diff options
| author | vivek <vivek@cumulusnetworks.com> | 2018-02-04 12:33:33 +0000 |
|---|---|---|
| committer | Donald Sharp <sharpd@cumulusnetworks.com> | 2018-03-09 11:07:41 -0500 |
| commit | 942bf97b13223ac5645f613a2f00ab18f3716c59 (patch) | |
| tree | 426b4568396dcbf0ccbbee0792602c855cf045db /zebra/kernel_netlink.c | |
| parent | dba32923eb4198bb17e2cdbcd9e88c7decde81c4 (diff) | |
*: PBR - netlink interaction and basic definitions
Implement netlink interactions for Policy Based Routing. This includes
APIs to install and uninstall rules and handle notifications from the
kernel related to rule addition or deletion. Various definitions are
added to facilitate this.
Signed-off-by: Vivek Venkatraman <vivek@cumulusnetworks.com>
Reviewed-by: Donald Sharp <sharpd@cumulusnetworks.com>
Diffstat (limited to 'zebra/kernel_netlink.c')
| -rw-r--r-- | zebra/kernel_netlink.c | 19 |
1 files changed, 10 insertions, 9 deletions
diff --git a/zebra/kernel_netlink.c b/zebra/kernel_netlink.c index 0b3b6eed45..52b2692090 100644 --- a/zebra/kernel_netlink.c +++ b/zebra/kernel_netlink.c @@ -45,6 +45,7 @@ #include "zebra/kernel_netlink.h" #include "zebra/rt_netlink.h" #include "zebra/if_netlink.h" +#include "zebra/rule_netlink.h" #ifndef SO_RCVBUFFORCE #define SO_RCVBUFFORCE (33) @@ -85,6 +86,9 @@ static const struct message nlmsg_str[] = {{RTM_NEWROUTE, "RTM_NEWROUTE"}, {RTM_NEWNEIGH, "RTM_NEWNEIGH"}, {RTM_DELNEIGH, "RTM_DELNEIGH"}, {RTM_GETNEIGH, "RTM_GETNEIGH"}, + {RTM_NEWRULE, "RTM_NEWRULE"}, + {RTM_DELRULE, "RTM_DELRULE"}, + {RTM_GETRULE, "RTM_GETRULE"}, {0}}; static const struct message rtproto_str[] = { @@ -240,28 +244,24 @@ static int netlink_information_fetch(struct sockaddr_nl *snl, switch (h->nlmsg_type) { case RTM_NEWROUTE: return netlink_route_change(snl, h, ns_id, startup); - break; case RTM_DELROUTE: return netlink_route_change(snl, h, ns_id, startup); - break; case RTM_NEWLINK: return netlink_link_change(snl, h, ns_id, startup); - break; case RTM_DELLINK: return netlink_link_change(snl, h, ns_id, startup); - break; case RTM_NEWADDR: return netlink_interface_addr(snl, h, ns_id, startup); - break; case RTM_DELADDR: return netlink_interface_addr(snl, h, ns_id, startup); - break; case RTM_NEWNEIGH: return netlink_neigh_change(snl, h, ns_id); - break; case RTM_DELNEIGH: return netlink_neigh_change(snl, h, ns_id); - break; + case RTM_NEWRULE: + return netlink_rule_change(snl, h, ns_id, startup); + case RTM_DELRULE: + return netlink_rule_change(snl, h, ns_id, startup); default: if (IS_ZEBRA_DEBUG_KERNEL) zlog_debug("Unknown netlink nlmsg_type %d vrf %u\n", @@ -788,7 +788,8 @@ void kernel_init(struct zebra_ns *zns) /* Initialize netlink sockets */ groups = RTMGRP_LINK | RTMGRP_IPV4_ROUTE | RTMGRP_IPV4_IFADDR | RTMGRP_IPV6_ROUTE | RTMGRP_IPV6_IFADDR | RTMGRP_IPV4_MROUTE - | RTMGRP_NEIGH; + | RTMGRP_NEIGH + | RTNLGRP_IPV4_RULE | RTNLGRP_IPV6_RULE; snprintf(zns->netlink.name, sizeof(zns->netlink.name), "netlink-listen (NS %u)", zns->ns_id); |