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queryPathInfoUncached(): Return const ValidPathInfo

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This commit is contained in:
Eelco Dolstra 2018-09-25 18:54:16 +02:00
parent 992a2ad475
commit e5319a87ce
No known key found for this signature in database
GPG Key ID: 8170B4726D7198DE
12 changed files with 22 additions and 22 deletions
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2
src/libstore/binary-cache-store.cc
View File

@ -296,7 +296,7 @@ void BinaryCacheStore::narFromPath(const Path & storePath, Sink & sink)
}
void BinaryCacheStore::queryPathInfoUncached(const Path & storePath,
Callback<std::shared_ptr<ValidPathInfo>> callback) noexcept
Callback<std::shared_ptr<const ValidPathInfo>> callback) noexcept
{
auto uri = getUri();
auto act = std::make_shared<Activity>(*logger, lvlTalkative, actQueryPathInfo,

2
src/libstore/binary-cache-store.hh
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@ -74,7 +74,7 @@ public:
bool isValidPathUncached(const Path & path) override;
void queryPathInfoUncached(const Path & path,
Callback<std::shared_ptr<ValidPathInfo>> callback) noexcept override;
Callback<std::shared_ptr<const ValidPathInfo>> callback) noexcept override;
Path queryPathFromHashPart(const string & hashPart) override
{ unsupported("queryPathFromHashPart"); }

2
src/libstore/legacy-ssh-store.cc
View File

@ -88,7 +88,7 @@ struct LegacySSHStore : public Store
}
void queryPathInfoUncached(const Path & path,
Callback<std::shared_ptr<ValidPathInfo>> callback) noexcept override
Callback<std::shared_ptr<const ValidPathInfo>> callback) noexcept override
{
try {
auto conn(connections->get());

2
src/libstore/local-store.cc
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@ -632,7 +632,7 @@ uint64_t LocalStore::addValidPath(State & state,
void LocalStore::queryPathInfoUncached(const Path & path,
Callback<std::shared_ptr<ValidPathInfo>> callback) noexcept
Callback<std::shared_ptr<const ValidPathInfo>> callback) noexcept
{
try {
auto info = std::make_shared<ValidPathInfo>();

2
src/libstore/local-store.hh
View File

@ -127,7 +127,7 @@ public:
PathSet queryAllValidPaths() override;
void queryPathInfoUncached(const Path & path,
Callback<std::shared_ptr<ValidPathInfo>> callback) noexcept override;
Callback<std::shared_ptr<const ValidPathInfo>> callback) noexcept override;
void queryReferrers(const Path & path, PathSet & referrers) override;

2
src/libstore/misc.cc
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@ -33,7 +33,7 @@ void Store::computeFSClosure(const PathSet & startPaths,
state->pending++;
}
queryPathInfo(path, {[&, path](std::future<ref<ValidPathInfo>> fut) {
queryPathInfo(path, {[&, path](std::future<ref<const ValidPathInfo>> fut) {
// FIXME: calls to isValidPath() should be async
try {

4
src/libstore/nar-info-disk-cache.cc
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@ -219,7 +219,7 @@ public:
void upsertNarInfo(
const std::string & uri, const std::string & hashPart,
std::shared_ptr<ValidPathInfo> info) override
std::shared_ptr<const ValidPathInfo> info) override
{
retrySQLite<void>([&]() {
auto state(_state.lock());
@ -228,7 +228,7 @@ public:
if (info) {
auto narInfo = std::dynamic_pointer_cast<NarInfo>(info);
auto narInfo = std::dynamic_pointer_cast<const NarInfo>(info);
assert(hashPart == storePathToHash(info->path));

2
src/libstore/nar-info-disk-cache.hh
View File

@ -21,7 +21,7 @@ public:
virtual void upsertNarInfo(
const std::string & uri, const std::string & hashPart,
std::shared_ptr<ValidPathInfo> info) = 0;
std::shared_ptr<const ValidPathInfo> info) = 0;
};
/* Return a singleton cache object that can be used concurrently by

2
src/libstore/remote-store.cc
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@ -350,7 +350,7 @@ void RemoteStore::querySubstitutablePathInfos(const PathSet & paths,
void RemoteStore::queryPathInfoUncached(const Path & path,
Callback<std::shared_ptr<ValidPathInfo>> callback) noexcept
Callback<std::shared_ptr<const ValidPathInfo>> callback) noexcept
{
try {
std::shared_ptr<ValidPathInfo> info;

2
src/libstore/remote-store.hh
View File

@ -43,7 +43,7 @@ public:
PathSet queryAllValidPaths() override;
void queryPathInfoUncached(const Path & path,
Callback<std::shared_ptr<ValidPathInfo>> callback) noexcept override;
Callback<std::shared_ptr<const ValidPathInfo>> callback) noexcept override;
void queryReferrers(const Path & path, PathSet & referrers) override;

16
src/libstore/store-api.cc
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@ -320,10 +320,10 @@ bool Store::isValidPathUncached(const Path & path)
ref<const ValidPathInfo> Store::queryPathInfo(const Path & storePath)
{
std::promise<ref<ValidPathInfo>> promise;
std::promise<ref<const ValidPathInfo>> promise;
queryPathInfo(storePath,
{[&](std::future<ref<ValidPathInfo>> result) {
{[&](std::future<ref<const ValidPathInfo>> result) {
try {
promise.set_value(result.get());
} catch (...) {
@ -336,7 +336,7 @@ ref<const ValidPathInfo> Store::queryPathInfo(const Path & storePath)
void Store::queryPathInfo(const Path & storePath,
Callback<ref<ValidPathInfo>> callback) noexcept
Callback<ref<const ValidPathInfo>> callback) noexcept
{
std::string hashPart;
@ -351,7 +351,7 @@ void Store::queryPathInfo(const Path & storePath,
stats.narInfoReadAverted++;
if (!*res)
throw InvalidPath(format("path '%s' is not valid") % storePath);
return callback(ref<ValidPathInfo>(*res));
return callback(ref<const ValidPathInfo>(*res));
}
}
@ -367,7 +367,7 @@ void Store::queryPathInfo(const Path & storePath,
(res.second->path != storePath && storePathToName(storePath) != ""))
throw InvalidPath(format("path '%s' is not valid") % storePath);
}
return callback(ref<ValidPathInfo>(res.second));
return callback(ref<const ValidPathInfo>(res.second));
}
}
@ -376,7 +376,7 @@ void Store::queryPathInfo(const Path & storePath,
auto callbackPtr = std::make_shared<decltype(callback)>(std::move(callback));
queryPathInfoUncached(storePath,
{[this, storePath, hashPart, callbackPtr](std::future<std::shared_ptr<ValidPathInfo>> fut) {
{[this, storePath, hashPart, callbackPtr](std::future<std::shared_ptr<const ValidPathInfo>> fut) {
try {
auto info = fut.get();
@ -396,7 +396,7 @@ void Store::queryPathInfo(const Path & storePath,
throw InvalidPath("path '%s' is not valid", storePath);
}
(*callbackPtr)(ref<ValidPathInfo>(info));
(*callbackPtr)(ref<const ValidPathInfo>(info));
} catch (...) { callbackPtr->rethrow(); }
}});
}
@ -418,7 +418,7 @@ PathSet Store::queryValidPaths(const PathSet & paths, SubstituteFlag maybeSubsti
auto doQuery = [&](const Path & path ) {
checkInterrupt();
queryPathInfo(path, {[path, &state_, &wakeup](std::future<ref<ValidPathInfo>> fut) {
queryPathInfo(path, {[path, &state_, &wakeup](std::future<ref<const ValidPathInfo>> fut) {
auto state(state_.lock());
try {
auto info = fut.get();

6
src/libstore/store-api.hh
View File

@ -258,7 +258,7 @@ protected:
struct State
{
LRUCache<std::string, std::shared_ptr<ValidPathInfo>> pathInfoCache;
LRUCache<std::string, std::shared_ptr<const ValidPathInfo>> pathInfoCache;
};
Sync<State> state;
@ -361,12 +361,12 @@ public:
/* Asynchronous version of queryPathInfo(). */
void queryPathInfo(const Path & path,
Callback<ref<ValidPathInfo>> callback) noexcept;
Callback<ref<const ValidPathInfo>> callback) noexcept;
protected:
virtual void queryPathInfoUncached(const Path & path,
Callback<std::shared_ptr<ValidPathInfo>> callback) noexcept = 0;
Callback<std::shared_ptr<const ValidPathInfo>> callback) noexcept = 0;
public: