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
|
//
// Tests that multi-writes (update/delete) target *all* shards and not just shards in the collection
//
(function() {
'use strict';
var st = new ShardingTest({shards: 3, mongos: 2});
var admin = st.s0.getDB("admin");
var coll = st.s0.getCollection("foo.bar");
assert.commandWorked(admin.runCommand({enableSharding: coll.getDB() + ""}));
st.ensurePrimaryShard(coll.getDB() + "", st.shard0.shardName);
assert.commandWorked(admin.runCommand({shardCollection: coll + "", key: {skey: 1}}));
assert.commandWorked(admin.runCommand({split: coll + "", middle: {skey: 0}}));
assert.commandWorked(admin.runCommand({split: coll + "", middle: {skey: 100}}));
assert.commandWorked(
admin.runCommand({moveChunk: coll + "", find: {skey: 0}, to: st.shard1.shardName}));
assert.commandWorked(
admin.runCommand({moveChunk: coll + "", find: {skey: 100}, to: st.shard2.shardName}));
jsTest.log("Testing multi-update...");
// Put data on all shards
assert.writeOK(st.s0.getCollection(coll.toString()).insert({_id: 0, skey: -1, x: 1}));
assert.writeOK(st.s0.getCollection(coll.toString()).insert({_id: 1, skey: 1, x: 1}));
assert.writeOK(st.s0.getCollection(coll.toString()).insert({_id: 0, skey: 100, x: 1}));
// Non-multi-update doesn't work without shard key
assert.writeError(coll.update({x: 1}, {$set: {updated: true}}, {multi: false}));
assert.writeOK(coll.update({x: 1}, {$set: {updated: true}}, {multi: true}));
// Ensure update goes to *all* shards
assert.neq(null, st.shard0.getCollection(coll.toString()).findOne({updated: true}));
assert.neq(null, st.shard1.getCollection(coll.toString()).findOne({updated: true}));
assert.neq(null, st.shard2.getCollection(coll.toString()).findOne({updated: true}));
// _id update works, and goes to all shards even on the stale mongos
var staleColl = st.s1.getCollection('foo.bar');
assert.writeOK(staleColl.update({_id: 0}, {$set: {updatedById: true}}, {multi: false}));
// Ensure _id update goes to *all* shards
assert.neq(null, st.shard0.getCollection(coll.toString()).findOne({updatedById: true}));
assert.neq(null, st.shard2.getCollection(coll.toString()).findOne({updatedById: true}));
jsTest.log("Testing multi-delete...");
// non-multi-delete doesn't work without shard key
assert.writeError(coll.remove({x: 1}, {justOne: true}));
assert.writeOK(coll.remove({x: 1}, {justOne: false}));
// Ensure delete goes to *all* shards
assert.eq(null, st.shard0.getCollection(coll.toString()).findOne({x: 1}));
assert.eq(null, st.shard1.getCollection(coll.toString()).findOne({x: 1}));
assert.eq(null, st.shard2.getCollection(coll.toString()).findOne({x: 1}));
// Put more on all shards
assert.writeOK(st.shard0.getCollection(coll.toString()).insert({_id: 0, skey: -1, x: 1}));
assert.writeOK(st.shard1.getCollection(coll.toString()).insert({_id: 1, skey: 1, x: 1}));
// Data not in chunks
assert.writeOK(st.shard2.getCollection(coll.toString()).insert({_id: 0, x: 1}));
assert.writeOK(coll.remove({_id: 0}, {justOne: true}));
// Ensure _id delete goes to *all* shards
assert.eq(null, st.shard0.getCollection(coll.toString()).findOne({x: 1}));
assert.eq(null, st.shard2.getCollection(coll.toString()).findOne({x: 1}));
st.stop();
})();
|
