diff options
Diffstat (limited to 'src/etc/dhcp/dhclient-exit-hooks.d/01-vyos-cleanup')
| -rw-r--r-- | src/etc/dhcp/dhclient-exit-hooks.d/01-vyos-cleanup | 28 |
1 files changed, 24 insertions, 4 deletions
diff --git a/src/etc/dhcp/dhclient-exit-hooks.d/01-vyos-cleanup b/src/etc/dhcp/dhclient-exit-hooks.d/01-vyos-cleanup index 88a4d9db9..01981ad04 100644 --- a/src/etc/dhcp/dhclient-exit-hooks.d/01-vyos-cleanup +++ b/src/etc/dhcp/dhclient-exit-hooks.d/01-vyos-cleanup @@ -1,14 +1,24 @@ +## +## VyOS cleanup +## # NOTE: here we use 'ip' wrapper, therefore a route will be actually deleted via /usr/sbin/ip or vtysh, according to the system state +hostsd_client="/usr/bin/vyos-hostsd-client" +hostsd_changes= if [[ $reason =~ (EXPIRE|FAIL|RELEASE|STOP) ]]; then - # delete dynamic nameservers from a configuration if lease was deleted + # delete search domains and nameservers via vyos-hostsd + logmsg info "Deleting search domains with tag \"dhcp-$interface\" via vyos-hostsd-client" + $hostsd_client --delete-search-domains --tag "dhcp-$interface" logmsg info "Deleting nameservers with tag \"dhcp-${interface}\" via vyos-hostsd-client" - vyos-hostsd-client --delete-name-servers --tag dhcp-${interface} + $hostsd_client --delete-name-servers --tag "dhcp-${interface}" + hostsd_changes=y + # try to delete default ip route for router in $old_routers; do logmsg info "Deleting default route: via $router dev ${interface}" ip -4 route del default via $router dev ${interface} done + # delete rfc3442 routes if [ -n "$old_rfc3442_classless_static_routes" ]; then set -- $old_rfc3442_classless_static_routes @@ -72,7 +82,17 @@ if [[ $reason =~ (EXPIRE|FAIL|RELEASE|STOP) ]]; then fi if [[ $reason =~ (EXPIRE6|RELEASE6|STOP6) ]]; then - # delete dynamic nameservers from a configuration if lease was deleted + # delete search domains and nameservers via vyos-hostsd + logmsg info "Deleting search domains with tag \"dhcpv6-$interface\" via vyos-hostsd-client" + $hostsd_client --delete-search-domains --tag "dhcpv6-$interface" logmsg info "Deleting nameservers with tag \"dhcpv6-${interface}\" via vyos-hostsd-client" - vyos-hostsd-client --delete-name-servers --tag dhcpv6-${interface} + $hostsd_client --delete-name-servers --tag "dhcpv6-${interface}" + hostsd_changes=y +fi + +if [ $hostsd_changes ]; then + logmsg info "Applying changes via vyos-hostsd-client" + $hostsd_client --apply +else + logmsg info "No changes to apply via vyos-hostsd-client" fi |