Container Infrastructure Management Service for OpenStack
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heat_template_version: 2014-10-16
description: >
This is a nested stack that defines a single Kubernetes minion, This stack is
included by an AutoScalingGroup resource in the parent template
(kubecluster.yaml).
parameters:
name:
type: string
description: server name
server_image:
type: string
description: glance image used to boot the server
minion_flavor:
type: string
description: flavor to use when booting the server
ssh_key_name:
type: string
description: name of ssh key to be provisioned on our server
external_network:
type: string
description: uuid/name of a network to use for floating ip addresses
fixed_network:
type: string
description: Network from which to allocate fixed addresses.
fixed_subnet:
type: string
description: Subnet from which to allocate fixed addresses.
secgroup_kube_minion_id:
type: string
description: ID of the security group for kubernetes minion.
flannel_network_cidr:
type: string
description: network range for flannel overlay network
kube_software_configs:
type: string
description : >
ID of the multipart mime.
nodes_server_group_id:
type: string
description: ID of the server group for kubernetes cluster nodes.
resources:
######################################################################
#
# a single kubernetes minion.
#
# do NOT use "_" (underscore) in the Nova server name
# it creates a mismatch between the generated Nova name and its hostname
# which can lead to weird problems
kube-minion:
type: OS::Nova::Server
properties:
name: {get_param: name}
image: {get_param: server_image}
flavor: {get_param: minion_flavor}
key_name: {get_param: ssh_key_name}
user_data_format: RAW
user_data: {get_param: kube_software_configs}
networks:
- port: {get_resource: kube_minion_eth0}
scheduler_hints: { group: { get_param: nodes_server_group_id }}
kube_minion_eth0:
type: "OS::Neutron::Port"
properties:
network_id:
get_param: fixed_network
security_groups:
- {get_param: secgroup_kube_minion_id}
fixed_ips:
- subnet_id:
get_param: fixed_subnet
allowed_address_pairs:
- ip_address: {get_param: flannel_network_cidr}
kube_minion_floating:
type: OS::Neutron::FloatingIP
properties:
floating_network:
get_param: external_network
port_id:
get_resource: kube_minion_eth0
outputs:
kube_minion_ip:
value: {get_attr: [kube_minion_eth0, fixed_ips, 0, ip_address]}
description: >
This is the "public" IP address of the Kubernetes minion node.
kube_minion_external_ip:
value: {get_attr: [kube_minion_floating, floating_ip_address]}
description: >
This is the "public" IP address of the Kubernetes minion node.
######################################################################
#
# NOTE(flwang): Returning the minion node server ID here so that
# consumer can send API request to Heat to remove a particular
# node with removal_policies. Otherwise, the consumer (e.g. AutoScaler)
# has to use index to do the remove which is confusing out of the
# OpenStack world.
# https://storyboard.openstack.org/#!/story/2005054
#
######################################################################
OS::stack_id:
value: { get_resource: kube-minion }
description: >
This is the Ironic server id of the node.