Files
addons/virt/bridges/plugin.tf
2024-09-19 08:37:03 +02:00

76 lines
3.0 KiB
HCL

resource "kubectl_manifest" "plugin" {
yaml_body = <<-EOF
apiVersion: apps/v1
kind: DaemonSet
metadata:
name: kube-cni-linux-bridge-plugin
namespace: ${var.namespace}
labels: ${jsonencode(local.common-labels)}
ownerReferences: ${jsonencode(var.install_owner)}
spec:
selector:
matchLabels:
name: kube-cni-linux-bridge-plugin
template:
metadata:
annotations:
description: LinuxBridge installs 'bridge' CNI on cluster nodes, so it can
be later used to attach Pods/VMs to Linux bridges
labels:
app: cni-plugins
app.kubernetes.io/component: network
name: kube-cni-linux-bridge-plugin
tier: node
spec:
containers:
- command:
- /bin/bash
- -ce
- |
echo 'Installing bridge and tuning CNIs'
cni_mount_dir=/opt/cni/bin
sourcebinpath=/usr/src/github.com/containernetworking/plugins/bin
cp --remove-destination $${sourcebinpath}/bridge $${cni_mount_dir}/cnv-bridge
cp --remove-destination $${sourcebinpath}/tuning $${cni_mount_dir}/cnv-tuning
echo 'Checking bridge and tuning CNIs deployment on node'
printf -v bridgechecksum "%s" "$(<$sourcebinpath/bridge.checksum)"
printf -v tuningchecksum "%s" "$(<$sourcebinpath/tuning.checksum)"
printf "%s %s" "$${bridgechecksum% *}" "$${cni_mount_dir}/cnv-bridge" | sha256sum --check
printf "%s %s" "$${tuningchecksum% *}" "$${cni_mount_dir}/cnv-tuning" | sha256sum --check
# Some projects (e.g. openshift/console) use cnv- prefix to distinguish between
# binaries shipped by OpenShift and those shipped by KubeVirt (D/S matters).
# Following two lines make sure we will provide both names when needed.
find $${cni_mount_dir}/bridge &>/dev/null || ln -s $${cni_mount_dir}/cnv-bridge $${cni_mount_dir}/bridge
find $${cni_mount_dir}/tuning &>/dev/null || ln -s $${cni_mount_dir}/cnv-tuning $${cni_mount_dir}/tuning
echo 'Entering sleep... (success)'
sleep infinity
image: ${var.images.plugin.registry}/${var.images.plugin.repository}:${var.images.plugin.tag}
imagePullPolicy: ${var.images.plugin.pull_policy}
name: cni-plugins
resources:
requests:
cpu: 10m
memory: 15Mi
securityContext:
privileged: true
volumeMounts:
- mountPath: /opt/cni/bin
name: cnibin
nodeSelector:
kubernetes.io/arch: amd64
priorityClassName: system-cluster-critical
restartPolicy: Always
tolerations:
- effect: NoSchedule
operator: Exists
volumes:
- hostPath:
path: "${var.cni.bin_dir}"
type: ""
name: cnibin
EOF
}