54 lines
994 B
Go
54 lines
994 B
Go
package util
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import (
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"crypto/rand"
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"fmt"
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"log"
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"github.com/golang-jwt/jwt"
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"github.com/google/uuid"
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)
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func GenerateHmac(length int) []byte {
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b := make([]byte, length)
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if _, err := rand.Read(b); err != nil {
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panic(err)
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}
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return b
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}
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type PrincipalInfo struct {
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Uid uuid.UUID
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Role string
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}
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type FailMsg struct {
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Reason string `json:"reason"`
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}
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type NextMsg struct {
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Next string `json:"nextaction"`
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}
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func SendEmail(title string, body string, recipients []string) {
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//TODO
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log.Println("Send", title, body, "to", recipients)
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}
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func ParseJwt(tokenStr string, hmac []byte) (jwt.MapClaims, error) {
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token, err := jwt.Parse(tokenStr, func(token *jwt.Token) (interface{}, error) {
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if _, ok := token.Method.(*jwt.SigningMethodHMAC); !ok {
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return nil, fmt.Errorf("bad signing method %v", token.Header["alg"])
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}
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return hmac, nil
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})
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if claims, ok := token.Claims.(jwt.MapClaims); ok && token.Valid {
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return claims, nil
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} else {
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return jwt.MapClaims{}, err
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}
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}
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