Merge pull request ansible#41 from inventure/check_servers_state_1364…

…61073

Add ansible playbook for checking servers status

SETUP.md

@@ -132,7 +132,7 @@ To set up a specific application, please run the deploy scripts for local enviro
 	- http://docs.aws.amazon.com/cli/latest/userguide/cli-chap-getting-started.html
 	- http://docs.aws.amazon.com/cli/latest/userguide/installing.html
 - To setup monitoring on a single instance you will need to filter it by its private ip using below command
-	- ` play -i hosts aws-monitor.yml -l {{ country_code }}-devops --vault-password ~/.vault -e "private_ip={{ PRIVATE_IP_GOES_HERE" ` 
+	- ` play -i hosts aws-monitor.yml -l {{ country_code }}-devops --vault-password ~/.vault -e "private_ip={{ PRIVATE_IP_GOES_HERE" `
 - To setup monitoring on all the instances in a region use `*` as the private ip using below command:
 	- `play -i hosts aws-monitor.yml -l {{ country_code }}-devops --vault-password ~/.vault -e "private_ip=*"`
 
@@ -153,4 +153,13 @@ To set up a specific application, please run the deploy scripts for local enviro
 #run the server setup role with only specific tags; upgrade, env-setup,utils-setup,python-setup,ssh-setup
 ansible-playbook -i provisioning/hosts provisioning/servers-basic-setup.yml --vault-password-file=vault
 
+# USING THE check-servers-state playbook
+- Run the ansible playbook command as shown below:
+  - `ansible-playbook -i hosts check-servers-state.yml -l {host}  --extra-vars "env={ env } country_code={ country code }"`
+
+**NOTE**:
+  -  env : can be 'prod', 'staging', 'dev', 'demo', 'prod', 'qa', 'qa2', 'staging'
+  -  country code:  this can be 'ke', 'tz', or 'ph'
+  -  host - the host you want to run the playbook from
+
 Happy Coding!

provisioning/check-servers-state.yml

@@ -0,0 +1,7 @@
+---
+- hosts: all
+  become: yes
+  become_user: root
+  remote_user: vagrant
+  roles:
+    - { role: check-servers-state}

provisioning/group_vars/ke/vars.yml

@@ -5,3 +5,11 @@ s3_payments_logs_bucket: "payments-logs-backup"
 country_code: ke
 aws_region: us-west-2
 payment_logs_dir: "/var/log/applications/payments/"
+
+# Server API urls
+dev_server_api_base_url: "devserverapi.inventureaccess.com"
+demo_server_api_base_url: "demo-serverapi.inventureaccess.com"
+prod_server_api_base_url: "api.inventureaccess.com"
+qa_server_api_base_url: "qaserverapi.inventureaccess.com"
+qa2_server_api_base_url: "qa2-serverapi.inventureaccess.com"
+staging_server_api_base_url: "staging-serverapi.inventureaccess.com"

provisioning/group_vars/ph/vars.yml

@@ -5,3 +5,11 @@ s3_payments_logs_bucket: "payments-logs-backup"
 country_code: ph
 aws_region: ap-southeast-1
 payment_logs_dir: "/var/log/applications/payments/"
+
+# Server API urls
+dev_server_api_base_url: "ph-devserverapi.inventureaccess.com"
+demo_server_api_base_url: "ph-demoserverapi.inventureaccess.com"
+prod_server_api_base_url: "ph-api.inventureaccess.com"
+qa_server_api_base_url: "ph-qaserverapi.inventureaccess.com"
+qa2_server_api_base_url: "ph-qa2serverapi.inventureaccess.com"
+staging_server_api_base_url: "ph-stagingserverapi.inventureaccess.com"

provisioning/group_vars/tz/vars.yml

@@ -1,2 +1,10 @@
 ---
 country_code: tz
+
+# Server API urls
+dev_server_api_base_url: "tz-devserverapi.inventureaccess.com"
+demo_server_api_base_url: "tz-demoserverapi.inventureaccess.com"
+prod_server_api_base_url: "tz-api.inventureaccess.com"
+qa_server_api_base_url: "tz-qaserverapi.inventureaccess.com"
+qa2_server_api_base_url: "tz-qa2serverapi.inventureaccess.com"
+staging_server_api_base_url: "tz-stagingserverapi.inventureaccess.com"

provisioning/roles/check-servers-state/tasks/main.yml

@@ -0,0 +1,27 @@
+---
+# Role to ping servers to check their state
+
+- name: Set server api base url
+  include: set-server-api-baseurl.yml
+  tags:
+    - check-servers-state
+
+- name: Check servers state
+  uri:
+    url: "{{ server_api_base_url }}/admin/serverstatus/check"
+    return_content: yes
+    status_code: 200
+  register: servers_state
+  tags:
+    - check-servers-state
+
+- name: Fail when one of the servers is down
+  fail:
+    msg: >
+      "Server Name: {{ item.key }}"
+      "Status Code: {{ item.value.status }}"
+      "Error Details: {{ item.value.statusDetails }}"
+  failed_when: item.value.status != 200
+  with_dict: "{{ servers_state.content|from_json }}"
+  tags:
+    - check-servers-state

provisioning/roles/check-servers-state/tasks/set-server-api-baseurl.yml

@@ -0,0 +1,45 @@
+---
+# Set server_api_base_url based on the environment
+
+- include_vars: group_vars/{{ country_code }}/vars.yml
+
+- name: Set server api base url - local
+  set_fact: server_api_base_url="http://serverapi.lh"
+  tags:
+    - check-servers-state
+
+- name: Set server api base url - dev
+  set_fact: server_api_base_url="http://{{ dev_server_api_base_url }}"
+  when: env == "dev"
+  tags:
+    - check-servers-state
+
+- name: Set server api base url - demo
+  set_fact: server_api_base_url="http://{{ demo_server_api_base_url }}"
+  when: env == "demo"
+  tags:
+    - check-servers-state
+
+- name: Set server api base url - prod
+  set_fact: server_api_base_url="http://{{ prod_server_api_base_url }}"
+  when: env == "prod"
+  tags:
+    - check-servers-state
+
+- name: Set server api base url - qa
+  set_fact: server_api_base_url="http://{{ qa_server_api_base_url }}"
+  when: env == "qa"
+  tags:
+    - check-servers-state
+
+- name: Set server api base url - qa2
+  set_fact: server_api_base_url="http://{{ qa2_server_api_base_url }}"
+  when: env == "qa2"
+  tags:
+    - check-servers-state
+
+- name: Set server api base url - staging
+  set_fact: server_api_base_url="http://{{ staging_server_api_base_url }}"
+  when: env == "staging"
+  tags:
+    - check-servers-state