Map all relevant architectures for deb822 repository setup

At the moment we fixup only x86_64 arch while there way more arches
in the wild. So it's worth to have a mapping for architectures in place
rather then maintain quite complex replaces.

Related-Bug: #2081764
Change-Id: Ic1582465c7c822a1f41bf7acd06e154b7bc238b3

defaults/main.yml

@@ -53,6 +53,14 @@ galera_repo_url: "{{ _galera_repo_url }}"
 # Set the repo information for the MariaDB repository
 galera_repo: "{{ _galera_repo }}"
 
+# Mappings from Ansible reported architecture to distro release architecture
+galera_architecture_mapping:
+  x86_64: amd64
+  ppc64le: ppc64el
+  s390x: s390x
+  armv7l: armhf
+  aarch64: arm64
+
 # Set the gpg keys needed to be imported
 # This should be a list of dicts, with each dict
 # giving a set of arguments to the applicable

tasks/galera_install_apt.yml

@@ -42,14 +42,11 @@
     name: python3-debian
 
 - name: Manage apt repositories
-  vars:
-    _a: "{{ item.architectures }}"
-    _architecture_fixup: "{{ ((_a | d([])) is iterable and (_a | d([])) is not string) | ternary(_a, [_a]) | map('replace', 'x86_64', 'amd64') }}"
   ansible.builtin.deb822_repository:
     allow_downgrade_to_insecure: "{{ item.allow_downgrade_to_insecure | default(omit) }}"
     allow_insecure: "{{ item.allow_insecure | default(omit) }}"
     allow_weak: "{{ item.allow_weak | default(omit) }}"
-    architectures: "{{ (_architecture_fixup | length > 0) | ternary(_architecture_fixup, omit) }}"
+    architectures: "{{ item.architectures | default(omit) }}"
     by_hash: "{{ item.by_hash | default(omit) }}"
     check_date: "{{ item.check_date | default(omit) }}"
     check_valid_until: "{{ item.check_valid_until | default(omit) }}"

vars/debian.yml

@@ -77,7 +77,7 @@ _galera_repo:
     uris: "{{ galera_repo_url }}"
     signed_by: "{{ lookup('file', 'gpg/C74CD1D8') }}"
     components: main
-    architectures: "{{ ansible_facts['architecture'] }}"
+    architectures: "{{ galera_architecture_mapping.get(ansible_facts['architecture']) }}"
     state: "{{ (galera_install_method == 'external_repo') | ternary('present', 'absent') }}"
 
 galera_wsrep_provider: "/usr/lib/galera/libgalera_smm.so"