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SQLite:: Add some convenience

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This commit is contained in:
Eelco Dolstra 2016-08-09 14:27:30 +02:00
parent 6cb4bdf152
commit f294623d1d
4 changed files with 33 additions and 28 deletions
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13
src/libstore/nar-info-disk-cache.cc
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@ -78,21 +78,16 @@ public:
Path dbPath = getCacheDir() + "/nix/binary-cache-v5.sqlite";
createDirs(dirOf(dbPath));
if (sqlite3_open_v2(dbPath.c_str(), &state->db.db,
SQLITE_OPEN_READWRITE | SQLITE_OPEN_CREATE, 0) != SQLITE_OK)
throw Error(format("cannot open store cache ‘%s’") % dbPath);
state->db = SQLite(dbPath);
if (sqlite3_busy_timeout(state->db, 60 * 60 * 1000) != SQLITE_OK)
throwSQLiteError(state->db, "setting timeout");
// We can always reproduce the cache.
if (sqlite3_exec(state->db, "pragma synchronous = off", 0, 0, 0) != SQLITE_OK)
throwSQLiteError(state->db, "making database asynchronous");
if (sqlite3_exec(state->db, "pragma main.journal_mode = truncate", 0, 0, 0) != SQLITE_OK)
throwSQLiteError(state->db, "setting journal mode");
state->db.exec("pragma synchronous = off");
state->db.exec("pragma main.journal_mode = truncate");
if (sqlite3_exec(state->db, schema, 0, 0, 0) != SQLITE_OK)
throwSQLiteError(state->db, "initialising database schema");
state->db.exec(schema);
state->insertCache.create(state->db,
"insert or replace into BinaryCaches(url, timestamp, storeDir, wantMassQuery, priority) values (?, ?, ?, ?, ?)");