-
Notifications
You must be signed in to change notification settings - Fork 0
/
luatiny.go
224 lines (174 loc) · 4.24 KB
/
luatiny.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
package luatiny
import (
"encoding/json"
"github.com/camsiabor/qcom/util"
"github.com/camsiabor/qservice/impl/util/fswatcher"
"github.com/camsiabor/qservice/qtiny"
"io/ioutil"
"log"
"os"
"path/filepath"
"sync"
"time"
)
type LuaTinyGuide struct {
qtiny.TinyGuide
Name string
ConfigPath string
ConfigPathAbs string
Config map[string]interface{}
LuaPath string
LuaCPath string
ReloadDelay time.Duration
Logger *log.Logger
mutex sync.RWMutex
unitMutex sync.RWMutex
units map[string]*Luaunit
tiny qtiny.TinyKind
watcherConfig *fswatcher.FsWatcher
watcherScript *fswatcher.FsWatcher
}
func NewLuaTinyGuide(name string, configPath string) *LuaTinyGuide {
var guide = &LuaTinyGuide{}
if len(configPath) == 0 {
panic("lua tiny guide config path is not set")
}
guide.Name = name
guide.ConfigPath = configPath
guide.ConfigPathAbs, _ = filepath.Abs(configPath)
guide.TinyGuide.Start = guide.start
guide.TinyGuide.Stop = guide.stop
guide.units = make(map[string]*Luaunit)
return guide
}
func (o *LuaTinyGuide) parseMeta(meta map[string]interface{}) (err error) {
if len(o.LuaPath) == 0 {
o.LuaPath = util.GetStr(meta, "../../src/github.com/camsiabor/test/lua/", "path")
o.LuaPath, err = filepath.Abs(o.LuaPath)
if err != nil {
return err
}
}
if len(o.LuaCPath) == 0 {
o.LuaCPath = util.GetStr(meta, o.LuaPath, "cpath")
o.LuaCPath, err = filepath.Abs(o.LuaCPath)
if err != nil {
return err
}
}
var reloadDelay = util.GetInt64(meta, 1000, "reload.delay")
o.ReloadDelay = time.Duration(reloadDelay) * time.Millisecond
return nil
}
func (o *LuaTinyGuide) start(event qtiny.TinyGuideEvent, tiny qtiny.TinyKind, guide qtiny.TinyGuideKind, config map[string]interface{}, future *qtiny.Future, err error) {
if o.Logger == nil {
o.Logger = tiny.GetTina().GetLogger()
if o.Logger == nil {
o.Logger = log.New(os.Stdout, "[lua.tiny] ", log.LstdFlags|log.Lshortfile)
}
}
if err != nil {
o.Logger.Printf("zookeeper tiny guide start error %v", err)
return
}
defer func() {
if err != nil {
future.TryFail(0, err)
}
}()
o.mutex.Lock()
defer o.mutex.Unlock()
o.tiny = tiny
var bytes []byte
if bytes, err = ioutil.ReadFile(o.ConfigPath); err != nil {
o.Logger.Printf("readfile error %v", err)
return
}
if err = json.Unmarshal(bytes, &o.Config); err != nil {
o.Logger.Printf("json unmarshal error %v", err)
return
}
var meta = util.GetMap(config, true, "meta")
if err = o.parseMeta(meta); err != nil {
o.Logger.Printf("parse meta error %v", err)
return
}
for unitname, v := range o.Config {
if unitname == "meta" || v == nil {
continue
}
var config = util.AsMap(v, true)
var instance = util.GetInt(config, 1, "instance")
var unit = o.luaunitGet(unitname, config, instance)
if err := unit.start(true); err != nil {
o.Logger.Println(unit.string(), "start fail", err.Error())
}
}
o.watcherStart()
}
func (o *LuaTinyGuide) stop(event qtiny.TinyGuideEvent, tiny qtiny.TinyKind, guide qtiny.TinyGuideKind, config map[string]interface{}, future *qtiny.Future, err error) {
if err != nil {
o.Logger.Printf("zookeeper tiny guide stop error %v", err)
return
}
o.mutex.Lock()
defer o.mutex.Unlock()
o.watcherStop()
o.unitMutex.Lock()
defer o.unitMutex.Unlock()
for _, v := range o.units {
v.stop(true)
}
}
func (o *LuaTinyGuide) luaunitGet(name string, config map[string]interface{}, createInstance int) *Luaunit {
if o.units == nil {
func() {
o.unitMutex.Lock()
defer o.unitMutex.Unlock()
if o.units == nil {
o.units = make(map[string]*Luaunit)
}
}()
}
var one *Luaunit
func() {
o.unitMutex.RLock()
defer o.unitMutex.RUnlock()
one = o.units[name]
}()
if one != nil {
return one
}
if createInstance <= 0 {
return nil
}
one = &Luaunit{}
one.guide = o
one.name = name
one.config = config
one.logger = o.Logger
func() {
o.unitMutex.Lock()
defer o.unitMutex.Unlock()
o.units[name] = one
}()
return one
}
func (o *LuaTinyGuide) luaunitRemove(name string) {
func() {
o.mutex.Lock()
defer o.mutex.Unlock()
delete(o.Config, name)
}()
o.unitMutex.Lock()
defer o.unitMutex.Unlock()
if o.units == nil {
return
}
var unit = o.units[name]
if unit == nil {
return
}
unit.stop(true)
delete(o.units, name)
}