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