c12s-kubespray/inventory/group_vars/k8s-cluster.yml
Matthew Mosesohn ad6fecefa8
Update Kubernetes to v1.9.0 (#2100)
Update checksum for kubeadm
Use v1.9.0 kubeadm params
Include hash of ca.crt for kubeadm join
Update tag for testing upgrades
Add workaround for testing upgrades
Remove scale CI scenarios because of slow inventory parsing
in ansible 2.4.x.

Change region for tests to us-central1 to
improve ansible performance
2017-12-25 08:57:45 +00:00

184 lines
6.3 KiB
YAML

# Kubernetes configuration dirs and system namespace.
# Those are where all the additional config stuff goes
# the kubernetes normally puts in /srv/kubernets.
# This puts them in a sane location and namespace.
# Editting those values will almost surely break something.
kube_config_dir: /etc/kubernetes
kube_script_dir: "{{ bin_dir }}/kubernetes-scripts"
kube_manifest_dir: "{{ kube_config_dir }}/manifests"
system_namespace: kube-system
# Logging directory (sysvinit systems)
kube_log_dir: "/var/log/kubernetes"
# This is where all the cert scripts and certs will be located
kube_cert_dir: "{{ kube_config_dir }}/ssl"
# This is where all of the bearer tokens will be stored
kube_token_dir: "{{ kube_config_dir }}/tokens"
# This is where to save basic auth file
kube_users_dir: "{{ kube_config_dir }}/users"
kube_api_anonymous_auth: false
## Change this to use another Kubernetes version, e.g. a current beta release
kube_version: v1.9.0
# Where the binaries will be downloaded.
# Note: ensure that you've enough disk space (about 1G)
local_release_dir: "/tmp/releases"
# Random shifts for retrying failed ops like pushing/downloading
retry_stagger: 5
# This is the group that the cert creation scripts chgrp the
# cert files to. Not really changable...
kube_cert_group: kube-cert
# Cluster Loglevel configuration
kube_log_level: 2
# Users to create for basic auth in Kubernetes API via HTTP
# Optionally add groups for user
kube_api_pwd: "{{ lookup('password', 'credentials/kube_user length=15 chars=ascii_letters,digits') }}"
kube_users:
kube:
pass: "{{kube_api_pwd}}"
role: admin
groups:
- system:masters
## It is possible to activate / deactivate selected authentication methods (basic auth, static token auth)
#kube_oidc_auth: false
#kube_basic_auth: false
#kube_token_auth: false
## Variables for OpenID Connect Configuration https://kubernetes.io/docs/admin/authentication/
## To use OpenID you have to deploy additional an OpenID Provider (e.g Dex, Keycloak, ...)
# kube_oidc_url: https:// ...
# kube_oidc_client_id: kubernetes
## Optional settings for OIDC
# kube_oidc_ca_file: {{ kube_cert_dir }}/ca.pem
# kube_oidc_username_claim: sub
# kube_oidc_groups_claim: groups
# Choose network plugin (calico, contiv, weave or flannel)
# Can also be set to 'cloud', which lets the cloud provider setup appropriate routing
kube_network_plugin: calico
# weave's network password for encryption
# if null then no network encryption
# you can use --extra-vars to pass the password in command line
weave_password: EnterPasswordHere
# Weave uses consensus mode by default
# Enabling seed mode allow to dynamically add or remove hosts
# https://www.weave.works/docs/net/latest/ipam/
weave_mode_seed: false
# This two variable are automatically changed by the weave's role, do not manually change these values
# To reset values :
# weave_seed: uninitialized
# weave_peers: uninitialized
weave_seed: uninitialized
weave_peers: uninitialized
# Enable kubernetes network policies
enable_network_policy: false
# Kubernetes internal network for services, unused block of space.
kube_service_addresses: 10.233.0.0/18
# internal network. When used, it will assign IP
# addresses from this range to individual pods.
# This network must be unused in your network infrastructure!
kube_pods_subnet: 10.233.64.0/18
# internal network node size allocation (optional). This is the size allocated
# to each node on your network. With these defaults you should have
# room for 4096 nodes with 254 pods per node.
kube_network_node_prefix: 24
# The port the API Server will be listening on.
kube_apiserver_ip: "{{ kube_service_addresses|ipaddr('net')|ipaddr(1)|ipaddr('address') }}"
kube_apiserver_port: 6443 # (https)
kube_apiserver_insecure_port: 8080 # (http)
# DNS configuration.
# Kubernetes cluster name, also will be used as DNS domain
cluster_name: cluster.local
# Subdomains of DNS domain to be resolved via /etc/resolv.conf for hostnet pods
ndots: 2
# Can be dnsmasq_kubedns, kubedns or none
dns_mode: kubedns
# Can be docker_dns, host_resolvconf or none
resolvconf_mode: docker_dns
# Deploy netchecker app to verify DNS resolve as an HTTP service
deploy_netchecker: false
# Ip address of the kubernetes skydns service
skydns_server: "{{ kube_service_addresses|ipaddr('net')|ipaddr(3)|ipaddr('address') }}"
dnsmasq_dns_server: "{{ kube_service_addresses|ipaddr('net')|ipaddr(2)|ipaddr('address') }}"
dns_domain: "{{ cluster_name }}"
# Path used to store Docker data
docker_daemon_graph: "/var/lib/docker"
## A string of extra options to pass to the docker daemon.
## This string should be exactly as you wish it to appear.
## An obvious use case is allowing insecure-registry access
## to self hosted registries like so:
docker_options: "--insecure-registry={{ kube_service_addresses }} --graph={{ docker_daemon_graph }} {{ docker_log_opts }}"
docker_bin_dir: "/usr/bin"
# Settings for containerized control plane (etcd/kubelet/secrets)
etcd_deployment_type: docker
kubelet_deployment_type: host
vault_deployment_type: docker
helm_deployment_type: host
# K8s image pull policy (imagePullPolicy)
k8s_image_pull_policy: IfNotPresent
# Kubernetes dashboard
# RBAC required. see docs/getting-started.md for access details.
dashboard_enabled: true
# Monitoring apps for k8s
efk_enabled: false
# Helm deployment
helm_enabled: false
# Istio deployment
istio_enabled: false
# Local volume provisioner deployment
local_volumes_enabled: false
# Add Persistent Volumes Storage Class for corresponding cloud provider ( OpenStack is only supported now )
persistent_volumes_enabled: false
# Make a copy of kubeconfig on the host that runs Ansible in GITDIR/artifacts
# kubeconfig_localhost: false
# Download kubectl onto the host that runs Ansible in GITDIR/artifacts
# kubectl_localhost: false
# dnsmasq
# dnsmasq_upstream_dns_servers:
# - /resolvethiszone.with/10.0.4.250
# - 8.8.8.8
# Enable creation of QoS cgroup hierarchy, if true top level QoS and pod cgroups are created. (default true)
# kubelet_cgroups_per_qos: true
# A comma separated list of levels of node allocatable enforcement to be enforced by kubelet.
# Acceptible options are 'pods', 'system-reserved', 'kube-reserved' and ''. Default is "".
# kubelet_enforce_node_allocatable: pods
## Supplementary addresses that can be added in kubernetes ssl keys.
## That can be usefull for example to setup a keepalived virtual IP
# supplementary_addresses_in_ssl_keys: [10.0.0.1, 10.0.0.2, 10.0.0.3]