change get_url in combination with unarchiv or apt

roles/postgresql/tasks/postgres_exporter.yml

@@ -14,30 +14,28 @@
     postgres_exporter_version: "{{ postgres_exporter_version | replace ('v', '', 1) | trim }}"
   run_once: true
 
-- name: download postgres_exporter {{ postgres_exporter_version.tag }} from GitHub
+- name: Download postgres_exporter {{ postgres_exporter_version.tag }} from GitHub
   get_url:
     url: "https://github.com/prometheus-community/postgres_exporter/releases/download/\
           v{{ postgres_exporter_version.tag }}/postgres_exporter-{{ postgres_exporter_version.tag }}\
           .linux-{{ deb_architecture }}.tar.gz"
-    dest: "/tmp/postgres_exporter-{{ postgres_exporter_version.tag }}-linux-{{ deb_architecture }}.tar.gz"
+    dest: "/var/tmp/postgres_exporter.tar.gz"
   register: _download_archive
   until: _download_archive is succeeded
   retries: 3
   delay: 5
 
-- name: unpack postgres_exporter binaries
+- name: Unpack postgres_exporter
   unarchive:
-    src: "/tmp/postgres_exporter-{{ postgres_exporter_version.tag }}-linux-{{ deb_architecture }}.tar.gz"
-    dest: "/tmp"
-    creates: "/tmp/postgres_exporter-{{ postgres_exporter_version.tag }}.linux-{{ deb_architecture }}"
     remote_src: true
-
-- name: Copy postgres_exporter
-  copy:
-    src: "/tmp/postgres_exporter-{{ postgres_exporter_version.tag }}.linux-{{ deb_architecture }}/postgres_exporter"
-    dest: "{{ pgsql_exporter_install_dir }}/postgres_exporter"
-    remote_src: true
-    mode: 0755
+    src: "/var/tmp/postgres_exporter.tar.gz"
+    dest: "{{ pgsql_exporter_install_dir }}"
+    owner: root
+    group: root
+    extra_opts:
+      --strip-components=1
+    include:
+      - "postgres_exporter-{{ postgres_exporter_version.tag }}.linux-{{ deb_architecture }}/postgres_exporter"
   notify: restart postgres_exporter
 
 - name: Copy the postgres_exporter systemd service file