diff options
| author | Jan Macku <jamacku@redhat.com> | 2020-12-03 14:33:07 +0100 |
|---|---|---|
| committer | GitHub <noreply@github.com> | 2020-12-03 14:33:07 +0100 |
| commit | 0ac0949b03cdfc2c06ba997e9b3b890a5ca17b1f (patch) | |
| tree | a9244eff6f07459021449e22f33b8af96e23ca4d /network-scripts/network-functions | |
| parent | ab9a243d079d4e2122e094ae89d02d5ee7a4b791 (diff) | |
| download | initscripts-0ac0949b03cdfc2c06ba997e9b3b890a5ca17b1f.tar initscripts-0ac0949b03cdfc2c06ba997e9b3b890a5ca17b1f.tar.gz initscripts-0ac0949b03cdfc2c06ba997e9b3b890a5ca17b1f.tar.bz2 initscripts-0ac0949b03cdfc2c06ba997e9b3b890a5ca17b1f.tar.xz initscripts-0ac0949b03cdfc2c06ba997e9b3b890a5ca17b1f.zip | |
network: add option to keep the link down
Some interfaces like Open vSwitch bridges using the userspace datapath,
needs the link to be kept down to avoid issues.
Add a LINKSTATUS=[down|up] ifcfg parameter to add this functionality.
If not specified, the link will default to up as before.
Patch provided by Matteo Croce <mcroce@redhat.com>
Diffstat (limited to 'network-scripts/network-functions')
| -rw-r--r-- | network-scripts/network-functions | 11 |
1 files changed, 9 insertions, 2 deletions
diff --git a/network-scripts/network-functions b/network-scripts/network-functions index 42d01f31..2d4a907a 100644 --- a/network-scripts/network-functions +++ b/network-scripts/network-functions @@ -457,11 +457,18 @@ check_device_down () fi } -check_link_down () +set_link_up () { - if ! LC_ALL=C ip link show dev $1 2>/dev/null| grep -q ",UP" ; then + if [ "$LINKSTATUS" = down ]; then ip link set dev $1 up >/dev/null 2>&1 + else + grep -qsx 1 /sys/class/net/$1/carrier fi +} + +check_link_down () +{ + set_link_up $1 timeout=0 delay=10 [ -n "$LINKDELAY" ] && delay=$(($LINKDELAY * 2)) |