-
Notifications
You must be signed in to change notification settings - Fork 0
/
entrypoint.go
256 lines (235 loc) · 8.48 KB
/
entrypoint.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
package hzgorm
import (
"github.com/hazelcast/hazelcast-go-client"
"github.com/hazelcast/hazelcast-go-client/config"
"github.com/jinzhu/gorm"
"log"
"time"
)
type hzGorm struct {
db *gorm.DB
Client hazelcast.Client
Options *Options
utils hzGormUtils
}
type Options struct {
CacheAfterPersist bool
Ttl time.Duration
HazelcastClientConfig *config.Config
queryTtl time.Duration
}
const (
All = "ALL"
ReadWriteUpdate = "read-write-update"
Read = "read"
Write = "write"
Update = "update"
)
// Register Hazelcast cache on gorm
func Register(db *gorm.DB, options *Options) (*hzGorm, error) {
var hz hzGorm
hz.db = db
if options == nil {
// Default options
hz.Options = &Options{
CacheAfterPersist: true,
Ttl: -1,
}
} else {
hz.Options = options
}
hz.utils = hzGormUtils{}
if db == nil {
log.Println("DB is nil")
return &hz, nil
}
var client hazelcast.Client
var err error
if options != nil {
if options.HazelcastClientConfig != nil {
client, err = hazelcast.NewClientWithConfig(options.HazelcastClientConfig)
if err != nil {
log.Println(err)
return &hz, err
}
} else {
client, err = hazelcast.NewClient()
if err != nil {
log.Println(err)
return &hz, err
}
}
} else {
client, err = hazelcast.NewClient()
if err != nil {
log.Println(err)
return &hz, err
}
}
cb := db.Callback()
if cb.Create().Get("hzgorm:before_create") == nil {
cb.Create().Before("gorm:before_create").Register("hzgorm:before_create", hz.hazelcastBeforeCreateCallback)
}
if cb.Create().Get("hzgorm:after_create") == nil {
cb.Create().After("gorm:after_create").Register("hzgorm:after_create", hz.hazelcastAfterCreateCallback)
}
if cb.Update().Get("hzgorm:before_update") == nil {
cb.Update().Before("gorm:before_update").Register("hzgorm:before_update", hz.hazelcastBeforeUpdateCallback)
}
if cb.Update().Get("hzgorm:after_update") == nil {
cb.Update().After("gorm:after_update").Register("hzgorm:after_update", hz.hazelcastAfterUpdateCallback)
}
if cb.Query().Get("hzgorm:before_query") == nil {
cb.Query().Before("gorm:query").Register("hzgorm:before_query", hz.hazelcastBeforeQueryCallback)
}
if cb.Query().Get("hzgorm:after_query") == nil {
cb.Query().After("gorm:query").Register("hzgorm:after_query", hz.hazelcastAfterQueryCallback)
}
hz.Client = client
return &hz, nil
}
// Disable cache by type
func (hz *hzGorm) DisableCache(disabledType string) *hzGorm {
if disabledType == ReadWriteUpdate || disabledType == All {
hz.db.Callback().Create().Replace("hzgorm:before_create", voidCallback)
hz.db.Callback().Create().Replace("hzgorm:after_create", voidCallback)
hz.db.Callback().Update().Replace("hzgorm:before_update", voidCallback)
hz.db.Callback().Update().Replace("hzgorm:after_update", voidCallback)
hz.db.Callback().Query().Replace("hzgorm:before_query", voidCallback)
hz.db.Callback().Query().Replace("hzgorm:after_query", voidCallback)
return hz
}
if disabledType == Read {
hz.db.Callback().Query().Replace("hzgorm:before_query", voidCallback)
hz.db.Callback().Query().Replace("hzgorm:after_query", voidCallback)
return hz
}
if disabledType == Write {
hz.db.Callback().Create().Replace("hzgorm:before_create", voidCallback)
hz.db.Callback().Create().Replace("hzgorm:after_create", voidCallback)
return hz
}
if disabledType == Update {
hz.db.Callback().Update().Replace("hzgorm:before_update", voidCallback)
hz.db.Callback().Update().Replace("hzgorm:after_update", voidCallback)
}
return hz
}
// Enable cache by type
func (hz *hzGorm) EnableCache(enabledType string) *hzGorm {
if enabledType == ReadWriteUpdate || enabledType == All {
hz.db.Callback().Create().Replace("hzgorm:before_create", hz.hazelcastBeforeCreateCallback)
hz.db.Callback().Create().Replace("hzgorm:after_create", hz.hazelcastAfterCreateCallback)
hz.db.Callback().Update().Replace("hzgorm:before_update", hz.hazelcastBeforeUpdateCallback)
hz.db.Callback().Update().Replace("hzgorm:after_update", hz.hazelcastAfterUpdateCallback)
hz.db.Callback().Query().Replace("hzgorm:before_query", hz.hazelcastBeforeQueryCallback)
hz.db.Callback().Query().Replace("hzgorm:after_query", hz.hazelcastAfterQueryCallback)
return hz
}
if enabledType == Read {
hz.db.Callback().Query().Replace("hzgorm:before_query", hz.hazelcastBeforeQueryCallback)
hz.db.Callback().Query().Replace("hzgorm:after_query", hz.hazelcastAfterQueryCallback)
return hz
}
if enabledType == Write {
hz.db.Callback().Create().Replace("hzgorm:before_create", hz.hazelcastBeforeCreateCallback)
hz.db.Callback().Create().Replace("hzgorm:after_create", hz.hazelcastAfterCreateCallback)
return hz
}
if enabledType == Update {
hz.db.Callback().Update().Replace("hzgorm:before_update", hz.hazelcastBeforeUpdateCallback)
hz.db.Callback().Update().Replace("hzgorm:after_update", hz.hazelcastAfterUpdateCallback)
return hz
}
return hz
}
func (hz *hzGorm) EvictAll(tableName string) *hzGorm {
mp, err := hz.Client.GetMap(tableName)
if err != nil {
log.Printf("Couldn't reach %v map.", tableName)
return hz
}
err = mp.EvictAll()
if err != nil {
log.Printf("Couldn't evict %v map.", tableName)
return hz
}
return hz
}
// Evict single cache entry with tableName and primaryKey
func (hz *hzGorm) EvictWithPrimaryKey(tableName string, key interface{}) *hzGorm {
mp, err := hz.Client.GetMap(tableName)
if err != nil {
log.Printf("Couldn't reach %v map.", tableName)
return hz
}
isEvicted, err := mp.Evict(key)
if err != nil {
log.Printf("Couldn't evict %v entity with key %v.", tableName, key)
return hz
}
if !isEvicted {
log.Printf("Couldn't evict %v entity with key %v.", tableName, key)
return hz
}
return hz
}
// Set next query result cache ttl
func (hz *hzGorm) SetQueryTtl(ttl time.Duration) {
hz.Options.queryTtl = ttl
}
func (hz *hzGorm) getQueryTtl() time.Duration {
if hz.Options.queryTtl == 0 {
return hz.Options.Ttl
} else {
return hz.Options.queryTtl
}
}
func (hz *hzGorm) disableCallback(callbackName string) {
switch callbackName {
case "hzgorm:before_create":
hz.db.Callback().Create().Replace("hzgorm:before_create", voidCallback)
case "hzgorm:after_create":
hz.db.Callback().Create().Replace("hzgorm:after_create", voidCallback)
case "hzgorm:before_update":
hz.db.Callback().Update().Replace("hzgorm:before_update", voidCallback)
case "hzgorm:after_update":
hz.db.Callback().Update().Replace("hzgorm:after_update", voidCallback)
case "hzgorm:before_query":
hz.db.Callback().Query().Replace("hzgorm:before_query", voidCallback)
case "hzgorm:after_query":
hz.db.Callback().Query().Replace("hzgorm:after_query", voidCallback)
case All:
hz.db.Callback().Create().Replace("hzgorm:before_create", voidCallback)
hz.db.Callback().Create().Replace("hzgorm:after_create", voidCallback)
hz.db.Callback().Update().Replace("hzgorm:before_update", voidCallback)
hz.db.Callback().Update().Replace("hzgorm:after_update", voidCallback)
hz.db.Callback().Query().Replace("hzgorm:before_query", voidCallback)
hz.db.Callback().Query().Replace("hzgorm:after_query", voidCallback)
}
}
func (hz *hzGorm) enableCallback(callbackName string) {
switch callbackName {
case "hzgorm:before_create":
hz.db.Callback().Create().Replace("hzgorm:before_create", hz.hazelcastBeforeCreateCallback)
case "hzgorm:after_create":
hz.db.Callback().Create().Replace("hzgorm:after_create", hz.hazelcastAfterCreateCallback)
case "hzgorm:before_update":
hz.db.Callback().Update().Replace("hzgorm:before_update", hz.hazelcastBeforeUpdateCallback)
case "hzgorm:after_update":
hz.db.Callback().Update().Replace("hzgorm:after_update", hz.hazelcastAfterUpdateCallback)
case "hzgorm:before_query":
hz.db.Callback().Query().Replace("hzgorm:before_query", hz.hazelcastBeforeQueryCallback)
case "hzgorm:after_query":
hz.db.Callback().Query().Replace("hzgorm:after_query", hz.hazelcastAfterQueryCallback)
case All:
hz.db.Callback().Create().Replace("hzgorm:before_create", hz.hazelcastBeforeCreateCallback)
hz.db.Callback().Create().Replace("hzgorm:after_create", hz.hazelcastAfterCreateCallback)
hz.db.Callback().Update().Replace("hzgorm:before_update", hz.hazelcastBeforeUpdateCallback)
hz.db.Callback().Update().Replace("hzgorm:after_update", hz.hazelcastAfterUpdateCallback)
hz.db.Callback().Query().Replace("hzgorm:before_query", hz.hazelcastBeforeQueryCallback)
hz.db.Callback().Query().Replace("hzgorm:after_query", hz.hazelcastAfterQueryCallback)
}
}
func voidCallback(scope *gorm.Scope) {
}