From 1a4691b204e75a853ec74947bed0dd6966558d29 Mon Sep 17 00:00:00 2001 From: Haiyang Zhang Date: Fri, 24 Feb 2017 17:30:32 +0000 Subject: [PATCH] tools: hv: Add clean up function for Ubuntu config This patch adds a function to clean up duplicate config info on Ubuntu. Signed-off-by: Haiyang Zhang Signed-off-by: David S. Miller --- tools/hv/bondvf.sh | 18 ++++++++++++++++++ 1 file changed, 18 insertions(+) diff --git a/tools/hv/bondvf.sh b/tools/hv/bondvf.sh index 4aa5369ffa4e..d85968cb1bf2 100755 --- a/tools/hv/bondvf.sh +++ b/tools/hv/bondvf.sh @@ -101,9 +101,25 @@ function create_bond_cfg_redhat { echo BONDING_OPTS=\"mode=active-backup miimon=100 primary=$2\" >>$fn } +function del_eth_cfg_ubuntu { + local fn=$cfgdir/interfaces + local tmpfl=$(mktemp) + + local nic_start='^[ \t]*(auto|iface|mapping|allow-.*)[ \t]+'$1 + local nic_end='^[ \t]*(auto|iface|mapping|allow-.*|source)' + + awk "/$nic_end/{x=0} x{next} /$nic_start/{x=1;next} 1" $fn >$tmpfl + + cp $tmpfl $fn + + rm $tmpfl +} + function create_eth_cfg_ubuntu { local fn=$cfgdir/interfaces + del_eth_cfg_ubuntu $1 + echo $'\n'auto $1 >>$fn echo iface $1 inet manual >>$fn echo bond-master $2 >>$fn @@ -119,6 +135,8 @@ function create_eth_cfg_pri_ubuntu { function create_bond_cfg_ubuntu { local fn=$cfgdir/interfaces + del_eth_cfg_ubuntu $1 + echo $'\n'auto $1 >>$fn echo iface $1 inet dhcp >>$fn echo bond-mode active-backup >>$fn -- 2.30.2