forked from centrifuge/go-substrate-rpc-client
-
Notifications
You must be signed in to change notification settings - Fork 2
/
server.go
57 lines (50 loc) · 1.49 KB
/
server.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
// Go Substrate RPC Client (GSRPC) provides APIs and types around Polkadot and any Substrate-based chain RPC calls
//
// Copyright 2019 Centrifuge GmbH
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package rpcmocksrv
import (
"math/rand"
"strconv"
"time"
gethrpc "github.com/centrifuge/go-substrate-rpc-client/gethrpc"
)
type Server struct {
*gethrpc.Server
// Host consists of hostname and port
Host string
// URL consists of protocol, hostname and port
URL string
}
// New creates a new RPC mock server with a random port that allows registration of services
func New() *Server {
port := randomPort()
host := "localhost:" + strconv.Itoa(port)
_, rpcServ, err := gethrpc.StartWSEndpoint(host, []gethrpc.API{}, []string{}, []string{"*"}, true)
if err != nil {
panic(err)
}
s := Server{
Server: rpcServ,
Host: host,
URL: "ws://" + host,
}
return &s
}
func randomPort() int {
rand.Seed(time.Now().UnixNano())
min := 10000
max := 30000
return rand.Intn(max-min+1) + min
}