Files
mongo/jstests/multiVersion/genericSetFCVUsage/cluster_cardinality_parameter.js
Zac 591928c619 SERVER-108478 JS formatted by prettier and remove clang-format (#39656)
GitOrigin-RevId: 6c8f6aded47f260aa4f7c231b17dae3302cb1e04
2025-08-21 17:27:09 +00:00

89 lines
3.8 KiB
JavaScript

/**
* Tests that the cluster parameter "shardedClusterCardinalityForDirectConns" has the correct value
* after upgrading.
*/
import "jstests/multiVersion/libs/multi_cluster.js";
import {FeatureFlagUtil} from "jstests/libs/feature_flag_util.js";
import {ShardingTest} from "jstests/libs/shardingtest.js";
import {checkClusterParameter} from "jstests/sharding/libs/cluster_cardinality_parameter_util.js";
import {removeShard} from "jstests/sharding/libs/remove_shard_util.js";
function isRSEndpointEnabled(conn) {
return FeatureFlagUtil.isPresentAndEnabled(conn, "ReplicaSetEndpoint");
}
function runTest(hasTwoOrMoreShardsPriorToUpgrade) {
for (let oldVersion of ["last-lts", "last-continuous"]) {
jsTest.log("Running test for " + tojsononeline({oldVersion, hasTwoOrMoreShardsPriorToUpgrade}));
const st = new ShardingTest({
shards: 2,
other: {
mongosOptions: {binVersion: oldVersion},
configOptions: {binVersion: oldVersion},
rsOptions: {binVersion: oldVersion},
rs: true,
},
// By default, our test infrastructure sets the election timeout to a very high value
// (24 hours). For this test, we need a shorter election timeout because it relies on
// nodes running an election when they do not detect an active primary. Therefore, we
// are setting the electionTimeoutMillis to its default value.
initiateWithDefaultElectionTimeout: true,
});
const oldVersionIs73 = MongoRunner.areBinVersionsTheSame("7.3", oldVersion);
checkClusterParameter(st.configRS, true);
checkClusterParameter(st.rs0, true);
checkClusterParameter(st.rs1, true);
if (!hasTwoOrMoreShardsPriorToUpgrade) {
removeShard(st, st.shard1.name);
}
if (!oldVersionIs73) {
// In v7.3, the cluster parameter 'hasTwoOrMoreShards' gets reset to 1 when the number
// of shards goes from 2 to 1. In all other versions (assuming
// featureFlagReplicaSetEndpoint is disabled), the cluster parameter
// will not be reset on removeShard.
checkClusterParameter(st.configRS, true);
checkClusterParameter(st.rs0, true);
}
jsTest.log("Start upgrading the binaries for the cluster");
st.upgradeCluster("latest");
jsTest.log("Finished upgrading the binaries for the cluster");
if (!oldVersionIs73) {
// In v7.0, the cluster parameter 'hasTwoOrMoreShards' gets set to true when the number
// of shards goes from 1 to 2 but doesn't get set to false when the number of shards
// goes down to 1.
checkClusterParameter(st.configRS, true);
checkClusterParameter(st.rs0, true);
}
if (hasTwoOrMoreShardsPriorToUpgrade) {
checkClusterParameter(st.rs1, true);
}
jsTest.log("Start upgrading the FCV for the cluster");
assert.commandWorked(st.s.adminCommand({setFeatureCompatibilityVersion: latestFCV, confirm: true}));
jsTest.log("Finished upgrading the FCV for the cluster");
// The cluster parameter will only be updated on upgrade if the RSEndpoint feature flag is
// enabled. The parameter will also have the updated value if the old version is 7.3.
let expectedValue =
isRSEndpointEnabled(st.configRS.getPrimary()) || oldVersionIs73 ? hasTwoOrMoreShardsPriorToUpgrade : true;
checkClusterParameter(st.configRS, expectedValue);
checkClusterParameter(st.rs0, expectedValue);
if (hasTwoOrMoreShardsPriorToUpgrade) {
checkClusterParameter(st.rs1, true);
}
st.stop();
}
}
runTest(false /* hasTwoOrMoreShardsPriorToUpgrade */);
runTest(true /* hasTwoOrMoreShardsPriorToUpgrade */);