Discover Docker, K8s and Hashicorp Nomad with Maksym Prokopov: posts tagged shell

load environment variables from file and run command

Mon, 04 May 2020 15:49:38 +0100

env $(cat .env) rails s

zsh func for updating port from docker container

Thu, 13 Feb 2020 09:15:46 +0100

put this in .zshrc if you want to update `kube/config` with new port from kind container

kupdate() {
DOCKER_ID=`docker ps -a | awk '/kind-control-plane/{print $1}'`
PORT=`docker inspect ${DOCKER_ID} | jq -r '.[0].NetworkSettings.Ports["6443/tcp"][0].HostPort'`
kubectl config set clusters.kind-kind.server https://127.0.0.1:${PORT}
echo "port set to ${PORT}"
}

Посмотреть открытые сетевые порты на Linux

Mon, 18 Jan 2016 17:34:17 +0100

netstat -tupl