feat: collect version information once

tasks/main.yaml

@@ -1,20 +1,31 @@
 ---
 
-# load variables
-- name: "include os specific vars"
-  ansible.builtin.include_vars: "{{ ansible_os_family }}.yaml"
+# load variables and collect version information
+- name: "include vars and collect versions"
   tags:
-    - "zabbix_agent"
     - "zabbix_agent_prereq"
     - "zabbix_agent_install"
     - "zabbix_agent_config"
+  block:
+
+    # load os specific variables
+    - name: "include os specific vars"
+      ansible.builtin.include_vars: "{{ ansible_os_family }}.yaml"
+
+    # collect zabbix-agent2 version information
+    - name: "collect version information"
+      ansible.builtin.shell:
+        cmd: "zabbix_agent2 --version | head -n 1"
+      changed_when: false
+      failed_when: false
+      ignore_errors: true
+      register: "zabbix_current_version"
 
 
 # zabbix-agent prerequisites
 - name: "zabbix-agent prerequisites"
   ansible.builtin.import_tasks: "prerequisites.yaml"
   tags:
-    - "zabbix_agent"
     - "zabbix_agent_prereq"
 
 
@@ -22,7 +33,6 @@
 - name: "zabbix-agent install"
   ansible.builtin.import_tasks: "install.yaml"
   tags:
-    - "zabbix_agent"
     - "zabbix_agent_install"
 
 
@@ -30,5 +40,4 @@
 - name: "zabbix-agent config"
   ansible.builtin.import_tasks: "config.yaml"
   tags:
-    - "zabbix_agent"
     - "zabbix_agent_config"