forked from alpacahq/quickfix
/
sqlstore.go
478 lines (430 loc) · 15 KB
/
sqlstore.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
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
// Copyright (c) quickfixengine.org All rights reserved.
//
// This file may be distributed under the terms of the quickfixengine.org
// license as defined by quickfixengine.org and appearing in the file
// LICENSE included in the packaging of this file.
//
// This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING
// THE WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A
// PARTICULAR PURPOSE.
//
// See http://www.quickfixengine.org/LICENSE for licensing information.
//
// Contact ask@quickfixengine.org if any conditions of this licensing
// are not clear to you.
package quickfix
import (
"database/sql"
"errors"
"fmt"
"time"
"github.com/cryptogarageinc/quickfix-go/config"
"github.com/jinzhu/gorm"
)
type sqlStoreFactory struct {
settings *Settings
}
type sqlStore struct {
sessionID SessionID
cache *memoryStore
sqlDriver string
sqlDataSourceName string
sqlConnMaxLifetime time.Duration
sqlConnMaxIdle int
sqlConnMaxOpen int
db *gorm.DB
*messageBuilder
}
type dbSettings struct {
connMaxLifetime time.Duration
connMaxIdle int
connMaxOpen int
}
// NewSQLStoreFactory returns a sql-based implementation of MessageStoreFactory.
func NewSQLStoreFactory(settings *Settings) MessageStoreFactory {
return sqlStoreFactory{settings: settings}
}
// Create creates a new SQLStore implementation of the MessageStore interface.
func (f sqlStoreFactory) Create(sessionID SessionID) (msgStore MessageStore, err error) {
var sqlDriver string
var sqlDataSourceName string
sqlConnMaxLifetime := 0 * time.Second
sqlConnMaxIdle := 0
sqlConnMaxOpen := 0
settings := make([]*SessionSettings, 1, 2)
settings[0] = f.settings.GlobalSettings()
if sessionSettings, ok := f.settings.SessionSettings()[sessionID]; ok {
settings = append(settings, sessionSettings)
}
for _, sessionSettings := range settings {
if sessionSettings.HasSetting(config.SQLStoreDriver) {
sqlDriver, err = sessionSettings.Setting(config.SQLStoreDriver)
if err != nil {
return nil, err
}
}
if sessionSettings.HasSetting(config.SQLStoreDataSourceName) {
sqlDataSourceName, err = sessionSettings.Setting(config.SQLStoreDataSourceName)
if err != nil {
return nil, err
}
}
if sessionSettings.HasSetting(config.SQLStoreConnMaxLifetime) {
sqlConnMaxLifetime, err = sessionSettings.DurationSetting(config.SQLStoreConnMaxLifetime)
if err != nil {
return nil, err
}
}
if sessionSettings.HasSetting(config.SQLStoreConnMaxIdle) {
sqlConnMaxIdle, err = sessionSettings.IntSetting(config.SQLStoreConnMaxIdle)
if err != nil {
return nil, err
}
}
if sessionSettings.HasSetting(config.SQLStoreConnMaxOpen) {
sqlConnMaxOpen, err = sessionSettings.IntSetting(config.SQLStoreConnMaxOpen)
if err != nil {
return nil, err
}
}
}
if len(sqlDriver) == 0 {
return nil, fmt.Errorf("SQLStoreDriver configuration is not found. session: %v", sessionID)
} else if len(sqlDataSourceName) == 0 {
return nil, fmt.Errorf("SQLStoreDataSourceName configuration is not found. session: %v", sessionID)
}
return newSQLStore(sessionID, sqlDriver, sqlDataSourceName, dbSettings{
connMaxLifetime: sqlConnMaxLifetime,
connMaxIdle: sqlConnMaxIdle,
connMaxOpen: sqlConnMaxOpen,
})
}
func newSQLStore(sessionID SessionID, driver string, dataSourceName string, dbs dbSettings) (store *sqlStore, err error) {
store = &sqlStore{
sessionID: sessionID,
cache: &memoryStore{},
sqlDriver: driver,
sqlDataSourceName: dataSourceName,
sqlConnMaxLifetime: dbs.connMaxLifetime,
sqlConnMaxIdle: dbs.connMaxIdle,
sqlConnMaxOpen: dbs.connMaxOpen,
}
store.messageBuilder = newMessageBuilder(store)
store.cache.Reset()
if store.db, err = gorm.Open(store.sqlDriver, store.sqlDataSourceName); err != nil {
return nil, err
}
store.db.DB().SetConnMaxLifetime(dbs.connMaxLifetime)
store.db.DB().SetMaxIdleConns(dbs.connMaxIdle)
store.db.DB().SetMaxOpenConns(dbs.connMaxOpen)
if err = store.db.DB().Ping(); err != nil { // ensure immediate connection
return nil, err
}
if err = store.populateCache(); err != nil {
return nil, err
}
return store, nil
}
// Reset deletes the store records and sets the seqnums back to 1.
func (store *sqlStore) Reset() (err error) {
if store.db == nil {
return ErrAccessToClosedStore
}
return store.reset(store.db)
}
func (store *sqlStore) reset(tx *gorm.DB) (err error) {
s := store.sessionID
if err = tx.Exec(`DELETE FROM messages
WHERE beginstring = ? AND session_qualifier = ?
AND sendercompid = ? AND sendersubid = ? AND senderlocid = ?
AND targetcompid = ? AND targetsubid = ? AND targetlocid = ?`,
s.BeginString, s.Qualifier,
s.SenderCompID, s.SenderSubID, s.SenderLocationID,
s.TargetCompID, s.TargetSubID, s.TargetLocationID).Error; err != nil {
return err
}
if err = store.cache.Reset(); err != nil {
return err
}
return tx.Exec(`UPDATE sessions
SET creation_time = ?, incoming_seqnum = ?, outgoing_seqnum = ?
WHERE beginstring = ? AND session_qualifier = ?
AND sendercompid= ? AND sendersubid = ? AND senderlocid = ?
AND targetcompid = ? AND targetsubid = ? AND targetlocid = ?`,
store.cache.CreationTime(), store.cache.NextTargetMsgSeqNum(), store.cache.NextSenderMsgSeqNum(),
s.BeginString, s.Qualifier,
s.SenderCompID, s.SenderSubID, s.SenderLocationID,
s.TargetCompID, s.TargetSubID, s.TargetLocationID).Error
}
// Refresh reloads the store from the database.
func (store *sqlStore) Refresh() (err error) {
if err = store.cache.Reset(); err != nil {
return err
}
return store.populateCache()
}
func (store *sqlStore) populateCache() (err error) {
if store.db == nil {
return ErrAccessToClosedStore
}
s := store.sessionID
var creationTime time.Time
var incomingSeqNum, outgoingSeqNum int
row := store.db.Raw(`SELECT creation_time, incoming_seqnum, outgoing_seqnum
FROM sessions
WHERE beginstring = ? AND session_qualifier = ?
AND sendercompid = ? AND sendersubid = ? AND senderlocid = ?
AND targetcompid = ? AND targetsubid = ? AND targetlocid = ?`,
s.BeginString, s.Qualifier,
s.SenderCompID, s.SenderSubID, s.SenderLocationID,
s.TargetCompID, s.TargetSubID, s.TargetLocationID).Row()
err = row.Scan(&creationTime, &incomingSeqNum, &outgoingSeqNum)
// session record found, load it
if err == nil {
store.cache.creationTime = creationTime
store.cache.SetNextTargetMsgSeqNum(incomingSeqNum)
store.cache.SetNextSenderMsgSeqNum(outgoingSeqNum)
return nil
}
// fatal error, give up
if err != sql.ErrNoRows {
return err
}
// session record not found, create it
return store.db.Exec(`INSERT INTO sessions (
creation_time, incoming_seqnum, outgoing_seqnum,
beginstring, session_qualifier,
sendercompid, sendersubid, senderlocid,
targetcompid, targetsubid, targetlocid)
VALUES(?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?)`,
store.cache.creationTime,
store.cache.NextTargetMsgSeqNum(),
store.cache.NextSenderMsgSeqNum(),
s.BeginString, s.Qualifier,
s.SenderCompID, s.SenderSubID, s.SenderLocationID,
s.TargetCompID, s.TargetSubID, s.TargetLocationID).Error
}
// NextSenderMsgSeqNum returns the next MsgSeqNum that will be sent.
func (store *sqlStore) NextSenderMsgSeqNum() int {
return store.cache.NextSenderMsgSeqNum()
}
// NextTargetMsgSeqNum returns the next MsgSeqNum that should be received.
func (store *sqlStore) NextTargetMsgSeqNum() int {
return store.cache.NextTargetMsgSeqNum()
}
// SetNextSenderMsgSeqNum sets the next MsgSeqNum that will be sent.
func (store *sqlStore) SetNextSenderMsgSeqNum(next int) error {
if store.db == nil {
return ErrAccessToClosedStore
}
s := store.sessionID
if err := store.db.Exec(`UPDATE sessions SET outgoing_seqnum = ?
WHERE beginstring = ? AND session_qualifier = ?
AND sendercompid = ? AND sendersubid = ? AND senderlocid = ?
AND targetcompid = ? AND targetsubid = ? AND targetlocid = ?`,
next, s.BeginString, s.Qualifier,
s.SenderCompID, s.SenderSubID, s.SenderLocationID,
s.TargetCompID, s.TargetSubID, s.TargetLocationID).Error; err != nil {
return err
}
return store.cache.SetNextSenderMsgSeqNum(next)
}
// SetNextTargetMsgSeqNum sets the next MsgSeqNum that should be received.
func (store *sqlStore) SetNextTargetMsgSeqNum(next int) error {
if store.db == nil {
return ErrAccessToClosedStore
}
s := store.sessionID
if err := store.db.Exec(`UPDATE sessions SET incoming_seqnum = ?
WHERE beginstring = ? AND session_qualifier = ?
AND sendercompid = ? AND sendersubid = ? AND senderlocid = ?
AND targetcompid = ? AND targetsubid = ? AND targetlocid = ?`,
next, s.BeginString, s.Qualifier,
s.SenderCompID, s.SenderSubID, s.SenderLocationID,
s.TargetCompID, s.TargetSubID, s.TargetLocationID).Error; err != nil {
return err
}
return store.cache.SetNextTargetMsgSeqNum(next)
}
// IncrNextSenderMsgSeqNum increments the next MsgSeqNum that will be sent.
func (store *sqlStore) IncrNextSenderMsgSeqNum() error {
store.cache.IncrNextSenderMsgSeqNum()
return store.SetNextSenderMsgSeqNum(store.cache.NextSenderMsgSeqNum())
}
// IncrNextTargetMsgSeqNum increments the next MsgSeqNum that should be received.
func (store *sqlStore) IncrNextTargetMsgSeqNum() error {
store.cache.IncrNextTargetMsgSeqNum()
return store.SetNextTargetMsgSeqNum(store.cache.NextTargetMsgSeqNum())
}
// CreationTime returns the creation time of the store.
func (store *sqlStore) CreationTime() time.Time {
return store.cache.CreationTime()
}
func (store *sqlStore) SaveMessage(seqNum int, msg []byte) error {
if store.db == nil {
return ErrAccessToClosedStore
}
s := store.sessionID
return store.db.Exec(`INSERT INTO messages (
msgseqnum, message,
beginstring, session_qualifier,
sendercompid, sendersubid, senderlocid,
targetcompid, targetsubid, targetlocid)
VALUES(?, ?, ?, ?, ?, ?, ?, ?, ?, ?)`,
seqNum, string(msg),
s.BeginString, s.Qualifier,
s.SenderCompID, s.SenderSubID, s.SenderLocationID,
s.TargetCompID, s.TargetSubID, s.TargetLocationID).Error
}
func (store *sqlStore) SaveMessageAndIncrNextSenderMsgSeqNum(seqNum int, msg []byte) error {
if store.db == nil {
return ErrAccessToClosedStore
}
s := store.sessionID
err := store.db.Transaction(func(tx *gorm.DB) error {
if err := tx.Exec(`INSERT INTO messages (
msgseqnum, message,
beginstring, session_qualifier,
sendercompid, sendersubid, senderlocid,
targetcompid, targetsubid, targetlocid)
VALUES(?, ?, ?, ?, ?, ?, ?, ?, ?, ?)`,
seqNum, string(msg),
s.BeginString, s.Qualifier,
s.SenderCompID, s.SenderSubID, s.SenderLocationID,
s.TargetCompID, s.TargetSubID, s.TargetLocationID).Error; err != nil {
return err
}
checkSeqNum := store.cache.NextSenderMsgSeqNum()
if seqNum != checkSeqNum {
return errors.New("internal error: unmatch seqnum")
}
nextSeqNum := seqNum + 1
if err := tx.Exec(`UPDATE sessions SET outgoing_seqnum = ?
WHERE beginstring = ? AND session_qualifier = ?
AND sendercompid = ? AND sendersubid = ? AND senderlocid = ?
AND targetcompid = ? AND targetsubid = ? AND targetlocid = ?`,
nextSeqNum, s.BeginString, s.Qualifier,
s.SenderCompID, s.SenderSubID, s.SenderLocationID,
s.TargetCompID, s.TargetSubID, s.TargetLocationID).Error; err != nil {
return err
}
return store.cache.SetNextSenderMsgSeqNum(nextSeqNum)
})
if err != nil {
_ = store.Refresh()
// Response should also be returned in case of an error.
return err
}
return nil
}
func (store *sqlStore) GetMessages(beginSeqNum, endSeqNum int) ([][]byte, error) {
if store.db == nil {
return nil, ErrAccessToClosedStore
}
s := store.sessionID
var msgs [][]byte
rows, err := store.db.Raw(`SELECT message FROM messages
WHERE beginstring= ? AND session_qualifier= ?
AND sendercompid= ? AND sendersubid= ? AND senderlocid= ?
AND targetcompid= ? AND targetsubid= ? AND targetlocid= ?
AND msgseqnum>= ? AND msgseqnum<= ?
ORDER BY msgseqnum`,
s.BeginString, s.Qualifier,
s.SenderCompID, s.SenderSubID, s.SenderLocationID,
s.TargetCompID, s.TargetSubID, s.TargetLocationID,
beginSeqNum, endSeqNum).Rows()
if err != nil {
return nil, err
}
defer rows.Close()
for rows.Next() {
var message string
if err := rows.Scan(&message); err != nil {
return nil, err
}
msgs = append(msgs, []byte(message))
}
if err := rows.Err(); err != nil {
return nil, err
}
return msgs, nil
}
func (store *sqlStore) SaveMessageWithTx(messageBuildData *BuildMessageInput) (output *BuildMessageOutput, err error) {
if store.db == nil {
return nil, ErrAccessToClosedStore
}
s := store.sessionID
err = store.db.Transaction(func(tx *gorm.DB) error {
var outgoingSeqNum int
row := tx.Raw(`SELECT outgoing_seqnum FROM sessions
WHERE beginstring = ? AND session_qualifier = ?
AND sendercompid = ? AND sendersubid = ? AND senderlocid = ?
AND targetcompid = ? AND targetsubid = ? AND targetlocid = ?`,
s.BeginString, s.Qualifier,
s.SenderCompID, s.SenderSubID, s.SenderLocationID,
s.TargetCompID, s.TargetSubID, s.TargetLocationID).Row()
if err := row.Scan(&outgoingSeqNum); err != nil {
return err
}
if outgoingSeqNum != store.cache.NextSenderMsgSeqNum() {
store.cache.SetNextSenderMsgSeqNum(outgoingSeqNum) // refresh
}
input := *messageBuildData
input.IsResetSeqNum = false // For execute store.reset(tx) after BuildMessage is executed.
outputData, err := store.BuildMessage(&input)
if err != nil {
return err
}
if messageBuildData.IsResetSeqNum {
if err = store.reset(tx); err != nil {
return err
}
outputData.SentReset = true
outputData.SeqNum = store.NextSenderMsgSeqNum()
outputData.Msg.Header.SetField(tagMsgSeqNum, FIXInt(outputData.SeqNum))
outputData.MsgBytes = outputData.Msg.build()
}
output = outputData // Response should also be returned in case of an error.
seqNum := store.cache.NextSenderMsgSeqNum()
if seqNum != output.SeqNum {
return errors.New("internal error: unmatch seqnum")
}
nextSeqNum := seqNum + 1
if err := tx.Exec(`INSERT INTO messages (
msgseqnum, message,
beginstring, session_qualifier,
sendercompid, sendersubid, senderlocid,
targetcompid, targetsubid, targetlocid)
VALUES(?, ?, ?, ?, ?, ?, ?, ?, ?, ?)`,
seqNum, string(outputData.MsgBytes),
s.BeginString, s.Qualifier,
s.SenderCompID, s.SenderSubID, s.SenderLocationID,
s.TargetCompID, s.TargetSubID, s.TargetLocationID).Error; err != nil {
return err
}
if err := tx.Exec(`UPDATE sessions SET outgoing_seqnum = ?
WHERE beginstring = ? AND session_qualifier = ?
AND sendercompid = ? AND sendersubid = ? AND senderlocid = ?
AND targetcompid = ? AND targetsubid = ? AND targetlocid = ?`,
nextSeqNum, s.BeginString, s.Qualifier,
s.SenderCompID, s.SenderSubID, s.SenderLocationID,
s.TargetCompID, s.TargetSubID, s.TargetLocationID).Error; err != nil {
return err
}
return store.cache.SetNextSenderMsgSeqNum(nextSeqNum)
})
if err != nil {
_ = store.Refresh()
// Response should also be returned in case of an error.
return
}
return output, nil
}
// Close closes the store's database connection.
func (store *sqlStore) Close() error {
if store.db != nil {
store.db.Close()
store.db = nil
}
return nil
}