#!/bin/bash

echo "Adjusting ssh configuration"

# /etc/ssh/sshd_config is provided by openssh-server
# /etc/ssh/ssh_config is provided by openssh-client
# Note: You need diskimage-builder w/ SHA 82eacdec (11 July 2013) for
#       this install to work on Fedora - https://review.openstack.org/#/c/36739/
install-packages augeas-tools openssh-server openssh-client

augtool -s set /files/etc/ssh/sshd_config/GSSAPIAuthentication no
augtool -s set /files/etc/ssh/sshd_config/UseDNS no
augtool -s set /files/etc/ssh/sshd_config/PermitTunnel yes

# ssh-client configuration
# Common
augtool -s set /files/etc/ssh/ssh_config/Host/StrictHostKeyChecking no
augtool -s set /files/etc/ssh/ssh_config/Host/GSSAPIAuthentication no

distro=$(lsb_release -is || :)
echo $distro
case "$distro" in
   Ubuntu )
      augtool -s set /files/etc/ssh/sshd_config/PasswordAuthentication yes
      augtool -s set /files/etc/ssh/sshd_config/GSSAPICleanupCredentials yes
      augtool -s set /files/etc/ssh/sshd_config/AuthorizedKeysFile .ssh/authorized_keys
   ;;
   Fedora )
      sed -i 's/ssh_pwauth:   0/ssh_pwauth:   1/' /etc/cloud/cloud.cfg
      augtool -s clear /files/etc/sudoers/Defaults[type=':nrpe']/requiretty/negate
      augtool -s set /files/etc/ssh/sshd_config/SyslogFacility AUTH
      augtool -s set /files/etc/ssh/sshd_config/PermitRootLogin yes
      augtool -s set /files/etc/ssh/sshd_config/StrictModes yes
      augtool -s set /files/etc/ssh/sshd_config/RSAAuthentication yes
      augtool -s set /files/etc/ssh/sshd_config/PubkeyAuthentication yes
   ;;
esac