[libvirt] [PATCH 4/7] network: setup default iptables chains

Register the default chains that will be used to hold firewall rules at network startup. Signed-off-by: Daniel P. Berrangé <berrange(a)redhat.com&gt; --- src/network/bridge_driver_linux.c | 3 + .../nat-default-linux.args | 72 +++++++++++++++++++ .../nat-ipv6-linux.args | 72 +++++++++++++++++++ .../nat-many-ips-linux.args | 72 +++++++++++++++++++ .../nat-no-dhcp-linux.args | 72 +++++++++++++++++++ .../nat-tftp-linux.args | 72 +++++++++++++++++++ .../route-default-linux.args | 72 +++++++++++++++++++ 7 files changed, 435 insertions(+) diff --git a/src/network/bridge_driver_linux.c b/src/network/bridge_driver_linux.c index fb09954b8f..6992653b4a 100644 --- a/src/network/bridge_driver_linux.c +++ b/src/network/bridge_driver_linux.c @@ -640,6 +640,9 @@ int networkAddFirewallRules(virNetworkDefPtr def) virFirewallPtr fw = NULL; int ret = -1; + if (iptablesSetupPrivateChains() < 0) + return -1; + fw = virFirewallNew(); virFirewallStartTransaction(fw, 0); diff --git a/tests/networkxml2firewalldata/nat-default-linux.args b/tests/networkxml2firewalldata/nat-default-linux.args index ffdafdff0e..9928da715b 100644 --- a/tests/networkxml2firewalldata/nat-default-linux.args +++ b/tests/networkxml2firewalldata/nat-default-linux.args @@ -1,5 +1,77 @@ iptables \ --table filter \ +--new-chain INP_libvirt +iptables \ +--table filter \ +--new-chain OUT_libvirt +iptables \ +--table filter \ +--new-chain FWD_libvirt_out +iptables \ +--table filter \ +--new-chain FWD_libvirt_in +iptables \ +--table filter \ +--new-chain FWD_libvirt_cross +iptables \ +--table nat \ +--new-chain PRT_libvirt +ip6tables \ +--table filter \ +--new-chain INP_libvirt +ip6tables \ +--table filter \ +--new-chain OUT_libvirt +ip6tables \ +--table filter \ +--new-chain FWD_libvirt_out +ip6tables \ +--table filter \ +--new-chain FWD_libvirt_in +ip6tables \ +--table filter \ +--new-chain FWD_libvirt_cross +ip6tables \ +--table nat \ +--new-chain PRT_libvirt +iptables \ +--table filter \ +--list INPUT +iptables \ +--table filter \ +--list OUTPUT +iptables \ +--table filter \ +--list FORWARD +iptables \ +--table filter \ +--list FORWARD +iptables \ +--table filter \ +--list FORWARD +iptables \ +--table nat \ +--list POSTROUTING +ip6tables \ +--table filter \ +--list INPUT +ip6tables \ +--table filter \ +--list OUTPUT +ip6tables \ +--table filter \ +--list FORWARD +ip6tables \ +--table filter \ +--list FORWARD +ip6tables \ +--table filter \ +--list FORWARD +ip6tables \ +--table nat \ +--list POSTROUTING +iptables \ +--table filter \ --insert INPUT \ --in-interface virbr0 \ --protocol tcp \ diff --git a/tests/networkxml2firewalldata/nat-ipv6-linux.args b/tests/networkxml2firewalldata/nat-ipv6-linux.args index 22285afa10..440896de18 100644 --- a/tests/networkxml2firewalldata/nat-ipv6-linux.args +++ b/tests/networkxml2firewalldata/nat-ipv6-linux.args @@ -1,5 +1,77 @@ iptables \ --table filter \ +--new-chain INP_libvirt +iptables \ +--table filter \ +--new-chain OUT_libvirt +iptables \ +--table filter \ +--new-chain FWD_libvirt_out +iptables \ +--table filter \ +--new-chain FWD_libvirt_in +iptables \ +--table filter \ +--new-chain FWD_libvirt_cross +iptables \ +--table nat \ +--new-chain PRT_libvirt +ip6tables \ +--table filter \ +--new-chain INP_libvirt +ip6tables \ +--table filter \ +--new-chain OUT_libvirt +ip6tables \ +--table filter \ +--new-chain FWD_libvirt_out +ip6tables \ +--table filter \ +--new-chain FWD_libvirt_in +ip6tables \ +--table filter \ +--new-chain FWD_libvirt_cross +ip6tables \ +--table nat \ +--new-chain PRT_libvirt +iptables \ +--table filter \ +--list INPUT +iptables \ +--table filter \ +--list OUTPUT +iptables \ +--table filter \ +--list FORWARD +iptables \ +--table filter \ +--list FORWARD +iptables \ +--table filter \ +--list FORWARD +iptables \ +--table nat \ +--list POSTROUTING +ip6tables \ +--table filter \ +--list INPUT +ip6tables \ +--table filter \ +--list OUTPUT +ip6tables \ +--table filter \ +--list FORWARD +ip6tables \ +--table filter \ +--list FORWARD +ip6tables \ +--table filter \ +--list FORWARD +ip6tables \ +--table nat \ +--list POSTROUTING +iptables \ +--table filter \ --insert INPUT \ --in-interface virbr0 \ --protocol tcp \ diff --git a/tests/networkxml2firewalldata/nat-many-ips-linux.args b/tests/networkxml2firewalldata/nat-many-ips-linux.args index aff9f69664..d80a9551d4 100644 --- a/tests/networkxml2firewalldata/nat-many-ips-linux.args +++ b/tests/networkxml2firewalldata/nat-many-ips-linux.args @@ -1,5 +1,77 @@ iptables \ --table filter \ +--new-chain INP_libvirt +iptables \ +--table filter \ +--new-chain OUT_libvirt +iptables \ +--table filter \ +--new-chain FWD_libvirt_out +iptables \ +--table filter \ +--new-chain FWD_libvirt_in +iptables \ +--table filter \ +--new-chain FWD_libvirt_cross +iptables \ +--table nat \ +--new-chain PRT_libvirt +ip6tables \ +--table filter \ +--new-chain INP_libvirt +ip6tables \ +--table filter \ +--new-chain OUT_libvirt +ip6tables \ +--table filter \ +--new-chain FWD_libvirt_out +ip6tables \ +--table filter \ +--new-chain FWD_libvirt_in +ip6tables \ +--table filter \ +--new-chain FWD_libvirt_cross +ip6tables \ +--table nat \ +--new-chain PRT_libvirt +iptables \ +--table filter \ +--list INPUT +iptables \ +--table filter \ +--list OUTPUT +iptables \ +--table filter \ +--list FORWARD +iptables \ +--table filter \ +--list FORWARD +iptables \ +--table filter \ +--list FORWARD +iptables \ +--table nat \ +--list POSTROUTING +ip6tables \ +--table filter \ +--list INPUT +ip6tables \ +--table filter \ +--list OUTPUT +ip6tables \ +--table filter \ +--list FORWARD +ip6tables \ +--table filter \ +--list FORWARD +ip6tables \ +--table filter \ +--list FORWARD +ip6tables \ +--table nat \ +--list POSTROUTING +iptables \ +--table filter \ --insert INPUT \ --in-interface virbr0 \ --protocol tcp \ diff --git a/tests/networkxml2firewalldata/nat-no-dhcp-linux.args b/tests/networkxml2firewalldata/nat-no-dhcp-linux.args index 2a9d79054e..e00c543487 100644 --- a/tests/networkxml2firewalldata/nat-no-dhcp-linux.args +++ b/tests/networkxml2firewalldata/nat-no-dhcp-linux.args @@ -1,5 +1,77 @@ iptables \ --table filter \ +--new-chain INP_libvirt +iptables \ +--table filter \ +--new-chain OUT_libvirt +iptables \ +--table filter \ +--new-chain FWD_libvirt_out +iptables \ +--table filter \ +--new-chain FWD_libvirt_in +iptables \ +--table filter \ +--new-chain FWD_libvirt_cross +iptables \ +--table nat \ +--new-chain PRT_libvirt +ip6tables \ +--table filter \ +--new-chain INP_libvirt +ip6tables \ +--table filter \ +--new-chain OUT_libvirt +ip6tables \ +--table filter \ +--new-chain FWD_libvirt_out +ip6tables \ +--table filter \ +--new-chain FWD_libvirt_in +ip6tables \ +--table filter \ +--new-chain FWD_libvirt_cross +ip6tables \ +--table nat \ +--new-chain PRT_libvirt +iptables \ +--table filter \ +--list INPUT +iptables \ +--table filter \ +--list OUTPUT +iptables \ +--table filter \ +--list FORWARD +iptables \ +--table filter \ +--list FORWARD +iptables \ +--table filter \ +--list FORWARD +iptables \ +--table nat \ +--list POSTROUTING +ip6tables \ +--table filter \ +--list INPUT +ip6tables \ +--table filter \ +--list OUTPUT +ip6tables \ +--table filter \ +--list FORWARD +ip6tables \ +--table filter \ +--list FORWARD +ip6tables \ +--table filter \ +--list FORWARD +ip6tables \ +--table nat \ +--list POSTROUTING +iptables \ +--table filter \ --insert INPUT \ --in-interface virbr0 \ --protocol tcp \ diff --git a/tests/networkxml2firewalldata/nat-tftp-linux.args b/tests/networkxml2firewalldata/nat-tftp-linux.args index 1a06f0d0a5..e0cfdcecf5 100644 --- a/tests/networkxml2firewalldata/nat-tftp-linux.args +++ b/tests/networkxml2firewalldata/nat-tftp-linux.args @@ -1,5 +1,77 @@ iptables \ --table filter \ +--new-chain INP_libvirt +iptables \ +--table filter \ +--new-chain OUT_libvirt +iptables \ +--table filter \ +--new-chain FWD_libvirt_out +iptables \ +--table filter \ +--new-chain FWD_libvirt_in +iptables \ +--table filter \ +--new-chain FWD_libvirt_cross +iptables \ +--table nat \ +--new-chain PRT_libvirt +ip6tables \ +--table filter \ +--new-chain INP_libvirt +ip6tables \ +--table filter \ +--new-chain OUT_libvirt +ip6tables \ +--table filter \ +--new-chain FWD_libvirt_out +ip6tables \ +--table filter \ +--new-chain FWD_libvirt_in +ip6tables \ +--table filter \ +--new-chain FWD_libvirt_cross +ip6tables \ +--table nat \ +--new-chain PRT_libvirt +iptables \ +--table filter \ +--list INPUT +iptables \ +--table filter \ +--list OUTPUT +iptables \ +--table filter \ +--list FORWARD +iptables \ +--table filter \ +--list FORWARD +iptables \ +--table filter \ +--list FORWARD +iptables \ +--table nat \ +--list POSTROUTING +ip6tables \ +--table filter \ +--list INPUT +ip6tables \ +--table filter \ +--list OUTPUT +ip6tables \ +--table filter \ +--list FORWARD +ip6tables \ +--table filter \ +--list FORWARD +ip6tables \ +--table filter \ +--list FORWARD +ip6tables \ +--table nat \ +--list POSTROUTING +iptables \ +--table filter \ --insert INPUT \ --in-interface virbr0 \ --protocol tcp \ diff --git a/tests/networkxml2firewalldata/route-default-linux.args b/tests/networkxml2firewalldata/route-default-linux.args index 65563ff8b4..5b8209af19 100644 --- a/tests/networkxml2firewalldata/route-default-linux.args +++ b/tests/networkxml2firewalldata/route-default-linux.args @@ -1,5 +1,77 @@ iptables \ --table filter \ +--new-chain INP_libvirt +iptables \ +--table filter \ +--new-chain OUT_libvirt +iptables \ +--table filter \ +--new-chain FWD_libvirt_out +iptables \ +--table filter \ +--new-chain FWD_libvirt_in +iptables \ +--table filter \ +--new-chain FWD_libvirt_cross +iptables \ +--table nat \ +--new-chain PRT_libvirt +ip6tables \ +--table filter \ +--new-chain INP_libvirt +ip6tables \ +--table filter \ +--new-chain OUT_libvirt +ip6tables \ +--table filter \ +--new-chain FWD_libvirt_out +ip6tables \ +--table filter \ +--new-chain FWD_libvirt_in +ip6tables \ +--table filter \ +--new-chain FWD_libvirt_cross +ip6tables \ +--table nat \ +--new-chain PRT_libvirt +iptables \ +--table filter \ +--list INPUT +iptables \ +--table filter \ +--list OUTPUT +iptables \ +--table filter \ +--list FORWARD +iptables \ +--table filter \ +--list FORWARD +iptables \ +--table filter \ +--list FORWARD +iptables \ +--table nat \ +--list POSTROUTING +ip6tables \ +--table filter \ +--list INPUT +ip6tables \ +--table filter \ +--list OUTPUT +ip6tables \ +--table filter \ +--list FORWARD +ip6tables \ +--table filter \ +--list FORWARD +ip6tables \ +--table filter \ +--list FORWARD +ip6tables \ +--table nat \ +--list POSTROUTING +iptables \ +--table filter \ --insert INPUT \ --in-interface virbr0 \ --protocol tcp \ -- 2.19.1