Add initial rt2fs script

rt2fs

@@ -0,0 +1,88 @@
+#!/usr/bin/env python
+
+import base64
+import json
+import os
+import pickle
+import sys
+
+from multiprocessing import Pool
+from rt.rest1 import Rt
+
+TEMPLATE = """{
+"zammad_url": "",
+"zammad_user": "",
+"zammad_password": "",
+"rt_url": "",
+"rt_user": "",
+"rt_pass": "",
+"rt_start": 1,
+"rt_end": 1000,
+"usermap": {},
+"userdata": {}
+}
+"""
+
+### helpers ###
+
+def maybe_dump_user(rt, username):
+    dumpfile = f"users/{username}"
+    if not os.path.exists(dumpfile):
+        user = rt.get_user(username)
+        with open(dumpfile, "wb") as handle:
+            pickle.dump(user, handle)
+
+### main logic ###
+
+if not os.path.exists("rt2zammad.json"):
+    print("Missing rt2zammad.json!")
+    print("Create one based on following template:")
+    print(TEMPLATE)
+    sys.exit(1)
+
+with open("rt2zammad.json") as handle:
+    config = json.load(handle)
+
+rt = Rt(config["rt_url"], config["rt_user"], config["rt_pass"])
+if not rt.login():
+    print("Failed to login to RT!")
+    sys.exit(2)
+
+os.makedirs("users", exist_ok=True)
+os.makedirs("tickets", exist_ok=True)
+os.makedirs("attachments", exist_ok=True)
+
+ticket_ids = range(config["rt_start"], config["rt_end"])
+
+def dump(id):
+    print(f"Dumping RT#{id}")
+    ticket_dumpfile = f"tickets/{id}"
+    if not os.path.exists(ticket_dumpfile):
+        ticket = rt.get_ticket(id)
+        if ticket is None:
+            print("Got 'None' while fetching ticket")
+            os.exit(1)
+        ticket["original_id"] = str(id)
+        if ticket["Queue"] != 'spam':
+            maybe_dump_user(rt, ticket["Creator"])
+            maybe_dump_user(rt, ticket["Owner"])
+
+            if ticket["original_id"] != ticket["numerical_id"]:
+                # Merged ticket
+                history = []
+            else:
+                history = rt.get_history(id)
+                for item in history:
+                    for a, title in item["Attachments"]:
+                        attachment = rt.get_attachment(id, a)
+                        os.makedirs(f"attachments/{id}", exist_ok=True)
+                        with open(f"attachments/{id}/{a}", "wb") as handle:
+                            pickle.dump(attachment, handle)
+                    maybe_dump_user(rt, item["Creator"])
+            data = {"ticket": ticket, "history": history}
+            with open(ticket_dumpfile, "wb") as handle:
+                pickle.dump(data, handle)
+
+worker_count = 4
+with Pool(worker_count) as p:
+    p.map(dump, ticket_ids, chunksize=10)