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
|
package main
import (
"context"
"encoding/json"
"log"
"net/http"
"time"
)
const VTT_URL string = "http://73.188.175.49:30000"
// If a url is publically reachable during a context
func isOnline(ctx context.Context, url string) bool {
req, err := http.NewRequestWithContext(ctx, http.MethodGet, url, nil)
if err != nil {
panic(err)
}
_, err = http.DefaultClient.Do(req)
if err != nil {
log.Println("Error occured while checking status of", url)
return false
}
return true
}
func remoteStatus(w http.ResponseWriter, url string, status bool) {
resp_body := struct {
Online bool `json:"online"`
Site string `json:"url"`
}{status, url}
jsonData, err := json.Marshal(resp_body)
if err != nil {
http.Error(w, "Error constructing response", http.StatusInternalServerError)
return
}
w.Header().Set("Content-Type", "application/json")
w.Write(jsonData)
}
func logStatus(name string, status bool) {
statusText := "offline"
if status {
statusText = "online"
}
log.Println(name, "is", statusText)
}
// Check if the vtt is online
func vttStatus(w http.ResponseWriter, req *http.Request) {
ctx, cancel := context.WithTimeout(req.Context(), 3*time.Second)
defer cancel()
status := isOnline(ctx, VTT_URL)
logStatus("Foundry VTT", status)
remoteStatus(w, VTT_URL, status)
}
// Redirect to vtt
func vttRedirect(w http.ResponseWriter, req *http.Request) {
http.Redirect(w, req, VTT_URL, http.StatusMovedPermanently)
}
// Check if the campaign website is online
func siteStatus(w http.ResponseWriter, req *http.Request) {
ctx, cancel := context.WithTimeout(req.Context(), 3*time.Second)
defer cancel()
const URL string = "https://dnd.jpappel.xyz"
status := isOnline(ctx, URL)
logStatus("Campaign Website", status)
remoteStatus(w, URL, status)
}
func main() {
mux := http.NewServeMux()
mux.HandleFunc("GET /vtt/status", vttStatus)
mux.HandleFunc("GET /vtt", vttRedirect)
mux.HandleFunc("GET /site/status", siteStatus)
log.Println("Listening on Port 8080")
http.ListenAndServe(":8080", mux)
}
|
