Show sha256 ssh kost key hashes

src/freedombone-app-vim

 }
 
 function remove_vim {
-    apt-get -yq remove --purge vim
+    # Don't remove vim because vim-common is needed for showing ssh host keys
+    # This may change with Debian Stretch
+    # apt-get -yq remove --purge vim
     update-alternatives --set editor /usr/bin/nano
     sed -i '/install_vim/d' $COMPLETION_FILE
 

src/freedombone-sec

     case $(cat $data) in
         1)
             dialog --title $"SSH host public key" \
-                   --msgbox "\n$(get_ssh_server_key)" 7 60
+                   --msgbox "\n$(get_ssh_server_key)" 12 60
             exit 0
             ;;
         2)

src/freedombone-utils-ssh

         echo "KexAlgorithms $SSH_KEX" >> /etc/ssh/sshd_config
     fi
 
-    apt-get -yq install fail2ban
+    apt-get -yq install fail2ban vim-common
 
     function_check configure_firewall_for_ssh
     configure_firewall_for_ssh
 }
 
 function get_ssh_server_key {
-    echo $(ssh-keygen -lf /etc/ssh/ssh_host_rsa_key.pub | awk -F ' ' '{print $2}')
+    if [ -f /etc/ssh/ssh_host_rsa_key.pub ]; then
+        echo "RSA Md5:$(ssh-keygen -lf /etc/ssh/ssh_host_rsa_key.pub | awk -F ' ' '{print $2}')"
+        echo "RSA SHA256:$(awk '{print $2}' /etc/ssh/ssh_host_rsa_key.pub | base64 -d | sha256sum -b | awk '{print $1}' | xxd -r -p | base64)"
+    fi
+    if [ -f /etc/ssh/ssh_host_ed25519_key.pub ]; then
+        echo "ED25519 Md5:$(ssh-keygen -lf /etc/ssh/ssh_host_ed25519_key.pub | awk -F ' ' '{print $2}')"
+        echo "ED25519 SHA256:$(awk '{print $2}' /etc/ssh/ssh_host_ed25519_key.pub | base64 -d | sha256sum -b | awk '{print $1}' | xxd -r -p | base64)"
+    fi
 }
 
 # NOTE: deliberately no exit 0