fix: copy entrypoint into quest container. Disable mounting for entrypoint & public key. Use Env to pass ssh public key into container.

quests/Dockerfile

@@ -25,6 +25,7 @@ RUN rm -f /etc/motd /etc/issue /etc/issue.net /etc/update-motd.d/*
 RUN rm -rf /etc/skel && mkdir -p /etc/skel
 RUN mkdir -p /etc/ssh/authorized_keys && chmod 755 /etc/ssh/authorized_keys
 COPY ./quests/.includes/sshd_config /etc/ssh/sshd_config
+COPY ./quests/entrypoint.sh /entrypoint.sh
 
 EXPOSE 22
 

quests/entrypoint.sh

@@ -10,9 +10,10 @@ if ! id -u ${USERNAME} >/dev/null 2>&1; then
   find / -name ".gitkeep" -type f -exec rm -f {} +
 
   echo "Adding public key for $USERNAME"
-  PUB_KEY=/etc/ssh/authorized_keys/${USERNAME}
-  cp /ssh_key.pub ${PUB_KEY}
-  chmod 644 ${PUB_KEY}
+  echo "Public key: $PUB_KEY"
+  PUB_KEY_PATH=/etc/ssh/authorized_keys/${USERNAME}
+  echo $PUB_KEY > ${PUB_KEY_PATH}
+  chmod 644 ${PUB_KEY_PATH}
 fi
 
 mkdir -p /run/sshd