test: fix kernel url path for the mac80211_hwsim kernel module

The method for determining the kernel url path for the module did not
work on all arches.

Skip the test if the kernel module is not found.  Some architectures do
not provide the module.

Signed-off-by: Rich Megginson <rmeggins@redhat.com>

tests/tasks/setup_mock_wifi.yml

@@ -9,31 +9,6 @@
     __mock_wifi_server_cert_dir: "{{ '/etc/pki/tls/hostapd_test'
       if __mock_wifi_mode == '802_1x' else '/etc/pki/tls' }}"
 
-- name: Install packages required to set up mock wifi network
-  package:
-    name:
-      - NetworkManager
-      - wpa_supplicant
-    state: present
-    use: "{{ (__network_is_ostree | d(false)) |
-      ternary('ansible.posix.rhel_rpm_ostree', omit) }}"
-  register: __install_status
-  until: __install_status is success
-  retries: 6
-  delay: 10
-  when: __mock_wifi_mode != '802_1x'
-
-- name: Install hostapd
-  package:
-    name: hostapd
-    state: present
-    use: "{{ (__network_is_ostree | d(false)) |
-      ternary('ansible.posix.rhel_rpm_ostree', omit) }}"
-  register: __install_status
-  until: __install_status is success
-  retries: 6
-  delay: 10
-
 # NOTE: CentOS 7 kernel package includes the mac80211_hwsim kernel module
 - name: Check if can test on RedHat or CentOS and install module if possible
   when:
@@ -59,20 +34,41 @@
         executable: /bin/bash
         cmd: |
           set -xo pipefail
-          exec 1>&2
 
-          release=$(uname -r)
-          tmp="${release/-//}"
-          tmp="${tmp/.x//x}"
-          baseurl="{{ __kernel_base_url | quote }}"
+          release="$(uname -r)"
+          if [[ "$release" =~ ^([^-]+)-(.+)[.]([^.]+)$ ]]; then
+            nvr_path="${BASH_REMATCH[1]}/${BASH_REMATCH[2]}/${BASH_REMATCH[3]}"
+          else
+            echo "Error: release is not in the expected format: $release"
+            exit 1
+          fi
+          baseurl={{ __kernel_base_url | quote }}
           if [ -z "$baseurl" ]; then
             echo "Error: baseurl is not set"
             exit 1
           fi
-          {{ ansible_facts["pkg_mgr"] | quote }} --setopt=sslverify=0 -y install "$baseurl/$tmp/kernel-core-$release.rpm"
-          {{ ansible_facts["pkg_mgr"] | quote }} --setopt=sslverify=0 -y install "$baseurl/$tmp/kernel-modules-$release.rpm"
-          {{ ansible_facts["pkg_mgr"] | quote }} --setopt=sslverify=0 -y install "$baseurl/$tmp/kernel-modules-internal-$release.rpm"
+          if [ {{ __kernel_base_url | quote }} = {{ __rhel_base_url | quote }} ]; then
+            sslverify=0
+          else
+            sslverify=1
+          fi
+          {{ ansible_facts["pkg_mgr"] | quote }} --setopt=sslverify="$sslverify" -y install \
+            "$baseurl/$nvr_path/kernel-core-$release.rpm" \
+            "$baseurl/$nvr_path/kernel-modules-$release.rpm" \
+            "$baseurl/$nvr_path/kernel-modules-internal-$release.rpm"
+          rpm -ql kernel-modules-internal
       changed_when: false
+      register: __install_status
+
+    # NOTE: Some architectures may not have the mac80211_hwsim kernel module available.
+    - name: Report test will be skipped because mac80211_hwsim kernel module not found
+      when: __install_status.stdout is not search("mac80211_hwsim")
+      debug:
+        msg: Test will be skipped because mac80211_hwsim kernel module not found
+
+    - name: End test if mac80211_hwsim kernel module not found
+      when: __install_status.stdout is not search("mac80211_hwsim")
+      meta: end_host
 
 - name: Install mac80211_hwsim kernel module in Fedora
   shell:
@@ -87,6 +83,31 @@
   when: ansible_facts['distribution'] == 'Fedora'
   changed_when: false
 
+- name: Install packages required to set up mock wifi network
+  package:
+    name:
+      - NetworkManager
+      - wpa_supplicant
+    state: present
+    use: "{{ (__network_is_ostree | d(false)) |
+      ternary('ansible.posix.rhel_rpm_ostree', omit) }}"
+  register: __install_status
+  until: __install_status is success
+  retries: 6
+  delay: 10
+  when: __mock_wifi_mode != '802_1x'
+
+- name: Install hostapd
+  package:
+    name: hostapd
+    state: present
+    use: "{{ (__network_is_ostree | d(false)) |
+      ternary('ansible.posix.rhel_rpm_ostree', omit) }}"
+  register: __install_status
+  until: __install_status is success
+  retries: 6
+  delay: 10
+
 - name: Ensure NetworkManager is running
   service:
     name: NetworkManager