mirror of
https://github.com/christianselig/apollo-backend
synced 2024-12-22 22:35:27 +00:00
token refresh mechanism
This commit is contained in:
Andre Medeiros
parent
47a0aa47dd
commit
df96aaa768
3 changed files with 41 additions and 55 deletions
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@ -114,9 +114,11 @@ func NewClient(id, secret string, statsd statsd.ClientInterface, redis *redis.Cl
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type AuthenticatedClient struct {
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client *Client
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redditId string
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refreshToken string
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accessToken string
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redditId string
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tokenRefreshed bool
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RefreshToken string
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AccessToken string
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}
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func (rc *Client) NewAuthenticatedClient(redditId, refreshToken, accessToken string) *AuthenticatedClient {
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@ -132,7 +134,7 @@ func (rc *Client) NewAuthenticatedClient(redditId, refreshToken, accessToken str
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panic("requires a refresh token")
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}
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return &AuthenticatedClient{rc, redditId, refreshToken, accessToken}
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return &AuthenticatedClient{rc, redditId, false, refreshToken, accessToken}
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}
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func (rc *Client) doRequest(ctx context.Context, r *Request) ([]byte, *RateLimitingInfo, error) {
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@ -199,6 +201,16 @@ func (rac *AuthenticatedClient) request(ctx context.Context, r *Request, rh Resp
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bb, rli, err := rac.client.doRequest(ctx, r)
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if err == ErrInvalidBasicAuth {
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tokens, err := rac.RefreshTokens(ctx)
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if err != nil {
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return nil, ErrInvalidBasicAuth
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}
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rac.RefreshToken = tokens.RefreshToken
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rac.AccessToken = tokens.AccessToken
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}
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if err != nil && err != ErrOauthRevoked && r.retry {
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for _, backoff := range backoffSchedule {
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done := make(chan struct{})
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@ -297,13 +309,19 @@ func (rac *AuthenticatedClient) markRateLimited(rli *RateLimitingInfo) error {
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}
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func (rac *AuthenticatedClient) RefreshTokens(ctx context.Context, opts ...RequestOption) (*RefreshTokenResponse, error) {
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if rac.tokenRefreshed {
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return nil, ErrTokenAlreadyRefreshed
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}
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rac.tokenRefreshed = true
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opts = append(rac.client.defaultOpts, opts...)
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opts = append(opts, []RequestOption{
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WithTags([]string{"url:/api/v1/access_token"}),
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WithMethod("POST"),
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WithURL("https://www.reddit.com/api/v1/access_token"),
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WithBody("grant_type", "refresh_token"),
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WithBody("refresh_token", rac.refreshToken),
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WithBody("refresh_token", rac.RefreshToken),
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WithBasicAuth(rac.client.id, rac.client.secret),
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}...)
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req := NewRequest(opts...)
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@ -315,7 +333,7 @@ func (rac *AuthenticatedClient) RefreshTokens(ctx context.Context, opts ...Reque
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ret := rtr.(*RefreshTokenResponse)
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if ret.RefreshToken == "" {
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ret.RefreshToken = rac.refreshToken
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ret.RefreshToken = rac.RefreshToken
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}
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return ret, nil
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@ -325,7 +343,7 @@ func (rac *AuthenticatedClient) AboutInfo(ctx context.Context, fullname string,
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opts = append(rac.client.defaultOpts, opts...)
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opts = append(opts, []RequestOption{
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WithMethod("GET"),
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WithToken(rac.accessToken),
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WithToken(rac.AccessToken),
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WithURL("https://oauth.reddit.com/api/info"),
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WithQuery("id", fullname),
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}...)
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@ -344,7 +362,7 @@ func (rac *AuthenticatedClient) UserPosts(ctx context.Context, user string, opts
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opts = append(rac.client.defaultOpts, opts...)
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opts = append(opts, []RequestOption{
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WithMethod("GET"),
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WithToken(rac.accessToken),
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WithToken(rac.AccessToken),
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WithURL(url),
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}...)
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req := NewRequest(opts...)
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@ -362,7 +380,7 @@ func (rac *AuthenticatedClient) UserAbout(ctx context.Context, user string, opts
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opts = append(rac.client.defaultOpts, opts...)
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opts = append(opts, []RequestOption{
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WithMethod("GET"),
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WithToken(rac.accessToken),
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WithToken(rac.AccessToken),
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WithURL(url),
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}...)
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req := NewRequest(opts...)
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@ -381,7 +399,7 @@ func (rac *AuthenticatedClient) SubredditAbout(ctx context.Context, subreddit st
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opts = append(rac.client.defaultOpts, opts...)
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opts = append(opts, []RequestOption{
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WithMethod("GET"),
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WithToken(rac.accessToken),
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WithToken(rac.AccessToken),
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WithURL(url),
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}...)
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req := NewRequest(opts...)
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@ -399,7 +417,7 @@ func (rac *AuthenticatedClient) subredditPosts(ctx context.Context, subreddit st
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opts = append(rac.client.defaultOpts, opts...)
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opts = append(opts, []RequestOption{
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WithMethod("GET"),
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WithToken(rac.accessToken),
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WithToken(rac.AccessToken),
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WithURL(url),
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}...)
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req := NewRequest(opts...)
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@ -429,7 +447,7 @@ func (rac *AuthenticatedClient) MessageInbox(ctx context.Context, opts ...Reques
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opts = append(opts, []RequestOption{
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WithTags([]string{"url:/api/v1/message/inbox"}),
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WithMethod("GET"),
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WithToken(rac.accessToken),
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WithToken(rac.AccessToken),
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WithURL("https://oauth.reddit.com/message/inbox"),
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WithEmptyResponseBytes(122),
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}...)
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@ -447,7 +465,7 @@ func (rac *AuthenticatedClient) MessageUnread(ctx context.Context, opts ...Reque
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opts = append(opts, []RequestOption{
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WithTags([]string{"url:/api/v1/message/unread"}),
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WithMethod("GET"),
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WithToken(rac.accessToken),
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WithToken(rac.AccessToken),
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WithURL("https://oauth.reddit.com/message/unread"),
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WithEmptyResponseBytes(122),
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}...)
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@ -466,7 +484,7 @@ func (rac *AuthenticatedClient) Me(ctx context.Context, opts ...RequestOption) (
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opts = append(opts, []RequestOption{
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WithTags([]string{"url:/api/v1/me"}),
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WithMethod("GET"),
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WithToken(rac.accessToken),
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WithToken(rac.AccessToken),
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WithURL("https://oauth.reddit.com/api/v1/me"),
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}...)
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@ -25,4 +25,6 @@ var (
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ErrRequiresRedditId = errors.New("requires reddit id")
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// ErrInvalidBasicAuth .
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ErrInvalidBasicAuth = errors.New("invalid basic auth")
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// ErrTokenAlreadyRefreshed .
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ErrTokenAlreadyRefreshed = errors.New("token already refreshed")
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)
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@ -167,7 +167,12 @@ func (nc *notificationsConsumer) Consume(delivery rmq.Delivery) {
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account.CheckCount++
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defer func(acc *domain.Account) {
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rac := nc.reddit.NewAuthenticatedClient(account.AccountID, account.RefreshToken, account.AccessToken)
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defer func(acc *domain.Account, rac *reddit.AuthenticatedClient) {
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account.AccessToken = rac.AccessToken
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account.RefreshToken = rac.RefreshToken
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if err = nc.accountRepo.Update(nc, acc); err != nil {
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nc.logger.Error("failed to update account",
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zap.Error(err),
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@ -175,46 +180,7 @@ func (nc *notificationsConsumer) Consume(delivery rmq.Delivery) {
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zap.String("account#username", account.NormalizedUsername()),
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)
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}
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}(&account)
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rac := nc.reddit.NewAuthenticatedClient(account.AccountID, account.RefreshToken, account.AccessToken)
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if account.TokenExpiresAt.Before(now.Add(5 * time.Minute)) {
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nc.logger.Debug("refreshing reddit token",
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zap.Int64("account#id", id),
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zap.String("account#username", account.NormalizedUsername()),
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)
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tokens, err := rac.RefreshTokens(nc)
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if err != nil {
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if err != reddit.ErrOauthRevoked {
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nc.logger.Error("failed to refresh reddit tokens",
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zap.Error(err),
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zap.Int64("account#id", id),
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zap.String("account#username", account.NormalizedUsername()),
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)
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return
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}
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err = nc.deleteAccount(account)
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if err != nil {
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nc.logger.Error("failed to remove revoked account",
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zap.Error(err),
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zap.Int64("account#id", id),
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zap.String("account#username", account.NormalizedUsername()),
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)
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}
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return
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}
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// Update account
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account.AccessToken = tokens.AccessToken
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account.RefreshToken = tokens.RefreshToken
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account.TokenExpiresAt = now.Add(tokens.Expiry)
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// Refresh client
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rac = nc.reddit.NewAuthenticatedClient(account.AccountID, tokens.RefreshToken, tokens.AccessToken)
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}
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}(&account, rac)
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// Only update delay on accounts we can actually check, otherwise it skews
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// the numbers too much.
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