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Systemd units, limits, and bin path fixes

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* Add restart for weave service unit
* Reuse docker_bin_dir everythere
* Limit systemd managed docker containers by CPU/RAM. Do not configure native
  systemd limits due to the lack of consensus in the kernel community
  requires out-of-tree kernel patches.

Signed-off-by: Bogdan Dobrelya <bdobrelia@mirantis.com>
This commit is contained in:
Bogdan Dobrelya
2016-12-23 15:44:44 +01:00
committed by Bogdan Dobrelya
parent 6139ee3add
commit a56d9de502
46 changed files with 237 additions and 50 deletions
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7
roles/network_plugin/calico/templates/calico-node.service.j2
View File

@@ -5,8 +5,8 @@ Requires=docker.service
[Service]
EnvironmentFile=/etc/calico/calico.env
ExecStartPre=-/usr/bin/docker rm -f calico-node
ExecStart=/usr/bin/docker run --net=host --privileged \
ExecStartPre=-{{ docker_bin_dir }}/docker rm -f calico-node
ExecStart={{ docker_bin_dir }}/docker run --net=host --privileged \
--name=calico-node \
-e HOSTNAME=${CALICO_HOSTNAME} \
-e IP=${CALICO_IP} \
@@ -24,12 +24,13 @@ ExecStart=/usr/bin/docker run --net=host --privileged \
-v /lib/modules:/lib/modules \
-v /var/run/calico:/var/run/calico \
-v {{ calico_cert_dir }}:{{ calico_cert_dir }}:ro \
--memory={{ calico_node_memory_limit|regex_replace('Mi', 'M') }} --cpu-shares={{ calico_node_cpu_limit|regex_replace('m', '') }} \
{{ calico_node_image_repo }}:{{ calico_node_image_tag }}
Restart=always
RestartSec=10s
ExecStop=-/usr/bin/docker stop calico-node
ExecStop=-{{ docker_bin_dir }}/docker stop calico-node
[Install]
WantedBy=multi-user.target

5
roles/network_plugin/calico/templates/calicoctl-container.j2
View File

@@ -1,13 +1,14 @@
#!/bin/bash
/usr/bin/docker run -i --privileged --rm \
{{ docker_bin_dir }}/docker run -i --privileged --rm \
--net=host --pid=host \
-e ETCD_ENDPOINTS={{ etcd_access_endpoint }} \
-e ETCD_CA_CERT_FILE=/etc/calico/certs/ca_cert.crt \
-e ETCD_CERT_FILE=/etc/calico/certs/cert.crt \
-e ETCD_KEY_FILE=/etc/calico/certs/key.pem \
-v /usr/bin/docker:/usr/bin/docker \
-v {{ docker_bin_dir }}/docker:{{ docker_bin_dir }}/docker \
-v /var/run/docker.sock:/var/run/docker.sock \
-v /var/run/calico:/var/run/calico \
-v /etc/calico/certs:/etc/calico/certs:ro \
--memory={{ calicoctl_memory_limit|regex_replace('Mi', 'M') }} --cpu-shares={{ calicoctl_cpu_limit|regex_replace('m', '') }} \
{{ calicoctl_image_repo }}:{{ calicoctl_image_tag}} \
$@