Motd update

Dockerfile

@@ -30,6 +30,8 @@ COPY service.ssh.sh /app/
 COPY service.ttyd.sh /app/
 RUN chmod +x /app/entrypoint.sh /app/service.ssh.sh /app/service.ttyd.sh
 
+COPY motd.txt /etc/motd
+
 RUN mkdir -p /srv/stack
 WORKDIR /srv/stack
 

entrypoint.sh

@@ -22,6 +22,22 @@ if [ ! -f /etc/ssh/ssh_host_rsa_key ]; then
     ssh-keygen -A
 fi
 
+if [ -f /etc/ssh/sshd_config -a `cat /etc/ssh/sshd_config | wc -l` = 1 ]; then
+    echo "sshd_config is not complete, regenerating..."
+    rm -f /etc/ssh/sshd_config
+fi
+
+if [ ! -f /etc/ssh/sshd_config ]; then
+    echo "Include /etc/ssh/sshd_config.d/*.conf" > /etc/ssh/sshd_config
+    echo "PermitRootLogin yes" >> /etc/ssh/sshd_config
+    echo "AuthorizedKeysFile .ssh/authorized_keys" >> /etc/ssh/sshd_config
+    echo "PasswordAuthentication yes" >> /etc/ssh/sshd_config
+    echo "AllowTcpForwarding no" >> /etc/ssh/sshd_config
+    echo "GatewayPorts no" >> /etc/ssh/sshd_config
+    echo "X11Forwarding no" >> /etc/ssh/sshd_config
+    echo "Subsystem sftp internal-sftp" >> /etc/ssh/sshd_config
+fi
+
 # Array to store child PIDs
 declare -a CHILD_PIDS=()