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fix docker opts incompatible running on aarch64 Redhat/Centos

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On Aarch64, the default cgroup driver for docker is systemd
instead of cgroupfs. Should conform kubelet to use systemd
as cgroup driver as well to keep it consistent with docker.

Without this change, below exception will be raised.
/usr/bin/docker-current: Error response from daemon: shim
error: docker-runc not installed on system.

Change-Id: Id496ec9eaac6580e4da2f3ef1a386c9abc2a5129
This commit is contained in:
Di Xu
2018-01-05 13:23:48 +08:00
parent 69ea28e187
commit f4d762bb95
3 changed files with 17 additions and 2 deletions
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8
inventory/sample/group_vars/k8s-cluster.yml
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@@ -145,7 +145,13 @@ docker_daemon_graph: "/var/lib/docker"
## An obvious use case is allowing insecure-registry access
## to self hosted registries like so:
docker_options: "--insecure-registry={{ kube_service_addresses }} --graph={{ docker_daemon_graph }} {{ docker_log_opts }}"
docker_options: >
--insecure-registry={{ kube_service_addresses }} --graph={{ docker_daemon_graph }} {{ docker_log_opts }}
{% if ansible_architecture == "aarch64" and ansible_os_family == "RedHat" %}
--add-runtime docker-runc=/usr/libexec/docker/docker-runc-current
--default-runtime=docker-runc --exec-opt native.cgroupdriver=systemd
--userland-proxy-path=/usr/libexec/docker/docker-proxy-current --signature-verification=false
{% endif %}
docker_bin_dir: "/usr/bin"
## If non-empty will override default system MounFlags value.