#include "meta-flow.h"
#include "netdev.h"
#include "ofp-print.h"
+#include "ofp-util.h"
#include "ofpbuf.h"
#include "ofproto/ofproto.h"
#include "poll-loop.h"
struct hmap_node hmap_node; /* Node in bridge's if_cfg_todo. */
const struct ovsrec_interface *cfg; /* Interface record. */
const struct ovsrec_port *parent; /* Parent port record. */
+ int64_t ofport; /* Requested OpenFlow port number. */
};
/* OpenFlow port slated for removal from ofproto. */
/* Most recently processed IDL sequence number. */
static unsigned int idl_seqno;
-/* Each time this timer expires, the bridge fetches systems and interface
+/* Each time this timer expires, the bridge fetches interface and mirror
* statistics and pushes them into the database. */
-#define STATS_INTERVAL (5 * 1000) /* In milliseconds. */
-static long long int stats_timer = LLONG_MIN;
-
-/* Stores the time after which rate limited statistics may be written to the
- * database. Only updated when changes to the database require rate limiting.
- */
-#define DB_LIMIT_INTERVAL (1 * 1000) /* In milliseconds. */
-static long long int db_limiter = LLONG_MIN;
+#define IFACE_STATS_INTERVAL (5 * 1000) /* In milliseconds. */
+static long long int iface_stats_timer = LLONG_MIN;
/* In some datapaths, creating and destroying OpenFlow ports can be extremely
* expensive. This can cause bridge_reconfigure() to take a long time during
uint32_t *bond_stable_ids);
static bool port_is_synthetic(const struct port *);
+static void reconfigure_system_stats(const struct ovsrec_open_vswitch *);
+static void run_system_stats(void);
+
static void bridge_configure_mirrors(struct bridge *);
static struct mirror *mirror_create(struct bridge *,
const struct ovsrec_mirror *);
static void iface_configure_lacp(struct iface *, struct lacp_slave_settings *);
static bool iface_create(struct bridge *, struct if_cfg *, int ofp_port);
+static bool iface_is_internal(const struct ovsrec_interface *iface,
+ const struct ovsrec_bridge *br);
static const char *iface_get_type(const struct ovsrec_interface *,
const struct ovsrec_bridge *);
static void iface_destroy(struct iface *);
static void add_vlan_splinter_ports(struct bridge *,
const unsigned long int *splinter_vlans,
struct shash *ports);
+
+static void
+bridge_init_ofproto(const struct ovsrec_open_vswitch *cfg)
+{
+ struct shash iface_hints;
+ static bool initialized = false;
+ int i;
+
+ if (initialized) {
+ return;
+ }
+
+ shash_init(&iface_hints);
+
+ if (cfg) {
+ for (i = 0; i < cfg->n_bridges; i++) {
+ const struct ovsrec_bridge *br_cfg = cfg->bridges[i];
+ int j;
+
+ for (j = 0; j < br_cfg->n_ports; j++) {
+ struct ovsrec_port *port_cfg = br_cfg->ports[j];
+ int k;
+
+ for (k = 0; k < port_cfg->n_interfaces; k++) {
+ struct ovsrec_interface *if_cfg = port_cfg->interfaces[k];
+ struct iface_hint *iface_hint;
+
+ iface_hint = xmalloc(sizeof *iface_hint);
+ iface_hint->br_name = br_cfg->name;
+ iface_hint->br_type = br_cfg->datapath_type;
+ iface_hint->ofp_port = if_cfg->n_ofport_request ?
+ *if_cfg->ofport_request : OFPP_NONE;
+
+ shash_add(&iface_hints, if_cfg->name, iface_hint);
+ }
+ }
+ }
+ }
+
+ ofproto_init(&iface_hints);
+
+ shash_destroy_free_data(&iface_hints);
+ initialized = true;
+}
\f
/* Public functions. */
idl = ovsdb_idl_create(remote, &ovsrec_idl_class, true);
idl_seqno = ovsdb_idl_get_seqno(idl);
ovsdb_idl_set_lock(idl, "ovs_vswitchd");
+ ovsdb_idl_verify_write_only(idl);
ovsdb_idl_omit_alert(idl, &ovsrec_open_vswitch_col_cur_cfg);
ovsdb_idl_omit_alert(idl, &ovsrec_open_vswitch_col_statistics);
ovsdb_idl_omit_alert(idl, &ovsrec_interface_col_cfm_fault_status);
ovsdb_idl_omit_alert(idl, &ovsrec_interface_col_cfm_remote_mpids);
ovsdb_idl_omit_alert(idl, &ovsrec_interface_col_cfm_health);
+ ovsdb_idl_omit_alert(idl, &ovsrec_interface_col_cfm_remote_opstate);
ovsdb_idl_omit_alert(idl, &ovsrec_interface_col_lacp_current);
ovsdb_idl_omit(idl, &ovsrec_interface_col_external_ids);
iface_clear_db_record(if_cfg->cfg);
}
}
+
+ reconfigure_system_stats(ovs_cfg);
}
static bool
free(dpid_string);
}
+/* Returns a bitmap of "enum ofputil_protocol"s that are allowed for use with
+ * 'br'. */
+static uint32_t
+bridge_get_allowed_versions(struct bridge *br)
+{
+ if (!br->cfg->n_protocols)
+ return 0;
+
+ return ofputil_versions_from_strings(br->cfg->protocols,
+ br->cfg->n_protocols);
+}
+
/* Set NetFlow configuration on 'br'. */
static void
bridge_configure_netflow(struct bridge *br)
const char *config_str;
struct iface *iface;
- if (smap_get_bool(&port->cfg->other_config, "stp-enable", false)) {
+ if (!smap_get_bool(&port->cfg->other_config, "stp-enable", true)) {
port_s->enable = false;
return;
} else {
bitmap_set1(port_num_bitmap, port_idx);
port_s->port_num = port_idx;
} else {
- if (*port_num_counter > STP_MAX_PORTS) {
+ if (*port_num_counter >= STP_MAX_PORTS) {
VLOG_ERR("port %s: too many STP ports, disabling", port->name);
port_s->enable = false;
return;
port_s->path_cost = strtoul(config_str, NULL, 10);
} else {
enum netdev_features current;
+ unsigned int mbps;
- if (netdev_get_features(iface->netdev, ¤t, NULL, NULL, NULL)) {
- /* Couldn't get speed, so assume 100Mb/s. */
- port_s->path_cost = 19;
- } else {
- unsigned int mbps;
-
- mbps = netdev_features_to_bps(current) / 1000000;
- port_s->path_cost = stp_convert_speed_to_cost(mbps);
- }
+ netdev_get_features(iface->netdev, ¤t, NULL, NULL, NULL);
+ mbps = netdev_features_to_bps(current, 100 * 1000 * 1000) / 1000000;
+ port_s->path_cost = stp_convert_speed_to_cost(mbps);
}
config_str = smap_get(&port->cfg->other_config, "stp-port-priority");
}
}
-/* Opens a network device for 'iface_cfg' and configures it. If '*ofp_portp'
+/* Opens a network device for 'if_cfg' and configures it. If '*ofp_portp'
* is negative, adds the network device to br->ofproto and stores the OpenFlow
* port number in '*ofp_portp'; otherwise leaves br->ofproto and '*ofp_portp'
* untouched.
* failure, returns a positive errno value and stores NULL in '*netdevp'. */
static int
iface_do_create(const struct bridge *br,
- const struct ovsrec_interface *iface_cfg,
- const struct ovsrec_port *port_cfg,
+ const struct if_cfg *if_cfg,
int *ofp_portp, struct netdev **netdevp)
{
+ const struct ovsrec_interface *iface_cfg = if_cfg->cfg;
+ const struct ovsrec_port *port_cfg = if_cfg->parent;
struct netdev *netdev;
int error;
}
if (*ofp_portp < 0) {
- uint16_t ofp_port;
+ uint16_t ofp_port = if_cfg->ofport;
error = ofproto_port_add(br->ofproto, netdev, &ofp_port);
if (error) {
br->name, iface_cfg->name, *ofp_portp);
}
- if (port_cfg->vlan_mode && !strcmp(port_cfg->vlan_mode, "splinter")) {
+ if ((port_cfg->vlan_mode && !strcmp(port_cfg->vlan_mode, "splinter"))
+ || iface_is_internal(iface_cfg, br->cfg)) {
netdev_turn_flags_on(netdev, NETDEV_UP, true);
}
struct iface *iface;
struct port *port;
int error;
-
- /* Get rid of 'if_cfg' itself. We already copied out the interesting
- * bits. */
- hmap_remove(&br->if_cfg_todo, &if_cfg->hmap_node);
- free(if_cfg);
+ bool ok = true;
/* Do the bits that can fail up front.
*
* additions and deletions are cheaper, these calls should be removed. */
bridge_run_fast();
assert(!iface_lookup(br, iface_cfg->name));
- error = iface_do_create(br, iface_cfg, port_cfg, &ofp_port, &netdev);
+ error = iface_do_create(br, if_cfg, &ofp_port, &netdev);
bridge_run_fast();
if (error) {
iface_clear_db_record(iface_cfg);
- return false;
+ ok = false;
+ goto done;
}
/* Get or create the port structure. */
error = netdev_open(port->name, "internal", &netdev);
if (!error) {
- ofproto_port_add(br->ofproto, netdev, NULL);
+ uint16_t ofp_port = if_cfg->ofport;
+
+ ofproto_port_add(br->ofproto, netdev, &ofp_port);
netdev_close(netdev);
} else {
VLOG_WARN("could not open network device %s (%s)",
}
}
- return true;
+done:
+ hmap_remove(&br->if_cfg_todo, &if_cfg->hmap_node);
+ free(if_cfg);
+
+ return ok;
}
/* Set Flow eviction threshold */
if (threshold_str) {
threshold = strtoul(threshold_str, NULL, 10);
} else {
- threshold = OFPROTO_FLOW_EVICTON_THRESHOLD_DEFAULT;
+ threshold = OFPROTO_FLOW_EVICTION_THRESHOLD_DEFAULT;
}
ofproto_set_flow_eviction_threshold(br->ofproto, threshold);
}
struct smap smap;
enum netdev_features current;
- enum netdev_flags flags;
int64_t bps;
int mtu;
int64_t mtu_64;
smap_destroy(&smap);
- error = netdev_get_flags(iface->netdev, &flags);
- if (!error) {
- ovsrec_interface_set_admin_state(iface->cfg,
- flags & NETDEV_UP ? "up" : "down");
- }
- else {
- ovsrec_interface_set_admin_state(iface->cfg, NULL);
- }
-
error = netdev_get_features(iface->netdev, ¤t, NULL, NULL, NULL);
- if (!error) {
+ bps = !error ? netdev_features_to_bps(current, 0) : 0;
+ if (bps) {
ovsrec_interface_set_duplex(iface->cfg,
netdev_features_is_full_duplex(current)
? "full" : "half");
- /* warning: uint64_t -> int64_t conversion */
- bps = netdev_features_to_bps(current);
ovsrec_interface_set_link_speed(iface->cfg, &bps, 1);
}
else {
}
}
-/* Writes 'iface''s CFM statistics to the database. */
+/* Writes 'iface''s CFM statistics to the database. 'iface' must not be
+ * synthetic. */
static void
iface_refresh_cfm_stats(struct iface *iface)
{
const struct ovsrec_interface *cfg = iface->cfg;
- int fault, error;
+ int fault, opup, error;
const uint64_t *rmps;
size_t n_rmps;
int health;
- if (iface_is_synthetic(iface)) {
- return;
- }
-
fault = ofproto_port_get_cfm_fault(iface->port->bridge->ofproto,
iface->ofp_port);
if (fault >= 0) {
ovsrec_interface_set_cfm_fault_status(cfg, NULL, 0);
}
+ opup = ofproto_port_get_cfm_opup(iface->port->bridge->ofproto,
+ iface->ofp_port);
+ if (opup >= 0) {
+ ovsrec_interface_set_cfm_remote_opstate(cfg, opup ? "up" : "down");
+ } else {
+ ovsrec_interface_set_cfm_remote_opstate(cfg, NULL);
+ }
+
error = ofproto_port_get_cfm_remote_mpids(iface->port->bridge->ofproto,
iface->ofp_port, &rmps, &n_rmps);
if (error >= 0) {
}
static void
-refresh_system_stats(const struct ovsrec_open_vswitch *cfg)
+reconfigure_system_stats(const struct ovsrec_open_vswitch *cfg)
{
- struct ovsdb_datum datum;
- struct smap stats;
+ bool enable = enable_system_stats(cfg);
- smap_init(&stats);
- if (enable_system_stats(cfg)) {
- get_system_stats(&stats);
+ system_stats_enable(enable);
+ if (!enable) {
+ ovsrec_open_vswitch_set_statistics(cfg, NULL);
}
+}
- ovsdb_datum_from_smap(&datum, &stats);
- ovsdb_idl_txn_write(&cfg->header_, &ovsrec_open_vswitch_col_statistics,
- &datum);
+static void
+run_system_stats(void)
+{
+ const struct ovsrec_open_vswitch *cfg = ovsrec_open_vswitch_first(idl);
+ struct smap *stats;
+
+ stats = system_stats_run();
+ if (stats && cfg) {
+ struct ovsdb_idl_txn *txn;
+ struct ovsdb_datum datum;
+
+ txn = ovsdb_idl_txn_create(idl);
+ ovsdb_datum_from_smap(&datum, stats);
+ ovsdb_idl_txn_write(&cfg->header_, &ovsrec_open_vswitch_col_statistics,
+ &datum);
+ ovsdb_idl_txn_commit(txn);
+ ovsdb_idl_txn_destroy(txn);
+
+ free(stats);
+ }
}
static inline const char *
}
static void
-refresh_cfm_stats(void)
+refresh_instant_stats(void)
{
static struct ovsdb_idl_txn *txn = NULL;
HMAP_FOR_EACH (br, node, &all_bridges) {
struct iface *iface;
+ struct port *port;
+
+ br_refresh_stp_status(br);
+
+ HMAP_FOR_EACH (port, hmap_node, &br->ports) {
+ port_refresh_stp_status(port);
+ }
HMAP_FOR_EACH (iface, name_node, &br->iface_by_name) {
+ enum netdev_flags flags;
+ const char *link_state;
+ int64_t link_resets;
+ int current, error;
+
+ if (iface_is_synthetic(iface)) {
+ continue;
+ }
+
+ current = ofproto_port_is_lacp_current(br->ofproto,
+ iface->ofp_port);
+ if (current >= 0) {
+ bool bl = current;
+ ovsrec_interface_set_lacp_current(iface->cfg, &bl, 1);
+ } else {
+ ovsrec_interface_set_lacp_current(iface->cfg, NULL, 0);
+ }
+
+ error = netdev_get_flags(iface->netdev, &flags);
+ if (!error) {
+ const char *state = flags & NETDEV_UP ? "up" : "down";
+ ovsrec_interface_set_admin_state(iface->cfg, state);
+ } else {
+ ovsrec_interface_set_admin_state(iface->cfg, NULL);
+ }
+
+ link_state = netdev_get_carrier(iface->netdev) ? "up" : "down";
+ ovsrec_interface_set_link_state(iface->cfg, link_state);
+
+ link_resets = netdev_get_carrier_resets(iface->netdev);
+ ovsrec_interface_set_link_resets(iface->cfg, &link_resets, 1);
+
iface_refresh_cfm_stats(iface);
}
}
void
bridge_run_fast(void)
{
+ struct sset types;
+ const char *type;
struct bridge *br;
+ sset_init(&types);
+ ofproto_enumerate_types(&types);
+ SSET_FOR_EACH (type, &types) {
+ ofproto_type_run_fast(type);
+ }
+ sset_destroy(&types);
+
HMAP_FOR_EACH (br, node, &all_bridges) {
ofproto_run_fast(br->ofproto);
}
static const struct ovsrec_open_vswitch null_cfg;
const struct ovsrec_open_vswitch *cfg;
struct ovsdb_idl_txn *reconf_txn = NULL;
+ struct sset types;
+ const char *type;
bool vlan_splinters_changed;
struct bridge *br;
+ ovsrec_open_vswitch_init((struct ovsrec_open_vswitch *) &null_cfg);
+
/* (Re)configure if necessary. */
if (!reconfiguring) {
ovsdb_idl_run(idl);
}
cfg = ovsrec_open_vswitch_first(idl);
+ /* Initialize the ofproto library. This only needs to run once, but
+ * it must be done after the configuration is set. If the
+ * initialization has already occurred, bridge_init_ofproto()
+ * returns immediately. */
+ bridge_init_ofproto(cfg);
+
+ /* Let each datapath type do the work that it needs to do. */
+ sset_init(&types);
+ ofproto_enumerate_types(&types);
+ SSET_FOR_EACH (type, &types) {
+ ofproto_type_run(type);
+ }
+ sset_destroy(&types);
+
/* Let each bridge do the work that it needs to do. */
HMAP_FOR_EACH (br, node, &all_bridges) {
ofproto_run(br->ofproto);
reconf_txn = NULL;
}
- /* Refresh system and interface stats if necessary. */
- if (time_msec() >= stats_timer) {
+ /* Refresh interface and mirror stats if necessary. */
+ if (time_msec() >= iface_stats_timer) {
if (cfg) {
struct ovsdb_idl_txn *txn;
}
}
- refresh_system_stats(cfg);
refresh_controller_status();
ovsdb_idl_txn_commit(txn);
ovsdb_idl_txn_destroy(txn); /* XXX */
}
- stats_timer = time_msec() + STATS_INTERVAL;
+ iface_stats_timer = time_msec() + IFACE_STATS_INTERVAL;
}
- if (time_msec() >= db_limiter) {
- struct ovsdb_idl_txn *txn;
-
- txn = ovsdb_idl_txn_create(idl);
- HMAP_FOR_EACH (br, node, &all_bridges) {
- struct iface *iface;
- struct port *port;
-
- br_refresh_stp_status(br);
-
- HMAP_FOR_EACH (port, hmap_node, &br->ports) {
- port_refresh_stp_status(port);
- }
-
- HMAP_FOR_EACH (iface, name_node, &br->iface_by_name) {
- const char *link_state;
- int64_t link_resets;
- int current;
-
- if (iface_is_synthetic(iface)) {
- continue;
- }
-
- current = ofproto_port_is_lacp_current(br->ofproto,
- iface->ofp_port);
- if (current >= 0) {
- bool bl = current;
- ovsrec_interface_set_lacp_current(iface->cfg, &bl, 1);
- } else {
- ovsrec_interface_set_lacp_current(iface->cfg, NULL, 0);
- }
-
- link_state = netdev_get_carrier(iface->netdev) ? "up" : "down";
- ovsrec_interface_set_link_state(iface->cfg, link_state);
-
- link_resets = netdev_get_carrier_resets(iface->netdev);
- ovsrec_interface_set_link_resets(iface->cfg, &link_resets, 1);
- }
- }
-
- if (ovsdb_idl_txn_commit(txn) != TXN_UNCHANGED) {
- db_limiter = time_msec() + DB_LIMIT_INTERVAL;
- }
- ovsdb_idl_txn_destroy(txn);
- }
-
- refresh_cfm_stats();
+ run_system_stats();
+ refresh_instant_stats();
}
void
bridge_wait(void)
{
+ struct sset types;
+ const char *type;
+
ovsdb_idl_wait(idl);
if (reconfiguring) {
poll_immediate_wake();
}
+ sset_init(&types);
+ ofproto_enumerate_types(&types);
+ SSET_FOR_EACH (type, &types) {
+ ofproto_type_wait(type);
+ }
+ sset_destroy(&types);
+
if (!hmap_is_empty(&all_bridges)) {
struct bridge *br;
HMAP_FOR_EACH (br, node, &all_bridges) {
ofproto_wait(br->ofproto);
}
- poll_timer_wait_until(stats_timer);
-
- if (db_limiter > time_msec()) {
- poll_timer_wait_until(db_limiter);
- }
+ poll_timer_wait_until(iface_stats_timer);
}
+
+ system_stats_wait();
}
/* Adds some memory usage statistics for bridges into 'usage', for use with
if_cfg->cfg = cfg;
if_cfg->parent = parent;
+ if_cfg->ofport = cfg->n_ofport_request ? *cfg->ofport_request : OFPP_NONE;
hmap_insert(&br->if_cfg_todo, &if_cfg->hmap_node,
hash_string(if_cfg->cfg->name, 0));
}
if (iface) {
iface->cfg = cfg;
iface->type = type;
- } else if (strcmp(type, "null")) {
+ } else if (!strcmp(type, "null")) {
+ VLOG_WARN_ONCE("%s: The null interface type is deprecated and"
+ " may be removed in February 2013. Please email"
+ " dev@openvswitch.org with concerns.",
+ cfg->name);
+ } else {
bridge_queue_if_cfg(br, cfg, port);
}
}
n_ocs++;
}
- ofproto_set_controllers(br->ofproto, ocs, n_ocs);
+ ofproto_set_controllers(br->ofproto, ocs, n_ocs,
+ bridge_get_allowed_versions(br));
free(ocs[0].target); /* From bridge_ofproto_controller_for_mgmt(). */
free(ocs);
\f
/* Interface functions. */
+static bool
+iface_is_internal(const struct ovsrec_interface *iface,
+ const struct ovsrec_bridge *br)
+{
+ /* The local port and "internal" ports are always "internal". */
+ return !strcmp(iface->type, "internal") || !strcmp(iface->name, br->name);
+}
+
/* Returns the correct network device type for interface 'iface' in bridge
* 'br'. */
static const char *
iface_get_type(const struct ovsrec_interface *iface,
const struct ovsrec_bridge *br)
{
- /* The local port always has type "internal". Other ports take their type
- * from the database and default to "system" if none is specified. */
- return (!strcmp(iface->name, br->name) ? "internal"
- : iface->type[0] ? iface->type
- : "system");
+ const char *type;
+
+ /* The local port always has type "internal". Other ports take
+ * their type from the database and default to "system" if none is
+ * specified. */
+ if (iface_is_internal(iface, br)) {
+ type = "internal";
+ } else {
+ type = iface->type[0] ? iface->type : "system";
+ }
+
+ return ofproto_port_open_type(br->datapath_type, type);
}
static void
const char *opstate_str;
const char *cfm_ccm_vlan;
struct cfm_settings s;
+ struct smap netdev_args;
if (!cfg->n_cfm_mpid) {
ofproto_port_clear_cfm(iface->port->bridge->ofproto, iface->ofp_port);
return;
}
+ s.check_tnl_key = false;
+ smap_init(&netdev_args);
+ if (!netdev_get_config(iface->netdev, &netdev_args)) {
+ const char *key = smap_get(&netdev_args, "key");
+ const char *in_key = smap_get(&netdev_args, "in_key");
+
+ s.check_tnl_key = (key && !strcmp(key, "flow"))
+ || (in_key && !strcmp(in_key, "flow"));
+ }
+ smap_destroy(&netdev_args);
+
s.mpid = *cfg->cfm_mpid;
s.interval = smap_get_int(&iface->cfg->other_config, "cfm_interval", 0);
cfm_ccm_vlan = smap_get(&iface->cfg->other_config, "cfm_ccm_vlan");