136 lines
4.8 KiB
YAML
136 lines
4.8 KiB
YAML
## Required for bootstrap-os/preinstall/download roles and setting facts
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# Valid bootstrap options (required): ubuntu, coreos, centos, none
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bootstrap_os: none
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kube_api_anonymous_auth: false
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## Change this to use another Kubernetes version, e.g. a current beta release
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kube_version: v1.6.4
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# Directory where the binaries will be installed
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bin_dir: /usr/local/bin
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docker_bin_dir: /usr/bin
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etcd_data_dir: /var/lib/etcd
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# Where the binaries will be downloaded.
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# Note: ensure that you've enough disk space (about 1G)
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local_release_dir: "/tmp/releases"
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# Random shifts for retrying failed ops like pushing/downloading
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retry_stagger: 5
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# DNS configuration.
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# Kubernetes cluster name, also will be used as DNS domain
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cluster_name: cluster.local
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# Subdomains of DNS domain to be resolved via /etc/resolv.conf for hostnet pods
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ndots: 2
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# Can be dnsmasq_kubedns, kubedns or none
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dns_mode: dnsmasq_kubedns
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# Can be docker_dns, host_resolvconf or none
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resolvconf_mode: docker_dns
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# Deploy netchecker app to verify DNS resolve as an HTTP service
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deploy_netchecker: false
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# Ip address of the kubernetes skydns service
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skydns_server: "{{ kube_service_addresses|ipaddr('net')|ipaddr(3)|ipaddr('address') }}"
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dns_server: "{{ kube_service_addresses|ipaddr('net')|ipaddr(2)|ipaddr('address') }}"
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dns_domain: "{{ cluster_name }}"
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# Kubernetes configuration dirs and system namespace.
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# Those are where all the additional config stuff goes
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# the kubernetes normally puts in /srv/kubernets.
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# This puts them in a sane location and namespace.
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# Editting those values will almost surely break something.
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kube_config_dir: /etc/kubernetes
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kube_script_dir: "{{ bin_dir }}/kubernetes-scripts"
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kube_manifest_dir: "{{ kube_config_dir }}/manifests"
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system_namespace: kube-system
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# This is where all the cert scripts and certs will be located
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kube_cert_dir: "{{ kube_config_dir }}/ssl"
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# This is where all of the bearer tokens will be stored
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kube_token_dir: "{{ kube_config_dir }}/tokens"
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# This is where to save basic auth file
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kube_users_dir: "{{ kube_config_dir }}/users"
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# This is the group that the cert creation scripts chgrp the
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# cert files to. Not really changable...
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kube_cert_group: kube-cert
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# Cluster Loglevel configuration
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kube_log_level: 2
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# Users to create for basic auth in Kubernetes API via HTTP
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kube_api_pwd: "changeme"
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kube_users:
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kube:
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pass: "{{kube_api_pwd}}"
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role: admin
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root:
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pass: "{{kube_api_pwd}}"
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role: admin
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# Choose network plugin (calico, weave or flannel)
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# Can also be set to 'cloud', which lets the cloud provider setup appropriate routing
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kube_network_plugin: calico
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# Kubernetes internal network for services, unused block of space.
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kube_service_addresses: 10.233.0.0/18
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# internal network. When used, it will assign IP
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# addresses from this range to individual pods.
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# This network must be unused in your network infrastructure!
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kube_pods_subnet: 10.233.64.0/18
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# internal network node size allocation (optional). This is the size allocated
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# to each node on your network. With these defaults you should have
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# room for 4096 nodes with 254 pods per node.
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kube_network_node_prefix: 24
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# The port the API Server will be listening on.
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kube_apiserver_ip: "{{ kube_service_addresses|ipaddr('net')|ipaddr(1)|ipaddr('address') }}"
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kube_apiserver_port: 6443 # (https)
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kube_apiserver_insecure_port: 8080 # (http)
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# Path used to store Docker data
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docker_daemon_graph: "/var/lib/docker"
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# Docker log options
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# Rotate container stderr/stdout logs at 50m and keep last 5
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docker_log_opts: "--log-opt max-size=50m --log-opt max-file=5"
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## A string of extra options to pass to the docker daemon.
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## This string should be exactly as you wish it to appear.
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## An obvious use case is allowing insecure-registry access
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## to self hosted registries like so:
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docker_options: "--insecure-registry={{ kube_service_addresses }} --graph={{ docker_daemon_graph }} {{ docker_log_opts }}"
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# Settings for containerized control plane (etcd/kubelet/secrets)
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etcd_deployment_type: docker
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kubelet_deployment_type: docker
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cert_management: script
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vault_deployment_type: docker
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# K8s image pull policy (imagePullPolicy)
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k8s_image_pull_policy: IfNotPresent
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efk_enabled: false
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enable_network_policy: false
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## List of authorization plugins that must be configured for
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## the k8s cluster. Only 'AlwaysAllow' and 'RBAC' is supported
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## at the moment.
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authorization_mode: ['AlwaysAllow']
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rbac_enabled: "{{ 'RBAC' in authorization_mode }}"
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## Set this flag to re-create kubernetes node and master certificates !!WARNING!!: Will overwrite existing certs.
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rotate_kubernetes_certs: false
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ssl_ca_dirs: "[
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{% if ansible_os_family in ['CoreOS', 'Container Linux by CoreOS'] -%}
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'/usr/share/ca-certificates',
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{% elif ansible_os_family == 'RedHat' -%}
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'/etc/pki/tls',
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'/etc/pki/ca-trust',
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{% elif ansible_os_family == 'Debian' -%}
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'/usr/share/ca-certificates',
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{% endif -%}
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]"
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