-
Notifications
You must be signed in to change notification settings - Fork 0
/
middleware_func_optional.go
74 lines (64 loc) · 2.15 KB
/
middleware_func_optional.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
package middleware
import (
"context"
"encoding/json"
"net/http"
"github.com/cloudwego/hertz/pkg/app"
jwt "github.com/hertz-contrib/jwt"
)
func MiddlewareFuncOptional() app.HandlerFunc {
return func(ctx context.Context, c *app.RequestContext) {
middlewareImplOptional(ctx, c)
}
}
func middlewareImplOptional(ctx context.Context, c *app.RequestContext) {
claims, err := JwtMiddleware.GetClaimsFromJWT(ctx, c)
//如果token为空,就跳过,由于只有feed流用,因此这里只针对query情况。(后续可加更多)
if err == jwt.ErrEmptyQueryToken {
c.Next(ctx)
return
}
if err != nil {
unauthorized(ctx, c, http.StatusUnauthorized, JwtMiddleware.HTTPStatusMessageFunc(err, ctx, c))
return
}
switch v := claims["exp"].(type) {
case nil:
unauthorized(ctx, c, http.StatusBadRequest, JwtMiddleware.HTTPStatusMessageFunc(jwt.ErrMissingExpField, ctx, c))
return
case float64:
if int64(v) < JwtMiddleware.TimeFunc().Unix() {
unauthorized(ctx, c, http.StatusUnauthorized, JwtMiddleware.HTTPStatusMessageFunc(jwt.ErrExpiredToken, ctx, c))
return
}
case json.Number:
n, err := v.Int64()
if err != nil {
unauthorized(ctx, c, http.StatusBadRequest, JwtMiddleware.HTTPStatusMessageFunc(jwt.ErrWrongFormatOfExp, ctx, c))
return
}
if n < JwtMiddleware.TimeFunc().Unix() {
unauthorized(ctx, c, http.StatusUnauthorized, JwtMiddleware.HTTPStatusMessageFunc(jwt.ErrExpiredToken, ctx, c))
return
}
default:
JwtMiddleware.Unauthorized(ctx, c, http.StatusBadRequest, JwtMiddleware.HTTPStatusMessageFunc(jwt.ErrWrongFormatOfExp, ctx, c))
}
c.Set("JWT_PAYLOAD", claims)
identity := JwtMiddleware.IdentityHandler(ctx, c)
if identity != nil {
c.Set(JwtMiddleware.IdentityKey, identity)
}
if !JwtMiddleware.Authorizator(identity, ctx, c) {
unauthorized(ctx, c, http.StatusForbidden, JwtMiddleware.HTTPStatusMessageFunc(jwt.ErrForbidden, ctx, c))
return
}
c.Next(ctx)
}
func unauthorized(ctx context.Context, c *app.RequestContext, code int, message string) {
c.Header("WWW-Authenticate", "JWT realm="+JwtMiddleware.Realm)
if !JwtMiddleware.DisabledAbort {
c.Abort()
}
JwtMiddleware.Unauthorized(ctx, c, code, message)
}