Move migrations to the autopilot

.changeset/move_migrations_to_the_autopilot.md

@@ -0,0 +1,5 @@
+---
+default: major
+---
+
+# Move migrations to the autopilot

README.md

@@ -79,17 +79,19 @@ overview of all settings configurable through the CLI.
 | `Worker.UploadOverdriveTimeout`      | Timeout for overdriving slab uploads                 | `3s`                              | `--worker.uploadOverdriveTimeout` | -                                              | `worker.uploadOverdriveTimeout`     |
 | `Worker.Enabled`                     | Enables/disables worker                              | `true`                            | `--worker.enabled`               | `RENTERD_WORKER_ENABLED`                       | `worker.enabled`                    |
 | `Worker.AllowUnauthenticatedDownloads` | Allows unauthenticated downloads                    | -                                 | `--worker.unauthenticatedDownloads` | `RENTERD_WORKER_UNAUTHENTICATED_DOWNLOADS` | `worker.allowUnauthenticatedDownloads` |
-| `Worker.RemoteAddrs`                 | List of remote worker addresses (semicolon delimited) | -                                | -                                | `RENTERD_WORKER_REMOTE_ADDRS`                     | `worker.remotes`                    |
-| `Worker.RemotePassword`               | API password for the remote workers                 | -                                | -                                | `RENTERD_WORKER_API_PASSWORD`                     | `worker.remotes`              |
 | `Autopilot.Enabled`					| Enables/disables autopilot							| `true`							| `--autopilot.enabled`			| `RENTERD_AUTOPILOT_ENABLED`						| `autopilot.enabled`					|
 | `Autopilot.AccountsRefillInterval`   | Interval for refilling workers' account balances     | `24h`                             | `--autopilot.accountRefillInterval` | -                                              | `autopilot.accountsRefillInterval`  |
 | `Autopilot.Heartbeat`                | Interval for autopilot loop execution                | `30m`                             | `--autopilot.heartbeat`            | -                                              | `autopilot.heartbeat`               |
-| `Autopilot.MigrationHealthCutoff`    | Threshold for migrating slabs based on health        | `0.75`                            | `--autopilot.migrationHealthCutoff` | -                                              | `autopilot.migrationHealthCutoff`   |
 | `Autopilot.RevisionBroadcastInterval`| Interval for broadcasting contract revisions         | `168h` (7 days)                   | `--autopilot.revisionBroadcastInterval` | `RENTERD_AUTOPILOT_REVISION_BROADCAST_INTERVAL` | `autopilot.revisionBroadcastInterval` |
 | `Autopilot.ScannerBatchSize`         | Batch size for host scanning                         | `1000`                            | `--autopilot.scannerBatchSize`      | -                                              | `autopilot.scannerBatchSize`        |
 | `Autopilot.ScannerInterval`          | Interval for scanning hosts                          | `24h`                             | `--autopilot.scannerInterval`       | -                                              | `autopilot.scannerInterval`         |
 | `Autopilot.ScannerNumThreads`        | Number of threads for scanning hosts                 | `100`                             | -                                | -                                              | `autopilot.scannerNumThreads`       |
-| `Autopilot.MigratorParallelSlabsPerWorker` | Parallel slab migrations per worker                    | `1`                               | `--autopilot.migratorParallelSlabsPerWorker` | `RENTERD_MIGRATOR_PARALLEL_SLABS_PER_WORKER` | `autopilot.migratorParallelSlabsPerWorker` |
+| `Migrator.HealthCutoff`              | Threshold for migrating slabs based on health        | `0.75`                            | `--migrator.healthCutoff` | -                                              | `migrator.HealthCutoff`   |
+| `Migrator.ParallelSlabsPerWorker`    | Parallel slab migrations                             | `1`                               | `--migrator.parallelSlabsPerWorker` | `RENTERD_MIGRATOR_PARALLEL_SLABS_PER_WORKER` | `migrator.parallelSlabsPerWorker` |
+| `Migrator.DownloadMaxOverdrive`      | Max overdrive workers for migration downloads        | `5`                               | `--migrator.downloadMaxOverdrive`  | -                                              | `migrator.downloadMaxOverdrive`       |
+| `Migrator.DownloadOverdriveTimeout`  | Timeout for overdriving migration downloads          | `3s`                              | `--migrator.downloadOverdriveTimeout` | -                                            | `migrator.downloadOverdriveTimeout`   |
+| `Migrator.UploadMaxOverdrive`        | Max overdrive workers for migration uploads          | `5`                               | `--migrator.uploadMaxOverdrive`    | -                                              | `migrator.uploadMaxOverdrive`         |
+| `Migrator.UploadOverdriveTimeout`    | Timeout for overdriving migration uploads            | `3s`                              | `--migrator.uploadOverdriveTimeout` | -                                              | `migrator.uploadOverdriveTimeout`     |
 | `S3.Address`                         | Address for serving S3 API                           | `:9982`                          | `--s3.address`                     | `RENTERD_S3_ADDRESS`                           | `s3.address`                        |
 | `S3.DisableAuth`                     | Disables authentication for S3 API                   | `false`                           | `--s3.disableAuth`                 | `RENTERD_S3_DISABLE_AUTH`                      | `s3.disableAuth`                    |
 | `S3.Enabled`                         | Enables/disables S3 API                              | `true`                            | `--s3.enabled`                     | `RENTERD_S3_ENABLED`                           | `s3.enabled`                        |
@@ -135,11 +137,7 @@ occur. Therefor it is important to start the worker after the bus is reachable.
 
 To run the autopilot separately, the worker has to be disabled using the
 `--worker.enabled` flag. Similar to the worker, the autopilot has to be
-configured with a remote bus for the node not to start a bus itself. Alongside
-with knowing where the bus is located, the autopilot also has to be aware of the
-workers. These remote workers can be configured through yaml under the option
-`worker.remotes`, or through environment variables
-(`RENTERD_WORKER_REMOTE_ADDRS` and `RENTERD_WORKER_API_PASSWORD`).
+configured with a remote bus for the node not to start a bus itself.
 
 #### Example docker-compose with minimal configuration
 
@@ -193,8 +191,6 @@ services:
       - RENTERD_API_PASSWORD=autopilot-pass
       - RENTERD_BUS_API_PASSWORD=bus-pass
       - RENTERD_BUS_REMOTE_ADDR=http://bus:9980/api/bus
-      - RENTERD_WORKER_API_PASSWORD=<worker-password>
-      - RENTERD_WORKER_REMOTE_ADDRS=http://worker-1:9980/api/worker;http://worker-2:9980/api/worker
     ports:
       - "9984:9980"
     depends_on:

autopilot/alerts.go

@@ -10,10 +10,8 @@ import (
 )
 
 var (
-	alertHealthRefreshID     = alerts.RandomAlertID() // constant until restarted
-	alertLowBalanceID        = alerts.RandomAlertID() // constant until restarted
-	alertOngoingMigrationsID = alerts.RandomAlertID() // constant until restarted
-	alertPruningID           = alerts.RandomAlertID() // constant until restarted
+	alertLowBalanceID = alerts.RandomAlertID() // constant until restarted
+	alertPruningID    = alerts.RandomAlertID() // constant until restarted
 )
 
 func (ap *Autopilot) RegisterAlert(ctx context.Context, a alerts.Alert) {
@@ -58,30 +56,3 @@ func newContractPruningFailedAlert(hk types.PublicKey, version, release string,
 		Timestamp: time.Now(),
 	}
 }
-
-func newOngoingMigrationsAlert(n int, estimate time.Duration) alerts.Alert {
-	data := make(map[string]interface{})
-	if rounded := estimate.Round(time.Minute); rounded > 0 {
-		data["estimate"] = fmt.Sprintf("~%v remaining", rounded)
-	}
-
-	return alerts.Alert{
-		ID:        alertOngoingMigrationsID,
-		Severity:  alerts.SeverityInfo,
-		Message:   fmt.Sprintf("Migrating %d slabs", n),
-		Timestamp: time.Now(),
-		Data:      data,
-	}
-}
-
-func newRefreshHealthFailedAlert(err error) alerts.Alert {
-	return alerts.Alert{
-		ID:       alertHealthRefreshID,
-		Severity: alerts.SeverityCritical,
-		Message:  "Health refresh failed",
-		Data: map[string]interface{}{
-			"error": err.Error(),
-		},
-		Timestamp: time.Now(),
-	}
-}