#Cheat Sheet cheap from my OCP4 Late night escapades!
Cluster Setup: <component>.<cluster_name>.<base_domain>. e.g
etcd-0.ocp4-dev.ephicolabs.com
etcd-1.ocp4-dev.ephicolabs.com
etcd-2.ocp4-dev.ephicolabs.com
SRV Records: _etcd-server-ssl._tcp.<cluster_name>.<base_domain>.
Actual Name: _etcd-server-ssl._tcp.ocp4-dev.ephicolabs.com.
Note the dot(.) at the end of the name
[root@ipa ~]# kinit admin
Password for admin@EPHICOLABS.COM[root@ipa ~]# klist
Ticket cache: KEYRING:persistent:0:0
Default principal: admin@EPHICOLABS.COM
Valid starting Expires Service principal
06/26/2020 13:22:18 06/27/2020 13:22:12 krbtgt/EPHICOLABS.COM@EPHICOLABS.COM
[root@ipa ~]#
[root@ipa ~]# ipa dnsrecord-add ocp4-dev.ephicolabs.com
Record name: _etcd-server-ssl._tcp.ocp4-dev.ephicolabs.com. =>enter and Please note dot (.) at the end
Please choose a type of DNS resource record to be added
The most common types for this type of zone are: A, AAAA
DNS resource record type: SRV
SRV Priority (order): 0
SRV Weight: 10
SRV Port: 2380
SRV Target: etcd-0.ocp4-dev.ephicolabs.com
Record name: _etcd-server-ssl._tcp
SRV record: 0 10 2380 etcd-0.ocp4-dev.ephicolabs.com
Now verify that the requested SRV record has been created.
[root@ipa ~]# dig _etcd-server-ssl._tcp.ocp4-dev.ephicolabs.com SRV +short
0 10 2380 etcd-0.ocp4-dev.ephicolabs.com.ocp4-dev.ephicolabs.com.
Add more.
[root@ipa ~]# ipa dnsrecord-add ocp4-dev.ephicolabs.com
Record name: _etcd-server-ssl._tcp.ocp4-dev.ephicolabs.com. ==> enter
DNS resource record type: SRV
SRV Priority (order): 0
SRV Weight: 10
SRV Port: 2380
SRV Target: etcd-1.ocp4-dev.ephicolabs.com
Record name: _etcd-server-ssl._tcp
SRV record: 0 10 2380 etcd-0.ocp4-dev.ephicolabs.com, 0 10 2380 etcd-1.ocp4-dev.ephicolabs.com.
OR after you created the first one. You can simply lookup the name and start using it to add more records as shown below
[root@ipa ~]# ipa dnsrecord-find ocp4-dev.ephicolabs.com --name=_etcd-server-ssl._tcp
Record name: _etcd-server-ssl._tcp
SRV record: 0 10 2380 etcd-0.ocp4-dev.ephicolabs.com, 0 10 2380 etcd-1.ocp4-dev.ephicolabs.com
[root@ipa ~]# ipa dnsrecord-add ocp4-dev.ephicolabs.com _etcd-server-ssl._tcp
DNS resource record type: SRV
SRV Priority (order): 0
SRV Weight: 10
SRV Port: 2380
SRV Target: etcd-2.ocp4-dev.ephicolabs.com
Record name: _etcd-server-ssl._tcp
SRV record: 0 10 2380 etcd-0.ocp4-dev.ephicolabs.com, 0 10 2380 etcd-1.ocp4-dev.ephicolabs.com, 0 10 2380 etcd-2.ocp4-dev.ephicolabs.com
