diff options
-rw-r--r-- | isisd/isis_tlvs.c | 18 | ||||
-rw-r--r-- | lib/nexthop.c | 9 | ||||
-rw-r--r-- | lib/nexthop.h | 3 | ||||
-rw-r--r-- | lib/nexthop_group.c | 25 | ||||
-rw-r--r-- | lib/zclient.c | 88 | ||||
-rw-r--r-- | lib/zebra.h | 1 | ||||
-rw-r--r-- | zebra/rt.h | 4 | ||||
-rw-r--r-- | zebra/rt_netlink.c | 49 | ||||
-rw-r--r-- | zebra/rt_socket.c | 10 | ||||
-rw-r--r-- | zebra/zebra_dplane.c | 65 | ||||
-rw-r--r-- | zebra/zebra_dplane.h | 15 | ||||
-rw-r--r-- | zebra/zebra_rib.c | 2 | ||||
-rw-r--r-- | zebra/zebra_vxlan.c | 16 |
13 files changed, 243 insertions, 62 deletions
diff --git a/isisd/isis_tlvs.c b/isisd/isis_tlvs.c index 488dfedae..ee253c7a3 100644 --- a/isisd/isis_tlvs.c +++ b/isisd/isis_tlvs.c @@ -22,7 +22,9 @@ */ #include <zebra.h> +#ifdef CRYPTO_INTERNAL #include "md5.h" +#endif #include "memory.h" #include "stream.h" #include "sbuf.h" @@ -2770,8 +2772,16 @@ static void update_auth_hmac_md5(struct isis_auth *auth, struct stream *s, safe_auth_md5(s, &checksum, &rem_lifetime); memset(STREAM_DATA(s) + auth->offset, 0, 16); +#ifdef CRYPTO_OPENSSL + uint8_t *result = (uint8_t *)HMAC(EVP_md5(), auth->passwd, + auth->plength, STREAM_DATA(s), + stream_get_endp(s), NULL, NULL); + + memcpy(digest, result, 16); +#elif CRYPTO_INTERNAL hmac_md5(STREAM_DATA(s), stream_get_endp(s), auth->passwd, auth->plength, digest); +#endif memcpy(auth->value, digest, 16); memcpy(STREAM_DATA(s) + auth->offset, digest, 16); @@ -3310,8 +3320,16 @@ static bool auth_validator_hmac_md5(struct isis_passwd *passwd, safe_auth_md5(stream, &checksum, &rem_lifetime); memset(STREAM_DATA(stream) + auth->offset, 0, 16); +#ifdef CRYPTO_OPENSSL + uint8_t *result = (uint8_t *)HMAC(EVP_md5(), passwd->passwd, + passwd->len, STREAM_DATA(stream), + stream_get_endp(stream), NULL, NULL); + + memcpy(digest, result, 16); +#elif CRYPTO_INTERNAL hmac_md5(STREAM_DATA(stream), stream_get_endp(stream), passwd->passwd, passwd->len, digest); +#endif memcpy(STREAM_DATA(stream) + auth->offset, auth->value, 16); bool rv = !memcmp(digest, auth->value, 16); diff --git a/lib/nexthop.c b/lib/nexthop.c index 0984c1a16..cf5bed3d6 100644 --- a/lib/nexthop.c +++ b/lib/nexthop.c @@ -65,9 +65,8 @@ static int _nexthop_labels_cmp(const struct nexthop *nh1, return memcmp(nhl1->label, nhl2->label, nhl1->num_labels); } -static int _nexthop_g_addr_cmp(enum nexthop_types_t type, - const union g_addr *addr1, - const union g_addr *addr2) +int nexthop_g_addr_cmp(enum nexthop_types_t type, const union g_addr *addr1, + const union g_addr *addr2) { int ret = 0; @@ -92,13 +91,13 @@ static int _nexthop_g_addr_cmp(enum nexthop_types_t type, static int _nexthop_gateway_cmp(const struct nexthop *nh1, const struct nexthop *nh2) { - return _nexthop_g_addr_cmp(nh1->type, &nh1->gate, &nh2->gate); + return nexthop_g_addr_cmp(nh1->type, &nh1->gate, &nh2->gate); } static int _nexthop_source_cmp(const struct nexthop *nh1, const struct nexthop *nh2) { - return _nexthop_g_addr_cmp(nh1->type, &nh1->src, &nh2->src); + return nexthop_g_addr_cmp(nh1->type, &nh1->src, &nh2->src); } static int _nexthop_cmp_no_labels(const struct nexthop *next1, diff --git a/lib/nexthop.h b/lib/nexthop.h index 20401cd58..9dd5fc6fd 100644 --- a/lib/nexthop.h +++ b/lib/nexthop.h @@ -142,6 +142,9 @@ extern bool nexthop_same(const struct nexthop *nh1, const struct nexthop *nh2); extern bool nexthop_same_no_labels(const struct nexthop *nh1, const struct nexthop *nh2); extern int nexthop_cmp(const struct nexthop *nh1, const struct nexthop *nh2); +extern int nexthop_g_addr_cmp(enum nexthop_types_t type, + const union g_addr *addr1, + const union g_addr *addr2); extern const char *nexthop_type_to_str(enum nexthop_types_t nh_type); extern bool nexthop_labels_match(const struct nexthop *nh1, diff --git a/lib/nexthop_group.c b/lib/nexthop_group.c index 5602018b3..abe2096ce 100644 --- a/lib/nexthop_group.c +++ b/lib/nexthop_group.c @@ -60,6 +60,16 @@ nexthop_group_cmd_compare(const struct nexthop_group_cmd *nhgc1, return strcmp(nhgc1->name, nhgc2->name); } +static struct nexthop *nexthop_group_tail(const struct nexthop_group *nhg) +{ + struct nexthop *nexthop = nhg->nexthop; + + while (nexthop && nexthop->next) + nexthop = nexthop->next; + + return nexthop; +} + uint8_t nexthop_group_nexthop_num(const struct nexthop_group *nhg) { struct nexthop *nhop; @@ -129,7 +139,20 @@ void _nexthop_add(struct nexthop **target, struct nexthop *nexthop) void _nexthop_group_add_sorted(struct nexthop_group *nhg, struct nexthop *nexthop) { - struct nexthop *position, *prev; + struct nexthop *position, *prev, *tail; + + /* Try to just append to the end first + * This trust it is already sorted + */ + + tail = nexthop_group_tail(nhg); + + if (tail && (nexthop_cmp(tail, nexthop) < 0)) { + tail->next = nexthop; + nexthop->prev = tail; + + return; + } for (position = nhg->nexthop, prev = NULL; position; prev = position, position = position->next) { diff --git a/lib/zclient.c b/lib/zclient.c index 2d79d9b3c..f809704f8 100644 --- a/lib/zclient.c +++ b/lib/zclient.c @@ -766,6 +766,92 @@ int zclient_route_send(uint8_t cmd, struct zclient *zclient, return zclient_send_message(zclient); } +static int zapi_nexthop_labels_cmp(const struct zapi_nexthop *next1, + const struct zapi_nexthop *next2) +{ + if (next1->label_num > next2->label_num) + return 1; + + if (next1->label_num < next2->label_num) + return -1; + + return memcmp(next1->labels, next2->labels, next1->label_num); +} + +static int zapi_nexthop_cmp_no_labels(const struct zapi_nexthop *next1, + const struct zapi_nexthop *next2) +{ + int ret = 0; + + if (next1->vrf_id < next2->vrf_id) + return -1; + + if (next1->vrf_id > next2->vrf_id) + return 1; + + if (next1->type < next2->type) + return -1; + + if (next1->type > next2->type) + return 1; + + switch (next1->type) { + case NEXTHOP_TYPE_IPV4: + case NEXTHOP_TYPE_IPV6: + ret = nexthop_g_addr_cmp(next1->type, &next1->gate, + &next2->gate); + if (ret != 0) + return ret; + break; + case NEXTHOP_TYPE_IPV4_IFINDEX: + case NEXTHOP_TYPE_IPV6_IFINDEX: + ret = nexthop_g_addr_cmp(next1->type, &next1->gate, + &next2->gate); + if (ret != 0) + return ret; + /* Intentional Fall-Through */ + case NEXTHOP_TYPE_IFINDEX: + if (next1->ifindex < next2->ifindex) + return -1; + + if (next1->ifindex > next2->ifindex) + return 1; + break; + case NEXTHOP_TYPE_BLACKHOLE: + if (next1->bh_type < next2->bh_type) + return -1; + + if (next1->bh_type > next2->bh_type) + return 1; + break; + } + + return 0; +} + +static int zapi_nexthop_cmp(const void *item1, const void *item2) +{ + int ret = 0; + + const struct zapi_nexthop *next1 = item1; + const struct zapi_nexthop *next2 = item2; + + ret = zapi_nexthop_cmp_no_labels(next1, next2); + if (ret != 0) + return ret; + + ret = zapi_nexthop_labels_cmp(next1, next2); + + return ret; +} + +static void zapi_nexthop_group_sort(struct zapi_nexthop *nh_grp, + uint16_t nexthop_num) +{ + qsort(nh_grp, nexthop_num, sizeof(struct zapi_nexthop), + &zapi_nexthop_cmp); +} + int zapi_route_encode(uint8_t cmd, struct stream *s, struct zapi_route *api) { struct zapi_nexthop *api_nh; @@ -821,6 +907,8 @@ int zapi_route_encode(uint8_t cmd, struct stream *s, struct zapi_route *api) return -1; } + zapi_nexthop_group_sort(api->nexthops, api->nexthop_num); + stream_putw(s, api->nexthop_num); for (i = 0; i < api->nexthop_num; i++) { diff --git a/lib/zebra.h b/lib/zebra.h index 789a93a3c..b17ef700b 100644 --- a/lib/zebra.h +++ b/lib/zebra.h @@ -136,6 +136,7 @@ typedef unsigned char uint8_t; #ifdef CRYPTO_OPENSSL #include <openssl/evp.h> +#include <openssl/hmac.h> #endif #include "openbsd-tree.h" diff --git a/zebra/rt.h b/zebra/rt.h index 73708bd30..59b42fed1 100644 --- a/zebra/rt.h +++ b/zebra/rt.h @@ -68,10 +68,6 @@ extern int mpls_kernel_init(void); extern uint32_t kernel_get_speed(struct interface *ifp); extern int kernel_get_ipmr_sg_stats(struct zebra_vrf *zvrf, void *mroute); -extern int kernel_add_vtep(vni_t vni, struct interface *ifp, - struct in_addr *vtep_ip); -extern int kernel_del_vtep(vni_t vni, struct interface *ifp, - struct in_addr *vtep_ip); /* * Southbound Initialization routines to get initial starting diff --git a/zebra/rt_netlink.c b/zebra/rt_netlink.c index 98d1dbbbc..5edcf9bb8 100644 --- a/zebra/rt_netlink.c +++ b/zebra/rt_netlink.c @@ -1927,19 +1927,17 @@ int kernel_neigh_update(int add, int ifindex, uint32_t addr, char *lla, * Add remote VTEP to the flood list for this VxLAN interface (VNI). This * is done by adding an FDB entry with a MAC of 00:00:00:00:00:00. */ -static int netlink_vxlan_flood_list_update(struct interface *ifp, - struct in_addr *vtep_ip, int cmd) +static int netlink_vxlan_flood_update_ctx(const struct zebra_dplane_ctx *ctx, + int cmd) { - struct zebra_ns *zns; struct { struct nlmsghdr n; struct ndmsg ndm; char buf[256]; } req; uint8_t dst_mac[6] = {0x0, 0x0, 0x0, 0x0, 0x0, 0x0}; - struct zebra_vrf *zvrf = zebra_vrf_lookup_by_id(ifp->vrf_id); + const struct ipaddr *addr; - zns = zvrf->zns; memset(&req, 0, sizeof(req)); req.n.nlmsg_len = NLMSG_LENGTH(sizeof(struct ndmsg)); @@ -1953,39 +1951,14 @@ static int netlink_vxlan_flood_list_update(struct interface *ifp, addattr_l(&req.n, sizeof(req), NDA_LLADDR, &dst_mac, 6); - req.ndm.ndm_ifindex = ifp->ifindex; - addattr_l(&req.n, sizeof(req), NDA_DST, &vtep_ip->s_addr, 4); - - return netlink_talk(netlink_talk_filter, &req.n, &zns->netlink_cmd, zns, - 0); -} - -/* - * Add remote VTEP for this VxLAN interface (VNI). In Linux, this involves - * adding - * a "flood" MAC FDB entry. - */ -int kernel_add_vtep(vni_t vni, struct interface *ifp, struct in_addr *vtep_ip) -{ - if (IS_ZEBRA_DEBUG_VXLAN) - zlog_debug("Install %s into flood list for VNI %u intf %s(%u)", - inet_ntoa(*vtep_ip), vni, ifp->name, ifp->ifindex); + req.ndm.ndm_ifindex = dplane_ctx_get_ifindex(ctx); - return netlink_vxlan_flood_list_update(ifp, vtep_ip, RTM_NEWNEIGH); -} + addr = dplane_ctx_neigh_get_ipaddr(ctx); -/* - * Remove remote VTEP for this VxLAN interface (VNI). In Linux, this involves - * deleting the "flood" MAC FDB entry. - */ -int kernel_del_vtep(vni_t vni, struct interface *ifp, struct in_addr *vtep_ip) -{ - if (IS_ZEBRA_DEBUG_VXLAN) - zlog_debug( - "Uninstall %s from flood list for VNI %u intf %s(%u)", - inet_ntoa(*vtep_ip), vni, ifp->name, ifp->ifindex); + addattr_l(&req.n, sizeof(req), NDA_DST, &(addr->ipaddr_v4), 4); - return netlink_vxlan_flood_list_update(ifp, vtep_ip, RTM_DELNEIGH); + return netlink_talk_info(netlink_talk_filter, &req.n, + dplane_ctx_get_ns(ctx), 0); } #ifndef NDA_RTA @@ -2883,6 +2856,12 @@ enum zebra_dplane_result kernel_neigh_update_ctx(struct zebra_dplane_ctx *ctx) case DPLANE_OP_NEIGH_DELETE: ret = netlink_neigh_update_ctx(ctx, RTM_DELNEIGH); break; + case DPLANE_OP_VTEP_ADD: + ret = netlink_vxlan_flood_update_ctx(ctx, RTM_NEWNEIGH); + break; + case DPLANE_OP_VTEP_DELETE: + ret = netlink_vxlan_flood_update_ctx(ctx, RTM_DELNEIGH); + break; default: break; } diff --git a/zebra/rt_socket.c b/zebra/rt_socket.c index f8ce71713..dc0f29bdb 100644 --- a/zebra/rt_socket.c +++ b/zebra/rt_socket.c @@ -382,16 +382,6 @@ extern int kernel_get_ipmr_sg_stats(struct zebra_vrf *zvrf, void *mroute) return 0; } -int kernel_add_vtep(vni_t vni, struct interface *ifp, struct in_addr *vtep_ip) -{ - return 0; -} - -int kernel_del_vtep(vni_t vni, struct interface *ifp, struct in_addr *vtep_ip) -{ - return 0; -} - /* * Update MAC, using dataplane context object. No-op here for now. */ diff --git a/zebra/zebra_dplane.c b/zebra/zebra_dplane.c index 569ccfb0b..2bf541617 100644 --- a/zebra/zebra_dplane.c +++ b/zebra/zebra_dplane.c @@ -148,7 +148,7 @@ struct dplane_intf_info { }; /* - * MAC address info for the dataplane. + * EVPN MAC address info for the dataplane. */ struct dplane_mac_info { vlanid_t vid; @@ -508,6 +508,8 @@ static void dplane_ctx_free(struct zebra_dplane_ctx **pctx) case DPLANE_OP_NEIGH_INSTALL: case DPLANE_OP_NEIGH_UPDATE: case DPLANE_OP_NEIGH_DELETE: + case DPLANE_OP_VTEP_ADD: + case DPLANE_OP_VTEP_DELETE: case DPLANE_OP_NONE: break; } @@ -684,6 +686,12 @@ const char *dplane_op2str(enum dplane_op_e op) case DPLANE_OP_NEIGH_DELETE: ret = "NEIGH_DELETE"; break; + case DPLANE_OP_VTEP_ADD: + ret = "VTEP_ADD"; + break; + case DPLANE_OP_VTEP_DELETE: + ret = "VTEP_DELETE"; + break; } return ret; @@ -2243,7 +2251,7 @@ enum zebra_dplane_result dplane_neigh_update(const struct interface *ifp, const struct ipaddr *ip, const struct ethaddr *mac) { - enum zebra_dplane_result result = ZEBRA_DPLANE_REQUEST_FAILURE; + enum zebra_dplane_result result; result = neigh_update_internal(DPLANE_OP_NEIGH_UPDATE, ifp, mac, ip, 0, DPLANE_NUD_PROBE); @@ -2257,7 +2265,7 @@ enum zebra_dplane_result dplane_neigh_update(const struct interface *ifp, enum zebra_dplane_result dplane_neigh_delete(const struct interface *ifp, const struct ipaddr *ip) { - enum zebra_dplane_result result = ZEBRA_DPLANE_REQUEST_FAILURE; + enum zebra_dplane_result result; result = neigh_update_internal(DPLANE_OP_NEIGH_DELETE, ifp, NULL, ip, 0, 0); @@ -2266,6 +2274,55 @@ enum zebra_dplane_result dplane_neigh_delete(const struct interface *ifp, } /* + * Enqueue evpn VTEP add for the dataplane. + */ +enum zebra_dplane_result dplane_vtep_add(const struct interface *ifp, + const struct in_addr *ip, + vni_t vni) +{ + enum zebra_dplane_result result; + struct ethaddr mac = { {0, 0, 0, 0, 0, 0} }; + struct ipaddr addr; + + if (IS_ZEBRA_DEBUG_VXLAN) + zlog_debug("Install %s into flood list for VNI %u intf %s(%u)", + inet_ntoa(*ip), vni, ifp->name, ifp->ifindex); + + SET_IPADDR_V4(&addr); + addr.ipaddr_v4 = *ip; + + result = neigh_update_internal(DPLANE_OP_VTEP_ADD, + ifp, &mac, &addr, 0, 0); + + return result; +} + +/* + * Enqueue evpn VTEP add for the dataplane. + */ +enum zebra_dplane_result dplane_vtep_delete(const struct interface *ifp, + const struct in_addr *ip, + vni_t vni) +{ + enum zebra_dplane_result result; + struct ethaddr mac = { {0, 0, 0, 0, 0, 0} }; + struct ipaddr addr; + + if (IS_ZEBRA_DEBUG_VXLAN) + zlog_debug( + "Uninstall %s from flood list for VNI %u intf %s(%u)", + inet_ntoa(*ip), vni, ifp->name, ifp->ifindex); + + SET_IPADDR_V4(&addr); + addr.ipaddr_v4 = *ip; + + result = neigh_update_internal(DPLANE_OP_VTEP_DELETE, + ifp, &mac, &addr, 0, 0); + + return result; +} + +/* * Common helper api for evpn neighbor updates */ static enum zebra_dplane_result @@ -2910,6 +2967,8 @@ static int kernel_dplane_process_func(struct zebra_dplane_provider *prov) case DPLANE_OP_NEIGH_INSTALL: case DPLANE_OP_NEIGH_UPDATE: case DPLANE_OP_NEIGH_DELETE: + case DPLANE_OP_VTEP_ADD: + case DPLANE_OP_VTEP_DELETE: res = kernel_dplane_neigh_update(ctx); break; diff --git a/zebra/zebra_dplane.h b/zebra/zebra_dplane.h index fab241a57..31f0fc98b 100644 --- a/zebra/zebra_dplane.h +++ b/zebra/zebra_dplane.h @@ -134,6 +134,10 @@ enum dplane_op_e { DPLANE_OP_NEIGH_INSTALL, DPLANE_OP_NEIGH_UPDATE, DPLANE_OP_NEIGH_DELETE, + + /* EVPN VTEP updates */ + DPLANE_OP_VTEP_ADD, + DPLANE_OP_VTEP_DELETE, }; /* @@ -421,6 +425,17 @@ enum zebra_dplane_result dplane_neigh_update(const struct interface *ifp, enum zebra_dplane_result dplane_neigh_delete(const struct interface *ifp, const struct ipaddr *ip); +/* + * Enqueue evpn VTEP updates for the dataplane. + */ +enum zebra_dplane_result dplane_vtep_add(const struct interface *ifp, + const struct in_addr *ip, + vni_t vni); +enum zebra_dplane_result dplane_vtep_delete(const struct interface *ifp, + const struct in_addr *ip, + vni_t vni); + + /* Retrieve the limit on the number of pending, unprocessed updates. */ uint32_t dplane_get_in_queue_limit(void); diff --git a/zebra/zebra_rib.c b/zebra/zebra_rib.c index b85784f59..157c67fa6 100644 --- a/zebra/zebra_rib.c +++ b/zebra/zebra_rib.c @@ -3280,6 +3280,8 @@ static int rib_process_dplane_results(struct thread *thread) case DPLANE_OP_NEIGH_INSTALL: case DPLANE_OP_NEIGH_UPDATE: case DPLANE_OP_NEIGH_DELETE: + case DPLANE_OP_VTEP_ADD: + case DPLANE_OP_VTEP_DELETE: case DPLANE_OP_NONE: /* Don't expect this: just return the struct? */ dplane_ctx_fini(&ctx); diff --git a/zebra/zebra_vxlan.c b/zebra/zebra_vxlan.c index b8dfe999d..bb8b61e7e 100644 --- a/zebra/zebra_vxlan.c +++ b/zebra/zebra_vxlan.c @@ -4290,9 +4290,13 @@ static int zvni_vtep_del_all(zebra_vni_t *zvni, int uninstall) static int zvni_vtep_install(zebra_vni_t *zvni, zebra_vtep_t *zvtep) { if (is_vxlan_flooding_head_end() && - (zvtep->flood_control == VXLAN_FLOOD_HEAD_END_REPL)) - return kernel_add_vtep(zvni->vni, zvni->vxlan_if, - &zvtep->vtep_ip); + (zvtep->flood_control == VXLAN_FLOOD_HEAD_END_REPL)) { + if (ZEBRA_DPLANE_REQUEST_FAILURE == + dplane_vtep_add(zvni->vxlan_if, + &zvtep->vtep_ip, zvni->vni)) + return -1; + } + return 0; } @@ -4307,7 +4311,11 @@ static int zvni_vtep_uninstall(zebra_vni_t *zvni, struct in_addr *vtep_ip) return -1; } - return kernel_del_vtep(zvni->vni, zvni->vxlan_if, vtep_ip); + if (ZEBRA_DPLANE_REQUEST_FAILURE == + dplane_vtep_delete(zvni->vxlan_if, vtep_ip, zvni->vni)) + return -1; + + return 0; } /* |