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
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
|
package api
import (
"database/sql"
"fmt"
"log"
"net/http"
"time"
"git.hatecomputers.club/hatecomputers/hatecomputers.club/adapters/cloudflare"
"git.hatecomputers.club/hatecomputers/hatecomputers.club/args"
"git.hatecomputers.club/hatecomputers/hatecomputers.club/database"
"git.hatecomputers.club/hatecomputers/hatecomputers.club/utils"
)
type RequestContext struct {
DBConn *sql.DB
Args *args.Arguments
Id string
Start time.Time
TemplateData *map[string]interface{}
User *database.User
}
type Continuation func(*RequestContext, *http.Request, http.ResponseWriter) ContinuationChain
type ContinuationChain func(Continuation, Continuation) ContinuationChain
func LogRequestContinuation(context *RequestContext, req *http.Request, resp http.ResponseWriter) ContinuationChain {
return func(success Continuation, _failure Continuation) ContinuationChain {
context.Start = time.Now()
context.Id = utils.RandomId()
log.Println(req.Method, req.URL.Path, req.RemoteAddr, context.Id)
return success(context, req, resp)
}
}
func LogExecutionTimeContinuation(context *RequestContext, req *http.Request, resp http.ResponseWriter) ContinuationChain {
return func(success Continuation, _failure Continuation) ContinuationChain {
end := time.Now()
log.Println(context.Id, "took", end.Sub(context.Start))
return success(context, req, resp)
}
}
func HealthCheckContinuation(context *RequestContext, req *http.Request, resp http.ResponseWriter) ContinuationChain {
return func(success Continuation, _failure Continuation) ContinuationChain {
resp.WriteHeader(200)
resp.Write([]byte("healthy"))
return success(context, req, resp)
}
}
func FailurePassingContinuation(context *RequestContext, req *http.Request, resp http.ResponseWriter) ContinuationChain {
return func(_success Continuation, failure Continuation) ContinuationChain {
return failure(context, req, resp)
}
}
func IdContinuation(context *RequestContext, req *http.Request, resp http.ResponseWriter) ContinuationChain {
return func(success Continuation, _failure Continuation) ContinuationChain {
return success(context, req, resp)
}
}
func CacheControlMiddleware(next http.Handler, maxAge int) http.Handler {
return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
header := fmt.Sprintf("public, max-age=%d", maxAge)
w.Header().Set("Cache-Control", header)
next.ServeHTTP(w, r)
})
}
func MakeServer(argv *args.Arguments, dbConn *sql.DB) *http.Server {
mux := http.NewServeMux()
fileServer := http.FileServer(http.Dir(argv.StaticPath))
mux.Handle("GET /static/", http.StripPrefix("/static/", CacheControlMiddleware(fileServer, 3600)))
cloudflareAdapter := &cloudflare.CloudflareExternalDNSAdapter{
APIToken: argv.CloudflareToken,
ZoneId: argv.CloudflareZone,
}
makeRequestContext := func() *RequestContext {
return &RequestContext{
DBConn: dbConn,
Args: argv,
TemplateData: &map[string]interface{}{},
}
}
mux.HandleFunc("GET /", func(w http.ResponseWriter, r *http.Request) {
requestContext := makeRequestContext()
LogRequestContinuation(requestContext, r, w)(VerifySessionContinuation, FailurePassingContinuation)(IdContinuation, IdContinuation)(TemplateContinuation("home.html", true), FailurePassingContinuation)(LogExecutionTimeContinuation, LogExecutionTimeContinuation)(IdContinuation, IdContinuation)
})
mux.HandleFunc("GET /api/health", func(w http.ResponseWriter, r *http.Request) {
requestContext := makeRequestContext()
LogRequestContinuation(requestContext, r, w)(HealthCheckContinuation, FailurePassingContinuation)(LogExecutionTimeContinuation, LogExecutionTimeContinuation)(IdContinuation, IdContinuation)
})
mux.HandleFunc("GET /login", func(w http.ResponseWriter, r *http.Request) {
requestContext := makeRequestContext()
LogRequestContinuation(requestContext, r, w)(StartSessionContinuation, FailurePassingContinuation)(LogExecutionTimeContinuation, LogExecutionTimeContinuation)(IdContinuation, IdContinuation)
})
mux.HandleFunc("GET /auth", func(w http.ResponseWriter, r *http.Request) {
requestContext := makeRequestContext()
LogRequestContinuation(requestContext, r, w)(InterceptCodeContinuation, FailurePassingContinuation)(LogExecutionTimeContinuation, LogExecutionTimeContinuation)(IdContinuation, IdContinuation)
})
mux.HandleFunc("GET /me", func(w http.ResponseWriter, r *http.Request) {
requestContext := makeRequestContext()
LogRequestContinuation(requestContext, r, w)(VerifySessionContinuation, FailurePassingContinuation)(RefreshSessionContinuation, GoLoginContinuation)(LogExecutionTimeContinuation, LogExecutionTimeContinuation)(IdContinuation, IdContinuation)
})
mux.HandleFunc("GET /logout", func(w http.ResponseWriter, r *http.Request) {
requestContext := makeRequestContext()
LogRequestContinuation(requestContext, r, w)(LogoutContinuation, FailurePassingContinuation)(LogExecutionTimeContinuation, LogExecutionTimeContinuation)(IdContinuation, IdContinuation)
})
mux.HandleFunc("GET /dns", func(w http.ResponseWriter, r *http.Request) {
requestContext := makeRequestContext()
LogRequestContinuation(requestContext, r, w)(VerifySessionContinuation, FailurePassingContinuation)(ListDNSRecordsContinuation, GoLoginContinuation)(TemplateContinuation("dns.html", true), FailurePassingContinuation)(LogExecutionTimeContinuation, LogExecutionTimeContinuation)(IdContinuation, IdContinuation)
})
mux.HandleFunc("POST /dns", func(w http.ResponseWriter, r *http.Request) {
requestContext := makeRequestContext()
LogRequestContinuation(requestContext, r, w)(VerifySessionContinuation, FailurePassingContinuation)(ListDNSRecordsContinuation, GoLoginContinuation)(CreateDNSRecordContinuation(cloudflareAdapter), FailurePassingContinuation)(TemplateContinuation("dns.html", true), TemplateContinuation("dns.html", true))(LogExecutionTimeContinuation, LogExecutionTimeContinuation)(IdContinuation, IdContinuation)
})
mux.HandleFunc("POST /dns/delete", func(w http.ResponseWriter, r *http.Request) {
requestContext := makeRequestContext()
LogRequestContinuation(requestContext, r, w)(VerifySessionContinuation, FailurePassingContinuation)(DeleteDNSRecordContinuation(cloudflareAdapter), GoLoginContinuation)(LogExecutionTimeContinuation, LogExecutionTimeContinuation)(IdContinuation, IdContinuation)
})
mux.HandleFunc("GET /keys", func(w http.ResponseWriter, r *http.Request) {
requestContext := makeRequestContext()
LogRequestContinuation(requestContext, r, w)(VerifySessionContinuation, FailurePassingContinuation)(ListAPIKeysContinuation, GoLoginContinuation)(TemplateContinuation("api_keys.html", true), FailurePassingContinuation)(LogExecutionTimeContinuation, LogExecutionTimeContinuation)(IdContinuation, IdContinuation)
})
mux.HandleFunc("POST /keys", func(w http.ResponseWriter, r *http.Request) {
requestContext := makeRequestContext()
LogRequestContinuation(requestContext, r, w)(VerifySessionContinuation, FailurePassingContinuation)(CreateAPIKeyContinuation, GoLoginContinuation)(ListAPIKeysContinuation, ListAPIKeysContinuation)(TemplateContinuation("api_keys.html", true), TemplateContinuation("api_keys.html", true))(LogExecutionTimeContinuation, LogExecutionTimeContinuation)(IdContinuation, IdContinuation)
})
mux.HandleFunc("POST /keys/delete", func(w http.ResponseWriter, r *http.Request) {
requestContext := makeRequestContext()
LogRequestContinuation(requestContext, r, w)(VerifySessionContinuation, FailurePassingContinuation)(DeleteAPIKeyContinuation, GoLoginContinuation)(LogExecutionTimeContinuation, LogExecutionTimeContinuation)(IdContinuation, IdContinuation)
})
mux.HandleFunc("GET /guestbook", func(w http.ResponseWriter, r *http.Request) {
requestContext := makeRequestContext()
LogRequestContinuation(requestContext, r, w)(VerifySessionContinuation, FailurePassingContinuation)(HcaptchaArgsContinuation, HcaptchaArgsContinuation)(ListGuestbookContinuation, ListGuestbookContinuation)(TemplateContinuation("guestbook.html", true), FailurePassingContinuation)(LogExecutionTimeContinuation, LogExecutionTimeContinuation)(IdContinuation, IdContinuation)
})
mux.HandleFunc("POST /guestbook", func(w http.ResponseWriter, r *http.Request) {
requestContext := makeRequestContext()
LogRequestContinuation(requestContext, r, w)(VerifySessionContinuation, FailurePassingContinuation)(HcaptchaArgsContinuation, HcaptchaArgsContinuation)(SignGuestbookContinuation, FailurePassingContinuation)(ListGuestbookContinuation, ListGuestbookContinuation)(TemplateContinuation("guestbook.html", true), TemplateContinuation("guestbook.html", true))(LogExecutionTimeContinuation, LogExecutionTimeContinuation)(IdContinuation, IdContinuation)
})
mux.HandleFunc("GET /{name}", func(w http.ResponseWriter, r *http.Request) {
requestContext := makeRequestContext()
name := r.PathValue("name")
LogRequestContinuation(requestContext, r, w)(VerifySessionContinuation, FailurePassingContinuation)(IdContinuation, IdContinuation)(TemplateContinuation(name+".html", true), FailurePassingContinuation)(LogExecutionTimeContinuation, LogExecutionTimeContinuation)(IdContinuation, IdContinuation)
})
return &http.Server{
Addr: ":" + fmt.Sprint(argv.Port),
Handler: mux,
}
}
|
