-
Notifications
You must be signed in to change notification settings - Fork 339
/
server.go
76 lines (69 loc) · 2.35 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
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
package fakesrvr
/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you 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.
*/
import (
"encoding/json"
"fmt"
"net/http"
"strconv"
"time"
"github.com/apache/trafficcontrol/traffic_monitor/tools/testcaches/fakesrvrdata"
)
// TODO config?
const readTimeout = time.Second * 10
const writeTimeout = time.Second * 10
func reqIsApplicationSystem(r *http.Request) bool {
return r.URL.Query().Get("application") == "system"
}
func astatsHandler(fakeSrvrDataThs fakesrvrdata.Ths) http.HandlerFunc {
return func(w http.ResponseWriter, r *http.Request) {
srvr := (*fakesrvrdata.FakeServerData)(fakeSrvrDataThs.Get())
// TODO cast to System, if query string `application=system`
b := []byte{}
err := error(nil)
if reqIsApplicationSystem(r) {
system := srvr.GetSystem()
b, err = json.MarshalIndent(&system, "", " ") // TODO debug, change to Marshal
} else {
b, err = json.MarshalIndent(&srvr, "", " ") // TODO debug, change to Marshal
}
if err != nil {
w.Write([]byte(`{"error": "marshalling: ` + err.Error() + `"}`)) // TODO escape error for JSON
}
w.Write(b)
}
}
func Serve(port int, fakeSrvrData fakesrvrdata.Ths) *http.Server {
mux := http.NewServeMux()
mux.HandleFunc("/_astats", astatsHandler(fakeSrvrData))
server := &http.Server{
Addr: ":" + strconv.Itoa(port),
Handler: mux,
ReadTimeout: readTimeout,
WriteTimeout: writeTimeout,
MaxHeaderBytes: 1 << 20,
}
go func() {
if err := server.ListenAndServe(); err != nil {
// TODO pass the error somewhere, somehow?
fmt.Println("Error serving on port " + strconv.Itoa(port) + ": " + err.Error())
}
}()
return server
}