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Hide DNS variables away from the user

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Fewer knobs == more winning. Also rename from kube.local to
cluster.local. Some e2e tests really want that.
This commit is contained in:
Eric Paris 2015-06-26 18:06:33 -04:00
parent 3a78104267
commit 3cacc42985
2 changed files with 20 additions and 16 deletions
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23
contrib/ansible/group_vars/all.yml
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@ -1,6 +1,7 @@
# Only used for the location to store flannel info in etcd, but may be used # will be used as the Internal dns domain name if DNS is enabled. Services
# for dns purposes and cluster id purposes in the future. # will be discoverable under <service-name>.<namespace>.svc.<domainname>, e.g.
cluster_name: kube.local # myservice.default.svc.cluster.local
cluster_name: cluster.local
# Account name of remote user. Ansible will use this user account to ssh into # Account name of remote user. Ansible will use this user account to ssh into
# the managed machines. The user must be able to use sudo without asking # the managed machines. The user must be able to use sudo without asking
@ -54,16 +55,6 @@ dns_setup: true
# How many replicas in the Replication Controller # How many replicas in the Replication Controller
dns_replicas: 1 dns_replicas: 1
# Internal DNS domain name. # There are other variable in roles/kubernetes/defaults/main.yml but changing
# This domain must not be used in your network. Services will be discoverable # them comes with a much higher risk to your cluster. So proceed over there
# under <service-name>.<namespace>.<domainname>, e.g. # with caution.
# myservice.default.kube.local
dns_domain: kube.local
# IP address of the DNS server.
# Kubernetes will create a pod with several containers, serving as the DNS
# server and expose it under this IP address. The IP address must be from
# the range specified as kube_service_addresses above.
# And this is the IP address you should use as address of the DNS server
# in your containers.
dns_server: 10.254.0.10

13
contrib/ansible/roles/kubernetes/defaults/main.yml
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@ -24,3 +24,16 @@ kube_manifest_dir: "{{ kube_config_dir }}/manifests"
# This is the group that the cert creation scripts chgrp the # This is the group that the cert creation scripts chgrp the
# cert files to. Not really changable... # cert files to. Not really changable...
kube_cert_group: kube-cert kube_cert_group: kube-cert
# Internal DNS domain name.
# This domain must not be used in your network. Services will be discoverable
# under <service-name>.<namespace>.<domainname>, e.g.
# myservice.default.cluster.local
dns_domain: "{{ cluster_name }}"
# IP address of the DNS server.
# Kubernetes will create a pod with several containers, serving as the DNS
# server and expose it under this IP address. The IP address must be from
# the range specified as kube_service_addresses. This magic will actually
# pick the 10th ip address in the kube_service_addresses range and use that.
dns_server: "{{ kube_service_addresses|ipaddr('net')|ipaddr(10)|ipaddr('address') }}"