#348: use git hash for app version (#355)

backend/initial_setup.py

@@ -1,6 +1,7 @@
 import logging
 import os
 import shutil
+import subprocess
 from typing import Dict, List, Tuple
 
 from flask import Flask, render_template, g, request, redirect, send_from_directory
@@ -194,7 +195,8 @@ def __init__(self):
     @classmethod
     def get_version(cls):
         try:
-            # TODO use some sort of git lookup to get information
-            return "0.0.1"
-        except:
-            return "0.0.1"
+            return subprocess.check_output([
+                'git', 'rev-parse', '--short', 'HEAD'
+            ]).decode().strip()
+        except subprocess.CalledProcessError:
+            return 'unknown'

tests/server_tests/backend_utils_tests/initial_setup_test.py

@@ -0,0 +1,11 @@
+import re
+
+from backend.initial_setup import CalculatedServer
+
+
+class Test_initial_setup:
+    def test_get_version(self):
+        # git needs to be in the environment for this
+        assert re.compile(r"[0-9a-fA-F]{7}").match(
+            CalculatedServer.get_version()
+        )