run-sshd

#!/bin/bash

IMAGE_NAME="ubuntu-with-sshd"
CONTAINER_NAME="ubuntu-with-sshd"
SSH_PORT=9022
DIR="$( cd "$( dirname "${BASH_SOURCE[0]}" )" >/dev/null 2>&1 && pwd )"

if [[ "$(docker images -q $IMAGE_NAME 2> /dev/null)" == "" ]]; then
  cat > $DIR/Dockerfile <<- EOM
FROM ubuntu:22.04

RUN apt update && apt install -y openssh-server python3 && \\
  (echo "chown -R root:root /root/.ssh /etc/ssh && service ssh start" >> /root/init-file)
EOM
  docker build -t $IMAGE_NAME $DIR
fi

if [ ! -d "$DIR/.ssh" ]
then
  mkdir $DIR/.ssh
  cp ~/.ssh/id_rsa.pub $DIR/.ssh/authorized_keys
fi

if [ ! -d "$DIR/ssh" ]
then
  docker run --name $CONTAINER_NAME $IMAGE_NAME
  docker cp $CONTAINER_NAME:/etc/ssh $DIR/ssh
  docker rm $CONTAINER_NAME
fi

docker run -it --rm --name $CONTAINER_NAME \
  -p $SSH_PORT:22 \
  -p 9080:80 \
  -v $DIR/.ssh:/root/.ssh \
  -v $DIR/ssh:/etc/ssh \
  $IMAGE_NAME /bin/bash --init-file /root/init-file