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Set up dns cmdline by parsing "nmcli --get-values" 

Signed-off-by: Coiby Xu <coxu@redhat.com>
Acked-by: Kairui Song <kasong@redhat.com>
This commit is contained in:
Coiby Xu 2021-04-01 15:32:12 +08:00 committed by Kairui Song
parent 8b08b4f17b
commit 6f1badec78
1 changed files with 18 additions and 7 deletions
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25
dracut-module-setup.sh
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@ -94,15 +94,26 @@ source_ifcfg_file() {
fi
}
# $1: netdev name
# $1: nmcli connection show output
kdump_setup_dns() {
local _nameserver _dns
local _netdev="$1"
local _nm_show_cmd="$2"
local _nameserver _dns _tmp array
local _dnsfile=${initdir}/etc/cmdline.d/42dns.conf
source_ifcfg_file $1
[ -n "$DNS1" ] && echo "nameserver=$DNS1" > "$_dnsfile"
[ -n "$DNS2" ] && echo "nameserver=$DNS2" >> "$_dnsfile"
_tmp=$(get_nmcli_value_by_field "$_nm_show_cmd" "IP4.DNS")
array=(${_tmp//|/ })
if [[ ${array[@]} ]]; then
for _dns in "${array[@]}"
do
echo "nameserver=$_dns" >> "$_dnsfile"
done
else
dwarning "Failed to get DNS info via nmcli output. Now try sourcing ifcfg script"
source_ifcfg_file "$_netdev"
[ -n "$DNS1" ] && echo "nameserver=$DNS1" > "$_dnsfile"
[ -n "$DNS2" ] && echo "nameserver=$DNS2" >> "$_dnsfile"
fi
while read content;
do
@ -546,7 +557,7 @@ kdump_install_net() {
echo "$_ifname_opts" >> $_ip_conf
fi
kdump_setup_dns "$_netdev"
kdump_setup_dns "$_netdev" "$_nm_show_cmd"
if [ ! -f ${initdir}/etc/cmdline.d/50neednet.conf ]; then
# network-manager module needs this parameter