90 lines
2.7 KiB
JavaScript
90 lines
2.7 KiB
JavaScript
/**
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* Utilities for testing writeConcern.
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*/
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// Shards a collection and creates 2 chunks, one on each s of two shards.
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function shardCollectionWithChunks(st, coll) {
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var _db = coll.getDB();
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var numberDoc = 20;
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coll.ensureIndex({x: 1}, {unique: true});
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st.ensurePrimaryShard(_db.toString(), st.shard0.shardName);
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st.shardColl(
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coll.getName(), {x: 1}, {x: numberDoc / 2}, {x: numberDoc / 2}, _db.toString(), true);
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for (var i = 0; i < numberDoc; i++) {
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coll.insert({x: i});
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}
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assert.eq(coll.count(), numberDoc);
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}
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// Stops replication on the given server(s).
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function stopServerReplication(conn) {
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if (conn.length) {
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conn.forEach(function(n) {
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stopServerReplication(n);
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});
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return;
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}
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var errMsg = 'Failed to enable stopOplogFetcher failpoint.';
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assert.commandWorked(
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conn.getDB('admin').runCommand({configureFailPoint: 'stopOplogFetcher', mode: 'alwaysOn'}),
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errMsg);
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}
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// Stops replication at all replicaset secondaries.
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function stopReplicationOnSecondaries(rs) {
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stopServerReplication(rs.getSecondaries());
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}
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// Stops replication at all shard secondaries.
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function stopReplicationOnSecondariesOfAllShards(st) {
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st._rsObjects.forEach(stopReplicationOnSecondaries);
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}
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// Restarts replication on the given server(s).
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function restartServerReplication(conn) {
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if (conn.length) {
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conn.forEach(function(n) {
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restartServerReplication(n);
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});
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return;
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}
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var errMsg = 'Failed to disable stopOplogFetcher failpoint.';
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assert.commandWorked(
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conn.getDB('admin').runCommand({configureFailPoint: 'stopOplogFetcher', mode: 'off'}),
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errMsg);
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}
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// Restarts replication at all nodes in a replicaset.
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function restartReplSetReplication(rs) {
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restartServerReplication(rs.nodes);
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}
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// Restarts replication at all replicaset secondaries.
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function restartReplicationOnSecondaries(rs) {
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restartServerReplication(rs.getSecondaries());
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}
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// Restarts replication at all nodes in a sharded cluster.
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function restartReplicationOnAllShards(st) {
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st._rsObjects.forEach(restartReplSetReplication);
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restartReplSetReplication(st.configRS);
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}
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// Asserts that a writeConcernError was received.
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function assertWriteConcernError(res) {
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assert(res.writeConcernError, "No writeConcernError received, got: " + tojson(res));
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assert(res.writeConcernError.code);
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assert(res.writeConcernError.errmsg);
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}
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// Run the specified command, on the admin database if specified.
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function runCommandCheckAdmin(db, cmd) {
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if (cmd.admin) {
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return db.adminCommand(cmd.req);
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} else {
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return db.runCommand(cmd.req);
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}
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}
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