Add tasks to install AUR packages

tasks/arch_linux/aur.yml

@@ -0,0 +1,56 @@
+- name: set aur build directory
+  set_fact:
+    aur_build_dir: '{{ aur_build_dir | /usr/local/src }}'
+
+- name: set build directory
+  set_fact:
+    build_dir: '{{ aur_build_dir }}/{{ item.name }}'
+
+- name: retrieve package name for {{ item.name }}
+  command:
+    argv: |
+      grep
+        --only-matching
+        --perl-regexp
+        "(?<=pkgname=).*"
+        "{{ build_dir }}/PKGBUILD"
+  register: pkg_name
+
+- name: retrieve package version for {{ item.name }}
+  command:
+    argv: |
+      grep
+        --only-matching
+        --perl-regexp
+        "(?<=pkgver=).*"
+        "{{ build_dir }}/PKGBUILD"
+  register: pkg_version
+
+- name: retrieve package release for {{ item.name }}
+  command:
+    argv: |
+      grep
+        --only-matching
+        --perl-regexp
+        "(?<=pkgrel=).*"
+        "{{ build_dir }}/PKGBUILD"
+  register: pkg_release
+
+- set_fact:
+    package_filename: '{{ pkg_name.stdout }}-{{ pkg_version.stdout }}-{{ pkg_release.stdout }}-{{ item.arch }}.pkg.tar.zst'
+    installed_version: ansible_facts.packages[pkg_name.stdout].version|default('')
+
+- name: build package {{ item.name }}
+  command: makepkg --syncdeps --rmdeps --clean --noconfirm --force
+  args:
+    chdir: '{{ build_dir }}'
+    creates: '{{ build_dir }}/{{ package_filename }}'
+  register: package_build
+  when: pkg_version.stdout != installed_version
+
+- name: install {{ item.name }}
+  become: true
+  pacman:
+    name: '{{ build_dir }}/{{ package_filename }}'
+    state: present
+  when: pkg_version.stdout != installed_version