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ha etcd with calico

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This commit is contained in:
Smaine Kahlouch
2015-12-15 11:49:11 +01:00
parent 2fc8b46996
commit e2984b4fdb
8 changed files with 38 additions and 33 deletions
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11
roles/etcd/templates/etcd2.j2
View File

@@ -1,16 +1,21 @@
# etcd2.0
[Service]
{% if inventory_hostname in groups['etcd'] %}
{% set etcd = {} %}
{% for srv in groups['kube-master'] %}
{% for srv in groups['etcd'] %}
{% if inventory_hostname == srv %}
{% set _dummy = etcd.update({'name':"master"+loop.index|string}) %}
{% endif %}
{% endfor %}
[Service]
Environment="ETCD_ADVERTISE_CLIENT_URLS=http://{{ hostvars[inventory_hostname]['ip'] | default( ansible_default_ipv4.address) }}:2379"
Environment="ETCD_INITIAL_ADVERTISE_PEER_URLS=http://{{ hostvars[inventory_hostname]['ip'] | default( ansible_default_ipv4.address) }}:2380"
Environment="ETCD_INITIAL_CLUSTER={% for srv in groups['kube-master'] %}master{{ loop.index|string }}=http://{{ srv }}:2380{% if not loop.last %},{% endif %}{% endfor %}"
Environment="ETCD_INITIAL_CLUSTER={% for srv in groups['etcd'] %}master{{ loop.index|string }}=http://{{ srv }}:2380{% if not loop.last %},{% endif %}{% endfor %}"
Environment="ETCD_INITIAL_CLUSTER_STATE=new"
Environment="ETCD_INITIAL_CLUSTER_TOKEN=k8s_etcd"
Environment="ETCD_LISTEN_CLIENT_URLS=http://{{ hostvars[inventory_hostname]['ip'] | default( ansible_default_ipv4.address) }}:2379,http://127.0.0.1:2379"
Environment="ETCD_LISTEN_PEER_URLS=http://{{ hostvars[inventory_hostname]['ip'] | default( ansible_default_ipv4.address) }}:2380"
Environment="ETCD_NAME={{ etcd.name }}"
{% else %}
Environment="ETCD_INITIAL_CLUSTER={% for srv in groups['etcd'] %}master{{ loop.index|string }}=http://{{ srv }}:2380{% if not loop.last %},{% endif %}{% endfor %}"
Environment="ETCD_LISTEN_CLIENT_URLS=http://127.0.0.1:23799"
{% endif %}

4
roles/etcd/templates/systemd-etcd2.service.j2
View File

@@ -6,7 +6,11 @@ Conflicts=etcd.service
User=etcd
Environment=ETCD_DATA_DIR=/var/lib/etcd2
Environment=ETCD_NAME=%m
{% if inventory_hostname in groups['etcd'] %}
ExecStart={{ bin_dir }}/etcd2
{% else %}
ExecStart={{ bin_dir }}/etcd2 -proxy on
{% endif %}
Restart=always
RestartSec=10s
LimitNOFILE=40000