First attempt at provisioning.

4 files changed, 177 insertions, 0 deletions

diff --git a/roles/openshift_aws_elb/README.md b/roles/openshift_aws_elb/README.md
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+openshift_aws_elb
+=========
+
+Ansible role to provision and manage AWS ELB's for Openshift.
+
+Requirements
+------------
+
+Ansible Modules:
+
+- ec2_elb
+- ec2_elb_lb
+
+python package:
+
+python-boto
+
+Role Variables
+--------------
+
+- r_openshift_aws_elb_instances: instances to put in ELB
+- r_openshift_aws_elb_elb_name: name of elb
+- r_openshift_aws_elb_security_group_names: list of SGs (by name) that the ELB will belong to
+- r_openshift_aws_elb_region: AWS Region
+- r_openshift_aws_elb_health_check: definition of the ELB health check. See ansible docs for ec2_elb
+```yaml
+  ping_protocol: tcp
+  ping_port: 443
+  response_timeout: 5
+  interval: 30
+  unhealthy_threshold: 2
+  healthy_threshold: 2
+```
+- r_openshift_aws_elb_listeners: definition of the ELB listeners. See ansible docs for ec2_elb
+```yaml
+- protocol: tcp
+  load_balancer_port: 80
+  instance_protocol: ssl
+  instance_port: 443
+- protocol: ssl
+  load_balancer_port: 443
+  instance_protocol: ssl
+  instance_port: 443
+  # ssl certificate required for https or ssl
+  ssl_certificate_id: "{{ r_openshift_aws_elb_cert_arn }}"
+```
+
+Dependencies
+------------
+
+
+Example Playbook
+----------------
+```yaml
+- include_role:
+    name: openshift_aws_elb
+  vars:
+    r_openshift_aws_elb_instances: aws_instances_to_put_in_elb
+    r_openshift_aws_elb_elb_name: elb_name
+    r_openshift_aws_elb_security_groups: security_group_names
+    r_openshift_aws_elb_region: aws_region
+    r_openshift_aws_elb_health_check: "{{ elb_health_check_definition }}"
+    r_openshift_aws_elb_listeners: "{{ elb_listeners_definition }}"
+```
+
+
+License
+-------
+
+Apache 2.0
+
+Author Information
+------------------
+
+Openshift
diff --git a/roles/openshift_aws_elb/defaults/main.yml b/roles/openshift_aws_elb/defaults/main.yml
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+---
+r_openshift_aws_elb_health_check:
+  ping_protocol: tcp
+  ping_port: 443
+  response_timeout: 5
+  interval: 30
+  unhealthy_threshold: 2
+  healthy_threshold: 2
+
+r_openshift_aws_elb_cert_arn: ''
+
+r_openshift_aws_elb_listeners:
+  master:
+    external:
+    - protocol: tcp
+      load_balancer_port: 80
+      instance_protocol: ssl
+      instance_port: 443
+    - protocol: ssl
+      load_balancer_port: 443
+      instance_protocol: ssl
+      instance_port: 443
+      # ssl certificate required for https or ssl
+      ssl_certificate_id: "{{ r_openshift_aws_elb_cert_arn }}"
+    internal:
+    - protocol: tcp
+      load_balancer_port: 80
+      instance_protocol: tcp
+      instance_port: 80
+    - protocol: tcp
+      load_balancer_port: 443
+      instance_protocol: tcp
+      instance_port: 443
diff --git a/roles/openshift_aws_elb/meta/main.yml b/roles/openshift_aws_elb/meta/main.yml
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+---
+galaxy_info:
+  author: OpenShift
+  description: Openshift ELB provisioning
+  company: Red Hat, Inc
+  license: ASL 2.0
+  min_ansible_version: 1.2
+  platforms:
+  - name: EL
+    versions:
+    - 7
+dependencies: []
diff --git a/roles/openshift_aws_elb/tasks/main.yml b/roles/openshift_aws_elb/tasks/main.yml
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+---
+- name: fetch the default subnet id
+  ec2_remote_facts:
+    region: "{{ r_openshift_aws_elb_region }}"
+    filters: "{{ r_openshift_aws_elb_instance_filter }}"
+  register: instancesout
+
+- name: fetch the default subnet id
+  ec2_vpc_subnet_facts:
+    region: "{{ r_openshift_aws_elb_region }}"
+    filters:
+      "tag:Name": "{{ r_openshift_aws_elb_subnet_name }}"
+  register: subnetout
+
+- name:
+  debug:
+    msg: "{{ r_openshift_aws_elb_listeners[r_openshift_aws_elb_type][r_openshift_aws_elb_direction]
+                   if 'master' in r_openshift_aws_elb_type  or 'infra' in r_openshift_aws_elb_type
+                   else r_openshift_aws_elb_listeners }}"
+
+- name: "Create ELB {{ r_openshift_aws_elb_name }}"
+  ec2_elb_lb:
+    name: "{{ r_openshift_aws_elb_name }}"
+    state: present
+    security_group_names: "{{ r_openshift_aws_elb_security_groups }}"
+    idle_timeout: "{{ r_openshift_aws_elb_idle_timout }}"
+    region: "{{ r_openshift_aws_elb_region }}"
+    subnets:
+    - "{{ subnetout.subnets[0].id }}"
+    health_check: "{{ r_openshift_aws_elb_health_check }}"
+    listeners: "{{ r_openshift_aws_elb_listeners[r_openshift_aws_elb_type][r_openshift_aws_elb_direction]
+                   if 'master' in r_openshift_aws_elb_type  or 'infra' in r_openshift_aws_elb_type
+                   else r_openshift_aws_elb_listeners }}"
+    scheme: "{{ r_openshift_aws_elb_scheme }}"
+    tags:
+      KubernetesCluster: "{{ r_openshift_aws_elb_clusterid }}"
+  register: new_elb
+
+# It is necessary to ignore_errors here because the instances are not in 'ready'
+#  state when first added to ELB
+- name: "Add instances to ELB {{ r_openshift_aws_elb_name }}"
+  ec2_elb:
+    instance_id: "{{ item.id }}"
+    ec2_elbs: "{{ r_openshift_aws_elb_name }}"
+    state: present
+    region: "{{ r_openshift_aws_elb_region }}"
+    wait: False
+  with_items: "{{ instancesout.instances }}"
+  ignore_errors: True
+  retries: 10
+  register: elb_call
+  until: elb_call|succeeded
+
+- debug:
+    msg: "{{ item }}"
+  with_items:
+  - "{{ new_elb }}"