Skip to content

os-netbird: Add netbird postcmd carp check for HA support #259

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Open
myah-mitchell wants to merge 2 commits into
base: master
Choose a base branch
from
Open

os-netbird: Add netbird postcmd carp check for HA support #259

Changes from all commits
Commits
Show all changes
2 commits
Select commit Hold shift + click to select a range
cdbb781
Add netbird postcmd carp check.
myah-mitchell Feb 20, 2026
7b5904f
Updated NetBird plugins scripts folder path to emulate other plugin s…
myah-mitchell Feb 27, 2026
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
12 changes: 12 additions & 0 deletions security/netbird/files/netbird.in
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -39,6 +39,7 @@ command="/usr/sbin/daemon"
daemon_args="-P ${pidfile} -r -t \"${name}: daemon\""
command_args="${daemon_args} %%PREFIX%%/bin/netbird service run --config ${netbird_config} --log-level ${netbird_loglevel} --daemon-addr unix://${netbird_socket} --log-file ${netbird_logfile}"
start_precmd="${name}_start_precmd"
start_postcmd="${name}_start_postcmd"
stop_postcmd="${name}_stop_postcmd"

netbird_start_precmd() {
Expand All @@ -53,6 +54,17 @@ netbird_start_precmd() {
fi
}

netbird_start_postcmd() {
# If CARP is enabled and we're not MASTER, ensure connection is down
# This prevents HA sync from reactivating the connection on BACKUP
if [ -x /usr/local/opnsense/scripts/netbird/carp_check.php ]; then
if ! /usr/local/opnsense/scripts/netbird/carp_check.php > /dev/null 2>&1; then
logger -s -t netbird "CARP BACKUP detected, ensuring connection is down"
/usr/local/bin/netbird down > /dev/null 2>&1 || true
fi
fi
}

netbird_stop_postcmd() {
if /sbin/ifconfig ${netbird_tun_dev} >/dev/null 2>&1; then
logger -s -t netbird "Destroying tunnel interface ${netbird_tun_dev}"
Expand Down