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authorBrenton Leanhardt <bleanhar@redhat.com>2015-11-06 16:37:05 -0500
committerBrenton Leanhardt <bleanhar@redhat.com>2015-11-06 16:37:05 -0500
commit0fe63e0ed8af3aec27ef4aa7eeaa5866f6ebce08 (patch)
tree65621b66033088d69cfa155e7319f780bd550ea8 /roles/flannel
parent21caa21c84b8f5a8bec415107bb7a6b6a2082790 (diff)
parente7b200a24816daf05da374ccfce3a4d5db66e291 (diff)
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Merge pull request #698 from lebauce/flannel
Add support for flannel
Diffstat (limited to 'roles/flannel')
-rw-r--r--roles/flannel/README.md45
-rw-r--r--roles/flannel/defaults/main.yaml8
-rw-r--r--roles/flannel/handlers/main.yml8
-rw-r--r--roles/flannel/meta/main.yml16
-rw-r--r--roles/flannel/tasks/main.yml43
5 files changed, 120 insertions, 0 deletions
diff --git a/roles/flannel/README.md b/roles/flannel/README.md
new file mode 100644
index 000000000..b8aa830ac
--- /dev/null
+++ b/roles/flannel/README.md
@@ -0,0 +1,45 @@
+Role Name
+=========
+
+Configure flannel on openshift nodes
+
+Requirements
+------------
+
+This role assumes it's being deployed on a RHEL/Fedora based host with package
+named 'flannel' available via yum, in version superior to 0.3.
+
+Role Variables
+--------------
+
+| Name | Default value | Description |
+|---------------------|-----------------------------------------|-----------------------------------------------|
+| flannel_interface | ansible_default_ipv4.interface | interface to use for inter-host communication |
+| flannel_etcd_key | /openshift.com/network | etcd prefix |
+| etcd_hosts | etcd_urls | a list of etcd endpoints |
+| etcd_conf_dir | {{ openshift.common.config_base }}/node | SSL certificates directory |
+| etcd_peer_ca_file | {{ etcd_conf_dir }}/ca.crt | SSL CA to use for etcd |
+| etcd_peer_cert_file | Openshift SSL cert | SSL cert to use for etcd |
+| etcd_peer_key_file | Openshift SSL key | SSL key to use for etcd |
+
+Dependencies
+------------
+
+openshift_facts
+
+Example Playbook
+----------------
+
+ - hosts: openshift_node
+ roles:
+ - { role: flannel, etcd_urls: ['https://127.0.0.1:2379'] }
+
+License
+-------
+
+Apache License, Version 2.0
+
+Author Information
+------------------
+
+Sylvain Baubeau <sbaubeau@redhat.com>
diff --git a/roles/flannel/defaults/main.yaml b/roles/flannel/defaults/main.yaml
new file mode 100644
index 000000000..34cebda9c
--- /dev/null
+++ b/roles/flannel/defaults/main.yaml
@@ -0,0 +1,8 @@
+---
+flannel_interface: "{{ ansible_default_ipv4.interface }}"
+flannel_etcd_key: /openshift.com/network
+etcd_hosts: "{{ etcd_urls }}"
+etcd_conf_dir: "{{ openshift.common.config_base }}/node"
+etcd_peer_ca_file: "{{ etcd_conf_dir }}/{{ 'ca' if (embedded_etcd | bool) else 'node.etcd-ca' }}.crt"
+etcd_peer_cert_file: "{{ etcd_conf_dir }}/{{ 'system:node:' + openshift.common.hostname if (embedded_etcd | bool) else 'node.etcd-client' }}.crt"
+etcd_peer_key_file: "{{ etcd_conf_dir }}/{{ 'system:node:' + openshift.common.hostname if (embedded_etcd | bool) else 'node.etcd-client' }}.key"
diff --git a/roles/flannel/handlers/main.yml b/roles/flannel/handlers/main.yml
new file mode 100644
index 000000000..f9b9ae7f1
--- /dev/null
+++ b/roles/flannel/handlers/main.yml
@@ -0,0 +1,8 @@
+---
+- name: restart flanneld
+ sudo: true
+ service: name=flanneld state=restarted
+
+- name: restart docker
+ sudo: true
+ service: name=docker state=restarted
diff --git a/roles/flannel/meta/main.yml b/roles/flannel/meta/main.yml
new file mode 100644
index 000000000..909bdbfa4
--- /dev/null
+++ b/roles/flannel/meta/main.yml
@@ -0,0 +1,16 @@
+---
+galaxy_info:
+ author: Sylvain
+ description: flannel management
+ company: Red Hat, Inc.
+ license: Apache License, Version 2.0
+ min_ansible_version: 1.2
+ platforms:
+ - name: EL
+ versions:
+ - 7
+ categories:
+ - cloud
+ - system
+dependencies:
+- { role: openshift_facts }
diff --git a/roles/flannel/tasks/main.yml b/roles/flannel/tasks/main.yml
new file mode 100644
index 000000000..acfb009ec
--- /dev/null
+++ b/roles/flannel/tasks/main.yml
@@ -0,0 +1,43 @@
+---
+- name: Install flannel
+ sudo: true
+ yum: pkg=flannel state=present
+
+- name: Set flannel etcd url
+ sudo: true
+ lineinfile:
+ dest: /etc/sysconfig/flanneld
+ backrefs: yes
+ regexp: "^(FLANNEL_ETCD=)"
+ line: '\1{{ etcd_hosts|join(",") }}'
+
+- name: Set flannel etcd key
+ sudo: true
+ lineinfile:
+ dest: /etc/sysconfig/flanneld
+ backrefs: yes
+ regexp: "^(FLANNEL_ETCD_KEY=)"
+ line: '\1{{ flannel_etcd_key }}'
+
+- name: Set flannel options
+ sudo: true
+ lineinfile:
+ dest: /etc/sysconfig/flanneld
+ backrefs: yes
+ regexp: "^#?(FLANNEL_OPTIONS=)"
+ line: '\1--iface {{ flannel_interface }} --etcd-cafile={{ etcd_peer_ca_file }} --etcd-keyfile={{ etcd_peer_key_file }} --etcd-certfile={{ etcd_peer_cert_file }}'
+
+- name: Enable flanneld
+ sudo: true
+ service:
+ name: flanneld
+ state: started
+ enabled: yes
+ register: start_result
+
+- name: Remove docker bridge ip
+ sudo: true
+ shell: ip a del `ip a show docker0 | grep "inet[[:space:]]" | awk '{print $2}'` dev docker0
+ notify:
+ - restart docker
+ - restart node