Добавлена возможность обратной синхронизации в sync через флаг -r

dsync

@@ -1,6 +1,6 @@
 #!/usr/bin/env python3
 
-VERSION = "0.2.1"
+VERSION = "0.3.0"
 
 import re
 import sys
@@ -360,10 +360,13 @@ def parse_rsync_action(line: str) -> str:
         else f"{direction} {item_type.upper()}: {filename} ({', '.join(details)})"
 
 
-def sync() -> None:
-    """Synchronize local project directory to all nodes, honoring per-node dirs.
+def sync(reverse: bool = False) -> None:
+    """Synchronize local project directory to all nodes.
 
-    Uses rsync with `--delete` so remote deletions track local deletions.
+    If reverse=True:
+      1) Pull files that exist on remotes but are missing locally into master
+         (without overwriting existing local files).
+      2) Then push the updated master to all nodes using --delete (to converge).
     """
     config, project_dir = load_config()
     ignore_file = project_dir / config.get("ignore_file", ".dsyncignore")
@@ -377,6 +380,30 @@ def sync() -> None:
         print(colored("No nodes configured", Colors.YELLOW))
         return
 
+    # --- Reverse phase: pull missing files from each node into master ---
+    if reverse:
+        print(colored("[Reverse] Pulling missing files from nodes into master...", Colors.CYAN))
+        for n in nodes:
+            node = n["name"]
+            rdir = n["remote_dir"] or master_dir
+            remote = f"{node}:{rdir}/"  # trailing slash to copy dir contents
+            print(f"[Reverse] From {remote} -> {project_dir}/ (ignore-existing)")
+            # --ignore-existing ensures we only fetch files that do NOT exist locally.
+            pull_cmd = [
+                "rsync", "-avz", "--ignore-existing",
+                f"--exclude-from={ignore_file}",
+                "-e", "ssh -o StrictHostKeyChecking=no -o ConnectTimeout=10",
+                remote, f"{project_dir}/"
+            ]
+            try:
+                subprocess.run(pull_cmd, check=True, capture_output=True, text=True)
+                print(colored(f"[OK] Pulled missing files from {node}", Colors.GREEN))
+            except subprocess.CalledProcessError as e:
+                print(colored(f"[X] Failed reverse-pull from {node} ({rdir}): {e}", Colors.RED))
+
+        print()  # spacing
+
+    # --- Forward phase: push master to all nodes (same as before) ---
     success_count = 0
     failed_nodes: List[str] = []
 
@@ -655,7 +682,7 @@ Usage:
   dsync clear-node-dir <node>                  Clear node dir (fallback to master_dir)
   dsync list-nodes                             List nodes with their remote dirs
   dsync status                                 Show sync status for all nodes (with dirs)
-  dsync sync                                   Sync to all configured nodes
+  dsync sync [-r | --reverse]                  Sync; reverse pulls missing files from nodes to master first
   dsync help                                   Show this help message
   dsync version                                Print dsync version
 
@@ -706,7 +733,9 @@ if __name__ == "__main__":
     elif cmd == "status":
         status()
     elif cmd == "sync":
-        sync()
+        # Parse optional flags for sync, e.g., dsync sync -r / --reverse
+        reverse = any(arg in ("-r", "--reverse") for arg in sys.argv[2:])
+        sync(reverse=reverse)
     elif cmd in ("-h", "--help", "help"):
         show_help()
     elif cmd in ("-v", "--version", "version"):