forked from honeycombio/honeytail
-
Notifications
You must be signed in to change notification settings - Fork 0
/
Copy pathpostgresql_test.go
353 lines (341 loc) · 14.7 KB
/
postgresql_test.go
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
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
package postgresql
import (
"strings"
"sync"
"testing"
"time"
"github.com/honeycombio/honeytail/event"
"github.com/stretchr/testify/assert"
)
// Test parsing individual log statements with different prefix formats.
func TestSingleQueryParsing(t *testing.T) {
testcases := []struct {
description string
in string
prefixFormat string
expected event.Event
}{
{
description: "parse a multiline log statement from a default postgres 9.5 log",
in: `2017-11-07 23:05:16 UTC [3053-3] postgres@postgres LOG: duration: 0.681 ms statement: SELECT d.datname as "Name",
pg_catalog.pg_get_userbyid(d.datdba) as "Owner",
pg_catalog.pg_encoding_to_char(d.encoding) as "Encoding",
d.datcollate as "Collate",
d.datctype as "Ctype",
pg_catalog.array_to_string(d.datacl, E'\n') AS "Access privileges"
FROM pg_catalog.pg_database d
ORDER BY 1;`,
prefixFormat: "%t [%p-%l] %u@%d",
expected: event.Event{
Timestamp: time.Date(2017, 11, 7, 23, 5, 16, 0, time.UTC),
Data: map[string]interface{}{
"user": "postgres",
"database": "postgres",
"duration": 0.681,
"pid": 3053,
"session_line_number": 3,
"query": "SELECT d.datname as \"Name\", pg_catalog.pg_get_userbyid(d.datdba) as \"Owner\", pg_catalog.pg_encoding_to_char(d.encoding) as \"Encoding\", d.datcollate as \"Collate\", d.datctype as \"Ctype\", pg_catalog.array_to_string(d.datacl, E'\\n') AS \"Access privileges\" FROM pg_catalog.pg_database d ORDER BY 1;",
"normalized_query": "select d.datname as ?, pg_catalog.pg_get_userbyid(d.datdba) as ?, pg_catalog.pg_encoding_to_char(d.encoding) as ?, d.datcollate as ?, d.datctype as ?, pg_catalog.array_to_string(d.datacl, e?) as ? from pg_catalog.pg_database d order by ?;",
},
},
},
{
description: "extract everything you can put in a line prefix",
in: `2017-11-08 03:02:49.314 UTC [8544-1] postgres@test (3/0) (0) (00000) (2017-11-08 03:02:38 UTC) (psql)LOG: duration: 2.753 ms statement: select * from test;`,
prefixFormat: `%m [%p-%l] %q%u@%d (%v) (%x) (%e) (%s) (%a)`,
expected: event.Event{
Timestamp: time.Date(2017, 11, 8, 3, 2, 49, 314000000, time.UTC),
Data: map[string]interface{}{
"user": "postgres",
"database": "test",
"duration": 2.753,
"pid": 8544,
"session_line_number": 1,
"virtual_transaction_id": "3/0",
"transaction_id": "0",
"sql_state": "00000",
"session_start": "2017-11-08 03:02:38 UTC",
"application": "psql",
"query": "select * from test;",
"normalized_query": "select * from test;",
},
},
},
{
description: "extract the event timestamp from a unix time",
in: `1510258541402 [8544-1] postgres@test LOG: duration: 2.753 ms statement: select * from test;`,
prefixFormat: "%n [%p-%l] %u@%d",
expected: event.Event{
Timestamp: time.Date(2017, 11, 9, 20, 15, 41, 402000000, time.UTC),
Data: map[string]interface{}{
"user": "postgres",
"database": "test",
"duration": 2.753,
"pid": 8544,
"session_line_number": 1,
"query": "select * from test;",
"normalized_query": "select * from test;",
},
},
},
{
description: "parse a prepared statement",
in: `2017-11-07 23:05:16 UTC [3053-3] postgres@postgres LOG: duration: 0.681 ms execute sbstmt-1751784287-397260381: SELECT c FROM sbtest1 WHERE id=$1`,
prefixFormat: "%t [%p-%l] %u@%d",
expected: event.Event{
Timestamp: time.Date(2017, 11, 7, 23, 5, 16, 0, time.UTC),
Data: map[string]interface{}{
"user": "postgres",
"database": "postgres",
"duration": 0.681,
"pid": 3053,
"session_line_number": 3,
"query": "SELECT c FROM sbtest1 WHERE id=$1",
"normalized_query": "select c from sbtest1 where id=$?",
},
},
},
{
description: "extract the trace id and parent id from a flat comment",
in: `1510258541402 [8544-1] postgres@test LOG: duration: 2.753 ms statement: select * from test /* trace_id='5bd66ef5095369c7b0d1f8f4bd33716a', parent_id='c532cb4098ac3dd2' */`,
prefixFormat: "%n [%p-%l] %u@%d",
expected: event.Event{
Timestamp: time.Date(2017, 11, 9, 20, 15, 41, 402000000, time.UTC),
Data: map[string]interface{}{
"user": "postgres",
"database": "test",
"duration": 2.753,
"pid": 8544,
"session_line_number": 1,
"query": "select * from test /* trace_id='5bd66ef5095369c7b0d1f8f4bd33716a', parent_id='c532cb4098ac3dd2' */",
"normalized_query": "select * from test",
"tables": "test",
"trace.trace_id": "5bd66ef5095369c7b0d1f8f4bd33716a",
"trace.parent_id": "c532cb4098ac3dd2",
},
},
},
{
description: "extract the trace id and parent id from a flat comment with different quotes",
in: `1510258541402 [8544-1] postgres@test LOG: duration: 2.753 ms statement: select * from test /* trace_id="5bd66ef5095369c7b0d1f8f4bd33716a", parent_id="c532cb4098ac3dd2" */`,
prefixFormat: "%n [%p-%l] %u@%d",
expected: event.Event{
Timestamp: time.Date(2017, 11, 9, 20, 15, 41, 402000000, time.UTC),
Data: map[string]interface{}{
"user": "postgres",
"database": "test",
"duration": 2.753,
"pid": 8544,
"session_line_number": 1,
"query": "select * from test /* trace_id=\"5bd66ef5095369c7b0d1f8f4bd33716a\", parent_id=\"c532cb4098ac3dd2\" */",
"normalized_query": "select * from test",
"tables": "test",
"trace.trace_id": "5bd66ef5095369c7b0d1f8f4bd33716a",
"trace.parent_id": "c532cb4098ac3dd2",
},
},
},
{
description: "extract the trace id and parent id from a flat comment in different order",
in: `1510258541402 [8544-1] postgres@test LOG: duration: 2.753 ms statement: select * from test /* parent_id='c532cb4098ac3dd2' trace_id='5bd66ef5095369c7b0d1f8f4bd33716a' */`,
prefixFormat: "%n [%p-%l] %u@%d",
expected: event.Event{
Timestamp: time.Date(2017, 11, 9, 20, 15, 41, 402000000, time.UTC),
Data: map[string]interface{}{
"user": "postgres",
"database": "test",
"duration": 2.753,
"pid": 8544,
"session_line_number": 1,
"query": "select * from test /* parent_id='c532cb4098ac3dd2' trace_id='5bd66ef5095369c7b0d1f8f4bd33716a' */",
"normalized_query": "select * from test",
"tables": "test",
"trace.trace_id": "5bd66ef5095369c7b0d1f8f4bd33716a",
"trace.parent_id": "c532cb4098ac3dd2",
},
},
},
{
description: "extract the trace id and parent id from a deep comment",
in: `2017-11-07 23:05:16 UTC [3053-3] postgres@postgres LOG: duration: 0.681 ms statement: SELECT d.datname as "Name",
pg_catalog.pg_get_userbyid(d.datdba) as "Owner",
pg_catalog.pg_encoding_to_char(d.encoding) as "Encoding",
d.datcollate as "Collate",
d.datctype as "Ctype",
pg_catalog.array_to_string(d.datacl, E'\n') AS "Access privileges"
FROM pg_catalog.pg_database d
ORDER BY 1 /* trace.trace_id='5bd66ef5095369c7b0d1f8f4bd33716a', trace.parent_id='c532cb4098ac3dd2' */;`,
prefixFormat: "%t [%p-%l] %u@%d",
expected: event.Event{
Timestamp: time.Date(2017, 11, 7, 23, 5, 16, 0, time.UTC),
Data: map[string]interface{}{
"user": "postgres",
"database": "postgres",
"duration": 0.681,
"pid": 3053,
"session_line_number": 3,
"query": "SELECT d.datname as \"Name\", pg_catalog.pg_get_userbyid(d.datdba) as \"Owner\", pg_catalog.pg_encoding_to_char(d.encoding) as \"Encoding\", d.datcollate as \"Collate\", d.datctype as \"Ctype\", pg_catalog.array_to_string(d.datacl, E'\\n') AS \"Access privileges\" FROM pg_catalog.pg_database d ORDER BY 1 /* trace.trace_id='5bd66ef5095369c7b0d1f8f4bd33716a', trace.parent_id='c532cb4098ac3dd2' */;",
"normalized_query": "select d.datname as ?, pg_catalog.pg_get_userbyid(d.datdba) as ?, pg_catalog.pg_encoding_to_char(d.encoding) as ?, d.datcollate as ?, d.datctype as ?, pg_catalog.array_to_string(d.datacl, e?) as ? from pg_catalog.pg_database d order by ? /* trace.trace_id=?, trace.parent_id=? */;",
"trace.trace_id": "5bd66ef5095369c7b0d1f8f4bd33716a",
"trace.parent_id": "c532cb4098ac3dd2",
},
},
},
{
description: "extract the trace id and parent id from a traceparent",
in: `1510258541402 [8544-1] postgres@test LOG: duration: 2.753 ms statement: select * from test /* traceparent='00-5bd66ef5095369c7b0d1f8f4bd33716a-c532cb4098ac3dd2-01', */`,
prefixFormat: "%n [%p-%l] %u@%d",
expected: event.Event{
Timestamp: time.Date(2017, 11, 9, 20, 15, 41, 402000000, time.UTC),
Data: map[string]interface{}{
"user": "postgres",
"database": "test",
"duration": 2.753,
"pid": 8544,
"session_line_number": 1,
"query": "select * from test /* traceparent='00-5bd66ef5095369c7b0d1f8f4bd33716a-c532cb4098ac3dd2-01', */",
"normalized_query": "select * from test",
"tables": "test",
"trace.trace_id": "5bd66ef5095369c7b0d1f8f4bd33716a",
"trace.parent_id": "c532cb4098ac3dd2",
},
},
},
}
for _, tc := range testcases {
t.Run(tc.description, func(t *testing.T) {
in := make(chan []string)
out := make(chan event.Event)
p := Parser{}
p.Init(&Options{LogLinePrefix: tc.prefixFormat})
wg := &sync.WaitGroup{}
wg.Add(1)
go p.handleEvents(in, out, wg)
in <- strings.Split(tc.in, "\n")
close(in)
got := <-out
assert.Equal(t, tc.expected, got)
})
}
}
// Test grouping and parsing multiple log statements.
func TestMultipleQueryParsing(t *testing.T) {
in := `
2017-11-07 01:43:18 UTC [3542-5] postgres@test LOG: duration: 9.263 ms statement: INSERT INTO test (id, name, value) VALUES (1, 'Alice', 'foo');
2017-11-07 01:43:27 UTC [3542-6] postgres@test LOG: duration: 0.841 ms statement: INSERT INTO test (id, name, value) VALUES (2, 'Bob', 'bar');
2017-11-07 01:43:39 UTC [3542-7] postgres@test LOG: duration: 15.577 ms statement: SELECT * FROM test
WHERE id=1;
2017-11-07 01:43:42 UTC [3542-8] postgres@test LOG: duration: 0.501 ms statement: SELECT * FROM test
WHERE id=2;
`
out := []event.Event{
{
Timestamp: time.Date(2017, 11, 7, 1, 43, 18, 0, time.UTC),
Data: map[string]interface{}{
"user": "postgres",
"database": "test",
"duration": 9.263,
"pid": 3542,
"session_line_number": 5,
"query": "INSERT INTO test (id, name, value) VALUES (1, 'Alice', 'foo');",
"normalized_query": "insert into test (id, name, value) values (?, ?, ?);",
},
},
{
Timestamp: time.Date(2017, 11, 7, 1, 43, 27, 0, time.UTC),
Data: map[string]interface{}{
"user": "postgres",
"database": "test",
"duration": 0.841,
"pid": 3542,
"session_line_number": 6,
"query": "INSERT INTO test (id, name, value) VALUES (2, 'Bob', 'bar');",
"normalized_query": "insert into test (id, name, value) values (?, ?, ?);",
},
},
{
Timestamp: time.Date(2017, 11, 7, 1, 43, 39, 0, time.UTC),
Data: map[string]interface{}{
"user": "postgres",
"database": "test",
"duration": 15.577,
"pid": 3542,
"session_line_number": 7,
"query": "SELECT * FROM test WHERE id=1;",
"normalized_query": "select * from test where id=?;",
},
},
{
Timestamp: time.Date(2017, 11, 7, 1, 43, 42, 0, time.UTC),
Data: map[string]interface{}{
"user": "postgres",
"database": "test",
"duration": 0.501,
"pid": 3542,
"session_line_number": 8,
"query": "SELECT * FROM test WHERE id=2;",
"normalized_query": "select * from test where id=?;",
},
},
}
parser := Parser{}
parser.Init(nil)
inChan := make(chan string)
sendChan := make(chan event.Event, 4)
go parser.ProcessLines(inChan, sendChan, nil)
for _, line := range strings.Split(in, "\n") {
inChan <- line
}
close(inChan)
for _, expected := range out {
got := <-sendChan
assert.Equal(t, expected, got)
}
}
// Test handling log statements that aren't slow query logs
func TestSkipNonQueryLogLines(t *testing.T) {
parser := Parser{}
parser.Init(nil)
testcases := []string{
"la la la",
"2017-11-06 19:20:32 UTC [11534-2] LOG: autovacuum launcher shutting down",
"2017-11-07 01:43:39 UTC [3542-7] postgres@test ERROR: relation \"test\" does not exist at character 15",
}
for _, tc := range testcases {
lineGroup := []string{tc}
ev := parser.handleEvent(lineGroup)
assert.Nil(t, ev)
}
}
func TestEnsureRegexMatchesBeginningOfLine(t *testing.T) {
parser := Parser{}
parser.Init(&Options{
// missing "[PUCE] " prefix
LogLinePrefix: "[%p-%l] sql_error_code = %e",
})
line := "[PUCE] [200-1] sql_error_code = 00000 LOG: duration: 1050.729 ms execute <unnamed>: UPDATE \"repositories\" SET \"current_build_id\" = 341933279, \"updated_at\" = '2018-02-15 15:21:55.174858' WHERE \"repositories\".\"id\" = 16235973"
lineGroup := []string{line}
got := parser.handleEvent(lineGroup)
assert.Nil(t, got)
}
func TestCustomLogLinePrefix(t *testing.T) {
parser := Parser{}
parser.Init(&Options{
LogLinePrefix: "[PUCE] [%p-%l] sql_error_code = %e",
})
line := "[PUCE] [200-1] sql_error_code = 00000 LOG: duration: 1050.729 ms execute <unnamed>: UPDATE \"repositories\" SET \"current_build_id\" = 341933279, \"updated_at\" = '2018-02-15 15:21:55.174858' WHERE \"repositories\".\"id\" = 16235973"
expected := &event.Event{
Timestamp: time.Date(0001, 1, 1, 0, 0, 0, 0, time.UTC),
Data: map[string]interface{}{
"duration": 1050.729,
"pid": 200,
"session_line_number": 1,
"query": "UPDATE \"repositories\" SET \"current_build_id\" = 341933279, \"updated_at\" = '2018-02-15 15:21:55.174858' WHERE \"repositories\".\"id\" = 16235973",
"normalized_query": "update ? set ? = ?, ? = ? where ?.? = ?",
"sql_state": "00000",
},
}
lineGroup := []string{line}
got := parser.handleEvent(lineGroup)
assert.Equal(t, expected, got)
}