agola/internal/services/common/jwt.go

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// Copyright 2019 Sorint.lab
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied
// See the License for the specific language governing permissions and
// limitations under the License.
package common
import (
"crypto/rsa"
"encoding/json"
"time"
"github.com/golang-jwt/jwt/v4"
errors "golang.org/x/xerrors"
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)
type TokenSigningData struct {
Duration time.Duration
Method jwt.SigningMethod
PrivateKey *rsa.PrivateKey
PublicKey *rsa.PublicKey
Key []byte
}
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func GenerateGenericJWTToken(sd *TokenSigningData, claims jwt.Claims) (string, error) {
token := jwt.NewWithClaims(sd.Method, claims)
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var key interface{}
switch sd.Method {
case jwt.SigningMethodRS256:
key = sd.PrivateKey
case jwt.SigningMethodHS256:
key = sd.Key
default:
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return "", errors.Errorf("unsupported signing method %q", sd.Method.Alg())
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}
// Sign and get the complete encoded token as a string
return token.SignedString(key)
}
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func GenerateOauth2JWTToken(sd *TokenSigningData, remoteSourceName, requestType string, request interface{}) (string, error) {
requestj, err := json.Marshal(request)
if err != nil {
return "", err
}
return GenerateGenericJWTToken(sd, jwt.MapClaims{
"exp": time.Now().Add(sd.Duration).Unix(),
"remote_source_name": remoteSourceName,
"request_type": requestType,
"request": string(requestj),
})
}
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func GenerateLoginJWTToken(sd *TokenSigningData, userID string) (string, error) {
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return GenerateGenericJWTToken(sd, jwt.MapClaims{
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"sub": userID,
"exp": time.Now().Add(sd.Duration).Unix(),
})
}