c12s-kubespray/environments/dev/group_vars/k8s-cluster.yml
2015-10-03 22:19:50 +02:00

68 lines
2.3 KiB
YAML

# Users to create for basic auth in Kubernetes API via HTTP
kube_users:
kube:
pass: changeme
role: admin
root:
pass: changeme
role: admin
# Kubernetes cluster name, also will be used as DNS domain
cluster_name: cluster.local
#
# set this variable to calico if needed. keep it empty if flannel is used
overlay_network_plugin: calico
# 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!
overlay_network_subnet: 10.233.64.0/18
# internal network total size (optional). This is the prefix of the
# entire overlay network. So the entirety of 4.0.0.0/16 must be
# unused in your environment.
# overlay_network_prefix: 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.
overlay_network_host_prefix: 24
# Internal DNS configuration.
# Kubernetes can create and mainatain its own DNS server to resolve service names
# into appropriate IP addresses. It's highly advisable to run such DNS server,
# as it greatly simplifies configuration of your applications - you can use
# service names instead of magic environment variables.
# You still must manually configure all your containers to use this DNS server,
# Kubernetes won't do this for you (yet).
# Upstream dns servers used by dnsmasq
upstream_dns_servers:
- 8.8.8.8
- 4.4.8.8
# Turn this varable to 'false' to disable whole DNS configuration.
dns_setup: true
dns_domain: "{{ cluster_name }}"
# Ip address of the kubernetes dns service
kube_dns_server: 10.233.0.10
# Number of replicas of DNS instances started on kubernetes
dns_replicas: 2
# Set to 'false' to disable default Kubernetes UI setup
enable_ui: true
# Set to 'false' to disable default Elasticsearch + Kibana logging setup
enable_logging: false
# Set to "false' to disable default Monitoring (cAdvisor + heapster + influxdb + grafana)
enable_monitoring: false
# Set to 'false' to disable the docker garbage collection.
# Every hour it removes images that are not used by containers and exited containers.
enable_docker_gc: true