From c88bc35f1c88d9fbbba6706a4abaad24a1868c98 Mon Sep 17 00:00:00 2001
From: Peter Palfrader <peter@palfrader.org>
Date: Wed, 18 Oct 2006 11:33:32 +0000
Subject: Add hosting ldap

git-svn-id: svn+ssh://asteria.noreply.org/svn/weaselutils/trunk@190 bc3d92e2-beff-0310-a7cd-cc87d7ac0ede
---
 bin/ldap2passwd | 94 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 94 insertions(+)
 create mode 100755 bin/ldap2passwd

(limited to 'bin/ldap2passwd')

diff --git a/bin/ldap2passwd b/bin/ldap2passwd
new file mode 100755
index 0000000..0e325b3
--- /dev/null
+++ b/bin/ldap2passwd
@@ -0,0 +1,94 @@
+#!/usr/bin/ruby
+
+#
+# Copyright (c) 2004 Peter Palfrader <peter@palfrader.org>
+#
+# All rights reserved.
+#
+
+require "ldap"
+require "yaml"
+
+@config = YAML::load( File.open( '/etc/noreply/config' ) )
+
+VALIDATION_REGEX = {
+	'uid' => /^[Wa-z.-]+$/,
+	'cn' => /^[Wa-z-]+$/,
+	'uidNumber' => /^[1-9][0-9]+$/,
+	'gidNumber' => /^[1-9][0-9]+$/,
+	'gecos' => /^[a-zA-Z0-9,. -]+$/,
+	'homeDirectory' => /^\/[a-zA-Z0-9.\/-]+$/,
+	'loginShell' => /^\/[a-zA-Z0-9\/-]+$/
+}
+
+
+5.times{
+	begin
+		@conn = LDAP::Conn.new(@config['ldapserver'], @config['ldapport'] )
+		break if @conn
+	rescue LDAP::ResultError
+		sleep 3
+	end
+};
+unless @conn.bind(@config['credentials']['ldap2passwd']['binddn'],
+                  @config['credentials']['ldap2passwd']['bindpw'])
+	throw @conn.perror("bind")
+end
+
+def passwd_line(entry)
+	l = {}
+	%w(uid uidNumber gidNumber gecos homeDirectory loginShell).each{ |key|
+		next if ['gecos', 'loginShell'].include?(key) and not entry[key]
+		throw "key #{key} missing in #{entry['dn']}" unless entry[key]
+		throw "no validation regex for #{key}" unless VALIDATION_REGEX[key]
+
+		l[key] = entry[key].to_s
+		throw "value for #{key} (#{l[key]}) in #{entry['dn']} fails validation regex #{VALIDATION_REGEX[key]}" unless l[key] =~ VALIDATION_REGEX[key]
+	};
+	l['gecos'] = '' unless l['gecos']
+	l['loginShell'] = '/bin/false' unless l['loginShell']
+	sprintf "%s:x:%s:%s:%s:%s:%s\n", l['uid'], l['uidNumber'], l['gidNumber'], l['gecos'], l['homeDirectory'], l['loginShell']
+end
+def group_line(entry)
+	l = {}
+	%w(cn gidNumber).each{ |key|
+		throw "key #{key} missing in #{entry['dn']}" unless entry[key]
+		throw "no validation regex for #{key}" unless VALIDATION_REGEX[key]
+
+		l[key] = entry[key].to_s
+		throw "value for #{key} (#{l[key]}) in #{entry['dn']} fails validation regex #{VALIDATION_REGEX[key]}" unless l[key] =~ VALIDATION_REGEX[key]
+	};
+	members = []
+	if entry['memberUid']
+		entry['memberUid'].each{ |member|
+			throw "empty member value in group #{entry['dn']}" unless member
+			m = member.to_s
+			throw "member of group #{entry['dn']} fails UID validiation test" unless m =~ VALIDATION_REGEX['uid']
+			members << m
+		}
+	end
+	sprintf "%s:x:%s:%s\n", l['cn'], l['gidNumber'], members.join(',')
+end
+
+
+passwd_lines = []
+passwd = @conn.search2(@config['basedn'], LDAP::LDAP_SCOPE_SUBTREE, '(objectClass=posixAccount)')
+passwd.each{ |line|
+	passwd_lines << passwd_line(line)
+}
+
+group_lines = []
+group = @conn.search2(@config['basedn'], LDAP::LDAP_SCOPE_SUBTREE, '(objectClass=posixGroup)')
+group.each{ |line|
+	group_lines << group_line(line)
+}
+
+unless File.exists?('passwd') && (File.read('passwd') == passwd_lines.join())
+	f = File.new('passwd', 'w')
+	f.print passwd_lines.join
+end
+
+unless File.exists?('group') && (File.read('group') == group_lines.join())
+	f = File.new('group', 'w')
+	f.print group_lines.join
+end
-- 
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