fix(podman_link): always use scram-sha-256 auth for postgres

roles/podman_link/tasks/main.yml

@@ -141,17 +141,32 @@
     - postgresql-data
 
 # Postgres/Redis runs with UID/GID 999 inside the container
-- name: Podman CDR Link | PATCH | Install PostgreSQL host-based authentication configuration
-  ansible.builtin.template:
-    src: home/pg_hba.conf
-    dest: "/home/{{ podman_link_podman_rootless_user }}/pg_hba_{{ item }}.conf"
-    mode: "0400"
-    owner: "{{ _podman_link_user_subuid_start + 999 }}"
-    group: "{{ _podman_link_user_subgid_start + 999 }}"
+- name: Podman CDR Link | PATCH | Ensure local PostgreSQL connections require password
+  ansible.builtin.lineinfile:
+    path: "/home/{{ podman_link_podman_rootless_user }}/{{ item }}-data/pg_hba.conf"
+    regexp: "^local\\s+all"
+    line: "local\tall\tall\tscram-sha-256"
+    state: present
+    create: false
   become: true
   with_items:
-    - zammad
-    - bridge
+    - postgresql
+    - bridge-postgresql
+  notify:
+    - Restart Link
+
+# Postgres/Redis runs with UID/GID 999 inside the container
+- name: Podman CDR Link | PATCH | Ensure local PostgreSQL replication requires password
+  ansible.builtin.lineinfile:
+    path: "/home/{{ podman_link_podman_rootless_user }}/{{ item }}-data/pg_hba.conf"
+    regexp: "^local\\s+replication"
+    line: "local\treplication\tall\tscram-sha-256"
+    state: present
+    create: false
+  become: true
+  with_items:
+    - postgresql
+    - bridge-postgresql
   notify:
     - Restart Link
 

roles/podman_link/templates/home/config/containers/systemd/bridge-postgresql.container

@@ -2,7 +2,6 @@
 ContainerName=bridge-postgresql
 EnvironmentFile=common-bridge.env
 Image=registry.gitlab.com/digiresilience/link/link-stack/postgresql:{{ podman_link_stack_version }}
-Volume=/home/{{ podman_link_podman_rootless_user }}/pg_hba_bridge.conf:/var/lib/postgresql/data/pg_hba.conf:rw,Z
 Volume=/home/{{ podman_link_podman_rootless_user }}/bridge-postgresql-data:/var/lib/postgresql/data:rw,Z
 Network=link.network
 

roles/podman_link/templates/home/config/containers/systemd/zammad-postgresql.container

@@ -7,9 +7,8 @@ Environment=POSTGRES_PASSWORD={{ podman_link_postgres_zammad_password }}
 Environment=POSTGRES_USER={{ podman_link_postgres_zammad_user }}
 Environment=POSTGRES_DB={{ podman_link_postgres_zammad_database }}
 Environment=POSTGRES_HOST_AUTH_METHOD=scram-sha-256
-Environment=POSTGRES_INITDB_ARGS=--auth-host=scram-sha-256
+Environment=POSTGRES_INITDB_ARGS=--auth=scram-sha-256
 Image=registry.gitlab.com/digiresilience/link/link-stack/postgresql:{{ podman_link_stack_version }}
-Volume=/home/{{ podman_link_podman_rootless_user }}/pg_hba_zammad.conf:/var/lib/postgresql/data/pg_hba.conf:rw,Z
 Volume=/home/{{ podman_link_podman_rootless_user }}/postgresql-data:/var/lib/postgresql/data:rw,Z
 Volume=/home/{{ podman_link_podman_rootless_user }}/zammad-data:/opt/zammad:rw,z
 Volume=/home/{{ podman_link_podman_rootless_user }}/zammad-backup:/var/tmp/zammad:ro,z

roles/podman_link/templates/home/pg_hba.conf

@@ -1 +0,0 @@
-host all all all scram-sha-256