X-Git-Url: https://pintos-os.org/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=ofproto%2Fofproto-dpif.c;h=e5767169c7988ab08360c46d93a70313bc840279;hb=e1b1d06afdee407ccfa3c4c257b8dcfbcdd004ff;hp=e171b3cfc42158a307a8ce672289869889870614;hpb=05be4e2c6af8ce22bd262820bc951c9408a6de3d;p=openvswitch diff --git a/ofproto/ofproto-dpif.c b/ofproto/ofproto-dpif.c index e171b3cf..e5767169 100644 --- a/ofproto/ofproto-dpif.c +++ b/ofproto/ofproto-dpif.c @@ -42,6 +42,7 @@ #include "odp-util.h" #include "ofp-util.h" #include "ofpbuf.h" +#include "ofp-actions.h" #include "ofp-parse.h" #include "ofp-print.h" #include "ofproto-dpif-governor.h" @@ -56,18 +57,16 @@ VLOG_DEFINE_THIS_MODULE(ofproto_dpif); -COVERAGE_DEFINE(ofproto_dpif_ctlr_action); COVERAGE_DEFINE(ofproto_dpif_expired); COVERAGE_DEFINE(ofproto_dpif_xlate); COVERAGE_DEFINE(facet_changed_rule); -COVERAGE_DEFINE(facet_invalidated); COVERAGE_DEFINE(facet_revalidate); COVERAGE_DEFINE(facet_unexpected); COVERAGE_DEFINE(facet_suppress); /* Maximum depth of flow table recursion (due to resubmit actions) in a * flow translation. */ -#define MAX_RESUBMIT_RECURSION 32 +#define MAX_RESUBMIT_RECURSION 64 /* Number of implemented OpenFlow tables. */ enum { N_TABLES = 255 }; @@ -111,14 +110,15 @@ static struct rule_dpif *rule_dpif_lookup(struct ofproto_dpif *, static struct rule_dpif *rule_dpif_lookup__(struct ofproto_dpif *, const struct flow *, uint8_t table); +static struct rule_dpif *rule_dpif_miss_rule(struct ofproto_dpif *ofproto, + const struct flow *flow); static void rule_credit_stats(struct rule_dpif *, const struct dpif_flow_stats *); static void flow_push_stats(struct rule_dpif *, const struct flow *, const struct dpif_flow_stats *); static tag_type rule_calculate_tag(const struct flow *, - const struct flow_wildcards *, - uint32_t basis); + const struct minimask *, uint32_t basis); static void rule_invalidate(const struct rule_dpif *); #define MAX_MIRRORS 32 @@ -244,6 +244,11 @@ struct action_xlate_ctx { * calling action_xlate_ctx_init(). */ void (*resubmit_hook)(struct action_xlate_ctx *, struct rule_dpif *rule); + /* If nonnull, flow translation calls this function to report some + * significant decision, e.g. to explain why OFPP_NORMAL translation + * dropped a packet. */ + void (*report_hook)(struct action_xlate_ctx *, const char *s); + /* If nonnull, flow translation credits the specified statistics to each * rule reached through a resubmit or OFPP_TABLE action. * @@ -272,7 +277,7 @@ struct action_xlate_ctx { uint32_t orig_skb_priority; /* Priority when packet arrived. */ uint8_t table_id; /* OpenFlow table ID where flow was found. */ uint32_t sflow_n_outputs; /* Number of output ports. */ - uint16_t sflow_odp_port; /* Output port for composing sFlow action. */ + uint32_t sflow_odp_port; /* Output port for composing sFlow action. */ uint16_t user_cookie_offset;/* Used for user_action_cookie fixup. */ bool exit; /* No further actions should be processed. */ struct flow orig_flow; /* Copy of original flow. */ @@ -283,11 +288,11 @@ static void action_xlate_ctx_init(struct action_xlate_ctx *, ovs_be16 initial_tci, struct rule_dpif *, uint8_t tcp_flags, const struct ofpbuf *); static void xlate_actions(struct action_xlate_ctx *, - const union ofp_action *in, size_t n_in, + const struct ofpact *ofpacts, size_t ofpacts_len, struct ofpbuf *odp_actions); static void xlate_actions_for_side_effects(struct action_xlate_ctx *, - const union ofp_action *in, - size_t n_in); + const struct ofpact *ofpacts, + size_t ofpacts_len); static size_t put_userspace_action(const struct ofproto_dpif *, struct ofpbuf *odp_actions, @@ -300,6 +305,8 @@ static void compose_slow_path(const struct ofproto_dpif *, const struct flow *, const struct nlattr **actionsp, size_t *actions_lenp); +static void xlate_report(struct action_xlate_ctx *ctx, const char *s); + /* A subfacet (see "struct subfacet" below) has three possible installation * states: * @@ -362,7 +369,8 @@ struct subfacet { static struct subfacet *subfacet_create(struct facet *, enum odp_key_fitness, const struct nlattr *key, - size_t key_len, ovs_be16 initial_tci); + size_t key_len, ovs_be16 initial_tci, + long long int now); static struct subfacet *subfacet_find(struct ofproto_dpif *, const struct nlattr *key, size_t key_len); static void subfacet_destroy(struct subfacet *); @@ -477,6 +485,7 @@ static void facet_account(struct facet *); static bool facet_is_controller_flow(struct facet *); struct ofport_dpif { + struct hmap_node odp_port_node; /* In ofproto-dpif's "odp_to_ofport_map". */ struct ofport up; uint32_t odp_port; @@ -535,6 +544,11 @@ static bool vsp_adjust_flow(const struct ofproto_dpif *, struct flow *); static void vsp_remove(struct ofport_dpif *); static void vsp_add(struct ofport_dpif *, uint16_t realdev_ofp_port, int vid); +static uint32_t ofp_port_to_odp_port(const struct ofproto_dpif *, + uint16_t ofp_port); +static uint16_t odp_port_to_ofp_port(const struct ofproto_dpif *, + uint32_t odp_port); + static struct ofport_dpif * ofport_dpif_cast(const struct ofport *ofport) { @@ -543,6 +557,7 @@ ofport_dpif_cast(const struct ofport *ofport) } static void port_run(struct ofport_dpif *); +static void port_run_fast(struct ofport_dpif *); static void port_wait(struct ofport_dpif *); static int set_cfm(struct ofport *, const struct cfm_settings *); static void ofport_clear_priorities(struct ofport_dpif *); @@ -563,11 +578,31 @@ struct table_dpif { uint32_t basis; /* Keeps each table's tags separate. */ }; +/* Reasons that we might need to revalidate every facet, and corresponding + * coverage counters. + * + * A value of 0 means that there is no need to revalidate. + * + * It would be nice to have some cleaner way to integrate with coverage + * counters, but with only a few reasons I guess this is good enough for + * now. */ +enum revalidate_reason { + REV_RECONFIGURE = 1, /* Switch configuration changed. */ + REV_STP, /* Spanning tree protocol port status change. */ + REV_PORT_TOGGLED, /* Port enabled or disabled by CFM, LACP, ...*/ + REV_FLOW_TABLE, /* Flow table changed. */ + REV_INCONSISTENCY /* Facet self-check failed. */ +}; +COVERAGE_DEFINE(rev_reconfigure); +COVERAGE_DEFINE(rev_stp); +COVERAGE_DEFINE(rev_port_toggled); +COVERAGE_DEFINE(rev_flow_table); +COVERAGE_DEFINE(rev_inconsistency); + struct ofproto_dpif { struct hmap_node all_ofproto_dpifs_node; /* In 'all_ofproto_dpifs'. */ struct ofproto up; struct dpif *dpif; - int max_ports; /* Special OpenFlow rules. */ struct rule_dpif *miss_rule; /* Sends flow table misses to controller. */ @@ -595,7 +630,7 @@ struct ofproto_dpif { /* Revalidation. */ struct table_dpif tables[N_TABLES]; - bool need_revalidate; + enum revalidate_reason need_revalidate; struct tag_set revalidate_set; /* Support for debugging async flow mods. */ @@ -612,6 +647,9 @@ struct ofproto_dpif { /* VLAN splinters. */ struct hmap realdev_vid_map; /* (realdev,vid) -> vlandev. */ struct hmap vlandev_map; /* vlandev -> (realdev,vid). */ + + /* ODP port to ofp_port mapping. */ + struct hmap odp_to_ofport_map; }; /* Defer flow mod completion until "ovs-appctl ofproto/unclog"? (Useful only @@ -664,6 +702,11 @@ static struct vlog_rate_limit rl = VLOG_RATE_LIMIT_INIT(1, 5); /* Factory functions. */ +static void +init(const struct shash *iface_hints OVS_UNUSED) +{ +} + static void enumerate_types(struct sset *types) { @@ -713,6 +756,7 @@ construct(struct ofproto *ofproto_) { struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); const char *name = ofproto->up.name; + int max_ports; int error; int i; @@ -722,7 +766,9 @@ construct(struct ofproto *ofproto_) return error; } - ofproto->max_ports = dpif_get_max_ports(ofproto->dpif); + max_ports = dpif_get_max_ports(ofproto->dpif); + ofproto_init_max_ports(ofproto_, MIN(max_ports, OFPP_MAX)); + ofproto->n_matches = 0; dpif_flow_flush(ofproto->dpif); @@ -758,7 +804,7 @@ construct(struct ofproto *ofproto_) table->other_table = NULL; table->basis = random_uint32(); } - ofproto->need_revalidate = false; + ofproto->need_revalidate = 0; tag_set_init(&ofproto->revalidate_set); list_init(&ofproto->completions); @@ -771,6 +817,8 @@ construct(struct ofproto *ofproto_) hmap_init(&ofproto->vlandev_map); hmap_init(&ofproto->realdev_vid_map); + hmap_init(&ofproto->odp_to_ofport_map); + hmap_insert(&all_ofproto_dpifs, &ofproto->all_ofproto_dpifs_node, hash_string(ofproto->up.name, 0)); memset(&ofproto->stats, 0, sizeof ofproto->stats); @@ -784,13 +832,14 @@ construct(struct ofproto *ofproto_) static int add_internal_flow(struct ofproto_dpif *ofproto, int id, - const struct ofpbuf *actions, struct rule_dpif **rulep) + const struct ofpbuf *ofpacts, struct rule_dpif **rulep) { struct ofputil_flow_mod fm; int error; - cls_rule_init_catchall(&fm.cr, 0); - cls_rule_set_reg(&fm.cr, 0, id); + match_init_catchall(&fm.match); + fm.priority = 0; + match_set_reg(&fm.match, 0, id); fm.new_cookie = htonll(0); fm.cookie = htonll(0); fm.cookie_mask = htonll(0); @@ -801,8 +850,8 @@ add_internal_flow(struct ofproto_dpif *ofproto, int id, fm.buffer_id = 0; fm.out_port = 0; fm.flags = 0; - fm.actions = actions->data; - fm.n_actions = actions->size / sizeof(union ofp_action); + fm.ofpacts = ofpacts->data; + fm.ofpacts_len = ofpacts->size; error = ofproto_flow_mod(&ofproto->up, &fm); if (error) { @@ -811,7 +860,7 @@ add_internal_flow(struct ofproto_dpif *ofproto, int id, return error; } - *rulep = rule_dpif_lookup__(ofproto, &fm.cr.flow, TBL_INTERNAL); + *rulep = rule_dpif_lookup__(ofproto, &fm.match.flow, TBL_INTERNAL); assert(*rulep != NULL); return 0; @@ -820,26 +869,28 @@ add_internal_flow(struct ofproto_dpif *ofproto, int id, static int add_internal_flows(struct ofproto_dpif *ofproto) { - struct nx_action_controller *nac; - uint64_t actions_stub[128 / 8]; - struct ofpbuf actions; + struct ofpact_controller *controller; + uint64_t ofpacts_stub[128 / 8]; + struct ofpbuf ofpacts; int error; int id; - ofpbuf_use_stack(&actions, actions_stub, sizeof actions_stub); + ofpbuf_use_stack(&ofpacts, ofpacts_stub, sizeof ofpacts_stub); id = 1; - nac = ofputil_put_NXAST_CONTROLLER(&actions); - nac->max_len = htons(UINT16_MAX); - nac->controller_id = htons(0); - nac->reason = OFPR_NO_MATCH; - error = add_internal_flow(ofproto, id++, &actions, &ofproto->miss_rule); + controller = ofpact_put_CONTROLLER(&ofpacts); + controller->max_len = UINT16_MAX; + controller->controller_id = 0; + controller->reason = OFPR_NO_MATCH; + ofpact_pad(&ofpacts); + + error = add_internal_flow(ofproto, id++, &ofpacts, &ofproto->miss_rule); if (error) { return error; } - ofpbuf_clear(&actions); - error = add_internal_flow(ofproto, id++, &actions, + ofpbuf_clear(&ofpacts); + error = add_internal_flow(ofproto, id++, &ofpacts, &ofproto->no_packet_in_rule); return error; } @@ -892,6 +943,8 @@ destruct(struct ofproto *ofproto_) hmap_destroy(&ofproto->vlandev_map); hmap_destroy(&ofproto->realdev_vid_map); + hmap_destroy(&ofproto->odp_to_ofport_map); + dpif_close(ofproto->dpif); } @@ -899,8 +952,13 @@ static int run_fast(struct ofproto *ofproto_) { struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); + struct ofport_dpif *ofport; unsigned int work; + HMAP_FOR_EACH (ofport, up.hmap_node, &ofproto->up.ports) { + port_run_fast(ofport); + } + /* Handle one or more batches of upcalls, until there's nothing left to do * or until we do a fixed total amount of work. * @@ -970,9 +1028,17 @@ run(struct ofproto *ofproto_) bool revalidate_all = ofproto->need_revalidate; struct facet *facet; + switch (ofproto->need_revalidate) { + case REV_RECONFIGURE: COVERAGE_INC(rev_reconfigure); break; + case REV_STP: COVERAGE_INC(rev_stp); break; + case REV_PORT_TOGGLED: COVERAGE_INC(rev_port_toggled); break; + case REV_FLOW_TABLE: COVERAGE_INC(rev_flow_table); break; + case REV_INCONSISTENCY: COVERAGE_INC(rev_inconsistency); break; + } + /* Clear the revalidation flags. */ tag_set_init(&ofproto->revalidate_set); - ofproto->need_revalidate = false; + ofproto->need_revalidate = 0; HMAP_FOR_EACH (facet, hmap_node, &ofproto->facets) { if (revalidate_all @@ -990,7 +1056,7 @@ run(struct ofproto *ofproto_) struct facet, hmap_node); if (!tag_set_intersects(&ofproto->revalidate_set, facet->tags)) { if (!facet_check_consistency(facet)) { - ofproto->need_revalidate = true; + ofproto->need_revalidate = REV_INCONSISTENCY; } } } @@ -1110,7 +1176,7 @@ get_features(struct ofproto *ofproto_ OVS_UNUSED, } static void -get_tables(struct ofproto *ofproto_, struct ofp_table_stats *ots) +get_tables(struct ofproto *ofproto_, struct ofp12_table_stats *ots) { struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); struct dpif_dp_stats s; @@ -1118,9 +1184,8 @@ get_tables(struct ofproto *ofproto_, struct ofp_table_stats *ots) strcpy(ots->name, "classifier"); dpif_get_dp_stats(ofproto->dpif, &s); - put_32aligned_be64(&ots->lookup_count, htonll(s.n_hit + s.n_missed)); - put_32aligned_be64(&ots->matched_count, - htonll(s.n_hit + ofproto->n_matches)); + ots->lookup_count = htonll(s.n_hit + s.n_missed); + ots->matched_count = htonll(s.n_hit + ofproto->n_matches); } static struct ofport * @@ -1142,9 +1207,10 @@ port_construct(struct ofport *port_) { struct ofport_dpif *port = ofport_dpif_cast(port_); struct ofproto_dpif *ofproto = ofproto_dpif_cast(port->up.ofproto); + struct dpif_port dpif_port; + int error; - ofproto->need_revalidate = true; - port->odp_port = ofp_port_to_odp_port(port->up.ofp_port); + ofproto->need_revalidate = REV_RECONFIGURE; port->bundle = NULL; port->cfm = NULL; port->tag = tag_create_random(); @@ -1156,8 +1222,28 @@ port_construct(struct ofport *port_) port->vlandev_vid = 0; port->carrier_seq = netdev_get_carrier_resets(port->up.netdev); + error = dpif_port_query_by_name(ofproto->dpif, + netdev_get_name(port->up.netdev), + &dpif_port); + if (error) { + return error; + } + + port->odp_port = dpif_port.port_no; + + /* Sanity-check that a mapping doesn't already exist. This + * shouldn't happen. */ + if (odp_port_to_ofp_port(ofproto, port->odp_port) != OFPP_NONE) { + VLOG_ERR("port %s already has an OpenFlow port number\n", + dpif_port.name); + return EBUSY; + } + + hmap_insert(&ofproto->odp_to_ofport_map, &port->odp_port_node, + hash_int(port->odp_port, 0)); + if (ofproto->sflow) { - dpif_sflow_add_port(ofproto->sflow, port_); + dpif_sflow_add_port(ofproto->sflow, port_, port->odp_port); } return 0; @@ -1169,7 +1255,8 @@ port_destruct(struct ofport *port_) struct ofport_dpif *port = ofport_dpif_cast(port_); struct ofproto_dpif *ofproto = ofproto_dpif_cast(port->up.ofproto); - ofproto->need_revalidate = true; + hmap_remove(&ofproto->odp_to_ofport_map, &port->odp_port_node); + ofproto->need_revalidate = REV_RECONFIGURE; bundle_remove(port_); set_cfm(port_, NULL); if (ofproto->sflow) { @@ -1200,7 +1287,7 @@ port_reconfigured(struct ofport *port_, enum ofputil_port_config old_config) if (changed & (OFPUTIL_PC_NO_RECV | OFPUTIL_PC_NO_RECV_STP | OFPUTIL_PC_NO_FWD | OFPUTIL_PC_NO_FLOOD | OFPUTIL_PC_NO_PACKET_IN)) { - ofproto->need_revalidate = true; + ofproto->need_revalidate = REV_RECONFIGURE; if (changed & OFPUTIL_PC_NO_FLOOD && port->bundle) { bundle_update(port->bundle); @@ -1221,15 +1308,15 @@ set_sflow(struct ofproto *ofproto_, ds = ofproto->sflow = dpif_sflow_create(ofproto->dpif); HMAP_FOR_EACH (ofport, up.hmap_node, &ofproto->up.ports) { - dpif_sflow_add_port(ds, &ofport->up); + dpif_sflow_add_port(ds, &ofport->up, ofport->odp_port); } - ofproto->need_revalidate = true; + ofproto->need_revalidate = REV_RECONFIGURE; } dpif_sflow_set_options(ds, sflow_options); } else { if (ds) { dpif_sflow_destroy(ds); - ofproto->need_revalidate = true; + ofproto->need_revalidate = REV_RECONFIGURE; ofproto->sflow = NULL; } } @@ -1249,7 +1336,7 @@ set_cfm(struct ofport *ofport_, const struct cfm_settings *s) struct ofproto_dpif *ofproto; ofproto = ofproto_dpif_cast(ofport->up.ofproto); - ofproto->need_revalidate = true; + ofproto->need_revalidate = REV_RECONFIGURE; ofport->cfm = cfm_create(netdev_get_name(ofport->up.netdev)); } @@ -1272,6 +1359,14 @@ get_cfm_fault(const struct ofport *ofport_) return ofport->cfm ? cfm_get_fault(ofport->cfm) : -1; } +static int +get_cfm_opup(const struct ofport *ofport_) +{ + struct ofport_dpif *ofport = ofport_dpif_cast(ofport_); + + return ofport->cfm ? cfm_get_opup(ofport->cfm) : -1; +} + static int get_cfm_remote_mpids(const struct ofport *ofport_, const uint64_t **rmps, size_t *n_rmps) @@ -1329,7 +1424,7 @@ set_stp(struct ofproto *ofproto_, const struct ofproto_stp_settings *s) /* Only revalidate flows if the configuration changed. */ if (!s != !ofproto->stp) { - ofproto->need_revalidate = true; + ofproto->need_revalidate = REV_RECONFIGURE; } if (s) { @@ -1402,7 +1497,7 @@ update_stp_port_state(struct ofport_dpif *ofport) fwd_change = stp_forward_in_state(ofport->stp_state) != stp_forward_in_state(state); - ofproto->need_revalidate = true; + ofproto->need_revalidate = REV_STP; ofport->stp_state = state; ofport->stp_state_entered = time_msec(); @@ -1600,12 +1695,12 @@ set_queues(struct ofport *ofport_, pdscp = xmalloc(sizeof *pdscp); pdscp->priority = priority; pdscp->dscp = dscp; - ofproto->need_revalidate = true; + ofproto->need_revalidate = REV_RECONFIGURE; } if (pdscp->dscp != dscp) { pdscp->dscp = dscp; - ofproto->need_revalidate = true; + ofproto->need_revalidate = REV_RECONFIGURE; } hmap_insert(&new, &pdscp->hmap_node, hash_int(pdscp->priority, 0)); @@ -1613,7 +1708,7 @@ set_queues(struct ofport *ofport_, if (!hmap_is_empty(&ofport->priorities)) { ofport_clear_priorities(ofport); - ofproto->need_revalidate = true; + ofproto->need_revalidate = REV_RECONFIGURE; } hmap_swap(&new, &ofport->priorities); @@ -1640,7 +1735,7 @@ bundle_flush_macs(struct ofbundle *bundle, bool all_ofprotos) struct mac_learning *ml = ofproto->ml; struct mac_entry *mac, *next_mac; - ofproto->need_revalidate = true; + ofproto->need_revalidate = REV_RECONFIGURE; LIST_FOR_EACH_SAFE (mac, next_mac, lru_node, &ml->lrus) { if (mac->port.p == bundle) { if (all_ofprotos) { @@ -1717,7 +1812,7 @@ bundle_del_port(struct ofport_dpif *port) { struct ofbundle *bundle = port->bundle; - bundle->ofproto->need_revalidate = true; + bundle->ofproto->need_revalidate = REV_RECONFIGURE; list_remove(&port->bundle_node); port->bundle = NULL; @@ -1745,7 +1840,7 @@ bundle_add_port(struct ofbundle *bundle, uint32_t ofp_port, } if (port->bundle != bundle) { - bundle->ofproto->need_revalidate = true; + bundle->ofproto->need_revalidate = REV_RECONFIGURE; if (port->bundle) { bundle_del_port(port); } @@ -1758,7 +1853,7 @@ bundle_add_port(struct ofbundle *bundle, uint32_t ofp_port, } } if (lacp) { - port->bundle->ofproto->need_revalidate = true; + port->bundle->ofproto->need_revalidate = REV_RECONFIGURE; lacp_slave_register(bundle->lacp, port, lacp); } @@ -1786,7 +1881,7 @@ bundle_destroy(struct ofbundle *bundle) mirror_destroy(m); } else if (hmapx_find_and_delete(&m->srcs, bundle) || hmapx_find_and_delete(&m->dsts, bundle)) { - ofproto->need_revalidate = true; + ofproto->need_revalidate = REV_RECONFIGURE; } } } @@ -1858,7 +1953,7 @@ bundle_set(struct ofproto *ofproto_, void *aux, /* LACP. */ if (s->lacp) { if (!bundle->lacp) { - ofproto->need_revalidate = true; + ofproto->need_revalidate = REV_RECONFIGURE; bundle->lacp = lacp_create(); } lacp_configure(bundle->lacp, s->lacp); @@ -1921,7 +2016,7 @@ bundle_set(struct ofproto *ofproto_, void *aux, break; case PORT_VLAN_TRUNK: - trunks = (unsigned long *) s->trunks; + trunks = CONST_CAST(unsigned long *, s->trunks); break; case PORT_VLAN_NATIVE_UNTAGGED: @@ -1938,7 +2033,7 @@ bundle_set(struct ofproto *ofproto_, void *aux, bitmap_set1(trunks, vlan); bitmap_set0(trunks, 0); } else { - trunks = (unsigned long *) s->trunks; + trunks = CONST_CAST(unsigned long *, s->trunks); } break; @@ -1964,11 +2059,11 @@ bundle_set(struct ofproto *ofproto_, void *aux, bundle->ofproto->has_bonded_bundles = true; if (bundle->bond) { if (bond_reconfigure(bundle->bond, s->bond)) { - ofproto->need_revalidate = true; + ofproto->need_revalidate = REV_RECONFIGURE; } } else { bundle->bond = bond_create(s->bond); - ofproto->need_revalidate = true; + ofproto->need_revalidate = REV_RECONFIGURE; } LIST_FOR_EACH (port, bundle_node, &bundle->ports) { @@ -2273,7 +2368,7 @@ mirror_set(struct ofproto *ofproto_, void *aux, } } - ofproto->need_revalidate = true; + ofproto->need_revalidate = REV_RECONFIGURE; ofproto->has_mirrors = true; mac_learning_flush(ofproto->ml, &ofproto->revalidate_set); mirror_update_dups(ofproto); @@ -2294,7 +2389,7 @@ mirror_destroy(struct ofmirror *mirror) } ofproto = mirror->ofproto; - ofproto->need_revalidate = true; + ofproto->need_revalidate = REV_RECONFIGURE; mac_learning_flush(ofproto->ml, &ofproto->revalidate_set); mirror_bit = MIRROR_MASK_C(1) << mirror->idx; @@ -2363,8 +2458,7 @@ static void forward_bpdu_changed(struct ofproto *ofproto_) { struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); - /* Revalidate cached flows whenever forward_bpdu option changes. */ - ofproto->need_revalidate = true; + ofproto->need_revalidate = REV_RECONFIGURE; } static void @@ -2386,16 +2480,30 @@ get_ofp_port(const struct ofproto_dpif *ofproto, uint16_t ofp_port) static struct ofport_dpif * get_odp_port(const struct ofproto_dpif *ofproto, uint32_t odp_port) { - return get_ofp_port(ofproto, odp_port_to_ofp_port(odp_port)); + return get_ofp_port(ofproto, odp_port_to_ofp_port(ofproto, odp_port)); } static void -ofproto_port_from_dpif_port(struct ofproto_port *ofproto_port, +ofproto_port_from_dpif_port(struct ofproto_dpif *ofproto, + struct ofproto_port *ofproto_port, struct dpif_port *dpif_port) { ofproto_port->name = dpif_port->name; ofproto_port->type = dpif_port->type; - ofproto_port->ofp_port = odp_port_to_ofp_port(dpif_port->port_no); + ofproto_port->ofp_port = odp_port_to_ofp_port(ofproto, dpif_port->port_no); +} + +static void +port_run_fast(struct ofport_dpif *ofport) +{ + if (ofport->cfm && cfm_should_send_ccm(ofport->cfm)) { + struct ofpbuf packet; + + ofpbuf_init(&packet, 0); + cfm_compose_ccm(ofport->cfm, &packet, ofport->up.pp.hw_addr); + send_packet(ofport, &packet); + ofpbuf_uninit(&packet); + } } static void @@ -2407,20 +2515,16 @@ port_run(struct ofport_dpif *ofport) ofport->carrier_seq = carrier_seq; + port_run_fast(ofport); if (ofport->cfm) { - cfm_run(ofport->cfm); + int cfm_opup = cfm_get_opup(ofport->cfm); - if (cfm_should_send_ccm(ofport->cfm)) { - struct ofpbuf packet; + cfm_run(ofport->cfm); + enable = enable && !cfm_get_fault(ofport->cfm); - ofpbuf_init(&packet, 0); - cfm_compose_ccm(ofport->cfm, &packet, ofport->up.pp.hw_addr); - send_packet(ofport, &packet); - ofpbuf_uninit(&packet); + if (cfm_opup >= 0) { + enable = enable && cfm_opup; } - - enable = enable && !cfm_get_fault(ofport->cfm) - && cfm_get_opup(ofport->cfm); } if (ofport->bundle) { @@ -2434,7 +2538,7 @@ port_run(struct ofport_dpif *ofport) struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofport->up.ofproto); if (ofproto->has_bundle_action) { - ofproto->need_revalidate = true; + ofproto->need_revalidate = REV_PORT_TOGGLED; } } @@ -2459,32 +2563,30 @@ port_query_by_name(const struct ofproto *ofproto_, const char *devname, error = dpif_port_query_by_name(ofproto->dpif, devname, &dpif_port); if (!error) { - ofproto_port_from_dpif_port(ofproto_port, &dpif_port); + ofproto_port_from_dpif_port(ofproto, ofproto_port, &dpif_port); } return error; } static int -port_add(struct ofproto *ofproto_, struct netdev *netdev, uint16_t *ofp_portp) +port_add(struct ofproto *ofproto_, struct netdev *netdev) { struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); - uint16_t odp_port; - int error; + uint32_t odp_port = UINT32_MAX; - error = dpif_port_add(ofproto->dpif, netdev, &odp_port); - if (!error) { - *ofp_portp = odp_port_to_ofp_port(odp_port); - } - return error; + return dpif_port_add(ofproto->dpif, netdev, &odp_port); } static int port_del(struct ofproto *ofproto_, uint16_t ofp_port) { struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); - int error; + uint32_t odp_port = ofp_port_to_odp_port(ofproto, ofp_port); + int error = 0; - error = dpif_port_del(ofproto->dpif, ofp_port_to_odp_port(ofp_port)); + if (odp_port != OFPP_NONE) { + error = dpif_port_del(ofproto->dpif, odp_port); + } if (!error) { struct ofport_dpif *ofport = get_ofp_port(ofproto, ofp_port); if (ofport) { @@ -2524,7 +2626,7 @@ port_get_stats(const struct ofport *ofport_, struct netdev_stats *stats) /* ofproto->stats.rx_packets represents packets that were received on * some port and we processed internally and dropped (e.g. STP). - * Account fro them as if they had been forwarded to OFPP_LOCAL. */ + * Account for them as if they had been forwarded to OFPP_LOCAL. */ if (stats->tx_packets != UINT64_MAX) { stats->tx_packets += ofproto->stats.rx_packets; @@ -2576,11 +2678,12 @@ static int port_dump_next(const struct ofproto *ofproto_ OVS_UNUSED, void *state_, struct ofproto_port *port) { + struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); struct port_dump_state *state = state_; struct dpif_port dpif_port; if (dpif_port_dump_next(&state->dump, &dpif_port)) { - ofproto_port_from_dpif_port(port, &dpif_port); + ofproto_port_from_dpif_port(ofproto, port, &dpif_port); return 0; } else { int error = dpif_port_dump_done(&state->dump); @@ -2674,9 +2777,6 @@ send_packet_in_miss(struct ofproto_dpif *ofproto, const struct ofpbuf *packet, flow_get_metadata(flow, &pin.fmd); - /* Registers aren't meaningful on a miss. */ - memset(pin.fmd.reg_masks, 0, sizeof pin.fmd.reg_masks); - connmgr_send_packet_in(ofproto->up.connmgr, &pin); } @@ -2810,6 +2910,7 @@ handle_flow_miss_without_facet(struct flow_miss *miss, struct flow_miss_op *ops, size_t *n_ops) { struct ofproto_dpif *ofproto = ofproto_dpif_cast(rule->up.ofproto); + long long int now = time_msec(); struct action_xlate_ctx ctx; struct ofpbuf *packet; @@ -2822,13 +2923,13 @@ handle_flow_miss_without_facet(struct flow_miss *miss, ofpbuf_use_stub(&odp_actions, op->stub, sizeof op->stub); - dpif_flow_stats_extract(&miss->flow, packet, &stats); + dpif_flow_stats_extract(&miss->flow, packet, now, &stats); rule_credit_stats(rule, &stats); action_xlate_ctx_init(&ctx, ofproto, &miss->flow, miss->initial_tci, rule, 0, packet); ctx.resubmit_stats = &stats; - xlate_actions(&ctx, rule->up.actions, rule->up.n_actions, + xlate_actions(&ctx, rule->up.ofpacts, rule->up.ofpacts_len, &odp_actions); if (odp_actions.size) { @@ -2847,9 +2948,17 @@ handle_flow_miss_without_facet(struct flow_miss *miss, } /* Handles 'miss', which matches 'facet'. May add any required datapath - * operations to 'ops', incrementing '*n_ops' for each new op. */ + * operations to 'ops', incrementing '*n_ops' for each new op. + * + * All of the packets in 'miss' are considered to have arrived at time 'now'. + * This is really important only for new facets: if we just called time_msec() + * here, then the new subfacet or its packets could look (occasionally) as + * though it was used some time after the facet was used. That can make a + * one-packet flow look like it has a nonzero duration, which looks odd in + * e.g. NetFlow statistics. */ static void handle_flow_miss_with_facet(struct flow_miss *miss, struct facet *facet, + long long int now, struct flow_miss_op *ops, size_t *n_ops) { struct ofproto_dpif *ofproto = ofproto_dpif_cast(facet->rule->up.ofproto); @@ -2859,7 +2968,7 @@ handle_flow_miss_with_facet(struct flow_miss *miss, struct facet *facet, subfacet = subfacet_create(facet, miss->key_fitness, miss->key, miss->key_len, - miss->initial_tci); + miss->initial_tci, now); LIST_FOR_EACH (packet, list_node, &miss->packets) { struct flow_miss_op *op = &ops[*n_ops]; @@ -2873,7 +2982,7 @@ handle_flow_miss_with_facet(struct flow_miss *miss, struct facet *facet, subfacet_make_actions(subfacet, packet, &odp_actions); } - dpif_flow_stats_extract(&facet->flow, packet, &stats); + dpif_flow_stats_extract(&facet->flow, packet, now, &stats); subfacet_update_stats(subfacet, &stats); if (subfacet->actions_len) { @@ -2927,6 +3036,7 @@ handle_flow_miss(struct ofproto_dpif *ofproto, struct flow_miss *miss, struct flow_miss_op *ops, size_t *n_ops) { struct facet *facet; + long long int now; uint32_t hash; /* The caller must ensure that miss->hmap_node.hash contains @@ -2943,8 +3053,11 @@ handle_flow_miss(struct ofproto_dpif *ofproto, struct flow_miss *miss, } facet = facet_create(rule, &miss->flow, hash); + now = facet->used; + } else { + now = time_msec(); } - handle_flow_miss_with_facet(miss, facet, ops, n_ops); + handle_flow_miss_with_facet(miss, facet, now, ops, n_ops); } /* Like odp_flow_key_to_flow(), this function converts the 'key_len' bytes of @@ -2972,6 +3085,7 @@ ofproto_dpif_extract_flow_key(const struct ofproto_dpif *ofproto, enum odp_key_fitness fitness; fitness = odp_flow_key_to_flow(key, key_len, flow); + flow->in_port = odp_port_to_ofp_port(ofproto, flow->in_port); if (fitness == ODP_FIT_ERROR) { return fitness; } @@ -3033,18 +3147,19 @@ handle_miss_upcalls(struct ofproto_dpif *ofproto, struct dpif_upcall *upcalls, for (upcall = upcalls; upcall < &upcalls[n_upcalls]; upcall++) { struct flow_miss *miss = &misses[n_misses]; struct flow_miss *existing_miss; + struct flow flow; uint32_t hash; /* Obtain metadata and check userspace/kernel agreement on flow match, * then set 'flow''s header pointers. */ miss->key_fitness = ofproto_dpif_extract_flow_key( ofproto, upcall->key, upcall->key_len, - &miss->flow, &miss->initial_tci, upcall->packet); + &flow, &miss->initial_tci, upcall->packet); if (miss->key_fitness == ODP_FIT_ERROR) { continue; } - flow_extract(upcall->packet, miss->flow.skb_priority, - miss->flow.tun_id, miss->flow.in_port, &miss->flow); + flow_extract(upcall->packet, flow.skb_priority, + &flow.tunnel, flow.in_port, &miss->flow); /* Add other packets to a to-do list. */ hash = flow_hash(&miss->flow, 0); @@ -3143,6 +3258,7 @@ handle_sflow_upcall(struct ofproto_dpif *ofproto, enum odp_key_fitness fitness; ovs_be16 initial_tci; struct flow flow; + uint32_t odp_in_port; fitness = ofproto_dpif_extract_flow_key(ofproto, upcall->key, upcall->key_len, &flow, @@ -3152,7 +3268,9 @@ handle_sflow_upcall(struct ofproto_dpif *ofproto, } memcpy(&cookie, &upcall->userdata, sizeof(cookie)); - dpif_sflow_received(ofproto->sflow, upcall->packet, &flow, &cookie); + odp_in_port = ofp_port_to_odp_port(ofproto, flow.in_port); + dpif_sflow_received(ofproto->sflow, upcall->packet, &flow, + odp_in_port, &cookie); } static int @@ -3523,6 +3641,11 @@ rule_expire(struct rule_dpif *rule) long long int now; uint8_t reason; + if (rule->up.pending) { + /* We'll have to expire it later. */ + return; + } + /* Has 'rule' expired? */ now = time_msec(); if (rule->up.hard_timeout @@ -3598,7 +3721,8 @@ execute_odp_actions(struct ofproto_dpif *ofproto, const struct flow *flow, int error; ofpbuf_use_stack(&key, &keybuf, sizeof keybuf); - odp_flow_key_from_flow(&key, flow); + odp_flow_key_from_flow(&key, flow, + ofp_port_to_odp_port(ofproto, flow->in_port)); error = dpif_execute(ofproto->dpif, key.data, key.size, odp_actions, actions_len, packet); @@ -3663,8 +3787,8 @@ facet_learn(struct facet *facet) facet->flow.vlan_tci, facet->rule, facet->tcp_flags, NULL); ctx.may_learn = true; - xlate_actions_for_side_effects(&ctx, facet->rule->up.actions, - facet->rule->up.n_actions); + xlate_actions_for_side_effects(&ctx, facet->rule->up.ofpacts, + facet->rule->up.ofpacts_len); } static void @@ -3725,10 +3849,18 @@ facet_account(struct facet *facet) static bool facet_is_controller_flow(struct facet *facet) { - return (facet - && facet->rule->up.n_actions == 1 - && action_outputs_to_port(&facet->rule->up.actions[0], - htons(OFPP_CONTROLLER))); + if (facet) { + const struct rule *rule = &facet->rule->up; + const struct ofpact *ofpacts = rule->ofpacts; + size_t ofpacts_len = rule->ofpacts_len; + + if (ofpacts_len > 0 && + ofpacts->type == OFPACT_CONTROLLER && + ofpact_next(ofpacts) >= ofpact_end(ofpacts, ofpacts_len)) { + return true; + } + } + return false; } /* Folds all of 'facet''s statistics into its rule. Also updates the @@ -3903,7 +4035,7 @@ facet_check_consistency(struct facet *facet) action_xlate_ctx_init(&ctx, ofproto, &facet->flow, subfacet->initial_tci, rule, 0, NULL); - xlate_actions(&ctx, rule->up.actions, rule->up.n_actions, + xlate_actions(&ctx, rule->up.ofpacts, rule->up.ofpacts_len, &odp_actions); if (subfacet->path == SF_NOT_INSTALLED) { @@ -4013,7 +4145,7 @@ facet_revalidate(struct facet *facet) action_xlate_ctx_init(&ctx, ofproto, &facet->flow, subfacet->initial_tci, new_rule, 0, NULL); - xlate_actions(&ctx, new_rule->up.actions, new_rule->up.n_actions, + xlate_actions(&ctx, new_rule->up.ofpacts, new_rule->up.ofpacts_len, &odp_actions); slow = (subfacet->slow & SLOW_MATCH) | ctx.slow; @@ -4143,7 +4275,8 @@ flow_push_stats(struct rule_dpif *rule, action_xlate_ctx_init(&ctx, ofproto, flow, flow->vlan_tci, rule, 0, NULL); ctx.resubmit_stats = stats; - xlate_actions_for_side_effects(&ctx, rule->up.actions, rule->up.n_actions); + xlate_actions_for_side_effects(&ctx, rule->up.ofpacts, + rule->up.ofpacts_len); } /* Subfacets. */ @@ -4177,26 +4310,31 @@ subfacet_find__(struct ofproto_dpif *ofproto, * subfacet_make_actions(). */ static struct subfacet * subfacet_create(struct facet *facet, enum odp_key_fitness key_fitness, - const struct nlattr *key, size_t key_len, ovs_be16 initial_tci) + const struct nlattr *key, size_t key_len, + ovs_be16 initial_tci, long long int now) { struct ofproto_dpif *ofproto = ofproto_dpif_cast(facet->rule->up.ofproto); uint32_t key_hash = odp_flow_key_hash(key, key_len); struct subfacet *subfacet; - subfacet = subfacet_find__(ofproto, key, key_len, key_hash, &facet->flow); - if (subfacet) { - if (subfacet->facet == facet) { - return subfacet; + if (list_is_empty(&facet->subfacets)) { + subfacet = &facet->one_subfacet; + } else { + subfacet = subfacet_find__(ofproto, key, key_len, key_hash, + &facet->flow); + if (subfacet) { + if (subfacet->facet == facet) { + return subfacet; + } + + /* This shouldn't happen. */ + VLOG_ERR_RL(&rl, "subfacet with wrong facet"); + subfacet_destroy(subfacet); } - /* This shouldn't happen. */ - VLOG_ERR_RL(&rl, "subfacet with wrong facet"); - subfacet_destroy(subfacet); + subfacet = xmalloc(sizeof *subfacet); } - subfacet = (list_is_empty(&facet->subfacets) - ? &facet->one_subfacet - : xmalloc(sizeof *subfacet)); hmap_insert(&ofproto->subfacets, &subfacet->hmap_node, key_hash); list_push_back(&facet->subfacets, &subfacet->list_node); subfacet->facet = facet; @@ -4208,7 +4346,7 @@ subfacet_create(struct facet *facet, enum odp_key_fitness key_fitness, subfacet->key = NULL; subfacet->key_len = 0; } - subfacet->used = time_msec(); + subfacet->used = now; subfacet->dp_packet_count = 0; subfacet->dp_byte_count = 0; subfacet->actions_len = 0; @@ -4233,6 +4371,7 @@ subfacet_find(struct ofproto_dpif *ofproto, struct flow flow; fitness = odp_flow_key_to_flow(key, key_len, &flow); + flow.in_port = odp_port_to_ofp_port(ofproto, flow.in_port); if (fitness == ODP_FIT_ERROR) { return NULL; } @@ -4280,9 +4419,15 @@ static void subfacet_get_key(struct subfacet *subfacet, struct odputil_keybuf *keybuf, struct ofpbuf *key) { + if (!subfacet->key) { + struct ofproto_dpif *ofproto; + struct flow *flow = &subfacet->facet->flow; + ofpbuf_use_stack(key, keybuf, sizeof *keybuf); - odp_flow_key_from_flow(key, &subfacet->facet->flow); + ofproto = ofproto_dpif_cast(subfacet->facet->rule->up.ofproto); + odp_flow_key_from_flow(key, flow, + ofp_port_to_odp_port(ofproto, flow->in_port)); } else { ofpbuf_use_const(key, subfacet->key, subfacet->key_len); } @@ -4303,7 +4448,7 @@ subfacet_make_actions(struct subfacet *subfacet, const struct ofpbuf *packet, action_xlate_ctx_init(&ctx, ofproto, &facet->flow, subfacet->initial_tci, rule, 0, packet); - xlate_actions(&ctx, rule->up.actions, rule->up.n_actions, odp_actions); + xlate_actions(&ctx, rule->up.ofpacts, rule->up.ofpacts_len, odp_actions); facet->tags = ctx.tags; facet->has_learn = ctx.has_learn; facet->has_normal = ctx.has_normal; @@ -4456,7 +4601,6 @@ subfacet_update_stats(struct subfacet *subfacet, static struct rule_dpif * rule_dpif_lookup(struct ofproto_dpif *ofproto, const struct flow *flow) { - struct ofport_dpif *port; struct rule_dpif *rule; rule = rule_dpif_lookup__(ofproto, flow, 0); @@ -4464,16 +4608,7 @@ rule_dpif_lookup(struct ofproto_dpif *ofproto, const struct flow *flow) return rule; } - port = get_ofp_port(ofproto, flow->in_port); - if (!port) { - VLOG_WARN_RL(&rl, "packet-in on unknown port %"PRIu16, flow->in_port); - return ofproto->miss_rule; - } - - if (port->up.pp.config & OFPUTIL_PC_NO_PACKET_IN) { - return ofproto->no_packet_in_rule; - } - return ofproto->miss_rule; + return rule_dpif_miss_rule(ofproto, flow); } static struct rule_dpif * @@ -4502,6 +4637,23 @@ rule_dpif_lookup__(struct ofproto_dpif *ofproto, const struct flow *flow, return rule_dpif_cast(rule_from_cls_rule(cls_rule)); } +static struct rule_dpif * +rule_dpif_miss_rule(struct ofproto_dpif *ofproto, const struct flow *flow) +{ + struct ofport_dpif *port; + + port = get_ofp_port(ofproto, flow->in_port); + if (!port) { + VLOG_WARN_RL(&rl, "packet-in on unknown port %"PRIu16, flow->in_port); + return ofproto->miss_rule; + } + + if (port->up.pp.config & OFPUTIL_PC_NO_PACKET_IN) { + return ofproto->no_packet_in_rule; + } + return ofproto->miss_rule; +} + static void complete_operation(struct rule_dpif *rule) { @@ -4538,13 +4690,6 @@ rule_construct(struct rule *rule_) struct ofproto_dpif *ofproto = ofproto_dpif_cast(rule->up.ofproto); struct rule_dpif *victim; uint8_t table_id; - enum ofperr error; - - error = validate_actions(rule->up.actions, rule->up.n_actions, - &rule->up.cr.flow, ofproto->max_ports); - if (error) { - return error; - } rule->packet_count = 0; rule->byte_count = 0; @@ -4571,10 +4716,17 @@ rule_construct(struct rule *rule_) } table_id = rule->up.table_id; - rule->tag = (victim ? victim->tag - : table_id == 0 ? 0 - : rule_calculate_tag(&rule->up.cr.flow, &rule->up.cr.wc, - ofproto->tables[table_id].basis)); + if (victim) { + rule->tag = victim->tag; + } else if (table_id == 0) { + rule->tag = 0; + } else { + struct flow flow; + + miniflow_expand(&rule->up.cr.match.flow, &flow); + rule->tag = rule_calculate_tag(&flow, &rule->up.cr.match.mask, + ofproto->tables[table_id].basis); + } complete_operation(rule); return 0; @@ -4626,14 +4778,14 @@ rule_execute(struct rule *rule_, const struct flow *flow, uint64_t odp_actions_stub[1024 / 8]; struct ofpbuf odp_actions; - dpif_flow_stats_extract(flow, packet, &stats); + dpif_flow_stats_extract(flow, packet, time_msec(), &stats); rule_credit_stats(rule, &stats); ofpbuf_use_stub(&odp_actions, odp_actions_stub, sizeof odp_actions_stub); action_xlate_ctx_init(&ctx, ofproto, flow, flow->vlan_tci, rule, stats.tcp_flags, packet); ctx.resubmit_stats = &stats; - xlate_actions(&ctx, rule->up.actions, rule->up.n_actions, &odp_actions); + xlate_actions(&ctx, rule->up.ofpacts, rule->up.ofpacts_len, &odp_actions); execute_odp_actions(ofproto, flow, odp_actions.data, odp_actions.size, packet); @@ -4647,15 +4799,6 @@ static void rule_modify_actions(struct rule *rule_) { struct rule_dpif *rule = rule_dpif_cast(rule_); - struct ofproto_dpif *ofproto = ofproto_dpif_cast(rule->up.ofproto); - enum ofperr error; - - error = validate_actions(rule->up.actions, rule->up.n_actions, - &rule->up.cr.flow, ofproto->max_ports); - if (error) { - ofoperation_complete(rule->up.pending, error); - return; - } complete_operation(rule); } @@ -4669,11 +4812,11 @@ send_packet(const struct ofport_dpif *ofport, struct ofpbuf *packet) const struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofport->up.ofproto); struct ofpbuf key, odp_actions; struct odputil_keybuf keybuf; - uint16_t odp_port; + uint32_t odp_port; struct flow flow; int error; - flow_extract((struct ofpbuf *) packet, 0, 0, 0, &flow); + flow_extract(packet, 0, NULL, 0, &flow); odp_port = vsp_realdev_to_vlandev(ofproto, ofport->odp_port, flow.vlan_tci); if (odp_port != ofport->odp_port) { @@ -4682,7 +4825,8 @@ send_packet(const struct ofport_dpif *ofport, struct ofpbuf *packet) } ofpbuf_use_stack(&key, &keybuf, sizeof keybuf); - odp_flow_key_from_flow(&key, &flow); + odp_flow_key_from_flow(&key, &flow, + ofp_port_to_odp_port(ofproto, flow.in_port)); ofpbuf_init(&odp_actions, 32); compose_sflow_action(ofproto, &odp_actions, &flow, odp_port); @@ -4704,8 +4848,8 @@ send_packet(const struct ofport_dpif *ofport, struct ofpbuf *packet) /* OpenFlow to datapath action translation. */ -static void do_xlate_actions(const union ofp_action *in, size_t n_in, - struct action_xlate_ctx *ctx); +static void do_xlate_actions(const struct ofpact *, size_t ofpacts_len, + struct action_xlate_ctx *); static void xlate_normal(struct action_xlate_ctx *); /* Composes an ODP action for a "slow path" action for 'flow' within 'ofproto'. @@ -4751,7 +4895,7 @@ put_userspace_action(const struct ofproto_dpif *ofproto, uint32_t pid; pid = dpif_port_get_pid(ofproto->dpif, - ofp_port_to_odp_port(flow->in_port)); + ofp_port_to_odp_port(ofproto, flow->in_port)); return odp_put_userspace_action(pid, cookie, odp_actions); } @@ -4859,7 +5003,7 @@ compose_output_action__(struct action_xlate_ctx *ctx, uint16_t ofp_port, bool check_stp) { const struct ofport_dpif *ofport = get_ofp_port(ctx->ofproto, ofp_port); - uint16_t odp_port = ofp_port_to_odp_port(ofp_port); + uint32_t odp_port = ofp_port_to_odp_port(ctx->ofproto, ofp_port); ovs_be16 flow_vlan_tci = ctx->flow.vlan_tci; uint8_t flow_nw_tos = ctx->flow.nw_tos; uint16_t out_port; @@ -4867,8 +5011,11 @@ compose_output_action__(struct action_xlate_ctx *ctx, uint16_t ofp_port, if (ofport) { struct priority_to_dscp *pdscp; - if (ofport->up.pp.config & OFPUTIL_PC_NO_FWD - || (check_stp && !stp_forward_in_state(ofport->stp_state))) { + if (ofport->up.pp.config & OFPUTIL_PC_NO_FWD) { + xlate_report(ctx, "OFPPC_NO_FWD set, skipping output"); + return; + } else if (check_stp && !stp_forward_in_state(ofport->stp_state)) { + xlate_report(ctx, "STP not in forwarding state, skipping output"); return; } @@ -4906,7 +5053,7 @@ compose_output_action(struct action_xlate_ctx *ctx, uint16_t ofp_port) static void xlate_table_action(struct action_xlate_ctx *ctx, - uint16_t in_port, uint8_t table_id) + uint16_t in_port, uint8_t table_id, bool may_packet_in) { if (ctx->recurse < MAX_RESUBMIT_RECURSION) { struct ofproto_dpif *ofproto = ctx->ofproto; @@ -4929,7 +5076,7 @@ xlate_table_action(struct action_xlate_ctx *ctx, ctx->tags |= (rule && rule->tag ? rule->tag : rule_calculate_tag(&ctx->flow, - &table->other_table->wc, + &table->other_table->mask, table->basis)); } } @@ -4942,6 +5089,17 @@ xlate_table_action(struct action_xlate_ctx *ctx, ctx->resubmit_hook(ctx, rule); } + if (rule == NULL && may_packet_in) { + /* TODO:XXX + * check if table configuration flags + * OFPTC_TABLE_MISS_CONTROLLER, default. + * OFPTC_TABLE_MISS_CONTINUE, + * OFPTC_TABLE_MISS_DROP + * When OF1.0, OFPTC_TABLE_MISS_CONTINUE is used. What to do? + */ + rule = rule_dpif_miss_rule(ofproto, &ctx->flow); + } + if (rule) { struct rule_dpif *old_rule = ctx->rule; @@ -4951,7 +5109,7 @@ xlate_table_action(struct action_xlate_ctx *ctx, ctx->recurse++; ctx->rule = rule; - do_xlate_actions(rule->up.actions, rule->up.n_actions, ctx); + do_xlate_actions(rule->up.ofpacts, rule->up.ofpacts_len, ctx); ctx->rule = old_rule; ctx->recurse--; } @@ -4967,18 +5125,23 @@ xlate_table_action(struct action_xlate_ctx *ctx, } static void -xlate_resubmit_table(struct action_xlate_ctx *ctx, - const struct nx_action_resubmit *nar) +xlate_ofpact_resubmit(struct action_xlate_ctx *ctx, + const struct ofpact_resubmit *resubmit) { uint16_t in_port; uint8_t table_id; - in_port = (nar->in_port == htons(OFPP_IN_PORT) - ? ctx->flow.in_port - : ntohs(nar->in_port)); - table_id = nar->table == 255 ? ctx->table_id : nar->table; + in_port = resubmit->in_port; + if (in_port == OFPP_IN_PORT) { + in_port = ctx->flow.in_port; + } + + table_id = resubmit->table_id; + if (table_id == 255) { + table_id = ctx->table_id; + } - xlate_table_action(ctx, in_port, table_id); + xlate_table_action(ctx, in_port, table_id, false); } static void @@ -5070,7 +5233,7 @@ execute_controller_action(struct action_xlate_ctx *ctx, int len, } static bool -compose_dec_ttl(struct action_xlate_ctx *ctx) +compose_dec_ttl(struct action_xlate_ctx *ctx, struct ofpact_cnt_ids *ids) { if (ctx->flow.dl_type != htons(ETH_TYPE_IP) && ctx->flow.dl_type != htons(ETH_TYPE_IPV6)) { @@ -5081,7 +5244,12 @@ compose_dec_ttl(struct action_xlate_ctx *ctx) ctx->flow.nw_ttl--; return false; } else { - execute_controller_action(ctx, UINT16_MAX, OFPR_INVALID_TTL, 0); + size_t i; + + for (i = 0; i < ids->n_controllers; i++) { + execute_controller_action(ctx, UINT16_MAX, OFPR_INVALID_TTL, + ids->cnt_ids[i]); + } /* Stop processing for current table. */ return true; @@ -5089,8 +5257,8 @@ compose_dec_ttl(struct action_xlate_ctx *ctx) } static void -xlate_output_action__(struct action_xlate_ctx *ctx, - uint16_t port, uint16_t max_len) +xlate_output_action(struct action_xlate_ctx *ctx, + uint16_t port, uint16_t max_len, bool may_packet_in) { uint16_t prev_nf_output_iface = ctx->nf_output_iface; @@ -5101,7 +5269,7 @@ xlate_output_action__(struct action_xlate_ctx *ctx, compose_output_action(ctx, ctx->flow.in_port); break; case OFPP_TABLE: - xlate_table_action(ctx, ctx->flow.in_port, ctx->table_id); + xlate_table_action(ctx, ctx->flow.in_port, 0, may_packet_in); break; case OFPP_NORMAL: xlate_normal(ctx); @@ -5121,6 +5289,8 @@ xlate_output_action__(struct action_xlate_ctx *ctx, default: if (port != ctx->flow.in_port) { compose_output_action(ctx, port); + } else { + xlate_report(ctx, "skipping output to input port"); } break; } @@ -5137,44 +5307,32 @@ xlate_output_action__(struct action_xlate_ctx *ctx, static void xlate_output_reg_action(struct action_xlate_ctx *ctx, - const struct nx_action_output_reg *naor) + const struct ofpact_output_reg *or) { - struct mf_subfield src; - uint64_t ofp_port; - - nxm_decode(&src, naor->src, naor->ofs_nbits); - ofp_port = mf_get_subfield(&src, &ctx->flow); - - if (ofp_port <= UINT16_MAX) { - xlate_output_action__(ctx, ofp_port, ntohs(naor->max_len)); + uint64_t port = mf_get_subfield(&or->src, &ctx->flow); + if (port <= UINT16_MAX) { + xlate_output_action(ctx, port, or->max_len, false); } } -static void -xlate_output_action(struct action_xlate_ctx *ctx, - const struct ofp_action_output *oao) -{ - xlate_output_action__(ctx, ntohs(oao->port), ntohs(oao->max_len)); -} - static void xlate_enqueue_action(struct action_xlate_ctx *ctx, - const struct ofp_action_enqueue *oae) + const struct ofpact_enqueue *enqueue) { - uint16_t ofp_port; + uint16_t ofp_port = enqueue->port; + uint32_t queue_id = enqueue->queue; uint32_t flow_priority, priority; int error; - error = dpif_queue_to_priority(ctx->ofproto->dpif, ntohl(oae->queue_id), - &priority); + /* Translate queue to priority. */ + error = dpif_queue_to_priority(ctx->ofproto->dpif, queue_id, &priority); if (error) { /* Fall back to ordinary output action. */ - xlate_output_action__(ctx, ntohs(oae->port), 0); + xlate_output_action(ctx, enqueue->port, 0, false); return; } - /* Figure out datapath output port. */ - ofp_port = ntohs(oae->port); + /* Check output port. */ if (ofp_port == OFPP_IN_PORT) { ofp_port = ctx->flow.in_port; } else if (ofp_port == ctx->flow.in_port) { @@ -5196,21 +5354,16 @@ xlate_enqueue_action(struct action_xlate_ctx *ctx, } static void -xlate_set_queue_action(struct action_xlate_ctx *ctx, - const struct nx_action_set_queue *nasq) +xlate_set_queue_action(struct action_xlate_ctx *ctx, uint32_t queue_id) { - uint32_t priority; - int error; + uint32_t skb_priority; - error = dpif_queue_to_priority(ctx->ofproto->dpif, ntohl(nasq->queue_id), - &priority); - if (error) { - /* Couldn't translate queue to a priority, so ignore. A warning + if (!dpif_queue_to_priority(ctx->ofproto->dpif, queue_id, &skb_priority)) { + ctx->flow.skb_priority = skb_priority; + } else { + /* Couldn't translate queue to a priority. Nothing to do. A warning * has already been logged. */ - return; } - - ctx->flow.skb_priority = priority; } struct xlate_reg_state { @@ -5220,9 +5373,9 @@ struct xlate_reg_state { static void xlate_autopath(struct action_xlate_ctx *ctx, - const struct nx_action_autopath *naa) + const struct ofpact_autopath *ap) { - uint16_t ofp_port = ntohl(naa->id); + uint16_t ofp_port = ap->port; struct ofport_dpif *port = get_ofp_port(ctx->ofproto, ofp_port); if (!port || !port->bundle) { @@ -5235,7 +5388,7 @@ xlate_autopath(struct action_xlate_ctx *ctx, ofp_port = slave->up.ofp_port; } } - autopath_execute(naa, &ctx->flow, ofp_port); + nxm_reg_load(&ap->dst, ofp_port, &ctx->flow); } static bool @@ -5260,15 +5413,32 @@ slave_enabled_cb(uint16_t ofp_port, void *ofproto_) } } +static void +xlate_bundle_action(struct action_xlate_ctx *ctx, + const struct ofpact_bundle *bundle) +{ + uint16_t port; + + port = bundle_execute(bundle, &ctx->flow, slave_enabled_cb, ctx->ofproto); + if (bundle->dst.field) { + nxm_reg_load(&bundle->dst, port, &ctx->flow); + } else { + xlate_output_action(ctx, port, 0, false); + } +} + static void xlate_learn_action(struct action_xlate_ctx *ctx, - const struct nx_action_learn *learn) + const struct ofpact_learn *learn) { static struct vlog_rate_limit rl = VLOG_RATE_LIMIT_INIT(5, 1); struct ofputil_flow_mod fm; + uint64_t ofpacts_stub[1024 / 8]; + struct ofpbuf ofpacts; int error; - learn_execute(learn, &ctx->flow, &fm); + ofpbuf_use_stack(&ofpacts, ofpacts_stub, sizeof ofpacts_stub); + learn_execute(learn, &ctx->flow, &fm, &ofpacts); error = ofproto_flow_mod(&ctx->ofproto->up, &fm); if (error && !VLOG_DROP_WARN(&rl)) { @@ -5276,7 +5446,7 @@ xlate_learn_action(struct action_xlate_ctx *ctx, ofperr_get_name(error)); } - free(fm.actions); + ofpbuf_uninit(&ofpacts); } /* Reduces '*timeout' to no more than 'max'. A value of zero in either case @@ -5291,13 +5461,13 @@ reduce_timeout(uint16_t max, uint16_t *timeout) static void xlate_fin_timeout(struct action_xlate_ctx *ctx, - const struct nx_action_fin_timeout *naft) + const struct ofpact_fin_timeout *oft) { if (ctx->tcp_flags & (TCP_FIN | TCP_RST) && ctx->rule) { struct rule_dpif *rule = ctx->rule; - reduce_timeout(ntohs(naft->fin_idle_timeout), &rule->up.idle_timeout); - reduce_timeout(ntohs(naft->fin_hard_timeout), &rule->up.hard_timeout); + reduce_timeout(oft->fin_idle_timeout, &rule->up.idle_timeout); + reduce_timeout(oft->fin_hard_timeout, &rule->up.hard_timeout); } } @@ -5323,13 +5493,12 @@ may_receive(const struct ofport_dpif *port, struct action_xlate_ctx *ctx) } static void -do_xlate_actions(const union ofp_action *in, size_t n_in, +do_xlate_actions(const struct ofpact *ofpacts, size_t ofpacts_len, struct action_xlate_ctx *ctx) { const struct ofport_dpif *port; - const union ofp_action *ia; bool was_evictable = true; - size_t left; + const struct ofpact *a; port = get_ofp_port(ctx->ofproto, ctx->flow.in_port); if (port && !may_receive(port, ctx)) { @@ -5342,183 +5511,177 @@ do_xlate_actions(const union ofp_action *in, size_t n_in, was_evictable = ctx->rule->up.evictable; ctx->rule->up.evictable = false; } - OFPUTIL_ACTION_FOR_EACH_UNSAFE (ia, left, in, n_in) { - const struct ofp_action_dl_addr *oada; - const struct nx_action_resubmit *nar; - const struct nx_action_set_tunnel *nast; - const struct nx_action_set_queue *nasq; - const struct nx_action_multipath *nam; - const struct nx_action_autopath *naa; - const struct nx_action_bundle *nab; - const struct nx_action_output_reg *naor; - const struct nx_action_controller *nac; - enum ofputil_action_code code; - ovs_be64 tun_id; + OFPACT_FOR_EACH (a, ofpacts, ofpacts_len) { + struct ofpact_controller *controller; + const struct ofpact_metadata *metadata; if (ctx->exit) { break; } - code = ofputil_decode_action_unsafe(ia); - switch (code) { - case OFPUTIL_OFPAT10_OUTPUT: - xlate_output_action(ctx, &ia->output); + switch (a->type) { + case OFPACT_OUTPUT: + xlate_output_action(ctx, ofpact_get_OUTPUT(a)->port, + ofpact_get_OUTPUT(a)->max_len, true); + break; + + case OFPACT_CONTROLLER: + controller = ofpact_get_CONTROLLER(a); + execute_controller_action(ctx, controller->max_len, + controller->reason, + controller->controller_id); + break; + + case OFPACT_ENQUEUE: + xlate_enqueue_action(ctx, ofpact_get_ENQUEUE(a)); break; - case OFPUTIL_OFPAT10_SET_VLAN_VID: + case OFPACT_SET_VLAN_VID: ctx->flow.vlan_tci &= ~htons(VLAN_VID_MASK); - ctx->flow.vlan_tci |= ia->vlan_vid.vlan_vid | htons(VLAN_CFI); + ctx->flow.vlan_tci |= (htons(ofpact_get_SET_VLAN_VID(a)->vlan_vid) + | htons(VLAN_CFI)); break; - case OFPUTIL_OFPAT10_SET_VLAN_PCP: + case OFPACT_SET_VLAN_PCP: ctx->flow.vlan_tci &= ~htons(VLAN_PCP_MASK); - ctx->flow.vlan_tci |= htons( - (ia->vlan_pcp.vlan_pcp << VLAN_PCP_SHIFT) | VLAN_CFI); + ctx->flow.vlan_tci |= htons((ofpact_get_SET_VLAN_PCP(a)->vlan_pcp + << VLAN_PCP_SHIFT) + | VLAN_CFI); break; - case OFPUTIL_OFPAT10_STRIP_VLAN: + case OFPACT_STRIP_VLAN: ctx->flow.vlan_tci = htons(0); break; - case OFPUTIL_OFPAT10_SET_DL_SRC: - oada = ((struct ofp_action_dl_addr *) ia); - memcpy(ctx->flow.dl_src, oada->dl_addr, ETH_ADDR_LEN); + case OFPACT_PUSH_VLAN: + /* TODO:XXX 802.1AD(QinQ) */ + ctx->flow.vlan_tci = htons(VLAN_CFI); break; - case OFPUTIL_OFPAT10_SET_DL_DST: - oada = ((struct ofp_action_dl_addr *) ia); - memcpy(ctx->flow.dl_dst, oada->dl_addr, ETH_ADDR_LEN); + case OFPACT_SET_ETH_SRC: + memcpy(ctx->flow.dl_src, ofpact_get_SET_ETH_SRC(a)->mac, + ETH_ADDR_LEN); break; - case OFPUTIL_OFPAT10_SET_NW_SRC: - ctx->flow.nw_src = ia->nw_addr.nw_addr; + case OFPACT_SET_ETH_DST: + memcpy(ctx->flow.dl_dst, ofpact_get_SET_ETH_DST(a)->mac, + ETH_ADDR_LEN); break; - case OFPUTIL_OFPAT10_SET_NW_DST: - ctx->flow.nw_dst = ia->nw_addr.nw_addr; + case OFPACT_SET_IPV4_SRC: + ctx->flow.nw_src = ofpact_get_SET_IPV4_SRC(a)->ipv4; break; - case OFPUTIL_OFPAT10_SET_NW_TOS: + case OFPACT_SET_IPV4_DST: + ctx->flow.nw_dst = ofpact_get_SET_IPV4_DST(a)->ipv4; + break; + + case OFPACT_SET_IPV4_DSCP: /* OpenFlow 1.0 only supports IPv4. */ if (ctx->flow.dl_type == htons(ETH_TYPE_IP)) { ctx->flow.nw_tos &= ~IP_DSCP_MASK; - ctx->flow.nw_tos |= ia->nw_tos.nw_tos & IP_DSCP_MASK; + ctx->flow.nw_tos |= ofpact_get_SET_IPV4_DSCP(a)->dscp; } break; - case OFPUTIL_OFPAT10_SET_TP_SRC: - ctx->flow.tp_src = ia->tp_port.tp_port; - break; - - case OFPUTIL_OFPAT10_SET_TP_DST: - ctx->flow.tp_dst = ia->tp_port.tp_port; + case OFPACT_SET_L4_SRC_PORT: + ctx->flow.tp_src = htons(ofpact_get_SET_L4_SRC_PORT(a)->port); break; - case OFPUTIL_OFPAT10_ENQUEUE: - xlate_enqueue_action(ctx, (const struct ofp_action_enqueue *) ia); + case OFPACT_SET_L4_DST_PORT: + ctx->flow.tp_dst = htons(ofpact_get_SET_L4_DST_PORT(a)->port); break; - case OFPUTIL_NXAST_RESUBMIT: - nar = (const struct nx_action_resubmit *) ia; - xlate_table_action(ctx, ntohs(nar->in_port), ctx->table_id); + case OFPACT_RESUBMIT: + xlate_ofpact_resubmit(ctx, ofpact_get_RESUBMIT(a)); break; - case OFPUTIL_NXAST_RESUBMIT_TABLE: - xlate_resubmit_table(ctx, (const struct nx_action_resubmit *) ia); + case OFPACT_SET_TUNNEL: + ctx->flow.tunnel.tun_id = htonll(ofpact_get_SET_TUNNEL(a)->tun_id); break; - case OFPUTIL_NXAST_SET_TUNNEL: - nast = (const struct nx_action_set_tunnel *) ia; - tun_id = htonll(ntohl(nast->tun_id)); - ctx->flow.tun_id = tun_id; + case OFPACT_SET_QUEUE: + xlate_set_queue_action(ctx, ofpact_get_SET_QUEUE(a)->queue_id); break; - case OFPUTIL_NXAST_SET_QUEUE: - nasq = (const struct nx_action_set_queue *) ia; - xlate_set_queue_action(ctx, nasq); - break; - - case OFPUTIL_NXAST_POP_QUEUE: + case OFPACT_POP_QUEUE: ctx->flow.skb_priority = ctx->orig_skb_priority; break; - case OFPUTIL_NXAST_REG_MOVE: - nxm_execute_reg_move((const struct nx_action_reg_move *) ia, - &ctx->flow); + case OFPACT_REG_MOVE: + nxm_execute_reg_move(ofpact_get_REG_MOVE(a), &ctx->flow); break; - case OFPUTIL_NXAST_REG_LOAD: - nxm_execute_reg_load((const struct nx_action_reg_load *) ia, - &ctx->flow); + case OFPACT_REG_LOAD: + nxm_execute_reg_load(ofpact_get_REG_LOAD(a), &ctx->flow); break; - case OFPUTIL_NXAST_NOTE: - /* Nothing to do. */ - break; - - case OFPUTIL_NXAST_SET_TUNNEL64: - tun_id = ((const struct nx_action_set_tunnel64 *) ia)->tun_id; - ctx->flow.tun_id = tun_id; + case OFPACT_DEC_TTL: + if (compose_dec_ttl(ctx, ofpact_get_DEC_TTL(a))) { + goto out; + } break; - case OFPUTIL_NXAST_MULTIPATH: - nam = (const struct nx_action_multipath *) ia; - multipath_execute(nam, &ctx->flow); + case OFPACT_NOTE: + /* Nothing to do. */ break; - case OFPUTIL_NXAST_AUTOPATH: - naa = (const struct nx_action_autopath *) ia; - xlate_autopath(ctx, naa); + case OFPACT_MULTIPATH: + multipath_execute(ofpact_get_MULTIPATH(a), &ctx->flow); break; - case OFPUTIL_NXAST_BUNDLE: - ctx->ofproto->has_bundle_action = true; - nab = (const struct nx_action_bundle *) ia; - xlate_output_action__(ctx, bundle_execute(nab, &ctx->flow, - slave_enabled_cb, - ctx->ofproto), 0); + case OFPACT_AUTOPATH: + xlate_autopath(ctx, ofpact_get_AUTOPATH(a)); break; - case OFPUTIL_NXAST_BUNDLE_LOAD: + case OFPACT_BUNDLE: ctx->ofproto->has_bundle_action = true; - nab = (const struct nx_action_bundle *) ia; - bundle_execute_load(nab, &ctx->flow, slave_enabled_cb, - ctx->ofproto); + xlate_bundle_action(ctx, ofpact_get_BUNDLE(a)); break; - case OFPUTIL_NXAST_OUTPUT_REG: - naor = (const struct nx_action_output_reg *) ia; - xlate_output_reg_action(ctx, naor); + case OFPACT_OUTPUT_REG: + xlate_output_reg_action(ctx, ofpact_get_OUTPUT_REG(a)); break; - case OFPUTIL_NXAST_LEARN: + case OFPACT_LEARN: ctx->has_learn = true; if (ctx->may_learn) { - xlate_learn_action(ctx, (const struct nx_action_learn *) ia); - } - break; - - case OFPUTIL_NXAST_DEC_TTL: - if (compose_dec_ttl(ctx)) { - goto out; + xlate_learn_action(ctx, ofpact_get_LEARN(a)); } break; - case OFPUTIL_NXAST_EXIT: + case OFPACT_EXIT: ctx->exit = true; break; - case OFPUTIL_NXAST_FIN_TIMEOUT: + case OFPACT_FIN_TIMEOUT: ctx->has_fin_timeout = true; - xlate_fin_timeout(ctx, (const struct nx_action_fin_timeout *) ia); + xlate_fin_timeout(ctx, ofpact_get_FIN_TIMEOUT(a)); + break; + + case OFPACT_CLEAR_ACTIONS: + /* TODO:XXX + * Nothing to do because writa-actions is not supported for now. + * When writa-actions is supported, clear-actions also must + * be supported at the same time. + */ + break; + + case OFPACT_WRITE_METADATA: + metadata = ofpact_get_WRITE_METADATA(a); + ctx->flow.metadata &= ~metadata->mask; + ctx->flow.metadata |= metadata->metadata & metadata->mask; break; - case OFPUTIL_NXAST_CONTROLLER: - nac = (const struct nx_action_controller *) ia; - execute_controller_action(ctx, ntohs(nac->max_len), nac->reason, - ntohs(nac->controller_id)); + case OFPACT_GOTO_TABLE: { + /* TODO:XXX remove recursion */ + /* It is assumed that goto-table is last action */ + struct ofpact_goto_table *ogt = ofpact_get_GOTO_TABLE(a); + assert(ctx->table_id < ogt->table_id); + xlate_table_action(ctx, ctx->flow.in_port, ogt->table_id, true); break; } + } } out: @@ -5542,21 +5705,22 @@ action_xlate_ctx_init(struct action_xlate_ctx *ctx, ctx->ofproto = ofproto; ctx->flow = *flow; ctx->base_flow = ctx->flow; - ctx->base_flow.tun_id = 0; + memset(&ctx->base_flow.tunnel, 0, sizeof ctx->base_flow.tunnel); ctx->base_flow.vlan_tci = initial_tci; ctx->rule = rule; ctx->packet = packet; ctx->may_learn = packet != NULL; ctx->tcp_flags = tcp_flags; ctx->resubmit_hook = NULL; + ctx->report_hook = NULL; ctx->resubmit_stats = NULL; } -/* Translates the 'n_in' "union ofp_action"s in 'in' into datapath actions in - * 'odp_actions', using 'ctx'. */ +/* Translates the 'ofpacts_len' bytes of "struct ofpacts" starting at 'ofpacts' + * into datapath actions in 'odp_actions', using 'ctx'. */ static void xlate_actions(struct action_xlate_ctx *ctx, - const union ofp_action *in, size_t n_in, + const struct ofpact *ofpacts, size_t ofpacts_len, struct ofpbuf *odp_actions) { /* Normally false. Set to true if we ever hit MAX_RESUBMIT_RECURSION, so @@ -5626,7 +5790,7 @@ xlate_actions(struct action_xlate_ctx *ctx, ovs_be16 initial_tci = ctx->base_flow.vlan_tci; add_sflow_action(ctx); - do_xlate_actions(in, n_in, ctx); + do_xlate_actions(ofpacts, ofpacts_len, ctx); if (ctx->max_resubmit_trigger && !ctx->resubmit_hook) { if (!hit_resubmit_limit) { @@ -5661,19 +5825,28 @@ xlate_actions(struct action_xlate_ctx *ctx, } } -/* Translates the 'n_in' "union ofp_action"s in 'in' into datapath actions, - * using 'ctx', and discards the datapath actions. */ +/* Translates the 'ofpacts_len' bytes of "struct ofpact"s starting at 'ofpacts' + * into datapath actions, using 'ctx', and discards the datapath actions. */ static void xlate_actions_for_side_effects(struct action_xlate_ctx *ctx, - const union ofp_action *in, size_t n_in) + const struct ofpact *ofpacts, + size_t ofpacts_len) { uint64_t odp_actions_stub[1024 / 8]; struct ofpbuf odp_actions; ofpbuf_use_stub(&odp_actions, odp_actions_stub, sizeof odp_actions_stub); - xlate_actions(ctx, in, n_in, &odp_actions); + xlate_actions(ctx, ofpacts, ofpacts_len, &odp_actions); ofpbuf_uninit(&odp_actions); } + +static void +xlate_report(struct action_xlate_ctx *ctx, const char *s) +{ + if (ctx->report_hook) { + ctx->report_hook(ctx, s); + } +} /* OFPP_NORMAL implementation. */ @@ -5922,7 +6095,7 @@ add_mirror_actions(struct action_xlate_ctx *ctx, const struct flow *orig_flow) m = ofproto->mirrors[mirror_mask_ffs(mirrors) - 1]; if (!vlan_is_mirrored(m, vlan)) { - mirrors &= mirrors - 1; + mirrors = zero_rightmost_1bit(mirrors); continue; } @@ -5930,8 +6103,8 @@ add_mirror_actions(struct action_xlate_ctx *ctx, const struct flow *orig_flow) ctx->mirrors |= m->dup_mirrors; if (m->out) { output_normal(ctx, m->out, vlan); - } else if (!eth_addr_is_reserved(orig_flow->dl_dst) - && vlan != m->out_vlan) { + } else if (vlan != m->out_vlan + && !eth_addr_is_reserved(orig_flow->dl_dst)) { struct ofbundle *bundle; HMAP_FOR_EACH (bundle, hmap_node, &ofproto->bundles) { @@ -5952,7 +6125,7 @@ update_mirror_stats(struct ofproto_dpif *ofproto, mirror_mask_t mirrors, return; } - for (; mirrors; mirrors &= mirrors - 1) { + for (; mirrors; mirrors = zero_rightmost_1bit(mirrors)) { struct ofmirror *m; m = ofproto->mirrors[mirror_mask_ffs(mirrors) - 1]; @@ -6057,6 +6230,9 @@ lookup_input_bundle(const struct ofproto_dpif *ofproto, uint16_t in_port, * we don't know about. * * - The ofproto client didn't configure the port as part of a bundle. + * This is particularly likely to happen if a packet was received on the + * port after it was created, but before the client had a chance to + * configure its bundle. */ if (warn) { static struct vlog_rate_limit rl = VLOG_RATE_LIMIT_INIT(1, 5); @@ -6082,14 +6258,17 @@ lookup_input_bundle(const struct ofproto_dpif *ofproto, uint16_t in_port, * so in one special case. */ static bool -is_admissible(struct ofproto_dpif *ofproto, const struct flow *flow, - struct ofport_dpif *in_port, uint16_t vlan, tag_type *tags) +is_admissible(struct action_xlate_ctx *ctx, struct ofport_dpif *in_port, + uint16_t vlan) { + struct ofproto_dpif *ofproto = ctx->ofproto; + struct flow *flow = &ctx->flow; struct ofbundle *in_bundle = in_port->bundle; /* Drop frames for reserved multicast addresses * only if forward_bpdu option is absent. */ - if (eth_addr_is_reserved(flow->dl_dst) && !ofproto->up.forward_bpdu) { + if (!ofproto->up.forward_bpdu && eth_addr_is_reserved(flow->dl_dst)) { + xlate_report(ctx, "packet has reserved destination MAC, dropping"); return false; } @@ -6097,11 +6276,12 @@ is_admissible(struct ofproto_dpif *ofproto, const struct flow *flow, struct mac_entry *mac; switch (bond_check_admissibility(in_bundle->bond, in_port, - flow->dl_dst, tags)) { + flow->dl_dst, &ctx->tags)) { case BV_ACCEPT: break; case BV_DROP: + xlate_report(ctx, "bonding refused admissibility, dropping"); return false; case BV_DROP_IF_MOVED: @@ -6109,6 +6289,8 @@ is_admissible(struct ofproto_dpif *ofproto, const struct flow *flow, if (mac && mac->port.p != in_bundle && (!is_gratuitous_arp(flow) || mac_entry_is_grat_arp_locked(mac))) { + xlate_report(ctx, "SLB bond thinks this packet looped back, " + "dropping"); return false; } break; @@ -6132,6 +6314,7 @@ xlate_normal(struct action_xlate_ctx *ctx) in_bundle = lookup_input_bundle(ctx->ofproto, ctx->flow.in_port, ctx->packet != NULL, &in_port); if (!in_bundle) { + xlate_report(ctx, "no input bundle, dropping"); return; } @@ -6144,6 +6327,7 @@ xlate_normal(struct action_xlate_ctx *ctx) "VLAN tag received on port %s", ctx->ofproto->up.name, in_bundle->name); } + xlate_report(ctx, "partial VLAN tag, dropping"); return; } @@ -6155,19 +6339,20 @@ xlate_normal(struct action_xlate_ctx *ctx) "%s, which is reserved exclusively for mirroring", ctx->ofproto->up.name, in_bundle->name); } + xlate_report(ctx, "input port is mirror output port, dropping"); return; } /* Check VLAN. */ vid = vlan_tci_to_vid(ctx->flow.vlan_tci); if (!input_vid_is_valid(vid, in_bundle, ctx->packet != NULL)) { + xlate_report(ctx, "disallowed VLAN VID for this input port, dropping"); return; } vlan = input_vid_to_vlan(in_bundle, vid); /* Check other admissibility requirements. */ - if (in_port && - !is_admissible(ctx->ofproto, &ctx->flow, in_port, vlan, &ctx->tags)) { + if (in_port && !is_admissible(ctx, in_port, vlan)) { return; } @@ -6181,11 +6366,15 @@ xlate_normal(struct action_xlate_ctx *ctx) &ctx->tags); if (mac) { if (mac->port.p != in_bundle) { + xlate_report(ctx, "forwarding to learned port"); output_normal(ctx, mac->port.p, vlan); + } else { + xlate_report(ctx, "learned port is input port, dropping"); } } else { struct ofbundle *bundle; + xlate_report(ctx, "no learned MAC for destination, flooding"); HMAP_FOR_EACH (bundle, hmap_node, &ctx->ofproto->bundles) { if (bundle != in_bundle && ofbundle_includes_vlan(bundle, vlan) @@ -6219,18 +6408,17 @@ xlate_normal(struct action_xlate_ctx *ctx) * a few more, but not all of the facets or even all of the facets that * resubmit to the table modified by MAC learning). */ -/* Calculates the tag to use for 'flow' and wildcards 'wc' when it is inserted +/* Calculates the tag to use for 'flow' and mask 'mask' when it is inserted * into an OpenFlow table with the given 'basis'. */ static tag_type -rule_calculate_tag(const struct flow *flow, const struct flow_wildcards *wc, +rule_calculate_tag(const struct flow *flow, const struct minimask *mask, uint32_t secret) { - if (flow_wildcards_is_catchall(wc)) { + if (minimask_is_catchall(mask)) { return 0; } else { - struct flow tag_flow = *flow; - flow_zero_wildcards(&tag_flow, wc); - return tag_create_deterministic(flow_hash(&tag_flow, secret)); + uint32_t hash = flow_hash_in_minimask(flow, mask, secret); + return tag_create_deterministic(hash); } } @@ -6283,7 +6471,7 @@ table_update_taggable(struct ofproto_dpif *ofproto, uint8_t table_id) if (table->catchall_table != catchall || table->other_table != other) { table->catchall_table = catchall; table->other_table = other; - ofproto->need_revalidate = true; + ofproto->need_revalidate = REV_FLOW_TABLE; } } @@ -6307,7 +6495,7 @@ rule_invalidate(const struct rule_dpif *rule) if (table->other_table && rule->tag) { tag_set_add(&ofproto->revalidate_set, rule->tag); } else { - ofproto->need_revalidate = true; + ofproto->need_revalidate = REV_FLOW_TABLE; } } } @@ -6319,7 +6507,7 @@ set_frag_handling(struct ofproto *ofproto_, struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); if (frag_handling != OFPC_FRAG_REASM) { - ofproto->need_revalidate = true; + ofproto->need_revalidate = REV_RECONFIGURE; return true; } else { return false; @@ -6329,44 +6517,36 @@ set_frag_handling(struct ofproto *ofproto_, static enum ofperr packet_out(struct ofproto *ofproto_, struct ofpbuf *packet, const struct flow *flow, - const union ofp_action *ofp_actions, size_t n_ofp_actions) + const struct ofpact *ofpacts, size_t ofpacts_len) { struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); - enum ofperr error; - - if (flow->in_port >= ofproto->max_ports && flow->in_port < OFPP_MAX) { - return OFPERR_NXBRC_BAD_IN_PORT; - } + struct odputil_keybuf keybuf; + struct dpif_flow_stats stats; - error = validate_actions(ofp_actions, n_ofp_actions, flow, - ofproto->max_ports); - if (!error) { - struct odputil_keybuf keybuf; - struct dpif_flow_stats stats; + struct ofpbuf key; - struct ofpbuf key; + struct action_xlate_ctx ctx; + uint64_t odp_actions_stub[1024 / 8]; + struct ofpbuf odp_actions; - struct action_xlate_ctx ctx; - uint64_t odp_actions_stub[1024 / 8]; - struct ofpbuf odp_actions; + ofpbuf_use_stack(&key, &keybuf, sizeof keybuf); + odp_flow_key_from_flow(&key, flow, + ofp_port_to_odp_port(ofproto, flow->in_port)); - ofpbuf_use_stack(&key, &keybuf, sizeof keybuf); - odp_flow_key_from_flow(&key, flow); + dpif_flow_stats_extract(flow, packet, time_msec(), &stats); - dpif_flow_stats_extract(flow, packet, &stats); + action_xlate_ctx_init(&ctx, ofproto, flow, flow->vlan_tci, NULL, + packet_get_tcp_flags(packet, flow), packet); + ctx.resubmit_stats = &stats; - action_xlate_ctx_init(&ctx, ofproto, flow, flow->vlan_tci, NULL, - packet_get_tcp_flags(packet, flow), packet); - ctx.resubmit_stats = &stats; + ofpbuf_use_stub(&odp_actions, + odp_actions_stub, sizeof odp_actions_stub); + xlate_actions(&ctx, ofpacts, ofpacts_len, &odp_actions); + dpif_execute(ofproto->dpif, key.data, key.size, + odp_actions.data, odp_actions.size, packet); + ofpbuf_uninit(&odp_actions); - ofpbuf_use_stub(&odp_actions, - odp_actions_stub, sizeof odp_actions_stub); - xlate_actions(&ctx, ofp_actions, n_ofp_actions, &odp_actions); - dpif_execute(ofproto->dpif, key.data, key.size, - odp_actions.data, odp_actions.size, packet); - ofpbuf_uninit(&odp_actions); - } - return error; + return 0; } /* NetFlow. */ @@ -6518,7 +6698,7 @@ trace_format_rule(struct ds *result, uint8_t table_id, int level, ds_put_char_multiple(result, '\t', level); ds_put_cstr(result, "OpenFlow "); - ofp_print_actions(result, rule->up.actions, rule->up.n_actions); + ofpacts_format(rule->up.ofpacts, rule->up.ofpacts_len, result); ds_put_char(result, '\n'); } @@ -6576,6 +6756,17 @@ trace_resubmit(struct action_xlate_ctx *ctx, struct rule_dpif *rule) trace_format_rule(result, ctx->table_id, ctx->recurse + 1, rule); } +static void +trace_report(struct action_xlate_ctx *ctx, const char *s) +{ + struct trace_ctx *trace = CONTAINER_OF(ctx, struct trace_ctx, ctx); + struct ds *result = trace->result; + + ds_put_char_multiple(result, '\t', ctx->recurse); + ds_put_cstr(result, s); + ds_put_char(result, '\n'); +} + static void ofproto_unixctl_trace(struct unixctl_conn *conn, int argc, const char *argv[], void *aux OVS_UNUSED) @@ -6658,7 +6849,7 @@ ofproto_unixctl_trace(struct unixctl_conn *conn, int argc, const char *argv[], const char *tun_id_s = argv[3]; const char *in_port_s = argv[4]; const char *packet_s = argv[5]; - uint16_t in_port = ofp_port_to_odp_port(atoi(in_port_s)); + uint32_t in_port = atoi(in_port_s); ovs_be64 tun_id = htonll(strtoull(tun_id_s, NULL, 0)); uint32_t priority = atoi(priority_s); const char *msg; @@ -6674,7 +6865,8 @@ ofproto_unixctl_trace(struct unixctl_conn *conn, int argc, const char *argv[], ds_put_cstr(&result, s); free(s); - flow_extract(packet, priority, tun_id, in_port, &flow); + flow_extract(packet, priority, NULL, in_port, &flow); + flow.tunnel.tun_id = tun_id; initial_tci = flow.vlan_tci; } else { unixctl_command_reply_error(conn, "Bad command syntax"); @@ -6726,7 +6918,8 @@ ofproto_trace(struct ofproto_dpif *ofproto, const struct flow *flow, action_xlate_ctx_init(&trace.ctx, ofproto, flow, initial_tci, rule, tcp_flags, packet); trace.ctx.resubmit_hook = trace_resubmit; - xlate_actions(&trace.ctx, rule->up.actions, rule->up.n_actions, + trace.ctx.report_hook = trace_report; + xlate_actions(&trace.ctx, rule->up.ofpacts, rule->up.ofpacts_len, &odp_actions); ds_put_char(ds, '\n'); @@ -6814,7 +7007,7 @@ ofproto_dpif_self_check__(struct ofproto_dpif *ofproto, struct ds *reply) } } if (errors) { - ofproto->need_revalidate = true; + ofproto->need_revalidate = REV_INCONSISTENCY; } if (errors) { @@ -6893,7 +7086,7 @@ set_realdev(struct ofport *ofport_, uint16_t realdev_ofp_port, int vid) return 0; } - ofproto->need_revalidate = true; + ofproto->need_revalidate = REV_RECONFIGURE; if (ofport->realdev_ofp_port) { vsp_remove(ofport); @@ -6932,16 +7125,17 @@ vsp_realdev_to_vlandev(const struct ofproto_dpif *ofproto, uint32_t realdev_odp_port, ovs_be16 vlan_tci) { if (!hmap_is_empty(&ofproto->realdev_vid_map)) { - uint16_t realdev_ofp_port = odp_port_to_ofp_port(realdev_odp_port); + uint16_t realdev_ofp_port; int vid = vlan_tci_to_vid(vlan_tci); const struct vlan_splinter *vsp; + realdev_ofp_port = odp_port_to_ofp_port(ofproto, realdev_odp_port); HMAP_FOR_EACH_WITH_HASH (vsp, realdev_vid_node, hash_realdev_vid(realdev_ofp_port, vid), &ofproto->realdev_vid_map) { if (vsp->realdev_ofp_port == realdev_ofp_port && vsp->vid == vid) { - return ofp_port_to_odp_port(vsp->vlandev_ofp_port); + return ofp_port_to_odp_port(ofproto, vsp->vlandev_ofp_port); } } } @@ -7056,8 +7250,32 @@ vsp_add(struct ofport_dpif *port, uint16_t realdev_ofp_port, int vid) VLOG_ERR("duplicate vlan device record"); } } - + +static uint32_t +ofp_port_to_odp_port(const struct ofproto_dpif *ofproto, uint16_t ofp_port) +{ + const struct ofport_dpif *ofport = get_ofp_port(ofproto, ofp_port); + return ofport ? ofport->odp_port : OVSP_NONE; +} + +static uint16_t +odp_port_to_ofp_port(const struct ofproto_dpif *ofproto, uint32_t odp_port) +{ + struct ofport_dpif *port; + + HMAP_FOR_EACH_IN_BUCKET (port, odp_port_node, + hash_int(odp_port, 0), + &ofproto->odp_to_ofport_map) { + if (port->odp_port == odp_port) { + return port->up.ofp_port; + } + } + + return OFPP_NONE; +} + const struct ofproto_class ofproto_dpif_class = { + init, enumerate_types, enumerate_names, del, @@ -7103,6 +7321,7 @@ const struct ofproto_class ofproto_dpif_class = { set_sflow, set_cfm, get_cfm_fault, + get_cfm_opup, get_cfm_remote_mpids, get_cfm_health, set_stp,