diff --git a/utils/dockerd/files/dockerd.init b/utils/dockerd/files/dockerd.init index 1ad2b62ea..25ce4eff9 100755 --- a/utils/dockerd/files/dockerd.init +++ b/utils/dockerd/files/dockerd.init @@ -206,11 +206,14 @@ iptables_add_blocking_rule() { return } + # Wait for a maximum of 10 second per command, retrying every millisecond + local iptables_wait_args="--wait 10 --wait-interval 1000" + # Ignore errors as it might already be present - iptables --table filter --new DOCKER-USER 2>/dev/null - if ! iptables --table filter --check DOCKER-USER --in-interface "${inbound}" --out-interface "${outbound}" ${extra_iptables_args} --jump REJECT 2>/dev/null; then + iptables ${iptables_wait_args} --table filter --new DOCKER-USER 2>/dev/null + if ! iptables ${iptables_wait_args} --table filter --check DOCKER-USER --in-interface "${inbound}" --out-interface "${outbound}" ${extra_iptables_args} --jump REJECT 2>/dev/null; then logger -t "dockerd-init" -p notice "Drop traffic from ${inbound} to ${outbound}" - iptables --table filter --insert DOCKER-USER --in-interface "${inbound}" --out-interface "${outbound}" ${extra_iptables_args} --jump REJECT + iptables ${iptables_wait_args} --table filter --insert DOCKER-USER --in-interface "${inbound}" --out-interface "${outbound}" ${extra_iptables_args} --jump REJECT fi }