mirror of https://github.com/mongodb/mongo
52 lines
1.6 KiB
JavaScript
52 lines
1.6 KiB
JavaScript
// Test that a delayed secondary in a replica set still succeeds as a sync source.
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// First, we disconnect the primary from the non-delayed secondary. Next, we issue
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// a write to the primary and ensure this write propagates
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// to the disconnected node via the delayed secondary.
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//
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// @tags: [
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// ]
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import {ReplSetTest} from "jstests/libs/replsettest.js";
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import {syncFrom, waitForAllMembers} from "jstests/replsets/rslib.js";
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let replTest = new ReplSetTest({nodes: 3, useBridge: true});
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let nodes = replTest.startSet();
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let config = replTest.getReplSetConfig();
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// ensure member 0 is primary
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config.members[0].priority = 2;
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config.members[1].priority = 0;
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config.members[1].secondaryDelaySecs = 5;
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config.members[2].priority = 0;
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replTest.initiate(config);
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let primary = replTest.getPrimary().getDB(jsTestName());
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// The default WC is majority and stopServerReplication could prevent satisfying any majority
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// 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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replTest.awaitReplication();
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let secondaryConns = replTest.getSecondaries();
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let secondaries = [];
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for (let i in secondaryConns) {
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let d = secondaryConns[i].getDB(jsTestName());
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d.getMongo().setSecondaryOk();
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secondaries.push(d);
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}
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waitForAllMembers(primary);
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nodes[0].disconnect(nodes[2]);
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primary.foo.insert({x: 1});
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syncFrom(nodes[1], nodes[0], replTest);
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// make sure the record still appears in the remote secondary
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assert.soon(function () {
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return secondaries[1].foo.findOne() != null;
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});
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replTest.stopSet();
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