modules.d/95ssh-client/module-setup.sh

   1 #!/bin/bash
   2 # -*- mode: shell-script; indent-tabs-mode: nil; sh-basic-offset: 4; -*-
   3 # ex: ts=8 sw=4 sts=4 et filetype=sh
   4
   5 # fixme: assume user is root
   6
   7 # called by dracut
   8 check() {
   9     [[ $mount_needs ]] && return 1
  10
  11     # If our prerequisites are not met, fail.
  12     require_binaries ssh scp  || return 1
  13
  14     if [[ $sshkey ]]; then
  15         [ ! -f $sshkey ] && {
  16             derror "ssh key: $sshkey is not found!"
  17             return 1
  18         }
  19     fi
  20
  21     return 255
  22 }
  23
  24 # called by dracut
  25 depends() {
  26     # We depend on network modules being loaded
  27     echo network
  28 }
  29
  30 inst_sshenv()
  31 {
  32     if [ -d /root/.ssh ]; then
  33         inst_dir /root/.ssh
  34         chmod 700 ${initdir}/root/.ssh
  35     fi
  36
  37     # Copy over ssh key and knowhosts if needed
  38     [[ $sshkey ]] && {
  39         inst_simple $sshkey
  40         [[ -f /root/.ssh/known_hosts ]] && inst_simple /root/.ssh/known_hosts
  41         [[ -f /etc/ssh/ssh_known_hosts ]] && inst_simple /etc/ssh/ssh_known_hosts
  42     }
  43
  44     # Copy over root and system-wide ssh configs.
  45     [[ -f /root/.ssh/config ]] && inst_simple /root/.ssh/config
  46     [[ -f /etc/ssh/ssh_config ]] && inst_simple /etc/ssh/ssh_config
  47
  48     return 0
  49 }
  50
  51 # called by dracut
  52 install() {
  53     inst_multiple ssh scp
  54     inst_sshenv
  55 }
  56