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#!/bin/bash
# fixme: assume user is root
# called by dracut
check() {
[[ $mount_needs ]] && return 1
# If our prerequisites are not met, fail.
require_binaries ssh scp || return 1
if [[ $sshkey ]]; then
[[ ! -f $dracutsysrootdir$sshkey ]] && {
derror "ssh key: $sshkey is not found!"
return 1
}
fi
return 255
}
# called by dracut
depends() {
# We depend on network modules being loaded
echo network
}
inst_sshenv() {
if [[ -d $dracutsysrootdir/root/.ssh ]]; then
inst_dir /root/.ssh
chmod 700 "${initdir}"/root/.ssh
fi
# Copy over ssh key and knowhosts if needed
[[ $sshkey ]] && {
inst_simple "$sshkey"
[[ -f $dracutsysrootdir/root/.ssh/known_hosts ]] && inst_simple /root/.ssh/known_hosts
[[ -f $dracutsysrootdir/etc/ssh/ssh_known_hosts ]] && inst_simple /etc/ssh/ssh_known_hosts
}
# Copy over root and system-wide ssh configs.
[[ -f $dracutsysrootdir/root/.ssh/config ]] && inst_simple /root/.ssh/config
if [[ -f $dracutsysrootdir/etc/ssh/ssh_config ]]; then
inst_simple /etc/ssh/ssh_config
sed -i -e 's/\(^[[:space:]]*\)ProxyCommand/\1# ProxyCommand/' "${initdir}"/etc/ssh/ssh_config
while read -r key val || [ -n "$key" ]; do
if [[ $key == "GlobalKnownHostsFile" ]]; then
inst_simple "$val"
# Copy customized UserKnowHostsFile
elif [[ $key == "UserKnownHostsFile" ]]; then
# Make sure that ~/foo will be copied as /root/foo in kdump's initramfs
# shellcheck disable=SC2088
if str_starts "$val" "~/"; then
val="/root/${val#"~/"}"
fi
inst_simple "$val"
fi
done < "$dracutsysrootdir"/etc/ssh/ssh_config
fi
return 0
}
# called by dracut
install() {
local _nsslibs
inst_multiple ssh scp
inst_sshenv
_nsslibs=$(
cat "$dracutsysrootdir"/{,usr/}etc/nsswitch.conf 2> /dev/null \
| sed -e 's/#.*//; s/^[^:]*://; s/\[[^]]*\]//' \
| tr -s '[:space:]' '\n' | sort -u | tr -s '[:space:]' '|'
)
_nsslibs=${_nsslibs#|}
_nsslibs=${_nsslibs%|}
inst_libdir_file -n "$_nsslibs" 'libnss_*.so*'
}
|
