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75 lines
2.5 KiB
JavaScript
75 lines
2.5 KiB
JavaScript
// Test what happens when the profiler (introspect.cpp) wants to log an operation, but the
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// 'system.profiler' collection does not yet exist and is not safe to create, because the operation
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// context is an interrupted state (SERVER-38481).
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//
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// This test restarts the server and requires that data persists across restarts.
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// @tags: [requires_persistence, requires_profiling]
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(function() {
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"use strict";
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load("jstests/libs/check_log.js"); // For checkLog.
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//
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// Start mongo with profiling disabled, create an empty database, and populate it with a
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// collection that has one document.
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//
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let standalone = MongoRunner.runMongod({profile: "0"});
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let db = standalone.getDB("profile_interrupted_op");
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assert.commandWorked(db.dropDatabase());
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let coll = db.getCollection("test");
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assert.commandWorked(coll.insert({a: 1}));
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//
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// Stop the mongod and then restart it, this time with profiling enabled. Note that enabling
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// profiling on a running database would create the 'system.profile' collection, which we don't
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// yet want created for this test.
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//
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MongoRunner.stopMongod(standalone);
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standalone = MongoRunner.runMongod(
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{restart: true, cleanData: false, dbpath: standalone.dbpath, profile: "2"});
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//
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// Execute a query that will get interrupted for exceeding its 'maxTimeMS' value. The profiler
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// will attempt to create the 'system.profile' collection while the operation context is already
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// marked as interrupted.
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//
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db = standalone.getDB("profile_interrupted_op");
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coll = db.getCollection("test");
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const err = assert.throws(function() {
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coll.find({
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$where: function() {
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sleep(3600);
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return true;
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}
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})
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.maxTimeMS(1000)
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.count();
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});
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assert.contains(
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err.code, [ErrorCodes.MaxTimeMSExpired, ErrorCodes.Interrupted, ErrorCodes.InternalError], err);
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//
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// Profiling is not necessary for the rest of the test. We turn it off to make sure it doesn't
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// interfere with any remaining commands.
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//
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db.setProfilingLevel(0);
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//
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// The mongod should print out a warning to indicate the potential need for a manually created
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// 'system.profile' collection.
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//
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checkLog.contains(standalone, "Manually create profile collection");
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//
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// The mongod should not create the 'system.profile' collection automatically.
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//
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const res = db.runCommand({listCollections: 1, filter: {name: "system.profile"}});
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assert.commandWorked(res);
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assert.eq(res.cursor.firstBatch, [], res);
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MongoRunner.stopMongod(standalone);
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})();
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