Use the standard libraries os.initgroups instead of the initgroups package.

CHANGES.rst

@@ -92,6 +92,7 @@ Features Added
   - Products.BTreeFolder2 = 3.0
   - Products.ExternalMethod = 3.0
   - Products.MailHost = 3.0
+  - Products.OFSP = 3.0
   - Products.PythonScripts = 3.0
   - Products.SiteErrorLog = 3.0
   - Products.StandardCacheManagers = 3.0
@@ -107,6 +108,9 @@ Features Added
 Restructuring
 +++++++++++++
 
+- Remove dependency on initgroups. Use the standard libraries os.initgroups
+  instead.
+
 - Removed nt_svcutils support from zopectl.
 
 - Python 2.6 is no longer supported. Use Python 2.7.

buildout.cfg

@@ -63,13 +63,11 @@ eggs =
 # RestrictedPython has an optional dependency on DateTime, make sure to run its
 # tests with DateTime being available
     RestrictedPython
-    initgroups
     tempstorage
     zExceptions
     zLOG
     ZopeUndo
-# these are still dependencies of CMF. Test them here, so we don't have to
-# define a CMF KGS
+# Test optional dependencies.
     Products.BTreeFolder2
     Products.ExternalMethod
     Products.MailHost

setup.py

@@ -71,7 +71,6 @@ setup(
         'ZopeUndo',
         'docutils',
         'five.globalrequest',
-        'initgroups',
         'pytz',
         'setuptools',
         'tempstorage',

src/Zope2/Startup/__init__.py

@@ -404,8 +404,8 @@ def dropPrivileges(cfg):
         raise ZConfig.ConfigurationError(msg)
 
     try:
-        import initgroups
-        initgroups.initgroups(effective_user, gid)
+        from os import initgroups
+        initgroups(effective_user, gid)
         os.setgid(gid)
     except OSError:
         logger.exception('Could not set group id of effective user')

versions.cfg

@@ -10,11 +10,10 @@ Acquisition = 4.2.2
 DateTime = 4.1.1
 DocumentTemplate = 2.13.2
 ExtensionClass = 4.1.2
-initgroups = 2.13.0
 Missing = 3.1
 MultiMapping = 3.0
 Persistence = 3.0a1
-Products.OFSP = 2.13.2
+Products.OFSP = 3.0
 Products.ZCatalog = 3.2
 Products.ZCTextIndex = 3.0
 Record = 3.1
@@ -24,6 +23,7 @@ zLOG = 3.0
 ZopeUndo = 4.1
 
 # Optional dependencies
+initgroups = 3.0
 Products.BTreeFolder2 = 3.0
 Products.ExternalMethod = 3.0
 Products.MailHost = 3.0