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
|
package main
import (
"net/http"
"crypto/rand"
"encoding/base64"
"github.com/gin-gonic/gin"
)
func CORSMiddleware() gin.HandlerFunc {
return func(c *gin.Context) {
c.Writer.Header().Set("Access-Control-Allow-Origin", "*")
c.Writer.Header().Set("Access-Control-Allow-Credentials", "true")
c.Writer.Header().Set("Access-Control-Allow-Headers", "Content-Type, Content-Length, Accept-Encoding, X-CSRF-Token, Authorization, accept, origin, Cache-Control, X-Requested-With")
c.Writer.Header().Set("Access-Control-Allow-Methods", "POST, OPTIONS, GET, PUT")
if c.Request.Method == "OPTIONS" {
c.AbortWithStatus(204)
return
}
c.Next()
}
}
func generateToken() string {
token := make([]byte, 32)
rand.Read(token)
return base64.StdEncoding.EncodeToString(token)
}
type User struct {
Username string
Password string
}
var users = map[string]User{
"user1": {"user1", "password1"},
}
func setupRouter() *gin.Engine {
// Disable Console Color
// gin.DisableConsoleColor()
r := gin.Default()
r.Use(CORSMiddleware())
api := r.Group("api/v1")
api.POST("/auth", func(c *gin.Context) {
username, password, ok := c.Request.BasicAuth()
if !ok {
c.Header("WWW-Authenticate", `Basic realm="Please enter your username and password."`)
c.AbortWithStatus(http.StatusUnauthorized)
return
}
user, exists := users[username]
if !exists || user.Password != password {
c.AbortWithStatus(http.StatusUnauthorized)
return
}
// Generate a simple API token
apiToken := generateToken()
c.JSON(http.StatusOK, gin.H{"token": apiToken})
})
stats := api.Group("stats")
stats.GET("/", func(c *gin.Context) {
c.JSON(http.StatusOK, gin.H{"status": "ok"})
})
stats.POST("/", func(c *gin.Context) {
c.JSON(http.StatusCreated, gin.H{"status": "created"})
})
stats.GET("/:uuid", func(c *gin.Context) {
c.JSON(http.StatusOK, gin.H{"status": "ok", "uuid": c.Param("uuid")})
})
stats.PATCH("/:uuid", func(c *gin.Context) {
c.JSON(http.StatusNoContent, gin.H{"status": "No Content"})
})
stats.DELETE("/:uuid", func(c *gin.Context) {
c.JSON(http.StatusNoContent, gin.H{"status": "No Content"})
})
return r
}
func main() {
r := setupRouter()
// Listen and Server in 0.0.0.0:8080
r.Run(":8080")
}
|
