757 lines
22 KiB
YAML
757 lines
22 KiB
YAML
heat_template_version: 2014-10-16
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description: >
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This is a nested stack that defines a single Kubernetes master, This stack is
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included by an ResourceGroup resource in the parent template
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(kubecluster.yaml).
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parameters:
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name:
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type: string
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description: server name
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server_image:
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type: string
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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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description: flavor to use when booting the server
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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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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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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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constraints:
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- allowed_values: ["true", "false"]
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etcd_volume_size:
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type: number
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description: >
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size of a cinder volume to allocate for etcd storage
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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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docker_volume_type:
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type: string
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description: >
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type of a cinder volume to allocate to docker for container/image
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storage
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docker_storage_driver:
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type: string
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description: docker storage driver name
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default: "devicemapper"
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volume_driver:
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type: string
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description: volume driver to use for container storage
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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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flannel_network_subnetlen:
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type: number
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description: size of subnet assigned to each master
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flannel_backend:
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type: string
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description: >
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specify the backend for flannel, default udp backend
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constraints:
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- allowed_values: ["udp", "vxlan", "host-gw"]
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system_pods_initial_delay:
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type: number
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description: >
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health check, time to wait for system pods (podmaster, scheduler) to boot
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(in seconds)
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default: 30
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system_pods_timeout:
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type: number
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description: >
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health check, timeout for system pods (podmaster, scheduler) to answer.
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(in seconds)
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default: 5
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admission_control_list:
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type: string
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description: >
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List of admission control plugins to activate
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discovery_url:
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type: string
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description: >
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Discovery URL used for bootstrapping the etcd cluster.
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tls_disabled:
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type: boolean
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description: whether or not to enable TLS
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kube_dashboard_enabled:
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type: boolean
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description: whether or not to disable kubernetes dashboard
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influx_grafana_dashboard_enabled:
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type: boolean
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description: Enable influxdb with grafana dashboard for data from heapster
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verify_ca:
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type: boolean
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description: whether or not to validate certificate authority
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kubernetes_port:
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type: number
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description: >
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The port which are used by kube-apiserver to provide Kubernetes
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service.
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cluster_uuid:
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type: string
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description: identifier for the cluster this template is generating
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magnum_url:
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type: string
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description: endpoint to retrieve TLS certs from
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prometheus_monitoring:
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type: boolean
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description: >
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whether or not to have prometheus and grafana deployed
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grafana_admin_passwd:
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type: string
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hidden: true
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description: >
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admin user password for the Grafana monitoring interface
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api_public_address:
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type: string
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description: Public IP address of the Kubernetes master server.
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default: ""
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api_private_address:
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type: string
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description: Private IP address of the Kubernetes master server.
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default: ""
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fixed_network:
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type: string
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description: Network from which to allocate fixed addresses.
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fixed_subnet:
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type: string
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description: Subnet from which to allocate fixed addresses.
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network_driver:
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type: string
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description: network driver to use for instantiating container networks
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wait_condition_timeout:
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type: number
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description : >
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timeout for the Wait Conditions
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secgroup_kube_master_id:
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type: string
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description: ID of the security group for kubernetes master.
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api_pool_id:
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type: string
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description: ID of the load balancer pool of k8s API server.
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etcd_pool_id:
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type: string
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description: ID of the load balancer pool of etcd server.
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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
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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
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http_proxy:
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type: string
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description: http proxy address for docker
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https_proxy:
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type: string
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description: https proxy address for docker
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no_proxy:
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type: string
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description: no proxies for docker
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kube_tag:
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type: string
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description: tag of the k8s containers used to provision the kubernetes cluster
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etcd_tag:
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type: string
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description: tag of the etcd system container
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kube_version:
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type: string
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description: version of kubernetes used for kubernetes cluster
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kube_dashboard_version:
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type: string
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description: version of kubernetes dashboard used for kubernetes cluster
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trustee_user_id:
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type: string
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description: user id of the trustee
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trustee_password:
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type: string
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description: password of the trustee
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hidden: true
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trust_id:
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type: string
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description: id of the trust which is used by the trustee
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hidden: true
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insecure_registry_url:
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type: string
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description: insecure registry url
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container_infra_prefix:
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type: string
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description: >
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prefix of container images used in the cluster, kubernetes components,
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kubernetes-dashboard, coredns etc
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etcd_lb_vip:
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type: string
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description: >
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etcd lb vip private used to generate certs on master.
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default: ""
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dns_service_ip:
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type: string
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description: >
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address used by Kubernetes DNS service
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dns_cluster_domain:
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type: string
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description: >
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domain name for cluster DNS
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openstack_ca:
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type: string
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description: The OpenStack CA certificate to install on the node.
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nodes_server_group_id:
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type: string
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description: ID of the server group for kubernetes cluster nodes.
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availability_zone:
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type: string
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description: >
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availability zone for master and nodes
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default: ""
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ca_key:
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type: string
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description: key of internal ca for the kube certificate api manager
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hidden: true
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cert_manager_api:
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type: boolean
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description: true if the kubernetes cert api manager should be enabled
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default: false
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calico_tag:
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type: string
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description: tag of the calico containers used to provision the calico node
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calico_cni_tag:
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type: string
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description: tag of the cni used to provision the calico node
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calico_kube_controllers_tag:
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type: string
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description: tag of the kube_controllers used to provision the calico node
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calico_ipv4pool:
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type: string
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description: Configure the IP pool from which Pod IPs will be chosen
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pods_network_cidr:
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type: string
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description: Configure the IP pool/range from which pod IPs will be chosen
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ingress_controller:
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type: string
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description: >
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ingress controller backend to use
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ingress_controller_role:
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type: string
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description: >
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node role where the ingress controller should run
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kubelet_options:
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type: string
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description: >
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additional options to be passed to the kubelet
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kubeapi_options:
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type: string
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description: >
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additional options to be passed to the api
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kubecontroller_options:
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type: string
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description: >
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additional options to be passed to the controller manager
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kubeproxy_options:
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type: string
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description: >
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additional options to be passed to the kube proxy
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kubescheduler_options:
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type: string
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description: >
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additional options to be passed to the scheduler
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octavia_enabled:
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type: boolean
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description: >
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whether or not to use Octavia for LoadBalancer type service.
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default: False
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container_runtime:
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type: string
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description: >
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Container runtime to use with Kubernetes.
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hyperkube_image:
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type: string
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description: >
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Docker registry used for hyperkube image
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resources:
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master_wait_handle:
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type: OS::Heat::WaitConditionHandle
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master_wait_condition:
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type: OS::Heat::WaitCondition
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depends_on: kube-master
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properties:
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handle: {get_resource: master_wait_handle}
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timeout: {get_param: wait_condition_timeout}
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######################################################################
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#
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# resource that exposes the IPs of either the kube master or the API
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# LBaaS pool depending on whether LBaaS is enabled for the cluster.
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#
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api_address_switch:
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type: Magnum::ApiGatewaySwitcher
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properties:
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pool_public_ip: {get_param: api_public_address}
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pool_private_ip: {get_param: api_private_address}
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master_public_ip: {get_attr: [kube_master_floating, floating_ip_address]}
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master_private_ip: {get_attr: [kube_master_eth0, fixed_ips, 0, ip_address]}
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######################################################################
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#
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# software configs. these are components that are combined into
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# a multipart MIME user-data archive.
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#
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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: ungrouped
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config:
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str_replace:
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template: {get_file: fragments/write-heat-params-master.yaml}
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params:
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"$KUBE_API_PUBLIC_ADDRESS": {get_attr: [api_address_switch, public_ip]}
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"$KUBE_API_PRIVATE_ADDRESS": {get_attr: [api_address_switch, private_ip]}
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"$KUBE_NODE_PUBLIC_IP": {get_attr: [kube_master_floating, floating_ip_address]}
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"$KUBE_NODE_IP": {get_attr: [kube_master_eth0, fixed_ips, 0, ip_address]}
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"$KUBE_ALLOW_PRIV": {get_param: kube_allow_priv}
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"$ETCD_VOLUME": {get_resource: etcd_volume}
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"$ETCD_VOLUME_SIZE": {get_param: etcd_volume_size}
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"$DOCKER_VOLUME": {get_resource: docker_volume}
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"$DOCKER_VOLUME_SIZE": {get_param: docker_volume_size}
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"$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_BACKEND": {get_param: flannel_backend}
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"$SYSTEM_PODS_INITIAL_DELAY": {get_param: system_pods_initial_delay}
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"$SYSTEM_PODS_TIMEOUT": {get_param: system_pods_timeout}
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"$PORTAL_NETWORK_CIDR": {get_param: portal_network_cidr}
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"$ADMISSION_CONTROL_LIST": {get_param: admission_control_list}
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"$CLUSTER_SUBNET": {get_param: fixed_subnet}
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"$ETCD_DISCOVERY_URL": {get_param: discovery_url}
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"$WAIT_CURL": {get_attr: [master_wait_handle, curl_cli]}
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"$NETWORK_DRIVER": {get_param: network_driver}
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"$KUBE_API_PORT": {get_param: kubernetes_port}
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"$TLS_DISABLED": {get_param: tls_disabled}
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"$VERIFY_CA": {get_param: verify_ca}
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"$KUBE_DASHBOARD_ENABLED": {get_param: kube_dashboard_enabled}
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"$INFLUX_GRAFANA_DASHBOARD_ENABLED": {get_param: influx_grafana_dashboard_enabled}
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"$KUBE_VERSION": {get_param: kube_version}
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"$KUBE_DASHBOARD_VERSION": {get_param: kube_dashboard_version}
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"$CLUSTER_UUID": {get_param: cluster_uuid}
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"$MAGNUM_URL": {get_param: magnum_url}
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"$HTTP_PROXY": {get_param: http_proxy}
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"$HTTPS_PROXY": {get_param: https_proxy}
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"$NO_PROXY": {get_param: no_proxy}
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"$TRUSTEE_USER_ID": {get_param: trustee_user_id}
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"$TRUSTEE_PASSWORD": {get_param: trustee_password}
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"$TRUST_ID": {get_param: trust_id}
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"$AUTH_URL": {get_param: auth_url}
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"$KUBE_CERTS_PATH": "/etc/kubernetes/ssl"
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"$HOST_CERTS_PATH": "/usr/share/ca-certificates"
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"$HYPERKUBE_IMAGE_REPO":
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str_replace:
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template: insecure_registry_urlhyperkube_image
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params:
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insecure_registry_url: { get_param: insecure_registry_url }
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hyperkube_image: { get_param: hyperkube_image }
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"$INSECURE_REGISTRY_URL": {get_param: insecure_registry_url}
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"$CONTAINER_RUNTIME": {get_param: container_runtime}
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"$ETCD_LB_VIP": {get_param: etcd_lb_vip}
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"$DNS_SERVICE_IP": {get_param: dns_service_ip}
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"$DNS_CLUSTER_DOMAIN": {get_param: dns_cluster_domain}
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"$OCTAVIA_ENABLED": {get_param: octavia_enabled}
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write_kubeconfig:
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type: OS::Heat::SoftwareConfig
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properties:
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group: ungrouped
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config: {get_file: fragments/write-master-kubeconfig.yaml}
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enable_docker_mount:
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type: OS::Heat::SoftwareConfig
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properties:
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group: ungrouped
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config: {get_file: fragments/enable-docker-mount.yaml}
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add_ext_ca_certs:
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type: OS::Heat::SoftwareConfig
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properties:
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group: ungrouped
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config:
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str_replace:
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params:
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$OPENSTACK_CA: {get_param: openstack_ca}
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template: {get_file: fragments/add-ext-ca-certs.yaml}
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configure_etcd:
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type: OS::Heat::SoftwareConfig
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properties:
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group: ungrouped
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config: {get_file: fragments/configure-etcd.yaml}
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make_cert:
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type: OS::Heat::SoftwareConfig
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properties:
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group: ungrouped
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config: {get_file: fragments/make-cert.yaml}
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write_network_config:
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type: OS::Heat::SoftwareConfig
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properties:
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group: ungrouped
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config: {get_file: fragments/write-network-config.yaml}
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enable_network_service:
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type: OS::Heat::SoftwareConfig
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properties:
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group: ungrouped
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config: {get_file: fragments/enable-network-service.yaml}
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enable_kubelet:
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type: OS::Heat::SoftwareConfig
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properties:
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group: ungrouped
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config: {get_file: fragments/enable-kubelet-master.yaml}
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enable_kube_apiserver:
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type: OS::Heat::SoftwareConfig
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properties:
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group: ungrouped
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config: {get_file: fragments/enable-kube-apiserver.yaml}
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create_kube_namespace:
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type: OS::Heat::SoftwareConfig
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properties:
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group: ungrouped
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config: {get_file: fragments/create-kube-namespace.yaml}
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enable_kube_proxy:
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type: OS::Heat::SoftwareConfig
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properties:
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group: ungrouped
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config: {get_file: fragments/enable-kube-proxy-master.yaml}
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enable_kube_controller_manager:
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type: OS::Heat::SoftwareConfig
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properties:
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group: ungrouped
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config: {get_file: fragments/enable-kube-controller-manager.yaml}
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enable_kube_scheduler:
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type: OS::Heat::SoftwareConfig
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properties:
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group: ungrouped
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config: {get_file: fragments/enable-kube-scheduler.yaml}
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enable_kube_dashboard:
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type: OS::Heat::SoftwareConfig
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properties:
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group: ungrouped
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config: {get_file: fragments/enable-kube-dashboard.yaml}
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wc_notify:
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type: OS::Heat::SoftwareConfig
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properties:
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group: ungrouped
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config: {get_file: fragments/wc-notify.yaml}
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add_proxy:
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type: OS::Heat::SoftwareConfig
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properties:
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group: ungrouped
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config: {get_file: fragments/add-proxy.yaml}
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configure_docker:
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type: OS::Heat::SoftwareConfig
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properties:
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group: ungrouped
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config: {get_file: fragments/configure-docker.yaml}
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enable_coredns:
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type: OS::Heat::SoftwareConfig
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properties:
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group: ungrouped
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config: {get_file: fragments/enable-coredns.yaml}
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kube_master_init:
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type: OS::Heat::SoftwareConfig
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properties:
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group: ungrouped
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config:
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str_replace:
|
|
template: |
|
|
$add_ext_ca_certs
|
|
$write_heat_params
|
|
$write_kubeconfig
|
|
$enable_docker_mount
|
|
$make_cert
|
|
$configure_docker
|
|
$add_proxy
|
|
$configure_etcd
|
|
$write_network_config
|
|
$enable_network_service
|
|
$enable_kubelet
|
|
$enable_kube_apiserver
|
|
$create_kube_namespace
|
|
$enable_kube_proxy
|
|
$enable_kube_controller_manager
|
|
$enable_kube_scheduler
|
|
$enable_kube_dashboard
|
|
$enable_coredns
|
|
$wc_notify
|
|
coreos:
|
|
units:
|
|
- name: "add-ext-ca-certs.service"
|
|
command: "start"
|
|
- name: "make-cert.service"
|
|
command: "start"
|
|
- name: "enable-docker-mount.service"
|
|
command: "start"
|
|
- name: "configure-docker.service"
|
|
command: "start"
|
|
- name: "add-proxy.service"
|
|
command: "start"
|
|
- name: "configure-etcd.service"
|
|
command: "start"
|
|
- name: "write-network-config.service"
|
|
command: "start"
|
|
- name: "enable-network-service.service"
|
|
command: "start"
|
|
- name: "enable-kubelet.service"
|
|
command: "start"
|
|
- name: "enable-kube-apiserver.service"
|
|
command: "start"
|
|
- name: "create-kube-namespace.service"
|
|
command: "start"
|
|
- name: "enable-kube-proxy.service"
|
|
command: "start"
|
|
- name: "enable-kube-controller-manager.service"
|
|
command: "start"
|
|
- name: "enable-kube-scheduler.service"
|
|
command: "start"
|
|
- name: "enable-kube-dashboard.service"
|
|
command: "start"
|
|
- name: "enable-coredns.service"
|
|
command: "start"
|
|
- name: "wc-notify.service"
|
|
command: "start"
|
|
params:
|
|
"$add_ext_ca_certs": {get_attr: [add_ext_ca_certs, config]}
|
|
"$write_heat_params": {get_attr: [write_heat_params, config]}
|
|
"$write_kubeconfig": {get_attr: [write_kubeconfig, config]}
|
|
"$enable_docker_mount": {get_attr: [enable_docker_mount, config]}
|
|
"$make_cert": {get_attr: [make_cert, config]}
|
|
"$configure_docker": {get_attr: [configure_docker, config]}
|
|
"$add_proxy": {get_attr: [add_proxy, config]}
|
|
"$configure_etcd": {get_attr: [configure_etcd, config]}
|
|
"$write_network_config": {get_attr: [write_network_config, config]}
|
|
"$enable_network_service": {get_attr: [enable_network_service, config]}
|
|
"$enable_kubelet": {get_attr: [enable_kubelet, config]}
|
|
"$enable_kube_apiserver": {get_attr: [enable_kube_apiserver, config]}
|
|
"$create_kube_namespace": {get_attr: [create_kube_namespace, config]}
|
|
"$enable_kube_proxy": {get_attr: [enable_kube_proxy, config]}
|
|
"$enable_kube_controller_manager": {get_attr: [enable_kube_controller_manager, config]}
|
|
"$enable_kube_scheduler": {get_attr: [enable_kube_scheduler, config]}
|
|
"$enable_kube_dashboard": {get_attr: [enable_kube_dashboard, config]}
|
|
"$enable_coredns": {get_attr: [enable_coredns, config]}
|
|
"$wc_notify": {get_attr: [wc_notify, config]}
|
|
|
|
######################################################################
|
|
#
|
|
# a single kubernetes master.
|
|
#
|
|
|
|
# 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-master:
|
|
type: OS::Nova::Server
|
|
properties:
|
|
name: {get_param: name}
|
|
image: {get_param: server_image}
|
|
flavor: {get_param: master_flavor}
|
|
key_name: {get_param: ssh_key_name}
|
|
user_data_format: RAW
|
|
user_data: {get_resource: kube_master_init}
|
|
networks:
|
|
- port: {get_resource: kube_master_eth0}
|
|
scheduler_hints: { group: { get_param: nodes_server_group_id }}
|
|
|
|
kube_master_eth0:
|
|
type: OS::Neutron::Port
|
|
properties:
|
|
network: {get_param: fixed_network}
|
|
security_groups:
|
|
- {get_param: secgroup_kube_master_id}
|
|
fixed_ips:
|
|
- subnet: {get_param: fixed_subnet}
|
|
allowed_address_pairs:
|
|
- ip_address: {get_param: flannel_network_cidr}
|
|
replacement_policy: AUTO
|
|
|
|
kube_master_floating:
|
|
type: Magnum::Optional::KubeMaster::Neutron::FloatingIP
|
|
properties:
|
|
floating_network: {get_param: external_network}
|
|
port_id: {get_resource: kube_master_eth0}
|
|
|
|
api_pool_member:
|
|
type: Magnum::Optional::Neutron::LBaaS::PoolMember
|
|
properties:
|
|
pool: {get_param: api_pool_id}
|
|
address: {get_attr: [kube_master_eth0, fixed_ips, 0, ip_address]}
|
|
subnet: { get_param: fixed_subnet }
|
|
protocol_port: {get_param: kubernetes_port}
|
|
|
|
etcd_pool_member:
|
|
type: Magnum::Optional::Neutron::LBaaS::PoolMember
|
|
properties:
|
|
pool: {get_param: etcd_pool_id}
|
|
address: {get_attr: [kube_master_eth0, fixed_ips, 0, ip_address]}
|
|
subnet: { get_param: fixed_subnet }
|
|
protocol_port: 2379
|
|
|
|
######################################################################
|
|
#
|
|
# etcd storage. This allocates a cinder volume and attaches it
|
|
# to the master.
|
|
#
|
|
|
|
etcd_volume:
|
|
type: Magnum::Optional::Etcd::Volume
|
|
properties:
|
|
size: {get_param: etcd_volume_size}
|
|
|
|
etcd_volume_attach:
|
|
type: Magnum::Optional::Etcd::VolumeAttachment
|
|
properties:
|
|
instance_uuid: {get_resource: kube-master}
|
|
volume_id: {get_resource: etcd_volume}
|
|
mountpoint: /dev/vdc
|
|
|
|
######################################################################
|
|
#
|
|
# docker storage. This allocates a cinder volume and attaches it
|
|
# to the minion.
|
|
#
|
|
|
|
docker_volume:
|
|
type: Magnum::Optional::Cinder::Volume
|
|
properties:
|
|
size: {get_param: docker_volume_size}
|
|
volume_type: {get_param: docker_volume_type}
|
|
|
|
docker_volume_attach:
|
|
type: Magnum::Optional::Cinder::VolumeAttachment
|
|
properties:
|
|
instance_uuid: {get_resource: kube-master}
|
|
volume_id: {get_resource: docker_volume}
|
|
mountpoint: /dev/vdb
|
|
|
|
|
|
outputs:
|
|
|
|
kube_master_ip:
|
|
value: {get_attr: [kube_master_eth0, fixed_ips, 0, ip_address]}
|
|
description: >
|
|
This is the "private" IP address of the Kubernetes master node.
|
|
|
|
kube_master_external_ip:
|
|
value: {get_attr: [kube_master_floating, floating_ip_address]}
|
|
description: >
|
|
This is the "public" IP address of the Kubernetes master node.
|