export: added "sleep" producer

see #77765

Author: martinrode

manifest.master.yml

@@ -307,6 +307,19 @@ callbacks:
                 value: "%_exec.pluginDir%/server/export/error.js"
               - type: "value"
                 value: "%info.json%"
+    sleep:
+      exec:
+        timeoutSec: 120
+        service: "python3"
+        commands:
+          - prog: "python3"
+            stdout:
+              type: body
+            args:
+              - type: "value"
+                value: "%_exec.pluginDir%/server/export/sleep.py"
+              - type: "value"
+                value: "%info.json%"
 
   transition_db_pre_save:
     set_comment:

server/export/sleep.py

@@ -0,0 +1,37 @@
+import sys
+import json
+import time
+
+def main():
+    # Check if enough arguments are provided
+    if len(sys.argv) < 2:
+        print(f'Wrong number of parameters. Usage: "python3 export_demo.py <info>"', file=sys.stderr)
+        sys.exit(1)
+
+    # Parse the JSON string passed as the second argument (sys.argv[1])
+    info_json_str = sys.argv[1]
+
+    try:
+        info = json.loads(info_json_str)
+    except json.JSONDecodeError as e:
+        print(f"Unable to parse argument <info>: {e}", file=sys.stderr)
+        sys.exit(1)
+
+    sec = float(info["export"]["export"]["produce_options"].get("seconds", 1))
+    # print(f"Sleeping {sec} seconds")
+    time.sleep(sec)
+
+    info["export"]["_plugin_log"] = [
+        f"sleeping for {sec}...",
+        f"slept for {sec}."
+    ]
+
+    # Mark export as done and clean up log
+    info["export"]["_state"] = "done"
+    info["export"].pop("_log", None)  # Remove _log if it exists
+
+    # Output the modified export object as pretty-printed JSON
+    print(json.dumps(info["export"], indent=2))
+
+if __name__ == "__main__":
+    main()