switch conversion_id to use KSUIDs

python/packages/server/pyproject.toml

@@ -8,6 +8,7 @@ dependencies = [
   "connectrpc>=0.6.0",
   "minio>=7.2.18",
   "officeconvert",
+  "svix-ksuid>=0.7.0",
   "uvicorn>=0.35.0",
 ]
 

python/packages/server/src/officeconvert_server/service.py

@@ -10,7 +10,6 @@ from pathlib import Path
 import shutil
 import tempfile
 import time
-import uuid
 
 from connectrpc.code import Code
 from connectrpc.errors import ConnectError
@@ -29,6 +28,7 @@ from officeconvert.conversion import (
     RESOLUTION_UHD,
 )
 from officeconvertapi.v1 import conversion_connect, conversion_pb2
+from ksuid import Ksuid
 
 from minio.error import S3Error
 
@@ -75,8 +75,9 @@ class ConversionServiceImpl(conversion_connect.ConversionService):
         if resolution not in _RESOLUTION_PRESET_BY_PROTO:
             raise ConnectError(Code.INVALID_ARGUMENT, "resolution is invalid")
 
-        conversion_id = str(uuid.uuid4())
-        bucket_name = f"oc-{conversion_id}"
+        ksuid = Ksuid()
+        conversion_id = str(ksuid)
+        bucket_name = f"oc-{bytes(ksuid).hex()}"
         upload_key = "input/source.pptx"
         expires_at = utc_now() + timedelta(seconds=self._config.s3_session_ttl_seconds)