242 lines
6.8 KiB
YAML
242 lines
6.8 KiB
YAML
heat_template_version: 2013-05-23
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description: >
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This template will boot a coreos cluster with one or more minions (as
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specified by the number_of_minions parameter, which defaults to 1) and one
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master node. Mutliple masters is work in progress.
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parameters:
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ssh_key_name:
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type: string
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description: name of ssh key to be provisioned on our server
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external_network:
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type: string
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description: uuid/name of a network to use for floating ip addresses
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default: public
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server_image:
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type: string
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default: CoreOS
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description: glance image used to boot the server
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master_flavor:
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type: string
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default: m1.small
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description: flavor to use when booting the server
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minion_flavor:
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type: string
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default: m1.small
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description: flavor to use when booting the server
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token:
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type: string
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description: token is generated from https://discovery.etcd.io/new
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ssh_authorized_key:
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type: string
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description: complete ssh key.
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dns_nameserver:
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type: string
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description: address of a dns nameserver reachable in your environment
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default: 8.8.8.8
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number_of_minions:
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type: number
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description: how many kubernetes minions to spawn
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default: 1
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fixed_network_cidr:
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type: string
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description: network range for fixed ip network
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default: 10.0.0.0/24
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portal_network_cidr:
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type: string
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description: >
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address range used by kubernetes for service portals
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default: 10.254.0.0/16
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flannel_network_cidr:
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type: string
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description: network range for flannel overlay network
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default: 10.100.0.0/16
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flannel_network_subnetlen:
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type: string
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description: size of subnet assigned to each minion
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default: 24
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flannel_use_vxlan:
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type: string
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description: >
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if true use the vxlan backend, otherwise use the default
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udp backend
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default: "false"
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constraints:
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- allowed_values: ["true", "false"]
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kube_allow_priv:
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type: string
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description: >
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whether or not kubernetes should permit privileged containers.
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default: "true"
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constraints:
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- allowed_values: ["true", "false"]
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docker_volume_size:
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type: number
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description: >
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size of a cinder volume to allocate to docker for container/image
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storage
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default: 25
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minions_to_remove:
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type: comma_delimited_list
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description: >
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List of minions to be removed when doing an update. Individual minion may
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be referenced several ways: (1) The resource name (e.g. ['1', '3']),
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(2) The private IP address ['10.0.0.4', '10.0.0.6']. Note: the list should
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be empty when doing a create.
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default: []
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auth_url:
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type: string
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description: >
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url for kubernetes to authenticate before sending request to neutron
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username:
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type: string
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description: >
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user account
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password:
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type: string
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description: >
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user password, not set in current implementation, only used to
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fill in for Kubernetes config file
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default:
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ChangeMe
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tenant_name:
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type: string
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description: >
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tenant name
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resources:
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######################################################################
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#
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# network resources. allocate a network and router for our server.
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# Important: the Load Balancer feature in Kubernetes requires that
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# the name for the fixed_network must be "private" for the
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# address lookup in Kubernetes to work properly
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#
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fixed_network:
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type: OS::Neutron::Net
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properties:
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name: private
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fixed_subnet:
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type: OS::Neutron::Subnet
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properties:
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cidr: {get_param: fixed_network_cidr}
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network: {get_resource: fixed_network}
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dns_nameservers:
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- {get_param: dns_nameserver}
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extrouter:
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type: OS::Neutron::Router
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properties:
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external_gateway_info:
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network: {get_param: external_network}
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extrouter_inside:
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type: OS::Neutron::RouterInterface
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properties:
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router_id: {get_resource: extrouter}
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subnet: {get_resource: fixed_subnet}
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######################################################################
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#
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# kubernetes masters. This is a resource group that will create
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# 1 master.
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#
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kube_master:
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type: OS::Heat::ResourceGroup
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depends_on:
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- extrouter_inside
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properties:
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count: 1
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resource_def:
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type: kubemaster-coreos.yaml
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properties:
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ssh_key_name: {get_param: ssh_key_name}
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server_image: {get_param: server_image}
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master_flavor: {get_param: master_flavor}
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external_network: {get_param: external_network}
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kube_allow_priv: {get_param: kube_allow_priv}
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flannel_network_cidr: {get_param: flannel_network_cidr}
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flannel_network_subnetlen: {get_param: flannel_network_subnetlen}
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flannel_use_vxlan: {get_param: flannel_use_vxlan}
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portal_network_cidr: {get_param: portal_network_cidr}
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fixed_network: {get_resource: fixed_network}
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fixed_subnet: {get_resource: fixed_subnet}
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token: {get_param: token}
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ssh_authorized_key: {get_param: ssh_authorized_key}
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auth_url: {get_param: auth_url}
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username: {get_param: username}
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password: {get_param: password}
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tenant_name: {get_param: tenant_name}
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######################################################################
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#
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# kubernetes minions. This is a resource group that will initially
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# create <number_of_minions> minions, and needs to be manually scaled.
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#
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kube_minions:
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type: OS::Heat::ResourceGroup
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depends_on:
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- extrouter_inside
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- kube_master
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properties:
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count: {get_param: number_of_minions}
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removal_policies: [{resource_list: {get_param: minions_to_remove}}]
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resource_def:
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type: kubeminion-coreos.yaml
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properties:
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ssh_key_name: {get_param: ssh_key_name}
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server_image: {get_param: server_image}
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minion_flavor: {get_param: minion_flavor}
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fixed_network: {get_resource: fixed_network}
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fixed_subnet: {get_resource: fixed_subnet}
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kube_master_ip: {get_attr: [kube_master_eth0, fixed_ips, 0, ip_address]}
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external_network: {get_param: external_network}
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kube_allow_priv: {get_param: kube_allow_priv}
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docker_volume_size: {get_param: docker_volume_size}
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token: {get_param: token}
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ssh_authorized_key: {get_param: ssh_authorized_key}
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outputs:
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api_address:
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value: {get_attr: [kube_master, kube_master_external_ip]}
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kube_masters_private:
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value: {get_attr: [kube_master, kube_master_ip]}
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kube_masters:
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value: {get_attr: [kube_master, kube_master_external_ip]}
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kube_minions_private:
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value: {get_attr: [kube_minions, kube_minion_ip]}
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kube_minions:
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value: {get_attr: [kube_minions, kube_minion_external_ip]}
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