SSH image support for PyCharm

build.sh

#!/usr/bin/env bash

# Put a docker build command here to build your main image

# Generate or re-use SSH keys. The ssh_keys directory should
# be in .gitignore
mkdir -p ssh_keys
if [ ! -f ssh_keys/docker-sshd ] ; then
    echo "Generating SSH key"
    # Remove any associated public key also
    rm -f ssh_keys/docker-sshd*
    ssh-keygen -t rsa -f ssh_keys/docker-sshd -N ""
else
    echo "Using existing SSH key"
fi

# Now build the sshd server image, which should be based on
# the main image.
docker build --force-rm=true -f docker/Dockerfile \
 --build-arg AUTH_KEY="$(cat ssh_keys/pusheen-sshd.pub)" \
 --tag your-tag-here .

Dockerfile.sshd.server

FROM your-main-image

COPY docker/files/sshd_config  docker/files/ssh-install.sh /root/

# SSHD key
ARG AUTH_KEY

RUN /root/ssh-install.sh

ssh-install.sh

#!/usr/bin/env bash

# Setup OpenSSHd
echo "Configuring OpenSSH"
mkdir -p /root/.ssh
chmod 700 /root/.ssh
echo "${AUTH_KEY}" > /root/.ssh/authorized_keys
chmod 600 /root/.ssh/*
chown -Rf root:root /root/.ssh
mkdir -p /var/run/sshd
mkdir -p /etc/ssh
mv /root/sshd_config /etc/ssh/sshd_config

apt-get -y install openssh-server

sshd_config

# Set this to some port that your setup doesn't use
Port 5022
ListenAddress 0.0.0.0
Protocol 2
PermitRootLogin without-password
RSAAuthentication yes
PubkeyAuthentication yes
#AuthorizedKeysFile	%h/.ssh/authorized_keys
Subsystem sftp internal-sftp
UsePAM yes
AllowTcpForwarding yes
# Fix for PyCharm remote debugger support
KexAlgorithms=diffie-hellman-group1-sha1

What command do you use to run the docker container? I tried /usr/sbin/sshd but auth doesn't seem to be working.