49 lines
1.0 KiB
Go
49 lines
1.0 KiB
Go
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// Copyright 2024 Patial Tech (Ankit Patial).
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// All rights reserved.
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package jwt
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import (
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"crypto/ed25519"
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"errors"
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"log"
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"maps"
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"time"
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"github.com/golang-jwt/jwt/v5"
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)
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func Sign(key ed25519.PrivateKey, claims map[string]any, issuer string, d time.Duration) (string, error) {
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cl := jwt.MapClaims{
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"iss": issuer,
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"iat": jwt.NewNumericDate(time.Now().UTC()),
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"exp": jwt.NewNumericDate(time.Now().Add(d)),
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}
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maps.Copy(cl, claims)
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t := jwt.NewWithClaims(jwt.SigningMethodEdDSA, cl)
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return t.SignedString(key)
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}
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func Parse(key ed25519.PrivateKey, tokenString string, issuer string) (jwt.MapClaims, error) {
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token, err := jwt.Parse(
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tokenString,
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func(token *jwt.Token) (any, error) {
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return key.Public(), nil
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},
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jwt.WithValidMethods([]string{jwt.SigningMethodEdDSA.Alg()}),
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jwt.WithIssuer(issuer),
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jwt.WithIssuedAt(),
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jwt.WithExpirationRequired(),
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)
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if err != nil {
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log.Fatal(err)
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}
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if claims, ok := token.Claims.(jwt.MapClaims); ok {
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return claims, nil
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} else {
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return nil, errors.New("no claims found")
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}
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}
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