47 lines
1.5 KiB
Go
47 lines
1.5 KiB
Go
package adminauth
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import (
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"errors"
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"time"
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"github.com/golang-jwt/jwt/v5"
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)
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type Claims struct {
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UUID string
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ID uint
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Username string
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NickName string
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AuthorityID uint `json:"AuthorityId"`
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BufferTime int64
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MustChangePwd bool `json:"mustChangePwd"`
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jwt.RegisteredClaims
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}
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func Generate(secret, issuer string, expires time.Duration, userID, authorityID uint, uuid, username, nickname string, mustChange bool) (string, *Claims, error) {
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if secret == "" {
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return "", nil, errors.New("empty JWT signing key")
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}
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now := time.Now()
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claims := &Claims{UUID: uuid, ID: userID, Username: username, NickName: nickname, AuthorityID: authorityID, MustChangePwd: mustChange, RegisteredClaims: jwt.RegisteredClaims{Issuer: issuer, IssuedAt: jwt.NewNumericDate(now), NotBefore: jwt.NewNumericDate(now.Add(-time.Second)), ExpiresAt: jwt.NewNumericDate(now.Add(expires))}}
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token, err := jwt.NewWithClaims(jwt.SigningMethodHS256, claims).SignedString([]byte(secret))
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return token, claims, err
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}
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func Parse(tokenString, secret string) (*Claims, error) {
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token, err := jwt.ParseWithClaims(tokenString, &Claims{}, func(token *jwt.Token) (any, error) {
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if token.Method != jwt.SigningMethodHS256 {
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return nil, errors.New("unexpected signing method")
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}
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return []byte(secret), nil
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})
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if err != nil || !token.Valid {
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return nil, errors.New("token is invalid")
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}
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claims, ok := token.Claims.(*Claims)
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if !ok {
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return nil, errors.New("token claims are invalid")
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}
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return claims, nil
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}
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