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style(3p/nix): Reformat project in Google C++ style

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Reformatted with:

    fd . -e hh -e cc | xargs clang-format -i
This commit is contained in:
Vincent Ambo 2020-05-17 16:31:57 +01:00
parent 65a1aae98c
commit 0f2cf531f7
175 changed files with 32126 additions and 34689 deletions
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386
third_party/nix/src/libstore/nar-info-disk-cache.cc vendored
View file

@ -1,13 +1,12 @@
#include "nar-info-disk-cache.hh"
#include "sync.hh"
#include "sqlite.hh"
#include "globals.hh"
#include <sqlite3.h>
#include "globals.hh"
#include "sqlite.hh"
#include "sync.hh"
namespace nix {
static const char * schema = R"sql(
static const char* schema = R"sql(
create table if not exists BinaryCaches (
id integer primary key autoincrement not null,
@ -45,223 +44,222 @@ create table if not exists LastPurge (
)sql";
class NarInfoDiskCacheImpl : public NarInfoDiskCache
{
public:
class NarInfoDiskCacheImpl : public NarInfoDiskCache {
public:
/* How often to purge expired entries from the cache. */
const int purgeInterval = 24 * 3600;
/* How often to purge expired entries from the cache. */
const int purgeInterval = 24 * 3600;
struct Cache {
int id;
Path storeDir;
bool wantMassQuery;
int priority;
};
struct Cache
{
int id;
Path storeDir;
bool wantMassQuery;
int priority;
};
struct State {
SQLite db;
SQLiteStmt insertCache, queryCache, insertNAR, insertMissingNAR, queryNAR,
purgeCache;
std::map<std::string, Cache> caches;
};
struct State
{
SQLite db;
SQLiteStmt insertCache, queryCache, insertNAR, insertMissingNAR, queryNAR, purgeCache;
std::map<std::string, Cache> caches;
};
Sync<State> _state;
Sync<State> _state;
NarInfoDiskCacheImpl() {
auto state(_state.lock());
NarInfoDiskCacheImpl()
{
auto state(_state.lock());
Path dbPath = getCacheDir() + "/nix/binary-cache-v6.sqlite";
createDirs(dirOf(dbPath));
Path dbPath = getCacheDir() + "/nix/binary-cache-v6.sqlite";
createDirs(dirOf(dbPath));
state->db = SQLite(dbPath);
state->db = SQLite(dbPath);
if (sqlite3_busy_timeout(state->db, 60 * 60 * 1000) != SQLITE_OK)
throwSQLiteError(state->db, "setting timeout");
if (sqlite3_busy_timeout(state->db, 60 * 60 * 1000) != SQLITE_OK)
throwSQLiteError(state->db, "setting timeout");
// We can always reproduce the cache.
state->db.exec("pragma synchronous = off");
state->db.exec("pragma main.journal_mode = truncate");
// We can always reproduce the cache.
state->db.exec("pragma synchronous = off");
state->db.exec("pragma main.journal_mode = truncate");
state->db.exec(schema);
state->db.exec(schema);
state->insertCache.create(
state->db,
"insert or replace into BinaryCaches(url, timestamp, storeDir, "
"wantMassQuery, priority) values (?, ?, ?, ?, ?)");
state->insertCache.create(state->db,
"insert or replace into BinaryCaches(url, timestamp, storeDir, wantMassQuery, priority) values (?, ?, ?, ?, ?)");
state->queryCache.create(state->db,
"select id, storeDir, wantMassQuery, priority "
"from BinaryCaches where url = ?");
state->queryCache.create(state->db,
"select id, storeDir, wantMassQuery, priority from BinaryCaches where url = ?");
state->insertNAR.create(
state->db,
"insert or replace into NARs(cache, hashPart, namePart, url, "
"compression, fileHash, fileSize, narHash, "
"narSize, refs, deriver, sigs, ca, timestamp, present) values (?, ?, "
"?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, 1)");
state->insertNAR.create(state->db,
"insert or replace into NARs(cache, hashPart, namePart, url, compression, fileHash, fileSize, narHash, "
"narSize, refs, deriver, sigs, ca, timestamp, present) values (?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, 1)");
state->insertMissingNAR.create(
state->db,
"insert or replace into NARs(cache, hashPart, timestamp, present) "
"values (?, ?, ?, 0)");
state->insertMissingNAR.create(state->db,
"insert or replace into NARs(cache, hashPart, timestamp, present) values (?, ?, ?, 0)");
state->queryNAR.create(
state->db,
"select present, namePart, url, compression, fileHash, fileSize, "
"narHash, narSize, refs, deriver, sigs, ca from NARs where cache = ? "
"and hashPart = ? and ((present = 0 and timestamp > ?) or (present = 1 "
"and timestamp > ?))");
state->queryNAR.create(state->db,
"select present, namePart, url, compression, fileHash, fileSize, narHash, narSize, refs, deriver, sigs, ca from NARs where cache = ? and hashPart = ? and ((present = 0 and timestamp > ?) or (present = 1 and timestamp > ?))");
/* Periodically purge expired entries from the database. */
retrySQLite<void>([&]() {
auto now = time(0);
/* Periodically purge expired entries from the database. */
retrySQLite<void>([&]() {
auto now = time(0);
SQLiteStmt queryLastPurge(state->db, "select value from LastPurge");
auto queryLastPurge_(queryLastPurge.use());
SQLiteStmt queryLastPurge(state->db, "select value from LastPurge");
auto queryLastPurge_(queryLastPurge.use());
if (!queryLastPurge_.next() ||
queryLastPurge_.getInt(0) < now - purgeInterval) {
SQLiteStmt(state->db,
"delete from NARs where ((present = 0 and timestamp < ?) or "
"(present = 1 and timestamp < ?))")
.use()(now - settings.ttlNegativeNarInfoCache)(
now - settings.ttlPositiveNarInfoCache)
.exec();
if (!queryLastPurge_.next() || queryLastPurge_.getInt(0) < now - purgeInterval) {
SQLiteStmt(state->db,
"delete from NARs where ((present = 0 and timestamp < ?) or (present = 1 and timestamp < ?))")
.use()
(now - settings.ttlNegativeNarInfoCache)
(now - settings.ttlPositiveNarInfoCache)
.exec();
debug("deleted %d entries from the NAR info disk cache",
sqlite3_changes(state->db));
debug("deleted %d entries from the NAR info disk cache", sqlite3_changes(state->db));
SQLiteStmt(
state->db,
"insert or replace into LastPurge(dummy, value) values ('', ?)")
.use()(now)
.exec();
}
});
}
SQLiteStmt(state->db,
"insert or replace into LastPurge(dummy, value) values ('', ?)")
.use()(now).exec();
}
Cache& getCache(State& state, const std::string& uri) {
auto i = state.caches.find(uri);
if (i == state.caches.end()) abort();
return i->second;
}
void createCache(const std::string& uri, const Path& storeDir,
bool wantMassQuery, int priority) override {
retrySQLite<void>([&]() {
auto state(_state.lock());
// FIXME: race
state->insertCache.use()(uri)(time(0))(storeDir)(wantMassQuery)(priority)
.exec();
assert(sqlite3_changes(state->db) == 1);
state->caches[uri] = Cache{(int)sqlite3_last_insert_rowid(state->db),
storeDir, wantMassQuery, priority};
});
}
bool cacheExists(const std::string& uri, bool& wantMassQuery,
int& priority) override {
return retrySQLite<bool>([&]() {
auto state(_state.lock());
auto i = state->caches.find(uri);
if (i == state->caches.end()) {
auto queryCache(state->queryCache.use()(uri));
if (!queryCache.next()) return false;
state->caches.emplace(
uri, Cache{(int)queryCache.getInt(0), queryCache.getStr(1),
queryCache.getInt(2) != 0, (int)queryCache.getInt(3)});
}
auto& cache(getCache(*state, uri));
wantMassQuery = cache.wantMassQuery;
priority = cache.priority;
return true;
});
}
std::pair<Outcome, std::shared_ptr<NarInfo>> lookupNarInfo(
const std::string& uri, const std::string& hashPart) override {
return retrySQLite<std::pair<Outcome, std::shared_ptr<NarInfo>>>(
[&]() -> std::pair<Outcome, std::shared_ptr<NarInfo>> {
auto state(_state.lock());
auto& cache(getCache(*state, uri));
auto now = time(0);
auto queryNAR(state->queryNAR.use()(cache.id)(hashPart)(
now - settings.ttlNegativeNarInfoCache)(
now - settings.ttlPositiveNarInfoCache));
if (!queryNAR.next()) return {oUnknown, 0};
if (!queryNAR.getInt(0)) return {oInvalid, 0};
auto narInfo = make_ref<NarInfo>();
auto namePart = queryNAR.getStr(1);
narInfo->path = cache.storeDir + "/" + hashPart +
(namePart.empty() ? "" : "-" + namePart);
narInfo->url = queryNAR.getStr(2);
narInfo->compression = queryNAR.getStr(3);
if (!queryNAR.isNull(4)) narInfo->fileHash = Hash(queryNAR.getStr(4));
narInfo->fileSize = queryNAR.getInt(5);
narInfo->narHash = Hash(queryNAR.getStr(6));
narInfo->narSize = queryNAR.getInt(7);
for (auto& r : tokenizeString<Strings>(queryNAR.getStr(8), " "))
narInfo->references.insert(cache.storeDir + "/" + r);
if (!queryNAR.isNull(9))
narInfo->deriver = cache.storeDir + "/" + queryNAR.getStr(9);
for (auto& sig : tokenizeString<Strings>(queryNAR.getStr(10), " "))
narInfo->sigs.insert(sig);
narInfo->ca = queryNAR.getStr(11);
return {oValid, narInfo};
});
}
}
Cache & getCache(State & state, const std::string & uri)
{
auto i = state.caches.find(uri);
if (i == state.caches.end()) abort();
return i->second;
}
void upsertNarInfo(const std::string& uri, const std::string& hashPart,
std::shared_ptr<ValidPathInfo> info) override {
retrySQLite<void>([&]() {
auto state(_state.lock());
void createCache(const std::string & uri, const Path & storeDir, bool wantMassQuery, int priority) override
{
retrySQLite<void>([&]() {
auto state(_state.lock());
auto& cache(getCache(*state, uri));
// FIXME: race
if (info) {
auto narInfo = std::dynamic_pointer_cast<NarInfo>(info);
state->insertCache.use()(uri)(time(0))(storeDir)(wantMassQuery)(priority).exec();
assert(sqlite3_changes(state->db) == 1);
state->caches[uri] = Cache{(int) sqlite3_last_insert_rowid(state->db), storeDir, wantMassQuery, priority};
});
}
assert(hashPart == storePathToHash(info->path));
bool cacheExists(const std::string & uri,
bool & wantMassQuery, int & priority) override
{
return retrySQLite<bool>([&]() {
auto state(_state.lock());
state->insertNAR
.use()(cache.id)(hashPart)(storePathToName(info->path))(
narInfo ? narInfo->url : "", narInfo != 0)(
narInfo ? narInfo->compression : "", narInfo != 0)(
narInfo && narInfo->fileHash ? narInfo->fileHash.to_string()
: "",
narInfo && narInfo->fileHash)(
narInfo ? narInfo->fileSize : 0,
narInfo != 0 && narInfo->fileSize)(info->narHash.to_string())(
info->narSize)(concatStringsSep(" ", info->shortRefs()))(
info->deriver != "" ? baseNameOf(info->deriver) : "",
info->deriver !=
"")(concatStringsSep(" ", info->sigs))(info->ca)(time(0))
.exec();
auto i = state->caches.find(uri);
if (i == state->caches.end()) {
auto queryCache(state->queryCache.use()(uri));
if (!queryCache.next()) return false;
state->caches.emplace(uri,
Cache{(int) queryCache.getInt(0), queryCache.getStr(1), queryCache.getInt(2) != 0, (int) queryCache.getInt(3)});
}
auto & cache(getCache(*state, uri));
wantMassQuery = cache.wantMassQuery;
priority = cache.priority;
return true;
});
}
std::pair<Outcome, std::shared_ptr<NarInfo>> lookupNarInfo(
const std::string & uri, const std::string & hashPart) override
{
return retrySQLite<std::pair<Outcome, std::shared_ptr<NarInfo>>>(
[&]() -> std::pair<Outcome, std::shared_ptr<NarInfo>> {
auto state(_state.lock());
auto & cache(getCache(*state, uri));
auto now = time(0);
auto queryNAR(state->queryNAR.use()
(cache.id)
(hashPart)
(now - settings.ttlNegativeNarInfoCache)
(now - settings.ttlPositiveNarInfoCache));
if (!queryNAR.next())
return {oUnknown, 0};
if (!queryNAR.getInt(0))
return {oInvalid, 0};
auto narInfo = make_ref<NarInfo>();
auto namePart = queryNAR.getStr(1);
narInfo->path = cache.storeDir + "/" +
hashPart + (namePart.empty() ? "" : "-" + namePart);
narInfo->url = queryNAR.getStr(2);
narInfo->compression = queryNAR.getStr(3);
if (!queryNAR.isNull(4))
narInfo->fileHash = Hash(queryNAR.getStr(4));
narInfo->fileSize = queryNAR.getInt(5);
narInfo->narHash = Hash(queryNAR.getStr(6));
narInfo->narSize = queryNAR.getInt(7);
for (auto & r : tokenizeString<Strings>(queryNAR.getStr(8), " "))
narInfo->references.insert(cache.storeDir + "/" + r);
if (!queryNAR.isNull(9))
narInfo->deriver = cache.storeDir + "/" + queryNAR.getStr(9);
for (auto & sig : tokenizeString<Strings>(queryNAR.getStr(10), " "))
narInfo->sigs.insert(sig);
narInfo->ca = queryNAR.getStr(11);
return {oValid, narInfo};
});
}
void upsertNarInfo(
const std::string & uri, const std::string & hashPart,
std::shared_ptr<ValidPathInfo> info) override
{
retrySQLite<void>([&]() {
auto state(_state.lock());
auto & cache(getCache(*state, uri));
if (info) {
auto narInfo = std::dynamic_pointer_cast<NarInfo>(info);
assert(hashPart == storePathToHash(info->path));
state->insertNAR.use()
(cache.id)
(hashPart)
(storePathToName(info->path))
(narInfo ? narInfo->url : "", narInfo != 0)
(narInfo ? narInfo->compression : "", narInfo != 0)
(narInfo && narInfo->fileHash ? narInfo->fileHash.to_string() : "", narInfo && narInfo->fileHash)
(narInfo ? narInfo->fileSize : 0, narInfo != 0 && narInfo->fileSize)
(info->narHash.to_string())
(info->narSize)
(concatStringsSep(" ", info->shortRefs()))
(info->deriver != "" ? baseNameOf(info->deriver) : "", info->deriver != "")
(concatStringsSep(" ", info->sigs))
(info->ca)
(time(0)).exec();
} else {
state->insertMissingNAR.use()
(cache.id)
(hashPart)
(time(0)).exec();
}
});
}
} else {
state->insertMissingNAR.use()(cache.id)(hashPart)(time(0)).exec();
}
});
}
};
ref<NarInfoDiskCache> getNarInfoDiskCache()
{
static ref<NarInfoDiskCache> cache = make_ref<NarInfoDiskCacheImpl>();
return cache;
ref<NarInfoDiskCache> getNarInfoDiskCache() {
static ref<NarInfoDiskCache> cache = make_ref<NarInfoDiskCacheImpl>();
return cache;
}
}
} // namespace nix