pulled common upgrade parts for Mint and Ubuntu out to make install scripts not duplicate content

upgrade-script-common/ldap-conf

@@ -0,0 +1,33 @@
+#!/bin/bash
+
+# set up defaults for using ldap (pre-answering ldap-auth-config)
+echo "ldap-auth-config ldap-auth-config/ldapns/ldap-server string ldap://192.168.2.2" | debconf-set-selections
+echo "ldap-auth-config ldap-auth-config/ldapns/base-dn string  dc=depaoli,dc=id,dc=au" | debconf-set-selections
+echo "ldap-auth-config ldap-auth-config/ldapns/ldap_version select 3" | debconf-set-selections
+echo "ldap-auth-config ldap-auth-config/dbrootlogin boolean true" | debconf-set-selections
+echo "ldap-auth-config ldap-auth-config/dblogin boolean false" | debconf-set-selections
+echo "ldap-auth-config ldap-auth-config/ldapns/base-dn string dc=depaoli,dc=id,dc=au" | debconf-set-selections
+echo "ldap-auth-config ldap-auth-config/rootbinddn string cn=admin,dc=depaoli,dc=id,dc=au" | debconf-set-selections
+echo "ldap-auth-config ldap-auth-config/rootbindpw string a_real_admin_pass_word_for_2o20" | debconf-set-selections
+
+sudo apt install libnss-ldap libpam-ldap ldap-utils nscd
+
+# make system use ldap for users / groups
+sed -i -e s"/passwd:         files/passwd: files systemd ldap/" /etc/nsswitch.conf
+sed -i -e s"/group:          files/group: files systemd ldap/" /etc/nsswitch.conf
+
+# test this
+echo 'pam-auth-update pam-auth-update/enable_mkhomedir boolean true' | sudo debconf-set-selections
+sudo DEBIAN_FRONTEND=noninteractive pam-auth-update ; # tick on home dir creation
+
+# add bind_policy soft to /etc/ldap.conf (as root)
+echo "bind_policy soft" >> /etc/ldap.conf
+
+# OLD WAY: answer:
+#1) ldap://192.168.2.2
+#2) dc=depaoli,dc=id,dc=au
+#3) 3
+#4) Yes
+#5) No
+#6) cn=admin,dc=depaoli,dc=id,dc=au
+#7) a_real_admin_pass_word_for_2o20