make get_gitea_token exectuable

gitea.py

@@ -1,9 +1,9 @@
+import sys
 import os
 from pathlib import Path
 from configparser import ConfigParser
 
 GITEA_REPOS = ['boxtools']
-
 GITEA_URL = 'https://gitea.psi.ch/linse/%s.git'
 
 GET_GITEA_TOKEN = """#!/bin/bash
@@ -35,8 +35,9 @@ else
 fi
 """
 
-
-def write_when_new(doit, filename, content):
+def write_when_new(doit, filename, content, executable=False):
+    if executable:
+        executable = 0o100  # file mode u+x
     if content is None:
         lines = []
     else:
@@ -46,14 +47,17 @@ def write_when_new(doit, filename, content):
     try:
         with open(filename) as fil:
             old = fil.read()
+        filemode = os.stat(filename).st_mode
     except FileNotFoundError:
         old = None
-    if old == content:
+        filemode = 0
+    if old == content and (filemode & executable == executable):
         return False
     if doit:
         if lines:
             with open(filename, 'w') as fil:
                 fil.write(content)
+            os.chmod(filename, filemode + executable)
         else:
             os.remove(filename)
         return True
@@ -76,9 +80,9 @@ def change_to_gitea(doit, *repos):
                 parser.read('.git/config')
             except FileNotFoundError:
                 continue
-            if write_when_new(doit, '.git/hooks/get_gitea_token', GET_GITEA_TOKEN):
+            if write_when_new(doit, '.git/hooks/get_gitea_token', GET_GITEA_TOKEN, True):
                 dirty = True
-            if write_when_new(doit, '.git/hooks/pre-commit', PRE_COMMIT_HOOK):
+            if write_when_new(doit, '.git/hooks/pre-commit', PRE_COMMIT_HOOK, True):
                 dirty = True
             helper_script = parser.get('credential', 'helper', fallback=None)
             new_helper = f'{os.getcwd()}/.git/hooks/get_gitea_token'
@@ -103,4 +107,8 @@ def change_to_gitea(doit, *repos):
 
 
 if __name__ == '__main__':
-    change_to_gitea(False)
+    if sys.argv[-1] == 'y':
+        change_to_gitea(True)
+    else:
+        change_to_gitea(False)
+        print(f'\nUsage: pyhton gitea.py y   # to update repos {" ".join(GITEA_REPOS)}\n')