#include "ofproto-dpif-sflow.h"
#include "poll-loop.h"
#include "simap.h"
+#include "smap.h"
#include "timer.h"
#include "unaligned.h"
#include "unixctl.h"
/* 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 };
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
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. */
ovs_be16 initial_tci; /* Initial VLAN TCI value. */
};
+#define SUBFACET_DESTROY_MAX_BATCH 50
+
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);
+ const struct nlattr *key, size_t key_len,
+ uint32_t key_hash,
+ const struct flow *flow);
static void subfacet_destroy(struct subfacet *);
static void subfacet_destroy__(struct subfacet *);
+static void subfacet_destroy_batch(struct ofproto_dpif *,
+ struct subfacet **, int n);
static void subfacet_get_key(struct subfacet *, struct odputil_keybuf *,
struct ofpbuf *key);
static void subfacet_reset_dp_stats(struct subfacet *,
static bool facet_is_controller_flow(struct facet *);
struct ofport_dpif {
+ struct hmap_node odp_port_node; /* In dpif_backer's "odp_to_ofport_map". */
struct ofport up;
uint32_t odp_port;
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)
{
COVERAGE_DEFINE(rev_flow_table);
COVERAGE_DEFINE(rev_inconsistency);
+/* All datapaths of a given type share a single dpif backer instance. */
+struct dpif_backer {
+ char *type;
+ int refcount;
+ struct dpif *dpif;
+ struct timer next_expiration;
+ struct hmap odp_to_ofport_map; /* ODP port to ofport mapping. */
+};
+
+/* All existing ofproto_backer instances, indexed by ofproto->up.type. */
+static struct shash all_dpif_backers = SHASH_INITIALIZER(&all_dpif_backers);
+
+static struct ofport_dpif *
+odp_port_to_ofport(const struct dpif_backer *, uint32_t odp_port);
+
struct ofproto_dpif {
struct hmap_node all_ofproto_dpifs_node; /* In 'all_ofproto_dpifs'. */
struct ofproto up;
- struct dpif *dpif;
- int max_ports;
+ struct dpif_backer *backer;
/* Special OpenFlow rules. */
struct rule_dpif *miss_rule; /* Sends flow table misses to controller. */
bool has_mirrors;
bool has_bonded_bundles;
- /* Expiration. */
- struct timer next_expiration;
-
/* Facets. */
struct hmap facets;
struct hmap subfacets;
/* VLAN splinters. */
struct hmap realdev_vid_map; /* (realdev,vid) -> vlandev. */
struct hmap vlandev_map; /* vlandev -> (realdev,vid). */
+
+ /* Ports. */
+ struct sset ports; /* Set of port names. */
+ struct sset port_poll_set; /* Queued names for port_poll() reply. */
+ int port_poll_errno; /* Last errno for port_poll() reply. */
};
/* Defer flow mod completion until "ovs-appctl ofproto/unclog"? (Useful only
struct ofbundle *);
/* Upcalls. */
#define FLOW_MISS_MAX_BATCH 50
-static int handle_upcalls(struct ofproto_dpif *, unsigned int max_batch);
+static int handle_upcalls(struct dpif_backer *, unsigned int max_batch);
/* Flow expiration. */
-static int expire(struct ofproto_dpif *);
+static int expire(struct dpif_backer *);
/* NetFlow. */
static void send_netflow_active_timeouts(struct ofproto_dpif *);
const struct flow *flow);
/* Global variables. */
static struct vlog_rate_limit rl = VLOG_RATE_LIMIT_INIT(1, 5);
+
+/* Initial mappings of port to bridge mappings. */
+static struct shash init_ofp_ports = SHASH_INITIALIZER(&init_ofp_ports);
\f
/* Factory functions. */
+static void
+init(const struct shash *iface_hints)
+{
+ struct shash_node *node;
+
+ /* Make a local copy, since we don't own 'iface_hints' elements. */
+ SHASH_FOR_EACH(node, iface_hints) {
+ const struct iface_hint *orig_hint = node->data;
+ struct iface_hint *new_hint = xmalloc(sizeof *new_hint);
+
+ new_hint->br_name = xstrdup(orig_hint->br_name);
+ new_hint->br_type = xstrdup(orig_hint->br_type);
+ new_hint->ofp_port = orig_hint->ofp_port;
+
+ shash_add(&init_ofp_ports, node->name, new_hint);
+ }
+}
+
static void
enumerate_types(struct sset *types)
{
static int
enumerate_names(const char *type, struct sset *names)
{
- return dp_enumerate_names(type, names);
+ struct ofproto_dpif *ofproto;
+
+ sset_clear(names);
+ HMAP_FOR_EACH (ofproto, all_ofproto_dpifs_node, &all_ofproto_dpifs) {
+ if (strcmp(type, ofproto->up.type)) {
+ continue;
+ }
+ sset_add(names, ofproto->up.name);
+ }
+
+ return 0;
}
static int
return error;
}
\f
+static const char *
+port_open_type(const char *datapath_type, const char *port_type)
+{
+ return dpif_port_open_type(datapath_type, port_type);
+}
+
+/* Type functions. */
+
+static int
+type_run(const char *type)
+{
+ struct dpif_backer *backer;
+ char *devname;
+ int error;
+
+ backer = shash_find_data(&all_dpif_backers, type);
+ if (!backer) {
+ /* This is not necessarily a problem, since backers are only
+ * created on demand. */
+ return 0;
+ }
+
+ dpif_run(backer->dpif);
+
+ if (timer_expired(&backer->next_expiration)) {
+ int delay = expire(backer);
+ timer_set_duration(&backer->next_expiration, delay);
+ }
+
+ /* Check for port changes in the dpif. */
+ while ((error = dpif_port_poll(backer->dpif, &devname)) == 0) {
+ struct ofproto_dpif *ofproto = NULL;
+ struct dpif_port port;
+
+ /* Don't report on the datapath's device. */
+ if (!strcmp(devname, dpif_base_name(backer->dpif))) {
+ continue;
+ }
+
+ HMAP_FOR_EACH (ofproto, all_ofproto_dpifs_node,
+ &all_ofproto_dpifs) {
+ if (sset_contains(&ofproto->ports, devname)) {
+ break;
+ }
+ }
+
+ if (dpif_port_query_by_name(backer->dpif, devname, &port)) {
+ /* The port was removed. If we know the datapath,
+ * report it through poll_set(). If we don't, it may be
+ * notifying us of a removal we initiated, so ignore it.
+ * If there's a pending ENOBUFS, let it stand, since
+ * everything will be reevaluated. */
+ if (ofproto && ofproto->port_poll_errno != ENOBUFS) {
+ sset_add(&ofproto->port_poll_set, devname);
+ ofproto->port_poll_errno = 0;
+ }
+ dpif_port_destroy(&port);
+ } else if (!ofproto) {
+ /* The port was added, but we don't know with which
+ * ofproto we should associate it. Delete it. */
+ dpif_port_del(backer->dpif, port.port_no);
+ }
+
+ free(devname);
+ }
+
+ if (error != EAGAIN) {
+ struct ofproto_dpif *ofproto;
+
+ /* There was some sort of error, so propagate it to all
+ * ofprotos that use this backer. */
+ HMAP_FOR_EACH (ofproto, all_ofproto_dpifs_node,
+ &all_ofproto_dpifs) {
+ if (ofproto->backer == backer) {
+ sset_clear(&ofproto->port_poll_set);
+ ofproto->port_poll_errno = error;
+ }
+ }
+ }
+
+ return 0;
+}
+
+static int
+type_run_fast(const char *type)
+{
+ struct dpif_backer *backer;
+ unsigned int work;
+
+ backer = shash_find_data(&all_dpif_backers, type);
+ if (!backer) {
+ /* This is not necessarily a problem, since backers are only
+ * created on demand. */
+ return 0;
+ }
+
+ /* Handle one or more batches of upcalls, until there's nothing left to do
+ * or until we do a fixed total amount of work.
+ *
+ * We do work in batches because it can be much cheaper to set up a number
+ * of flows and fire off their patches all at once. We do multiple batches
+ * because in some cases handling a packet can cause another packet to be
+ * queued almost immediately as part of the return flow. Both
+ * optimizations can make major improvements on some benchmarks and
+ * presumably for real traffic as well. */
+ work = 0;
+ while (work < FLOW_MISS_MAX_BATCH) {
+ int retval = handle_upcalls(backer, FLOW_MISS_MAX_BATCH - work);
+ if (retval <= 0) {
+ return -retval;
+ }
+ work += retval;
+ }
+
+ return 0;
+}
+
+static void
+type_wait(const char *type)
+{
+ struct dpif_backer *backer;
+
+ backer = shash_find_data(&all_dpif_backers, type);
+ if (!backer) {
+ /* This is not necessarily a problem, since backers are only
+ * created on demand. */
+ return;
+ }
+
+ timer_wait(&backer->next_expiration);
+}
+\f
/* Basic life-cycle. */
static int add_internal_flows(struct ofproto_dpif *);
free(ofproto);
}
-static int
-construct(struct ofproto *ofproto_)
+static void
+close_dpif_backer(struct dpif_backer *backer)
{
- struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_);
- const char *name = ofproto->up.name;
+ struct shash_node *node;
+
+ assert(backer->refcount > 0);
+
+ if (--backer->refcount) {
+ return;
+ }
+
+ hmap_destroy(&backer->odp_to_ofport_map);
+ node = shash_find(&all_dpif_backers, backer->type);
+ free(backer->type);
+ shash_delete(&all_dpif_backers, node);
+ dpif_close(backer->dpif);
+
+ free(backer);
+}
+
+/* Datapath port slated for removal from datapath. */
+struct odp_garbage {
+ struct list list_node;
+ uint32_t odp_port;
+};
+
+static int
+open_dpif_backer(const char *type, struct dpif_backer **backerp)
+{
+ struct dpif_backer *backer;
+ struct dpif_port_dump port_dump;
+ struct dpif_port port;
+ struct shash_node *node;
+ struct list garbage_list;
+ struct odp_garbage *garbage, *next;
+ struct sset names;
+ char *backer_name;
+ const char *name;
int error;
- int i;
- error = dpif_create_and_open(name, ofproto->up.type, &ofproto->dpif);
+ backer = shash_find_data(&all_dpif_backers, type);
+ if (backer) {
+ backer->refcount++;
+ *backerp = backer;
+ return 0;
+ }
+
+ backer_name = xasprintf("ovs-%s", type);
+
+ /* Remove any existing datapaths, since we assume we're the only
+ * userspace controlling the datapath. */
+ sset_init(&names);
+ dp_enumerate_names(type, &names);
+ SSET_FOR_EACH(name, &names) {
+ struct dpif *old_dpif;
+
+ /* Don't remove our backer if it exists. */
+ if (!strcmp(name, backer_name)) {
+ continue;
+ }
+
+ if (dpif_open(name, type, &old_dpif)) {
+ VLOG_WARN("couldn't open old datapath %s to remove it", name);
+ } else {
+ dpif_delete(old_dpif);
+ dpif_close(old_dpif);
+ }
+ }
+ sset_destroy(&names);
+
+ backer = xmalloc(sizeof *backer);
+
+ error = dpif_create_and_open(backer_name, type, &backer->dpif);
+ free(backer_name);
if (error) {
- VLOG_ERR("failed to open datapath %s: %s", name, strerror(error));
+ VLOG_ERR("failed to open datapath of type %s: %s", type,
+ strerror(error));
return error;
}
- ofproto->max_ports = dpif_get_max_ports(ofproto->dpif);
- ofproto->n_matches = 0;
+ backer->type = xstrdup(type);
+ backer->refcount = 1;
+ hmap_init(&backer->odp_to_ofport_map);
+ timer_set_duration(&backer->next_expiration, 1000);
+ *backerp = backer;
+
+ dpif_flow_flush(backer->dpif);
+
+ /* Loop through the ports already on the datapath and remove any
+ * that we don't need anymore. */
+ list_init(&garbage_list);
+ dpif_port_dump_start(&port_dump, backer->dpif);
+ while (dpif_port_dump_next(&port_dump, &port)) {
+ node = shash_find(&init_ofp_ports, port.name);
+ if (!node && strcmp(port.name, dpif_base_name(backer->dpif))) {
+ garbage = xmalloc(sizeof *garbage);
+ garbage->odp_port = port.port_no;
+ list_push_front(&garbage_list, &garbage->list_node);
+ }
+ }
+ dpif_port_dump_done(&port_dump);
+
+ LIST_FOR_EACH_SAFE (garbage, next, list_node, &garbage_list) {
+ dpif_port_del(backer->dpif, garbage->odp_port);
+ list_remove(&garbage->list_node);
+ free(garbage);
+ }
- dpif_flow_flush(ofproto->dpif);
- dpif_recv_purge(ofproto->dpif);
+ shash_add(&all_dpif_backers, type, backer);
- error = dpif_recv_set(ofproto->dpif, true);
+ error = dpif_recv_set(backer->dpif, true);
if (error) {
- VLOG_ERR("failed to listen on datapath %s: %s", name, strerror(error));
- dpif_close(ofproto->dpif);
+ VLOG_ERR("failed to listen on datapath of type %s: %s",
+ type, strerror(error));
+ close_dpif_backer(backer);
return error;
}
+ return error;
+}
+
+static int
+construct(struct ofproto *ofproto_)
+{
+ struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_);
+ struct shash_node *node, *next;
+ int max_ports;
+ int error;
+ int i;
+
+ error = open_dpif_backer(ofproto->up.type, &ofproto->backer);
+ if (error) {
+ return error;
+ }
+
+ max_ports = dpif_get_max_ports(ofproto->backer->dpif);
+ ofproto_init_max_ports(ofproto_, MIN(max_ports, OFPP_MAX));
+
+ ofproto->n_matches = 0;
+
ofproto->netflow = NULL;
ofproto->sflow = NULL;
ofproto->stp = NULL;
}
ofproto->has_bonded_bundles = false;
- timer_set_duration(&ofproto->next_expiration, 1000);
-
hmap_init(&ofproto->facets);
hmap_init(&ofproto->subfacets);
ofproto->governor = NULL;
hmap_init(&ofproto->vlandev_map);
hmap_init(&ofproto->realdev_vid_map);
+ sset_init(&ofproto->ports);
+ sset_init(&ofproto->port_poll_set);
+ ofproto->port_poll_errno = 0;
+
+ SHASH_FOR_EACH_SAFE (node, next, &init_ofp_ports) {
+ const struct iface_hint *iface_hint = node->data;
+
+ if (!strcmp(iface_hint->br_name, ofproto->up.name)) {
+ /* Check if the datapath already has this port. */
+ if (dpif_port_exists(ofproto->backer->dpif, node->name)) {
+ sset_add(&ofproto->ports, node->name);
+ }
+
+ free(iface_hint->br_name);
+ free(iface_hint->br_type);
+ shash_delete(&init_ofp_ports, node);
+ }
+ }
+
hmap_insert(&all_ofproto_dpifs, &ofproto->all_ofproto_dpifs_node,
hash_string(ofproto->up.name, 0));
memset(&ofproto->stats, 0, sizeof ofproto->stats);
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);
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;
hmap_destroy(&ofproto->vlandev_map);
hmap_destroy(&ofproto->realdev_vid_map);
- dpif_close(ofproto->dpif);
+ sset_destroy(&ofproto->ports);
+ sset_destroy(&ofproto->port_poll_set);
+
+ close_dpif_backer(ofproto->backer);
}
static int
{
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.
- *
- * We do work in batches because it can be much cheaper to set up a number
- * of flows and fire off their patches all at once. We do multiple batches
- * because in some cases handling a packet can cause another packet to be
- * queued almost immediately as part of the return flow. Both
- * optimizations can make major improvements on some benchmarks and
- * presumably for real traffic as well. */
- work = 0;
- while (work < FLOW_MISS_MAX_BATCH) {
- int retval = handle_upcalls(ofproto, FLOW_MISS_MAX_BATCH - work);
- if (retval <= 0) {
- return -retval;
- }
- work += retval;
- }
return 0;
}
if (!clogged) {
complete_operations(ofproto);
}
- dpif_run(ofproto->dpif);
error = run_fast(ofproto_);
if (error) {
return error;
}
- if (timer_expired(&ofproto->next_expiration)) {
- int delay = expire(ofproto);
- timer_set_duration(&ofproto->next_expiration, delay);
- }
-
if (ofproto->netflow) {
if (netflow_run(ofproto->netflow)) {
send_netflow_active_timeouts(ofproto);
poll_immediate_wake();
}
- dpif_wait(ofproto->dpif);
- dpif_recv_wait(ofproto->dpif);
+ dpif_wait(ofproto->backer->dpif);
+ dpif_recv_wait(ofproto->backer->dpif);
if (ofproto->sflow) {
dpif_sflow_wait(ofproto->sflow);
}
/* Shouldn't happen, but if it does just go around again. */
VLOG_DBG_RL(&rl, "need revalidate in ofproto_wait_cb()");
poll_immediate_wake();
- } else {
- timer_wait(&ofproto->next_expiration);
}
if (ofproto->governor) {
governor_wait(ofproto->governor);
flush(struct ofproto *ofproto_)
{
struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_);
- struct facet *facet, *next_facet;
-
- HMAP_FOR_EACH_SAFE (facet, next_facet, hmap_node, &ofproto->facets) {
- /* Mark the facet as not installed so that facet_remove() doesn't
- * bother trying to uninstall it. There is no point in uninstalling it
- * individually since we are about to blow away all the facets with
- * dpif_flow_flush(). */
- struct subfacet *subfacet;
+ struct subfacet *subfacet, *next_subfacet;
+ struct subfacet *batch[SUBFACET_DESTROY_MAX_BATCH];
+ int n_batch;
- LIST_FOR_EACH (subfacet, list_node, &facet->subfacets) {
- subfacet->path = SF_NOT_INSTALLED;
- subfacet->dp_packet_count = 0;
- subfacet->dp_byte_count = 0;
+ n_batch = 0;
+ HMAP_FOR_EACH_SAFE (subfacet, next_subfacet, hmap_node,
+ &ofproto->subfacets) {
+ if (subfacet->path != SF_NOT_INSTALLED) {
+ batch[n_batch++] = subfacet;
+ if (n_batch >= SUBFACET_DESTROY_MAX_BATCH) {
+ subfacet_destroy_batch(ofproto, batch, n_batch);
+ n_batch = 0;
+ }
+ } else {
+ subfacet_destroy(subfacet);
}
- facet_remove(facet);
}
- dpif_flow_flush(ofproto->dpif);
+
+ if (n_batch > 0) {
+ subfacet_destroy_batch(ofproto, batch, n_batch);
+ }
}
static void
}
static void
-get_tables(struct ofproto *ofproto_, struct ofp10_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;
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));
+ dpif_get_dp_stats(ofproto->backer->dpif, &s);
+
+ ots->lookup_count = htonll(s.n_hit + s.n_missed);
+ ots->matched_count = htonll(s.n_hit + ofproto->n_matches);
}
static struct ofport *
{
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 = REV_RECONFIGURE;
- port->odp_port = ofp_port_to_odp_port(port->up.ofp_port);
port->bundle = NULL;
port->cfm = NULL;
port->tag = tag_create_random();
port->vlandev_vid = 0;
port->carrier_seq = netdev_get_carrier_resets(port->up.netdev);
+ error = dpif_port_query_by_name(ofproto->backer->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->backer->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;
{
struct ofport_dpif *port = ofport_dpif_cast(port_);
struct ofproto_dpif *ofproto = ofproto_dpif_cast(port->up.ofproto);
+ struct dpif_port dpif_port;
+ if (!dpif_port_query_by_number(ofproto->backer->dpif,
+ port->odp_port, &dpif_port)) {
+ /* The underlying device is still there, so delete it. This
+ * happens when the ofproto is being destroyed, since the caller
+ * assumes that removal of attached ports will happen as part of
+ * destruction. */
+ dpif_port_del(ofproto->backer->dpif, port->odp_port);
+ dpif_port_destroy(&dpif_port);
+ }
+
+ sset_find_and_delete(&ofproto->ports, netdev_get_name(port->up.netdev));
+ hmap_remove(&ofproto->backer->odp_to_ofport_map, &port->odp_port_node);
ofproto->need_revalidate = REV_RECONFIGURE;
bundle_remove(port_);
set_cfm(port_, NULL);
if (!ds) {
struct ofport_dpif *ofport;
- ds = ofproto->sflow = dpif_sflow_create(ofproto->dpif);
+ ds = ofproto->sflow = dpif_sflow_create();
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 = REV_RECONFIGURE;
}
uint8_t dscp;
dscp = (qdscp_list[i].dscp << 2) & IP_DSCP_MASK;
- if (dpif_queue_to_priority(ofproto->dpif, qdscp_list[i].queue,
+ if (dpif_queue_to_priority(ofproto->backer->dpif, qdscp_list[i].queue,
&priority)) {
continue;
}
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
struct dpif_port dpif_port;
int error;
- error = dpif_port_query_by_name(ofproto->dpif, devname, &dpif_port);
+ if (!sset_contains(&ofproto->ports, devname)) {
+ return ENODEV;
+ }
+ error = dpif_port_query_by_name(ofproto->backer->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 = UINT16_MAX;
+ uint32_t odp_port = UINT32_MAX;
int error;
- error = dpif_port_add(ofproto->dpif, netdev, &odp_port);
+ error = dpif_port_add(ofproto->backer->dpif, netdev, &odp_port);
if (!error) {
- *ofp_portp = odp_port_to_ofp_port(odp_port);
+ sset_add(&ofproto->ports, netdev_get_name(netdev));
}
return error;
}
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->backer->dpif, odp_port);
+ }
if (!error) {
struct ofport_dpif *ofport = get_ofp_port(ofproto, ofp_port);
if (ofport) {
/* 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;
}
struct port_dump_state {
- struct dpif_port_dump dump;
- bool done;
+ uint32_t bucket;
+ uint32_t offset;
};
static int
-port_dump_start(const struct ofproto *ofproto_, void **statep)
+port_dump_start(const struct ofproto *ofproto_ OVS_UNUSED, void **statep)
{
- struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_);
struct port_dump_state *state;
*statep = state = xmalloc(sizeof *state);
- dpif_port_dump_start(&state->dump, ofproto->dpif);
- state->done = false;
+ state->bucket = 0;
+ state->offset = 0;
return 0;
}
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;
+ struct sset_node *node;
- if (dpif_port_dump_next(&state->dump, &dpif_port)) {
- ofproto_port_from_dpif_port(port, &dpif_port);
- return 0;
- } else {
- int error = dpif_port_dump_done(&state->dump);
- state->done = true;
- return error ? error : EOF;
+ while ((node = sset_at_position(&ofproto->ports, &state->bucket,
+ &state->offset))) {
+ int error;
+
+ error = port_query_by_name(ofproto_, node->name, port);
+ if (error != ENODEV) {
+ return error;
+ }
}
+
+ return EOF;
}
static int
{
struct port_dump_state *state = state_;
- if (!state->done) {
- dpif_port_dump_done(&state->dump);
- }
free(state);
return 0;
}
port_poll(const struct ofproto *ofproto_, char **devnamep)
{
struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_);
- return dpif_port_poll(ofproto->dpif, devnamep);
+
+ if (ofproto->port_poll_errno) {
+ int error = ofproto->port_poll_errno;
+ ofproto->port_poll_errno = 0;
+ return error;
+ }
+
+ if (sset_is_empty(&ofproto->port_poll_set)) {
+ return EAGAIN;
+ }
+
+ *devnamep = sset_pop(&ofproto->port_poll_set);
+ return 0;
}
static void
port_poll_wait(const struct ofproto *ofproto_)
{
struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_);
- dpif_port_poll_wait(ofproto->dpif);
+ dpif_port_poll_wait(ofproto->backer->dpif);
}
static int
* It's possible to batch more than that, but the benefit might be minimal. */
struct flow_miss {
struct hmap_node hmap_node;
+ struct ofproto_dpif *ofproto;
struct flow flow;
enum odp_key_fitness key_fitness;
const struct nlattr *key;
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);
}
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;
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,
}
/* 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);
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];
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) {
}
}
-/* Handles flow miss 'miss' on 'ofproto'. May add any required datapath
- * operations to 'ops', incrementing '*n_ops' for each new op. */
+/* Handles flow miss 'miss'. May add any required datapath operations
+ * to 'ops', incrementing '*n_ops' for each new op. */
static void
-handle_flow_miss(struct ofproto_dpif *ofproto, struct flow_miss *miss,
- struct flow_miss_op *ops, size_t *n_ops)
+handle_flow_miss(struct flow_miss *miss, struct flow_miss_op *ops,
+ size_t *n_ops)
{
+ struct ofproto_dpif *ofproto = miss->ofproto;
struct facet *facet;
+ long long int now;
uint32_t hash;
/* The caller must ensure that miss->hmap_node.hash contains
}
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
- * OVS_KEY_ATTR_* attributes in 'key' to a flow structure in 'flow' and returns
- * an ODP_FIT_* value that indicates how well 'key' fits our expectations for
- * what a flow key should contain.
- *
- * This function also includes some logic to help make VLAN splinters
- * transparent to the rest of the upcall processing logic. In particular, if
- * the extracted in_port is a VLAN splinter port, it replaces flow->in_port by
- * the "real" port, sets flow->vlan_tci correctly for the VLAN of the VLAN
- * splinter port, and pushes a VLAN header onto 'packet' (if it is nonnull).
+/* This function does post-processing on data returned from
+ * odp_flow_key_to_flow() to help make VLAN splinters transparent to the
+ * rest of the upcall processing logic. In particular, if the extracted
+ * in_port is a VLAN splinter port, it replaces flow->in_port by the "real"
+ * port, sets flow->vlan_tci correctly for the VLAN of the VLAN splinter
+ * port, and pushes a VLAN header onto 'packet' (if it is nonnull). The
+ * caller must have called odp_flow_key_to_flow() and supply 'fitness' and
+ * 'flow' from its output. The 'flow' argument must have had the "in_port"
+ * member converted to the OpenFlow number.
*
* Sets '*initial_tci' to the VLAN TCI with which the packet was really
* received, that is, the actual VLAN TCI extracted by odp_flow_key_to_flow().
* (This differs from the value returned in flow->vlan_tci only for packets
- * received on VLAN splinters.)
- */
+ * received on VLAN splinters.) */
static enum odp_key_fitness
-ofproto_dpif_extract_flow_key(const struct ofproto_dpif *ofproto,
- const struct nlattr *key, size_t key_len,
- struct flow *flow, ovs_be16 *initial_tci,
- struct ofpbuf *packet)
+ofproto_dpif_vsp_adjust(const struct ofproto_dpif *ofproto,
+ enum odp_key_fitness fitness,
+ struct flow *flow, ovs_be16 *initial_tci,
+ struct ofpbuf *packet)
{
- enum odp_key_fitness fitness;
-
- fitness = odp_flow_key_to_flow(key, key_len, flow);
if (fitness == ODP_FIT_ERROR) {
return fitness;
}
}
static void
-handle_miss_upcalls(struct ofproto_dpif *ofproto, struct dpif_upcall *upcalls,
+handle_miss_upcalls(struct dpif_backer *backer, struct dpif_upcall *upcalls,
size_t n_upcalls)
{
struct dpif_upcall *upcall;
for (upcall = upcalls; upcall < &upcalls[n_upcalls]; upcall++) {
struct flow_miss *miss = &misses[n_misses];
struct flow_miss *existing_miss;
+ enum odp_key_fitness fitness;
+ struct ofproto_dpif *ofproto;
+ struct ofport_dpif *port;
+ struct flow flow;
uint32_t hash;
+ fitness = odp_flow_key_to_flow(upcall->key, upcall->key_len, &flow);
+ port = odp_port_to_ofport(backer, flow.in_port);
+ if (!port) {
+ /* Received packet on port for which we couldn't associate
+ * an ofproto. This can happen if a port is removed while
+ * traffic is being received. Print a rate-limited message
+ * in case it happens frequently. */
+ VLOG_INFO_RL(&rl, "received packet on unassociated port %"PRIu32,
+ flow.in_port);
+ continue;
+ }
+ ofproto = ofproto_dpif_cast(port->up.ofproto);
+ flow.in_port = port->up.ofp_port;
+
/* 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);
+ miss->key_fitness = ofproto_dpif_vsp_adjust(ofproto, fitness,
+ &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);
existing_miss = flow_miss_find(&todo, &miss->flow, hash);
if (!existing_miss) {
hmap_insert(&todo, &miss->hmap_node, hash);
+ miss->ofproto = ofproto;
miss->key = upcall->key;
miss->key_len = upcall->key_len;
miss->upcall_type = upcall->type;
* operations to batch. */
n_ops = 0;
HMAP_FOR_EACH (miss, hmap_node, &todo) {
- handle_flow_miss(ofproto, miss, flow_miss_ops, &n_ops);
+ handle_flow_miss(miss, flow_miss_ops, &n_ops);
}
assert(n_ops <= ARRAY_SIZE(flow_miss_ops));
for (i = 0; i < n_ops; i++) {
dpif_ops[i] = &flow_miss_ops[i].dpif_op;
}
- dpif_operate(ofproto->dpif, dpif_ops, n_ops);
+ dpif_operate(backer->dpif, dpif_ops, n_ops);
/* Free memory and update facets. */
for (i = 0; i < n_ops; i++) {
}
static void
-handle_sflow_upcall(struct ofproto_dpif *ofproto,
+handle_sflow_upcall(struct dpif_backer *backer,
const struct dpif_upcall *upcall)
{
+ struct ofproto_dpif *ofproto;
union user_action_cookie cookie;
enum odp_key_fitness fitness;
+ struct ofport_dpif *port;
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,
- &initial_tci, upcall->packet);
+ fitness = odp_flow_key_to_flow(upcall->key, upcall->key_len, &flow);
+
+ port = odp_port_to_ofport(backer, flow.in_port);
+ if (!port) {
+ return;
+ }
+
+ ofproto = ofproto_dpif_cast(port->up.ofproto);
+ if (!ofproto->sflow) {
+ return;
+ }
+
+ odp_in_port = flow.in_port;
+ flow.in_port = port->up.ofp_port;
+ fitness = ofproto_dpif_vsp_adjust(ofproto, fitness, &flow,
+ &initial_tci, upcall->packet);
if (fitness == ODP_FIT_ERROR) {
return;
}
memcpy(&cookie, &upcall->userdata, sizeof(cookie));
- dpif_sflow_received(ofproto->sflow, upcall->packet, &flow, &cookie);
+ dpif_sflow_received(ofproto->sflow, upcall->packet, &flow,
+ odp_in_port, &cookie);
}
static int
-handle_upcalls(struct ofproto_dpif *ofproto, unsigned int max_batch)
+handle_upcalls(struct dpif_backer *backer, unsigned int max_batch)
{
struct dpif_upcall misses[FLOW_MISS_MAX_BATCH];
struct ofpbuf miss_bufs[FLOW_MISS_MAX_BATCH];
ofpbuf_use_stub(buf, miss_buf_stubs[n_misses],
sizeof miss_buf_stubs[n_misses]);
- error = dpif_recv(ofproto->dpif, upcall, buf);
+ error = dpif_recv(backer->dpif, upcall, buf);
if (error) {
ofpbuf_uninit(buf);
break;
break;
case SFLOW_UPCALL:
- if (ofproto->sflow) {
- handle_sflow_upcall(ofproto, upcall);
- }
+ handle_sflow_upcall(backer, upcall);
ofpbuf_uninit(buf);
break;
}
/* Handle deferred MISS_UPCALL processing. */
- handle_miss_upcalls(ofproto, misses, n_misses);
+ handle_miss_upcalls(backer, misses, n_misses);
for (i = 0; i < n_misses; i++) {
ofpbuf_uninit(&miss_bufs[i]);
}
/* Flow expiration. */
static int subfacet_max_idle(const struct ofproto_dpif *);
-static void update_stats(struct ofproto_dpif *);
+static void update_stats(struct dpif_backer *);
static void rule_expire(struct rule_dpif *);
static void expire_subfacets(struct ofproto_dpif *, int dp_max_idle);
*
* Returns the number of milliseconds after which it should be called again. */
static int
-expire(struct ofproto_dpif *ofproto)
+expire(struct dpif_backer *backer)
{
- struct rule_dpif *rule, *next_rule;
- struct oftable *table;
- int dp_max_idle;
+ struct ofproto_dpif *ofproto;
+ int max_idle = INT32_MAX;
- /* Update stats for each flow in the datapath. */
- update_stats(ofproto);
+ /* Update stats for each flow in the backer. */
+ update_stats(backer);
- /* Expire subfacets that have been idle too long. */
- dp_max_idle = subfacet_max_idle(ofproto);
- expire_subfacets(ofproto, dp_max_idle);
+ HMAP_FOR_EACH (ofproto, all_ofproto_dpifs_node, &all_ofproto_dpifs) {
+ struct rule_dpif *rule, *next_rule;
+ struct oftable *table;
+ int dp_max_idle;
- /* Expire OpenFlow flows whose idle_timeout or hard_timeout has passed. */
- OFPROTO_FOR_EACH_TABLE (table, &ofproto->up) {
- struct cls_cursor cursor;
+ if (ofproto->backer != backer) {
+ continue;
+ }
- cls_cursor_init(&cursor, &table->cls, NULL);
- CLS_CURSOR_FOR_EACH_SAFE (rule, next_rule, up.cr, &cursor) {
- rule_expire(rule);
+ /* Expire subfacets that have been idle too long. */
+ dp_max_idle = subfacet_max_idle(ofproto);
+ expire_subfacets(ofproto, dp_max_idle);
+
+ max_idle = MIN(max_idle, dp_max_idle);
+
+ /* Expire OpenFlow flows whose idle_timeout or hard_timeout
+ * has passed. */
+ OFPROTO_FOR_EACH_TABLE (table, &ofproto->up) {
+ struct cls_cursor cursor;
+
+ cls_cursor_init(&cursor, &table->cls, NULL);
+ CLS_CURSOR_FOR_EACH_SAFE (rule, next_rule, up.cr, &cursor) {
+ rule_expire(rule);
+ }
}
- }
- /* All outstanding data in existing flows has been accounted, so it's a
- * good time to do bond rebalancing. */
- if (ofproto->has_bonded_bundles) {
- struct ofbundle *bundle;
+ /* All outstanding data in existing flows has been accounted, so it's a
+ * good time to do bond rebalancing. */
+ if (ofproto->has_bonded_bundles) {
+ struct ofbundle *bundle;
- HMAP_FOR_EACH (bundle, hmap_node, &ofproto->bundles) {
- if (bundle->bond) {
- bond_rebalance(bundle->bond, &ofproto->revalidate_set);
+ HMAP_FOR_EACH (bundle, hmap_node, &ofproto->bundles) {
+ if (bundle->bond) {
+ bond_rebalance(bundle->bond, &ofproto->revalidate_set);
+ }
}
}
}
- return MIN(dp_max_idle, 1000);
+ return MIN(max_idle, 1000);
}
/* Updates flow table statistics given that the datapath just reported 'stats'
/* 'key' with length 'key_len' bytes is a flow in 'dpif' that we know nothing
* about, or a flow that shouldn't be installed but was anyway. Delete it. */
static void
-delete_unexpected_flow(struct dpif *dpif,
+delete_unexpected_flow(struct ofproto_dpif *ofproto,
const struct nlattr *key, size_t key_len)
{
if (!VLOG_DROP_WARN(&rl)) {
ds_init(&s);
odp_flow_key_format(key, key_len, &s);
- VLOG_WARN("unexpected flow from datapath %s", ds_cstr(&s));
+ VLOG_WARN("unexpected flow on %s: %s", ofproto->up.name, ds_cstr(&s));
ds_destroy(&s);
}
COVERAGE_INC(facet_unexpected);
- dpif_flow_del(dpif, key, key_len, NULL);
+ dpif_flow_del(ofproto->backer->dpif, key, key_len, NULL);
}
/* Update 'packet_count', 'byte_count', and 'used' members of installed facets.
* datapath do not justify the benefit of having perfectly accurate statistics.
*/
static void
-update_stats(struct ofproto_dpif *p)
+update_stats(struct dpif_backer *backer)
{
const struct dpif_flow_stats *stats;
struct dpif_flow_dump dump;
const struct nlattr *key;
size_t key_len;
- dpif_flow_dump_start(&dump, p->dpif);
+ dpif_flow_dump_start(&dump, backer->dpif);
while (dpif_flow_dump_next(&dump, &key, &key_len, NULL, NULL, &stats)) {
+ struct flow flow;
struct subfacet *subfacet;
+ enum odp_key_fitness fitness;
+ struct ofproto_dpif *ofproto;
+ struct ofport_dpif *port;
+ uint32_t key_hash;
- subfacet = subfacet_find(p, key, key_len);
+ fitness = odp_flow_key_to_flow(key, key_len, &flow);
+ if (fitness == ODP_FIT_ERROR) {
+ continue;
+ }
+
+ port = odp_port_to_ofport(backer, flow.in_port);
+ if (!port) {
+ /* This flow is for a port for which we couldn't associate an
+ * ofproto. This can happen if a port is removed while
+ * traffic is being received. Print a rate-limited message
+ * in case it happens frequently. */
+ VLOG_INFO_RL(&rl,
+ "stats update for flow with unassociated port %"PRIu32,
+ flow.in_port);
+ continue;
+ }
+
+ ofproto = ofproto_dpif_cast(port->up.ofproto);
+ flow.in_port = port->up.ofp_port;
+ key_hash = odp_flow_key_hash(key, key_len);
+
+ subfacet = subfacet_find(ofproto, key, key_len, key_hash, &flow);
switch (subfacet ? subfacet->path : SF_NOT_INSTALLED) {
case SF_FAST_PATH:
update_subfacet_stats(subfacet, stats);
case SF_NOT_INSTALLED:
default:
- delete_unexpected_flow(p->dpif, key, key_len);
+ delete_unexpected_flow(ofproto, key, key_len);
break;
}
}
}
if (buckets[i]) {
ds_put_format(&s, " %d:%d", i * BUCKET_WIDTH, buckets[i]);
- }
- }
- VLOG_INFO("%s: %s (msec:count)", ofproto->up.name, ds_cstr(&s));
- ds_destroy(&s);
- }
-
- return bucket * BUCKET_WIDTH;
-}
-
-enum { EXPIRE_MAX_BATCH = 50 };
-
-static void
-expire_batch(struct ofproto_dpif *ofproto, struct subfacet **subfacets, int n)
-{
- struct odputil_keybuf keybufs[EXPIRE_MAX_BATCH];
- struct dpif_op ops[EXPIRE_MAX_BATCH];
- struct dpif_op *opsp[EXPIRE_MAX_BATCH];
- struct ofpbuf keys[EXPIRE_MAX_BATCH];
- struct dpif_flow_stats stats[EXPIRE_MAX_BATCH];
- int i;
-
- for (i = 0; i < n; i++) {
- ops[i].type = DPIF_OP_FLOW_DEL;
- subfacet_get_key(subfacets[i], &keybufs[i], &keys[i]);
- ops[i].u.flow_del.key = keys[i].data;
- ops[i].u.flow_del.key_len = keys[i].size;
- ops[i].u.flow_del.stats = &stats[i];
- opsp[i] = &ops[i];
+ }
+ }
+ VLOG_INFO("%s: %s (msec:count)", ofproto->up.name, ds_cstr(&s));
+ ds_destroy(&s);
}
- dpif_operate(ofproto->dpif, opsp, n);
- for (i = 0; i < n; i++) {
- subfacet_reset_dp_stats(subfacets[i], &stats[i]);
- subfacets[i]->path = SF_NOT_INSTALLED;
- subfacet_destroy(subfacets[i]);
- }
+ return bucket * BUCKET_WIDTH;
}
static void
long long int special_cutoff = time_msec() - 10000;
struct subfacet *subfacet, *next_subfacet;
- struct subfacet *batch[EXPIRE_MAX_BATCH];
+ struct subfacet *batch[SUBFACET_DESTROY_MAX_BATCH];
int n_batch;
n_batch = 0;
if (subfacet->used < cutoff) {
if (subfacet->path != SF_NOT_INSTALLED) {
batch[n_batch++] = subfacet;
- if (n_batch >= EXPIRE_MAX_BATCH) {
- expire_batch(ofproto, batch, n_batch);
+ if (n_batch >= SUBFACET_DESTROY_MAX_BATCH) {
+ subfacet_destroy_batch(ofproto, batch, n_batch);
n_batch = 0;
}
} else {
}
if (n_batch > 0) {
- expire_batch(ofproto, batch, n_batch);
+ subfacet_destroy_batch(ofproto, batch, n_batch);
}
}
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,
+ error = dpif_execute(ofproto->backer->dpif, key.data, key.size,
odp_actions, actions_len, packet);
ofpbuf_delete(packet);
const struct ofpact *ofpacts = rule->ofpacts;
size_t ofpacts_len = rule->ofpacts_len;
- if (ofpacts->type == OFPACT_CONTROLLER &&
+ if (ofpacts_len > 0 &&
+ ofpacts->type == OFPACT_CONTROLLER &&
ofpact_next(ofpacts) >= ofpact_end(ofpacts, ofpacts_len)) {
return true;
}
/* Subfacets. */
static struct subfacet *
-subfacet_find__(struct ofproto_dpif *ofproto,
- const struct nlattr *key, size_t key_len, uint32_t key_hash,
- const struct flow *flow)
+subfacet_find(struct ofproto_dpif *ofproto,
+ const struct nlattr *key, size_t key_len, uint32_t key_hash,
+ const struct flow *flow)
{
struct subfacet *subfacet;
* 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;
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;
return subfacet;
}
-/* Searches 'ofproto' for a subfacet with the given 'key', 'key_len', and
- * 'flow'. Returns the subfacet if one exists, otherwise NULL. */
-static struct subfacet *
-subfacet_find(struct ofproto_dpif *ofproto,
- const struct nlattr *key, size_t key_len)
-{
- uint32_t key_hash = odp_flow_key_hash(key, key_len);
- enum odp_key_fitness fitness;
- struct flow flow;
-
- fitness = odp_flow_key_to_flow(key, key_len, &flow);
- if (fitness == ODP_FIT_ERROR) {
- return NULL;
- }
-
- return subfacet_find__(ofproto, key, key_len, key_hash, &flow);
-}
-
/* Uninstalls 'subfacet' from the datapath, if it is installed, removes it from
* its facet within 'ofproto', and frees it. */
static void
}
}
+static void
+subfacet_destroy_batch(struct ofproto_dpif *ofproto,
+ struct subfacet **subfacets, int n)
+{
+ struct odputil_keybuf keybufs[SUBFACET_DESTROY_MAX_BATCH];
+ struct dpif_op ops[SUBFACET_DESTROY_MAX_BATCH];
+ struct dpif_op *opsp[SUBFACET_DESTROY_MAX_BATCH];
+ struct ofpbuf keys[SUBFACET_DESTROY_MAX_BATCH];
+ struct dpif_flow_stats stats[SUBFACET_DESTROY_MAX_BATCH];
+ int i;
+
+ for (i = 0; i < n; i++) {
+ ops[i].type = DPIF_OP_FLOW_DEL;
+ subfacet_get_key(subfacets[i], &keybufs[i], &keys[i]);
+ ops[i].u.flow_del.key = keys[i].data;
+ ops[i].u.flow_del.key_len = keys[i].size;
+ ops[i].u.flow_del.stats = &stats[i];
+ opsp[i] = &ops[i];
+ }
+
+ dpif_operate(ofproto->backer->dpif, opsp, n);
+ for (i = 0; i < n; i++) {
+ subfacet_reset_dp_stats(subfacets[i], &stats[i]);
+ subfacets[i]->path = SF_NOT_INSTALLED;
+ subfacet_destroy(subfacets[i]);
+ }
+}
+
/* Initializes 'key' with the sequence of OVS_KEY_ATTR_* Netlink attributes
* that can be used to refer to 'subfacet'. The caller must provide 'keybuf'
* for use as temporary storage. */
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);
}
}
subfacet_get_key(subfacet, &keybuf, &key);
- ret = dpif_flow_put(ofproto->dpif, flags, key.data, key.size,
+ ret = dpif_flow_put(ofproto->backer->dpif, flags, key.data, key.size,
actions, actions_len, stats);
if (stats) {
int error;
subfacet_get_key(subfacet, &keybuf, &key);
- error = dpif_flow_del(ofproto->dpif, key.data, key.size, &stats);
+ error = dpif_flow_del(ofproto->backer->dpif,
+ key.data, key.size, &stats);
subfacet_reset_dp_stats(subfacet, &stats);
if (!error) {
subfacet_update_stats(subfacet, &stats);
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);
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 *
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)
{
struct ofproto_dpif *ofproto = ofproto_dpif_cast(rule->up.ofproto);
struct rule_dpif *victim;
uint8_t table_id;
- enum ofperr error;
-
- error = ofpacts_check(rule->up.ofpacts, rule->up.ofpacts_len,
- &rule->up.cr.flow, ofproto->max_ports);
- if (error) {
- return error;
- }
rule->packet_count = 0;
rule->byte_count = 0;
}
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;
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);
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 = ofpacts_check(rule->up.ofpacts, rule->up.ofpacts_len,
- &rule->up.cr.flow, ofproto->max_ports);
- if (error) {
- ofoperation_complete(rule->up.pending, error);
- return;
- }
complete_operation(rule);
}
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(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) {
}
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);
nl_msg_put_u32(&odp_actions, OVS_ACTION_ATTR_OUTPUT, odp_port);
- error = dpif_execute(ofproto->dpif,
+ error = dpif_execute(ofproto->backer->dpif,
key.data, key.size,
odp_actions.data, odp_actions.size,
packet);
ofpbuf_use_stack(&buf, stub, stub_size);
if (slow & (SLOW_CFM | SLOW_LACP | SLOW_STP)) {
- uint32_t pid = dpif_port_get_pid(ofproto->dpif, UINT16_MAX);
+ uint32_t pid = dpif_port_get_pid(ofproto->backer->dpif, UINT16_MAX);
odp_put_userspace_action(pid, &cookie, &buf);
} else {
put_userspace_action(ofproto, &buf, flow, &cookie);
{
uint32_t pid;
- pid = dpif_port_get_pid(ofproto->dpif,
- ofp_port_to_odp_port(flow->in_port));
+ pid = dpif_port_get_pid(ofproto->backer->dpif,
+ ofp_port_to_odp_port(ofproto, flow->in_port));
return odp_put_userspace_action(pid, cookie, odp_actions);
}
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;
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;
}
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;
ctx->tags |= (rule && rule->tag
? rule->tag
: rule_calculate_tag(&ctx->flow,
- &table->other_table->wc,
+ &table->other_table->mask,
table->basis));
}
}
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;
table_id = ctx->table_id;
}
- xlate_table_action(ctx, in_port, table_id);
+ xlate_table_action(ctx, in_port, table_id, false);
}
static void
}
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)) {
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;
static void
xlate_output_action(struct action_xlate_ctx *ctx,
- uint16_t port, uint16_t max_len)
+ uint16_t port, uint16_t max_len, bool may_packet_in)
{
uint16_t prev_nf_output_iface = ctx->nf_output_iface;
compose_output_action(ctx, ctx->flow.in_port);
break;
case OFPP_TABLE:
- xlate_table_action(ctx, ctx->flow.in_port, 0);
+ xlate_table_action(ctx, ctx->flow.in_port, 0, may_packet_in);
break;
case OFPP_NORMAL:
xlate_normal(ctx);
default:
if (port != ctx->flow.in_port) {
compose_output_action(ctx, port);
+ } else {
+ xlate_report(ctx, "skipping output to input port");
}
break;
}
{
uint64_t port = mf_get_subfield(&or->src, &ctx->flow);
if (port <= UINT16_MAX) {
- xlate_output_action(ctx, port, or->max_len);
+ xlate_output_action(ctx, port, or->max_len, false);
}
}
int error;
/* Translate queue to priority. */
- error = dpif_queue_to_priority(ctx->ofproto->dpif, queue_id, &priority);
+ error = dpif_queue_to_priority(ctx->ofproto->backer->dpif,
+ queue_id, &priority);
if (error) {
/* Fall back to ordinary output action. */
- xlate_output_action(ctx, enqueue->port, 0);
+ xlate_output_action(ctx, enqueue->port, 0, false);
return;
}
{
uint32_t skb_priority;
- if (!dpif_queue_to_priority(ctx->ofproto->dpif, queue_id, &skb_priority)) {
+ if (!dpif_queue_to_priority(ctx->ofproto->backer->dpif,
+ queue_id, &skb_priority)) {
ctx->flow.skb_priority = skb_priority;
} else {
/* Couldn't translate queue to a priority. Nothing to do. A warning
if (bundle->dst.field) {
nxm_reg_load(&bundle->dst, port, &ctx->flow);
} else {
- xlate_output_action(ctx, port, 0);
+ xlate_output_action(ctx, port, 0, false);
}
}
}
OFPACT_FOR_EACH (a, ofpacts, ofpacts_len) {
struct ofpact_controller *controller;
+ const struct ofpact_metadata *metadata;
if (ctx->exit) {
break;
switch (a->type) {
case OFPACT_OUTPUT:
xlate_output_action(ctx, ofpact_get_OUTPUT(a)->port,
- ofpact_get_OUTPUT(a)->max_len);
+ ofpact_get_OUTPUT(a)->max_len, true);
break;
case OFPACT_CONTROLLER:
ctx->flow.vlan_tci = htons(0);
break;
+ case OFPACT_PUSH_VLAN:
+ /* TODO:XXX 802.1AD(QinQ) */
+ ctx->flow.vlan_tci = htons(VLAN_CFI);
+ break;
+
case OFPACT_SET_ETH_SRC:
memcpy(ctx->flow.dl_src, ofpact_get_SET_ETH_SRC(a)->mac,
ETH_ADDR_LEN);
break;
case OFPACT_SET_TUNNEL:
- ctx->flow.tun_id = htonll(ofpact_get_SET_TUNNEL(a)->tun_id);
+ ctx->flow.tunnel.tun_id = htonll(ofpact_get_SET_TUNNEL(a)->tun_id);
break;
case OFPACT_SET_QUEUE:
break;
case OFPACT_DEC_TTL:
- if (compose_dec_ttl(ctx)) {
+ if (compose_dec_ttl(ctx, ofpact_get_DEC_TTL(a))) {
goto out;
}
break;
ctx->has_fin_timeout = true;
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 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;
+ }
}
}
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;
m = ofproto->mirrors[mirror_mask_ffs(mirrors) - 1];
if (!vlan_is_mirrored(m, vlan)) {
- mirrors &= mirrors - 1;
+ mirrors = zero_rightmost_1bit(mirrors);
continue;
}
return;
}
- for (; mirrors; mirrors &= mirrors - 1) {
+ for (; mirrors; mirrors = zero_rightmost_1bit(mirrors)) {
struct ofmirror *m;
m = ofproto->mirrors[mirror_mask_ffs(mirrors) - 1];
* 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);
}
}
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 = ofpacts_check(ofpacts, ofpacts_len, 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->backer->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, ofpacts, ofpacts_len, &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;
}
\f
/* NetFlow. */
{
struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_);
- dpif_get_netflow_ids(ofproto->dpif, engine_type, engine_id);
+ dpif_get_netflow_ids(ofproto->backer->dpif, engine_type, engine_id);
}
static void
* you just say "syntax error" or do you present both error messages?
* Both choices seem lousy. */
if (strchr(flow_s, '(')) {
+ enum odp_key_fitness fitness;
int error;
/* Convert string to datapath key. */
goto exit;
}
+ fitness = odp_flow_key_to_flow(odp_key.data, odp_key.size, &flow);
+ flow.in_port = odp_port_to_ofp_port(ofproto, flow.in_port);
+
/* Convert odp_key to flow. */
- error = ofproto_dpif_extract_flow_key(ofproto, odp_key.data,
- odp_key.size, &flow,
- &initial_tci, NULL);
+ error = ofproto_dpif_vsp_adjust(ofproto, fitness, &flow,
+ &initial_tci, NULL);
if (error == ODP_FIT_ERROR) {
unixctl_command_reply_error(conn, "Invalid flow");
goto exit;
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;
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");
ds_destroy(&reply);
}
+/* Store the current ofprotos in 'ofproto_shash'. Returns a sorted list
+ * of the 'ofproto_shash' nodes. It is the responsibility of the caller
+ * to destroy 'ofproto_shash' and free the returned value. */
+static const struct shash_node **
+get_ofprotos(struct shash *ofproto_shash)
+{
+ const struct ofproto_dpif *ofproto;
+
+ HMAP_FOR_EACH (ofproto, all_ofproto_dpifs_node, &all_ofproto_dpifs) {
+ char *name = xasprintf("%s@%s", ofproto->up.type, ofproto->up.name);
+ shash_add_nocopy(ofproto_shash, name, ofproto);
+ }
+
+ return shash_sort(ofproto_shash);
+}
+
+static void
+ofproto_unixctl_dpif_dump_dps(struct unixctl_conn *conn, int argc OVS_UNUSED,
+ const char *argv[] OVS_UNUSED,
+ void *aux OVS_UNUSED)
+{
+ struct ds ds = DS_EMPTY_INITIALIZER;
+ struct shash ofproto_shash;
+ const struct shash_node **sorted_ofprotos;
+ int i;
+
+ shash_init(&ofproto_shash);
+ sorted_ofprotos = get_ofprotos(&ofproto_shash);
+ for (i = 0; i < shash_count(&ofproto_shash); i++) {
+ const struct shash_node *node = sorted_ofprotos[i];
+ ds_put_format(&ds, "%s\n", node->name);
+ }
+
+ shash_destroy(&ofproto_shash);
+ free(sorted_ofprotos);
+
+ unixctl_command_reply(conn, ds_cstr(&ds));
+ ds_destroy(&ds);
+}
+
+static void
+show_dp_format(const struct ofproto_dpif *ofproto, struct ds *ds)
+{
+ struct dpif_dp_stats s;
+ const struct shash_node **ports;
+ int i;
+
+ dpif_get_dp_stats(ofproto->backer->dpif, &s);
+
+ ds_put_format(ds, "%s (%s):\n", ofproto->up.name,
+ dpif_name(ofproto->backer->dpif));
+ /* xxx It would be better to show bridge-specific stats instead
+ * xxx of dp ones. */
+ ds_put_format(ds,
+ "\tlookups: hit:%"PRIu64" missed:%"PRIu64" lost:%"PRIu64"\n",
+ s.n_hit, s.n_missed, s.n_lost);
+ ds_put_format(ds, "\tflows: %zu\n",
+ hmap_count(&ofproto->subfacets));
+
+ ports = shash_sort(&ofproto->up.port_by_name);
+ for (i = 0; i < shash_count(&ofproto->up.port_by_name); i++) {
+ const struct shash_node *node = ports[i];
+ struct ofport *ofport = node->data;
+ const char *name = netdev_get_name(ofport->netdev);
+ const char *type = netdev_get_type(ofport->netdev);
+
+ ds_put_format(ds, "\t%s %u/%u:", name, ofport->ofp_port,
+ ofp_port_to_odp_port(ofproto, ofport->ofp_port));
+ if (strcmp(type, "system")) {
+ struct netdev *netdev;
+ int error;
+
+ ds_put_format(ds, " (%s", type);
+
+ error = netdev_open(name, type, &netdev);
+ if (!error) {
+ struct smap config;
+
+ smap_init(&config);
+ error = netdev_get_config(netdev, &config);
+ if (!error) {
+ const struct smap_node **nodes;
+ size_t i;
+
+ nodes = smap_sort(&config);
+ for (i = 0; i < smap_count(&config); i++) {
+ const struct smap_node *node = nodes[i];
+ ds_put_format(ds, "%c %s=%s", i ? ',' : ':',
+ node->key, node->value);
+ }
+ free(nodes);
+ }
+ smap_destroy(&config);
+
+ netdev_close(netdev);
+ }
+ ds_put_char(ds, ')');
+ }
+ ds_put_char(ds, '\n');
+ }
+ free(ports);
+}
+
+static void
+ofproto_unixctl_dpif_show(struct unixctl_conn *conn, int argc,
+ const char *argv[], void *aux OVS_UNUSED)
+{
+ struct ds ds = DS_EMPTY_INITIALIZER;
+ const struct ofproto_dpif *ofproto;
+
+ if (argc > 1) {
+ int i;
+ for (i = 1; i < argc; i++) {
+ ofproto = ofproto_dpif_lookup(argv[i]);
+ if (!ofproto) {
+ ds_put_format(&ds, "Unknown bridge %s (use dpif/dump-dps "
+ "for help)", argv[i]);
+ unixctl_command_reply_error(conn, ds_cstr(&ds));
+ return;
+ }
+ show_dp_format(ofproto, &ds);
+ }
+ } else {
+ struct shash ofproto_shash;
+ const struct shash_node **sorted_ofprotos;
+ int i;
+
+ shash_init(&ofproto_shash);
+ sorted_ofprotos = get_ofprotos(&ofproto_shash);
+ for (i = 0; i < shash_count(&ofproto_shash); i++) {
+ const struct shash_node *node = sorted_ofprotos[i];
+ show_dp_format(node->data, &ds);
+ }
+
+ shash_destroy(&ofproto_shash);
+ free(sorted_ofprotos);
+ }
+
+ unixctl_command_reply(conn, ds_cstr(&ds));
+ ds_destroy(&ds);
+}
+
+static void
+ofproto_unixctl_dpif_dump_flows(struct unixctl_conn *conn,
+ int argc OVS_UNUSED, const char *argv[],
+ void *aux OVS_UNUSED)
+{
+ struct ds ds = DS_EMPTY_INITIALIZER;
+ const struct ofproto_dpif *ofproto;
+ struct subfacet *subfacet;
+
+ ofproto = ofproto_dpif_lookup(argv[1]);
+ if (!ofproto) {
+ unixctl_command_reply_error(conn, "no such bridge");
+ return;
+ }
+
+ HMAP_FOR_EACH (subfacet, hmap_node, &ofproto->subfacets) {
+ struct odputil_keybuf keybuf;
+ struct ofpbuf key;
+
+ subfacet_get_key(subfacet, &keybuf, &key);
+ odp_flow_key_format(key.data, key.size, &ds);
+
+ ds_put_format(&ds, ", packets:%"PRIu64", bytes:%"PRIu64", used:",
+ subfacet->dp_packet_count, subfacet->dp_byte_count);
+ if (subfacet->used) {
+ ds_put_format(&ds, "%.3fs",
+ (time_msec() - subfacet->used) / 1000.0);
+ } else {
+ ds_put_format(&ds, "never");
+ }
+ if (subfacet->facet->tcp_flags) {
+ ds_put_cstr(&ds, ", flags:");
+ packet_format_tcp_flags(&ds, subfacet->facet->tcp_flags);
+ }
+
+ ds_put_cstr(&ds, ", actions:");
+ format_odp_actions(&ds, subfacet->actions, subfacet->actions_len);
+ ds_put_char(&ds, '\n');
+ }
+
+ unixctl_command_reply(conn, ds_cstr(&ds));
+ ds_destroy(&ds);
+}
+
+static void
+ofproto_unixctl_dpif_del_flows(struct unixctl_conn *conn,
+ int argc OVS_UNUSED, const char *argv[],
+ void *aux OVS_UNUSED)
+{
+ struct ds ds = DS_EMPTY_INITIALIZER;
+ struct ofproto_dpif *ofproto;
+
+ ofproto = ofproto_dpif_lookup(argv[1]);
+ if (!ofproto) {
+ unixctl_command_reply_error(conn, "no such bridge");
+ return;
+ }
+
+ flush(&ofproto->up);
+
+ unixctl_command_reply(conn, ds_cstr(&ds));
+ ds_destroy(&ds);
+}
+
static void
ofproto_dpif_unixctl_init(void)
{
ofproto_dpif_unclog, NULL);
unixctl_command_register("ofproto/self-check", "[bridge]", 0, 1,
ofproto_dpif_self_check, NULL);
+ unixctl_command_register("dpif/dump-dps", "", 0, 0,
+ ofproto_unixctl_dpif_dump_dps, NULL);
+ unixctl_command_register("dpif/show", "[bridge]", 0, INT_MAX,
+ ofproto_unixctl_dpif_show, NULL);
+ unixctl_command_register("dpif/dump-flows", "bridge", 1, 1,
+ ofproto_unixctl_dpif_dump_flows, NULL);
+ unixctl_command_register("dpif/del-flows", "bridge", 1, 1,
+ ofproto_unixctl_dpif_del_flows, NULL);
}
\f
/* Linux VLAN device support (e.g. "eth0.10" for VLAN 10.)
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);
}
}
}
VLOG_ERR("duplicate vlan device record");
}
}
-\f
+
+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 struct ofport_dpif *
+odp_port_to_ofport(const struct dpif_backer *backer, uint32_t odp_port)
+{
+ struct ofport_dpif *port;
+
+ HMAP_FOR_EACH_IN_BUCKET (port, odp_port_node,
+ hash_int(odp_port, 0),
+ &backer->odp_to_ofport_map) {
+ if (port->odp_port == odp_port) {
+ return port;
+ }
+ }
+
+ return NULL;
+}
+
+static uint16_t
+odp_port_to_ofp_port(const struct ofproto_dpif *ofproto, uint32_t odp_port)
+{
+ struct ofport_dpif *port;
+
+ port = odp_port_to_ofport(ofproto->backer, odp_port);
+ if (port && ofproto == ofproto_dpif_cast(port->up.ofproto)) {
+ return port->up.ofp_port;
+ } else {
+ return OFPP_NONE;
+ }
+}
+
const struct ofproto_class ofproto_dpif_class = {
+ init,
enumerate_types,
enumerate_names,
del,
+ port_open_type,
+ type_run,
+ type_run_fast,
+ type_wait,
alloc,
construct,
destruct,