lbmanager

Simple loadbalance manager. It is support L4 and L7.

• L4: ali LVS with FULLNAT,
• L7: nginx

Getting Started with L4

Building LVS

It it base on centos 7.2, you should config yum repo first.

git clone https://github.com/ArikaChen/lbmanager.git
cd build
sh build.sh

Building lbmanager

go build

Deploy

using ansible playbook to deploy lbmanager.

• install etcd
• install flannel first, using network 172.11.0.0/16, the case is using flannel to connect with backend
• copy rpms to dest host, if you upload the rpm to a repo, ignore this step
• change the scripts/deploy/deploy.sh#RPM_ROOT to rpm dir
• copy lbmanager binary to scripts/deploy/bin
• modify scripts/ansible/clusters/test-l4-cluster with your env

ansible-playbook -i clusters/test-l4-cluster lb.yaml --tags l4 --tags deploy

Notice Operation will reboot the host

Create

etcdctl --endpoints http://127.0.0.1:2379 mk /xxx.com/lb/dev/l4/test \
'{"name":"test","cluster":"lvs-cluster","servers":[{"ip":"172.11.20.20","port":50057}]}'

Check

ipvsadm -ln

TODO

LVS

• use Linux HTB to enhance SLA
• use ipset to do whitelist or blacklist
• LVS DPDK?

lbmanager

• add update status support
• enhance nginx config and deploy
• add l7 policy support, struct is similar with openstack octavia
• work with k8s ingress controller
• ...