c12s-kubespray/roles/kubernetes/master/defaults/main/etcd.yml
Matthew Mosesohn 4348e78b24 Enable kubeadm etcd mode (#4818)
* Enable kubeadm etcd mode

Uses cert commands from kubeadm experimental control plane to
enable non-master nodes to obtain etcd certs.

Related story: PROD-29434

Change-Id: Idafa1d223e5c6ceadf819b6f9c06adf4c4f74178

* Add validation checks and exclude calico kdd mode

Change-Id: Ic234f5e71261d33191376e70d438f9f6d35f358c

* Move etcd mode test to ubuntu flannel HA job

Change-Id: I9af6fd80a1bbb1692ab10d6da095eb368f6bc732

* rename etcd_mode to etcd_kubeadm_enabled

Change-Id: Ib196d6c8a52f48cae370b026f7687ff9ca69c172
2019-06-20 11:12:51 -07:00

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YAML

---
# Note: This does not set up DNS entries. It simply adds the following DNS
# entries to the certificate
etcd_cert_alt_names:
- "etcd.kube-system.svc.{{ dns_domain }}"
- "etcd.kube-system.svc"
- "etcd.kube-system"
- "etcd"
etcd_cert_alt_ips: []
etcd_heartbeat_interval: "250"
etcd_election_timeout: "5000"
# etcd_snapshot_count: "10000"
# Parameters for ionice
# -c takes an integer between 0 and 3 or one of the strings none, realtime, best-effort or idle.
# -n takes an integer between 0 (highest priority) and 7 (lowest priority)
# etcd_ionice: "-c2 -n0"
etcd_metrics: "basic"
## A dictionary of extra environment variables to add to etcd.env, formatted like:
## etcd_extra_vars:
## var1: "value1"
## var2: "value2"
## Note this is different from the etcd role with ETCD_ prfexi, caps, and underscores
etcd_extra_vars: {}
# etcd_quota_backend_bytes: "2G"
etcd_compaction_retention: "8"