mirror of https://github.com/mongodb/mongo
32 lines
1.1 KiB
JavaScript
32 lines
1.1 KiB
JavaScript
// Provides methods for inspecting the in-memory and on-disk database caches on shard nodes.
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function checkInMemoryDatabaseVersion(conn, dbName, expectedVersion) {
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const res = conn.adminCommand({getDatabaseVersion: dbName});
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assert.commandWorked(res);
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assert.docEq(
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expectedVersion,
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res.dbVersion,
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conn + " did not have expected in-memory database version for " + dbName,
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);
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}
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function checkOnDiskDatabaseVersion(conn, dbName, authoritativeEntry) {
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const res = conn.getDB("config").runCommand({find: "cache.databases", filter: {_id: dbName}});
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assert.commandWorked(res);
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const cacheEntry = res.cursor.firstBatch[0];
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if (authoritativeEntry === undefined) {
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assert.eq(cacheEntry, undefined);
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} else {
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// Only compare the _id and version fields.
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assert.neq(null, authoritativeEntry._id);
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assert.neq(null, cacheEntry._id);
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assert.eq(authoritativeEntry._id, cacheEntry._id);
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assert.neq(null, authoritativeEntry.version);
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assert.neq(null, cacheEntry.version);
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assert.docEq(authoritativeEntry.version, cacheEntry.version);
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}
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}
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