mirror of https://github.com/mongodb/mongo
88 lines
3.3 KiB
JavaScript
88 lines
3.3 KiB
JavaScript
/*
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* Test to ensure the secondaryCatchUpPeriodSecs option in the replSetStepDown command is parsed
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* correctly, and will affect the delay appropriately.
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*/
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import {ReplSetTest} from "jstests/libs/replsettest.js";
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import {restartServerReplication, stopServerReplication} from "jstests/libs/write_concern_util.js";
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let name = "stepdown_catch_up_opt";
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// Only 2 nodes, so that we can control whether the secondary is caught up.
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let replTest = new ReplSetTest({name: name, nodes: 2});
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replTest.startSet();
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replTest.initiate();
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replTest.awaitSecondaryNodes();
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let primary = replTest.getPrimary();
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let secondary = replTest.getSecondary();
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// The default WC is majority and stopServerReplication will prevent satisfying any majority writes.
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assert.commandWorked(
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primary.adminCommand({setDefaultRWConcern: 1, defaultWriteConcern: {w: 1}, writeConcern: {w: "majority"}}),
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);
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// Error codes we expect to see.
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// If the secondary is not caught up.
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const noCaughtUpSecondariesCode = ErrorCodes.ExceededTimeLimit;
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// If the stepdown period is shorter than the secondaryCatchUpPeriodSecs argument.
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let stepDownPeriodTooShortCode = 2;
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// If we give a string as an argument instead of an integer.
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let stringNotIntCode = 14;
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// Expect a failure with a string argument.
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assert.commandFailedWithCode(
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primary.getDB("admin").runCommand({replSetStepDown: 10, secondaryCatchUpPeriodSecs: "STR"}),
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stringNotIntCode,
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"Expected string argument to secondaryCatchupPeriodSecs to fail.",
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);
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// Expect a failure with a longer secondaryCatchupPeriodSecs than the stepdown period.
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assert.commandFailedWithCode(
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primary.getDB("admin").runCommand({replSetStepDown: 10, secondaryCatchUpPeriodSecs: 20}),
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stepDownPeriodTooShortCode,
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"Expected replSetStepDown to fail given a stepdown time shorter than" + " secondaryCatchUpPeriodSecs",
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);
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jsTestLog("Stop secondary syncing.");
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stopServerReplication(secondary);
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function disableFailPoint() {
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restartServerReplication(secondary);
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}
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// If any of these assertions fail, we need to disable the fail point in order for the mongod to
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// shut down.
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try {
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jsTestLog("Write to primary to make secondary out of sync.");
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assert.commandWorked(primary.getDB("test").foo.insert({i: 1}), "Failed to insert document.");
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sleep(1000);
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// Secondary is now at least 1 second behind.
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jsTestLog("Try to step down.");
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let startTime = new Date();
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assert.commandFailedWithCode(
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primary.getDB("admin").runCommand({replSetStepDown: 10, secondaryCatchUpPeriodSecs: 2}),
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noCaughtUpSecondariesCode,
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"Expected replSetStepDown to fail, since no secondaries should be caught up.",
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);
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let endTime = new Date();
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// Ensure it took at least 2 second to time out. Adjust the timeout a little bit
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// for the precision issue of clock on Windows 2K8.
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assert.lte(1.95, (endTime - startTime) / 1000, "Expected replSetStepDown command to fail after 2 seconds.");
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} catch (err) {
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disableFailPoint();
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throw err;
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}
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disableFailPoint();
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// Make sure the primary hasn't changed, since all stepdowns should have failed.
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let primaryStatus = primary.getDB("admin").runCommand({replSetGetStatus: 1});
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assert.commandWorked(primaryStatus, "replSetGetStatus failed.");
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assert.eq(primaryStatus.myState, ReplSetTest.State.PRIMARY, "Expected original primary node to still be primary");
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replTest.stopSet();
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