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
78
79
80
|
//
// Tests that multi-writes (update/delete) target *all* shards and not just shards in the collection
//
var options = { separateConfig : true };
var st = new ShardingTest({ shards : 3, mongos : 2, other : options });
st.stopBalancer();
var mongos = st.s0;
var admin = mongos.getDB( "admin" );
var shards = mongos.getCollection( "config.shards" ).find().toArray();
var coll = mongos.getCollection( "foo.bar" );
assert( admin.runCommand({ enableSharding : coll.getDB() + "" }).ok );
printjson( admin.runCommand({ movePrimary : coll.getDB() + "", to : shards[0]._id }) );
assert( admin.runCommand({ shardCollection : coll + "", key : { skey : 1 } }).ok );
assert( admin.runCommand({ split : coll + "", middle : { skey : 0 } }).ok );
assert( admin.runCommand({ split : coll + "", middle : { skey : 100 } }).ok );
assert( admin.runCommand({ moveChunk : coll + "",
find : { skey : 0 },
to : shards[1]._id }).ok );
assert( admin.runCommand({ moveChunk : coll + "",
find : { skey : 100 },
to : shards[2]._id }).ok );
st.printShardingStatus();
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 }));
jsTest.log( "DONE!" );
st.stop();
|