-
Notifications
You must be signed in to change notification settings - Fork 3
/
services.go
125 lines (101 loc) · 3.02 KB
/
services.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
// Copyright 2017 Author: Ruslan Bikchentaev. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
// Package services для подключения сервисов и устроения взаимодействия сервисов с главным потоком
package services
import (
"github.com/ruslanBik4/httpgo/logs"
)
// IService интерфейс сервиса
type IService interface {
Init() error
Send(messages ...interface{}) error
Get(messages ...interface{}) (response interface{}, err error)
Connect(in <-chan interface{}) (out chan interface{}, err error)
Close(out chan<- interface{}) error
Status() string
}
type rootServices struct {
services map[string]IService
}
var sServices = &rootServices{services: make(map[string]IService, 0)}
// InitServices started all services from sServices.services in some goroutins
func InitServices() *rootServices {
for name, service := range sServices.services {
go startService(name, service)
}
return sServices
}
//получение сервиса по имени
func getService(name string) (pServ IService) {
pServ, ok := sServices.services[name]
if !ok {
return nil
}
return pServ
}
func startService(name string, pService IService) {
defer catch(name)
if err := pService.Init(); err != nil {
logs.ErrorLog(err, name)
} else {
logs.StatusLog(name + " starting, Status - " + pService.Status())
}
}
func catch(name string) {
result := recover()
switch err := result.(type) {
case ErrServiceNotFound:
logs.ErrorLogHandler(err, name)
case nil:
case error:
logs.ErrorLogHandler(err, name)
}
}
// AddService adding new service with {name} to services list
func AddService(name string, pService IService) {
sServices.services[name] = pService
}
// Send messages to service {name}
func Send(name string, messages ...interface{}) (err error) {
pService := getService(name)
if pService == nil {
return &ErrServiceNotFound{Name: name}
}
if pService.Status() != "ready" {
return &ErrServiceNotReady{Name: name}
}
return pService.Send(messages...)
}
// Get messages to service {name} & return result
func Get(name string, messages ...interface{}) (response interface{}, err error) {
pService := getService(name)
if pService == nil {
return nil, &ErrServiceNotFound{Name: name}
}
return pService.Get(messages...)
}
// Connect to service {name} from channel in & return channel service
func Connect(name string, in <-chan interface{}) (out chan interface{}, err error) {
pService := getService(name)
if pService == nil {
return nil, &ErrServiceNotFound{Name: name}
}
return pService.Connect(in)
}
// Close service {name}
func Close(name string, out chan<- interface{}) error {
pService := getService(name)
if pService == nil {
return &ErrServiceNotFound{Name: name}
}
return pService.Close(out)
}
// Status service {name} return
func Status(name string) string {
pService := getService(name)
if pService == nil {
return name + messServNotFound
}
return pService.Status()
}