Update playbooks/install-node-exporter.yml

playbooks/install-node-exporter.yml

@@ -8,8 +8,17 @@
     node_exporter_listen: "0.0.0.0:9100"
     node_exporter_bin_dir: "/usr/local/bin"
     node_exporter_service_path: "/etc/systemd/system/node_exporter.service"
+    node_exporter_arch_map:
+      x86_64: "amd64"
+      aarch64: "arm64"
+      armv7l: "armv7"
+    node_exporter_arch: "{{ node_exporter_arch_map[ansible_architecture] | default('amd64') }}"
 
   tasks:
+    - name: Debug detected architecture
+      debug:
+        msg: "Detected architecture: {{ ansible_architecture }} -> using {{ node_exporter_arch }} build"
+
     - name: Ensure node_exporter user exists
       user:
         name: "{{ node_exporter_user }}"
@@ -19,7 +28,7 @@
 
     - name: Download Node Exporter archive
       get_url:
-        url: "https://github.com/prometheus/node_exporter/releases/download/v{{ node_exporter_version }}/node_exporter-{{ node_exporter_version }}.linux-amd64.tar.gz"
+        url: "https://github.com/prometheus/node_exporter/releases/download/v{{ node_exporter_version }}/node_exporter-{{ node_exporter_version }}.linux-{{ node_exporter_arch }}.tar.gz"
         dest: "/tmp/node_exporter.tar.gz"
         mode: "0644"
 
@@ -30,7 +39,7 @@
         remote_src: true
 
     - name: Move Node Exporter binary into place
-      command: mv /tmp/node_exporter-{{ node_exporter_version }}.linux-amd64/node_exporter {{ node_exporter_bin_dir }}/node_exporter
+      command: mv /tmp/node_exporter-{{ node_exporter_version }}.linux-{{ node_exporter_arch }}/node_exporter {{ node_exporter_bin_dir }}/node_exporter
 
     - name: Set binary permissions
       file: