forked from cgrates/cgradmin
/
connector.go
61 lines (53 loc) · 1.28 KB
/
connector.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
package admin
import (
"log"
"net/rpc"
"net/rpc/jsonrpc"
"strings"
"github.com/hoisie/redis"
)
type CGRConnector struct {
encoding string
server string
client *rpc.Client
redis *redis.Client
}
type Args struct {
ServiceMethod string
Params interface{}
}
func NewCGRConnector(encoding, server, redisAdr string) *CGRConnector {
c := &CGRConnector{encoding: encoding, server: server}
// connect to redis
c.redis = &redis.Client{Addr: redisAdr, Db: 7}
return c
}
func (c *CGRConnector) connect() (err error) {
if c.encoding == "json" {
c.client, err = jsonrpc.Dial("tcp", c.server)
} else {
c.client, err = rpc.Dial("tcp", c.server)
}
return
}
func (c *CGRConnector) call(serviceMethod string, args interface{}, reply interface{}) (err error) {
if c.client == nil {
if err = c.connect(); err != nil {
return err
}
}
if err = c.client.Call(serviceMethod, args, reply); err != nil {
if strings.Contains(err.Error(), "connection is shut down") {
if err = c.connect(); err != nil {
return err
}
return c.client.Call(serviceMethod, args, reply)
}
}
return
}
func (c *CGRConnector) Call(args Args, reply *interface{}) error {
resp := c.call(args.ServiceMethod, args.Params, reply)
log.Printf("Call: %+v Response: %+v", args, resp)
return resp
}