230 lines
6.1 KiB
YAML
230 lines
6.1 KiB
YAML
heat_template_version: 2013-05-23
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description: >
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This template will boot a Kubernetes cluster with one or more
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minions (as specified by the number_of_minions parameter, which
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defaults to "1").
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parameters:
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#
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# REQUIRED PARAMETERS
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#
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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_id:
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type: string
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description: uuid of a network to use for floating ip addresses
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fixed_network:
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type: string
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description: name of private network into which servers get deployed
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#
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# OPTIONAL PARAMETERS
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#
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server_image:
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type: string
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default: fedora-k8s
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description: glance image used to boot the server
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server_flavor:
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type: string
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default: baremetal
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description: flavor to use when booting the server
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number_of_minions:
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type: string
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description: how many kubernetes minions to spawn
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default: 1
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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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resources:
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######################################################################
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#
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# software configs and deployments.
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#
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disable_selinux:
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type: "OS::Heat::SoftwareConfig"
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properties:
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group: script
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config: {get_file: fragments/disable-selinux.sh}
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disable_selinux_deployment:
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type: OS::Heat::SoftwareDeployment
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properties:
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config:
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get_resource: disable_selinux
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server:
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get_resource: kube_master
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write_heat_params:
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type: "OS::Heat::SoftwareConfig"
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properties:
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group: script
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config:
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str_replace:
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template: {get_file: fragments/write-heat-params-master.sh}
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params:
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"$MINION_ADDRESSES": {"Fn::Join": [",", {get_attr: [kube_minions, kube_node_ip]}]}
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"$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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write_heat_params_deployment:
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type: OS::Heat::SoftwareDeployment
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depends_on: disable_selinux_deployment
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properties:
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config:
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get_resource: write_heat_params
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server:
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get_resource: kube_master
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configure_kubernetes:
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type: "OS::Heat::SoftwareConfig"
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properties:
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group: script
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config: {get_file: fragments/configure-kubernetes-master.sh}
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configure_kubernetes_deployment:
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type: OS::Heat::SoftwareDeployment
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depends_on: write_heat_params_deployment
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properties:
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config:
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get_resource: configure_kubernetes
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server:
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get_resource: kube_master
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enable_etcd:
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type: "OS::Heat::SoftwareConfig"
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properties:
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group: script
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config: {get_file: fragments/enable-etcd.sh}
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enable_etcd_deployment:
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type: OS::Heat::SoftwareDeployment
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depends_on: configure_kubernetes_deployment
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properties:
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config:
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get_resource: enable_etcd
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server:
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get_resource: kube_master
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configure_flannel:
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type: "OS::Heat::SoftwareConfig"
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properties:
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group: script
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config: {get_file: fragments/configure-flannel.sh}
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configure_flannel_deployment:
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type: OS::Heat::SoftwareDeployment
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depends_on: enable_etcd_deployment
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properties:
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config:
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get_resource: configure_flannel
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server:
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get_resource: kube_master
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enable_services:
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type: "OS::Heat::SoftwareConfig"
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properties:
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group: script
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config: {get_file: fragments/enable-services-master.sh}
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enable_services_deployment:
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type: OS::Heat::SoftwareDeployment
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depends_on: configure_flannel_deployment
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properties:
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config:
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get_resource: enable_services
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server:
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get_resource: kube_master
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######################################################################
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#
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# databases server. this sets up a Kubernetes server
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#
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kube_master_floating:
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type: "OS::Neutron::FloatingIP"
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properties:
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floating_network_id:
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get_param: external_network_id
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port_id:
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get_attr: [kube_master, addresses, {get_param: fixed_network}, 0, port]
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kube_master:
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type: "OS::Nova::Server"
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properties:
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image:
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get_param: server_image
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flavor:
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get_param: server_flavor
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key_name:
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get_param: ssh_key_name
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networks:
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- network: {get_param: fixed_network}
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user_data_format: SOFTWARE_CONFIG
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kube_minions:
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type: "OS::Heat::ResourceGroup"
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depends_on: kube_master
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properties:
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count: {get_param: number_of_minions}
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resource_def:
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type: kubenode-fedora-ironic.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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server_flavor: {get_param: server_flavor}
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fixed_network: {get_param: fixed_network}
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kube_master_ip: {get_attr: [kube_master, networks, {get_param: fixed_network}, 0]}
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external_network_id: {get_param: external_network_id}
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kube_allow_priv: {get_param: kube_allow_priv}
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outputs:
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kube_master:
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value: {get_attr: [kube_master_floating, floating_ip_address]}
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kube_minions:
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value: {get_attr: [kube_minions, kube_node_ip]}
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kube_minions_external:
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value: {get_attr: [kube_minions, kube_node_external_ip]} |