1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
|
/**
* Tests for the 'metrics.query' section of the mongoS serverStatus response dealing with CRUD
* operations.
*/
(function() {
"use strict";
const st = new ShardingTest({shards: 2});
const testDB = st.s.getDB("test");
const testColl = testDB.coll;
const unshardedColl = testDB.unsharded;
assert.commandWorked(st.s0.adminCommand({enableSharding: testDB.getName()}));
st.ensurePrimaryShard(testDB.getName(), st.shard0.shardName);
// Shard testColl on {x:1}, split it at {x:0}, and move chunk {x:1} to shard1.
st.shardColl(testColl, {x: 1}, {x: 0}, {x: 1});
// Insert one document on each shard.
assert.commandWorked(testColl.insert({x: 1, _id: 1}));
assert.commandWorked(testColl.insert({x: -1, _id: 0}));
assert.commandWorked(unshardedColl.insert({x: 1, _id: 1}));
// Verification for 'updateOneOpStyleBroadcastWithExactIDCount' metric.
// Should increment the metric as the update cannot target single shard and are {multi:false}.
assert.commandWorked(testDB.coll.update({_id: "missing"}, {$set: {a: 1}}, {multi: false}));
assert.commandWorked(testDB.coll.update({_id: 1}, {$set: {a: 2}}, {multi: false}));
// Should increment the metric because we broadcast by _id, even though the update subsequently
// fails on the individual shard.
assert.commandFailedWithCode(testDB.coll.update({_id: 1}, {$set: {x: 2}}, {multi: false}), 31025);
assert.commandFailedWithCode(
testDB.coll.update({_id: 1}, {$set: {x: 2, $invalidField: 4}}, {multi: false}),
ErrorCodes.DollarPrefixedFieldName);
let mongosServerStatus = testDB.adminCommand({serverStatus: 1});
// Verify that the above four updates incremented the metric counter.
assert.eq(4, mongosServerStatus.metrics.query.updateOneOpStyleBroadcastWithExactIDCount);
// Shouldn't increment the metric when {multi:true}.
assert.commandWorked(testDB.coll.update({_id: 1}, {$set: {a: 3}}, {multi: true}));
assert.commandWorked(testDB.coll.update({}, {$set: {a: 3}}, {multi: true}));
// Shouldn't increment the metric when update can target single shard.
assert.commandWorked(testDB.coll.update({x: 11}, {$set: {a: 2}}, {multi: false}));
assert.commandWorked(testDB.coll.update({x: 1}, {$set: {a: 2}}, {multi: false}));
// Shouldn't increment the metric for replacement style updates.
assert.commandWorked(testDB.coll.update({_id: 1}, {x: 1, a: 2}));
assert.commandWorked(testDB.coll.update({x: 1}, {x: 1, a: 1}));
// Shouldn't increment the metric when routing fails.
assert.commandFailedWithCode(testDB.coll.update({}, {$set: {x: 2}}, {multi: false}),
ErrorCodes.InvalidOptions);
assert.commandFailedWithCode(testDB.coll.update({_id: 1}, {$set: {x: 2}}, {upsert: true}),
ErrorCodes.ShardKeyNotFound);
// Shouldn't increment the metrics for unsharded collection.
assert.commandWorked(unshardedColl.update({_id: "missing"}, {$set: {a: 1}}, {multi: false}));
assert.commandWorked(unshardedColl.update({_id: 1}, {$set: {a: 2}}, {multi: false}));
// Shouldn't incement the metrics when query had invalid operator.
assert.commandFailedWithCode(
testDB.coll.update({_id: 1, $invalidOperator: 1}, {$set: {a: 2}}, {multi: false}),
ErrorCodes.BadValue);
mongosServerStatus = testDB.adminCommand({serverStatus: 1});
// Verify that only the first four upserts incremented the metric counter.
assert.eq(4, mongosServerStatus.metrics.query.updateOneOpStyleBroadcastWithExactIDCount);
st.stop();
})();
|
