adding gcp-http-lb role

roles/gcp-http-lb/.travis.yml

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+---
+language: python
+python: "2.7"
+
+# Use the new container infrastructure
+sudo: false
+
+# Install ansible
+addons:
+  apt:
+    packages:
+    - python-pip
+
+install:
+  # Install ansible
+  - pip install ansible
+
+  # Check ansible version
+  - ansible --version
+
+  # Create ansible.cfg with correct roles_path
+  - printf '[defaults]\nroles_path=../' >ansible.cfg
+
+script:
+  # Basic role syntax check
+  - ansible-playbook tests/test.yml -i tests/inventory --syntax-check
+
+notifications:
+  webhooks: https://galaxy.ansible.com/api/v1/notifications/

roles/gcp-http-lb/README.md

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+gcp-http-lb
+=========
+
+This role helps you set up a Google Cloud Load Balancer.
+
+Requirements
+------------
+
+- requests Python library
+- googleauth Python library
+
+Role Variables
+--------------
+
+```
+  gcp_http_lb_backend: the selflink for the backend that this load balancer will be supporting
+  gcp_project: the name of your gcp project
+  service_account_file: the path to your service account JSON file
+```
+
+Example Playbook
+----------------
+
+    - hosts: local
+      vars:
+        gcp_http_lb_backend: projects/project/zones/us-central1-c/instanceGroups/my-instance-group
+      roles:
+         - role: gcp-http-lb
+
+License
+-------
+
+Apache2
+
+Author Information
+------------------
+
+Google Inc.

roles/gcp-http-lb/defaults/main.yml

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+---
+# defaults file for gcp-http-lb
+gcp_http_lb_state: present
+gcp_http_lb_cdn: true
+gcp_http_lb_name_prefix: 'gcp'
+
+# Name schemes for resources being created
+gcp_http_lb_globaladdress: "{{gcp_lb_name_prefix}}-globaladdress"
+gcp_http_lb_instancegroup: "{{gcp_lb_name_prefix}}-instancegroup"
+gcp_http_lb_healthcheck: "{{gcp_lb_name_prefix}}-healthcheck"
+gcp_http_lb_backendservice: "{{gcp_lb_name_prefix}}-backendservice"
+gcp_http_lb_urlmap: "{{gcp_lb_name_prefix}}-urlmap"
+gcp_http_lb_httpproxy: "{{gcp_lb_name_prefix}}-httpproxy"
+gcp_http_lb_forwardingrule: "{{gcp_lb_name_prefix}}-forwardingrule"

roles/gcp-http-lb/meta/main.yml

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+galaxy_info:
+  author: googlecloudplatform
+  description: Create a HTTP Load Balancer on GCP
+  company: Google
+
+  # If the issue tracker for your role is not on github, uncomment the
+  # next line and provide a value
+  # issue_tracker_url: http://example.com/issue/tracker
+
+  # Some suggested licenses:
+  # - BSD (default)
+  # - MIT
+  # - GPLv2
+  # - GPLv3
+  # - Apache
+  # - CC-BY
+  license: GPLv3
+
+  min_ansible_version: 2.7
+  # If this a Container Enabled role, provide the minimum Ansible Container version.
+  # min_ansible_container_version:
+
+  # Optionally specify the branch Galaxy will use when accessing the GitHub
+  # repo for this role. During role install, if no tags are available,
+  # Galaxy will use this branch. During import Galaxy will access files on
+  # this branch. If Travis integration is configured, only notifications for this
+  # branch will be accepted. Otherwise, in all cases, the repo's default branch
+  # (usually master) will be used.
+  #github_branch:
+
+  #
+  # Provide a list of supported platforms, and for each platform a list of versions.
+  # If you don't wish to enumerate all versions for a particular platform, use 'all'.
+  # To view available platforms and versions (or releases), visit:
+  # https://galaxy.ansible.com/api/v1/platforms/
+  #
+  # platforms:
+  # - name: Fedora
+  #   versions:
+  #   - all
+  #   - 25
+  # - name: SomePlatform
+  #   versions:
+  #   - all
+  #   - 1.0
+  #   - 7
+  #   - 99.99
+
+  galaxy_tags: []
+    # List tags for your role here, one per line. A tag is a keyword that describes
+    # and categorizes the role. Users find roles by searching for tags. Be sure to
+    # remove the '[]' above, if you add tags to this list.
+    #
+    # NOTE: A tag is limited to a single word comprised of alphanumeric characters.
+    #       Maximum 20 tags per role.
+
+dependencies: []
+  # List your role dependencies here, one per line. Be sure to remove the '[]' above,
+  # if you add dependencies to this list.

roles/gcp-http-lb/tasks/main.yml

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+---
+- name: create a global address for the load balancer.
+  gcp_compute_global_address:
+      name: "{{ gcp_http_lb_globaladdress }}"
+      project: "{{ gcp_project }}"
+      auth_kind: "{{ gcp_cred_kind }}"
+      service_account_file: "{{ gcp_cred_file }}"
+      state: "{{ gcp_http_lb_state }}"
+  register: globaladdress
+- name: create a http health check to verify lb working
+  gcp_compute_http_health_check:
+      name: "{{ gcp_http_lb_healthcheck }}"
+      healthy_threshold: 10
+      port: 80
+      timeout_sec: 2
+      unhealthy_threshold: 5
+      project: "{{ gcp_project }}"
+      auth_kind: "{{ gcp_cred_kind }}"
+      service_account_file: "{{ gcp_cred_file }}"
+      state: "{{ gcp_http_lb_state }}"
+  register: healthcheck
+- name: create a backend service
+  gcp_compute_backend_service:
+      name: "{{ gcp_http_lb_backendservice }}"
+      backends:
+      - group:
+          selfLink: "{{ gcp_http_lb_backend }}"
+      health_checks:
+      - "{{ healthcheck.selfLink }}"
+      enable_cdn: "{{ gcp_http_lb_cdn }}"
+      project: "{{ gcp_project }}"
+      auth_kind: "{{ gcp_cred_kind }}"
+      service_account_file: "{{ gcp_cred_file }}"
+      state: "{{ gcp_http_lb_state }}"
+  register: backendservice
+- name: create a url map
+  gcp_compute_url_map:
+      name: "{{ gcp_http_lb_urlmap }}"
+      default_service: "{{ backendservice }}"
+      project: "{{ gcp_project }}"
+      auth_kind: "{{ gcp_cred_kind }}"
+      service_account_file: "{{ gcp_cred_file }}"
+      state: "{{ gcp_http_lb_state }}"
+  register: urlmap
+- name: create a target http proxy
+  gcp_compute_target_http_proxy:
+      name: "{{ gcp_http_lb_httpproxy }}"
+      url_map: "{{ urlmap }}"
+      project: "{{ gcp_project }}"
+      auth_kind: "{{ gcp_cred_kind }}"
+      service_account_file: "{{ gcp_cred_file }}"
+      state: "{{ gcp_http_lb_state }}"
+  register: httpproxy
+- name: create a global forwarding rule
+  gcp_compute_global_forwarding_rule:
+      name: "{{ gcp_http_lb_forwardingrule }}"
+      ip_address: "{{ globaladdress.address }}"
+      load_balancing_scheme: "EXTERNAL"
+      ip_protocol: TCP
+      port_range: 80-80
+      target: "{{ httpproxy.selfLink }}"
+      project: "{{ gcp_project }}"
+      auth_kind: "{{ gcp_cred_kind }}"
+      service_account_file: "{{ gcp_cred_file }}"
+      state: "{{ gcp_http_lb_state }}"
+  register: result

roles/gcp-http-lb/tests/inventory

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+localhost
+

roles/gcp-http-lb/tests/test.yml

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+---
+- hosts: localhost
+  remote_user: root
+  roles:
+    - gcp-http-lb

roles/gcp-http-lb/vars/main.yml

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+---
+# vars file for gcp-http-lb
+vars:
+  # The backend this LB will be supporting. This will typically be a Instance Group:
+  # example: projects/sample-project/zones/us-central1-c/instanceGroups/sample-instance-group
+  gcp_http_lb_backend: your-backend
+  # The name of your GCP project
+  gcp_project: your-project
+  # The kind of authentication you will use (serviceaccount is recommended)
+  auth_kind: serviceaccount
+  # The path to your service account file (if using the serviceaccount auth kind)
+  service_account_file: path-to-service-account-file