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Add optional deployment mode for Docker etcd_deployment_type

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Running etcd in Docker reduces the number of individual file
downloads and services running on the host.

Note: etcd container v3.0.1 moves bindir to /usr/local/bin

Fixes: #298
This commit is contained in:
Matthew Mosesohn
2016-06-24 15:25:16 +03:00
parent 65ece3bc1d
commit b3282cd0bb
12 changed files with 232 additions and 20 deletions
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24
roles/etcd/templates/etcd.j2
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@@ -1,12 +1,14 @@
ETCD_DATA_DIR="/var/lib/etcd"
{% if inventory_hostname in groups['etcd'] %}
ETCD_ADVERTISE_CLIENT_URLS="http://{{ hostvars[inventory_hostname]['access_ip'] | default(hostvars[inventory_hostname]['ip'] | default( hostvars[inventory_hostname]['ansible_default_ipv4']['address'])) }}:2379"
ETCD_INITIAL_ADVERTISE_PEER_URLS="http://{{ hostvars[inventory_hostname]['access_ip'] | default(hostvars[inventory_hostname]['ip'] | default( hostvars[inventory_hostname]['ansible_default_ipv4']['address'])) }}:2380"
ETCD_INITIAL_CLUSTER_STATE="{% if etcd_cluster_is_healthy.rc != 0 | bool %}new{% else %}existing{% endif %}"
ETCD_INITIAL_CLUSTER_TOKEN="k8s_etcd"
ETCD_LISTEN_PEER_URLS="http://{{ hostvars[inventory_hostname]['ip'] | default( hostvars[inventory_hostname]['ansible_default_ipv4']['address']) }}:2380"
ETCD_NAME="{{ etcd_member_name }}"
{% endif %}
ETCD_DATA_DIR=/var/lib/etcd
{% if is_etcd_master %}
ETCD_ADVERTISE_CLIENT_URLS=http://{{ hostvars[inventory_hostname]['access_ip'] | default(hostvars[inventory_hostname]['ip'] | default( hostvars[inventory_hostname]['ansible_default_ipv4']['address'])) }}:2379
ETCD_INITIAL_ADVERTISE_PEER_URLS=http://{{ hostvars[inventory_hostname]['access_ip'] | default(hostvars[inventory_hostname]['ip'] | default( hostvars[inventory_hostname]['ansible_default_ipv4']['address'])) }}:2380
ETCD_INITIAL_CLUSTER_STATE={% if etcd_cluster_is_healthy.rc != 0 | bool %}new{% else %}existing{% endif %}
ETCD_INITIAL_CLUSTER="{% for host in groups['etcd'] %}etcd{{ loop.index|string }}={{ hostvars[host]['etcd_peer_url'] }}{% if not loop.last %},{% endif %}{% endfor %}"
ETCD_LISTEN_CLIENT_URLS="http://{{ hostvars[inventory_hostname]['ip'] | default( hostvars[inventory_hostname]['ansible_default_ipv4']['address']) }}:2379,http://127.0.0.1:2379"
ETCD_ELECTION_TIMEOUT=10000
ETCD_INITIAL_CLUSTER_TOKEN=k8s_etcd
ETCD_LISTEN_PEER_URLS=http://{{ hostvars[inventory_hostname]['ip'] | default( hostvars[inventory_hostname]['ansible_default_ipv4']['address']) }}:2380
ETCD_NAME={{ etcd_member_name }}
{% endif %}
ETCD_INITIAL_CLUSTER={% for host in groups['etcd'] %}etcd{{ loop.index|string }}={{ hostvars[host]['etcd_peer_url'] }}{% if not loop.last %},{% endif %}{% endfor %}
ETCD_LISTEN_CLIENT_URLS=http://{{ hostvars[inventory_hostname]['ip'] | default( hostvars[inventory_hostname]['ansible_default_ipv4']['address']) }}:2379,http://127.0.0.1:2379