From cae6a0ea4a261bfffd5398c74c0cb14c807e58f8 Mon Sep 17 00:00:00 2001
From: Larry Huang <squirrel532@plurk.com>
Date: Sun, 1 Sep 2019 17:24:38 +0800
Subject: [PATCH] add linode as one of cloud providers

---
 config.cfg                           |  3 ++
 input.yml                            |  1 +
 roles/cloud-linode/defaults/main.yml |  2 +
 roles/cloud-linode/tasks/main.yml    | 19 ++++++++++
 roles/cloud-linode/tasks/prompts.yml | 55 ++++++++++++++++++++++++++++
 5 files changed, 80 insertions(+)
 create mode 100644 roles/cloud-linode/defaults/main.yml
 create mode 100644 roles/cloud-linode/tasks/main.yml
 create mode 100644 roles/cloud-linode/tasks/prompts.yml

diff --git a/config.cfg b/config.cfg
index 5172900..131fb8c 100644
--- a/config.cfg
+++ b/config.cfg
@@ -198,6 +198,9 @@ cloud_providers:
   vultr:
     os: Ubuntu 20.04 x64
     size: 1024 MB RAM,25 GB SSD,1.00 TB BW
+  linode:
+    type: g6-nanode-1
+    image: linode/ubuntu19.04
   local:
 
 fail_hint:
diff --git a/input.yml b/input.yml
index 1b06dec..6415acc 100644
--- a/input.yml
+++ b/input.yml
@@ -21,6 +21,7 @@
       - { name: Scaleway, alias: scaleway}
       - { name: OpenStack (DreamCompute optimised), alias: openstack }
       - { name: CloudStack (Exoscale optimised), alias: cloudstack }
+      - { name: Linode, alias: linode }
       - { name: "Install to existing Ubuntu 18.04 or 20.04 server (for more advanced users)", alias: local }
   vars_files:
     - config.cfg
diff --git a/roles/cloud-linode/defaults/main.yml b/roles/cloud-linode/defaults/main.yml
new file mode 100644
index 0000000..76a6249
--- /dev/null
+++ b/roles/cloud-linode/defaults/main.yml
@@ -0,0 +1,2 @@
+---
+linode_venv: "{{ playbook_dir }}/configs/.venvs/linode"
diff --git a/roles/cloud-linode/tasks/main.yml b/roles/cloud-linode/tasks/main.yml
new file mode 100644
index 0000000..5c500a4
--- /dev/null
+++ b/roles/cloud-linode/tasks/main.yml
@@ -0,0 +1,19 @@
+---
+- name: Include prompts
+  import_tasks: prompts.yml
+
+- name: "Creating an instance..."
+  linode_v4:
+    access_token: "{{ algo_linode_token }}"
+    label: "{{ algo_server_name }}"
+    state: present
+    region: "{{ algo_linode_region }}"
+    image: "{{ cloud_providers.linode.image }}"
+    type: "{{ cloud_providers.linode.type }}"
+    authorized_keys: "{{ public_key }}"
+    root_pass: "{{ algo_linode_password }}"
+  register: _linode
+
+- set_fact:
+    cloud_instance_ip: "{{ _linode.instance.ipv4[0] }}"
+    ansible_ssh_user: root
diff --git a/roles/cloud-linode/tasks/prompts.yml b/roles/cloud-linode/tasks/prompts.yml
new file mode 100644
index 0000000..2750792
--- /dev/null
+++ b/roles/cloud-linode/tasks/prompts.yml
@@ -0,0 +1,55 @@
+---
+- pause:
+    prompt: |
+      Enter your ACCESS token. (https://developers.linode.com/api/v4/#access-and-authentication):
+    echo: false
+  register: _linode_token
+  when:
+    - linode_token is undefined
+    - lookup('env','LINODE_API_TOKEN')|length <= 0
+
+- name: Set the token as a fact
+  set_fact:
+    algo_linode_token: "{{ linode_token | default(_linode_token.user_input|default(None)) | default(lookup('env','linode_API_TOKEN'), true) }}"
+
+- name: Get regions
+  uri:
+    url: https://api.linode.com/v4/regions
+    method: GET
+    status_code: 200
+  register: _linode_regions
+
+- name: Set facts about the regions
+  set_fact:
+    linode_regions: "{{ _linode_regions.json.data | sort(attribute='id') }}"
+
+- name: Set default region
+  set_fact:
+    default_region: 1
+
+- pause:
+    prompt: |
+      What region should the server be located in?
+        {% for r in linode_regions %}
+        {{ loop.index }}. {{ r['country'] }}
+        {% endfor %}
+
+      Enter the number of your desired region
+      [{{ default_region }}]
+  register: _algo_region
+  when: region is undefined
+
+- pause:
+    prompt: |
+      Enter root password of this instance.
+    echo: false
+  register: _linode_root_password
+
+- name: Set additional facts
+  set_fact:
+    algo_linode_region: >-
+      {% if region is defined %}{{ region }}
+      {%- elif _algo_region.user_input %}{{ linode_regions[_algo_region.user_input | int -1 ]['id'] }}
+      {%- else %}{{ linode_regions[default_region | int - 1]['id'] }}{% endif %}
+    algo_linode_password: "{{_linode_root_password.user_input}}"
+    public_key: "{{ lookup('file', '{{ SSH_keys.public }}') }}"