Monorepo for Tangled
appview/notify: move logging and webhook notifiers to their own packages
Signed-off-by: Anirudh Oppiliappan <anirudh@tangled.org>
authored by
Anirudh Oppiliappan
and committed by
tangled.org
(Apr 2, 2026, 7:37 PM UTC)
13ec3ea8
88b2cbf2
+24
-43
+7
-10
appview/notify/logging_notifier.go
appview/notify/logging/notifier.go
+7
-10
appview/notify/logging_notifier.go
appview/notify/logging/notifier.go
···
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-
package notify
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+
package logging
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import (
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"context"
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"log/slog"
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"github.com/bluesky-social/indigo/atproto/syntax"
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"tangled.org/core/appview/models"
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"tangled.org/core/appview/notify"
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tlog "tangled.org/core/log"
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"github.com/bluesky-social/indigo/atproto/syntax"
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)
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type loggingNotifier struct {
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inner Notifier
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inner notify.Notifier
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logger *slog.Logger
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}
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func NewLoggingNotifier(inner Notifier, logger *slog.Logger) Notifier {
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return &loggingNotifier{
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inner,
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logger,
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}
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func NewLoggingNotifier(inner notify.Notifier, logger *slog.Logger) notify.Notifier {
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return &loggingNotifier{inner, logger}
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}
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var _ Notifier = &loggingNotifier{}
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var _ notify.Notifier = &loggingNotifier{}
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func (l *loggingNotifier) NewRepo(ctx context.Context, repo *models.Repo) {
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ctx = tlog.IntoContext(ctx, tlog.SubLogger(l.logger, "NewRepo"))
+13
-30
appview/notify/webhook_notifier.go
appview/notify/webhook/notifier.go
+13
-30
appview/notify/webhook_notifier.go
appview/notify/webhook/notifier.go
···
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-
package notify
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+
package webhook
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import (
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"bytes"
···
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"github.com/google/uuid"
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"tangled.org/core/appview/db"
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"tangled.org/core/appview/models"
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"tangled.org/core/appview/notify"
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"tangled.org/core/log"
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)
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type WebhookNotifier struct {
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BaseNotifier
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type Notifier struct {
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notify.BaseNotifier
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db *db.DB
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logger *slog.Logger
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client *http.Client
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}
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func NewWebhookNotifier(database *db.DB) *WebhookNotifier {
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return &WebhookNotifier{
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func NewNotifier(database *db.DB) *Notifier {
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return &Notifier{
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db: database,
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logger: log.New("webhook-notifier"),
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client: &http.Client{
···
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}
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}
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// Push implements the Notifier interface for git push events
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func (w *WebhookNotifier) Push(ctx context.Context, repo *models.Repo, ref, oldSha, newSha, committerDid string) {
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var _ notify.Notifier = &Notifier{}
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func (w *Notifier) Push(ctx context.Context, repo *models.Repo, ref, oldSha, newSha, committerDid string) {
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webhooks, err := db.GetActiveWebhooksForRepo(w.db, repo.RepoAt())
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if err != nil {
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w.logger.Error("failed to get webhooks for repo", "repo", repo.RepoAt(), "err", err)
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return
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}
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// check if any webhooks are subscribed to push events
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var pushWebhooks []models.Webhook
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for _, webhook := range webhooks {
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if webhook.HasEvent(models.WebhookEventPush) {
···
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return
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}
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// Send webhooks
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for _, webhook := range pushWebhooks {
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go w.sendWebhook(ctx, webhook, string(models.WebhookEventPush), payload)
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}
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}
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func (w *WebhookNotifier) Clone(ctx context.Context, repo *models.Repo) {}
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// buildPushPayload creates the webhook payload
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func (w *WebhookNotifier) buildPushPayload(repo *models.Repo, ref, oldSha, newSha, committerDid string) (*models.WebhookPayload, error) {
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func (w *Notifier) buildPushPayload(repo *models.Repo, ref, oldSha, newSha, committerDid string) (*models.WebhookPayload, error) {
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owner := repo.Did
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pusher := committerDid
···
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pusher = owner
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}
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// Build repository object
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repository := models.WebhookRepository{
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Name: repo.Name,
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FullName: fmt.Sprintf("%s/%s", repo.Did, repo.Name),
···
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},
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}
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// Add optional fields
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if repo.Website != "" {
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repository.Website = repo.Website
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}
···
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repository.OpenIssues = repo.RepoStats.IssueCount.Open
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}
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// Build payload
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payload := &models.WebhookPayload{
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Ref: ref,
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Before: oldSha,
···
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return payload, nil
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}
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// sendWebhook sends the webhook http request
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func (w *WebhookNotifier) sendWebhook(ctx context.Context, webhook models.Webhook, event string, payload *models.WebhookPayload) {
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func (w *Notifier) sendWebhook(ctx context.Context, webhook models.Webhook, event string, payload *models.WebhookPayload) {
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deliveryId := uuid.New().String()
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payloadBytes, err := json.Marshal(payload)
···
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RequestBody: string(payloadBytes),
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}
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// retry webhook delivery with exponential backoff
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retryOpts := []retry.Option{
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retry.Attempts(3),
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retry.Delay(1 * time.Second),
···
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}),
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retry.Context(ctx),
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retry.RetryIf(func(err error) bool {
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// only retry on network errors or 5xx responses
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if err != nil {
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return true
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}
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return false
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return err != nil
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}),
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}
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···
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if err != nil {
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return err
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}
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// retry on 5xx server errors
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if resp.StatusCode >= 500 {
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defer resp.Body.Close()
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return fmt.Errorf("server error: %d", resp.StatusCode)
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}
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return nil
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}, retryOpts...)
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···
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delivery.ResponseCode = resp.StatusCode
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delivery.Success = resp.StatusCode >= 200 && resp.StatusCode < 300
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// Read response body (limit to 10KB)
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bodyBytes, err := io.ReadAll(io.LimitReader(resp.Body, 10*1024))
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if err != nil {
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w.logger.Warn("failed to read webhook response body", "webhook_id", webhook.Id, "err", err)
···
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}
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}
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// computeSignature computes HMAC-SHA256 signature for the payload
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func (w *WebhookNotifier) computeSignature(payload []byte, secret string) string {
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func (w *Notifier) computeSignature(payload []byte, secret string) string {
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mac := hmac.New(sha256.New, []byte(secret))
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mac.Write(payload)
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return hex.EncodeToString(mac.Sum(nil))
+4
-3
appview/state/state.go
+4
-3
appview/state/state.go
···
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"tangled.org/core/appview/models"
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"tangled.org/core/appview/notify"
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dbnotify "tangled.org/core/appview/notify/db"
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lognotify "tangled.org/core/appview/notify/logging"
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phnotify "tangled.org/core/appview/notify/posthog"
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whnotify "tangled.org/core/appview/notify/webhook"
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"tangled.org/core/appview/oauth"
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"tangled.org/core/appview/pages"
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"tangled.org/core/appview/reporesolver"
···
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}
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notifiers = append(notifiers, indexer)
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// Add webhook notifier
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notifiers = append(notifiers, notify.NewWebhookNotifier(d))
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notifiers = append(notifiers, whnotify.NewNotifier(d))
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notifier := notify.NewMergedNotifier(notifiers)
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notifier = notify.NewLoggingNotifier(notifier, tlog.SubLogger(logger, "notify"))
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notifier = lognotify.NewLoggingNotifier(notifier, tlog.SubLogger(logger, "notify"))
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var cfClient *cloudflare.Client
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if config.Cloudflare.ApiToken != "" {