fix: extend backup file detection to support additional compression formats

Author: abdullahainun

cmd/main.go

@@ -919,9 +919,12 @@ func getBackupFiles(backupDir string, selectedDatabases []string) []BackupFileIn
 		isBackupFile := strings.HasSuffix(info.Name(), ".sql.gz") ||
 					   strings.HasSuffix(info.Name(), ".sql.zst") ||
 					   strings.HasSuffix(info.Name(), ".sql.xz") ||
+					   strings.HasSuffix(info.Name(), ".sql.lz4") ||
+					   strings.HasSuffix(info.Name(), ".sql") ||
 					   strings.HasSuffix(info.Name(), ".tar.gz") ||
 					   strings.HasSuffix(info.Name(), ".tar.zst") ||
-					   strings.HasSuffix(info.Name(), ".tar.xz")
+					   strings.HasSuffix(info.Name(), ".tar.xz") ||
+					   strings.HasSuffix(info.Name(), ".tar.lz4")
 
 		// For directories, check if they contain backup files (mydumper output directories)
 		isBackupDir := info.IsDir() && containsBackupFiles(path)
@@ -979,7 +982,12 @@ func containsBackupFiles(dirPath string) bool {
 			if strings.HasSuffix(name, ".sql.gz") ||
 			   strings.HasSuffix(name, ".sql.zst") ||
 			   strings.HasSuffix(name, ".sql.xz") ||
+			   strings.HasSuffix(name, ".sql.lz4") ||
 			   strings.HasSuffix(name, ".sql") ||
+			   strings.HasSuffix(name, ".gz") ||
+			   strings.HasSuffix(name, ".zst") ||
+			   strings.HasSuffix(name, ".xz") ||
+			   strings.HasSuffix(name, ".lz4") ||
 			   name == "metadata" {
 				return true
 			}

internal/backup/cleanup.go

@@ -48,13 +48,16 @@ func (c *CleanupService) GetOldFiles(backupDir string, retentionDays int) ([]str
 			return nil
 		}
 
-		// Look for actual backup files (.sql.gz, .sql.zst, .sql.xz) or backup directories
+		// Look for actual backup files with supported compressions or backup directories
 		isBackupFile := strings.HasSuffix(info.Name(), ".sql.gz") ||
 					   strings.HasSuffix(info.Name(), ".sql.zst") ||
 					   strings.HasSuffix(info.Name(), ".sql.xz") ||
+					   strings.HasSuffix(info.Name(), ".sql.lz4") ||
+					   strings.HasSuffix(info.Name(), ".sql") ||
 					   strings.HasSuffix(info.Name(), ".tar.gz") ||
 					   strings.HasSuffix(info.Name(), ".tar.zst") ||
-					   strings.HasSuffix(info.Name(), ".tar.xz")
+					   strings.HasSuffix(info.Name(), ".tar.xz") ||
+					   strings.HasSuffix(info.Name(), ".tar.lz4")
 
 		// For directories, check if they contain backup files (mydumper output directories)
 		isBackupDir := info.IsDir() && c.containsBackupFiles(path)
@@ -87,7 +90,12 @@ func (c *CleanupService) containsBackupFiles(dirPath string) bool {
 			if strings.HasSuffix(name, ".sql.gz") ||
 			   strings.HasSuffix(name, ".sql.zst") ||
 			   strings.HasSuffix(name, ".sql.xz") ||
+			   strings.HasSuffix(name, ".sql.lz4") ||
 			   strings.HasSuffix(name, ".sql") ||
+			   strings.HasSuffix(name, ".gz") ||
+			   strings.HasSuffix(name, ".zst") ||
+			   strings.HasSuffix(name, ".xz") ||
+			   strings.HasSuffix(name, ".lz4") ||
 			   name == "metadata" {
 				return true
 			}