kubeasz/roles/kube-node/defaults/main.yml

45 lines
1.8 KiB
YAML
Raw Blame History

This file contains ambiguous Unicode characters!

This file contains ambiguous Unicode characters that may be confused with others in your current locale. If your use case is intentional and legitimate, you can safely ignore this warning. Use the Escape button to highlight these characters.

# 设置 dns svc ip (这里选用 SERVICE_CIDR 中第2个IP)
CLUSTER_DNS_SVC_IP: "{{ SERVICE_CIDR | ipaddr('net') | ipaddr(2) | ipaddr('address') }}"
# 基础容器镜像
SANDBOX_IMAGE: "mirrorgooglecontainers/pause-amd64:3.1"
#SANDBOX_IMAGE: "registry.access.redhat.com/rhel7/pod-infrastructure:latest"
# Kubelet 根目录
KUBELET_ROOT_DIR: "/var/lib/kubelet"
# node节点最大pod 数
MAX_PODS: 110
# 配置为kube组件kubelet,kube-proxy,dockerd等预留的资源量
KUBE_RESERVED_ENABLED: "yes"
KUBE_RESERVED: "{'cpu':'200m','memory':'500Mi','ephemeral-storage':'1Gi'}"
# k8s 官方不建议草率开启 system-reserved, 除非你基于长期监控,了解系统的资源占用状况;并且随着系统运行时间,需要适当增加资源预留
SYS_RESERVED_ENABLED: "no"
# 以下系统预留设置基于 4c/8g 虚机,最小化安装系统服务,如果使用高性能物理机请适当增加数值
SYS_RESERVED: "{'cpu':'200m','memory':'500Mi','ephemeral-storage':'1Gi'}"
# node 请求 apiserver 负载均衡算法,常见如下:
# "roundrobin": 基于服务器权重的轮询
# "leastconn": 基于服务器最小连接数
# "source": 基于请求源IP地址
# "uri": 基于请求的URI
BALANCE_ALG: "roundrobin"
# 设置 APISERVER 地址
KUBE_APISERVER: "{%- if inventory_hostname in groups['kube-master'] -%} \
https://{{ inventory_hostname }}:6443 \
{%- else -%} \
{%- if groups['kube-master']|length > 1 -%} \
https://127.0.0.1:6443 \
{%- else -%} \
https://{{ groups['kube-master'][0] }}:6443 \
{%- endif -%} \
{%- endif -%}"
# 增加/删除 master 节点时node 节点需要重新配置 haproxy 等
MASTER_CHG: "no"
# 离线安装 haproxy (offline|online)
INSTALL_SOURCE: "online"