CI: Add ArchLinux, Debian Bullseye, CentOS Stream 8, and Alpine 3 (#4222)

* Add ArchLinux, Debian Bullseye and CentOS Stream 8 to CI.

* Add Alpine to CI matrix as well.

tests/integration/targets/setup_postgresql_db/tasks/main.yml

@@ -99,6 +99,14 @@
   command: /sbin/service postgresql initdb
   when: ansible_os_family == "RedHat" and ansible_service_mgr != "systemd"
 
+- name: Initialize postgres (Archlinux)
+  command: su - postgres -c "initdb --locale en_US.UTF-8 -D '/var/lib/postgres/data'"
+  when: ansible_os_family == "Archlinux"
+
+- name: Initialize postgres (Alpine)
+  command: su - postgres -c "initdb --locale en_US.UTF-8 -D '/var/lib/postgresql/data'"
+  when: ansible_os_family == "Alpine"
+
 - name: Initialize postgres (Debian)
   shell: . /usr/share/postgresql-common/maintscripts-functions && set_system_locale && /usr/bin/pg_createcluster -u postgres {{ pg_ver }} main
   args:

tests/integration/targets/setup_postgresql_db/vars/Alpine-py3.yml

@@ -0,0 +1,6 @@
+postgresql_packages:
+  - "postgresql"
+  - "py3-psycopg2"
+
+pg_hba_location: "/var/lib/postgresql/data/pg_hba.conf"
+pg_dir: "/var/lib/postgresql/data"

tests/integration/targets/setup_postgresql_db/vars/Archlinux-py3.yml

@@ -0,0 +1,6 @@
+postgresql_packages:
+  - "postgresql"
+  - "python-psycopg2"
+
+pg_hba_location: "/var/lib/postgres/data/pg_hba.conf"
+pg_dir: "/var/lib/postgres/data"

tests/integration/targets/setup_postgresql_db/vars/Debian-11-py3.yml

@@ -0,0 +1,8 @@
+postgresql_packages:
+  - "postgresql"
+  - "postgresql-common"
+  - "python3-psycopg2"
+
+pg_hba_location: "/etc/postgresql/13/main/pg_hba.conf"
+pg_dir: "/var/lib/postgresql/13/main"
+pg_ver: 13