provision_version: Move to under UUID_VAR_PATH.

tools/diagnose

@@ -11,6 +11,8 @@ if False:
 TOOLS_DIR = os.path.dirname(__file__)
 ROOT_DIR = os.path.dirname(TOOLS_DIR)
 sys.path.insert(0, ROOT_DIR)
+from scripts.lib.zulip_tools import get_dev_uuid_var_path
+UUID_VAR_PATH = get_dev_uuid_var_path()
 
 def run(check_func):
     # type: (Callable) -> None
@@ -70,7 +72,7 @@ def check_django():
 @run
 def provision_version():
     # type: () -> bool
-    fn = os.path.join(ROOT_DIR, 'var/provision_version')
+    fn = os.path.join(UUID_VAR_PATH, 'provision_version')
     with open(fn) as f:
         version = f.read().strip()
     print('latest version provisioned:', version)

tools/lib/provision.py

@@ -369,7 +369,7 @@ def main(options):
         else:
             print("No need to run `manage.py compilemessages`.")
 
-    version_file = os.path.join(ZULIP_PATH, 'var/provision_version')
+    version_file = os.path.join(UUID_VAR_PATH, 'provision_version')
     print('writing to %s\n' % (version_file,))
     open(version_file, 'w').write(PROVISION_VERSION + '\n')
 

tools/lib/test_script.py

@@ -3,6 +3,7 @@ from typing import Optional, Tuple
 import os
 from distutils.version import LooseVersion
 from version import PROVISION_VERSION
+from scripts.lib.zulip_tools import get_dev_uuid_var_path
 
 def get_major_version(v):
     # type: (str) -> int
@@ -10,7 +11,8 @@ def get_major_version(v):
 
 def get_version_file():
     # type: () -> str
-    return 'var/provision_version'
+    uuid_var_path = get_dev_uuid_var_path()
+    return os.path.join(uuid_var_path, 'provision_version')
 
 PREAMBLE = '''
 Before we run tests, we make sure your provisioning version