From 0261e875679f1bf63c8d689da7fc7e014597885d Mon Sep 17 00:00:00 2001
From: Stonewall Jackson <stonewall@sacredheartsc.com>
Date: Sat, 4 Feb 2023 01:23:43 -0500
Subject: initial commit

---
 .../usr/local/bin/gitolite-authorizedkeys.j2       | 37 +++++++++++++++++++
 .../templates/usr/local/bin/gitolite-grouplist.j2  | 42 ++++++++++++++++++++++
 2 files changed, 79 insertions(+)
 create mode 100644 roles/gitolite/templates/usr/local/bin/gitolite-authorizedkeys.j2
 create mode 100644 roles/gitolite/templates/usr/local/bin/gitolite-grouplist.j2

(limited to 'roles/gitolite/templates/usr')

diff --git a/roles/gitolite/templates/usr/local/bin/gitolite-authorizedkeys.j2 b/roles/gitolite/templates/usr/local/bin/gitolite-authorizedkeys.j2
new file mode 100644
index 0000000..23bfee9
--- /dev/null
+++ b/roles/gitolite/templates/usr/local/bin/gitolite-authorizedkeys.j2
@@ -0,0 +1,37 @@
+#!/usr/libexec/platform-python
+
+import os
+import ldap
+import ldap.sasl
+import ldap.filter
+
+GITOLITE_ACCESS_GROUP = '{{ gitolite_access_group }}'
+GITOLITE_ADMIN_GROUP = '{{ gitolite_admin_group }}'
+GITOLITE_SHELL = '{{ gitolite_shell }}'
+
+LDAP_URI = '{{ freeipa_ldap_uri }}'
+USER_BASEDN = '{{ freeipa_user_basedn }}'
+GROUP_BASEDN = '{{ freeipa_group_basedn }}'
+
+GITOLITE_KEY_TEMPLATE = 'command="{shell} {uid}",no-port-forwarding,no-X11-forwarding,no-agent-forwarding,no-pty {pubkey}'
+
+os.environ['GSS_USE_PROXY'] = 'yes'
+conn = ldap.initialize(LDAP_URI)
+conn.protocol_version = ldap.VERSION3
+conn.sasl_interactive_bind_s('', ldap.sasl.sasl({}, 'GSSAPI'))
+
+filter = ldap.filter.filter_format(
+  '(&(ipaSshPubKey=*)(|(memberOf=cn=%s,%s)(memberOf=cn=%s,%s)))',
+  [GITOLITE_ADMIN_GROUP, GROUP_BASEDN, GITOLITE_ACCESS_GROUP, GROUP_BASEDN])
+
+results = conn.search_s(
+  USER_BASEDN,
+  ldap.SCOPE_SUBTREE,
+  filter,
+  ['uid', 'ipaSshPubKey'])
+
+for (dn, attributes) in results:
+  uid = attributes['uid'][0].decode('utf-8')
+  for pubkey in [pk.decode('utf-8') for pk in attributes['ipaSshPubKey']]:
+    if pubkey.startswith('ssh-'):
+      print(GITOLITE_KEY_TEMPLATE.format(shell=GITOLITE_SHELL, uid=uid, pubkey=pubkey))
diff --git a/roles/gitolite/templates/usr/local/bin/gitolite-grouplist.j2 b/roles/gitolite/templates/usr/local/bin/gitolite-grouplist.j2
new file mode 100644
index 0000000..2060620
--- /dev/null
+++ b/roles/gitolite/templates/usr/local/bin/gitolite-grouplist.j2
@@ -0,0 +1,42 @@
+#!/usr/libexec/platform-python
+
+import os
+import sys
+import ldap
+import ldap.sasl
+import ldap.filter
+
+LDAP_URI = '{{ freeipa_ldap_uri }}'
+USER_BASEDN = '{{ freeipa_user_basedn }}'
+GROUP_BASEDN = '{{ freeipa_group_basedn }}'
+
+if len(sys.argv) != 2:
+  sys.exit('must specify one username')
+
+if sys.argv[1] == 'nobody':
+  exit(0)
+
+os.environ['GSS_USE_PROXY'] = 'yes'
+conn = ldap.initialize(LDAP_URI)
+conn.protocol_version = ldap.VERSION3
+conn.sasl_interactive_bind_s('', ldap.sasl.sasl({}, 'GSSAPI'))
+
+user = conn.search_s(
+  USER_BASEDN,
+  ldap.SCOPE_SUBTREE,
+  ldap.filter.filter_format('uid=%s', [sys.argv[1]]),
+  ['memberOf'])
+
+if not user:
+  exit(1)
+
+groups = []
+
+for group_dn in [ldap.dn.explode_dn(dn) for dn in user[0][1]['memberOf']]:
+  if ','.join(group_dn[1:]) == GROUP_BASEDN:
+    rdn = ldap.dn.str2dn(group_dn[0])[0][0]
+    if rdn[0] == 'cn':
+      # replace whitespace with underscore
+      groups.append('_'.join(rdn[1].split()))
+
+print(' '.join(groups))
-- 
cgit