redux of the worker queue

src/migration/m20260323_000017_create_work_queue_and_scheduler.rs

@@ -0,0 +1,141 @@
+use sea_orm_migration::prelude::*;
+
+#[derive(DeriveMigrationName)]
+pub struct Migration;
+
+#[async_trait::async_trait]
+impl MigrationTrait for Migration {
+    async fn up(&self, manager: &SchemaManager) -> Result<(), DbErr> {
+        // Work queue table
+        manager
+            .create_table(
+                Table::create()
+                    .table(WorkQueue::Table)
+                    .if_not_exists()
+                    .col(
+                        ColumnDef::new(WorkQueue::Id)
+                            .integer()
+                            .not_null()
+                            .auto_increment()
+                            .primary_key(),
+                    )
+                    .col(ColumnDef::new(WorkQueue::TaskType).text().not_null())
+                    .col(
+                        ColumnDef::new(WorkQueue::Status)
+                            .text()
+                            .not_null()
+                            .default("pending"),
+                    )
+                    .col(ColumnDef::new(WorkQueue::PayloadJson).text().not_null())
+                    .col(ColumnDef::new(WorkQueue::PipelineId).text())
+                    .col(
+                        ColumnDef::new(WorkQueue::CreatedAt)
+                            .date_time()
+                            .not_null()
+                            .default(Expr::current_timestamp()),
+                    )
+                    .col(ColumnDef::new(WorkQueue::StartedAt).date_time())
+                    .col(ColumnDef::new(WorkQueue::CompletedAt).date_time())
+                    .col(ColumnDef::new(WorkQueue::Error).text())
+                    .col(
+                        ColumnDef::new(WorkQueue::RetryCount)
+                            .integer()
+                            .not_null()
+                            .default(0),
+                    )
+                    .to_owned(),
+            )
+            .await?;
+
+        manager
+            .create_index(
+                Index::create()
+                    .name("idx_work_queue_status_type")
+                    .table(WorkQueue::Table)
+                    .col(WorkQueue::Status)
+                    .col(WorkQueue::TaskType)
+                    .col(WorkQueue::CreatedAt)
+                    .to_owned(),
+            )
+            .await?;
+
+        manager
+            .create_index(
+                Index::create()
+                    .name("idx_work_queue_pipeline_id")
+                    .table(WorkQueue::Table)
+                    .col(WorkQueue::PipelineId)
+                    .to_owned(),
+            )
+            .await?;
+
+        // Scheduler state table
+        manager
+            .create_table(
+                Table::create()
+                    .table(SchedulerState::Table)
+                    .if_not_exists()
+                    .col(
+                        ColumnDef::new(SchedulerState::Id)
+                            .integer()
+                            .not_null()
+                            .auto_increment()
+                            .primary_key(),
+                    )
+                    .col(
+                        ColumnDef::new(SchedulerState::JobName)
+                            .text()
+                            .not_null()
+                            .unique_key(),
+                    )
+                    .col(ColumnDef::new(SchedulerState::LastRunAt).date_time())
+                    .col(ColumnDef::new(SchedulerState::LastResult).text())
+                    .col(ColumnDef::new(SchedulerState::NextRunAt).date_time())
+                    .col(
+                        ColumnDef::new(SchedulerState::Enabled)
+                            .boolean()
+                            .not_null()
+                            .default(true),
+                    )
+                    .to_owned(),
+            )
+            .await?;
+
+        Ok(())
+    }
+
+    async fn down(&self, manager: &SchemaManager) -> Result<(), DbErr> {
+        manager
+            .drop_table(Table::drop().table(SchedulerState::Table).to_owned())
+            .await?;
+        manager
+            .drop_table(Table::drop().table(WorkQueue::Table).to_owned())
+            .await
+    }
+}
+
+#[derive(DeriveIden)]
+enum WorkQueue {
+    Table,
+    Id,
+    TaskType,
+    Status,
+    PayloadJson,
+    PipelineId,
+    CreatedAt,
+    StartedAt,
+    CompletedAt,
+    Error,
+    RetryCount,
+}
+
+#[derive(DeriveIden)]
+enum SchedulerState {
+    Table,
+    Id,
+    JobName,
+    LastRunAt,
+    LastResult,
+    NextRunAt,
+    Enabled,
+}

src/migration/mod.rs

@@ -15,6 +15,7 @@ mod m20260320_000013_add_artist_monitoring;
 mod m20260320_000014_create_playlists;
 mod m20260320_000015_add_subsonic_password;
 mod m20260323_000016_remove_orphaned_artists;
+mod m20260323_000017_create_work_queue_and_scheduler;
 
 pub struct Migrator;
 
@@ -37,6 +38,7 @@ impl MigratorTrait for Migrator {
             Box::new(m20260320_000014_create_playlists::Migration),
             Box::new(m20260320_000015_add_subsonic_password::Migration),
             Box::new(m20260323_000016_remove_orphaned_artists::Migration),
+            Box::new(m20260323_000017_create_work_queue_and_scheduler::Migration),
         ]
     }
 }