@@ -41,6 +41,9 @@ lflow_get_input_data(struct engine_node *node,
struct lflow_input *lflow_input)
{
struct northd_data *northd_data = engine_get_input_data("northd", node);
+ struct bfd_data *bfd_data = engine_get_input_data("bfd", node);
+ struct bfd_consumer_data *bfd_consumer_data =
+ engine_get_input_data("bfd_consumer", node);
struct port_group_data *pg_data =
engine_get_input_data("port_group", node);
struct sync_meters_data *sync_meters_data =
@@ -78,7 +81,10 @@ lflow_get_input_data(struct engine_node *node,
lflow_input->meter_groups = &sync_meters_data->meter_groups;
lflow_input->lb_datapaths_map = &northd_data->lb_datapaths_map;
lflow_input->svc_monitor_map = &northd_data->svc_monitor_map;
- lflow_input->bfd_connections = NULL;
+ lflow_input->bfd_connections = &bfd_data->bfd_connections;
+ lflow_input->parsed_routes = &bfd_consumer_data->parsed_routes;
+ lflow_input->route_tables = &bfd_consumer_data->route_tables;
+ lflow_input->route_policies = &bfd_consumer_data->route_policies;
struct ed_type_global_config *global_config =
engine_get_input_data("global_config", node);
@@ -95,25 +101,14 @@ void en_lflow_run(struct engine_node *node, void *data)
struct lflow_input lflow_input;
lflow_get_input_data(node, &lflow_input);
- struct hmap bfd_connections = HMAP_INITIALIZER(&bfd_connections);
- lflow_input.bfd_connections = &bfd_connections;
-
stopwatch_start(BUILD_LFLOWS_STOPWATCH_NAME, time_msec());
struct lflow_data *lflow_data = data;
lflow_table_clear(lflow_data->lflow_table);
lflow_reset_northd_refs(&lflow_input);
- build_bfd_table(eng_ctx->ovnsb_idl_txn,
- lflow_input.nbrec_bfd_table,
- lflow_input.sbrec_bfd_table,
- lflow_input.lr_ports,
- &bfd_connections);
build_lflows(eng_ctx->ovnsb_idl_txn, &lflow_input,
lflow_data->lflow_table);
- bfd_cleanup_connections(lflow_input.nbrec_bfd_table,
- &bfd_connections);
- hmap_destroy(&bfd_connections);
stopwatch_stop(BUILD_LFLOWS_STOPWATCH_NAME, time_msec());
engine_set_node_state(node, EN_UPDATED);
@@ -236,6 +236,66 @@ northd_global_config_handler(struct engine_node *node, void *data OVS_UNUSED)
return true;
}
+void
+en_bfd_consumer_run(struct engine_node *node, void *data)
+{
+
+ struct northd_data *northd_data = engine_get_input_data("northd", node);
+ struct bfd_data *bfd_data = engine_get_input_data("bfd", node);
+ const struct nbrec_bfd_table *nbrec_bfd_table =
+ EN_OVSDB_GET(engine_get_input("NB_bfd", node));
+ struct bfd_consumer_data *bfd_consumer_data = data;
+
+ bfd_consumer_destroy(data);
+ bfd_consumer_init(data);
+
+ struct ovn_datapath *od;
+ HMAP_FOR_EACH (od, key_node, &northd_data->lr_datapaths.datapaths) {
+ for (int i = 0; i < od->nbr->n_ports; i++) {
+ const char *route_table_name =
+ smap_get(&od->nbr->ports[i]->options, "route_table");
+ get_route_table_id(&bfd_consumer_data->route_tables,
+ route_table_name);
+ }
+ for (int i = 0; i < od->nbr->n_static_routes; i++) {
+ parsed_routes_add(od, &northd_data->lr_ports,
+ &bfd_consumer_data->parsed_routes,
+ &bfd_consumer_data->route_tables,
+ od->nbr->static_routes[i],
+ &bfd_data->bfd_connections);
+ }
+ build_route_policies(od, &northd_data->lr_ports,
+ &bfd_data->bfd_connections,
+ &bfd_consumer_data->route_policies);
+ }
+ bfd_cleanup_connections(nbrec_bfd_table, &bfd_data->bfd_connections);
+
+ engine_set_node_state(node, EN_UPDATED);
+}
+
+void
+en_bfd_run(struct engine_node *node, void *data)
+{
+ struct northd_data *northd_data = engine_get_input_data("northd", node);
+ const struct engine_context *eng_ctx = engine_get_context();
+ struct bfd_data *bfd_data = data;
+ const struct nbrec_bfd_table *nbrec_bfd_table =
+ EN_OVSDB_GET(engine_get_input("NB_bfd", node));
+ const struct sbrec_bfd_table *sbrec_bfd_table =
+ EN_OVSDB_GET(engine_get_input("SB_bfd", node));
+
+ bfd_destroy(data);
+ bfd_init(data);
+ if (build_bfd_table(eng_ctx->ovnsb_idl_txn,
+ nbrec_bfd_table, sbrec_bfd_table,
+ &northd_data->lr_ports,
+ &bfd_data->bfd_connections)) {
+ engine_set_node_state(node, EN_UPDATED);
+ } else {
+ engine_set_node_state(node, EN_UNCHANGED);
+ }
+}
+
void
*en_northd_init(struct engine_node *node OVS_UNUSED,
struct engine_arg *arg OVS_UNUSED)
@@ -247,6 +307,26 @@ void
return data;
}
+void
+*en_bfd_consumer_init(struct engine_node *node OVS_UNUSED,
+ struct engine_arg *arg OVS_UNUSED)
+{
+ struct bfd_consumer_data *data = xzalloc(sizeof *data);
+
+ bfd_consumer_init(data);
+ return data;
+}
+
+void
+*en_bfd_init(struct engine_node *node OVS_UNUSED,
+ struct engine_arg *arg OVS_UNUSED)
+{
+ struct bfd_data *data = xzalloc(sizeof *data);
+
+ bfd_init(data);
+ return data;
+}
+
void
en_northd_cleanup(void *data)
{
@@ -259,3 +339,15 @@ en_northd_clear_tracked_data(void *data_)
struct northd_data *data = data_;
destroy_northd_data_tracked_changes(data);
}
+
+void
+en_bfd_consumer_cleanup(void *data)
+{
+ bfd_consumer_destroy(data);
+}
+
+void
+en_bfd_cleanup(void *data)
+{
+ bfd_destroy(data);
+}
@@ -19,5 +19,13 @@ bool northd_nb_logical_switch_handler(struct engine_node *, void *data);
bool northd_nb_logical_router_handler(struct engine_node *, void *data);
bool northd_sb_port_binding_handler(struct engine_node *, void *data);
bool northd_lb_data_handler(struct engine_node *, void *data);
+void *en_bfd_consumer_init(struct engine_node *node OVS_UNUSED,
+ struct engine_arg *arg OVS_UNUSED);
+void en_bfd_consumer_cleanup(void *data);
+void en_bfd_consumer_run(struct engine_node *node, void *data);
+void *en_bfd_init(struct engine_node *node OVS_UNUSED,
+ struct engine_arg *arg OVS_UNUSED);
+void en_bfd_cleanup(void *data);
+void en_bfd_run(struct engine_node *node, void *data);
#endif /* EN_NORTHD_H */
@@ -61,7 +61,9 @@ static unixctl_cb_func chassis_features_list;
NB_NODE(meter, "meter") \
NB_NODE(bfd, "bfd") \
NB_NODE(static_mac_binding, "static_mac_binding") \
- NB_NODE(chassis_template_var, "chassis_template_var")
+ NB_NODE(chassis_template_var, "chassis_template_var") \
+ NB_NODE(logical_router_static_route, "logical_router_static_route") \
+ NB_NODE(logical_router_policy, "logical_router_policy")
enum nb_engine_node {
#define NB_NODE(NAME, NAME_STR) NB_##NAME,
@@ -155,6 +157,8 @@ static ENGINE_NODE_WITH_CLEAR_TRACK_DATA(lb_data, "lb_data");
static ENGINE_NODE_WITH_CLEAR_TRACK_DATA(lr_nat, "lr_nat");
static ENGINE_NODE_WITH_CLEAR_TRACK_DATA(lr_stateful, "lr_stateful");
static ENGINE_NODE_WITH_CLEAR_TRACK_DATA(ls_stateful, "ls_stateful");
+static ENGINE_NODE(bfd_consumer, "bfd_consumer");
+static ENGINE_NODE(bfd, "bfd");
void inc_proc_northd_init(struct ovsdb_idl_loop *nb,
struct ovsdb_idl_loop *sb)
@@ -237,6 +241,19 @@ void inc_proc_northd_init(struct ovsdb_idl_loop *nb,
engine_add_input(&en_fdb_aging, &en_global_config,
node_global_config_handler);
+ engine_add_input(&en_bfd, &en_nb_bfd, NULL);
+ engine_add_input(&en_bfd, &en_sb_bfd, NULL);
+ engine_add_input(&en_bfd, &en_northd, NULL);
+ engine_add_input(&en_bfd, &en_nb_logical_router_policy, NULL);
+ engine_add_input(&en_bfd, &en_nb_logical_router_static_route, NULL);
+
+ engine_add_input(&en_bfd_consumer, &en_bfd, NULL);
+ engine_add_input(&en_bfd_consumer, &en_northd, engine_noop_handler);
+ engine_add_input(&en_bfd_consumer, &en_nb_bfd, NULL);
+ engine_add_input(&en_bfd_consumer, &en_nb_logical_router_policy, NULL);
+ engine_add_input(&en_bfd_consumer, &en_nb_logical_router_static_route,
+ NULL);
+
engine_add_input(&en_sync_meters, &en_nb_acl, NULL);
engine_add_input(&en_sync_meters, &en_nb_meter, NULL);
engine_add_input(&en_sync_meters, &en_sb_meter, NULL);
@@ -255,6 +272,8 @@ void inc_proc_northd_init(struct ovsdb_idl_loop *nb,
engine_add_input(&en_lflow, &en_port_group, lflow_port_group_handler);
engine_add_input(&en_lflow, &en_lr_stateful, lflow_lr_stateful_handler);
engine_add_input(&en_lflow, &en_ls_stateful, lflow_ls_stateful_handler);
+ engine_add_input(&en_lflow, &en_bfd_consumer, NULL);
+ engine_add_input(&en_lflow, &en_bfd, NULL);
engine_add_input(&en_sync_to_sb_addr_set, &en_northd, NULL);
engine_add_input(&en_sync_to_sb_addr_set, &en_lr_stateful, NULL);
@@ -9677,47 +9677,53 @@ bfd_cleanup_connections(const struct nbrec_bfd_table *nbrec_bfd_table,
nbrec_bfd_set_status(nb_bt, "admin_down");
}
}
-
- HMAP_FOR_EACH_POP (bfd_e, hmap_node, bfd_map) {
- free(bfd_e);
- }
}
#define BFD_DEF_MINTX 1000 /* 1s */
#define BFD_DEF_MINRX 1000 /* 1s */
#define BFD_DEF_DETECT_MULT 5
-static void
+static bool
build_bfd_update_sb_conf(const struct nbrec_bfd *nb_bt,
const struct sbrec_bfd *sb_bt)
{
+ bool ret = false;
+
if (strcmp(nb_bt->dst_ip, sb_bt->dst_ip)) {
sbrec_bfd_set_dst_ip(sb_bt, nb_bt->dst_ip);
+ ret = true;
}
if (strcmp(nb_bt->logical_port, sb_bt->logical_port)) {
sbrec_bfd_set_logical_port(sb_bt, nb_bt->logical_port);
+ ret = true;
}
if (strcmp(nb_bt->status, sb_bt->status)) {
sbrec_bfd_set_status(sb_bt, nb_bt->status);
+ ret = true;
}
int detect_mult = nb_bt->n_detect_mult ? nb_bt->detect_mult[0]
: BFD_DEF_DETECT_MULT;
if (detect_mult != sb_bt->detect_mult) {
sbrec_bfd_set_detect_mult(sb_bt, detect_mult);
+ ret = true;
}
int min_tx = nb_bt->n_min_tx ? nb_bt->min_tx[0] : BFD_DEF_MINTX;
if (min_tx != sb_bt->min_tx) {
sbrec_bfd_set_min_tx(sb_bt, min_tx);
+ ret = true;
}
int min_rx = nb_bt->n_min_rx ? nb_bt->min_rx[0] : BFD_DEF_MINRX;
if (min_rx != sb_bt->min_rx) {
sbrec_bfd_set_min_rx(sb_bt, min_rx);
+ ret = true;
}
+
+ return ret;
}
/* RFC 5881 section 4
@@ -9743,7 +9749,7 @@ static int bfd_get_unused_port(unsigned long *bfd_src_ports)
return port + BFD_UDP_SRC_PORT_START;
}
-void
+bool
build_bfd_table(struct ovsdb_idl_txn *ovnsb_txn,
const struct nbrec_bfd_table *nbrec_bfd_table,
const struct sbrec_bfd_table *sbrec_bfd_table,
@@ -9753,6 +9759,7 @@ build_bfd_table(struct ovsdb_idl_txn *ovnsb_txn,
const struct sbrec_bfd *sb_bt;
unsigned long *bfd_src_ports;
struct bfd_entry *bfd_e;
+ bool ret = false;
uint32_t hash;
bfd_src_ports = bitmap_allocate(BFD_UDP_SRC_PORT_LEN);
@@ -9798,6 +9805,7 @@ build_bfd_table(struct ovsdb_idl_txn *ovnsb_txn,
int d_mult = nb_bt->n_detect_mult ? nb_bt->detect_mult[0]
: BFD_DEF_DETECT_MULT;
sbrec_bfd_set_detect_mult(sb_bt, d_mult);
+ ret = true;
} else {
if (strcmp(bfd_e->sb_bt->status, nb_bt->status)) {
if (!strcmp(nb_bt->status, "admin_down") ||
@@ -9806,12 +9814,16 @@ build_bfd_table(struct ovsdb_idl_txn *ovnsb_txn,
} else {
nbrec_bfd_set_status(nb_bt, bfd_e->sb_bt->status);
}
+ ret = true;
+ }
+ if (build_bfd_update_sb_conf(nb_bt, bfd_e->sb_bt)) {
+ ret = true;
}
- build_bfd_update_sb_conf(nb_bt, bfd_e->sb_bt);
if (op && op->sb && op->sb->chassis &&
strcmp(op->sb->chassis->name, bfd_e->sb_bt->chassis_name)) {
sbrec_bfd_set_chassis_name(bfd_e->sb_bt,
op->sb->chassis->name);
+ ret = true;
}
hmap_remove(&sb_only, &bfd_e->hmap_node);
@@ -9834,10 +9846,13 @@ build_bfd_table(struct ovsdb_idl_txn *ovnsb_txn,
}
sbrec_bfd_delete(bfd_e->sb_bt);
free(bfd_e);
+ ret = true;
}
hmap_destroy(&sb_only);
bitmap_free(bfd_src_ports);
+
+ return ret;
}
/* Returns a string of the IP address of the router port 'op' that
@@ -9929,20 +9944,22 @@ static bool check_bfd_state(
static void
build_routing_policy_flow(struct lflow_table *lflows, struct ovn_datapath *od,
- const struct hmap *lr_ports,
- const struct nbrec_logical_router_policy *rule,
- const struct hmap *bfd_connections,
+ const struct hmap *lr_ports, struct route_policy *rp,
const struct ovsdb_idl_row *stage_hint,
struct lflow_ref *lflow_ref)
{
+ const struct nbrec_logical_router_policy *rule = rp->rule;
struct ds match = DS_EMPTY_INITIALIZER;
struct ds actions = DS_EMPTY_INITIALIZER;
if (!strcmp(rule->action, "reroute")) {
ovs_assert(rule->n_nexthops <= 1);
- char *nexthop =
- (rule->n_nexthops == 1 ? rule->nexthops[0] : rule->nexthop);
+ if (!rp->n_valid_nexthops) {
+ return;
+ }
+
+ char *nexthop = rp->valid_nexthops[0];
struct ovn_port *out_port = get_outport_for_routing_policy_nexthop(
od, lr_ports, rule->priority, nexthop);
if (!out_port) {
@@ -9958,10 +9975,6 @@ build_routing_policy_flow(struct lflow_table *lflows, struct ovn_datapath *od,
return;
}
- if (!check_bfd_state(rule, bfd_connections, out_port, nexthop)) {
- return;
- }
-
uint32_t pkt_mark = smap_get_uint(&rule->options, "pkt_mark", 0);
if (pkt_mark) {
ds_put_format(&actions, "pkt.mark = %u; ", pkt_mark);
@@ -10004,19 +10017,18 @@ static void
build_ecmp_routing_policy_flows(struct lflow_table *lflows,
struct ovn_datapath *od,
const struct hmap *lr_ports,
- const struct nbrec_logical_router_policy *rule,
- const struct hmap *bfd_connections,
+ struct route_policy *rp,
uint16_t ecmp_group_id,
struct lflow_ref *lflow_ref)
{
- ovs_assert(rule->n_nexthops > 1);
-
bool nexthops_is_ipv4 = true;
+ const struct nbrec_logical_router_policy *rule = rp->rule;
+ ovs_assert(rule->n_nexthops > 1);
/* Check that all the nexthops belong to the same addr family before
* adding logical flows. */
- for (uint16_t i = 0; i < rule->n_nexthops; i++) {
- bool is_ipv4 = strchr(rule->nexthops[i], '.') ? true : false;
+ for (uint16_t i = 0; i < rp->n_valid_nexthops; i++) {
+ bool is_ipv4 = strchr(rp->valid_nexthops[i], '.') ? true : false;
if (i == 0) {
nexthops_is_ipv4 = is_ipv4;
@@ -10027,7 +10039,7 @@ build_ecmp_routing_policy_flows(struct lflow_table *lflows,
VLOG_WARN_RL(&rl, "nexthop [%s] of the router policy with "
"the match [%s] do not belong to the same address "
"family as other next hops",
- rule->nexthops[i], rule->match);
+ rp->valid_nexthops[i], rule->match);
return;
}
}
@@ -10035,40 +10047,30 @@ build_ecmp_routing_policy_flows(struct lflow_table *lflows,
struct ds match = DS_EMPTY_INITIALIZER;
struct ds actions = DS_EMPTY_INITIALIZER;
- size_t *valid_nexthops = xcalloc(rule->n_nexthops, sizeof *valid_nexthops);
- size_t n_valid_nexthops = 0;
-
- for (size_t i = 0; i < rule->n_nexthops; i++) {
+ for (size_t i = 0; i < rp->n_valid_nexthops; i++) {
struct ovn_port *out_port = get_outport_for_routing_policy_nexthop(
- od, lr_ports, rule->priority, rule->nexthops[i]);
+ od, lr_ports, rule->priority, rp->valid_nexthops[i]);
if (!out_port) {
goto cleanup;
}
const char *lrp_addr_s =
- find_lrp_member_ip(out_port, rule->nexthops[i]);
+ find_lrp_member_ip(out_port, rp->valid_nexthops[i]);
if (!lrp_addr_s) {
static struct vlog_rate_limit rl = VLOG_RATE_LIMIT_INIT(5, 1);
VLOG_WARN_RL(&rl, "lrp_addr not found for routing policy "
" priority %"PRId64" nexthop %s",
- rule->priority, rule->nexthops[i]);
+ rule->priority, rp->valid_nexthops[i]);
goto cleanup;
}
- if (!check_bfd_state(rule, bfd_connections, out_port,
- rule->nexthops[i])) {
- continue;
- }
-
- valid_nexthops[n_valid_nexthops++] = i + 1;
-
ds_clear(&actions);
uint32_t pkt_mark = smap_get_uint(&rule->options, "pkt_mark", 0);
if (pkt_mark) {
ds_put_format(&actions, "pkt.mark = %u; ", pkt_mark);
}
- bool is_ipv4 = strchr(rule->nexthops[i], '.') ? true : false;
+ bool is_ipv4 = strchr(rp->valid_nexthops[i], '.') ? true : false;
ds_put_format(&actions, "%s = %s; "
"%s = %s; "
@@ -10077,7 +10079,7 @@ build_ecmp_routing_policy_flows(struct lflow_table *lflows,
"flags.loopback = 1; "
"next;",
is_ipv4 ? REG_NEXT_HOP_IPV4 : REG_NEXT_HOP_IPV6,
- rule->nexthops[i],
+ rp->valid_nexthops[i],
is_ipv4 ? REG_SRC_IPV4 : REG_SRC_IPV6,
lrp_addr_s,
out_port->lrp_networks.ea_s,
@@ -10093,37 +10095,30 @@ build_ecmp_routing_policy_flows(struct lflow_table *lflows,
lflow_ref);
}
- if (!n_valid_nexthops) {
- goto cleanup;
- }
-
ds_clear(&actions);
- if (n_valid_nexthops > 1) {
+ if (rp->n_valid_nexthops > 1) {
ds_put_format(&actions, "%s = %"PRIu16
"; %s = select(", REG_ECMP_GROUP_ID, ecmp_group_id,
REG_ECMP_MEMBER_ID);
- for (size_t i = 0; i < n_valid_nexthops; i++) {
+ for (size_t i = 0; i < rp->n_valid_nexthops; i++) {
if (i > 0) {
ds_put_cstr(&actions, ", ");
}
- ds_put_format(&actions, "%"PRIuSIZE, valid_nexthops[i]);
+ ds_put_format(&actions, "%"PRIuSIZE, i + 1);
}
ds_put_cstr(&actions, ");");
} else {
ds_put_format(&actions, "%s = %"PRIu16
- "; %s = %"PRIuSIZE"; next;", REG_ECMP_GROUP_ID,
- ecmp_group_id, REG_ECMP_MEMBER_ID,
- valid_nexthops[0]);
+ "; %s = 1; next;", REG_ECMP_GROUP_ID,
+ ecmp_group_id, REG_ECMP_MEMBER_ID);
}
ovn_lflow_add_with_hint(lflows, od, S_ROUTER_IN_POLICY,
rule->priority, rule->match,
ds_cstr(&actions), &rule->header_,
lflow_ref);
-
cleanup:
- free(valid_nexthops);
ds_destroy(&match);
ds_destroy(&actions);
}
@@ -10148,7 +10143,7 @@ route_table_add(struct simap *route_tables, const char *route_table_name)
return rtb_id;
}
-static uint32_t
+uint32_t
get_route_table_id(struct simap *route_tables, const char *route_table_name)
{
if (!route_table_name || !route_table_name[0]) {
@@ -10189,18 +10184,6 @@ build_route_table_lflow(struct ovn_datapath *od, struct lflow_table *lflows,
ds_destroy(&actions);
}
-struct parsed_route {
- struct ovs_list list_node;
- struct in6_addr prefix;
- unsigned int plen;
- bool is_src_route;
- uint32_t route_table_id;
- uint32_t hash;
- const struct nbrec_logical_router_static_route *route;
- bool ecmp_symmetric_reply;
- bool is_discard_route;
-};
-
static uint32_t
route_hash(struct parsed_route *route)
{
@@ -10215,9 +10198,9 @@ find_static_route_outport(struct ovn_datapath *od, const struct hmap *lr_ports,
/* Parse and validate the route. Return the parsed route if successful.
* Otherwise return NULL. */
-static struct parsed_route *
+struct parsed_route *
parsed_routes_add(struct ovn_datapath *od, const struct hmap *lr_ports,
- struct ovs_list *routes, struct simap *route_tables,
+ struct hmap *routes, struct simap *route_tables,
const struct nbrec_logical_router_static_route *route,
const struct hmap *bfd_connections)
{
@@ -10307,20 +10290,10 @@ parsed_routes_add(struct ovn_datapath *od, const struct hmap *lr_ports,
pr->ecmp_symmetric_reply = smap_get_bool(&route->options,
"ecmp_symmetric_reply", false);
pr->is_discard_route = is_discard_route;
- ovs_list_insert(routes, &pr->list_node);
+ hmap_insert(routes, &pr->key_node, uuid_hash(&od->key));
return pr;
}
-static void
-parsed_routes_destroy(struct ovs_list *routes)
-{
- struct parsed_route *pr;
- LIST_FOR_EACH_SAFE (pr, list_node, routes) {
- ovs_list_remove(&pr->list_node);
- free(pr);
- }
-}
-
struct ecmp_route_list_node {
struct ovs_list list_node;
uint16_t id; /* starts from 1 */
@@ -12597,7 +12570,8 @@ static void
build_static_route_flows_for_lrouter(
struct ovn_datapath *od, const struct chassis_features *features,
struct lflow_table *lflows, const struct hmap *lr_ports,
- const struct hmap *bfd_connections,
+ struct hmap *parsed_routes,
+ struct simap *route_tables,
struct lflow_ref *lflow_ref)
{
ovs_assert(od->nbr);
@@ -12611,22 +12585,16 @@ build_static_route_flows_for_lrouter(
struct hmap ecmp_groups = HMAP_INITIALIZER(&ecmp_groups);
struct hmap unique_routes = HMAP_INITIALIZER(&unique_routes);
- struct ovs_list parsed_routes = OVS_LIST_INITIALIZER(&parsed_routes);
- struct simap route_tables = SIMAP_INITIALIZER(&route_tables);
struct ecmp_groups_node *group;
for (int i = 0; i < od->nbr->n_ports; i++) {
build_route_table_lflow(od, lflows, od->nbr->ports[i],
- &route_tables, lflow_ref);
+ route_tables, lflow_ref);
}
- for (int i = 0; i < od->nbr->n_static_routes; i++) {
- struct parsed_route *route =
- parsed_routes_add(od, lr_ports, &parsed_routes, &route_tables,
- od->nbr->static_routes[i], bfd_connections);
- if (!route) {
- continue;
- }
+ struct parsed_route *route;
+ HMAP_FOR_EACH_WITH_HASH (route, key_node, uuid_hash(&od->key),
+ parsed_routes) {
group = ecmp_groups_find(&ecmp_groups, route);
if (group) {
ecmp_groups_add_route(group, route);
@@ -12655,8 +12623,6 @@ build_static_route_flows_for_lrouter(
}
ecmp_groups_destroy(&ecmp_groups);
unique_routes_destroy(&unique_routes);
- parsed_routes_destroy(&parsed_routes);
- simap_destroy(&route_tables);
}
/* IP Multicast lookup. Here we set the output port, adjust TTL and
@@ -12763,6 +12729,47 @@ build_mcast_lookup_flows_for_lrouter(
}
}
+void
+build_route_policies(struct ovn_datapath *od, struct hmap *lr_ports,
+ struct hmap *bfd_connections, struct hmap *route_policies)
+{
+ for (int i = 0; i < od->nbr->n_policies; i++) {
+ const struct nbrec_logical_router_policy *rule = od->nbr->policies[i];
+ size_t n_valid_nexthops = 0;
+ char **valid_nexthops = NULL;
+
+ if (!strcmp(rule->action, "reroute")) {
+ size_t n_nexthops = rule->n_nexthops ? rule->n_nexthops : 1;
+
+ valid_nexthops = xcalloc(n_nexthops, sizeof *valid_nexthops);
+ for (size_t j = 0; j < n_nexthops; j++) {
+ char *nexthop = rule->n_nexthops
+ ? rule->nexthops[j] : rule->nexthop;
+ struct ovn_port *out_port =
+ get_outport_for_routing_policy_nexthop(
+ od, lr_ports, rule->priority, nexthop);
+ if (!out_port ||
+ !check_bfd_state(rule, bfd_connections, out_port,
+ nexthop)) {
+ continue;
+ }
+ valid_nexthops[n_valid_nexthops++] = nexthop;
+ }
+
+ if (!n_valid_nexthops) {
+ free(valid_nexthops);
+ continue;
+ }
+ }
+
+ struct route_policy *rp = xzalloc(sizeof *rp);
+ rp->rule = rule;
+ rp->n_valid_nexthops = n_valid_nexthops;
+ rp->valid_nexthops = valid_nexthops;
+ hmap_insert(route_policies, &rp->key_node, uuid_hash(&od->key));
+ }
+}
+
/* Logical router ingress table POLICY: Policy.
*
* A packet that arrives at this table is an IP packet that should be
@@ -12776,7 +12783,7 @@ static void
build_ingress_policy_flows_for_lrouter(
struct ovn_datapath *od, struct lflow_table *lflows,
const struct hmap *lr_ports,
- const struct hmap *bfd_connections,
+ struct hmap *route_policies,
struct lflow_ref *lflow_ref)
{
ovs_assert(od->nbr);
@@ -12793,21 +12800,20 @@ build_ingress_policy_flows_for_lrouter(
/* Convert routing policies to flows. */
uint16_t ecmp_group_id = 1;
- for (int i = 0; i < od->nbr->n_policies; i++) {
- const struct nbrec_logical_router_policy *rule
- = od->nbr->policies[i];
+ struct route_policy *rp;
+ HMAP_FOR_EACH_WITH_HASH (rp, key_node, uuid_hash(&od->key),
+ route_policies) {
+ const struct nbrec_logical_router_policy *rule = rp->rule;
bool is_ecmp_reroute =
(!strcmp(rule->action, "reroute") && rule->n_nexthops > 1);
if (is_ecmp_reroute) {
- build_ecmp_routing_policy_flows(lflows, od, lr_ports, rule,
- bfd_connections, ecmp_group_id,
- lflow_ref);
+ build_ecmp_routing_policy_flows(lflows, od, lr_ports, rp,
+ ecmp_group_id, lflow_ref);
ecmp_group_id++;
} else {
- build_routing_policy_flow(lflows, od, lr_ports, rule,
- bfd_connections, &rule->header_,
- lflow_ref);
+ build_routing_policy_flow(lflows, od, lr_ports, rp,
+ &rule->header_, lflow_ref);
}
}
}
@@ -15598,6 +15604,9 @@ struct lswitch_flow_build_info {
struct ds actions;
size_t thread_lflow_counter;
const char *svc_monitor_mac;
+ struct hmap *parsed_routes;
+ struct hmap *route_policies;
+ struct simap *route_tables;
};
/* Helper function to combine all lflow generation which is iterated by
@@ -15644,12 +15653,13 @@ build_lswitch_and_lrouter_iterate_by_lr(struct ovn_datapath *od,
build_ip_routing_pre_flows_for_lrouter(od, lsi->lflows, NULL);
build_static_route_flows_for_lrouter(od, lsi->features,
lsi->lflows, lsi->lr_ports,
- lsi->bfd_connections,
+ lsi->parsed_routes,
+ lsi->route_tables,
NULL);
build_mcast_lookup_flows_for_lrouter(od, lsi->lflows, &lsi->match,
&lsi->actions, NULL);
build_ingress_policy_flows_for_lrouter(od, lsi->lflows, lsi->lr_ports,
- lsi->bfd_connections, NULL);
+ lsi->route_policies, NULL);
build_arp_resolve_flows_for_lrouter(od, lsi->lflows, NULL);
build_check_pkt_len_flows_for_lrouter(od, lsi->lflows, lsi->lr_ports,
&lsi->match, &lsi->actions,
@@ -15962,7 +15972,10 @@ build_lswitch_and_lrouter_flows(
const struct hmap *svc_monitor_map,
const struct hmap *bfd_connections,
const struct chassis_features *features,
- const char *svc_monitor_mac)
+ const char *svc_monitor_mac,
+ struct hmap *parsed_routes,
+ struct hmap *route_policies,
+ struct simap *route_tables)
{
char *svc_check_match = xasprintf("eth.dst == %s", svc_monitor_mac);
@@ -15996,6 +16009,9 @@ build_lswitch_and_lrouter_flows(
lsiv[index].svc_check_match = svc_check_match;
lsiv[index].thread_lflow_counter = 0;
lsiv[index].svc_monitor_mac = svc_monitor_mac;
+ lsiv[index].parsed_routes = parsed_routes;
+ lsiv[index].route_tables = route_tables;
+ lsiv[index].route_policies = route_policies;
ds_init(&lsiv[index].match);
ds_init(&lsiv[index].actions);
@@ -16036,6 +16052,9 @@ build_lswitch_and_lrouter_flows(
.features = features,
.svc_check_match = svc_check_match,
.svc_monitor_mac = svc_monitor_mac,
+ .parsed_routes = parsed_routes,
+ .route_tables = route_tables,
+ .route_policies = route_policies,
.match = DS_EMPTY_INITIALIZER,
.actions = DS_EMPTY_INITIALIZER,
};
@@ -16197,7 +16216,10 @@ void build_lflows(struct ovsdb_idl_txn *ovnsb_txn,
input_data->svc_monitor_map,
input_data->bfd_connections,
input_data->features,
- input_data->svc_monitor_mac);
+ input_data->svc_monitor_mac,
+ input_data->parsed_routes,
+ input_data->route_policies,
+ input_data->route_tables);
if (parallelization_state == STATE_INIT_HASH_SIZES) {
parallelization_state = STATE_USE_PARALLELIZATION;
@@ -17273,6 +17295,20 @@ northd_init(struct northd_data *data)
init_northd_tracked_data(data);
}
+void
+bfd_consumer_init(struct bfd_consumer_data *data)
+{
+ hmap_init(&data->parsed_routes);
+ hmap_init(&data->route_policies);
+ simap_init(&data->route_tables);
+}
+
+void
+bfd_init(struct bfd_data *data)
+{
+ hmap_init(&data->bfd_connections);
+}
+
void
northd_destroy(struct northd_data *data)
{
@@ -17312,6 +17348,36 @@ northd_destroy(struct northd_data *data)
destroy_northd_tracked_data(data);
}
+void
+bfd_consumer_destroy(struct bfd_consumer_data *data)
+{
+ struct parsed_route *r;
+ HMAP_FOR_EACH_POP (r, key_node, &data->parsed_routes) {
+ free(r);
+ }
+ hmap_destroy(&data->parsed_routes);
+
+ struct route_policy *rp;
+ HMAP_FOR_EACH_POP (rp, key_node, &data->route_policies) {
+ free(rp->valid_nexthops);
+ free(rp);
+ };
+ hmap_destroy(&data->route_policies);
+
+ simap_destroy(&data->route_tables);
+}
+
+void
+bfd_destroy(struct bfd_data *data)
+{
+ struct bfd_entry *bfd_e;
+
+ HMAP_FOR_EACH_POP (bfd_e, hmap_node, &data->bfd_connections) {
+ free(bfd_e);
+ }
+ hmap_destroy(&data->bfd_connections);
+}
+
void
ovnnb_db_run(struct northd_input *input_data,
struct northd_data *data,
@@ -23,6 +23,7 @@
#include "northd/en-port-group.h"
#include "northd/ipam.h"
#include "openvswitch/hmap.h"
+#include "simap.h"
#include "ovs-thread.h"
struct northd_input {
@@ -160,6 +161,23 @@ struct northd_data {
struct northd_tracked_data trk_data;
};
+struct route_policy {
+ struct hmap_node key_node;
+ const struct nbrec_logical_router_policy *rule;
+ size_t n_valid_nexthops;
+ char **valid_nexthops;
+};
+
+struct bfd_consumer_data {
+ struct hmap parsed_routes;
+ struct hmap route_policies;
+ struct simap route_tables;
+};
+
+struct bfd_data {
+ struct hmap bfd_connections;
+};
+
struct lr_nat_table;
struct lflow_input {
@@ -190,6 +208,9 @@ struct lflow_input {
const struct hmap *svc_monitor_map;
bool ovn_internal_version_changed;
const char *svc_monitor_mac;
+ struct hmap *parsed_routes;
+ struct hmap *route_policies;
+ struct simap *route_tables;
};
extern int parallelization_state;
@@ -656,6 +677,18 @@ struct ovn_port {
struct lflow_ref *stateful_lflow_ref;
};
+struct parsed_route {
+ struct hmap_node key_node;
+ struct in6_addr prefix;
+ unsigned int plen;
+ bool is_src_route;
+ uint32_t route_table_id;
+ uint32_t hash;
+ const struct nbrec_logical_router_static_route *route;
+ bool ecmp_symmetric_reply;
+ bool is_discard_route;
+};
+
void ovnnb_db_run(struct northd_input *input_data,
struct northd_data *data,
struct ovsdb_idl_txn *ovnnb_txn,
@@ -677,6 +710,17 @@ void northd_init(struct northd_data *data);
void northd_indices_create(struct northd_data *data,
struct ovsdb_idl *ovnsb_idl);
+struct parsed_route *parsed_routes_add(struct ovn_datapath *,
+ const struct hmap *, struct hmap *, struct simap *,
+ const struct nbrec_logical_router_static_route *,
+ const struct hmap *);
+uint32_t get_route_table_id(struct simap *, const char *);
+void bfd_consumer_init(struct bfd_consumer_data *);
+void bfd_consumer_destroy(struct bfd_consumer_data *);
+
+void bfd_init(struct bfd_data *);
+void bfd_destroy(struct bfd_data *);
+
struct lflow_table;
struct lr_stateful_tracked_data;
struct ls_stateful_tracked_data;
@@ -714,7 +758,9 @@ bool northd_handle_lb_data_changes(struct tracked_lb_data *,
struct hmap *lbgrp_datapaths_map,
struct northd_tracked_data *);
-void build_bfd_table(struct ovsdb_idl_txn *ovnsb_txn,
+void build_route_policies(struct ovn_datapath *, struct hmap *, struct hmap *,
+ struct hmap *);
+bool build_bfd_table(struct ovsdb_idl_txn *ovnsb_txn,
const struct nbrec_bfd_table *,
const struct sbrec_bfd_table *,
const struct hmap *lr_ports,
Introduce bfd and bfd_consumer nodes to northd I-P engine to track bfd connections and northd static_route/policy_route changes. Signed-off-by: Lorenzo Bianconi <lorenzo.bianconi@redhat.com> --- northd/en-lflow.c | 19 +-- northd/en-northd.c | 92 +++++++++++++ northd/en-northd.h | 8 ++ northd/inc-proc-northd.c | 21 ++- northd/northd.c | 274 ++++++++++++++++++++++++--------------- northd/northd.h | 48 ++++++- 6 files changed, 344 insertions(+), 118 deletions(-)