Attachment 7629 Details for Bug 41168

remove_ucsschool_samba4_slaves_from_dns.sh

remove_ucsschool_samba4_slaves_from_dns.sh (text/plain), 1.85 KB, created by Arvid Requate on 2016-04-27 19:01 CEST

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Creator: Arvid Requate

Created: 2016-04-27 19:01 CEST

Size: 1.85 KB

patch

obsolete

>#!/bin/bash
>
>status=$(dpkg-query -W -f='${Status}\n' ucs-school-master 2>/dev/null)
>if ! [ "$status" = "install ok installed" ]; then
>	echo "Can only run on UCS@school Multischool Master"
>	exit 2
>fi
>
>eval "$(ucr shell domainname kerberos/realm)"
>
>check_dns_output=$(/usr/share/univention-samba4/scripts/check_essential_samba4_dns_records.sh | sed 's/has SRV record/IN SRV/;s/has address/A/')
>
>ldif=$(univention-ldapsearch -xLLL "(&(univentionService=UCS@school)(univentionService=S4 Connector)(univentionServerRole=slave))" cn)
>slaves=( $(sed -n 's/^cn: //p' <<<"$ldif") )
>
>remove_non_msdcs_lines=""
>remove_msdcs_lines=""
>
>NL=$'\n'
>for slave in "${slaves[@]}"; do
>	fqdn="$slave.$domainname"
>	remove_slave_lines=$(grep -i "$fqdn" <<<"$check_dns_output" | sed -n 's/^/update delete /p')
>
>	slave_ipv4=$(dig +short "$fqdn" A)
>	remove_non_msdcs_slave_ip=$(grep "^gc._msdcs.$domainname has address $slave_ipv4$" <<<"$remove_slave_lines")
>	if [ -n "$remove_non_msdcs_slave_ip" ]; then
>		remove_non_msdcs_lines="$remove_non_msdcs_lines$NL$remove_non_msdcs_slave_ip"
>	fi
>
>	remove_non_msdcs_slave_lines=$(grep -v '\._msdcs\.' <<<"$remove_slave_lines")
>	if [ -n "$remove_non_msdcs_slave_lines" ]; then
>		remove_non_msdcs_lines="$remove_non_msdcs_lines$NL$remove_non_msdcs_slave_lines"
>	fi
>
>	remove_msdcs_slave_lines=$(grep '\._msdcs\.' <<<"$remove_slave_lines")
>	if [ -n "$remove_msdcs_slave_lines" ]; then
>		remove_msdcs_lines="$remove_msdcs_lines$NL$remove_msdcs_slave_lines"
>	fi
>done
>
>if [ -z "$remove_non_msdcs_lines" ] && [ -z "$remove_msdcs_lines" ]; then
>	exit 0
>fi
>
>if ! klist -s || ! klist 2>/dev/null | grep -q "^ *Principal: Administrator@$kerberos_realm$"; then
>        kinit Administrator
>        if ! [ $? -eq 0 ]; then
>                exit 1
>        fi
>fi
>
>nsupdate -g <<%EOF
>$remove_non_msdcs_lines
>show
>send
>%EOF
>
>nsupdate -g <<%EOF
>zone _msdcs.$domainname
>$remove_msdcs_lines
>show
>send
>%EOF
>

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Attachments on bug 41168: 7629