retry

main.go

@@ -67,12 +67,10 @@ func main() {
     isSwarm := isDockerSwarmStack(*stackName, containers)
 
     if isSwarm {
-        // Handle Docker Swarm stack export
-        err = exportSwarmStackToComposeFile(*stackName, *outputFile)
-        if err != nil {
-            log.Fatalf("Error exporting Docker Swarm stack %s: %v", *stackName, err)
-        }
-        fmt.Printf("docker-compose.yml generated successfully for Docker Swarm stack '%s' in %s\n", *stackName, *outputFile)
+        // Notify the user that exporting Swarm stacks isn't fully supported
+        fmt.Printf("Warning: The stack '%s' appears to be a Docker Swarm stack. Export functionality for Swarm stacks may not provide complete configurations.\n", *stackName)
+        fmt.Println("Skipping export for Docker Swarm stacks. Please use `docker stack` commands directly for managing Swarm stacks.")
+        return
     } else {
         // Handle Docker Compose project export
         err = exportComposeProjectToComposeFile(*stackName, containers, *outputFile)
@@ -186,65 +184,6 @@ func isDockerSwarmStack(stackName string, containers []Container) bool {
     return false
 }
 
-// exportSwarmStackToComposeFile exports a Docker Swarm stack to a docker-compose.yml file.
-func exportSwarmStackToComposeFile(stackName string, outputFile string) error {
-    // Fetch stack details using `docker stack services` and construct the docker-compose.yml
-    cmd := exec.Command("docker", "stack", "services", stackName, "--format", "{{.Name}} {{.Image}} {{.Ports}} {{.Replicas}}")
-    var out bytes.Buffer
-    cmd.Stdout = &out
-    err := cmd.Run()
-    if err != nil {
-        return fmt.Errorf("error fetching Docker Swarm stack services: %v", err)
-    }
-
-    composeConfig := make(map[string]interface{})
-    composeConfig["services"] = make(map[string]interface{})
-
-    scanner := bufio.NewScanner(&out)
-    for scanner.Scan() {
-        fields := strings.Fields(scanner.Text())
-        if len(fields) < 2 {
-            continue
-        }
-
-        serviceName := fields[0]
-        image := fields[1]
-
-        serviceConfig := map[string]interface{}{
-            "image": image,
-        }
-
-        // Handle additional fields like ports and replicas
-        if len(fields) > 2 {
-            // Parse ports and replicas if available
-            ports := fields[2]
-            replicas := fields[3]
-            serviceConfig["deploy"] = map[string]interface{}{
-                "replicas": replicas,
-            }
-            if ports != "" {
-                serviceConfig["ports"] = []string{ports}
-            }
-        }
-
-        composeConfig["services"].(map[string]interface{})[serviceName] = serviceConfig
-    }
-
-    // Convert to YAML
-    yamlData, err := yaml.Marshal(&composeConfig)
-    if err != nil {
-        return fmt.Errorf("error generating YAML for Docker Swarm stack %s: %v", stackName, err)
-    }
-
-    // Write YAML to a file
-    err = os.WriteFile(outputFile, yamlData, 0644)
-    if err != nil {
-        return fmt.Errorf("error writing to file %s: %v", outputFile, err)
-    }
-
-    return nil
-}
-
 // exportComposeProjectToComposeFile exports a Docker Compose project to a docker-compose.yml file.
 func exportComposeProjectToComposeFile(stack string, containers []Container, outputFile string) error {
     // Map to hold docker-compose configuration