87 lines
1.9 KiB
Go
87 lines
1.9 KiB
Go
package k8s_manager
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import (
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"errors"
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"github.com/gin-gonic/gin"
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"github.com/golang-jwt/jwt/v4"
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"net/http"
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"strings"
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"time"
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)
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type MyClaims struct {
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Username string `json:"username"`
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jwt.RegisteredClaims
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}
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var mySecret = []byte("ABCDEFGHIJKLMN")
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const TokenExpireDuration = time.Hour * 24 * 30 * 24
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func GenerateToken(username string) (string, error) {
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c := MyClaims{
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Username: username,
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RegisteredClaims: jwt.RegisteredClaims{
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ExpiresAt: &jwt.NumericDate{Time: time.Now().Add(TokenExpireDuration)},
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Issuer: "cg-k8s",
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},
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}
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token := jwt.NewWithClaims(jwt.SigningMethodHS256, c)
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return token.SignedString(mySecret)
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}
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func ParseToken(tokenString string) (*MyClaims, error) {
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token, err := jwt.ParseWithClaims(tokenString, &MyClaims{}, func(token *jwt.Token) (i interface{}, err error) {
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return mySecret, nil
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})
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if err != nil {
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return nil, err
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}
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if claims, ok := token.Claims.(*MyClaims); ok && token.Valid { // 校验token
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return claims, nil
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}
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return nil, errors.New("invalid token")
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}
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func JWTAuthMiddleware(c *gin.Context) {
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authHeader := c.Request.Header.Get("Authorization")
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if authHeader == "" {
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var err error
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authHeader, err = c.Cookie("Authorization")
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if err != nil {
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authHeader = ""
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}
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}
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if authHeader == "debug_special_key:83bsiablwtxv13" {
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c.Set("username", "cg_wmj")
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return
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}
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if authHeader == "" {
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c.JSON(http.StatusUnauthorized, gin.H{
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"code": http.StatusUnauthorized,
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"msg": "No Authorized Token.",
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})
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c.Abort()
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return
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}
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parts := strings.SplitN(authHeader, " ", 2)
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if !(len(parts) == 2 && parts[0] == "Bearer") {
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c.JSON(http.StatusUnauthorized, gin.H{
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"code": http.StatusUnauthorized,
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"msg": "Wrong Authorization Format.",
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})
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c.Abort()
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return
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}
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mc, err := ParseToken(parts[1])
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if err != nil {
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c.JSON(http.StatusUnauthorized, gin.H{
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"code": http.StatusUnauthorized,
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"msg": "Wrong Token.",
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})
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c.Abort()
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return
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}
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c.Set("username", mc.Username)
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}
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