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/**
* Tests that reshardCollection succeeds when a participant experiences a failover or clean/unclean
* restart during the operation.
* Multiversion testing does not support tests that kill and restart nodes. So we had to add the
* 'multiversion_incompatible' tag.
* @tags: [
* uses_atclustertime,
* multiversion_incompatible
* ]
*/
(function() {
"use strict";
load("jstests/libs/discover_topology.js");
load("jstests/sharding/libs/resharding_test_fixture.js");
const reshardingTest = new ReshardingTest({numDonors: 2, numRecipients: 2, enableElections: true});
reshardingTest.setup();
const donorShardNames = reshardingTest.donorShardNames;
const recipientShardNames = reshardingTest.recipientShardNames;
const sourceCollection = reshardingTest.createShardedCollection({
ns: "reshardingDb.coll",
shardKeyPattern: {oldKey: 1},
chunks: [
{min: {oldKey: MinKey}, max: {oldKey: 0}, shard: donorShardNames[0]},
{min: {oldKey: 0}, max: {oldKey: MaxKey}, shard: donorShardNames[1]},
],
});
assert.commandWorked(sourceCollection.insert([
{_id: "stays on shard0", oldKey: -10, newKey: -10},
{_id: "moves to shard0", oldKey: 10, newKey: -10},
{_id: "moves to shard1", oldKey: -10, newKey: 10},
{_id: "stays on shard1", oldKey: 10, newKey: 10},
]));
reshardingTest.withReshardingInBackground(
{
newShardKeyPattern: {newKey: 1},
newChunks: [
{min: {newKey: MinKey}, max: {newKey: 0}, shard: recipientShardNames[0]},
{min: {newKey: 0}, max: {newKey: MaxKey}, shard: recipientShardNames[1]},
],
},
(tempNs) => {
reshardingTest.stepUpNewPrimaryOnShard(donorShardNames[0]);
reshardingTest.killAndRestartPrimaryOnShard(recipientShardNames[0]);
reshardingTest.shutdownAndRestartPrimaryOnShard(recipientShardNames[1]);
});
reshardingTest.teardown();
})();
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