update

Dockerfile

@@ -56,15 +56,6 @@ RUN addgroup --gid 1001 devgroup && \
     adduser --uid 1001 --ingroup devgroup --shell /bin/bash --home /home/dev --disabled-password dev && \
     echo "dev ALL=(ALL) NOPASSWD:ALL" >> /etc/sudoers
 
-# Ensure SSH configuration and host keys are set up
-RUN ssh-keygen -A && \
-    sed -i 's/^#HostKey/HostKey/' /etc/ssh/sshd_config && \
-    chown -R root:root /etc/ssh && \
-    chmod 600 /etc/ssh/ssh_host_* && \
-    echo 'dev:dev' | chpasswd && \
-    sed -i 's|#PermitRootLogin prohibit-password|PermitRootLogin no|' /etc/ssh/sshd_config && \
-    sed -i 's|#PasswordAuthentication yes|PasswordAuthentication no|' /etc/ssh/sshd_config
-
 # Adjust permissions for /usr/local and home directories
 RUN chown -R dev:devgroup /usr/local /home/dev
 

entrypoint.sh

@@ -1,13 +1,20 @@
 #!/bin/bash
 
-# Ensure SSH host keys are available; generate them if they do not exist
-if [ ! -f /etc/ssh/ssh_host_rsa_key ]; then
+# Ensure SSH host keys are available and generate them if they do not exist
+HOST_KEY_DIR="/home/dev/ssh_keys"
+mkdir -p $HOST_KEY_DIR
+
+if [ ! -f $HOST_KEY_DIR/ssh_host_rsa_key ]; then
     echo "Generating new SSH host keys."
-    ssh-keygen -A
+    ssh-keygen -t rsa -f $HOST_KEY_DIR/ssh_host_rsa_key -N '' >/dev/null
+    ssh-keygen -t ecdsa -f $HOST_KEY_DIR/ssh_host_ecdsa_key -N '' >/dev/null
+    ssh-keygen -t ed25519 -f $HOST_KEY_DIR/ssh_host_ed25519_key -N '' >/dev/null
 fi
 
-# Start SSH service
-/usr/sbin/sshd -D
+# Start SSH service with custom host key location
+/usr/sbin/sshd -D -o HostKey=$HOST_KEY_DIR/ssh_host_rsa_key \
+                -o HostKey=$HOST_KEY_DIR/ssh_host_ecdsa_key \
+                -o HostKey=$HOST_KEY_DIR/ssh_host_ed25519_key
 
 # Check if any additional commands were passed and execute them
 if [ "$#" -gt 0 ]; then