fixed issue with ansible not getting the package

Ansible was not getting the package properly on ubuntu 14.04 because of SSL problems. Could be resolved by installing additional pip packages but this is cleaner.

tasks/Debian.yml

@@ -1,14 +1,45 @@
 ---
 
-- name: "Fetch telegraf installation package | Debian"
-  action: get_url
-          url={{ telegraf_agent_deb_url }}
-          dest=/tmp/telegraf_{{ telegraf_agent_version }}-1_amd64.deb
-          mode=0440
+- name: Ensure the system can use the HTTPS transport for APT.
+  stat:
+    path: /usr/lib/apt/methods/https
+  register: apt_https_transport
+  tags:
+    - telegraf
+    - packages
+
+- name: Install APT HTTPS transport.
+  apt:
+    name: "apt-transport-https"
+    state: present
+  when: not apt_https_transport.stat.exists
+  tags:
+    - telegraf
+    - packages
+
+- name: Download Influxdb apt key.
+  apt_key:
+    url: "https://repos.influxdata.com/influxdb.key"
+    state: present
+  tags:
+    - telegraf
+    - packages
+
+- name: Add Influxdb repository.
+  apt_repository:
+    repo: "deb https://repos.influxdata.com/{{ ansible_distribution|lower }} {{ ansible_distribution_release }} stable"
+    filename: "influxdb"
+    state: present
+  tags:
+    - telegraf
+    - packages
 
 - name: "Install telegraf package | Debian"
   action: apt
-          deb=/tmp/telegraf_{{ telegraf_agent_version }}-1_amd64.deb
+          name=telegraf
           state=installed
   notify: "Restart Telegraf"
   sudo: yes
+  tags:
+  - telegraf
+  - packages