Create PostgreSQL child channel, CentOS 7, Spacewalk

Create a new Channel:

Fill the fields!

Channel Name:

postgresql-9-5-rhel-7-x86_64

Channel Label:

postgresql-9-5-rhel-7-x86_64

Parent Channel:

CentOS 7 Base x86_64

Architecture:

x86_64

Channel Summary:

postgresql-9-5-rhel-7-x86_64

Scroll down the page and enter:
GPG key URL:

https://apt.postgresql.org/pub/repos/yum/RPM-GPG-KEY-PGDG

GPG key ID:

442DF0F8

GPG key Fingerprint:

68C9 E2B9 1A37 D136 FE74  D176 1F16 D2E1 442D F0F8

This is the same key from:

curl https://apt.postgresql.org/pub/repos/yum/RPM-GPG-KEY-PGDG > /etc/pki/rpm-gpg/RPM-GPG-KEY-PGDG
cp /etc/pki/rpm-gpg/RPM-GPG-KEY-PGDG /var/www/html/pub/RPM-GPG-KEY-PGDG
gpg --with-fingerprint /etc/pki/rpm-gpg/RPM-GPG-KEY-PGDG
pub  1024D/442DF0F8 2008-01-08 PostgreSQL RPM Building Project <pgsqlrpms-hackers@pgfoundry.org>
      Key fingerprint = 68C9 E2B9 1A37 D136 FE74  D176 1F16 D2E1 442D F0F8
sub  2048g/D43F1AF8 2008-01-08

Click [Create Channel] at the end:

Open [Channels] section, go for [Manage Software Channels],
go for [Manage Repositories], click [Create Repository]:

Fill down:
Repository Label:

postgresql-9-5-rhel-7-x86_64

Repository URL:

https://yum.postgresql.org/9.5/redhat/rhel-7-x86_64/

Click [Create Repository]:

Now open your child channel:

Assing child repository to child channel and press [Update Repositories] button:

Now at the command line execute:

spacewalk-repo-sync -c postgresql-9-5-rhel-7-x86_64