#include <config.h>
-#include "ofproto/private.h"
+#include "ofproto/ofproto-provider.h"
#include <errno.h>
#include "autopath.h"
#include "bond.h"
+#include "bundle.h"
#include "byte-order.h"
#include "connmgr.h"
#include "coverage.h"
#include "ofp-util.h"
#include "ofpbuf.h"
#include "ofp-print.h"
-#include "ofproto-sflow.h"
+#include "ofproto-dpif-sflow.h"
#include "poll-loop.h"
#include "timer.h"
#include "unaligned.h"
struct cfm *cfm; /* Connectivity Fault Management, if any. */
tag_type tag; /* Tag associated with this port. */
uint32_t bond_stable_id; /* stable_id to use as bond slave, or 0. */
+ bool may_enable; /* May be enabled in bonds. */
};
static struct ofport_dpif *
/* Bridging. */
struct netflow *netflow;
- struct ofproto_sflow *sflow;
+ struct dpif_sflow *sflow;
struct hmap bundles; /* Contains "struct ofbundle"s. */
struct mac_learning *ml;
struct ofmirror *mirrors[MAX_MIRRORS];
/* Support for debugging async flow mods. */
struct list completions;
+
+ bool has_bundle_action; /* True when the first bundle action appears. */
};
/* Defer flow mod completion until "ovs-appctl ofproto/unclog"? (Useful only
ofproto_dpif_unixctl_init();
+ ofproto->has_bundle_action = false;
+
return 0;
}
}
netflow_destroy(ofproto->netflow);
- ofproto_sflow_destroy(ofproto->sflow);
+ dpif_sflow_destroy(ofproto->sflow);
hmap_destroy(&ofproto->bundles);
mac_learning_destroy(ofproto->ml);
netflow_run(ofproto->netflow);
}
if (ofproto->sflow) {
- ofproto_sflow_run(ofproto->sflow);
+ dpif_sflow_run(ofproto->sflow);
}
HMAP_FOR_EACH (ofport, up.hmap_node, &ofproto->up.ports) {
dpif_wait(ofproto->dpif);
dpif_recv_wait(ofproto->dpif);
if (ofproto->sflow) {
- ofproto_sflow_wait(ofproto->sflow);
+ dpif_sflow_wait(ofproto->sflow);
}
if (!tag_set_is_empty(&ofproto->revalidate_set)) {
poll_immediate_wake();
port->tag = tag_create_random();
if (ofproto->sflow) {
- ofproto_sflow_add_port(ofproto->sflow, port->odp_port,
- netdev_get_name(port->up.netdev));
+ dpif_sflow_add_port(ofproto->sflow, port->odp_port,
+ netdev_get_name(port->up.netdev));
}
return 0;
bundle_remove(port_);
set_cfm(port_, NULL);
if (ofproto->sflow) {
- ofproto_sflow_del_port(ofproto->sflow, port->odp_port);
+ dpif_sflow_del_port(ofproto->sflow, port->odp_port);
}
}
const struct ofproto_sflow_options *sflow_options)
{
struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_);
- struct ofproto_sflow *os = ofproto->sflow;
+ struct dpif_sflow *ds = ofproto->sflow;
if (sflow_options) {
- if (!os) {
+ if (!ds) {
struct ofport_dpif *ofport;
- os = ofproto->sflow = ofproto_sflow_create(ofproto->dpif);
+ ds = ofproto->sflow = dpif_sflow_create(ofproto->dpif);
HMAP_FOR_EACH (ofport, up.hmap_node, &ofproto->up.ports) {
- ofproto_sflow_add_port(os, ofport->odp_port,
- netdev_get_name(ofport->up.netdev));
+ dpif_sflow_add_port(ds, ofport->odp_port,
+ netdev_get_name(ofport->up.netdev));
}
}
- ofproto_sflow_set_options(os, sflow_options);
+ dpif_sflow_set_options(ds, sflow_options);
} else {
- ofproto_sflow_destroy(os);
+ dpif_sflow_destroy(ds);
ofproto->sflow = NULL;
}
return 0;
struct ofport_dpif *port;
LIST_FOR_EACH (port, bundle_node, &bundle->ports) {
- bool may_enable = lacp_slave_may_enable(bundle->lacp, port);
-
- if (may_enable && port->cfm) {
- may_enable = !cfm_get_fault(port->cfm);
- }
- bond_slave_set_may_enable(bundle->bond, port, may_enable);
+ bond_slave_set_may_enable(bundle->bond, port, port->may_enable);
}
bond_run(bundle->bond, &bundle->ofproto->revalidate_set,
static void
port_run(struct ofport_dpif *ofport)
{
+ bool enable = netdev_get_carrier(ofport->up.netdev);
+
if (ofport->cfm) {
cfm_run(ofport->cfm);
ofport->odp_port, &packet);
ofpbuf_uninit(&packet);
}
+
+ enable = enable && !cfm_get_fault(ofport->cfm);
}
+
+ if (ofport->bundle) {
+ enable = enable && lacp_slave_may_enable(ofport->bundle->lacp, ofport);
+ }
+
+ if (ofport->may_enable != enable) {
+ struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofport->up.ofproto);
+
+ if (ofproto->has_bundle_action) {
+ ofproto->need_revalidate = true;
+ }
+ }
+
+ ofport->may_enable = enable;
}
static void
case DPIF_UC_SAMPLE:
if (ofproto->sflow) {
odp_flow_key_to_flow(upcall->key, upcall->key_len, &flow);
- ofproto_sflow_received(ofproto->sflow, upcall, &flow);
+ dpif_sflow_received(ofproto->sflow, upcall, &flow);
}
ofpbuf_delete(upcall->packet);
break;
enum { BUCKET_WIDTH = ROUND_UP(100, TIME_UPDATE_INTERVAL) };
enum { N_BUCKETS = 5000 / BUCKET_WIDTH };
int buckets[N_BUCKETS] = { 0 };
+ int total, subtotal, bucket;
struct facet *facet;
- int total, bucket;
long long int now;
int i;
}
/* Find the first bucket whose flows should be expired. */
- for (bucket = 0; bucket < N_BUCKETS; bucket++) {
- if (buckets[bucket]) {
- int subtotal = 0;
- do {
- subtotal += buckets[bucket++];
- } while (bucket < N_BUCKETS && subtotal < MAX(1000, total / 100));
- break;
- }
- }
+ subtotal = bucket = 0;
+ do {
+ subtotal += buckets[bucket++];
+ } while (bucket < N_BUCKETS && subtotal < MAX(1000, total / 100));
if (VLOG_IS_DBG_ENABLED()) {
struct ds s;
case OFPP_LOCAL:
add_output_action(ctx, OFPP_LOCAL);
break;
+ case OFPP_NONE:
+ break;
default:
if (port != ctx->flow.in_port) {
add_output_action(ctx, port);
autopath_execute(naa, &ctx->flow, ofp_port);
}
-static void
-xlate_nicira_action(struct action_xlate_ctx *ctx,
- const struct nx_action_header *nah)
+static bool
+slave_enabled_cb(uint16_t ofp_port, void *ofproto_)
{
- 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;
- enum nx_action_subtype subtype = ntohs(nah->subtype);
- ovs_be64 tun_id;
-
- assert(nah->vendor == htonl(NX_VENDOR_ID));
- switch (subtype) {
- case NXAST_RESUBMIT:
- nar = (const struct nx_action_resubmit *) nah;
- xlate_table_action(ctx, ntohs(nar->in_port));
- break;
-
- case NXAST_SET_TUNNEL:
- nast = (const struct nx_action_set_tunnel *) nah;
- tun_id = htonll(ntohl(nast->tun_id));
- ctx->flow.tun_id = tun_id;
- break;
-
- case NXAST_SET_QUEUE:
- nasq = (const struct nx_action_set_queue *) nah;
- xlate_set_queue_action(ctx, nasq);
- break;
-
- case NXAST_POP_QUEUE:
- ctx->priority = 0;
- break;
-
- case NXAST_REG_MOVE:
- nxm_execute_reg_move((const struct nx_action_reg_move *) nah,
- &ctx->flow);
- break;
-
- case NXAST_REG_LOAD:
- nxm_execute_reg_load((const struct nx_action_reg_load *) nah,
- &ctx->flow);
- break;
-
- case NXAST_NOTE:
- /* Nothing to do. */
- break;
-
- case NXAST_SET_TUNNEL64:
- tun_id = ((const struct nx_action_set_tunnel64 *) nah)->tun_id;
- ctx->flow.tun_id = tun_id;
- break;
-
- case NXAST_MULTIPATH:
- nam = (const struct nx_action_multipath *) nah;
- multipath_execute(nam, &ctx->flow);
- break;
-
- case NXAST_AUTOPATH:
- naa = (const struct nx_action_autopath *) nah;
- xlate_autopath(ctx, naa);
- break;
-
- /* If you add a new action here that modifies flow data, don't forget to
- * update the flow key in ctx->flow at the same time. */
+ struct ofproto_dpif *ofproto = ofproto_;
+ struct ofport_dpif *port;
- case NXAST_SNAT__OBSOLETE:
- case NXAST_DROP_SPOOFED_ARP__OBSOLETE:
+ switch (ofp_port) {
+ case OFPP_IN_PORT:
+ case OFPP_TABLE:
+ case OFPP_NORMAL:
+ case OFPP_FLOOD:
+ case OFPP_ALL:
+ case OFPP_LOCAL:
+ return true;
+ case OFPP_CONTROLLER: /* Not supported by the bundle action. */
+ return false;
default:
- VLOG_DBG_RL(&rl, "unknown Nicira action type %d", (int) subtype);
- break;
+ port = get_ofp_port(ofproto, ofp_port);
+ return port ? port->may_enable : false;
}
}
struct action_xlate_ctx *ctx)
{
const struct ofport_dpif *port;
- struct actions_iterator iter;
const union ofp_action *ia;
+ size_t left;
port = get_ofp_port(ctx->ofproto, ctx->flow.in_port);
if (port
return;
}
- for (ia = actions_first(&iter, in, n_in); ia; ia = actions_next(&iter)) {
- enum ofp_action_type type = ntohs(ia->type);
+ OFPUTIL_ACTION_FOR_EACH_UNSAFE (ia, left, in, n_in) {
const struct ofp_action_dl_addr *oada;
-
- switch (type) {
- case OFPAT_OUTPUT:
+ 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;
+ enum ofputil_action_code code;
+ ovs_be64 tun_id;
+
+ code = ofputil_decode_action_unsafe(ia);
+ switch (code) {
+ case OFPUTIL_OFPAT_OUTPUT:
xlate_output_action(ctx, &ia->output);
break;
- case OFPAT_SET_VLAN_VID:
+ case OFPUTIL_OFPAT_SET_VLAN_VID:
ctx->flow.vlan_tci &= ~htons(VLAN_VID_MASK);
ctx->flow.vlan_tci |= ia->vlan_vid.vlan_vid | htons(VLAN_CFI);
break;
- case OFPAT_SET_VLAN_PCP:
+ case OFPUTIL_OFPAT_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);
break;
- case OFPAT_STRIP_VLAN:
+ case OFPUTIL_OFPAT_STRIP_VLAN:
ctx->flow.vlan_tci = htons(0);
break;
- case OFPAT_SET_DL_SRC:
+ case OFPUTIL_OFPAT_SET_DL_SRC:
oada = ((struct ofp_action_dl_addr *) ia);
memcpy(ctx->flow.dl_src, oada->dl_addr, ETH_ADDR_LEN);
break;
- case OFPAT_SET_DL_DST:
+ case OFPUTIL_OFPAT_SET_DL_DST:
oada = ((struct ofp_action_dl_addr *) ia);
memcpy(ctx->flow.dl_dst, oada->dl_addr, ETH_ADDR_LEN);
break;
- case OFPAT_SET_NW_SRC:
+ case OFPUTIL_OFPAT_SET_NW_SRC:
ctx->flow.nw_src = ia->nw_addr.nw_addr;
break;
- case OFPAT_SET_NW_DST:
+ case OFPUTIL_OFPAT_SET_NW_DST:
ctx->flow.nw_dst = ia->nw_addr.nw_addr;
break;
- case OFPAT_SET_NW_TOS:
+ case OFPUTIL_OFPAT_SET_NW_TOS:
ctx->flow.nw_tos = ia->nw_tos.nw_tos;
break;
- case OFPAT_SET_TP_SRC:
+ case OFPUTIL_OFPAT_SET_TP_SRC:
ctx->flow.tp_src = ia->tp_port.tp_port;
break;
- case OFPAT_SET_TP_DST:
+ case OFPUTIL_OFPAT_SET_TP_DST:
ctx->flow.tp_dst = ia->tp_port.tp_port;
break;
- case OFPAT_VENDOR:
- xlate_nicira_action(ctx, (const struct nx_action_header *) ia);
+ case OFPUTIL_OFPAT_ENQUEUE:
+ xlate_enqueue_action(ctx, (const struct ofp_action_enqueue *) ia);
+ break;
+
+ case OFPUTIL_NXAST_RESUBMIT:
+ nar = (const struct nx_action_resubmit *) ia;
+ xlate_table_action(ctx, ntohs(nar->in_port));
break;
- case OFPAT_ENQUEUE:
- xlate_enqueue_action(ctx, (const struct ofp_action_enqueue *) ia);
+ 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;
break;
- default:
- VLOG_DBG_RL(&rl, "unknown action type %d", (int) type);
+ 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:
+ ctx->priority = 0;
+ break;
+
+ case OFPUTIL_NXAST_REG_MOVE:
+ nxm_execute_reg_move((const struct nx_action_reg_move *) ia,
+ &ctx->flow);
+ break;
+
+ case OFPUTIL_NXAST_REG_LOAD:
+ nxm_execute_reg_load((const struct nx_action_reg_load *) ia,
+ &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;
+ break;
+
+ case OFPUTIL_NXAST_MULTIPATH:
+ nam = (const struct nx_action_multipath *) ia;
+ multipath_execute(nam, &ctx->flow);
+ break;
+
+ case OFPUTIL_NXAST_AUTOPATH:
+ naa = (const struct nx_action_autopath *) ia;
+ xlate_autopath(ctx, naa);
+ 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);
break;
}
}
return vlan_bitmap_contains(m->vlans, vlan);
}
+/* Returns true if a packet with Ethernet destination MAC 'dst' may be mirrored
+ * to a VLAN. In general most packets may be mirrored but we want to drop
+ * protocols that may confuse switches. */
+static bool
+eth_dst_may_rspan(const uint8_t dst[ETH_ADDR_LEN])
+{
+ /* If you change this function's behavior, please update corresponding
+ * documentation in vswitch.xml at the same time. */
+ if (dst[0] != 0x01) {
+ /* All the currently banned MACs happen to start with 01 currently, so
+ * this is a quick way to eliminate most of the good ones. */
+ } else {
+ if (eth_addr_is_reserved(dst)) {
+ /* Drop STP, IEEE pause frames, and other reserved protocols
+ * (01-80-c2-00-00-0x). */
+ return false;
+ }
+
+ if (dst[0] == 0x01 && dst[1] == 0x00 && dst[2] == 0x0c) {
+ /* Cisco OUI. */
+ if ((dst[3] & 0xfe) == 0xcc &&
+ (dst[4] & 0xfe) == 0xcc &&
+ (dst[5] & 0xfe) == 0xcc) {
+ /* Drop the following protocols plus others following the same
+ pattern:
+
+ CDP, VTP, DTP, PAgP (01-00-0c-cc-cc-cc)
+ Spanning Tree PVSTP+ (01-00-0c-cc-cc-cd)
+ STP Uplink Fast (01-00-0c-cd-cd-cd) */
+ return false;
+ }
+
+ if (!(dst[3] | dst[4] | dst[5])) {
+ /* Drop Inter Switch Link packets (01-00-0c-00-00-00). */
+ return false;
+ }
+ }
+ }
+ return true;
+}
+
static void
compose_mirror_dsts(struct action_xlate_ctx *ctx,
uint16_t vlan, const struct ofbundle *in_bundle,
&& !dst_is_duplicate(set, &dst)) {
dst_set_add(set, &dst);
}
- } else {
+ } else if (eth_dst_may_rspan(ctx->flow.dl_dst)) {
struct ofbundle *bundle;
HMAP_FOR_EACH (bundle, hmap_node, &ofproto->bundles) {
ds_put_char_multiple(result, '\t', level);
ds_put_cstr(result, "OpenFlow ");
- ofp_print_actions(result, (const struct ofp_action_header *) rule->actions,
- rule->n_actions * sizeof *rule->actions);
+ ofp_print_actions(result, rule->actions, rule->n_actions);
ds_put_char(result, '\n');
}