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zebra: Send RTPROT_ZEBRA for netlink messages missing this data

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Update neighbor entries and rule entries to have the RTPROT_ZEBRA
protocol value.  So we can tell where things come from.

Signed-off-by: Donald Sharp <sharpd@cumulusnetworks.com>
This commit is contained in:
Donald Sharp 2019-09-19 16:05:39 -04:00
parent d3d7feb597
commit f3dbec60f2
2 changed files with 16 additions and 0 deletions
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12
zebra/rt_netlink.c
View File

@ -1440,6 +1440,7 @@ static void _netlink_mpls_debug(int cmd, uint32_t label, const char *routedesc)
static int netlink_neigh_update(int cmd, int ifindex, uint32_t addr, char *lla,
int llalen, ns_id_t ns_id)
{
uint8_t protocol = RTPROT_ZEBRA;
struct {
struct nlmsghdr n;
struct ndmsg ndm;
@ -1460,6 +1461,8 @@ static int netlink_neigh_update(int cmd, int ifindex, uint32_t addr, char *lla,
req.ndm.ndm_ifindex = ifindex;
req.ndm.ndm_type = RTN_UNICAST;
addattr_l(&req.n, sizeof(req),
NDA_PROTOCOL, &protocol, sizeof(protocol));
addattr_l(&req.n, sizeof(req), NDA_DST, &addr, 4);
addattr_l(&req.n, sizeof(req), NDA_LLADDR, lla, llalen);
@ -1930,6 +1933,7 @@ int kernel_neigh_update(int add, int ifindex, uint32_t addr, char *lla,
static int netlink_vxlan_flood_update_ctx(const struct zebra_dplane_ctx *ctx,
int cmd)
{
uint8_t protocol = RTPROT_ZEBRA;
struct {
struct nlmsghdr n;
struct ndmsg ndm;
@ -1950,6 +1954,8 @@ static int netlink_vxlan_flood_update_ctx(const struct zebra_dplane_ctx *ctx,
req.ndm.ndm_flags |= NTF_SELF; // Handle by "self", not "master"
addattr_l(&req.n, sizeof(req),
NDA_PROTOCOL, &protocol, sizeof(protocol));
addattr_l(&req.n, sizeof(req), NDA_LLADDR, &dst_mac, 6);
req.ndm.ndm_ifindex = dplane_ctx_get_ifindex(ctx);
@ -2297,6 +2303,7 @@ int netlink_macfdb_read_specific_mac(struct zebra_ns *zns,
static enum zebra_dplane_result
netlink_macfdb_update_ctx(struct zebra_dplane_ctx *ctx)
{
uint8_t protocol = RTPROT_ZEBRA;
struct {
struct nlmsghdr n;
struct ndmsg ndm;
@ -2330,6 +2337,8 @@ netlink_macfdb_update_ctx(struct zebra_dplane_ctx *ctx)
else
req.ndm.ndm_flags |= NTF_EXT_LEARNED;
addattr_l(&req.n, sizeof(req),
NDA_PROTOCOL, &protocol, sizeof(protocol));
addattr_l(&req.n, sizeof(req), NDA_LLADDR,
dplane_ctx_mac_get_addr(ctx), 6);
req.ndm.ndm_ifindex = dplane_ctx_get_ifindex(ctx);
@ -2748,6 +2757,7 @@ int netlink_neigh_change(struct nlmsghdr *h, ns_id_t ns_id)
static int netlink_neigh_update_ctx(const struct zebra_dplane_ctx *ctx,
int cmd)
{
uint8_t protocol = RTPROT_ZEBRA;
struct {
struct nlmsghdr n;
struct ndmsg ndm;
@ -2782,6 +2792,8 @@ static int netlink_neigh_update_ctx(const struct zebra_dplane_ctx *ctx,
req.ndm.ndm_type = RTN_UNICAST;
req.ndm.ndm_flags = flags;
addattr_l(&req.n, sizeof(req),
NDA_PROTOCOL, &protocol, sizeof(protocol));
ipa_len = IS_IPADDR_V4(ip) ? IPV4_MAX_BYTELEN : IPV6_MAX_BYTELEN;
addattr_l(&req.n, sizeof(req), NDA_DST, &ip->ip.addr, ipa_len);
if (mac)

4
zebra/rule_netlink.c
View File

@ -54,6 +54,7 @@
*/
static int netlink_rule_update(int cmd, struct zebra_pbr_rule *rule)
{
uint8_t protocol = RTPROT_ZEBRA;
int family;
int bytelen;
struct {
@ -78,6 +79,9 @@ static int netlink_rule_update(int cmd, struct zebra_pbr_rule *rule)
req.frh.family = family;
req.frh.action = FR_ACT_TO_TBL;
addattr_l(&req.n, sizeof(req),
FRA_PROTOCOL, &protocol, sizeof(protocol));
/* rule's pref # */
addattr32(&req.n, sizeof(req), FRA_PRIORITY, rule->rule.priority);