report: Use ZULIP_VERSION rather than shelling out to git every time.

zerver/tests/test_report.py

@@ -1,4 +1,3 @@
-import subprocess
 from typing import Callable, ContextManager, Dict, List, Tuple
 from unittest import mock
 
@@ -151,11 +150,8 @@ class TestReport(ZulipTestCase):
             )
         )
 
-        subprocess_mock = mock.patch(
+        version_mock = mock.patch("zerver.views.report.ZULIP_VERSION", spec="1.2.3")
-            "zerver.views.report.subprocess.check_output",
+        with mock_queue_publish("zerver.views.report.queue_json_publish") as m, version_mock:
-            side_effect=subprocess.CalledProcessError(1, []),
-        )
-        with mock_queue_publish("zerver.views.report.queue_json_publish") as m, subprocess_mock:
             result = self.client_post("/json/report/error", params)
         self.assert_json_success(result)
 
@@ -168,7 +164,7 @@ class TestReport(ZulipTestCase):
 
         # Test with no more_info
         del params["more_info"]
-        with mock_queue_publish("zerver.views.report.queue_json_publish") as m, subprocess_mock:
+        with mock_queue_publish("zerver.views.report.queue_json_publish") as m, version_mock:
             result = self.client_post("/json/report/error", params)
         self.assert_json_success(result)
 
@@ -181,7 +177,7 @@ class TestReport(ZulipTestCase):
         # js_source_map actually gets instantiated.
         with self.settings(DEVELOPMENT=False, TEST_SUITE=False), mock.patch(
             "zerver.lib.unminify.SourceMap.annotate_stacktrace"
-        ) as annotate, self.assertLogs(level="INFO") as info_logs:
+        ) as annotate, self.assertLogs(level="INFO") as info_logs, version_mock:
             result = self.client_post("/json/report/error", params)
         self.assert_json_success(result)
         # fix_params (see above) adds quotes when JSON encoding.

zerver/views/report.py

@@ -1,6 +1,5 @@
 # System documented in https://zulip.readthedocs.io/en/latest/subsystems/logging.html
 import logging
-import subprocess
 from typing import Any, Mapping, Optional, Union
 from urllib.parse import SplitResult
 
@@ -10,6 +9,7 @@ from django.http import HttpRequest, HttpResponse
 from django.views.decorators.csrf import csrf_exempt
 from django.views.decorators.http import require_POST
 
+from version import ZULIP_VERSION
 from zerver.context_processors import get_valid_realm_from_request
 from zerver.decorator import human_users_only
 from zerver.lib.markdown import privacy_clean_markdown
@@ -139,13 +139,7 @@ def report_error(
     if js_source_map:
         stacktrace = js_source_map.annotate_stacktrace(stacktrace)
 
-    try:
+    version = str(ZULIP_VERSION)
-        version: Optional[str] = subprocess.check_output(
-            ["git", "show", "-s", "--oneline"],
-            text=True,
-        )
-    except (FileNotFoundError, subprocess.CalledProcessError):
-        version = None
 
     # Get the IP address of the request
     remote_ip = request.META["REMOTE_ADDR"]