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| | 1 | +// SPDX-License-Identifier: AGPL-3.0-or-later |
| | 2 | + |
| | 3 | +package jobs |
| | 4 | + |
| | 5 | +import ( |
| | 6 | + "context" |
| | 7 | + "encoding/json" |
| | 8 | + "log/slog" |
| | 9 | + "time" |
| | 10 | + |
| | 11 | + "github.com/jackc/pgx/v5/pgtype" |
| | 12 | + "github.com/jackc/pgx/v5/pgxpool" |
| | 13 | + |
| | 14 | + "github.com/tenseleyFlow/shithub/internal/auth/secretbox" |
| | 15 | + "github.com/tenseleyFlow/shithub/internal/webhook" |
| | 16 | + webhookdb "github.com/tenseleyFlow/shithub/internal/webhook/sqlc" |
| | 17 | + "github.com/tenseleyFlow/shithub/internal/worker" |
| | 18 | +) |
| | 19 | + |
| | 20 | +// WebhookFanoutDeps wires the fan-out handler. |
| | 21 | +type WebhookFanoutDeps struct { |
| | 22 | + Pool *pgxpool.Pool |
| | 23 | + Logger *slog.Logger |
| | 24 | +} |
| | 25 | + |
| | 26 | +// WebhookFanout drains domain_events past the webhook cursor and |
| | 27 | +// creates per-subscriber delivery rows + deliver jobs. Self-throttles: |
| | 28 | +// when a tick drains a full batch, the handler re-enqueues itself so |
| | 29 | +// the next tick keeps draining without waiting for the cron beat. |
| | 30 | +func WebhookFanout(deps WebhookFanoutDeps) worker.Handler { |
| | 31 | + return func(ctx context.Context, _ json.RawMessage) error { |
| | 32 | + processed, err := webhook.FanoutOnce(ctx, webhook.FanoutDeps{ |
| | 33 | + Pool: deps.Pool, Logger: deps.Logger, |
| | 34 | + }) |
| | 35 | + if err != nil { |
| | 36 | + return err |
| | 37 | + } |
| | 38 | + if deps.Logger != nil && processed > 0 { |
| | 39 | + deps.Logger.InfoContext(ctx, "webhook:fanout drained events", |
| | 40 | + "count", processed) |
| | 41 | + } |
| | 42 | + if processed >= webhook.FanoutBatch { |
| | 43 | + if _, err := worker.Enqueue(ctx, deps.Pool, webhook.KindWebhookFanout, |
| | 44 | + map[string]any{}, worker.EnqueueOptions{}); err != nil && deps.Logger != nil { |
| | 45 | + deps.Logger.WarnContext(ctx, "webhook:fanout self-enqueue failed", |
| | 46 | + "error", err) |
| | 47 | + } |
| | 48 | + } |
| | 49 | + return nil |
| | 50 | + } |
| | 51 | +} |
| | 52 | + |
| | 53 | +// WebhookDeliverDeps wires the deliverer. |
| | 54 | +type WebhookDeliverDeps struct { |
| | 55 | + Pool *pgxpool.Pool |
| | 56 | + Logger *slog.Logger |
| | 57 | + SecretBox *secretbox.Box |
| | 58 | + SSRF webhook.SSRFConfig |
| | 59 | +} |
| | 60 | + |
| | 61 | +// WebhookDeliver dispatches one delivery row. The job kind is fired by |
| | 62 | +// fanout (1 row → 1 job); a row for which the deliverer schedules a |
| | 63 | +// retry will get re-enqueued through next-retry-at scheduling — see |
| | 64 | +// the cron-driven webhook:retry sweep documented in webhook docs. |
| | 65 | +func WebhookDeliver(deps WebhookDeliverDeps) worker.Handler { |
| | 66 | + return func(ctx context.Context, raw json.RawMessage) error { |
| | 67 | + id, err := webhook.UnmarshalDeliverPayload(raw) |
| | 68 | + if err != nil { |
| | 69 | + return worker.PoisonError(err) |
| | 70 | + } |
| | 71 | + if id <= 0 { |
| | 72 | + return worker.PoisonError(jsonError("delivery_id must be positive")) |
| | 73 | + } |
| | 74 | + return webhook.Deliver(ctx, webhook.DeliverDeps{ |
| | 75 | + Pool: deps.Pool, |
| | 76 | + Logger: deps.Logger, |
| | 77 | + SecretBox: deps.SecretBox, |
| | 78 | + SSRF: deps.SSRF, |
| | 79 | + }, id) |
| | 80 | + } |
| | 81 | +} |
| | 82 | + |
| | 83 | +// WebhookPurgeOldDeps wires the retention sweep. |
| | 84 | +type WebhookPurgeOldDeps struct { |
| | 85 | + Pool *pgxpool.Pool |
| | 86 | + Logger *slog.Logger |
| | 87 | + Retention time.Duration |
| | 88 | +} |
| | 89 | + |
| | 90 | +// WebhookPurgeOld drops terminal delivery rows older than the |
| | 91 | +// retention window. Cron-driven; pending/retry rows are left alone. |
| | 92 | +func WebhookPurgeOld(deps WebhookPurgeOldDeps) worker.Handler { |
| | 93 | + return func(ctx context.Context, _ json.RawMessage) error { |
| | 94 | + retention := deps.Retention |
| | 95 | + if retention <= 0 { |
| | 96 | + retention = 30 * 24 * time.Hour |
| | 97 | + } |
| | 98 | + ivl := pgtype.Interval{ |
| | 99 | + Microseconds: int64(retention / time.Microsecond), |
| | 100 | + Valid: true, |
| | 101 | + } |
| | 102 | + _, err := webhookdb.New().PurgeOldDeliveries(ctx, deps.Pool, ivl) |
| | 103 | + return err |
| | 104 | + } |
| | 105 | +} |
| | 106 | + |
| | 107 | +// jsonError is a tiny error wrapper so the poison wrap above keeps |
| | 108 | +// reading naturally. Its message is preserved in last_error. |
| | 109 | +type jsonErr string |
| | 110 | + |
| | 111 | +func (e jsonErr) Error() string { return string(e) } |
| | 112 | +func jsonError(s string) error { return jsonErr(s) } |
