commit 27820cdad619cdd2106c96957b135e9122d21e7e Author: jasonhu Date: Fri Mar 10 10:13:02 2017 +0800 Initial Home page diff --git a/Add-SLB-for-kargo-cluster..md b/Add-SLB-for-kargo-cluster..md new file mode 100644 index 0000000..5947587 --- /dev/null +++ b/Add-SLB-for-kargo-cluster..md @@ -0,0 +1,55 @@ +1、download ansible roles and put into roles of kargo folder. +https://github.com/devops-coop/ansible-haproxy +https://github.com/tcomerma/ansible-keepalived +2、add hosts in inventory +[ext-lb] +test-51 +test-67 + +[lb-kld] +test-51 +test-67 + +3、uncommit external LB configure +## External LB example config +apiserver_loadbalancer_domain_name: "elb.k8s.com" +loadbalancer_apiserver: + address: 192.168.181.200 + port: 8383 + +4、add some sections in cluster.yml +- hosts: ext-lb + any_errors_fatal: true + roles: + - role: haproxy + haproxy_frontends: + - name: 'fe-kube-apiserver' + ip: '192.168.181.200' + port: '8383' + maxconn: '1000' + default_backend: 'be-kube-apiserver' + haproxy_backends: + - name: 'be-kube-apiserver' + description: 'kube-apiserver is really cool' + servers: + - name: 'be-kube-apiserver-01' + ip: '192.168.181.51:6443' + - name: 'be-kube-apiserver-02' + ip: '192.168.181.67:6443' + +- hosts: lb-kld[0] + any_errors_fatal: true + roles: + - { role: keepalived, keepalived_shared_ip: "192.168.181.200", keepalived_role: "master" } + +- hosts: lb-kld[1]:!k8s-cluster + any_errors_fatal: true + roles: + - { role: keepalived, keepalived_shared_ip: "192.168.181.200", keepalived_role: "slave" } + +5 run kargo with ansible +ulimit -n 50000 +cd ../kargo +nohup ansible-playbook -i inventory/hosts cluster.yml -vvv --flush-cache + +