244 lines
8.8 KiB
JavaScript
244 lines
8.8 KiB
JavaScript
// Check that the output from printShardingStatus() (aka sh.status())
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// contains important information that it should, like the major section
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// headings and the names of sharded collections and their shard keys.
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(function () {
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var st = new ShardingTest({ shards: 1, mongos: 2, config: 1, other: { smallfiles: true } });
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var mongos = st.s0;
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var admin = mongos.getDB( "admin" );
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function grabStatusOutput(configdb, verbose) {
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var res = print.captureAllOutput( function () {
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return printShardingStatus(configdb, verbose);
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} );
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var output = res.output.join("\n");
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jsTestLog(output);
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return output;
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}
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function assertPresentInOutput(output, content, what) {
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assert(output.includes(content), what + " \"" + content + "\" NOT present in output of "
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+ "printShardingStatus() (but it should be)");
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}
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function assertNotPresentInOutput(output, content, what) {
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assert( ! output.includes(content), what + " \"" + content + "\" IS present in output of "
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+ "printShardingStatus() (but it should not be)");
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}
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////////////////////////
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// Basic tests
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////////////////////////
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var dbName = "thisIsTheDatabase";
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var collName = "thisIsTheCollection";
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var shardKeyName = "thisIsTheShardKey";
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var nsName = dbName + "." + collName;
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assert.commandWorked( admin.runCommand({ enableSharding: dbName }) );
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var key = {};
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key[shardKeyName] = 1;
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assert.commandWorked( admin.runCommand({ shardCollection: nsName, key: key }) );
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function testBasic(output) {
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assertPresentInOutput(output, "shards:", "section header");
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assertPresentInOutput(output, "databases:", "section header");
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assertPresentInOutput(output, "balancer:", "section header");
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assertPresentInOutput(output, "active mongoses:", "section header");
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assertNotPresentInOutput(output, "most recently active mongoses:", "section header");
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assertPresentInOutput(output, dbName, "database");
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assertPresentInOutput(output, collName, "collection");
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assertPresentInOutput(output, shardKeyName, "shard key");
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}
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function testBasicNormalOnly(output) {
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assertPresentInOutput(output, tojson(version) + " : 2\n", "active mongos version");
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}
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function testBasicVerboseOnly(output) {
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assertPresentInOutput(output, '"mongoVersion" : ' + tojson(version), "active mongos version");
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assertPresentInOutput(output, '"_id" : ' + tojson(s1Host), "active mongos hostname");
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assertPresentInOutput(output, '"_id" : ' + tojson(s2Host), "active mongos hostname");
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}
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var buildinfo = assert.commandWorked( mongos.adminCommand("buildinfo") );
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var serverStatus1 = assert.commandWorked( mongos.adminCommand("serverStatus") );
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var serverStatus2 = assert.commandWorked( st.s1.adminCommand("serverStatus") );
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var version = buildinfo.version;
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var s1Host = serverStatus1.host;
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var s2Host = serverStatus2.host;
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// Normal, active mongoses
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var outputNormal = grabStatusOutput(st.config, false);
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testBasic(outputNormal);
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testBasicNormalOnly(outputNormal);
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var outputVerbose = grabStatusOutput(st.config, true);
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testBasic(outputVerbose);
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testBasicVerboseOnly(outputVerbose);
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// Take a copy of the config db, in order to test the harder-to-setup cases below.
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// TODO: Replace this manual copy with copydb once SERVER-13080 is fixed.
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var config = mongos.getDB("config");
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var configCopy = mongos.getDB("configCopy");
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config.getCollectionInfos().forEach( function (c) {
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// Create collection with options.
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assert.commandWorked( configCopy.createCollection(c.name, c.options) );
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// Clone the docs.
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config.getCollection(c.name).find().snapshot().forEach( function (d) {
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assert.writeOK( configCopy.getCollection(c.name).insert(d) );
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} );
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// Build the indexes.
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config.getCollection(c.name).getIndexes().forEach( function (i) {
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var key = i.key;
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delete i.key;
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delete i.ns;
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delete i.v;
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assert.commandWorked( configCopy.getCollection(c.name).ensureIndex(key, i) );
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} );
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} );
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// Inactive mongoses
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// Make the first ping be older than now by 1 second more than the threshold
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// Make the second ping be older still by the same amount again
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var pingAdjustMs = 60000 + 1000;
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var then = new Date();
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then.setTime(then.getTime() - pingAdjustMs);
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configCopy.mongos.update( { _id: s1Host }, { $set: { ping: then } } );
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then.setTime(then.getTime() - pingAdjustMs);
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configCopy.mongos.update( { _id: s2Host }, { $set: { ping: then } } );
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var output = grabStatusOutput(configCopy, false);
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assertPresentInOutput(output, "most recently active mongoses:", "section header");
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assertPresentInOutput(output, tojson(version) + " : 1\n", "recent mongos version");
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var output = grabStatusOutput(configCopy, true);
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assertPresentInOutput(output, "most recently active mongoses:", "section header");
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assertPresentInOutput(output, '"_id" : ' + tojson(s1Host), "recent mongos hostname");
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assertNotPresentInOutput(output, '"_id" : ' + tojson(s2Host), "old mongos hostname");
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// Older mongoses
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configCopy.mongos.remove( { _id: s1Host } );
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var output = grabStatusOutput(configCopy, false);
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assertPresentInOutput(output, "most recently active mongoses:", "section header");
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assertPresentInOutput(output, tojson(version) + " : 1\n", "recent mongos version");
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var output = grabStatusOutput(configCopy, true);
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assertPresentInOutput(output, "most recently active mongoses:", "section header");
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assertNotPresentInOutput(output, '"_id" : ' + tojson(s1Host), "removed mongos hostname");
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assertPresentInOutput(output, '"_id" : ' + tojson(s2Host), "recent mongos hostname");
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// No mongoses at all
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configCopy.mongos.remove({});
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var output = grabStatusOutput(configCopy, false);
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assertPresentInOutput(output, "most recently active mongoses:\n\tnone", "no mongoses");
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var output = grabStatusOutput(configCopy, true);
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assertPresentInOutput(output, "most recently active mongoses:\n\tnone", "no mongoses (verbose)");
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assert( mongos.getDB(dbName).dropDatabase() );
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////////////////////////
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// Extended tests
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////////////////////////
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var testCollDetailsNum = 0;
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function testCollDetails(args) {
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if (args === undefined || typeof(args) != "object") {
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args = {};
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}
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var getCollName = function (x) { return "test.test" + x.zeroPad(4); };
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var collName = getCollName(testCollDetailsNum);
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var cmdObj = { shardCollection: collName, key: { _id: 1 } };
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if (args.unique) {
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cmdObj.unique = true;
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}
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assert.commandWorked( admin.runCommand(cmdObj) );
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if (args.hasOwnProperty("unique")) {
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assert.writeOK( mongos.getDB("config").collections.update({ _id : collName },
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{ $set : { "unique" : args.unique } }) );
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}
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if (args.hasOwnProperty("noBalance")) {
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assert.writeOK( mongos.getDB("config").collections.update({ _id : collName },
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{ $set : { "noBalance" : args.noBalance } }) );
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}
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var output = grabStatusOutput(st.config);
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assertPresentInOutput(output, collName, "collection");
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// If any of the previous collection names are present, then their optional indicators
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// might also be present. This might taint the results when we go searching through
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// the output.
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// This also means that earlier collNames can't be a prefix of later collNames.
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for (var i = 0; i < testCollDetailsNum; i++) {
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assertNotPresentInOutput(output, getCollName(i), "previous collection");
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}
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assertPresentInOutput(output, "unique: " + (!!args.unique), "unique shard key indicator");
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if (args.hasOwnProperty("unique") && typeof(args.unique) != "boolean") {
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// non-bool: actual value must be shown
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assertPresentInOutput(output, tojson(args.unique), "unique shard key indicator (non bool)");
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}
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assertPresentInOutput(output,
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"balancing: " + (!args.noBalance),
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"balancing indicator (inverse of noBalance)");
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if (args.hasOwnProperty("noBalance") && typeof(args.noBalance) != "boolean") {
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// non-bool: actual value must be shown
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assertPresentInOutput(output, tojson(args.noBalance), "noBalance indicator (non bool)");
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}
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assert( mongos.getCollection(collName).drop() );
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testCollDetailsNum++;
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}
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assert.commandWorked( admin.runCommand({ enableSharding: "test" }) );
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// Defaults
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testCollDetails({ });
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// Expected values
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testCollDetails({ unique: false, noBalance: false });
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testCollDetails({ unique: true, noBalance: true });
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// Unexpected truthy values
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testCollDetails({ unique: "truthy unique value 1", noBalance: "truthy noBalance value 1" });
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testCollDetails({ unique: 1, noBalance: 1 });
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testCollDetails({ unique: -1, noBalance: -1 });
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testCollDetails({ unique: {}, noBalance: {} });
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// Unexpected falsy values
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testCollDetails({ unique: "", noBalance: "" });
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testCollDetails({ unique: 0, noBalance: 0 });
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assert( mongos.getDB("test").dropDatabase() );
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st.stop();
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})();
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