feat: add dead letter queue

internal/deadletter/deadletter.go

@@ -0,0 +1,35 @@
+package deadletter
+
+import (
+	"context"
+	"fmt"
+	"log/slog"
+
+	"git.front.kjuulh.io/kjuulh/orbis/internal/deadletter/repositories"
+	"github.com/google/uuid"
+	"github.com/jackc/pgx/v5/pgxpool"
+)
+
+type DeadLetter struct {
+	db     *pgxpool.Pool
+	logger *slog.Logger
+}
+
+func NewDeadLetter(db *pgxpool.Pool, logger *slog.Logger) *DeadLetter {
+	return &DeadLetter{
+		db:     db,
+		logger: logger,
+	}
+}
+
+func (d *DeadLetter) InsertDeadLetter(ctx context.Context, schedule uuid.UUID) error {
+	repo := repositories.New(d.db)
+
+	d.logger.WarnContext(ctx, "deadlettering schedule", "schedule", schedule)
+	if err := repo.InsertDeadLetter(ctx, schedule); err != nil {
+		return fmt.Errorf("failed to insert item into dead letter: %w", err)
+	}
+
+	return nil
+
+}

internal/deadletter/queries.sql

@@ -0,0 +1,12 @@
+-- name: Ping :one
+SELECT 1;
+
+-- name: InsertDeadLetter :exec
+INSERT INTO dead_letter
+    (
+        schedule_id
+    )
+VALUES
+    (
+        $1
+    );

internal/deadletter/repositories/db.go

@@ -0,0 +1,32 @@
+// Code generated by sqlc. DO NOT EDIT.
+// versions:
+//   sqlc v1.23.0
+
+package repositories
+
+import (
+	"context"
+
+	"github.com/jackc/pgx/v5"
+	"github.com/jackc/pgx/v5/pgconn"
+)
+
+type DBTX interface {
+	Exec(context.Context, string, ...interface{}) (pgconn.CommandTag, error)
+	Query(context.Context, string, ...interface{}) (pgx.Rows, error)
+	QueryRow(context.Context, string, ...interface{}) pgx.Row
+}
+
+func New(db DBTX) *Queries {
+	return &Queries{db: db}
+}
+
+type Queries struct {
+	db DBTX
+}
+
+func (q *Queries) WithTx(tx pgx.Tx) *Queries {
+	return &Queries{
+		db: tx,
+	}
+}

internal/deadletter/repositories/models.go

@@ -0,0 +1,35 @@
+// Code generated by sqlc. DO NOT EDIT.
+// versions:
+//   sqlc v1.23.0
+
+package repositories
+
+import (
+	"github.com/google/uuid"
+	"github.com/jackc/pgx/v5/pgtype"
+)
+
+type DeadLetter struct {
+	ScheduleID uuid.UUID          `json:"schedule_id"`
+	UpdatedAt  pgtype.Timestamptz `json:"updated_at"`
+}
+
+type ModelSchedule struct {
+	ModelName string             `json:"model_name"`
+	LastRun   pgtype.Timestamptz `json:"last_run"`
+}
+
+type WorkSchedule struct {
+	ScheduleID uuid.UUID          `json:"schedule_id"`
+	WorkerID   uuid.UUID          `json:"worker_id"`
+	StartRun   pgtype.Timestamptz `json:"start_run"`
+	EndRun     pgtype.Timestamptz `json:"end_run"`
+	UpdatedAt  pgtype.Timestamptz `json:"updated_at"`
+	State      string             `json:"state"`
+}
+
+type WorkerRegister struct {
+	WorkerID  uuid.UUID          `json:"worker_id"`
+	Capacity  int32              `json:"capacity"`
+	HeartBeat pgtype.Timestamptz `json:"heart_beat"`
+}

internal/deadletter/repositories/querier.go

@@ -0,0 +1,18 @@
+// Code generated by sqlc. DO NOT EDIT.
+// versions:
+//   sqlc v1.23.0
+
+package repositories
+
+import (
+	"context"
+
+	"github.com/google/uuid"
+)
+
+type Querier interface {
+	InsertDeadLetter(ctx context.Context, scheduleID uuid.UUID) error
+	Ping(ctx context.Context) (int32, error)
+}
+
+var _ Querier = (*Queries)(nil)

internal/deadletter/repositories/queries.sql.go

@@ -0,0 +1,39 @@
+// Code generated by sqlc. DO NOT EDIT.
+// versions:
+//   sqlc v1.23.0
+// source: queries.sql
+
+package repositories
+
+import (
+	"context"
+
+	"github.com/google/uuid"
+)
+
+const insertDeadLetter = `-- name: InsertDeadLetter :exec
+INSERT INTO dead_letter
+    (
+        schedule_id
+    )
+VALUES
+    (
+        $1
+    )
+`
+
+func (q *Queries) InsertDeadLetter(ctx context.Context, scheduleID uuid.UUID) error {
+	_, err := q.db.Exec(ctx, insertDeadLetter, scheduleID)
+	return err
+}
+
+const ping = `-- name: Ping :one
+SELECT 1
+`
+
+func (q *Queries) Ping(ctx context.Context) (int32, error) {
+	row := q.db.QueryRow(ctx, ping)
+	var column_1 int32
+	err := row.Scan(&column_1)
+	return column_1, err
+}

internal/deadletter/sqlc.yaml

@@ -0,0 +1,21 @@
+version: "2"
+sql:
+  - queries: queries.sql
+    schema: ../persistence/migrations/
+    engine: "postgresql"
+    gen:
+      go:
+        out: "repositories"
+        package: "repositories"
+        sql_package: "pgx/v5"
+        emit_json_tags: true
+        emit_prepared_queries: true
+        emit_interface: true
+        emit_empty_slices: true
+        emit_result_struct_pointers: true
+        emit_params_struct_pointers: true
+        overrides:
+          - db_type: "uuid"
+            go_type:
+              import: "github.com/google/uuid"
+              type: "UUID"