def update_pod_with_webhook_container(pod, cmk_img, configmap_name,
secret_name):
container = k8s.get_container_template()
args = ("/cmk/cmk.py webhook --conf-file /etc/webhook/server.yaml")
container["args"] = [args]
container["image"] = cmk_img
container["name"] = "cmk-webhook"
container["volumeMounts"].append({
'mountPath': '/etc/webhook',
'name': 'configmap'
})
container["volumeMounts"].append({
'mountPath': '/etc/ssl',
'name': 'certs',
'readOnly': True
})
pod["spec"]["volumes"].append({
'name': 'configmap',
'configMap': {
'name': configmap_name
}
})
pod["spec"]["volumes"].append({
'name': 'certs',
'secret': {
'secretName': secret_name
}
})
pod["spec"]["tolerations"] = [{"operator": "Exists"}]
pod["spec"]["containers"].append(container)
pod["spec"].pop("nodeName")
def update_pod_with_init_container(pod, cmd, cmk_img, cmk_img_pol, args):
container_template = k8s.get_container_template()
container_template["image"] = cmk_img
container_template["imagePullPolicy"] = cmk_img_pol
container_template["args"][0] = args
# Each container name should be distinct within a Pod.
container_template["name"] = cmd
pod_init_containers_list = []
version = util.parse_version(k8s.get_kubelet_version(None))
if version >= util.parse_version("v1.7.0"):
pod["spec"]["initContainers"] = [container_template]
else:
init_containers_key = "pod.beta.kubernetes.io/init-containers"
if init_containers_key in pod["metadata"]["annotations"]:
init_containers = \
pod["metadata"]["annotations"][init_containers_key]
pod_init_containers_list = json.loads(init_containers)
pod_init_containers_list.append(container_template)
pod["metadata"]["annotations"][init_containers_key] = \
json.dumps(pod_init_containers_list)
def update_pod_with_init_container(pod, cmd, cmk_img, cmk_img_pol, args):
container_template = k8s.get_container_template()
container_template["image"] = cmk_img
container_template["imagePullPolicy"] = cmk_img_pol
container_template["args"][0] = args
# Each container name should be distinct within a Pod.
container_template["name"] = cmd
# Note(balajismaniam): Downward API for spec.nodeName doesn't seem to
# work with init-containers. Removing it as a work-around. Needs further
# investigation.
container_template["env"].pop()
pod_init_containers_list = []
version = util.parse_version(k8s.get_kubelet_version(None))
if version >= util.parse_version("v1.7.0"):
pod["spec"]["initContainers"] = [container_template]
else:
init_containers_key = "pod.beta.kubernetes.io/init-containers"
if init_containers_key in pod["metadata"]["annotations"]:
init_containers = \
pod["metadata"]["annotations"][init_containers_key]
pod_init_containers_list = json.loads(init_containers)
pod_init_containers_list.append(container_template)
pod["metadata"]["annotations"][init_containers_key] = \
json.dumps(pod_init_containers_list)
def update_pod_with_container(pod, cmd, cmk_img, cmk_img_pol, args):
container_template = k8s.get_container_template()
container_template["image"] = cmk_img
container_template["imagePullPolicy"] = cmk_img_pol
container_template["args"][0] = args
# Each container name should be distinct within a Pod.
container_template["name"] = cmd
pod["spec"]["containers"].append(container_template)
