2;
|
||||
}
|
||||
|
||||
if (!info->narHash) {
|
||||
StringSink sink;
|
||||
srcStore->narFromPath({storePath}, sink);
|
||||
|
|
@ -724,7 +750,7 @@ void copyStorePath(ref<Store> srcStore, ref<Store> dstStore,
|
|||
}
|
||||
|
||||
|
||||
void copyPaths(ref<Store> srcStore, ref<Store> dstStore, const StorePathSet & storePaths,
|
||||
std::map<StorePath, StorePath> copyPaths(ref<Store> srcStore, ref<Store> dstStore, const StorePathSet & storePaths,
|
||||
RepairFlag repair, CheckSigsFlag checkSigs, SubstituteFlag substitute)
|
||||
{
|
||||
auto valid = dstStore->queryValidPaths(storePaths, substitute);
|
||||
|
|
@ -733,7 +759,11 @@ void copyPaths(ref<Store> srcStore, ref<Store> dstStore, const StorePathSet & st
|
|||
for (auto & path : storePaths)
|
||||
if (!valid.count(path)) missing.insert(path);
|
||||
|
||||
if (missing.empty()) return;
|
||||
std::map<StorePath, StorePath> pathsMap;
|
||||
for (auto & path : storePaths)
|
||||
pathsMap.insert_or_assign(path, path);
|
||||
|
||||
if (missing.empty()) return pathsMap;
|
||||
|
||||
Activity act(*logger, lvlInfo, actCopyPaths, fmt("copying %d paths", missing.size()));
|
||||
|
||||
|
|
@ -752,14 +782,23 @@ void copyPaths(ref<Store> srcStore, ref<Store> dstStore, const StorePathSet & st
|
|||
StorePathSet(missing.begin(), missing.end()),
|
||||
|
||||
[&](const StorePath & storePath) {
|
||||
auto info = srcStore->queryPathInfo(storePath);
|
||||
auto storePathForDst = storePath;
|
||||
if (info->ca && info->references.empty()) {
|
||||
storePathForDst = dstStore->makeFixedOutputPathFromCA(storePath.name(), *info->ca);
|
||||
if (dstStore->storeDir == srcStore->storeDir)
|
||||
assert(storePathForDst == storePath);
|
||||
if (storePathForDst != storePath)
|
||||
debug("replaced path '%s' to '%s' for substituter '%s'", srcStore->printStorePath(storePath), dstStore->printStorePath(storePathForDst), dstStore->getUri());
|
||||
}
|
||||
pathsMap.insert_or_assign(storePath, storePathForDst);
|
||||
|
||||
if (dstStore->isValidPath(storePath)) {
|
||||
nrDone++;
|
||||
showProgress();
|
||||
return StorePathSet();
|
||||
}
|
||||
|
||||
auto info = srcStore->queryPathInfo(storePath);
|
||||
|
||||
bytesExpected += info->narSize;
|
||||
act.setExpected(actCopyPath, bytesExpected);
|
||||
|
||||
|
|
@ -769,7 +808,19 @@ void copyPaths(ref<Store> srcStore, ref<Store> dstStore, const StorePathSet & st
|
|||
[&](const StorePath & storePath) {
|
||||
checkInterrupt();
|
||||
|
||||
if (!dstStore->isValidPath(storePath)) {
|
||||
auto info = srcStore->queryPathInfo(storePath);
|
||||
|
||||
auto storePathForDst = storePath;
|
||||
if (info->ca && info->references.empty()) {
|
||||
storePathForDst = dstStore->makeFixedOutputPathFromCA(storePath.name(), *info->ca);
|
||||
if (dstStore->storeDir == srcStore->storeDir)
|
||||
assert(storePathForDst == storePath);
|
||||
if (storePathForDst != storePath)
|
||||
debug("replaced path '%s' to '%s' for substituter '%s'", srcStore->printStorePath(storePath), dstStore->printStorePath(storePathForDst), dstStore->getUri());
|
||||
}
|
||||
pathsMap.insert_or_assign(storePath, storePathForDst);
|
||||
|
||||
if (!dstStore->isValidPath(storePathForDst)) {
|
||||
MaintainCount<decltype(nrRunning)> mc(nrRunning);
|
||||
showProgress();
|
||||
try {
|
||||
|
|
@ -787,6 +838,8 @@ void copyPaths(ref<Store> srcStore, ref<Store> dstStore, const StorePathSet & st
|
|||
nrDone++;
|
||||
showProgress();
|
||||
});
|
||||
|
||||
return pathsMap;
|
||||
}
|
||||
|
||||
|
||||
|
|
@ -863,10 +916,6 @@ void ValidPathInfo::sign(const Store & store, const SecretKey & secretKey)
|
|||
sigs.insert(secretKey.signDetached(fingerprint(store)));
|
||||
}
|
||||
|
||||
// FIXME Put this somewhere?
|
||||
template<class... Ts> struct overloaded : Ts... { using Ts::operator()...; };
|
||||
template<class... Ts> overloaded(Ts...) -> overloaded<Ts...>;
|
||||
|
||||
bool ValidPathInfo::isContentAddressed(const Store & store) const
|
||||
{
|
||||
if (! ca) return false;
|
||||
|
|
|
|||
|
|
@ -344,7 +344,11 @@ public:
|
|||
bool hasSelfReference = false) const;
|
||||
|
||||
StorePath makeTextPath(std::string_view name, const Hash & hash,
|
||||
const StorePathSet & references) const;
|
||||
const StorePathSet & references = {}) const;
|
||||
|
||||
StorePath makeFixedOutputPathFromCA(std::string_view name, ContentAddress ca,
|
||||
const StorePathSet & references = {},
|
||||
bool hasSelfReference = false) const;
|
||||
|
||||
/* This is the preparatory part of addToStore(); it computes the
|
||||
store path to which srcPath is to be copied. Returns the store
|
||||
|
|
@ -436,9 +440,10 @@ public:
|
|||
virtual StorePathSet querySubstitutablePaths(const StorePathSet & paths) { return {}; };
|
||||
|
||||
/* Query substitute info (i.e. references, derivers and download
|
||||
sizes) of a set of paths. If a path does not have substitute
|
||||
info, it's omitted from the resulting ‘infos’ map. */
|
||||
virtual void querySubstitutablePathInfos(const StorePathSet & paths,
|
||||
sizes) of a map of paths to their optional ca values. If a path
|
||||
does not have substitute info, it's omitted from the resulting
|
||||
‘infos’ map. */
|
||||
virtual void querySubstitutablePathInfos(const StorePathCAMap & paths,
|
||||
SubstitutablePathInfos & infos) { return; };
|
||||
|
||||
/* Import a path into the store. */
|
||||
|
|
@ -740,11 +745,13 @@ void copyStorePath(ref<Store> srcStore, ref<Store> dstStore,
|
|||
|
||||
|
||||
/* Copy store paths from one store to another. The paths may be copied
|
||||
in parallel. They are copied in a topologically sorted order
|
||||
(i.e. if A is a reference of B, then A is copied before B), but
|
||||
the set of store paths is not automatically closed; use
|
||||
copyClosure() for that. */
|
||||
void copyPaths(ref<Store> srcStore, ref<Store> dstStore, const StorePathSet & storePaths,
|
||||
in parallel. They are copied in a topologically sorted order (i.e.
|
||||
if A is a reference of B, then A is copied before B), but the set
|
||||
of store paths is not automatically closed; use copyClosure() for
|
||||
that. Returns a map of what each path was copied to the dstStore
|
||||
as. */
|
||||
std::map<StorePath, StorePath> copyPaths(ref<Store> srcStore, ref<Store> dstStore,
|
||||
const StorePathSet & storePaths,
|
||||
RepairFlag repair = NoRepair,
|
||||
CheckSigsFlag checkSigs = CheckSigs,
|
||||
SubstituteFlag substitute = NoSubstitute);
|
||||
|
|
@ -843,4 +850,6 @@ std::optional<ValidPathInfo> decodeValidPathInfo(
|
|||
/* Split URI into protocol+hierarchy part and its parameter set. */
|
||||
std::pair<std::string, Store::Params> splitUriAndParams(const std::string & uri);
|
||||
|
||||
std::optional<ContentAddress> getDerivationCA(const BasicDerivation & drv);
|
||||
|
||||
}
|
||||
|
|
|
|||
|
|
@ -70,6 +70,10 @@ template<class T> T readStorePaths(const Store & store, Source & from);
|
|||
|
||||
void writeStorePaths(const Store & store, Sink & out, const StorePathSet & paths);
|
||||
|
||||
StorePathCAMap readStorePathCAMap(const Store & store, Source & from);
|
||||
|
||||
void writeStorePathCAMap(const Store & store, Sink & out, const StorePathCAMap & paths);
|
||||
|
||||
void writeOutputPathMap(const Store & store, Sink & out, const OutputPathMap & paths);
|
||||
|
||||
}
|
||||
|
|
|
|||
|
|
@ -9,6 +9,7 @@ struct CmdAddToStore : MixDryRun, StoreCommand
|
|||
{
|
||||
Path path;
|
||||
std::optional<std::string> namePart;
|
||||
FileIngestionMethod ingestionMethod = FileIngestionMethod::Recursive;
|
||||
|
||||
CmdAddToStore()
|
||||
{
|
||||
|
|
@ -21,6 +22,13 @@ struct CmdAddToStore : MixDryRun, StoreCommand
|
|||
.labels = {"name"},
|
||||
.handler = {&namePart},
|
||||
});
|
||||
|
||||
addFlag({
|
||||
.longName = "flat",
|
||||
.shortName = 0,
|
||||
.description = "add flat file to the Nix store",
|
||||
.handler = {&ingestionMethod, FileIngestionMethod::Flat},
|
||||
});
|
||||
}
|
||||
|
||||
std::string description() override
|
||||
|
|
@ -45,12 +53,19 @@ struct CmdAddToStore : MixDryRun, StoreCommand
|
|||
|
||||
auto narHash = hashString(htSHA256, *sink.s);
|
||||
|
||||
ValidPathInfo info(store->makeFixedOutputPath(FileIngestionMethod::Recursive, narHash, *namePart));
|
||||
Hash hash = narHash;
|
||||
if (ingestionMethod == FileIngestionMethod::Flat) {
|
||||
HashSink hsink(htSHA256);
|
||||
readFile(path, hsink);
|
||||
hash = hsink.finish().first;
|
||||
}
|
||||
|
||||
ValidPathInfo info(store->makeFixedOutputPath(ingestionMethod, hash, *namePart));
|
||||
info.narHash = narHash;
|
||||
info.narSize = sink.s->size();
|
||||
info.ca = std::optional { FixedOutputHash {
|
||||
.method = FileIngestionMethod::Recursive,
|
||||
.hash = *info.narHash,
|
||||
.method = ingestionMethod,
|
||||
.hash = hash,
|
||||
} };
|
||||
|
||||
if (!dryRun) {
|
||||
|
|
|
|||
|
|
@ -61,30 +61,30 @@ nix-build check.nix -A nondeterministic --no-out-link --repeat 1 2> $TEST_ROOT/l
|
|||
[ "$status" = "1" ]
|
||||
grep 'differs from previous round' $TEST_ROOT/log
|
||||
|
||||
path=$(nix-build check.nix -A fetchurl --no-out-link --hashed-mirrors '')
|
||||
path=$(nix-build check.nix -A fetchurl --no-out-link)
|
||||
|
||||
chmod +w $path
|
||||
echo foo > $path
|
||||
chmod -w $path
|
||||
|
||||
nix-build check.nix -A fetchurl --no-out-link --check --hashed-mirrors ''
|
||||
nix-build check.nix -A fetchurl --no-out-link --check
|
||||
# Note: "check" doesn't repair anything, it just compares to the hash stored in the database.
|
||||
[[ $(cat $path) = foo ]]
|
||||
|
||||
nix-build check.nix -A fetchurl --no-out-link --repair --hashed-mirrors ''
|
||||
nix-build check.nix -A fetchurl --no-out-link --repair
|
||||
[[ $(cat $path) != foo ]]
|
||||
|
||||
nix-build check.nix -A hashmismatch --no-out-link --hashed-mirrors '' || status=$?
|
||||
nix-build check.nix -A hashmismatch --no-out-link || status=$?
|
||||
[ "$status" = "102" ]
|
||||
|
||||
echo -n > ./dummy
|
||||
nix-build check.nix -A hashmismatch --no-out-link --hashed-mirrors ''
|
||||
nix-build check.nix -A hashmismatch --no-out-link
|
||||
echo 'Hello World' > ./dummy
|
||||
|
||||
nix-build check.nix -A hashmismatch --no-out-link --check --hashed-mirrors '' || status=$?
|
||||
nix-build check.nix -A hashmismatch --no-out-link --check || status=$?
|
||||
[ "$status" = "102" ]
|
||||
|
||||
# Multiple failures with --keep-going
|
||||
nix-build check.nix -A nondeterministic --no-out-link
|
||||
nix-build check.nix -A nondeterministic -A hashmismatch --no-out-link --check --keep-going --hashed-mirrors '' || status=$?
|
||||
nix-build check.nix -A nondeterministic -A hashmismatch --no-out-link --check --keep-going || status=$?
|
||||
[ "$status" = "110" ]
|
||||
|
|
|
|||
|
|
@ -5,7 +5,7 @@ clearStore
|
|||
# Test fetching a flat file.
|
||||
hash=$(nix-hash --flat --type sha256 ./fetchurl.sh)
|
||||
|
||||
outPath=$(nix-build '<nix/fetchurl.nix>' --argstr url file://$(pwd)/fetchurl.sh --argstr sha256 $hash --no-out-link --hashed-mirrors '')
|
||||
outPath=$(nix-build '<nix/fetchurl.nix>' --argstr url file://$(pwd)/fetchurl.sh --argstr sha256 $hash --no-out-link)
|
||||
|
||||
cmp $outPath fetchurl.sh
|
||||
|
||||
|
|
@ -14,7 +14,7 @@ clearStore
|
|||
|
||||
hash=$(nix hash-file --type sha512 --base64 ./fetchurl.sh)
|
||||
|
||||
outPath=$(nix-build '<nix/fetchurl.nix>' --argstr url file://$(pwd)/fetchurl.sh --argstr sha512 $hash --no-out-link --hashed-mirrors '')
|
||||
outPath=$(nix-build '<nix/fetchurl.nix>' --argstr url file://$(pwd)/fetchurl.sh --argstr sha512 $hash --no-out-link)
|
||||
|
||||
cmp $outPath fetchurl.sh
|
||||
|
||||
|
|
@ -25,26 +25,24 @@ hash=$(nix hash-file ./fetchurl.sh)
|
|||
|
||||
[[ $hash =~ ^sha256- ]]
|
||||
|
||||
outPath=$(nix-build '<nix/fetchurl.nix>' --argstr url file://$(pwd)/fetchurl.sh --argstr hash $hash --no-out-link --hashed-mirrors '')
|
||||
outPath=$(nix-build '<nix/fetchurl.nix>' --argstr url file://$(pwd)/fetchurl.sh --argstr hash $hash --no-out-link)
|
||||
|
||||
cmp $outPath fetchurl.sh
|
||||
|
||||
# Test the hashed mirror feature.
|
||||
# Test that we can substitute from a different store dir.
|
||||
clearStore
|
||||
|
||||
hash=$(nix hash-file --type sha512 --base64 ./fetchurl.sh)
|
||||
hash32=$(nix hash-file --type sha512 --base16 ./fetchurl.sh)
|
||||
other_store=file://$TEST_ROOT/other_store?store=/fnord/store
|
||||
|
||||
mirror=$TEST_ROOT/hashed-mirror
|
||||
rm -rf $mirror
|
||||
mkdir -p $mirror/sha512
|
||||
ln -s $(pwd)/fetchurl.sh $mirror/sha512/$hash32
|
||||
hash=$(nix hash-file --type sha256 --base16 ./fetchurl.sh)
|
||||
|
||||
outPath=$(nix-build '<nix/fetchurl.nix>' --argstr url file:///no-such-dir/fetchurl.sh --argstr sha512 $hash --no-out-link --hashed-mirrors "file://$mirror")
|
||||
storePath=$(nix --store $other_store add-to-store --flat ./fetchurl.sh)
|
||||
|
||||
outPath=$(nix-build '<nix/fetchurl.nix>' --argstr url file:///no-such-dir/fetchurl.sh --argstr sha256 $hash --no-out-link --substituters $other_store)
|
||||
|
||||
# Test hashed mirrors with an SRI hash.
|
||||
nix-build '<nix/fetchurl.nix>' --argstr url file:///no-such-dir/fetchurl.sh --argstr hash $(nix to-sri --type sha512 $hash) \
|
||||
--argstr name bla --no-out-link --hashed-mirrors "file://$mirror"
|
||||
nix-build '<nix/fetchurl.nix>' --argstr url file:///no-such-dir/fetchurl.sh --argstr hash $(nix to-sri --type sha256 $hash) \
|
||||
--no-out-link --substituters $other_store
|
||||
|
||||
# Test unpacking a NAR.
|
||||
rm -rf $TEST_ROOT/archive
|
||||
|
|
|
|||
Loading…
Reference in a new issue