When a host is added to Linux cloud, the Avi Load Balancer Controller will spawn an Avi Load Balancer SE container on the host by running a series of commands. All basic and read-only commands can run without “sudo” permission, but some commands require it. Following are the commands which require “sudo” permission.

sudo permission to execute avi_baremetal_agent.sh

script which runs when a host is added/modified/deleted to/in/ from the Linux cloud

Writing to se_setup.log

logfile

mkdir -p /opt/avi/log/se

creating log directory

docker info

to verify Docker available space

docker rmi

to remove the Docker images

docker images

to see the Docker images

docker ps -a

to see the Docker containers

docker start

to start the Docker container

docker stop

to stop the Docker container

docker rm -f

to remove the Docker containers

docker exec

to run the command on the Docker container

docker run

to run Docker container

docker wait

to wait until Docker container stops

docker load

to load the Docker image from se_docker.tgz

docker pull

to pull the Docker image from the Docker repository

docker login

to log into the Docker repository

Writing to /etc/sysconfig/network-scripts/

for CentOS-specific network interfaces configuration

service start/service stop

to start/stop the SE services

systemctl start/systemctl stop

to start/stop the SE services

modprobe

to insert kernel module (Used for dpdk)

mkdir -p /mnt/huge

used in case of dpdk

rmmod igb_uio; rmmod rte_kni;

to remove kernel module

chkconfig

to check service status

Writing to /etc/init.d/

to update the service files

Writing to /etc/systemd/system/

to update the service files

systemctl enable

to enable the service