chore: release 1.20.1

fix: cron crash for databases setup from dashboard

CITATION.cff

@@ -27,5 +27,5 @@ keywords:
   - self-hosted
   - portabase
 license: Apache-2.0
-version: 1.19.2
+version: 1.20.1
 date-released: '2026-02-24'

Cargo.lock

@@ -3503,7 +3503,7 @@ dependencies = [
 
 [[package]]
 name = "portabase-agent"
-version = "1.19.2"
+version = "1.20.1"
 dependencies = [
  "aes",
  "aes-gcm",

Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "portabase-agent"
-version = "1.19.2"
+version = "1.20.1"
 edition = "2024"
 
 [dependencies]

docker-compose.yml

@@ -9,7 +9,7 @@ services:
       - .:/app
       - cargo-registry:/usr/local/cargo/registry
       - cargo-git:/usr/local/cargo/git
-#      - ./databases.json:/config/config.json
+      - ./databases.json:/config/config.json
       #- ./databases.toml:/config/config.toml
       - /var/run/docker.sock:/var/run/docker.sock
 #      - cargo-target:/app/target
@@ -21,9 +21,11 @@ services:
       LOG: debug
       TZ: "Europe/Paris"
 #      TMPDIR: /scratch
-      EDGE_KEY: "eyJzZXJ2ZXJVcmwiOiJodHRwOi8vbG9jYWxob3N0Ojg4ODciLCJhZ2VudElkIjoiZjlkZjhiNWYtM2I0MC00NWM3LWI3N2UtYzY4NzQ1YmU2NjMwIiwibWFzdGVyS2V5QjY0IjoiQlhWM1hvbEM2NTZTVjdkTmdjV1BHUWxrKytycExJNmxHRGk3Q1BCNWllbz0ifQ=="
+      EDGE_KEY: "eyJzZXJ2ZXJVcmwiOiJodHRwOi8vbG9jYWxob3N0Ojg4ODciLCJhZ2VudElkIjoiOWMxMzM5NjItMGE5OC00MmRkLTk1NjUtOTA5ZTkyYTI5N2VkIiwibWFzdGVyS2V5QjY0IjoiMUh0djdtWCtYVkJxL0IzUEV2WDlZZjlQeUdVZW5oRHlXemo5THRqNW90WT0ifQ=="
       #CHUNK_SIZE_MB: "1"
       #POOLING: 1
+      #RETRY_ATTEMPTS: 3
+      #RETRY_BACKOFF_MS: 1000
       #DATABASES_CONFIG_FILE: "config.toml"
     extra_hosts:
       - "localhost:host-gateway"

helm/templates/env-configmap.yaml

@@ -7,4 +7,6 @@ data:
   TZ: {{ .Values.env.TZ | quote }}
   POLLING: {{ .Values.env.POLLING | quote }}
   APP_ENV: {{ .Values.env.APP_ENV | quote }}
-  LOG: {{ .Values.env.LOG | quote }}
+  LOG: {{ .Values.env.LOG | quote }}
+  RETRY_ATTEMPTS: {{ .Values.env.RETRY_ATTEMPTS | quote }}
+  RETRY_BACKOFF_MS: {{ .Values.env.RETRY_BACKOFF_MS | quote }}

helm/values.yaml

@@ -11,6 +11,8 @@ env:
   POLLING: "5"
   APP_ENV: "production"
   LOG: "info"
+  RETRY_ATTEMPTS: "3"
+  RETRY_BACKOFF_MS: "1000"
 
 resources:
   limits:

src/services/backup/models.rs

@@ -1,6 +1,7 @@
 #![allow(dead_code)]
 
 use crate::services::config::DbType;
+use std::fmt::{self, Display, Formatter};
 use std::path::PathBuf;
 
 #[derive(Debug, Clone)]
@@ -20,3 +21,9 @@ pub struct UploadResult {
     pub remote_file_path: Option<String>,
     pub total_size: Option<u64>,
 }
+
+impl Display for UploadResult {
+    fn fmt(&self, f: &mut Formatter<'_>) -> fmt::Result {
+        write!(f, "{}", self.error.as_deref().unwrap_or("unknown error"))
+    }
+}

src/services/backup/runner.rs

@@ -4,6 +4,7 @@ use super::service::BackupService;
 
 use crate::domain::factory::DatabaseFactory;
 use crate::services::config::DatabaseConfig;
+use crate::utils::retry::{RetryPolicy, retry};
 
 use anyhow::Result;
 use std::path::Path;
@@ -39,7 +40,31 @@ impl BackupService {
             });
         }
 
-        match db.backup(tmp_path, Arc::clone(&logger)).await {
+        let policy = RetryPolicy::default();
+
+        let db_ref = &db;
+        let logger_ref = &logger;
+
+        let outcome = retry("Database backup", &logger, &policy, move |attempt| {
+            let dir = tmp_path.join(format!("attempt-{attempt}"));
+
+            async move {
+                if let Err(e) = tokio::fs::create_dir_all(&dir).await {
+                    return Err(anyhow::Error::from(e));
+                }
+
+                match db_ref.backup(&dir, Arc::clone(logger_ref)).await {
+                    Ok(f) => Ok(f),
+                    Err(e) => {
+                        let _ = tokio::fs::remove_dir_all(&dir).await;
+                        Err(e)
+                    }
+                }
+            }
+        })
+        .await;
+
+        match outcome {
             Ok(file) => Ok(BackupResult {
                 generated_id,
                 db_type,

src/services/backup/uploader.rs

@@ -4,6 +4,7 @@ use super::service::BackupService;
 use crate::services::api::models::agent::status::DatabaseStorage;
 use crate::services::storage;
 use crate::utils::common::BackupMethod;
+use crate::utils::retry::{RetryPolicy, retry};
 use anyhow::{Result, bail};
 use futures::future::join_all;
 use std::sync::Arc;
@@ -97,16 +98,44 @@ impl BackupService {
                 /*
                  STORAGE UPLOAD
                 */
-                let upload_result = provider
-                    .upload(
-                        ctx_clone.clone(),
-                        result_clone,
-                        method,
-                        &storage,
-                        Some(encrypt),
-                        &backup_storage_id,
+                let policy = RetryPolicy::default();
+
+                let attempt_result = if result_clone.backup_file.is_none() {
+                    logger_clone.log("error", format!("Missing backup file for storage {}", storage_id));
+
+                    Err(UploadResult {
+                        storage_id: storage_id.clone(),
+                        success: false,
+                        error: Some("Missing backup file path".into()),
+                        remote_file_path: None,
+                        total_size: None,
+                    })
+                } else {
+                    retry(
+                        &format!("Upload to storage {storage_id}"),
+                        &logger_clone,
+                        &policy,
+                        |_| async {
+                            let r = provider
+                                .upload(
+                                    ctx_clone.clone(),
+                                    result_clone.clone(),
+                                    method,
+                                    &storage,
+                                    Some(encrypt),
+                                    &backup_storage_id,
+                                )
+                                .await;
+
+                            if r.success { Ok(r) } else { Err(r) }
+                        },
                     )
-                    .await;
+                    .await
+                };
+
+                let upload_result = match attempt_result {
+                    Ok(r) | Err(r) => r,
+                };
 
                 let status = if upload_result.success { "success" } else { "failed" };
 
@@ -117,8 +146,6 @@ impl BackupService {
                         upload_result.error.as_deref().unwrap_or("unknown error")
                     ));
 
-                    // `backup_upload_init` opened a per-storage record; close it as "failed"
-                    // so the server is notified of the failure (no path/size on this path).
                     if let Err(err) = ctx_clone
                         .api
                         .backup_upload_status(

src/services/restore/downloader.rs

@@ -8,6 +8,7 @@ use std::sync::Arc;
 use std::time::Instant;
 use tokio::io::AsyncWriteExt;
 use crate::services::backup::logger::JobLogger;
+use crate::utils::retry::{RetryPolicy, retry};
 
 fn human_size(bytes: u64) -> String {
     if bytes >= 1024 * 1024 {
@@ -26,6 +27,34 @@ impl RestoreService {
         tmp_path: &Path,
         logger: Arc<JobLogger>,
         expected_size: Option<String>,
+    ) -> Result<PathBuf> {
+        let policy = RetryPolicy::default();
+
+        let logger_ref = &logger;
+
+        let outcome = retry("Backup download", &logger, &policy, move |_| {
+            let expected = expected_size.clone();
+
+            async move {
+                self.download_once(file_url, tmp_path, Arc::clone(logger_ref), expected)
+                    .await
+            }
+        })
+        .await;
+
+        if let Err(e) = &outcome {
+            logger.log("error", format!("Download failed: {e}"));
+        }
+
+        outcome
+    }
+
+    pub async fn download_once(
+        &self,
+        file_url: &str,
+        tmp_path: &Path,
+        logger: Arc<JobLogger>,
+        expected_size: Option<String>,
     ) -> Result<PathBuf> {
         logger.log("info", "Start downloading backup archive".to_string());
 

src/settings.rs

@@ -16,6 +16,8 @@ pub struct Settings {
     pub timezone: String,
     pub log: String,
     pub chunk_size: usize, // bytes
+    pub retry_attempts: u32,
+    pub retry_backoff_ms: u64,
 }
 
 impl Settings {
@@ -49,6 +51,24 @@ impl Settings {
 
         let chunk_size = chunk_size_mb * 1024 * 1024;
 
+        let retry_attempts = env::var("RETRY_ATTEMPTS")
+            .unwrap_or_else(|_| "3".to_string())
+            .parse::<u32>()
+            .expect("RETRY_ATTEMPTS must be a valid positive integer");
+
+        if retry_attempts < 3 || retry_attempts > 5 {
+            panic!("RETRY_ATTEMPTS must be between 3 and 5");
+        }
+
+        let retry_backoff_ms = env::var("RETRY_BACKOFF_MS")
+            .unwrap_or_else(|_| "1000".to_string())
+            .parse::<u64>()
+            .expect("RETRY_BACKOFF_MS must be a valid positive integer");
+
+        if retry_backoff_ms < 100 || retry_backoff_ms > 30_000 {
+            panic!("RETRY_BACKOFF_MS must be between 100 and 30000 milliseconds");
+        }
+
         let tz = env::var("TZ").unwrap_or_else(|_| "UTC".to_string());
 
         Self {
@@ -64,7 +84,9 @@ impl Settings {
             pooling: pooling_seconds,
             timezone: tz,
             log: env::var("LOG").unwrap_or_else(|_| "info".into()),
-            chunk_size
+            chunk_size,
+            retry_attempts,
+            retry_backoff_ms,
         }
     }
 }

src/tests/services/backup_runner_tests.rs

@@ -0,0 +1,68 @@
+use crate::services::backup::BackupService;
+use crate::services::backup::logger::JobLogger;
+use crate::services::config::{DatabaseConfig, DbType};
+use crate::tests::init_tracing_for_test;
+
+use std::collections::HashMap;
+use std::sync::Arc;
+use tempfile::TempDir;
+
+fn sqlite_config(path: &str) -> DatabaseConfig {
+    DatabaseConfig {
+        name: "retry-test".to_string(),
+        database: String::new(),
+        db_type: DbType::Sqlite,
+        username: String::new(),
+        password: String::new(),
+        port: 0,
+        host: String::new(),
+        generated_id: "retry-test-gen".to_string(),
+        path: path.to_string(),
+        max_packet_size: String::new(),
+        volume_name: String::new(),
+        container_name: None,
+        options: HashMap::new(),
+    }
+}
+
+#[tokio::test]
+async fn a_failing_backup_is_retried_and_leaves_no_attempt_directory() {
+    init_tracing_for_test();
+
+    let temp_dir = TempDir::new().unwrap();
+    let tmp_path = temp_dir.path();
+    let logger = Arc::new(JobLogger::new());
+
+    let cfg = sqlite_config("/nonexistent/definitely-not-here.sqlite");
+
+    let result = BackupService::run(cfg, tmp_path, Arc::clone(&logger))
+        .await
+        .unwrap();
+
+    assert_eq!(result.status, "failed");
+    assert!(result.backup_file.is_none());
+
+    let entries = Arc::try_unwrap(logger).unwrap().into_entries();
+    assert_eq!(
+        entries.iter().filter(|e| e.level == "warn").count(),
+        2,
+        "expected one warn per non-final failed attempt"
+    );
+    assert!(
+        entries
+            .iter()
+            .any(|e| e.level == "error" && e.message.starts_with("Backup failed:")),
+        "expected a single terminal error from the runner"
+    );
+
+    let leftovers: Vec<_> = std::fs::read_dir(tmp_path)
+        .unwrap()
+        .filter_map(|e| e.ok())
+        .filter(|e| e.file_name().to_string_lossy().starts_with("attempt-"))
+        .collect();
+    assert!(
+        leftovers.is_empty(),
+        "failed attempt directories must be cleaned up, found {:?}",
+        leftovers.iter().map(|e| e.file_name()).collect::<Vec<_>>()
+    );
+}

src/tests/services/backup_uploader_tests.rs

@@ -14,7 +14,9 @@ use crate::utils::common::BackupMethod;
 use crate::utils::edge_key::EdgeKey;
 
 use serde_json::json;
+use std::io::Write;
 use std::sync::Arc;
+use tempfile::NamedTempFile;
 use wiremock::matchers::{body_partial_json, method, path};
 use wiremock::{Mock, MockServer, ResponseTemplate};
 
@@ -93,3 +95,111 @@ async fn failed_upload_reports_failed_status_to_server() {
 
     // MockServer drop verifies both `.expect(1)` mounts were hit — including the "failed" PATCH.
 }
+
+#[tokio::test]
+async fn a_failing_upload_is_retried_until_it_succeeds() {
+    init_tracing_for_test();
+    let server = MockServer::start().await;
+
+    Mock::given(method("POST"))
+        .and(path("/agent/agent-1/backup/upload/init"))
+        .respond_with(ResponseTemplate::new(200).set_body_json(json!({
+            "message": "ok",
+            "backupStorage": { "id": "bs-1" }
+        })))
+        .expect(1)
+        .mount(&server)
+        .await;
+
+    Mock::given(method("POST"))
+        .and(path("/tus/files"))
+        .respond_with(ResponseTemplate::new(500))
+        .up_to_n_times(2)
+        .with_priority(1)
+        .expect(2)
+        .mount(&server)
+        .await;
+
+    Mock::given(method("POST"))
+        .and(path("/tus/files"))
+        .respond_with(
+            ResponseTemplate::new(201)
+                .insert_header("Location", format!("{}/tus/files/upload-1", server.uri()).as_str()),
+        )
+        .with_priority(2)
+        .expect(1)
+        .mount(&server)
+        .await;
+
+    Mock::given(method("PATCH"))
+        .and(path("/tus/files/upload-1"))
+        .respond_with(ResponseTemplate::new(204))
+        .mount(&server)
+        .await;
+
+    Mock::given(method("PATCH"))
+        .and(path("/agent/agent-1/backup/upload/status"))
+        .and(body_partial_json(json!({ "status": "success" })))
+        .respond_with(ResponseTemplate::new(200).set_body_json(json!({
+            "message": "ok",
+            "backupStorage": { "id": "bs-1" }
+        })))
+        .expect(1)
+        .mount(&server)
+        .await;
+
+    let mut backup_file = NamedTempFile::new().unwrap();
+    backup_file.write_all(b"portabase-retry-test-payload").unwrap();
+    backup_file.flush().unwrap();
+
+    let ctx = Context {
+        edge_key: EdgeKey {
+            server_url: server.uri(),
+            agent_id: "agent-1".to_string(),
+            master_key_b64: String::new(),
+        },
+        api: ApiClient::new(server.uri()),
+    };
+
+    let service = BackupService::new(Arc::new(ctx));
+
+    let result = BackupResult {
+        generated_id: "gen-1".to_string(),
+        db_type: DbType::Postgresql,
+        status: "success".to_string(),
+        backup_file: Some(backup_file.path().to_path_buf()),
+        code: None,
+    };
+
+    let storage: DatabaseStorage = serde_json::from_value(json!({
+        "id": "storage-1",
+        "provider": "local",
+        "config": {}
+    }))
+    .unwrap();
+
+    let backup_id = "backup-1".to_string();
+    let logger = Arc::new(JobLogger::new());
+
+    let results = service
+        .upload(
+            result,
+            BackupMethod::Manual,
+            vec![storage],
+            false,
+            &backup_id,
+            Arc::clone(&logger),
+        )
+        .await
+        .unwrap();
+
+    assert_eq!(results.len(), 1);
+    assert!(results[0].success);
+
+    let entries = Arc::try_unwrap(logger).unwrap().into_entries();
+    assert_eq!(entries.iter().filter(|e| e.level == "warn").count(), 2);
+    assert!(
+        entries.iter().any(|e| e.message
+            == "Upload to storage storage-1 succeeded on attempt 3/3")
+    );
+}

src/tests/services/mod.rs

@@ -1,4 +1,6 @@
 mod api_models_tests;
+mod backup_runner_tests;
 mod backup_uploader_tests;
 mod config_tests;
 mod dashboard_config_tests;
+mod restore_downloader_tests;

src/tests/services/restore_downloader_tests.rs

@@ -0,0 +1,64 @@
+use crate::core::context::Context;
+use crate::services::api::ApiClient;
+use crate::services::backup::logger::JobLogger;
+use crate::services::restore::RestoreService;
+use crate::tests::init_tracing_for_test;
+use crate::utils::edge_key::EdgeKey;
+
+use std::sync::Arc;
+use tempfile::TempDir;
+use wiremock::matchers::{method, path};
+use wiremock::{Mock, MockServer, ResponseTemplate};
+
+#[tokio::test]
+async fn a_failing_download_is_retried_until_it_succeeds() {
+    init_tracing_for_test();
+    let server = MockServer::start().await;
+
+    Mock::given(method("GET"))
+        .and(path("/backups/archive.tar.gz"))
+        .respond_with(ResponseTemplate::new(503))
+        .up_to_n_times(2)
+        .with_priority(1)
+        .expect(2)
+        .mount(&server)
+        .await;
+
+    Mock::given(method("GET"))
+        .and(path("/backups/archive.tar.gz"))
+        .respond_with(ResponseTemplate::new(200).set_body_bytes(b"portabase-archive".to_vec()))
+        .with_priority(2)
+        .expect(1)
+        .mount(&server)
+        .await;
+
+    let ctx = Context {
+        edge_key: EdgeKey {
+            server_url: server.uri(),
+            agent_id: "agent-1".to_string(),
+            master_key_b64: String::new(),
+        },
+        api: ApiClient::new(server.uri()),
+    };
+
+    let service = RestoreService::new(Arc::new(ctx));
+
+    let temp_dir = TempDir::new().unwrap();
+    let logger = Arc::new(JobLogger::new());
+    let url = format!("{}/backups/archive.tar.gz", server.uri());
+
+    let downloaded = service
+        .download_backup(&url, temp_dir.path(), Arc::clone(&logger), None)
+        .await
+        .unwrap();
+
+    assert_eq!(std::fs::read(&downloaded).unwrap(), b"portabase-archive");
+
+    let entries = Arc::try_unwrap(logger).unwrap().into_entries();
+    assert_eq!(entries.iter().filter(|e| e.level == "warn").count(), 2);
+    assert!(
+        entries
+            .iter()
+            .any(|e| e.message == "Backup download succeeded on attempt 3/3")
+    );
+}

src/tests/utils/mod.rs

@@ -4,4 +4,5 @@ mod deserializer;
 mod edge_key_tests;
 mod file_tests;
 mod normalize_cron_tests;
+mod retry_tests;
 mod stream_tests;

src/tests/utils/retry_tests.rs

@@ -0,0 +1,135 @@
+use crate::services::backup::logger::JobLogger;
+use crate::tests::init_tracing_for_test;
+use crate::utils::retry::{RetryPolicy, retry};
+
+use std::sync::Mutex;
+use std::sync::atomic::{AtomicU32, Ordering};
+use std::time::Duration;
+
+fn fast_policy(attempts: u32) -> RetryPolicy {
+    RetryPolicy {
+        attempts,
+        base_backoff: Duration::from_millis(1),
+        max_backoff: Duration::from_millis(4),
+    }
+}
+
+#[test]
+fn delay_grows_with_the_attempt_number() {
+    let policy = RetryPolicy {
+        attempts: 5,
+        base_backoff: Duration::from_millis(100),
+        max_backoff: Duration::from_secs(30),
+    };
+
+    assert!(policy.delay(1) >= Duration::from_millis(50));
+    assert!(policy.delay(1) <= Duration::from_millis(100));
+    assert!(policy.delay(2) >= Duration::from_millis(100));
+    assert!(policy.delay(2) <= Duration::from_millis(200));
+    assert!(policy.delay(3) >= Duration::from_millis(200));
+    assert!(policy.delay(3) <= Duration::from_millis(400));
+}
+
+#[test]
+fn delay_never_exceeds_max_backoff() {
+    let policy = RetryPolicy {
+        attempts: 5,
+        base_backoff: Duration::from_millis(1000),
+        max_backoff: Duration::from_millis(2000),
+    };
+
+    for attempt in 1..=5 {
+        assert!(policy.delay(attempt) <= Duration::from_millis(2000));
+    }
+}
+
+#[tokio::test]
+async fn first_attempt_success_logs_nothing() {
+    init_tracing_for_test();
+    let logger = JobLogger::new();
+
+    let result: Result<u32, anyhow::Error> =
+        retry("Test op", &logger, &fast_policy(3), |_| async { Ok(7) }).await;
+
+    assert_eq!(result.unwrap(), 7);
+    assert!(logger.into_entries().is_empty());
+}
+
+#[tokio::test]
+async fn retries_until_success_and_logs_each_attempt() {
+    init_tracing_for_test();
+    let logger = JobLogger::new();
+    let calls = AtomicU32::new(0);
+
+    let result: Result<u32, anyhow::Error> =
+        retry("Test op", &logger, &fast_policy(3), |_| async {
+            let n = calls.fetch_add(1, Ordering::SeqCst) + 1;
+            if n < 3 {
+                Err(anyhow::anyhow!("boom {n}"))
+            } else {
+                Ok(n)
+            }
+        })
+        .await;
+
+    assert_eq!(result.unwrap(), 3);
+    assert_eq!(calls.load(Ordering::SeqCst), 3);
+
+    let entries = logger.into_entries();
+
+    let warns: Vec<_> = entries.iter().filter(|e| e.level == "warn").collect();
+    assert_eq!(warns.len(), 2);
+    assert!(warns[0].message.starts_with("Test op attempt 1/3 failed: boom 1"));
+    assert!(warns[1].message.starts_with("Test op attempt 2/3 failed: boom 2"));
+
+    let infos: Vec<_> = entries.iter().filter(|e| e.level == "info").collect();
+    assert_eq!(infos.len(), 1);
+    assert_eq!(infos[0].message, "Test op succeeded on attempt 3/3");
+}
+
+#[tokio::test]
+async fn exhausts_attempts_and_logs_no_terminal_error() {
+    init_tracing_for_test();
+    let logger = JobLogger::new();
+    let calls = AtomicU32::new(0);
+
+    let result: Result<(), anyhow::Error> =
+        retry("Test op", &logger, &fast_policy(3), |_| async {
+            calls.fetch_add(1, Ordering::SeqCst);
+            Err(anyhow::anyhow!("always"))
+        })
+        .await;
+
+    assert!(result.is_err());
+    assert_eq!(calls.load(Ordering::SeqCst), 3);
+
+    let entries = logger.into_entries();
+    assert_eq!(entries.iter().filter(|e| e.level == "warn").count(), 2);
+    assert_eq!(entries.iter().filter(|e| e.level == "error").count(), 0);
+}
+
+#[tokio::test]
+async fn closure_receives_the_attempt_number() {
+    init_tracing_for_test();
+    let logger = JobLogger::new();
+    let seen = Mutex::new(Vec::new());
+    let seen_ref = &seen;
+
+    let result: Result<(), anyhow::Error> =
+        retry("Test op", &logger, &fast_policy(3), move |attempt| async move {
+            seen_ref.lock().unwrap().push(attempt);
+            Err(anyhow::anyhow!("nope"))
+        })
+        .await;
+
+    assert!(result.is_err());
+    assert_eq!(*seen.lock().unwrap(), vec![1, 2, 3]);
+}
+
+#[test]
+fn config_defaults_are_within_the_documented_range() {
+    let policy = RetryPolicy::default();
+    assert!(policy.attempts >= 3 && policy.attempts <= 5);
+    assert!(policy.base_backoff >= Duration::from_millis(100));
+    assert!(policy.base_backoff <= Duration::from_millis(30_000));
+}

src/utils/mod.rs

@@ -6,6 +6,7 @@ pub mod file;
 pub mod locks;
 pub mod logging;
 pub mod redis_client;
+pub mod retry;
 pub mod stream;
 pub mod task_manager;
 pub mod text;

src/utils/retry.rs

@@ -0,0 +1,75 @@
+use crate::services::backup::logger::JobLogger;
+use crate::settings::CONFIG;
+use rand::Rng;
+use std::fmt::Display;
+use std::future::Future;
+use std::time::Duration;
+
+pub struct RetryPolicy {
+    pub attempts: u32,
+    pub base_backoff: Duration,
+    pub max_backoff: Duration,
+}
+
+impl Default for RetryPolicy {
+    fn default() -> Self {
+        Self {
+            attempts: CONFIG.retry_attempts,
+            base_backoff: Duration::from_millis(CONFIG.retry_backoff_ms),
+            max_backoff: Duration::from_secs(30),
+        }
+    }
+}
+
+impl RetryPolicy {
+    pub(crate) fn delay(&self, attempt: u32) -> Duration {
+        let exp = self.base_backoff.saturating_mul(1u32 << (attempt - 1).min(16));
+        let capped = exp.min(self.max_backoff);
+        let half = capped / 2;
+        let jitter = rand::rng().random_range(0..=half.as_millis() as u64);
+
+        half + Duration::from_millis(jitter)
+    }
+}
+
+pub async fn retry<T, E, F, Fut>(
+    op: &str,
+    logger: &JobLogger,
+    policy: &RetryPolicy,
+    mut f: F,
+) -> Result<T, E>
+where
+    F: FnMut(u32) -> Fut,
+    Fut: Future<Output = Result<T, E>> + Send,
+    T: Send,
+    E: Display + Send,
+{
+    let total = policy.attempts;
+    let mut attempt = 1;
+
+    loop {
+        match f(attempt).await {
+            Ok(v) => {
+                if attempt > 1 {
+                    logger.log("info", format!("{op} succeeded on attempt {attempt}/{total}"));
+                }
+                return Ok(v);
+            }
+            Err(e) if attempt < total => {
+                let delay = policy.delay(attempt);
+                logger.log(
+                    "warn",
+                    format!(
+                        "{op} attempt {attempt}/{total} failed: {e} - retrying in {}ms",
+                        delay.as_millis()
+                    ),
+                );
+                tokio::time::sleep(delay).await;
+                attempt += 1;
+            }
+            Err(e) => {
+                return Err(e);
+            }
+        }
+    }
+}

src/utils/task_manager/scheduler.rs

@@ -79,7 +79,12 @@ pub async fn execute_task(
             let ctx = Arc::new(Context::new());
             let config_service = ConfigService::new(ctx.clone());
             let backup_service = BackupService::new(ctx.clone());
-            let config = config_service.load(None).unwrap();
+
+            let local = config_service.load_optional(None);
+            let cache_path = std::path::PathBuf::from(&crate::settings::CONFIG.data_path)
+                .join("dashboard_databases.json");
+            let dashboard = crate::services::dashboard_config::load_cache(&cache_path);
+            let config = crate::services::dashboard_config::merge(&local.databases, &dashboard);
 
             let metadata_obj = metadata
                 .into_iter()