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dns: add master2.ldap.test alias for the LDAP server #232

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Merged
spoore1 merged 1 commit into from
Oct 15, 2026
Merged

dns: add master2.ldap.test alias for the LDAP server #232

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4 changes: 4 additions & 0 deletions data/configs/dnsmasq.conf
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Original file line number Diff line number Diff line change
Expand Up @@ -26,6 +26,10 @@ rev-server=10.255.252.0/24,172.16.100.30 # Samba
# Add A records
address=/master.ipa.test/172.16.100.10
address=/master.ldap.test/172.16.100.20
# Alias for the same host, used by failover topologies that need two distinct
# LDAP server names. SSSD keys its failover server list on the hostname, so a
# second name yields a second server even though the address is shared.
address=/master2.ldap.test/172.16.100.20
address=/dc.samba.test/172.16.100.30
address=/client.test/172.16.100.40
address=/nfs.test/172.16.100.50
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7 changes: 7 additions & 0 deletions src/ansible/roles/dns/templates/etc.dnsmasq.conf.j2
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Expand Up @@ -59,6 +59,13 @@ address=/{{ host }}/{{ hostvars[host]['ansible_facts']['ip_addresses'][0] }}
{% endif %}
{% endfor %}

# Add a second ldap (instance) for failover located on the same server.
# SSSD keys its failover server list on the hostname, so the alias yields a
# separate server entry even though the address is shared.
{% if hostvars['master.ldap.test'] is defined %}
address=/master2.ldap.test/{{ hostvars['master.ldap.test']['ansible_facts']['default_ipv4']['address'] }}
{% endif %}

# All hosts PTR records
{% for host in groups['all'] %}
{% if hostvars[host]['ansible_facts']['system'] == 'Linux' %}
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2 changes: 2 additions & 0 deletions src/tools/setup-dns-files.sh
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Expand Up @@ -12,6 +12,7 @@ set -xe
# First remove lines if they exist
sed -i '/master.ipa.test/d' /etc/hosts
sed -i '/master.ldap.test/d' /etc/hosts
sed -i '/master2.ldap.test/d' /etc/hosts
sed -i '/dc.samba.test/d' /etc/hosts
sed -i '/client.test/d' /etc/hosts
sed -i '/nfs.test/d' /etc/hosts
Expand All @@ -23,6 +24,7 @@ sed -i '/master.ipa2.test/d' /etc/hosts
# Append the lines
echo "172.16.100.10 master.ipa.test" >> /etc/hosts
echo "172.16.100.20 master.ldap.test" >> /etc/hosts
echo "172.16.100.20 master2.ldap.test" >> /etc/hosts
echo "172.16.100.30 dc.samba.test" >> /etc/hosts
echo "172.16.100.40 client.test" >> /etc/hosts
echo "172.16.100.50 nfs.test" >> /etc/hosts
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