Improve ArchLinux tests (#4291)

* Make sure that every test that uses package: requires setup_pkg_mgr.

* Upgrade system packages for Arch Linux.

* Re-enable java keytool tests on Arch.

tests/integration/targets/cargo/meta/main.yml

@@ -0,0 +1,3 @@
+---
+dependencies:
+  - setup_pkg_mgr

tests/integration/targets/django_manage/meta/main.yml

@@ -0,0 +1,3 @@
+---
+dependencies:
+  - setup_pkg_mgr

tests/integration/targets/listen_ports_facts/meta/main.yml

@@ -0,0 +1,3 @@
+---
+dependencies:
+  - setup_pkg_mgr

tests/integration/targets/odbc/meta/main.yml

@@ -1,3 +1,4 @@
 ---
 dependencies:
+  - setup_pkg_mgr
   - setup_postgresql_db

tests/integration/targets/pacman/meta/main.yml

@@ -1,2 +1,3 @@
 dependencies:
   - setup_remote_tmp_dir
+  - setup_pkg_mgr

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

@@ -4,12 +4,10 @@
 # and should not be used as examples of how to write Ansible roles #
 ####################################################################
 - set_fact:
-    # TODO: re-enable Archlinux!
     has_java_keytool: >-
       {{
         ansible_os_family not in ['Darwin', 'FreeBSD']
         and not (ansible_distribution == "CentOS" and ansible_distribution_version is version("7.0", "<"))
-        and not (ansible_distribution == "Archlinux")
       }}
 
 - name: Include OS-specific variables

tests/integration/targets/setup_openldap/meta/main.yml

@@ -1 +1,3 @@
 ---
+dependencies:
+  - setup_pkg_mgr

tests/integration/targets/setup_pkg_mgr/tasks/archlinux.yml

@@ -0,0 +1,19 @@
+---
+# Since Arch Linux is a rolling distribution, it regularly needs its packages upgraded, otherwise some tests might
+# stop working due to conflicts during package installation. Since there is no good way to do this on container
+# startup time, we use the setup_pkg_mgr setup role to do this once per CI run (hopefully). In case the Arch Linux
+# tests are run outside of a container, we're using a date-based tag (see below) to avoid this running more than
+# once per day.
+
+- name: Create tag
+  copy:
+    dest: /tmp/.ansible_archlinux_sysupgrade_tag
+    content: |
+      Last ArchLinux system upgrade by integration tests was done on {{ ansible_facts.date_time.date }}.
+  register: archlinux_upgrade_tag
+
+- name: Upgrade all packages
+  pacman:
+    update_cache: true
+    upgrade: true
+  when: archlinux_upgrade_tag is changed

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

@@ -16,9 +16,20 @@
     cacheable: yes
   when: ansible_os_family == "Suse"
 
+- set_fact:
+    pkg_mgr: community.general.pacman
+    ansible_pkg_mgr: community.general.pacman
+    cacheable: yes
+  when: ansible_os_family == "Archlinux"
+
 - shell:
     cmd: |
       sed -i 's/mirrorlist/#mirrorlist/g' /etc/yum.repos.d/CentOS-Linux-*.repo
       sed -i 's%#baseurl=http://mirror.centos.org/$contentdir/$releasever/%baseurl=https://vault.centos.org/8.4.2105/%g' /etc/yum.repos.d/CentOS-Linux-*.repo
   ignore_errors: true  # This fails for CentOS Stream 8
   when: ansible_distribution in 'CentOS' and ansible_distribution_major_version == '8'
+
+- when: ansible_os_family == "Archlinux"
+  block:
+    - name: ArchLinux specific setup
+      include: archlinux.yml

tests/integration/targets/setup_rundeck/meta/main.yml

@@ -0,0 +1,3 @@
+---
+dependencies:
+  - setup_pkg_mgr

tests/integration/targets/timezone/meta/main.yml

@@ -0,0 +1,3 @@
+---
+dependencies:
+  - setup_pkg_mgr