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authorSylvain Baubeau <sbaubeau@redhat.com>2015-10-13 16:36:01 +0200
committerSylvain Baubeau <sbaubeau@redhat.com>2015-10-27 17:42:56 +0100
commit2a7131b9403a4b22ebc55606814f604f723dc826 (patch)
tree0930790b4718d3bcfb96da8fb7cc65072e280f64
parentf450c935f69366a15e078ec11b82bfa0c7130f6d (diff)
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Add flannel support
Signed-off-by: Sylvain Baubeau <sbaubeau@redhat.com>
-rw-r--r--playbooks/common/openshift-master/config.yml8
-rw-r--r--playbooks/common/openshift-node/config.yml3
-rw-r--r--roles/flannel/README.md37
-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.yml44
-rw-r--r--roles/flannel_register/README.md37
-rw-r--r--roles/flannel_register/defaults/main.yaml11
-rw-r--r--roles/flannel_register/meta/main.yml16
-rw-r--r--roles/flannel_register/tasks/main.yml14
-rw-r--r--roles/flannel_register/templates/flannel-config.json8
-rw-r--r--roles/openshift_common/tasks/main.yml1
-rwxr-xr-xroles/openshift_facts/library/openshift_facts.py18
-rw-r--r--roles/openshift_master/tasks/main.yml11
-rw-r--r--roles/openshift_node/tasks/main.yml1
16 files changed, 240 insertions, 1 deletions
diff --git a/playbooks/common/openshift-master/config.yml b/playbooks/common/openshift-master/config.yml
index 1dec923fc..54d61da06 100644
--- a/playbooks/common/openshift-master/config.yml
+++ b/playbooks/common/openshift-master/config.yml
@@ -247,6 +247,14 @@
when: ( deployment_type in ['atomic-enterprise','openshift-enterprise'] ) and
(osm_use_cockpit | bool or osm_use_cockpit is undefined )
+- name: Configure flannel
+ hosts: oo_first_master
+ vars:
+ etcd_urls: "{{ openshift.master.etcd_urls }}"
+ roles:
+ - role: flannel_register
+ when: openshift.common.use_flannel | bool
+
# Additional instance config for online deployments
- name: Additional instance config
hosts: oo_masters_deployment_type_online
diff --git a/playbooks/common/openshift-node/config.yml b/playbooks/common/openshift-node/config.yml
index a14ca8e11..e39e9164c 100644
--- a/playbooks/common/openshift-node/config.yml
+++ b/playbooks/common/openshift-node/config.yml
@@ -84,6 +84,7 @@
vars:
sync_tmpdir: "{{ hostvars.localhost.mktemp.stdout }}"
openshift_node_master_api_url: "{{ hostvars[groups.oo_first_master.0].openshift.master.api_url }}"
+ etcd_urls: "{{ hostvars[groups.oo_first_master.0].openshift.master.etcd_urls }}"
pre_tasks:
- name: Ensure certificate directory exists
file:
@@ -100,6 +101,8 @@
when: certs_missing
roles:
- openshift_node
+ - role: flannel
+ when: openshift.common.use_flannel | bool
- role: nickhammond.logrotate
- role: fluentd_node
when: openshift.common.use_fluentd | bool
diff --git a/roles/flannel/README.md b/roles/flannel/README.md
new file mode 100644
index 000000000..94cf15254
--- /dev/null
+++ b/roles/flannel/README.md
@@ -0,0 +1,37 @@
+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
+--------------
+
+TODO
+
+Dependencies
+------------
+
+openshift_facts
+
+Example Playbook
+----------------
+
+ - hosts: openshift_node
+ roles:
+ - { flannel }
+
+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..a9acab634
--- /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.crt"
+etcd_peer_cert_file: "{{ etcd_conf_dir }}/system:node:{{ openshift.common.hostname }}.crt"
+etcd_peer_key_file: "{{ etcd_conf_dir }}/system:node:{{ openshift.common.hostname }}.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..a64934b3c
--- /dev/null
+++ b/roles/flannel/meta/main.yml
@@ -0,0 +1,16 @@
+---
+galaxy_info:
+ author: Sylvain
+ description: etcd 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..8a871efb2
--- /dev/null
+++ b/roles/flannel/tasks/main.yml
@@ -0,0 +1,44 @@
+---
+- 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 }}'
+ notify:
+
+- 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 | awk '{print $2}'` dev docker0
+ notify:
+ - restart docker
+ - restart node
diff --git a/roles/flannel_register/README.md b/roles/flannel_register/README.md
new file mode 100644
index 000000000..a11c8fe53
--- /dev/null
+++ b/roles/flannel_register/README.md
@@ -0,0 +1,37 @@
+Role Name
+=========
+
+Register flannel configuration into etcd
+
+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
+--------------
+
+TODO
+
+Dependencies
+------------
+
+openshift_facts
+
+Example Playbook
+----------------
+
+ - hosts: openshift_master
+ roles:
+ - { flannel_register }
+
+License
+-------
+
+Apache License, Version 2.0
+
+Author Information
+------------------
+
+Sylvain Baubeau <sbaubeau@redhat.com>
diff --git a/roles/flannel_register/defaults/main.yaml b/roles/flannel_register/defaults/main.yaml
new file mode 100644
index 000000000..b7262b40f
--- /dev/null
+++ b/roles/flannel_register/defaults/main.yaml
@@ -0,0 +1,11 @@
+---
+flannel_network: "{{ openshift.master.portal_net | default('172.16.1.1/16') }}"
+flannel_min_network: "{{ min_network | default('172.16.5.0') }}"
+flannel_subnet_len: "{{ subnet_len | default(24) }}"
+flannel_etcd_key: /openshift.com/network
+etcd_hosts: "{{ etcd_urls }}"
+etcd_conf_dir: "{{ openshift.common.config_base }}/master"
+etcd_peer_ca_file: "{{ etcd_conf_dir }}/ca.crt"
+etcd_peer_cert_file: "{{ etcd_conf_dir }}/master.etcd-client.crt"
+etcd_peer_key_file: "{{ etcd_conf_dir }}/master.etcd-client.key"
+
diff --git a/roles/flannel_register/meta/main.yml b/roles/flannel_register/meta/main.yml
new file mode 100644
index 000000000..a64934b3c
--- /dev/null
+++ b/roles/flannel_register/meta/main.yml
@@ -0,0 +1,16 @@
+---
+galaxy_info:
+ author: Sylvain
+ description: etcd 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_register/tasks/main.yml b/roles/flannel_register/tasks/main.yml
new file mode 100644
index 000000000..c58c74d34
--- /dev/null
+++ b/roles/flannel_register/tasks/main.yml
@@ -0,0 +1,14 @@
+---
+- name: Assures /etc/flannel dir exists
+ sudo: true
+ file: path=/etc/flannel state=directory
+
+- name: Generate etcd configuration for etcd
+ sudo: true
+ template:
+ src: "flannel-config.json"
+ dest: "/etc/flannel/config.json"
+
+- name: Insert flannel configuration into etcd
+ sudo: true
+ shell: 'curl -L --cacert "{{ etcd_peer_ca_file }}" --cert "{{ etcd_peer_cert_file }}" --key "{{ etcd_peer_key_file }}" "{{ etcd_hosts[0] }}/v2/keys{{ flannel_etcd_key }}/config" -XPUT --data-urlencode value@/etc/flannel/config.json'
diff --git a/roles/flannel_register/templates/flannel-config.json b/roles/flannel_register/templates/flannel-config.json
new file mode 100644
index 000000000..89ce4c30b
--- /dev/null
+++ b/roles/flannel_register/templates/flannel-config.json
@@ -0,0 +1,8 @@
+{
+ "Network": "{{ flannel_network }}",
+ "SubnetLen": {{ flannel_subnet_len }},
+ "SubnetMin": "{{ flannel_min_network }}",
+ "Backend": {
+ "Type": "host-gw"
+ }
+}
diff --git a/roles/openshift_common/tasks/main.yml b/roles/openshift_common/tasks/main.yml
index 73bd28630..64afc5081 100644
--- a/roles/openshift_common/tasks/main.yml
+++ b/roles/openshift_common/tasks/main.yml
@@ -13,6 +13,7 @@
sdn_network_plugin_name: "{{ os_sdn_network_plugin_name | default(None) }}"
deployment_type: "{{ openshift_deployment_type }}"
use_fluentd: "{{ openshift_use_fluentd | default(None) }}"
+ use_flannel: "{{ openshift_use_flannel | default(None) }}"
- name: Set hostname
hostname: name={{ openshift.common.hostname }}
diff --git a/roles/openshift_facts/library/openshift_facts.py b/roles/openshift_facts/library/openshift_facts.py
index 67994d11d..850dc8a69 100755
--- a/roles/openshift_facts/library/openshift_facts.py
+++ b/roles/openshift_facts/library/openshift_facts.py
@@ -306,6 +306,23 @@ def set_fluentd_facts_if_unset(facts):
facts['common']['use_fluentd'] = use_fluentd
return facts
+def set_flannel_facts_if_unset(facts):
+ """ Set flannel facts if not already present in facts dict
+ dict: the facts dict updated with the flannel facts if
+ missing
+ Args:
+ facts (dict): existing facts
+ Returns:
+ dict: the facts dict updated with the flannel
+ facts if they were not already present
+
+ """
+ if 'common' in facts:
+ if 'use_flannel' not in facts['common']:
+ use_flannel = False
+ facts['common']['use_flannel'] = use_flannel
+ return facts
+
def set_node_schedulability(facts):
""" Set schedulable facts if not already present in facts dict
Args:
@@ -845,6 +862,7 @@ class OpenShiftFacts(object):
facts = set_url_facts_if_unset(facts)
facts = set_project_cfg_facts_if_unset(facts)
facts = set_fluentd_facts_if_unset(facts)
+ facts = set_flannel_facts_if_unset(facts)
facts = set_node_schedulability(facts)
facts = set_master_selectors(facts)
facts = set_metrics_facts_if_unset(facts)
diff --git a/roles/openshift_master/tasks/main.yml b/roles/openshift_master/tasks/main.yml
index 94eb73346..da20d4f96 100644
--- a/roles/openshift_master/tasks/main.yml
+++ b/roles/openshift_master/tasks/main.yml
@@ -14,7 +14,10 @@
- name: Set master facts
openshift_facts:
- role: master
+ role: "{{ item.role }}"
+ local_facts: "{{ item.local_facts }}"
+ with_items:
+ - role: master
local_facts:
cluster_hostname: "{{ openshift_master_cluster_hostname | default(None) }}"
cluster_public_hostname: "{{ openshift_master_cluster_public_hostname | default(None) }}"
@@ -62,6 +65,12 @@
api_server_args: "{{ osm_api_server_args | default(None) }}"
controller_args: "{{ osm_controller_args | default(None) }}"
infra_nodes: "{{ num_infra | default(None) }}"
+ - role: common
+ local_facts:
+ hostname: "{{ openshift_hostname | default(none) }}"
+ public_hostname: "{{ openshift_public_hostname | default(none) }}"
+ deployment_type: "{{ openshift_deployment_type }}"
+ use_flannel: "{{ openshift_use_flannel | default(None) }}"
- name: Install Master package
yum: pkg={{ openshift.common.service_type }}-master{{ openshift_version }} state=present
diff --git a/roles/openshift_node/tasks/main.yml b/roles/openshift_node/tasks/main.yml
index 98271c8b3..cb92a8d4e 100644
--- a/roles/openshift_node/tasks/main.yml
+++ b/roles/openshift_node/tasks/main.yml
@@ -20,6 +20,7 @@
hostname: "{{ openshift_hostname | default(none) }}"
public_hostname: "{{ openshift_public_hostname | default(none) }}"
deployment_type: "{{ openshift_deployment_type }}"
+ use_flannel: "{{ openshift_use_flannel | default(None) }}"
- role: node
local_facts:
labels: "{{ lookup('oo_option', 'openshift_node_labels') | default( openshift_node_labels | default(none), true) }}"