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
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
|
// Test that opcounters get incremented properly.
// Write command version also available at jstests/core.
// Remember the global 'db' var
var lastDB = db;
var mongo = new Mongo(db.getMongo().host);
mongo.writeMode = function() { return "legacy"; }
db = mongo.getDB(db.toString());
var t = db.opcounters;
var isMongos = ("isdbgrid" == db.runCommand("ismaster").msg);
var opCounters;
//
// 1. Insert.
//
// - mongod, single insert:
// counted as 1 op if successful, else 0
// - mongod, bulk insert of N with continueOnError=true:
// counted as N ops, regardless of errors
// - mongod, bulk insert of N with continueOnError=false:
// counted as K ops, where K is number of docs successfully inserted
//
// - mongos
// count ops attempted like insert commands
//
t.drop();
// Single insert, no error.
opCounters = db.serverStatus().opcounters;
t.insert({_id:0});
assert(!db.getLastError());
assert.eq(opCounters.insert + 1, db.serverStatus().opcounters.insert);
// Bulk insert, no error.
opCounters = db.serverStatus().opcounters;
t.insert([{_id:1},{_id:2}])
assert(!db.getLastError());
assert.eq(opCounters.insert + 2, db.serverStatus().opcounters.insert);
// Single insert, with error.
opCounters = db.serverStatus().opcounters;
t.insert({_id:0})
print( db.getLastError() )
assert(db.getLastError());
assert.eq(opCounters.insert + (isMongos ? 1 : 0), db.serverStatus().opcounters.insert);
// Bulk insert, with error, continueOnError=false.
opCounters = db.serverStatus().opcounters;
t.insert([{_id:3},{_id:3},{_id:4}])
assert(db.getLastError());
assert.eq(opCounters.insert + (isMongos ? 2 : 1), db.serverStatus().opcounters.insert);
// Bulk insert, with error, continueOnError=true.
var continueOnErrorFlag = 1;
opCounters = db.serverStatus().opcounters;
t.insert([{_id:5},{_id:5},{_id:6}], continueOnErrorFlag)
assert(db.getLastError());
assert.eq(opCounters.insert + 3, db.serverStatus().opcounters.insert);
//
// 2. Update.
//
// - counted as 1 op, regardless of errors
//
t.drop();
t.insert({_id:0});
// Update, no error.
opCounters = db.serverStatus().opcounters;
t.update({_id:0}, {$set:{a:1}});
assert(!db.getLastError());
assert.eq(opCounters.update + 1, db.serverStatus().opcounters.update);
// Update, with error.
opCounters = db.serverStatus().opcounters;
t.update({_id:0}, {$set:{_id:1}});
assert(db.getLastError());
assert.eq(opCounters.update + 1, db.serverStatus().opcounters.update);
//
// 3. Delete.
//
// - counted as 1 op, regardless of errors
//
t.drop();
t.insert([{_id:0},{_id:1}]);
// Delete, no error.
opCounters = db.serverStatus().opcounters;
t.remove({_id:0});
assert(!db.getLastError());
assert.eq(opCounters.delete + 1, db.serverStatus().opcounters.delete);
// Delete, with error.
opCounters = db.serverStatus().opcounters;
t.remove({_id:{$invalidOp:1}});
assert(db.getLastError());
assert.eq(opCounters.delete + 1, db.serverStatus().opcounters.delete);
//
// 4. Query.
//
// - mongod: counted as 1 op, regardless of errors
// - mongos: counted as 1 op if successful, else 0
//
t.drop();
t.insert({_id:0});
// Query, no error.
opCounters = db.serverStatus().opcounters;
t.findOne();
assert.eq(opCounters.query + 1, db.serverStatus().opcounters.query);
// Query, with error.
opCounters = db.serverStatus().opcounters;
assert.throws(function() { t.findOne({_id:{$invalidOp:1}}) });
assert.eq(opCounters.query + (isMongos ? 0 : 1), db.serverStatus().opcounters.query);
//
// 5. Getmore.
//
// - counted as 1 op per getmore issued, regardless of errors
//
t.drop();
t.insert([{_id:0},{_id:1},{_id:2}]);
// Getmore, no error.
opCounters = db.serverStatus().opcounters;
t.find().batchSize(2).toArray(); // 3 documents, batchSize=2 => 1 query + 1 getmore
assert.eq(opCounters.query + 1, db.serverStatus().opcounters.query);
assert.eq(opCounters.getmore + 1, db.serverStatus().opcounters.getmore);
// Getmore, with error (TODO implement when SERVER-5813 is resolved).
//
// 6. Command.
//
// - unrecognized commands not counted
// - recognized commands counted as 1 op, regardless of errors
// - some (recognized) commands can suppress command counting (i.e. aren't counted as commands)
//
t.drop();
t.insert({_id:0})
// Command, recognized, no error.
opCounters = db.serverStatus().opcounters;
assert.eq(opCounters.command + 1, db.serverStatus().opcounters.command); // "serverStatus" counted
// Command, recognized, with error.
opCounters = db.serverStatus().opcounters;
res = t.runCommand("count", {query:{$invalidOp:1}});
assert.eq(0, res.ok);
assert.eq(opCounters.command + 2,
db.serverStatus().opcounters.command); // "serverStatus", "count" counted
// Command, unrecognized.
opCounters = db.serverStatus().opcounters;
res = t.runCommand("command that doesn't exist");
assert.eq(0, res.ok);
//assert.eq(opCounters.command + 1, db.serverStatus().opcounters.command); // "serverStatus" counted
// TODO Replace below with above when SERVER-9038 is resolved (mongos counts unrecognized commands)
assert.eq(opCounters.command + (isMongos ? 2 : 1), db.serverStatus().opcounters.command);
// Command, recognized, counting suppressed (TODO implement when SERVER-9038 is resolved).
// Restore 'db' var
db = lastDB;
|
