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
|
// Copyright 2017 The Gitea Authors. All rights reserved.
// Use of this source code is governed by a MIT-style
// license that can be found in the LICENSE file.
package cache
import (
"fmt"
"strconv"
"code.gitea.io/gitea/modules/setting"
mc "gitea.com/macaron/cache"
)
var conn mc.Cache
// NewContext start cache service
func NewContext() error {
if setting.CacheService == nil || conn != nil {
return nil
}
var err error
conn, err = mc.NewCacher(setting.CacheService.Adapter, mc.Options{
Adapter: setting.CacheService.Adapter,
AdapterConfig: setting.CacheService.Conn,
Interval: setting.CacheService.Interval,
})
return err
}
// GetInt returns key value from cache with callback when no key exists in cache
func GetInt(key string, getFunc func() (int, error)) (int, error) {
if conn == nil || setting.CacheService.TTL == 0 {
return getFunc()
}
if !conn.IsExist(key) {
var (
value int
err error
)
if value, err = getFunc(); err != nil {
return value, err
}
err = conn.Put(key, value, int64(setting.CacheService.TTL.Seconds()))
if err != nil {
return 0, err
}
}
switch value := conn.Get(key).(type) {
case int:
return value, nil
case string:
v, err := strconv.Atoi(value)
if err != nil {
return 0, err
}
return v, nil
default:
return 0, fmt.Errorf("Unsupported cached value type: %v", value)
}
}
// GetInt64 returns key value from cache with callback when no key exists in cache
func GetInt64(key string, getFunc func() (int64, error)) (int64, error) {
if conn == nil || setting.CacheService.TTL == 0 {
return getFunc()
}
if !conn.IsExist(key) {
var (
value int64
err error
)
if value, err = getFunc(); err != nil {
return value, err
}
err = conn.Put(key, value, int64(setting.CacheService.TTL.Seconds()))
if err != nil {
return 0, err
}
}
switch value := conn.Get(key).(type) {
case int64:
return value, nil
case string:
v, err := strconv.ParseInt(value, 10, 64)
if err != nil {
return 0, err
}
return v, nil
default:
return 0, fmt.Errorf("Unsupported cached value type: %v", value)
}
}
// Remove key from cache
func Remove(key string) {
if conn == nil {
return
}
_ = conn.Delete(key)
}
|
