f826718c03
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87 lines
1.8 KiB
Go
87 lines
1.8 KiB
Go
package utils
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import (
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"encoding/json"
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"errors"
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"io"
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"log"
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"net/http"
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"strings"
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"github.com/golang-jwt/jwt/v5"
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)
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func InitializeAuth() {
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resp, err := http.Get("https://auth.me-fit.eu/realms/me-fit/protocol/openid-connect/certs")
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if err != nil {
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log.Fatalf("error getting certs: %v\n", err)
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}
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body, err := io.ReadAll(resp.Body)
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if err != nil {
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log.Fatalf("error reading body: %v\n", err)
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}
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var certs map[string]interface{}
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err = json.Unmarshal(body, &certs)
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if err != nil {
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log.Fatalf("error unmarshalling certs: %v\n", err)
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}
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log.Println("initialized auth", certs["keys"].([]interface{})[0].(map[string]interface{})["kid"])
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}
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func keyFunc() jwt.Keyfunc {
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return func(token *jwt.Token) (interface{}, error) {
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return []byte("secret"), nil
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}
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}
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func isAuthorized(r *http.Request) (*jwt.Token, error) {
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auth := r.Header.Get("Authorization")
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if auth == "" {
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return nil, errors.New("no authorization header")
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}
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tokenStr := strings.Split(auth, " ")[1]
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if tokenStr == "" {
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return nil, errors.New("no authorization header")
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}
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token, err := jwt.Parse(tokenStr, keyFunc(), nil)
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if err != nil {
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return nil, errors.New("no authorization header")
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}
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if !token.Valid {
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return nil, errors.New("no authorization header")
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}
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return token, nil
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}
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// func VerifyToken(token string) (*auth.Token, error) {
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// if app == nil {
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// setup()
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// }
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//
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// client, err := app.Auth(context.Background())
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// if err != nil {
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// log.Fatalf("error getting Auth client: %v\n", err)
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// }
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// return client.VerifyIDToken(context.Background(), token)
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// }
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//
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// func setup() {
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// opt := option.WithCredentialsFile("./secrets/firebase.json")
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//
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// firebaseApp, err := firebase.NewApp(context.Background(), nil, opt)
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//
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// if err != nil {
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// log.Fatalf("error initializing app: %v", err)
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// }
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//
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// app = firebaseApp
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// }
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