fix install (retries, until, delay), add deleting tmp-files and fix permissions for alloy.service

roles/grafana_alloy/tasks/install.yml

@@ -23,13 +23,16 @@
   block:
     - name: "Install | Check Alloy version"
       changed_when: false
+      failed_when: false
       ansible.builtin.command:
         cmd: "alloy --version"
       register: grafana_alloy_ver
 
     - name: "Install | Assert version correctness"
       ansible.builtin.assert:
-        that: "grafana_alloy_version in grafana_alloy_ver.stdout"
+        that: 
+          - "grafana_alloy_ver.rc == 0"
+          - "grafana_alloy_version in grafana_alloy_ver.stdout"
         success_msg: "alloy version {{ grafana_alloy_version }} is installed and working"
         fail_msg: "alloy version {{ grafana_alloy_version }} is not installed or not working correctly"
 
@@ -39,9 +42,20 @@
         name: "unzip"
         state: present
 
-    - name: "Install | Fetch and unpack the distribution"
+    - name: "Install | Download the distribution archive"
+      ansible.builtin.get_url:
+        url: "https://github.com/grafana/alloy/releases/download/v{{ grafana_alloy_version }}/alloy-linux-amd64.zip"
+        dest: "/tmp/alloy-linux-amd64.zip"
+        timeout: 30
+        force: true
+      register: download_status
+      until: download_status is success
+      retries: 3
+      delay: 5
+
+    - name: "Install | Unpack and delete the distribution"
       ansible.builtin.unarchive:
-        src: "https://github.com/grafana/alloy/releases/download/v{{ grafana_alloy_version }}/alloy-linux-amd64.zip"
+        src: "/tmp/alloy-linux-amd64.zip"
         dest: "/tmp"
         remote_src: true
 
@@ -56,15 +70,19 @@
         mode: "0755"
 
     - name: "Install | Clean up the downloads"
+      loop:
+        - "/tmp/alloy-linux-amd64"
+        - "/tmp/alloy-linux-amd64.zip"
       ansible.builtin.file:
-        path: "/tmp/alloy-linux-amd64"
+        path: "{{ item }}"
         state: absent
 
+
 - name: "Install | Create a systemd service unit"
   notify: "(Re)start Alloy service"
   ansible.builtin.template:
     src: alloy.service.j2
     dest: /etc/systemd/system/alloy.service
-    owner: "alloy"
-    group: "alloy"
-    mode: "0660"
+    owner: "root"
+    group: "root"
+    mode: "0644"