static void bridge_configure_datapath_id(struct bridge *);
static void bridge_configure_flow_eviction_threshold(struct bridge *);
static void bridge_configure_netflow(struct bridge *);
+static void bridge_configure_forward_bpdu(struct bridge *);
static void bridge_configure_sflow(struct bridge *, int *sflow_bridge_number);
+static void bridge_configure_stp(struct bridge *);
static void bridge_configure_remotes(struct bridge *,
const struct sockaddr_in *managers,
size_t n_managers);
static uint64_t bridge_pick_datapath_id(struct bridge *,
const uint8_t bridge_ea[ETH_ADDR_LEN],
struct iface *hw_addr_iface);
+static const char *bridge_get_other_config(const struct ovsrec_bridge *,
+ const char *key);
+static const char *get_port_other_config(const struct ovsrec_port *,
+ const char *key,
+ const char *default_value);
static uint64_t dpid_from_hash(const void *, size_t nbytes);
static bool bridge_has_bond_fake_iface(const struct bridge *,
const char *name);
struct lacp_settings *);
static void port_configure_bond(struct port *, struct bond_settings *,
uint32_t *bond_stable_ids);
+static bool port_is_synthetic(const struct port *);
static void bridge_configure_mirrors(struct bridge *);
static struct mirror *mirror_create(struct bridge *,
uint16_t ofp_port);
static void iface_set_mac(struct iface *);
static void iface_set_ofport(const struct ovsrec_interface *, int64_t ofport);
+static void iface_clear_db_record(const struct ovsrec_interface *if_cfg);
static void iface_configure_qos(struct iface *, const struct ovsrec_qos *);
static void iface_configure_cfm(struct iface *);
-static bool iface_refresh_cfm_stats(struct iface *);
+static void iface_refresh_cfm_stats(struct iface *);
static void iface_refresh_stats(struct iface *);
static void iface_refresh_status(struct iface *);
-static bool iface_get_carrier(const struct iface *);
static bool iface_is_synthetic(const struct iface *);
static void shash_from_ovs_idl_map(char **keys, char **values, size_t n,
ovsdb_idl_omit(idl, &ovsrec_open_vswitch_col_system_version);
ovsdb_idl_omit_alert(idl, &ovsrec_bridge_col_datapath_id);
+ ovsdb_idl_omit_alert(idl, &ovsrec_bridge_col_status);
ovsdb_idl_omit(idl, &ovsrec_bridge_col_external_ids);
+ ovsdb_idl_omit_alert(idl, &ovsrec_port_col_status);
ovsdb_idl_omit(idl, &ovsrec_port_col_external_ids);
ovsdb_idl_omit(idl, &ovsrec_port_col_fake_bridge);
ovsdb_idl_omit_alert(idl, &ovsrec_interface_col_duplex);
ovsdb_idl_omit_alert(idl, &ovsrec_interface_col_link_speed);
ovsdb_idl_omit_alert(idl, &ovsrec_interface_col_link_state);
+ ovsdb_idl_omit_alert(idl, &ovsrec_interface_col_link_resets);
ovsdb_idl_omit_alert(idl, &ovsrec_interface_col_mtu);
ovsdb_idl_omit_alert(idl, &ovsrec_interface_col_ofport);
ovsdb_idl_omit_alert(idl, &ovsrec_interface_col_statistics);
ovsdb_idl_omit_alert(idl, &ovsrec_interface_col_status);
+ ovsdb_idl_omit_alert(idl, &ovsrec_interface_col_cfm_fault);
+ ovsdb_idl_omit_alert(idl, &ovsrec_interface_col_cfm_remote_mpids);
+ ovsdb_idl_omit_alert(idl, &ovsrec_interface_col_lacp_current);
ovsdb_idl_omit(idl, &ovsrec_interface_col_external_ids);
ovsdb_idl_omit_alert(idl, &ovsrec_controller_col_is_connected);
ovsdb_idl_omit(idl, &ovsrec_ssl_col_external_ids);
/* Register unixctl commands. */
- unixctl_command_register("qos/show", qos_unixctl_show, NULL);
- unixctl_command_register("bridge/dump-flows", bridge_unixctl_dump_flows,
- NULL);
- unixctl_command_register("bridge/reconnect", bridge_unixctl_reconnect,
- NULL);
+ unixctl_command_register("qos/show", "interface", qos_unixctl_show, NULL);
+ unixctl_command_register("bridge/dump-flows", "bridge",
+ bridge_unixctl_dump_flows, NULL);
+ unixctl_command_register("bridge/reconnect", "[bridge]",
+ bridge_unixctl_reconnect, NULL);
lacp_init();
bond_init();
cfm_init();
bridge_configure_mirrors(br);
bridge_configure_datapath_id(br);
bridge_configure_flow_eviction_threshold(br);
+ bridge_configure_forward_bpdu(br);
bridge_configure_remotes(br, managers, n_managers);
bridge_configure_netflow(br);
bridge_configure_sflow(br, &sflow_bridge_number);
+ bridge_configure_stp(br);
}
free(managers);
if (list_is_short(&port->ifaces)) {
if (*cfg->tag >= 0 && *cfg->tag <= 4095) {
s.vlan = *cfg->tag;
- VLOG_DBG("port %s: assigning VLAN tag %d", port->name, s.vlan);
}
} else {
/* It's possible that bonded, VLAN-tagged ports make sense. Maybe
/* Get VLAN trunks. */
s.trunks = NULL;
- if (s.vlan < 0 && cfg->n_trunks) {
+ if (cfg->n_trunks) {
s.trunks = vlan_bitmap_from_array(cfg->trunks, cfg->n_trunks);
- } else if (s.vlan >= 0 && cfg->n_trunks) {
- VLOG_ERR("port %s: ignoring trunks in favor of implicit vlan",
- port->name);
+ }
+
+ /* Get VLAN mode. */
+ if (cfg->vlan_mode) {
+ if (!strcmp(cfg->vlan_mode, "access")) {
+ s.vlan_mode = PORT_VLAN_ACCESS;
+ } else if (!strcmp(cfg->vlan_mode, "trunk")) {
+ s.vlan_mode = PORT_VLAN_TRUNK;
+ } else if (!strcmp(cfg->vlan_mode, "native-tagged")) {
+ s.vlan_mode = PORT_VLAN_NATIVE_TAGGED;
+ } else if (!strcmp(cfg->vlan_mode, "native-untagged")) {
+ s.vlan_mode = PORT_VLAN_NATIVE_UNTAGGED;
+ } else {
+ /* This "can't happen" because ovsdb-server should prevent it. */
+ VLOG_ERR("unknown VLAN mode %s", cfg->vlan_mode);
+ s.vlan_mode = PORT_VLAN_TRUNK;
+ }
+ } else {
+ if (s.vlan >= 0) {
+ s.vlan_mode = PORT_VLAN_ACCESS;
+ if (cfg->n_trunks) {
+ VLOG_ERR("port %s: ignoring trunks in favor of implicit vlan",
+ port->name);
+ }
+ } else {
+ s.vlan_mode = PORT_VLAN_TRUNK;
+ }
}
/* Get LACP settings. */
sset_destroy(&oso.targets);
}
+static void
+port_configure_stp(const struct ofproto *ofproto, struct port *port,
+ struct ofproto_port_stp_settings *port_s,
+ int *port_num_counter, unsigned long *port_num_bitmap)
+{
+ const char *config_str;
+ struct iface *iface;
+
+ config_str = get_port_other_config(port->cfg, "stp-enable", NULL);
+ if (config_str && !strcmp(config_str, "false")) {
+ port_s->enable = false;
+ return;
+ } else {
+ port_s->enable = true;
+ }
+
+ /* STP over bonds is not supported. */
+ if (!list_is_singleton(&port->ifaces)) {
+ VLOG_ERR("port %s: cannot enable STP on bonds, disabling",
+ port->name);
+ port_s->enable = false;
+ return;
+ }
+
+ iface = CONTAINER_OF(list_front(&port->ifaces), struct iface, port_elem);
+
+ /* Internal ports shouldn't participate in spanning tree, so
+ * skip them. */
+ if (!strcmp(iface->type, "internal")) {
+ VLOG_DBG("port %s: disable STP on internal ports", port->name);
+ port_s->enable = false;
+ return;
+ }
+
+ /* STP on mirror output ports is not supported. */
+ if (ofproto_is_mirror_output_bundle(ofproto, port)) {
+ VLOG_DBG("port %s: disable STP on mirror ports", port->name);
+ port_s->enable = false;
+ return;
+ }
+
+ config_str = get_port_other_config(port->cfg, "stp-port-num", NULL);
+ if (config_str) {
+ unsigned long int port_num = strtoul(config_str, NULL, 0);
+ int port_idx = port_num - 1;
+
+ if (port_num < 1 || port_num > STP_MAX_PORTS) {
+ VLOG_ERR("port %s: invalid stp-port-num", port->name);
+ port_s->enable = false;
+ return;
+ }
+
+ if (bitmap_is_set(port_num_bitmap, port_idx)) {
+ VLOG_ERR("port %s: duplicate stp-port-num %lu, disabling",
+ port->name, port_num);
+ port_s->enable = false;
+ return;
+ }
+ bitmap_set1(port_num_bitmap, port_idx);
+ port_s->port_num = port_idx;
+ } else {
+ 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->port_num = (*port_num_counter)++;
+ }
+
+ config_str = get_port_other_config(port->cfg, "stp-path-cost", NULL);
+ if (config_str) {
+ port_s->path_cost = strtoul(config_str, NULL, 10);
+ } else {
+ uint32_t current;
+
+ 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);
+ }
+ }
+
+ config_str = get_port_other_config(port->cfg, "stp-port-priority", NULL);
+ if (config_str) {
+ port_s->priority = strtoul(config_str, NULL, 0);
+ } else {
+ port_s->priority = STP_DEFAULT_PORT_PRIORITY;
+ }
+}
+
+/* Set spanning tree configuration on 'br'. */
+static void
+bridge_configure_stp(struct bridge *br)
+{
+ if (!br->cfg->stp_enable) {
+ ofproto_set_stp(br->ofproto, NULL);
+ } else {
+ struct ofproto_stp_settings br_s;
+ const char *config_str;
+ struct port *port;
+ int port_num_counter;
+ unsigned long *port_num_bitmap;
+
+ config_str = bridge_get_other_config(br->cfg, "stp-system-id");
+ if (config_str) {
+ uint8_t ea[ETH_ADDR_LEN];
+
+ if (eth_addr_from_string(config_str, ea)) {
+ br_s.system_id = eth_addr_to_uint64(ea);
+ } else {
+ br_s.system_id = eth_addr_to_uint64(br->ea);
+ VLOG_ERR("bridge %s: invalid stp-system-id, defaulting "
+ "to "ETH_ADDR_FMT, br->name, ETH_ADDR_ARGS(br->ea));
+ }
+ } else {
+ br_s.system_id = eth_addr_to_uint64(br->ea);
+ }
+
+ config_str = bridge_get_other_config(br->cfg, "stp-priority");
+ if (config_str) {
+ br_s.priority = strtoul(config_str, NULL, 0);
+ } else {
+ br_s.priority = STP_DEFAULT_BRIDGE_PRIORITY;
+ }
+
+ config_str = bridge_get_other_config(br->cfg, "stp-hello-time");
+ if (config_str) {
+ br_s.hello_time = strtoul(config_str, NULL, 10) * 1000;
+ } else {
+ br_s.hello_time = STP_DEFAULT_HELLO_TIME;
+ }
+
+ config_str = bridge_get_other_config(br->cfg, "stp-max-age");
+ if (config_str) {
+ br_s.max_age = strtoul(config_str, NULL, 10) * 1000;
+ } else {
+ br_s.max_age = STP_DEFAULT_MAX_AGE;
+ }
+
+ config_str = bridge_get_other_config(br->cfg, "stp-forward-delay");
+ if (config_str) {
+ br_s.fwd_delay = strtoul(config_str, NULL, 10) * 1000;
+ } else {
+ br_s.fwd_delay = STP_DEFAULT_FWD_DELAY;
+ }
+
+ /* Configure STP on the bridge. */
+ if (ofproto_set_stp(br->ofproto, &br_s)) {
+ VLOG_ERR("bridge %s: could not enable STP", br->name);
+ return;
+ }
+
+ /* Users must either set the port number with the "stp-port-num"
+ * configuration on all ports or none. If manual configuration
+ * is not done, then we allocate them sequentially. */
+ port_num_counter = 0;
+ port_num_bitmap = bitmap_allocate(STP_MAX_PORTS);
+ HMAP_FOR_EACH (port, hmap_node, &br->ports) {
+ struct ofproto_port_stp_settings port_s;
+ struct iface *iface;
+
+ port_configure_stp(br->ofproto, port, &port_s,
+ &port_num_counter, port_num_bitmap);
+
+ /* As bonds are not supported, just apply configuration to
+ * all interfaces. */
+ LIST_FOR_EACH (iface, port_elem, &port->ifaces) {
+ if (ofproto_port_set_stp(br->ofproto, iface->ofp_port,
+ &port_s)) {
+ VLOG_ERR("port %s: could not enable STP", port->name);
+ continue;
+ }
+ }
+ }
+
+ if (bitmap_scan(port_num_bitmap, 0, STP_MAX_PORTS) != STP_MAX_PORTS
+ && port_num_counter) {
+ VLOG_ERR("bridge %s: must manually configure all STP port "
+ "IDs or none, disabling", br->name);
+ ofproto_set_stp(br->ofproto, NULL);
+ }
+ bitmap_free(port_num_bitmap);
+ }
+}
+
static bool
bridge_has_bond_fake_iface(const struct bridge *br, const char *name)
{
/* Collect new bridges' names and types. */
shash_init(&new_br);
for (i = 0; i < cfg->n_bridges; i++) {
+ static struct vlog_rate_limit rl = VLOG_RATE_LIMIT_INIT(1, 5);
const struct ovsrec_bridge *br_cfg = cfg->bridges[i];
- if (!shash_add_once(&new_br, br_cfg->name, br_cfg)) {
- VLOG_WARN("bridge %s specified twice", br_cfg->name);
+
+ if (strchr(br_cfg->name, '/')) {
+ /* Prevent remote ovsdb-server users from accessing arbitrary
+ * directories, e.g. consider a bridge named "../../../etc/". */
+ VLOG_WARN_RL(&rl, "ignoring bridge with invalid name \"%s\"",
+ br_cfg->name);
+ } else if (!shash_add_once(&new_br, br_cfg->name, br_cfg)) {
+ VLOG_WARN_RL(&rl, "bridge %s specified twice", br_cfg->name);
}
}
struct ofproto_port ofproto_port;
LIST_FOR_EACH_SAFE (iface, next_iface, port_elem, &port->ifaces) {
- struct shash args;
int error;
- /* Open the netdev or reconfigure it. */
- shash_init(&args);
- shash_from_ovs_idl_map(iface->cfg->key_options,
- iface->cfg->value_options,
- iface->cfg->n_options, &args);
+ /* Open the netdev. */
if (!iface->netdev) {
- struct netdev_options options;
- options.name = iface->name;
- options.type = iface->type;
- options.args = &args;
- options.ethertype = NETDEV_ETH_TYPE_NONE;
- error = netdev_open(&options, &iface->netdev);
+ error = netdev_open(iface->name, iface->type, &iface->netdev);
+ if (error) {
+ VLOG_WARN("could not open network device %s (%s)",
+ iface->name, strerror(error));
+ }
} else {
- error = netdev_set_config(iface->netdev, &args);
+ error = 0;
}
- shash_destroy(&args);
- if (error) {
- VLOG_WARN("could not %s network device %s (%s)",
- iface->netdev ? "reconfigure" : "open",
- iface->name, strerror(error));
+
+ /* Configure the netdev. */
+ if (iface->netdev) {
+ struct shash args;
+
+ shash_init(&args);
+ shash_from_ovs_idl_map(iface->cfg->key_options,
+ iface->cfg->value_options,
+ iface->cfg->n_options, &args);
+ error = netdev_set_config(iface->netdev, &args);
+ shash_destroy(&args);
+
+ if (error) {
+ VLOG_WARN("could not configure network device %s (%s)",
+ iface->name, strerror(error));
+ netdev_close(iface->netdev);
+ iface->netdev = NULL;
+ }
}
/* Add the port, if necessary. */
iface_refresh_status(iface);
}
- /* Delete the iface if */
+ /* Delete the iface if we failed. */
if (iface->netdev && iface->ofp_port >= 0) {
VLOG_DBG("bridge %s: interface %s is on port %d",
br->name, iface->name, iface->ofp_port);
/* We already reported a related error, don't bother
* duplicating it. */
}
- iface_set_ofport(iface->cfg, -1);
+ iface_clear_db_record(iface->cfg);
iface_destroy(iface);
}
}
if (port_is_bond_fake_iface(port)) {
if (ofproto_port_query_by_name(br->ofproto, port->name,
&ofproto_port)) {
- struct netdev_options options;
struct netdev *netdev;
int error;
- options.name = port->name;
- options.type = "internal";
- options.args = NULL;
- options.ethertype = NETDEV_ETH_TYPE_NONE;
- error = netdev_open(&options, &netdev);
+ error = netdev_open(port->name, "internal", &netdev);
if (!error) {
ofproto_port_add(br->ofproto, netdev, NULL);
netdev_close(netdev);
ofproto_set_flow_eviction_threshold(br->ofproto, threshold);
}
+/* Set forward BPDU option. */
+static void
+bridge_configure_forward_bpdu(struct bridge *br)
+{
+ const char *forward_bpdu_str;
+ bool forward_bpdu = false;
+
+ forward_bpdu_str = bridge_get_other_config(br->cfg, "forward-bpdu");
+ if (forward_bpdu_str && !strcmp(forward_bpdu_str, "true")) {
+ forward_bpdu = true;
+ }
+ ofproto_set_forward_bpdu(br->ofproto, forward_bpdu);
+}
+
static void
bridge_pick_local_hw_addr(struct bridge *br, uint8_t ea[ETH_ADDR_LEN],
struct iface **hw_addr_iface)
{
const char *hwaddr;
struct port *port;
+ bool found_addr = false;
int error;
*hw_addr_iface = NULL;
/* Otherwise choose the minimum non-local MAC address among all of the
* interfaces. */
- memset(ea, 0xff, ETH_ADDR_LEN);
HMAP_FOR_EACH (port, hmap_node, &br->ports) {
uint8_t iface_ea[ETH_ADDR_LEN];
struct iface *candidate;
!eth_addr_is_local(iface_ea) &&
!eth_addr_is_reserved(iface_ea) &&
!eth_addr_is_zero(iface_ea) &&
- eth_addr_compare_3way(iface_ea, ea) < 0)
+ (!found_addr || eth_addr_compare_3way(iface_ea, ea) < 0))
{
memcpy(ea, iface_ea, ETH_ADDR_LEN);
*hw_addr_iface = iface;
+ found_addr = true;
}
}
- if (eth_addr_is_multicast(ea)) {
+ if (found_addr) {
+ VLOG_DBG("bridge %s: using bridge Ethernet address "ETH_ADDR_FMT,
+ br->name, ETH_ADDR_ARGS(ea));
+ } else {
memcpy(ea, br->default_ea, ETH_ADDR_LEN);
*hw_addr_iface = NULL;
VLOG_WARN("bridge %s: using default bridge Ethernet "
"address "ETH_ADDR_FMT, br->name, ETH_ADDR_ARGS(ea));
- } else {
- VLOG_DBG("bridge %s: using bridge Ethernet address "ETH_ADDR_FMT,
- br->name, ETH_ADDR_ARGS(ea));
}
}
ovsrec_interface_set_link_speed(iface->cfg, NULL, 0);
}
- ovsrec_interface_set_link_state(iface->cfg,
- iface_get_carrier(iface) ? "up" : "down");
-
error = netdev_get_mtu(iface->netdev, &mtu);
- if (!error && mtu != INT_MAX) {
+ if (!error) {
mtu_64 = mtu;
ovsrec_interface_set_mtu(iface->cfg, &mtu_64, 1);
}
}
}
-/* Writes 'iface''s CFM statistics to the database. Returns true if anything
- * changed, false otherwise. */
-static bool
+/* Writes 'iface''s CFM statistics to the database. */
+static void
iface_refresh_cfm_stats(struct iface *iface)
{
const struct ovsrec_interface *cfg = iface->cfg;
- bool changed = false;
- int fault;
-
- fault = ofproto_port_get_cfm_fault(iface->port->bridge->ofproto,
- iface->ofp_port);
+ int fault, error;
+ const uint64_t *rmps;
+ size_t n_rmps;
- if (fault < 0) {
- return false;
+ if (iface_is_synthetic(iface)) {
+ return;
}
- if (cfg->n_cfm_fault != 1 || cfg->cfm_fault[0] != fault) {
+ fault = ofproto_port_get_cfm_fault(iface->port->bridge->ofproto,
+ iface->ofp_port);
+ if (fault >= 0) {
bool fault_bool = fault;
ovsrec_interface_set_cfm_fault(cfg, &fault_bool, 1);
- changed = true;
+ } else {
+ ovsrec_interface_set_cfm_fault(cfg, NULL, 0);
}
- return changed;
-}
-
-static bool
-iface_refresh_lacp_stats(struct iface *iface)
-{
- struct ofproto *ofproto = iface->port->bridge->ofproto;
- int old = iface->cfg->lacp_current ? *iface->cfg->lacp_current : -1;
- int new = ofproto_port_is_lacp_current(ofproto, iface->ofp_port);
-
- if (old != new) {
- bool current = new;
- ovsrec_interface_set_lacp_current(iface->cfg, ¤t, new >= 0);
+ error = ofproto_port_get_cfm_remote_mpids(iface->port->bridge->ofproto,
+ iface->ofp_port, &rmps, &n_rmps);
+ if (error >= 0) {
+ ovsrec_interface_set_cfm_remote_mpids(cfg, (const int64_t *)rmps,
+ n_rmps);
+ } else {
+ ovsrec_interface_set_cfm_remote_mpids(cfg, NULL, 0);
}
- return old != new;
}
static void
#undef IFACE_STATS
}
+static void
+br_refresh_stp_status(struct bridge *br)
+{
+ struct ofproto *ofproto = br->ofproto;
+ struct ofproto_stp_status status;
+ char *keys[3], *values[3];
+ size_t i;
+
+ if (ofproto_get_stp_status(ofproto, &status)) {
+ return;
+ }
+
+ if (!status.enabled) {
+ ovsrec_bridge_set_status(br->cfg, NULL, NULL, 0);
+ return;
+ }
+
+ keys[0] = "stp_bridge_id",
+ values[0] = xasprintf(STP_ID_FMT, STP_ID_ARGS(status.bridge_id));
+ keys[1] = "stp_designated_root",
+ values[1] = xasprintf(STP_ID_FMT, STP_ID_ARGS(status.designated_root));
+ keys[2] = "stp_root_path_cost",
+ values[2] = xasprintf("%d", status.root_path_cost);
+
+ ovsrec_bridge_set_status(br->cfg, keys, values, ARRAY_SIZE(values));
+
+ for (i = 0; i < ARRAY_SIZE(values); i++) {
+ free(values[i]);
+ }
+}
+
+static void
+port_refresh_stp_status(struct port *port)
+{
+ struct ofproto *ofproto = port->bridge->ofproto;
+ struct iface *iface;
+ struct ofproto_port_stp_status status;
+ char *keys[4], *values[4];
+ size_t i;
+
+ if (port_is_synthetic(port)) {
+ return;
+ }
+
+ /* STP doesn't currently support bonds. */
+ if (!list_is_singleton(&port->ifaces)) {
+ ovsrec_port_set_status(port->cfg, NULL, NULL, 0);
+ return;
+ }
+
+ iface = CONTAINER_OF(list_front(&port->ifaces), struct iface, port_elem);
+
+ if (ofproto_port_get_stp_status(ofproto, iface->ofp_port, &status)) {
+ return;
+ }
+
+ if (!status.enabled) {
+ ovsrec_port_set_status(port->cfg, NULL, NULL, 0);
+ return;
+ }
+
+ keys[0] = "stp_port_id";
+ values[0] = xasprintf(STP_PORT_ID_FMT, status.port_id);
+ keys[1] = "stp_state";
+ values[1] = xstrdup(stp_state_name(status.state));
+ keys[2] = "stp_sec_in_state";
+ values[2] = xasprintf("%u", status.sec_in_state);
+ keys[3] = "stp_role";
+ values[3] = xstrdup(stp_role_name(status.role));
+
+ ovsrec_port_set_status(port->cfg, keys, values, ARRAY_SIZE(values));
+
+ for (i = 0; i < ARRAY_SIZE(values); i++) {
+ free(values[i]);
+ }
+}
+
static bool
enable_system_stats(const struct ovsrec_open_vswitch *cfg)
{
ofproto_free_ofproto_controller_info(&info);
}
+static void
+refresh_cfm_stats(void)
+{
+ static struct ovsdb_idl_txn *txn = NULL;
+
+ if (!txn) {
+ struct bridge *br;
+
+ txn = ovsdb_idl_txn_create(idl);
+
+ HMAP_FOR_EACH (br, node, &all_bridges) {
+ struct iface *iface;
+
+ HMAP_FOR_EACH (iface, name_node, &br->iface_by_name) {
+ iface_refresh_cfm_stats(iface);
+ }
+ }
+ }
+
+ if (ovsdb_idl_txn_commit(txn) != TXN_INCOMPLETE) {
+ ovsdb_idl_txn_destroy(txn);
+ txn = NULL;
+ }
+}
+
void
bridge_run(void)
{
if (time_msec() >= db_limiter) {
struct ovsdb_idl_txn *txn;
- bool changed = false;
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) {
- struct iface *iface;
+ 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;
+ }
- LIST_FOR_EACH (iface, port_elem, &port->ifaces) {
- changed = iface_refresh_cfm_stats(iface) || changed;
- changed = iface_refresh_lacp_stats(iface) || changed;
+ 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 (changed) {
+ if (ovsdb_idl_txn_commit(txn) != TXN_UNCHANGED) {
db_limiter = time_msec() + DB_LIMIT_INTERVAL;
}
-
- ovsdb_idl_txn_commit(txn);
ovsdb_idl_txn_destroy(txn);
}
+
+ refresh_cfm_stats();
}
void
}
}
+/* Returns true if 'a' and 'b' are the same except that any number of slashes
+ * in either string are treated as equal to any number of slashes in the other,
+ * e.g. "x///y" is equal to "x/y". */
+static bool
+equal_pathnames(const char *a, const char *b)
+{
+ while (*a == *b) {
+ if (*a == '/') {
+ a += strspn(a, "/");
+ b += strspn(b, "/");
+ } else if (*a == '\0') {
+ return true;
+ } else {
+ a++;
+ b++;
+ }
+ }
+ return false;
+}
+
static void
bridge_configure_remotes(struct bridge *br,
const struct sockaddr_in *managers, size_t n_managers)
if (!strncmp(c->target, "punix:", 6)
|| !strncmp(c->target, "unix:", 5)) {
static struct vlog_rate_limit rl = VLOG_RATE_LIMIT_INIT(1, 5);
+ char *whitelist;
+
+ whitelist = xasprintf("unix:%s/%s.controller",
+ ovs_rundir(), br->name);
+ if (!equal_pathnames(c->target, whitelist)) {
+ /* Prevent remote ovsdb-server users from accessing arbitrary
+ * Unix domain sockets and overwriting arbitrary local
+ * files. */
+ VLOG_ERR_RL(&rl, "bridge %s: Not adding Unix domain socket "
+ "controller \"%s\" due to possibility for remote "
+ "exploit. Instead, specify whitelisted \"%s\" or "
+ "connect to \"unix:%s/%s.mgmt\" (which is always "
+ "available without special configuration).",
+ br->name, c->target, whitelist,
+ ovs_rundir(), br->name);
+ free(whitelist);
+ continue;
+ }
- /* Prevent remote ovsdb-server users from accessing arbitrary Unix
- * domain sockets and overwriting arbitrary local files. */
- VLOG_ERR_RL(&rl, "bridge %s: not adding Unix domain socket "
- "controller \"%s\" due to possibility for remote "
- "exploit", br->name, c->target);
- continue;
+ free(whitelist);
}
bridge_configure_local_iface_netdev(br, c);
&& !shash_add_once(&new_ifaces, cfg->name, cfg)) {
VLOG_WARN("port %s: %s specified twice as port interface",
port->name, cfg->name);
- iface_set_ofport(cfg, -1);
+ iface_clear_db_record(cfg);
}
}
netdev_set_miimon_interval(iface->netdev, miimon_interval);
}
}
+
+/* Returns true if 'port' is synthetic, that is, if we constructed it locally
+ * instead of obtaining it from the database. */
+static bool
+port_is_synthetic(const struct port *port)
+{
+ return ovsdb_idl_row_is_synthetic(&port->cfg->header_);
+}
\f
/* Interface functions. */
}
}
+/* Clears all of the fields in 'if_cfg' that indicate interface status, and
+ * sets the "ofport" field to -1.
+ *
+ * This is appropriate when 'if_cfg''s interface cannot be created or is
+ * otherwise invalid. */
+static void
+iface_clear_db_record(const struct ovsrec_interface *if_cfg)
+{
+ if (!ovsdb_idl_row_is_synthetic(&if_cfg->header_)) {
+ iface_set_ofport(if_cfg, -1);
+ ovsrec_interface_set_status(if_cfg, NULL, NULL, 0);
+ ovsrec_interface_set_admin_state(if_cfg, NULL);
+ ovsrec_interface_set_duplex(if_cfg, NULL);
+ ovsrec_interface_set_link_speed(if_cfg, NULL, 0);
+ ovsrec_interface_set_link_state(if_cfg, NULL);
+ ovsrec_interface_set_mtu(if_cfg, NULL, 0);
+ ovsrec_interface_set_cfm_fault(if_cfg, NULL, 0);
+ ovsrec_interface_set_cfm_remote_mpids(if_cfg, NULL, 0);
+ ovsrec_interface_set_lacp_current(if_cfg, NULL, 0);
+ ovsrec_interface_set_statistics(if_cfg, NULL, NULL, 0);
+ }
+}
+
/* Adds the 'n' key-value pairs in 'keys' in 'values' to 'shash'.
*
* The value strings in '*shash' are taken directly from values[], not copied,
iface_configure_cfm(struct iface *iface)
{
const struct ovsrec_interface *cfg = iface->cfg;
+ const char *extended_str, *opstate_str;
struct cfm_settings s;
- uint16_t remote_mpid;
- if (!cfg->n_cfm_mpid || !cfg->n_cfm_remote_mpid) {
+ if (!cfg->n_cfm_mpid) {
ofproto_port_clear_cfm(iface->port->bridge->ofproto, iface->ofp_port);
return;
}
s.mpid = *cfg->cfm_mpid;
- remote_mpid = *cfg->cfm_remote_mpid;
- s.remote_mpids = &remote_mpid;
- s.n_remote_mpids = 1;
-
s.interval = atoi(get_interface_other_config(iface->cfg, "cfm_interval",
"0"));
+ s.ccm_vlan = atoi(get_interface_other_config(iface->cfg, "cfm_ccm_vlan",
+ "0"));
if (s.interval <= 0) {
s.interval = 1000;
}
- ofproto_port_set_cfm(iface->port->bridge->ofproto, iface->ofp_port, &s);
-}
+ extended_str = get_interface_other_config(iface->cfg, "cfm_extended",
+ "false");
+ s.extended = !strcasecmp("true", extended_str);
-/* Read carrier or miimon status directly from 'iface''s netdev, according to
- * how 'iface''s port is configured.
- *
- * Returns true if 'iface' is up, false otherwise. */
-static bool
-iface_get_carrier(const struct iface *iface)
-{
- /* XXX */
- return netdev_get_carrier(iface->netdev);
+ opstate_str = get_interface_other_config(iface->cfg, "cfm_opstate", "up");
+ s.opup = !strcasecmp("up", opstate_str);
+
+ ofproto_port_set_cfm(iface->port->bridge->ofproto, iface->ofp_port, &s);
}
/* Returns true if 'iface' is synthetic, that is, if we constructed it locally