65 lines
1.6 KiB
Go
65 lines
1.6 KiB
Go
package auth
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import (
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"fmt"
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"sync"
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"time"
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"github.com/deluan/navidrome/consts"
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"github.com/deluan/navidrome/log"
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"github.com/deluan/navidrome/model"
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"github.com/dgrijalva/jwt-go"
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"github.com/go-chi/jwtauth"
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)
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var (
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once sync.Once
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JwtSecret []byte
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TokenAuth *jwtauth.JWTAuth
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)
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func InitTokenAuth(ds model.DataStore) {
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once.Do(func() {
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secret, err := ds.Property(nil).DefaultGet(consts.JWTSecretKey, "not so secret")
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if err != nil {
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log.Error("No JWT secret found in DB. Setting a temp one, but please report this error", err)
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}
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JwtSecret = []byte(secret)
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TokenAuth = jwtauth.New("HS256", JwtSecret, nil)
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})
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}
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func CreateToken(u *model.User) (string, error) {
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token := jwt.New(jwt.SigningMethodHS256)
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claims := token.Claims.(jwt.MapClaims)
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claims["iss"] = consts.JWTIssuer
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claims["sub"] = u.UserName
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claims["adm"] = u.IsAdmin
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return TouchToken(token)
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}
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func TouchToken(token *jwt.Token) (string, error) {
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expireIn := time.Now().Add(consts.JWTTokenExpiration).Unix()
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claims := token.Claims.(jwt.MapClaims)
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claims["exp"] = expireIn
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return token.SignedString(JwtSecret)
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}
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func Validate(tokenStr string) (jwt.MapClaims, error) {
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token, err := jwt.Parse(tokenStr, func(token *jwt.Token) (interface{}, error) {
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// Don't forget to validate the alg is what you expect:
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if _, ok := token.Method.(*jwt.SigningMethodHMAC); !ok {
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return nil, fmt.Errorf("Unexpected signing method: %v", token.Header["alg"])
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}
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// hmacSampleSecret is a []byte containing your secret, e.g. []byte("my_secret_key")
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return JwtSecret, 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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return token.Claims.(jwt.MapClaims), err
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}
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