Initial commit

Dockerfile

@@ -0,0 +1,11 @@
+FROM debian:11
+# Update/upgrade
+RUN apt-get update
+RUN apt-get upgrade -y
+RUN apt-get install --no-install-recommends --yes rsyslog openvpn ssh less vim iputils-ping net-tools
+RUN mkdir /root/.ssh
+RUN chmod 700 /root/.ssh
+RUN touch /root/.ssh/authorized_keys
+COPY entrypoint.sh /usr/local/sbin/entrypoint.sh
+RUN chmod 755 /usr/local/sbin/entrypoint.sh
+ENTRYPOINT /usr/local/sbin/entrypoint.sh

entrypoint.sh

@@ -0,0 +1,40 @@
+#!/bin/bash -e
+
+echo "Start rsyslog service..."
+service rsyslog start
+echo done.
+
+if [ -d /srv/ssh ]
+then
+	if [ -n "$( ls /srv/ssh/*.conf 2> /dev/null )" ]
+	then
+		echo "Install custom SSH configuration files..."
+		cp /srv/ssh/*.conf /etc/ssh/sshd_config.d/
+		echo done.
+	else
+		echo "No custom SSH configuration files found. Put it in /srv/ssh if need (with .conf extension)."
+	fi
+
+	if [ -e /srv/ssh/authorized_keys ]
+	then
+		echo "Install SSH authorized keys (from /srv/ssh/authorized_keys file)"
+		cat /srv/ssh/authorized_keys > /root/.ssh/authorized_keys
+	else
+		echo "No SSH authorized keys to install. Put it in /srv/ssh/authorized_keys file."
+	fi
+
+	echo "Start SSH service..."
+	service ssh start
+	echo done.
+fi
+
+if [ -d /srv/openvpn ]
+then
+	cp /srv/openvpn/* /etc/openvpn
+	service openvpn start
+else
+	echo "OpenVPN configuration directory not mount (/srv/openvpn)"
+fi
+
+echo "Run BASH shell"
+bash -l