94 lines
2.6 KiB
JavaScript
94 lines
2.6 KiB
JavaScript
(function() {
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'use strict';
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var test = new ShardingTest({shards: 1, mongos: 1, other: {chunkSize: 1}});
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var mongos = test.s0;
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var mongod = test.shard0;
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var res;
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var dbArray;
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// grab the config db instance by name
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var getDBSection = function(dbsArray, dbToFind) {
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for (var pos in dbsArray) {
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if (dbsArray[pos].name && dbsArray[pos].name === dbToFind)
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return dbsArray[pos];
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}
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return null;
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};
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// Function to verify information for a database entry in listDatabases.
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var dbEntryCheck = function(dbEntry, onConfig) {
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assert.neq(null, dbEntry);
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assert.neq(null, dbEntry.sizeOnDisk);
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assert.eq(false, dbEntry.empty);
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// Check against shards
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var shards = dbEntry.shards;
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assert(shards);
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assert((shards["config"] && onConfig) || (!shards["config"] && !onConfig));
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};
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// Non-config-server db checks.
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{
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assert.commandWorked(mongos.getDB("blah").foo.insert({_id: 1}));
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assert.commandWorked(mongos.getDB("foo").foo.insert({_id: 1}));
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assert.commandWorked(mongos.getDB("raw").foo.insert({_id: 1}));
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res = mongos.adminCommand("listDatabases");
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dbArray = res.databases;
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dbEntryCheck(getDBSection(dbArray, "blah"), false);
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dbEntryCheck(getDBSection(dbArray, "foo"), false);
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dbEntryCheck(getDBSection(dbArray, "raw"), false);
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}
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// Local db is never returned.
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{
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res = mongos.adminCommand("listDatabases");
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dbArray = res.databases;
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assert(!getDBSection(dbArray, 'local'));
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}
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// Admin and config are always reported on the config shard.
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{
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assert.commandWorked(mongos.getDB("admin").test.insert({_id: 1}));
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assert.commandWorked(mongos.getDB("config").test.insert({_id: 1}));
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res = mongos.adminCommand("listDatabases");
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dbArray = res.databases;
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dbEntryCheck(getDBSection(dbArray, "config"), true);
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dbEntryCheck(getDBSection(dbArray, "admin"), true);
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}
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// Config db can be present on config shard and on other shards.
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{
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mongod.getDB("config").foo.insert({_id: 1});
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res = mongos.adminCommand("listDatabases");
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dbArray = res.databases;
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var entry = getDBSection(dbArray, "config");
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dbEntryCheck(entry, true);
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assert(entry["shards"]);
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assert.eq(Object.keys(entry["shards"]).length, 2);
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}
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// Admin db is only reported on the config shard, never on other shards.
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{
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mongod.getDB("admin").foo.insert({_id: 1});
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res = mongos.adminCommand("listDatabases");
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dbArray = res.databases;
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var entry = getDBSection(dbArray, "admin");
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dbEntryCheck(entry, true);
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assert(entry["shards"]);
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assert.eq(Object.keys(entry["shards"]).length, 1);
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}
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test.stop();
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})();
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