update etcd with pg_user_home

roles/setup_etcd/defaults/main.yml

@@ -4,10 +4,14 @@ os: ""
 
 pg_type: "PG"
 pg_version: 14
-pg_owner: "postgres"
-pg_group: "postgres"
 etcd_owner: "{{ pg_owner }}"
 etcd_group: "{{ pg_group }}"
+# by default, etcd_owner is set to the pg_owner var
+# the home directory for pg_owner needs to be set to pg_user_home
+# this role will run prior to postgres initialization
+# if etcd_owner == pg_owner, etcd_owner_home == pg_user_home is a requirement
+# if etcd_owner != pg_owner, set etcd_owner_home to preferred location
+etcd_owner_home: "{{ pg_user_home }}"
 
 use_hostname: true
 
@@ -17,6 +21,8 @@ etcd_download_url: "https://github.com/etcd-io/etcd/releases/download/v{{ etcd_v
 etcd_checksum_url: "sha256:https://github.com/coreos/etcd/releases/download/v{{ etcd_version }}/SHA256SUMS"
 etcd_architecture: "amd64"
 etcd_package: "etcd-v{{ etcd_version }}-linux-{{ etcd_architecture }}"
+# to install etcd from RPM, PGDG repo is required on RHEL
+# ensure you set enable_pgdg_repo: true
 etcd_rpm: false
 
 etcd_name: "{{ inventory_hostname }}"

roles/setup_etcd/tasks/etcd_install.yml

@@ -23,7 +23,7 @@
   ansible.builtin.copy:
     src: "{{ etcd_download_dir }}/{{ etcd_package }}/{{ item }}"
     dest: "{{ etcd_bin_dir }}/{{ item }}"
-    mode: 0755
+    mode: "0755"
     owner: root
     group: root
     remote_src: true
@@ -33,11 +33,21 @@
   when: not etcd_rpm
   become: true
 
+- name: Enable PGDG yum extras repository for RedHat
+  ansible.builtin.command: >
+    dnf config-manager --enable pgdg-rhel{{ ansible_distribution_major_version }}-extras
+  become: true
+  changed_when: true
+  when:
+    - ansible_os_family == 'RedHat'
+    - ansible_distribution_major_version in ['8', '9']
+    - etcd_rpm|bool
+    - enable_pgdg_repo|bool
+
 - name: Install etcd using RPM
   ansible.builtin.package:
-    name: "{{ etcd_package }}"
+    name: etcd
     state: present
   when:
-    - ansible_os_family == 'RedHat'
     - etcd_rpm
   become: true

roles/setup_etcd/tasks/etcd_ssl_member_key.yml

@@ -25,7 +25,7 @@
     cmd: >-
       openssl genrsa -out {{ etcd_member_key }} 2048
   args:
-    cmd: "{{ etcd_member_key }}"
+    creates: "{{ etcd_member_key }}"
   become: true
   become_user: "{{ etcd_owner }}"
   when: not _etcd_member_key.stat.exists

roles/setup_etcd/tasks/etcd_user_group.yml

@@ -5,8 +5,10 @@
     state: present
   become: true
 
-- name: Ensure etcd_user exists
+- name: Ensure etcd_owner exists
   ansible.builtin.user:
     name: "{{ etcd_owner }}"
     group: "{{ etcd_group }}"
+    create_home: true
+    home: "{{ etcd_owner_home }}"
   become: true

roles/setup_etcd/tasks/setup_etcd.yml

@@ -77,13 +77,6 @@
   run_once: true
   no_log: "{{ disable_logging }}"
 
-- name: Update /etc/hosts based on use_hostname
-  ansible.builtin.import_tasks: linux_update_etc_hosts.yml
-  when:
-    - use_hostname|bool
-    - update_etc_file|bool
-  become: true
-
 - name: Ensure ETCD user and group exists
   ansible.builtin.include_tasks: etcd_user_group.yml
 

roles/setup_etcd/vars/EPAS_Debian.yml

@@ -1,5 +1,6 @@
 ---
 pg_owner: "enterprisedb"
 pg_group: "enterprisedb"
+pg_user_home: "/var/lib/edb-as"
 etcd_systemd_global_unit_file: "/etc/systemd/system/{{ etcd_service }}.service"
 etcd_environment_file: "/etc/default/etcd"

roles/setup_etcd/vars/EPAS_RedHat.yml

@@ -1,5 +1,6 @@
 ---
 pg_owner: "enterprisedb"
 pg_group: "enterprisedb"
+pg_user_home: "/var/lib/edb"
 etcd_systemd_global_unit_file: "/etc/systemd/system/{{ etcd_service }}.service"
 etcd_environment_file: "/etc/sysconfig/etcd"

roles/setup_etcd/vars/PG_Debian.yml

@@ -1,5 +1,6 @@
 ---
 pg_owner: "postgres"
 pg_group: "postgres"
+pg_user_home: "/var/lib/postgresql"
 etcd_systemd_global_unit_file: "/etc/systemd/system/{{ etcd_service }}.service"
-etcd_environment_file: "/etc/default/etcd"
+etcd_environment_file: "/etc/default/etcd"

roles/setup_etcd/vars/PG_RedHat.yml

@@ -1,5 +1,6 @@
 ---
 pg_owner: "postgres"
 pg_group: "postgres"
+pg_user_home: "/var/lib/pgsql"
 etcd_systemd_global_unit_file: "/etc/systemd/system/{{ etcd_service }}.service"
 etcd_environment_file: "/etc/sysconfig/etcd"