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Add Kata Containers support to CRI-O runtime (#6830)

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* Enable Kata Containers for CRI-O runtime

Kata Containers is an OCI runtime where containers are run inside
lightweight VMs. This runtime has been enabled for containerd runtime
thru the kata_containers_enabled variable. This change enables Kata
Containers to CRI-O container runtime.

Signed-off-by: Victor Morales <v.morales@samsung.com>

* Set appropiate conmon_cgroup when crio_cgroup_manager is 'cgroupfs'

* Set manage_ns_lifecycle=true when KataContainers is enabed

* Add preinstall check for katacontainers

Signed-off-by: Victor Morales <v.morales@samsung.com>

Co-authored-by: Pasquale Toscano <pasqualetoscano90@gmail.com>
This commit is contained in:
Victor Morales
2020-10-23 03:07:46 -07:00
committed by GitHub
parent 91f1edbdd4
commit e03e3c4582
7 changed files with 61 additions and 20 deletions
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roles/kubespray-defaults/defaults/main.yaml
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@@ -221,7 +221,7 @@ kube_profiling: false
container_manager: docker
# Enable Kata Containers as additional container runtime
# When enabled, it requires container_manager=containerd
# When enabled, it requires `container_manager` different than Docker
kata_containers_enabled: false
# Container on localhost (download images when download_localhost is true)