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get kdump ifname once in kdump_install_net

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Signed-off-by: Coiby Xu <coxu@redhat.com>
Acked-by: Kairui Song <kasong@redhat.com
This commit is contained in:
Coiby Xu 2021-04-25 15:58:25 +08:00 committed by Kairui Song
parent 75bdcb7399
commit afda4f4961
1 changed files with 6 additions and 5 deletions
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11
dracut-module-setup.sh
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@ -480,7 +480,7 @@ kdump_get_remote_ip()
# initramfs accessing giving destination
# $1: destination host
kdump_install_net() {
local _destaddr _srcaddr _route _netdev
local _destaddr _srcaddr _route _netdev kdumpnic
local _static _proto _ip_conf _ip_opts _ifname_opts
_destaddr=$(kdump_get_remote_ip $1)
@ -488,6 +488,7 @@ kdump_install_net() {
_srcaddr=$(kdump_get_ip_route_field "$_route" "src")
_netdev=$(kdump_get_ip_route_field "$_route" "dev")
_netmac=$(kdump_get_mac_addr $_netdev)
kdumpnic=$(kdump_setup_ifname $_netdev)
if [ "$(uname -m)" = "s390x" ]; then
kdump_setup_znet $_netdev
@ -503,7 +504,7 @@ kdump_install_net() {
fi
_ip_conf="${initdir}/etc/cmdline.d/40ip.conf"
_ip_opts=" ip=${_static}$(kdump_setup_ifname $_netdev):${_proto}"
_ip_opts=" ip=${_static}$kdumpnic:${_proto}"
# dracut doesn't allow duplicated configuration for same NIC, even they're exactly the same.
# so we have to avoid adding duplicates
@ -523,7 +524,7 @@ kdump_install_net() {
elif kdump_is_vlan "$_netdev"; then
kdump_setup_vlan "$_netdev"
else
_ifname_opts=" ifname=$(kdump_setup_ifname $_netdev):$_netmac"
_ifname_opts=" ifname=$kdumpnic:$_netmac"
echo "$_ifname_opts" >> $_ip_conf
fi
@ -543,8 +544,8 @@ kdump_install_net() {
# gateway.
if [ ! -f ${initdir}/etc/cmdline.d/60kdumpnic.conf ] &&
[ ! -f ${initdir}/etc/cmdline.d/70bootdev.conf ]; then
echo "kdumpnic=$(kdump_setup_ifname $_netdev)" > ${initdir}/etc/cmdline.d/60kdumpnic.conf
echo "bootdev=$(kdump_setup_ifname $_netdev)" > ${initdir}/etc/cmdline.d/70bootdev.conf
echo "kdumpnic=$kdumpnic" > ${initdir}/etc/cmdline.d/60kdumpnic.conf
echo "bootdev=$kdumpnic" > ${initdir}/etc/cmdline.d/70bootdev.conf
fi
}