[sysadmin-bin] Land a fetch-username script to be able to parse the GL_USERNAME env variable and fetch the username

[Andrea Veri <av src gnome org>]

commit ab1a80d91f986371514c36bff28293f78544f902
Author: Andrea Veri <averi redhat com>
Date:   Fri Nov 10 14:03:25 2017 +0100

    Land a fetch-username script to be able to parse the GL_USERNAME env variable and fetch the username 
accordingly, either from LDAP or if missing from the username user attribute

 gitlab/fetch-username.py |   31 +++++++++++++++++++++++++++++++
 1 files changed, 31 insertions(+), 0 deletions(-)
---
diff --git a/gitlab/fetch-username.py b/gitlab/fetch-username.py
new file mode 100755
index 0000000..c327a4a
--- /dev/null
+++ b/gitlab/fetch-username.py
@@ -0,0 +1,31 @@
+#!/usr/bin/python
+  
+import gitlab
+import os
+
+execfile('/home/admin/secret/gitlab_ro')
+
+gl = gitlab.Gitlab('https://gitlab.gnome.org', GITLAB_PRIVATE_RO_TOKEN, api_version=4)
+
+def fetch_username():
+
+    user = os.environ['GL_USERNAME']
+    user = gl.users.list(username='%s' % user)
+    user = user[0]
+
+    identity_found = False
+    if len(user.attributes['identities']) > 0:
+      for index, _ in enumerate(user.attributes['identities']):
+          provider = user.attributes['identities'][index]['provider']
+          if provider not in ('google_oauth2', 'github'):
+              username = user.attributes['identities'][index]['extern_uid'].split(',')[0].replace('uid=', '')
+
+              identity_found = True
+      if not identity_found:
+              username = user.attributes['username']
+    else:
+              username = user.attributes['username']
+
+    print username
+
+fetch_username()