minikube.sh

#! /usr/bin/env bash
# Manage a minikube cluster.


set -eo pipefail
shopt -s nullglob


if ! command -v minikube &> /dev/null; then
    printf "ERROR: executable 'minikube' could not be found" >&2
    exit 1
fi


if [ "$1" != "start" ] && [ "$1" != "stop" ] && [ "$1" != "delete" ]; then
    printf "ERROR: Usage: %s { start | stop | delete }\\n" "$0" >&2
    exit 1
fi


if [ "$1" == "start" ]; then
    minikube start \
        -p pass-operator \
        --kubernetes-version v1.28.3 \
        --extra-config=kubelet.runtime-request-timeout=40m \
        --addons=ingress \
        --addons=metallb \
        --addons=metrics-server \
        --addons=registry \
        --insecure-registry "10.0.0.0/24" \
        --cpus 4 \
        --nodes 1 \
        --memory 4096 \
        --disk-size 30g

    # Docker registry for localhost images.
    docker run --name docker-registry-redirect -itd --rm --network=host alpine/socat:latest "TCP-LISTEN:5000,reuseaddr,fork" "TCP:$(minikube ip -p pass-operator):5000"
    # docker run --name docker-registry-redirect --rm -itd --network=host alpine/socat:latest /bin/bash -c "socat TCP-LISTEN:5000,reuseaddr,fork TCP:$(minikube ip -p pass-operator):5000"

    # Wait for the package lock to be released, otherwise we can't push docker containers because the container isn't listening / redirecting on port 5000, yet.
    # i=1
    # until [ "$(docker exec -it docker-registry-redirect /bin/bash -c 'lsof /var/lib/dpkg/lock' || printf "no")" = "" ]; do
    #     printf "INFO: Waiting for the package lock to be released, attempt %i\\n" "$(( i++ ))"
    #     sleep 5
    # done
    sleep 15
    kubectl config current-context
    kubectl get nodes -o wide
    kubectl get pods -A
elif [ "$1" == "stop" ]; then
    minikube stop -p pass-operator
    docker stop docker-registry-redirect
elif [ "$1" == "delete" ]; then
    minikube delete -p pass-operator
    docker stop docker-registry-redirect
fi