Add an image for a basic slapd installation

Dockerfile

@@ -0,0 +1,26 @@
+from	ubuntu:12.04
+
+# Configure apt
+run	echo 'deb http://us.archive.ubuntu.com/ubuntu/ precise universe' >> /etc/apt/sources.list
+run	apt-get -y update
+
+# Don't start slapd on install
+run	echo "#!/bin/sh\nexit 101" >/usr/sbin/policy-rc.d
+run	chmod +x /usr/sbin/policy-rc.d
+
+# Install slapd
+run	LC_ALL=C DEBIAN_FRONTEND=noninteractive apt-get install -y slapd
+
+# Default configuration: can be overridden at the docker command line
+env	LDAP_ROOTPASS toor
+env	LDAP_ORGANISATION Acme Widgets Inc.
+env	LDAP_DOMAIN example.com
+
+expose 389
+
+add	./slapd-start /usr/bin/slapd-start
+cmd	["/usr/bin/slapd-start"]
+
+# To store the data outside the container, mount /var/lib/ldap as a data volume
+
+# vim:ts=8:noet: