mirror of
https://github.com/steveiliop56/tinyauth.git
synced 2025-10-31 06:05:43 +00:00
504a3b87b4
* wip: add middlewares * refactor: use context fom middleware in handlers * refactor: use controller approach in handlers * refactor: move oauth providers into services (non-working) * feat: create oauth broker service * refactor: use a boostrap service to bootstrap the app * refactor: split utils into smaller files * refactor: use more clear name for frontend assets * feat: allow customizability of resources dir * fix: fix typo in ui middleware * fix: validate resource file paths in ui middleware * refactor: move resource handling to a controller * feat: add some logging * fix: configure middlewares before groups * fix: use correct api path in login mutation * fix: coderabbit suggestions * fix: further coderabbit suggestions
118 lines
2.6 KiB
Go
118 lines
2.6 KiB
Go
package service
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import (
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"context"
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"crypto/rand"
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"crypto/tls"
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"encoding/base64"
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"encoding/json"
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"fmt"
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"io"
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"net/http"
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"time"
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"tinyauth/internal/config"
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"golang.org/x/oauth2"
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)
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type GenericOAuthService struct {
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Config oauth2.Config
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Context context.Context
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Token *oauth2.Token
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Verifier string
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InsecureSkipVerify bool
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UserinfoURL string
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}
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func NewGenericOAuthService(config config.OAuthServiceConfig) *GenericOAuthService {
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return &GenericOAuthService{
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Config: oauth2.Config{
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ClientID: config.ClientID,
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ClientSecret: config.ClientSecret,
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RedirectURL: config.RedirectURL,
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Scopes: config.Scopes,
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Endpoint: oauth2.Endpoint{
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AuthURL: config.AuthURL,
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TokenURL: config.TokenURL,
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},
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},
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InsecureSkipVerify: config.InsecureSkipVerify,
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UserinfoURL: config.UserinfoURL,
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}
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}
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func (generic *GenericOAuthService) Init() error {
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transport := &http.Transport{
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TLSClientConfig: &tls.Config{
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InsecureSkipVerify: generic.InsecureSkipVerify,
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MinVersion: tls.VersionTLS12,
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},
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}
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httpClient := &http.Client{
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Transport: transport,
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}
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ctx := context.Background()
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ctx = context.WithValue(ctx, oauth2.HTTPClient, httpClient)
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verifier := oauth2.GenerateVerifier()
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generic.Context = ctx
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generic.Verifier = verifier
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return nil
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}
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func (generic *GenericOAuthService) GenerateState() string {
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b := make([]byte, 128)
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_, err := rand.Read(b)
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if err != nil {
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return base64.RawURLEncoding.EncodeToString(fmt.Appendf(nil, "state-%d", time.Now().UnixNano()))
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}
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state := base64.RawURLEncoding.EncodeToString(b)
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return state
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}
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func (generic *GenericOAuthService) GetAuthURL(state string) string {
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return generic.Config.AuthCodeURL(state, oauth2.AccessTypeOffline, oauth2.S256ChallengeOption(generic.Verifier))
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}
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func (generic *GenericOAuthService) VerifyCode(code string) error {
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token, err := generic.Config.Exchange(generic.Context, code, oauth2.VerifierOption(generic.Verifier))
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if err != nil {
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return err
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}
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generic.Token = token
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return nil
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}
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func (generic *GenericOAuthService) Userinfo() (config.Claims, error) {
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var user config.Claims
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client := generic.Config.Client(generic.Context, generic.Token)
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res, err := client.Get(generic.UserinfoURL)
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if err != nil {
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return user, err
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}
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defer res.Body.Close()
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if res.StatusCode < 200 || res.StatusCode >= 300 {
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return user, fmt.Errorf("request failed with status: %s", res.Status)
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}
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body, err := io.ReadAll(res.Body)
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if err != nil {
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return user, err
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}
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err = json.Unmarshal(body, &user)
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if err != nil {
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return user, err
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}
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return user, nil
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}
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