Add home owner and permission check

bin/check-home-permissions.py

+#!/usr/bin/env python3
+
+import os
+import sys
+import pwd
+import grp
+import stat
+
+
+owner = []
+permission = []
+
+
+class Home(object):
+    """
+    Holds info about a home directory
+    """
+    def __init__(self, name, path, st):
+        self.name = name
+        self.path = path
+        self.st = st
+
+    @property
+    def uid(self):
+        return self.st.st_uid
+
+    @property
+    def gid(self):
+        return self.st.st_gid
+
+    @property
+    def uname(self):
+        return pwd.getpwuid(self.uid).pw_name
+
+    @property
+    def gname(self):
+        return grp.getgrgid(self.gid).gr_name
+
+    @property
+    def filemode(self):
+        return stat.filemode(self.st.st_mode)
+
+    def __str__(self):
+        return ' '.join([self.filemode, self.uname, self.gname, self.path])
+
+
+def check_homes(top):
+    for f in os.listdir(top):
+        pathname = os.path.join(top, f)
+        st = os.stat(pathname)
+        home = Home(f, pathname, st)
+
+        if bad_owner(home):
+            owner.append(home)
+
+        if bad_permission(home):
+            permission.append(home)
+
+
+def bad_owner(home):
+    if home.name == home.uname and home.name == home.gname:
+        return False
+    return True
+
+
+def bad_permission(home):
+    # d---------
+    if home.st.st_mode == stat.S_IFDIR:
+        return False
+    # drwx------
+    elif home.st.st_mode == stat.S_IFDIR | stat.S_IRUSR | stat.S_IWUSR | stat.S_IXUSR:
+        return False
+    return True
+
+
+def list_homes(homes):
+    for home in homes:
+        print(home)
+
+
+if __name__ == '__main__':
+    arg_count = len(sys.argv) - 1
+
+    for i, arg in enumerate(sys.argv):
+        if i == 0:
+            continue
+        check_homes(arg)
+
+    if owner:
+        print('bad owner or group:')
+        print('-------------------')
+        list_homes(owner)
+        print()
+
+    if permission:
+        print('bad permission:')
+        print('---------------')
+        list_homes(permission)
+        print()