-/* Copyright (c) 2008, 2009, 2010, 2011, 2012 Nicira Networks
+/* Copyright (c) 2008, 2009, 2010, 2011, 2012, 2013 Nicira, Inc.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
#include <config.h>
#include "bridge.h"
-#include <assert.h>
#include <errno.h>
#include <inttypes.h>
#include <stdlib.h>
#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"
#include "sha1.h"
#include "shash.h"
+#include "smap.h"
#include "socket-util.h"
#include "stream.h"
#include "stream-ssl.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
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_mac_idle_time(struct bridge *);
+static void bridge_configure_mac_table(struct bridge *);
static void bridge_configure_sflow(struct bridge *, int *sflow_bridge_number);
static void bridge_configure_stp(struct bridge *);
static void bridge_configure_tables(struct bridge *);
+static void bridge_configure_dp_desc(struct bridge *);
static void bridge_configure_remotes(struct bridge *,
const struct sockaddr_in *managers,
size_t n_managers);
static void port_configure(struct port *);
static struct lacp_settings *port_configure_lacp(struct port *,
struct lacp_settings *);
-static void port_configure_bond(struct port *, struct bond_settings *,
- uint32_t *bond_stable_ids);
+static void port_configure_bond(struct port *, struct bond_settings *);
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 mirror_refresh_stats(struct mirror *);
static void iface_configure_lacp(struct iface *, struct lacp_slave_settings *);
-static void iface_create(struct bridge *, struct if_cfg *, int ofp_port);
+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 iface_refresh_stats(struct iface *);
static void iface_refresh_status(struct iface *);
static bool iface_is_synthetic(const struct iface *);
-static void shash_from_ovs_idl_map(char **keys, char **values, size_t n,
- struct shash *);
-static void shash_to_ovs_idl_map(struct shash *,
- char ***keys, char ***values, size_t *n);
+static int64_t iface_pick_ofport(const struct ovsrec_interface *);
/* Linux VLAN device support (e.g. "eth0.10" for VLAN 10.)
*
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 = iface_pick_ofport(if_cfg);
+
+ shash_add(&iface_hints, if_cfg->name, iface_hint);
+ }
+ }
+ }
+ }
+
+ ofproto_init(&iface_hints);
+
+ shash_destroy_free_data(&iface_hints);
+ initialized = true;
+}
\f
/* Public functions. */
bridge_init(const char *remote)
{
/* Create connection to database. */
- idl = ovsdb_idl_create(remote, &ovsrec_idl_class, true);
+ idl = ovsdb_idl_create(remote, &ovsrec_idl_class, true, 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_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_mac_in_use);
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_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);
COVERAGE_INC(bridge_reconfigure);
- assert(!reconfiguring);
+ ovs_assert(!reconfiguring);
reconfiguring = true;
/* Destroy "struct bridge"s, "struct port"s, and "struct iface"s according
iface_clear_db_record(if_cfg->cfg);
}
}
+
+ reconfigure_system_stats(ovs_cfg);
}
static bool
struct ofpp_garbage *garbage, *next;
LIST_FOR_EACH_SAFE (garbage, next, list_node, &br->ofpp_garbage) {
+ /* It's a bit dangerous to call bridge_run_fast() here as ofproto's
+ * internal datastructures may not be consistent. Eventually, when
+ * port additions and deletions are cheaper, these calls should be
+ * removed. */
+ bridge_run_fast();
ofproto_port_del(br->ofproto, garbage->ofp_port);
list_remove(&garbage->list_node);
free(garbage);
if (time_msec() >= deadline) {
return false;
}
+ bridge_run_fast();
}
}
struct bridge *br;
bool done;
- assert(reconfiguring);
+ ovs_assert(reconfiguring);
done = bridge_reconfigure_ofp();
/* Complete the configuration. */
bridge_configure_mirrors(br);
bridge_configure_flow_eviction_threshold(br);
bridge_configure_forward_bpdu(br);
- bridge_configure_mac_idle_time(br);
+ bridge_configure_mac_table(br);
bridge_configure_remotes(br, managers, n_managers);
bridge_configure_netflow(br);
bridge_configure_sflow(br, &sflow_bridge_number);
bridge_configure_stp(br);
bridge_configure_tables(br);
+ bridge_configure_dp_desc(br);
}
free(managers);
* forked us to exit successfully. */
daemonize_complete();
reconfiguring = false;
+
+ VLOG_INFO_ONCE("%s (Open vSwitch) %s", program_name, VERSION);
}
return done;
s.vlan_mode = PORT_VLAN_TRUNK;
}
}
- s.use_priority_tags = !strcmp("true", ovsrec_port_get_other_config_value(
- cfg, "priority-tags", ""));
+ s.use_priority_tags = smap_get_bool(&cfg->other_config, "priority-tags",
+ false);
/* Get LACP settings. */
s.lacp = port_configure_lacp(port, &lacp_settings);
/* Get bond settings. */
if (s.n_slaves > 1) {
s.bond = &bond_settings;
- s.bond_stable_ids = xmalloc(s.n_slaves * sizeof *s.bond_stable_ids);
- port_configure_bond(port, &bond_settings, s.bond_stable_ids);
+ port_configure_bond(port, &bond_settings);
} else {
s.bond = NULL;
- s.bond_stable_ids = NULL;
-
LIST_FOR_EACH (iface, port_elem, &port->ifaces) {
netdev_set_miimon_interval(iface->netdev, 0);
}
free(s.slaves);
free(s.trunks);
free(s.lacp_slaves);
- free(s.bond_stable_ids);
}
/* Pick local port hardware address and datapath ID for 'br'. */
memcpy(br->ea, ea, ETH_ADDR_LEN);
dpid = bridge_pick_datapath_id(br, ea, hw_addr_iface);
- ofproto_set_datapath_id(br->ofproto, dpid);
+ if (dpid != ofproto_get_datapath_id(br->ofproto)) {
+ VLOG_INFO("bridge %s: using datapath ID %016"PRIx64, br->name, dpid);
+ ofproto_set_datapath_id(br->ofproto, dpid);
+ }
dpid_string = xasprintf("%016"PRIx64, dpid);
ovsrec_bridge_set_datapath_id(br->cfg, dpid_string);
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;
- config_str = ovsrec_port_get_other_config_value(port->cfg, "stp-enable",
- NULL);
- if (config_str && !strcmp(config_str, "false")) {
+ if (!smap_get_bool(&port->cfg->other_config, "stp-enable", true)) {
port_s->enable = false;
return;
} else {
return;
}
- config_str = ovsrec_port_get_other_config_value(port->cfg, "stp-port-num",
- NULL);
+ config_str = smap_get(&port->cfg->other_config, "stp-port-num");
if (config_str) {
unsigned long int port_num = strtoul(config_str, NULL, 0);
int port_idx = port_num - 1;
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->port_num = (*port_num_counter)++;
}
- config_str = ovsrec_port_get_other_config_value(port->cfg, "stp-path-cost",
- NULL);
+ config_str = smap_get(&port->cfg->other_config, "stp-path-cost");
if (config_str) {
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 = ovsrec_port_get_other_config_value(port->cfg,
- "stp-port-priority",
- NULL);
+ config_str = smap_get(&port->cfg->other_config, "stp-port-priority");
if (config_str) {
port_s->priority = strtoul(config_str, NULL, 0);
} else {
int port_num_counter;
unsigned long *port_num_bitmap;
- config_str = ovsrec_bridge_get_other_config_value(br->cfg,
- "stp-system-id",
- NULL);
+ config_str = smap_get(&br->cfg->other_config, "stp-system-id");
if (config_str) {
uint8_t ea[ETH_ADDR_LEN];
br_s.system_id = eth_addr_to_uint64(br->ea);
}
- config_str = ovsrec_bridge_get_other_config_value(br->cfg,
- "stp-priority",
- NULL);
+ config_str = smap_get(&br->cfg->other_config, "stp-priority");
if (config_str) {
br_s.priority = strtoul(config_str, NULL, 0);
} else {
br_s.priority = STP_DEFAULT_BRIDGE_PRIORITY;
}
- config_str = ovsrec_bridge_get_other_config_value(br->cfg,
- "stp-hello-time",
- NULL);
+ config_str = smap_get(&br->cfg->other_config, "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 = ovsrec_bridge_get_other_config_value(br->cfg,
- "stp-max-age",
- NULL);
+ config_str = smap_get(&br->cfg->other_config, "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 = ovsrec_bridge_get_other_config_value(br->cfg,
- "stp-forward-delay",
- NULL);
+ config_str = smap_get(&br->cfg->other_config, "stp-forward-delay");
if (config_str) {
br_s.fwd_delay = strtoul(config_str, NULL, 10) * 1000;
} else {
{
struct bridge *br = iface->port->bridge;
- assert(iface->ofp_port < 0 && ofp_port >= 0);
+ ovs_assert(iface->ofp_port < 0 && ofp_port >= 0);
iface->ofp_port = ofp_port;
hmap_insert(&br->ifaces, &iface->ofp_port_node, hash_int(ofp_port, 0));
iface_set_ofport(iface->cfg, ofp_port);
}
-static void
-bridge_ofproto_port_del(struct bridge *br, struct ofproto_port ofproto_port)
+/* Configures 'netdev' based on the "options" column in 'iface_cfg'.
+ * Returns 0 if successful, otherwise a positive errno value. */
+static int
+iface_set_netdev_config(const struct ovsrec_interface *iface_cfg,
+ struct netdev *netdev)
{
- int error = ofproto_port_del(br->ofproto, ofproto_port.ofp_port);
+ int error;
+
+ error = netdev_set_config(netdev, &iface_cfg->options);
if (error) {
- VLOG_WARN("bridge %s: failed to remove %s interface (%s)",
- br->name, ofproto_port.name, strerror(error));
+ VLOG_WARN("could not configure network device %s (%s)",
+ iface_cfg->name, strerror(error));
+ }
+ return error;
+}
+
+/* This function determines whether 'ofproto_port', which is attached to
+ * br->ofproto's datapath, is one that we want in 'br'.
+ *
+ * If it is, it returns true, after creating an iface (if necessary),
+ * configuring the iface's netdev according to the iface's options, and setting
+ * iface's ofp_port member to 'ofproto_port->ofp_port'.
+ *
+ * If, on the other hand, 'port' should be removed, it returns false. The
+ * caller should later detach the port from br->ofproto. */
+static bool
+bridge_refresh_one_ofp_port(struct bridge *br,
+ const struct ofproto_port *ofproto_port)
+{
+ const char *name = ofproto_port->name;
+ const char *type = ofproto_port->type;
+ uint16_t ofp_port = ofproto_port->ofp_port;
+
+ struct iface *iface = iface_lookup(br, name);
+ if (iface) {
+ /* Check that the name-to-number mapping is one-to-one. */
+ if (iface->ofp_port >= 0) {
+ VLOG_WARN("bridge %s: interface %s reported twice",
+ br->name, name);
+ return false;
+ } else if (iface_from_ofp_port(br, ofp_port)) {
+ VLOG_WARN("bridge %s: interface %"PRIu16" reported twice",
+ br->name, ofp_port);
+ return false;
+ }
+
+ /* There's a configured interface named 'name'. */
+ if (strcmp(type, iface->type)
+ || iface_set_netdev_config(iface->cfg, iface->netdev)) {
+ /* It's the wrong type, or it's the right type but can't be
+ * configured as the user requested, so we must destroy it. */
+ return false;
+ } else {
+ /* It's the right type and configured correctly. Keep it. */
+ iface_set_ofp_port(iface, ofp_port);
+ return true;
+ }
+ } else if (bridge_has_bond_fake_iface(br, name)
+ && !strcmp(type, "internal")) {
+ /* It's a bond fake iface. Keep it. */
+ return true;
} else {
- VLOG_INFO("bridge %s: removed interface %s (%d)", br->name,
- ofproto_port.name, ofproto_port.ofp_port);
+ /* There's no configured interface named 'name', but there might be an
+ * interface of that name queued to be created.
+ *
+ * If there is, and it has the correct type, then try to configure it
+ * and add it. If that's successful, we'll keep it. Otherwise, we'll
+ * delete it and later try to re-add it. */
+ struct if_cfg *if_cfg = if_cfg_lookup(br, name);
+ return (if_cfg
+ && !strcmp(type, iface_get_type(if_cfg->cfg, br->cfg))
+ && iface_create(br, if_cfg, ofp_port));
}
}
* already exist in the datapath and promote them to full fledged "struct
* iface"s. Mark ports in the datapath which don't belong as garbage. */
OFPROTO_PORT_FOR_EACH (&ofproto_port, &dump, br->ofproto) {
- struct iface *iface = iface_lookup(br, ofproto_port.name);
- if (iface) {
- if (iface->ofp_port >= 0) {
- VLOG_WARN("bridge %s: interface %s reported twice",
- br->name, ofproto_port.name);
- } else if (iface_from_ofp_port(br, ofproto_port.ofp_port)) {
- VLOG_WARN("bridge %s: interface %"PRIu16" reported twice",
- br->name, ofproto_port.ofp_port);
- } else if (!strcmp(ofproto_port.type, iface->type)) {
- iface_set_ofp_port(iface, ofproto_port.ofp_port);
- } else {
- /* Port has incorrect type so delete it later. */
- }
- } else {
- struct if_cfg *if_cfg = if_cfg_lookup(br, ofproto_port.name);
-
- if (if_cfg) {
- iface_create(br, if_cfg, ofproto_port.ofp_port);
- } else if (bridge_has_bond_fake_iface(br, ofproto_port.name)
- && strcmp(ofproto_port.type, "internal")) {
- /* Bond fake iface with the wrong type. */
- bridge_ofproto_port_del(br, ofproto_port);
- } else {
- struct ofpp_garbage *garbage = xmalloc(sizeof *garbage);
- garbage->ofp_port = ofproto_port.ofp_port;
- list_push_front(&br->ofpp_garbage, &garbage->list_node);
- }
+ if (!bridge_refresh_one_ofp_port(br, &ofproto_port)) {
+ struct ofpp_garbage *garbage = xmalloc(sizeof *garbage);
+ garbage->ofp_port = ofproto_port.ofp_port;
+ list_push_front(&br->ofpp_garbage, &garbage->list_node);
}
}
}
}
-/* Creates a new iface on 'br' based on 'if_cfg'. The new iface has OpenFlow
- * port number 'ofp_port'. If ofp_port is negative, an OpenFlow port is
- * automatically allocated for the iface. Takes ownership of and
- * deallocates 'if_cfg'. */
-static void
-iface_create(struct bridge *br, struct if_cfg *if_cfg, int ofp_port)
-{
- struct iface *iface;
- struct port *port;
+/* 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.
+ *
+ * If successful, returns 0 and stores the network device in '*netdevp'. On
+ * failure, returns a positive errno value and stores NULL in '*netdevp'. */
+static int
+iface_do_create(const struct bridge *br,
+ 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;
- assert(!iface_lookup(br, if_cfg->cfg->name));
-
- port = port_lookup(br, if_cfg->parent->name);
- if (!port) {
- port = port_create(br, if_cfg->parent);
+ error = netdev_open(iface_cfg->name,
+ iface_get_type(iface_cfg, br->cfg), &netdev);
+ if (error) {
+ VLOG_WARN("could not open network device %s (%s)",
+ iface_cfg->name, strerror(error));
+ goto error;
}
- iface = xzalloc(sizeof *iface);
- iface->port = port;
- iface->name = xstrdup(if_cfg->cfg->name);
- iface->ofp_port = -1;
- iface->netdev = NULL;
- iface->cfg = if_cfg->cfg;
- hmap_insert(&br->iface_by_name, &iface->name_node,
- hash_string(iface->name, 0));
- list_push_back(&port->ifaces, &iface->port_elem);
- iface->type = iface_get_type(iface->cfg, br->cfg);
- if (ofp_port >= 0) {
- iface_set_ofp_port(iface, ofp_port);
+ error = iface_set_netdev_config(iface_cfg, netdev);
+ if (error) {
+ goto error;
}
- hmap_remove(&br->if_cfg_todo, &if_cfg->hmap_node);
- free(if_cfg);
- if_cfg = NULL;
+ if (*ofp_portp < 0) {
+ uint16_t ofp_port = if_cfg->ofport;
- error = netdev_open(iface->name, iface->type, &iface->netdev);
- if (error) {
- VLOG_WARN("could not open network device %s (%s)", iface->name,
- strerror(error));
+ error = ofproto_port_add(br->ofproto, netdev, &ofp_port);
+ if (error) {
+ goto error;
+ }
+ *ofp_portp = ofp_port;
+
+ VLOG_INFO("bridge %s: added interface %s on port %d",
+ br->name, iface_cfg->name, *ofp_portp);
+ } else {
+ VLOG_DBG("bridge %s: interface %s is on port %d",
+ br->name, iface_cfg->name, *ofp_portp);
}
- if (iface->netdev
- && port->cfg->vlan_mode
- && !strcmp(port->cfg->vlan_mode, "splinter")) {
- netdev_turn_flags_on(iface->netdev, NETDEV_UP, true);
+ 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);
}
- /* Configure the netdev. */
- if (iface->netdev) {
- struct shash args;
+ *netdevp = netdev;
+ return 0;
- 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);
+error:
+ *netdevp = NULL;
+ netdev_close(netdev);
+ return error;
+}
- if (error) {
- VLOG_WARN("could not configure network device %s (%s)",
- iface->name, strerror(error));
- netdev_close(iface->netdev);
- iface->netdev = NULL;
- }
- }
+/* Creates a new iface on 'br' based on 'if_cfg'. The new iface has OpenFlow
+ * port number 'ofp_port'. If ofp_port is negative, an OpenFlow port is
+ * automatically allocated for the iface. Takes ownership of and
+ * deallocates 'if_cfg'.
+ *
+ * Return true if an iface is successfully created, false otherwise. */
+static bool
+iface_create(struct bridge *br, struct if_cfg *if_cfg, int ofp_port)
+{
+ const struct ovsrec_interface *iface_cfg = if_cfg->cfg;
+ const struct ovsrec_port *port_cfg = if_cfg->parent;
- /* Add the port, if necessary. */
- if (iface->netdev && iface->ofp_port < 0) {
- uint16_t new_ofp_port;
- int error;
+ struct netdev *netdev;
+ struct iface *iface;
+ struct port *port;
+ int error;
+ bool ok = true;
- error = ofproto_port_add(br->ofproto, iface->netdev, &new_ofp_port);
- if (!error) {
- VLOG_INFO("bridge %s: added interface %s (%d)", br->name,
- iface->name, new_ofp_port);
- iface_set_ofp_port(iface, new_ofp_port);
- } else {
- netdev_close(iface->netdev);
- iface->netdev = NULL;
- }
+ /* Do the bits that can fail up front.
+ *
+ * It's a bit dangerous to call bridge_run_fast() here as ofproto's
+ * internal datastructures may not be consistent. Eventually, when port
+ * additions and deletions are cheaper, these calls should be removed. */
+ bridge_run_fast();
+ ovs_assert(!iface_lookup(br, iface_cfg->name));
+ error = iface_do_create(br, if_cfg, &ofp_port, &netdev);
+ bridge_run_fast();
+ if (error) {
+ iface_set_ofport(iface_cfg, -1);
+ iface_clear_db_record(iface_cfg);
+ ok = false;
+ goto done;
}
- /* Initially populate stats columns. */
- if (iface->netdev) {
- iface_refresh_stats(iface);
- iface_refresh_status(iface);
+ /* Get or create the port structure. */
+ port = port_lookup(br, port_cfg->name);
+ if (!port) {
+ port = port_create(br, port_cfg);
}
- /* 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);
- } else {
- struct ofproto_port ofproto_port;
+ /* Create the iface structure. */
+ iface = xzalloc(sizeof *iface);
+ list_push_back(&port->ifaces, &iface->port_elem);
+ hmap_insert(&br->iface_by_name, &iface->name_node,
+ hash_string(iface_cfg->name, 0));
+ iface->port = port;
+ iface->name = xstrdup(iface_cfg->name);
+ iface->ofp_port = -1;
+ iface->netdev = netdev;
+ iface->type = iface_get_type(iface_cfg, br->cfg);
+ iface->cfg = iface_cfg;
- if (iface->netdev) {
- VLOG_ERR("bridge %s: missing %s interface, dropping",
- br->name, iface->name);
- } else {
- /* We already reported a related error, don't bother
- * duplicating it. */
- }
- if (!ofproto_port_query_by_name(br->ofproto, port->name,
- &ofproto_port)) {
- VLOG_INFO("bridge %s: removed interface %s (%d)",
- br->name, port->name, ofproto_port.ofp_port);
- bridge_ofproto_port_del(br, ofproto_port);
- ofproto_port_destroy(&ofproto_port);
- }
- iface_clear_db_record(iface->cfg);
- iface_destroy(iface);
- }
+ iface_set_ofp_port(iface, ofp_port);
- if (list_is_empty(&port->ifaces)) {
- port_destroy(port);
- return;
- }
+ /* Populate initial status in database. */
+ iface_refresh_stats(iface);
+ iface_refresh_status(iface);
/* Add bond fake iface if necessary. */
if (port_is_bond_fake_iface(port)) {
error = netdev_open(port->name, "internal", &netdev);
if (!error) {
- ofproto_port_add(br->ofproto, netdev, NULL);
+ uint16_t fake_ofp_port = if_cfg->ofport;
+
+ ofproto_port_add(br->ofproto, netdev, &fake_ofp_port);
netdev_close(netdev);
} else {
VLOG_WARN("could not open network device %s (%s)",
ofproto_port_destroy(&ofproto_port);
}
}
+
+done:
+ hmap_remove(&br->if_cfg_todo, &if_cfg->hmap_node);
+ free(if_cfg);
+
+ return ok;
}
/* Set Flow eviction threshold */
const char *threshold_str;
unsigned threshold;
- threshold_str =
- ovsrec_bridge_get_other_config_value(br->cfg,
- "flow-eviction-threshold",
- NULL);
+ threshold_str = smap_get(&br->cfg->other_config,
+ "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);
}
static void
bridge_configure_forward_bpdu(struct bridge *br)
{
- const char *forward_bpdu_str;
- bool forward_bpdu = false;
-
- forward_bpdu_str = ovsrec_bridge_get_other_config_value(br->cfg,
- "forward-bpdu",
- NULL);
- if (forward_bpdu_str && !strcmp(forward_bpdu_str, "true")) {
- forward_bpdu = true;
- }
- ofproto_set_forward_bpdu(br->ofproto, forward_bpdu);
+ ofproto_set_forward_bpdu(br->ofproto,
+ smap_get_bool(&br->cfg->other_config,
+ "forward-bpdu",
+ false));
}
-/* Set MAC aging time for 'br'. */
+/* Set MAC learning table configuration for 'br'. */
static void
-bridge_configure_mac_idle_time(struct bridge *br)
+bridge_configure_mac_table(struct bridge *br)
{
const char *idle_time_str;
int idle_time;
- idle_time_str = ovsrec_bridge_get_other_config_value(br->cfg,
- "mac-aging-time",
- NULL);
+ const char *mac_table_size_str;
+ int mac_table_size;
+
+ idle_time_str = smap_get(&br->cfg->other_config, "mac-aging-time");
idle_time = (idle_time_str && atoi(idle_time_str)
? atoi(idle_time_str)
: MAC_ENTRY_DEFAULT_IDLE_TIME);
- ofproto_set_mac_idle_time(br->ofproto, idle_time);
+
+ mac_table_size_str = smap_get(&br->cfg->other_config, "mac-table-size");
+ mac_table_size = (mac_table_size_str && atoi(mac_table_size_str)
+ ? atoi(mac_table_size_str)
+ : MAC_DEFAULT_MAX);
+
+ ofproto_set_mac_table_config(br->ofproto, idle_time, mac_table_size);
}
static void
*hw_addr_iface = NULL;
/* Did the user request a particular MAC? */
- hwaddr = ovsrec_bridge_get_other_config_value(br->cfg, "hwaddr", NULL);
+ hwaddr = smap_get(&br->cfg->other_config, "hwaddr");
if (hwaddr && eth_addr_from_string(hwaddr, ea)) {
if (eth_addr_is_multicast(ea)) {
VLOG_ERR("bridge %s: cannot set MAC address to multicast "
found_addr = true;
}
}
- if (found_addr) {
- VLOG_DBG("bridge %s: using bridge Ethernet address "ETH_ADDR_FMT,
- br->name, ETH_ADDR_ARGS(ea));
- } else {
- static struct vlog_rate_limit rl = VLOG_RATE_LIMIT_INIT(1, 10);
+
+ if (!found_addr) {
memcpy(ea, br->default_ea, ETH_ADDR_LEN);
*hw_addr_iface = NULL;
- VLOG_WARN_RL(&rl, "bridge %s: using default bridge Ethernet "
- "address "ETH_ADDR_FMT, br->name, ETH_ADDR_ARGS(ea));
}
hmapx_destroy(&mirror_output_ports);
const char *datapath_id;
uint64_t dpid;
- datapath_id = ovsrec_bridge_get_other_config_value(br->cfg, "datapath-id",
- NULL);
+ datapath_id = smap_get(&br->cfg->other_config, "datapath-id");
if (datapath_id && dpid_from_string(datapath_id, &dpid)) {
return dpid;
}
static void
iface_refresh_status(struct iface *iface)
{
- struct shash sh;
+ struct smap smap;
enum netdev_features current;
- enum netdev_flags flags;
int64_t bps;
int mtu;
int64_t mtu_64;
+ uint8_t mac[ETH_ADDR_LEN];
int error;
if (iface_is_synthetic(iface)) {
return;
}
- shash_init(&sh);
-
- if (!netdev_get_drv_info(iface->netdev, &sh)) {
- size_t n;
- char **keys, **values;
+ smap_init(&smap);
- shash_to_ovs_idl_map(&sh, &keys, &values, &n);
- ovsrec_interface_set_status(iface->cfg, keys, values, n);
-
- free(keys);
- free(values);
+ if (!netdev_get_status(iface->netdev, &smap)) {
+ ovsrec_interface_set_status(iface->cfg, &smap);
} else {
- ovsrec_interface_set_status(iface->cfg, NULL, NULL, 0);
+ ovsrec_interface_set_status(iface->cfg, NULL);
}
- shash_destroy_free_data(&sh);
-
- 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);
- }
+ smap_destroy(&smap);
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 {
+ } else {
ovsrec_interface_set_duplex(iface->cfg, NULL);
ovsrec_interface_set_link_speed(iface->cfg, NULL, 0);
}
if (!error) {
mtu_64 = mtu;
ovsrec_interface_set_mtu(iface->cfg, &mtu_64, 1);
- }
- else {
+ } else {
ovsrec_interface_set_mtu(iface->cfg, NULL, 0);
}
+
+ error = netdev_get_etheraddr(iface->netdev, mac);
+ if (!error) {
+ char mac_string[32];
+
+ sprintf(mac_string, ETH_ADDR_FMT, ETH_ADDR_ARGS(mac));
+ ovsrec_interface_set_mac_in_use(iface->cfg, mac_string);
+ } else {
+ ovsrec_interface_set_mac_in_use(iface->cfg, NULL);
+ }
}
-/* 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;
- const uint64_t *rmps;
- size_t n_rmps;
- int health;
-
- if (iface_is_synthetic(iface)) {
- return;
- }
+ struct ofproto_cfm_status status;
- fault = ofproto_port_get_cfm_fault(iface->port->bridge->ofproto,
- iface->ofp_port);
- if (fault >= 0) {
+ if (!ofproto_port_get_cfm_status(iface->port->bridge->ofproto,
+ iface->ofp_port, &status)) {
+ ovsrec_interface_set_cfm_fault(cfg, NULL, 0);
+ ovsrec_interface_set_cfm_fault_status(cfg, NULL, 0);
+ ovsrec_interface_set_cfm_remote_opstate(cfg, NULL);
+ ovsrec_interface_set_cfm_health(cfg, NULL, 0);
+ ovsrec_interface_set_cfm_remote_mpids(cfg, NULL, 0);
+ } else {
const char *reasons[CFM_FAULT_N_REASONS];
- bool fault_bool = fault;
+ int64_t cfm_health = status.health;
+ bool faulted = status.faults != 0;
size_t i, j;
+ ovsrec_interface_set_cfm_fault(cfg, &faulted, 1);
+
j = 0;
for (i = 0; i < CFM_FAULT_N_REASONS; i++) {
int reason = 1 << i;
- if (fault & reason) {
+ if (status.faults & reason) {
reasons[j++] = cfm_fault_reason_to_str(reason);
}
}
-
- ovsrec_interface_set_cfm_fault(cfg, &fault_bool, 1);
ovsrec_interface_set_cfm_fault_status(cfg, (char **) reasons, j);
- } else {
- ovsrec_interface_set_cfm_fault(cfg, NULL, 0);
- ovsrec_interface_set_cfm_fault_status(cfg, NULL, 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);
- }
+ if (status.remote_opstate >= 0) {
+ const char *remote_opstate = status.remote_opstate ? "up" : "down";
+ ovsrec_interface_set_cfm_remote_opstate(cfg, remote_opstate);
+ } else {
+ ovsrec_interface_set_cfm_remote_opstate(cfg, NULL);
+ }
- health = ofproto_port_get_cfm_health(iface->port->bridge->ofproto,
- iface->ofp_port);
- if (health >= 0) {
- int64_t cfm_health = health;
- ovsrec_interface_set_cfm_health(cfg, &cfm_health, 1);
- } else {
- ovsrec_interface_set_cfm_health(cfg, NULL, 0);
+ ovsrec_interface_set_cfm_remote_mpids(cfg,
+ (const int64_t *)status.rmps,
+ status.n_rmps);
+ if (cfm_health >= 0) {
+ ovsrec_interface_set_cfm_health(cfg, &cfm_health, 1);
+ } else {
+ ovsrec_interface_set_cfm_health(cfg, NULL, 0);
+ }
}
}
#define IFACE_STAT(MEMBER, NAME) values[i++] = stats.MEMBER;
IFACE_STATS;
#undef IFACE_STAT
- assert(i == ARRAY_SIZE(keys));
+ ovs_assert(i == ARRAY_SIZE(keys));
ovsrec_interface_set_statistics(iface->cfg, keys, values,
ARRAY_SIZE(keys));
static void
br_refresh_stp_status(struct bridge *br)
{
+ struct smap smap = SMAP_INITIALIZER(&smap);
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);
+ ovsrec_bridge_set_status(br->cfg, NULL);
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);
+ smap_add_format(&smap, "stp_bridge_id", STP_ID_FMT,
+ STP_ID_ARGS(status.bridge_id));
+ smap_add_format(&smap, "stp_designated_root", STP_ID_FMT,
+ STP_ID_ARGS(status.designated_root));
+ smap_add_format(&smap, "stp_root_path_cost", "%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]);
- }
+ ovsrec_bridge_set_status(br->cfg, &smap);
+ smap_destroy(&smap);
}
static void
struct ofproto *ofproto = port->bridge->ofproto;
struct iface *iface;
struct ofproto_port_stp_status status;
- char *keys[4];
- char *str_values[4];
+ char *keys[3];
int64_t int_values[3];
- size_t i;
+ struct smap smap;
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);
+ ovsrec_port_set_status(port->cfg, NULL);
return;
}
}
if (!status.enabled) {
- ovsrec_port_set_status(port->cfg, NULL, NULL, 0);
+ ovsrec_port_set_status(port->cfg, NULL);
ovsrec_port_set_statistics(port->cfg, NULL, NULL, 0);
return;
}
/* Set Status column. */
- keys[0] = "stp_port_id";
- str_values[0] = xasprintf(STP_PORT_ID_FMT, status.port_id);
- keys[1] = "stp_state";
- str_values[1] = xstrdup(stp_state_name(status.state));
- keys[2] = "stp_sec_in_state";
- str_values[2] = xasprintf("%u", status.sec_in_state);
- keys[3] = "stp_role";
- str_values[3] = xstrdup(stp_role_name(status.role));
-
- ovsrec_port_set_status(port->cfg, keys, str_values,
- ARRAY_SIZE(str_values));
-
- for (i = 0; i < ARRAY_SIZE(str_values); i++) {
- free(str_values[i]);
- }
+ smap_init(&smap);
+ smap_add_format(&smap, "stp_port_id", STP_PORT_ID_FMT, status.port_id);
+ smap_add(&smap, "stp_state", stp_state_name(status.state));
+ smap_add_format(&smap, "stp_sec_in_state", "%u", status.sec_in_state);
+ smap_add(&smap, "stp_role", stp_role_name(status.role));
+ ovsrec_port_set_status(port->cfg, &smap);
+ smap_destroy(&smap);
/* Set Statistics column. */
keys[0] = "stp_tx_count";
static bool
enable_system_stats(const struct ovsrec_open_vswitch *cfg)
{
- const char *enable;
+ return smap_get_bool(&cfg->other_config, "enable-statistics", false);
+}
- /* Use other-config:enable-system-stats by preference. */
- enable = ovsrec_open_vswitch_get_other_config_value(cfg,
- "enable-statistics",
- NULL);
- if (enable) {
- return !strcmp(enable, "true");
- }
+static void
+reconfigure_system_stats(const struct ovsrec_open_vswitch *cfg)
+{
+ bool enable = enable_system_stats(cfg);
- /* Disable by default. */
- return false;
+ system_stats_enable(enable);
+ if (!enable) {
+ ovsrec_open_vswitch_set_statistics(cfg, NULL);
+ }
}
static void
-refresh_system_stats(const struct ovsrec_open_vswitch *cfg)
+run_system_stats(void)
{
- struct ovsdb_datum datum;
- struct shash stats;
+ const struct ovsrec_open_vswitch *cfg = ovsrec_open_vswitch_first(idl);
+ struct smap *stats;
- shash_init(&stats);
- if (enable_system_stats(cfg)) {
- get_system_stats(&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);
- ovsdb_datum_from_shash(&datum, &stats);
- ovsdb_idl_txn_write(&cfg->header_, &ovsrec_open_vswitch_col_statistics,
- &datum);
+ free(stats);
+ }
}
static inline const char *
-nx_role_to_str(enum nx_role role)
+ofp12_controller_role_to_str(enum ofp12_controller_role role)
{
switch (role) {
- case NX_ROLE_OTHER:
+ case OFPCR12_ROLE_EQUAL:
return "other";
- case NX_ROLE_MASTER:
+ case OFPCR12_ROLE_MASTER:
return "master";
- case NX_ROLE_SLAVE:
+ case OFPCR12_ROLE_SLAVE:
return "slave";
+ case OFPCR12_ROLE_NOCHANGE:
default:
return "*** INVALID ROLE ***";
}
shash_find_data(&info, cfg->target);
if (cinfo) {
+ struct smap smap = SMAP_INITIALIZER(&smap);
+ const char **values = cinfo->pairs.values;
+ const char **keys = cinfo->pairs.keys;
+ size_t i;
+
+ for (i = 0; i < cinfo->pairs.n; i++) {
+ smap_add(&smap, keys[i], values[i]);
+ }
+
ovsrec_controller_set_is_connected(cfg, cinfo->is_connected);
- ovsrec_controller_set_role(cfg, nx_role_to_str(cinfo->role));
- ovsrec_controller_set_status(cfg, (char **) cinfo->pairs.keys,
- (char **) cinfo->pairs.values,
- cinfo->pairs.n);
+ ovsrec_controller_set_role(cfg, ofp12_controller_role_to_str(
+ cinfo->role));
+ ovsrec_controller_set_status(cfg, &smap);
+ smap_destroy(&smap);
} else {
ovsrec_controller_set_is_connected(cfg, false);
ovsrec_controller_set_role(cfg, NULL);
- ovsrec_controller_set_status(cfg, NULL, NULL, 0);
+ ovsrec_controller_set_status(cfg, NULL);
}
}
ofproto_free_ofproto_controller_info(&info);
}
+\f
+/* "Instant" stats.
+ *
+ * Some information in the database must be kept as up-to-date as possible to
+ * allow controllers to respond rapidly to network outages. We call these
+ * statistics "instant" stats.
+ *
+ * We wish to update these statistics every INSTANT_INTERVAL_MSEC milliseconds,
+ * assuming that they've changed. The only means we have to determine whether
+ * they have changed are:
+ *
+ * - Try to commit changes to the database. If nothing changed, then
+ * ovsdb_idl_txn_commit() returns TXN_UNCHANGED, otherwise some other
+ * value.
+ *
+ * - instant_stats_run() is called late in the run loop, after anything that
+ * might change any of the instant stats.
+ *
+ * We use these two facts together to avoid waking the process up every
+ * INSTANT_INTERVAL_MSEC whether there is any change or not.
+ */
+
+/* Minimum interval between writing updates to the instant stats to the
+ * database. */
+#define INSTANT_INTERVAL_MSEC 100
+
+/* Current instant stats database transaction, NULL if there is no ongoing
+ * transaction. */
+static struct ovsdb_idl_txn *instant_txn;
+
+/* Next time (in msec on monotonic clock) at which we will update the instant
+ * stats. */
+static long long int instant_next_txn = LLONG_MIN;
+
+/* True if the run loop has run since we last saw that the instant stats were
+ * unchanged, that is, this is true if we need to wake up at 'instant_next_txn'
+ * to refresh the instant stats. */
+static bool instant_stats_could_have_changed;
static void
-refresh_cfm_stats(void)
+instant_stats_run(void)
{
- static struct ovsdb_idl_txn *txn = NULL;
+ enum ovsdb_idl_txn_status status;
+
+ instant_stats_could_have_changed = true;
- if (!txn) {
+ if (!instant_txn) {
struct bridge *br;
- txn = ovsdb_idl_txn_create(idl);
+ if (time_msec() < instant_next_txn) {
+ return;
+ }
+ instant_next_txn = time_msec() + INSTANT_INTERVAL_MSEC;
+ instant_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) {
+ 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);
}
}
}
- if (ovsdb_idl_txn_commit(txn) != TXN_INCOMPLETE) {
- ovsdb_idl_txn_destroy(txn);
- txn = NULL;
+ status = ovsdb_idl_txn_commit(instant_txn);
+ if (status != TXN_INCOMPLETE) {
+ ovsdb_idl_txn_destroy(instant_txn);
+ instant_txn = NULL;
+ }
+ if (status == TXN_UNCHANGED) {
+ instant_stats_could_have_changed = false;
}
}
+static void
+instant_stats_wait(void)
+{
+ if (instant_txn) {
+ ovsdb_idl_txn_wait(instant_txn);
+ } else if (instant_stats_could_have_changed) {
+ poll_timer_wait_until(instant_next_txn);
+ }
+}
+\f
/* Performs periodic activity required by bridges that needs to be done with
* the least possible latency.
*
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);
}
void
bridge_run(void)
{
- static const struct ovsrec_open_vswitch null_cfg;
+ static 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(&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();
+ instant_stats_run();
}
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);
+ poll_timer_wait_until(iface_stats_timer);
+ }
- if (db_limiter > time_msec()) {
- poll_timer_wait_until(db_limiter);
- }
+ system_stats_wait();
+ instant_stats_wait();
+}
+
+/* Adds some memory usage statistics for bridges into 'usage', for use with
+ * memory_report(). */
+void
+bridge_get_memory_usage(struct simap *usage)
+{
+ struct bridge *br;
+
+ HMAP_FOR_EACH (br, node, &all_bridges) {
+ ofproto_get_memory_usage(br->ofproto, usage);
}
}
\f
static void
qos_unixctl_show_cb(unsigned int queue_id,
- const struct shash *details,
+ const struct smap *details,
void *aux)
{
struct qos_unixctl_show_cbdata *data = aux;
struct ds *ds = data->ds;
struct iface *iface = data->iface;
struct netdev_queue_stats stats;
- struct shash_node *node;
+ struct smap_node *node;
int error;
ds_put_cstr(ds, "\n");
ds_put_cstr(ds, "Default:\n");
}
- SHASH_FOR_EACH (node, details) {
- ds_put_format(ds, "\t%s: %s\n", node->name, (char *)node->data);
+ SMAP_FOR_EACH (node, details) {
+ ds_put_format(ds, "\t%s: %s\n", node->key, node->value);
}
error = netdev_get_queue_stats(iface->netdev, queue_id, &stats);
const char *argv[], void *aux OVS_UNUSED)
{
struct ds ds = DS_EMPTY_INITIALIZER;
- struct shash sh = SHASH_INITIALIZER(&sh);
+ struct smap smap = SMAP_INITIALIZER(&smap);
struct iface *iface;
const char *type;
- struct shash_node *node;
+ struct smap_node *node;
struct qos_unixctl_show_cbdata data;
int error;
return;
}
- netdev_get_qos(iface->netdev, &type, &sh);
+ netdev_get_qos(iface->netdev, &type, &smap);
if (*type != '\0') {
ds_put_format(&ds, "QoS: %s %s\n", iface->name, type);
- SHASH_FOR_EACH (node, &sh) {
- ds_put_format(&ds, "%s: %s\n", node->name, (char *)node->data);
+ SMAP_FOR_EACH (node, &smap) {
+ ds_put_format(&ds, "%s: %s\n", node->key, node->value);
}
data.ds = &ds;
unixctl_command_reply_error(conn, ds_cstr(&ds));
}
- shash_destroy_free_data(&sh);
+ smap_destroy(&smap);
ds_destroy(&ds);
}
\f
{
struct bridge *br;
- assert(!bridge_lookup(br_cfg->name));
+ ovs_assert(!bridge_lookup(br_cfg->name));
br = xzalloc(sizeof *br);
br->name = xstrdup(br_cfg->name);
if_cfg->cfg = cfg;
if_cfg->parent = parent;
+ if_cfg->ofport = iface_pick_ofport(cfg);
hmap_insert(&br->if_cfg_todo, &if_cfg->hmap_node,
hash_string(if_cfg->cfg->name, 0));
}
struct shash new_ports;
size_t i;
- assert(hmap_is_empty(&br->if_cfg_todo));
+ ovs_assert(hmap_is_empty(&br->if_cfg_todo));
/* Collect new ports. */
shash_init(&new_ports);
VLOG_WARN("bridge %s: no port named %s, synthesizing one",
br->name, br->name);
+ ovsrec_interface_init(&br->synth_local_iface);
+ ovsrec_port_init(&br->synth_local_port);
+
br->synth_local_port.interfaces = &br->synth_local_ifacep;
br->synth_local_port.n_interfaces = 1;
br->synth_local_port.name = br->name;
for (i = 0; i < port->n_interfaces; i++) {
const struct ovsrec_interface *cfg = port->interfaces[i];
struct iface *iface = iface_lookup(br, cfg->name);
+ const char *type = iface_get_type(cfg, br->cfg);
if (iface) {
iface->cfg = cfg;
- iface->type = iface_get_type(cfg, br->cfg);
+ iface->type = type;
+ } 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);
}
bridge_ofproto_controller_from_ovsrec(const struct ovsrec_controller *c,
struct ofproto_controller *oc)
{
- const char *config_str;
+ int dscp;
oc->target = c->target;
oc->max_backoff = c->max_backoff ? *c->max_backoff / 1000 : 8;
? *c->controller_burst_limit : 0);
oc->enable_async_msgs = (!c->enable_async_messages
|| *c->enable_async_messages);
- config_str = ovsrec_controller_get_other_config_value(c, "dscp", NULL);
-
- oc->dscp = DSCP_DEFAULT;
- if (config_str) {
- int dscp = atoi(config_str);
-
- if (dscp >= 0 && dscp <= 63) {
- oc->dscp = dscp;
- }
+ dscp = smap_get_int(&c->other_config, "dscp", DSCP_DEFAULT);
+ if (dscp < 0 || dscp > 63) {
+ dscp = DSCP_DEFAULT;
}
+ oc->dscp = dscp;
}
/* Configures the IP stack for 'br''s local interface properly according to the
}
if (!netdev_set_in4(netdev, ip, mask)) {
VLOG_INFO("bridge %s: configured IP address "IP_FMT", netmask "IP_FMT,
- br->name, IP_ARGS(&ip.s_addr), IP_ARGS(&mask.s_addr));
+ br->name, IP_ARGS(ip.s_addr), IP_ARGS(mask.s_addr));
}
/* Configure the default gateway. */
&& gateway.s_addr) {
if (!netdev_add_router(netdev, gateway)) {
VLOG_INFO("bridge %s: configured gateway "IP_FMT,
- br->name, IP_ARGS(&gateway.s_addr));
+ br->name, IP_ARGS(gateway.s_addr));
}
}
}
/* 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". */
+ * e.g. "x///y" is equal to "x/y".
+ *
+ * Also, if 'b_stoplen' bytes from 'b' are found to be equal to corresponding
+ * bytes from 'a', the function considers this success. Specify 'b_stoplen' as
+ * SIZE_MAX to compare all of 'a' to all of 'b' rather than just a prefix of
+ * 'b' against a prefix of 'a'.
+ */
static bool
-equal_pathnames(const char *a, const char *b)
+equal_pathnames(const char *a, const char *b, size_t b_stoplen)
{
- while (*a == *b) {
- if (*a == '/') {
+ const char *b_start = b;
+ for (;;) {
+ if (b - b_start >= b_stoplen) {
+ return true;
+ } else if (*a != *b) {
+ return false;
+ } else if (*a == '/') {
a += strspn(a, "/");
b += strspn(b, "/");
} else if (*a == '\0') {
b++;
}
}
- return false;
}
static void
bridge_configure_remotes(struct bridge *br,
const struct sockaddr_in *managers, size_t n_managers)
{
- const char *disable_ib_str, *queue_id_str;
- bool disable_in_band = false;
- int queue_id;
+ bool disable_in_band;
struct ovsrec_controller **controllers;
size_t n_controllers;
size_t i;
/* Check if we should disable in-band control on this bridge. */
- disable_ib_str = ovsrec_bridge_get_other_config_value(br->cfg,
- "disable-in-band",
- NULL);
- if (disable_ib_str && !strcmp(disable_ib_str, "true")) {
- disable_in_band = true;
- }
+ disable_in_band = smap_get_bool(&br->cfg->other_config, "disable-in-band",
+ false);
/* Set OpenFlow queue ID for in-band control. */
- queue_id_str = ovsrec_bridge_get_other_config_value(br->cfg,
- "in-band-queue",
- NULL);
- queue_id = queue_id_str ? strtol(queue_id_str, NULL, 10) : -1;
- ofproto_set_in_band_queue(br->ofproto, queue_id);
+ ofproto_set_in_band_queue(br->ofproto,
+ smap_get_int(&br->cfg->other_config,
+ "in-band-queue", -1));
if (disable_in_band) {
ofproto_set_extra_in_band_remotes(br->ofproto, NULL, 0);
static struct vlog_rate_limit rl = VLOG_RATE_LIMIT_INIT(1, 5);
char *whitelist;
- whitelist = xasprintf("unix:%s/%s.controller",
+ if (!strncmp(c->target, "unix:", 5)) {
+ /* Connect to a listening socket */
+ whitelist = xasprintf("unix:%s/", ovs_rundir());
+ if (strchr(c->target, '/') &&
+ !equal_pathnames(c->target, whitelist,
+ strlen(whitelist))) {
+ /* Absolute path specified, but not in ovs_rundir */
+ VLOG_ERR_RL(&rl, "bridge %s: Not connecting to socket "
+ "controller \"%s\" due to possibility for "
+ "remote exploit. Instead, specify socket "
+ "in 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);
- 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;
+ free(whitelist);
+ continue;
+ }
+ } else {
+ whitelist = xasprintf("punix:%s/%s.controller",
+ ovs_rundir(), br->name);
+ if (!equal_pathnames(c->target, whitelist, SIZE_MAX)) {
+ /* 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 of "
+ "overwriting local files. 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;
+ }
}
free(whitelist);
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);
br->cfg->key_flow_tables[j]);
}
}
+
+static void
+bridge_configure_dp_desc(struct bridge *br)
+{
+ ofproto_set_dp_desc(br->ofproto,
+ smap_get(&br->cfg->other_config, "dp-desc"));
+}
\f
/* Port functions. */
s->name = port->name;
- system_id = ovsrec_port_get_other_config_value(port->cfg, "lacp-system-id",
- NULL);
+ system_id = smap_get(&port->cfg->other_config, "lacp-system-id");
if (system_id) {
if (sscanf(system_id, ETH_ADDR_SCAN_FMT,
ETH_ADDR_SCAN_ARGS(s->id)) != ETH_ADDR_SCAN_COUNT) {
}
/* Prefer bondable links if unspecified. */
- priority = atoi(ovsrec_port_get_other_config_value(port->cfg,
- "lacp-system-priority",
- "0"));
+ priority = smap_get_int(&port->cfg->other_config, "lacp-system-priority",
+ 0);
s->priority = (priority > 0 && priority <= UINT16_MAX
? priority
: UINT16_MAX - !list_is_short(&port->ifaces));
- lacp_time = ovsrec_port_get_other_config_value(port->cfg, "lacp-time",
- "slow");
- s->fast = !strcasecmp(lacp_time, "fast");
+ lacp_time = smap_get(&port->cfg->other_config, "lacp-time");
+ s->fast = lacp_time && !strcasecmp(lacp_time, "fast");
return s;
}
{
int priority, portid, key;
- portid = atoi(ovsrec_interface_get_other_config_value(iface->cfg,
- "lacp-port-id",
- "0"));
- priority =
- atoi(ovsrec_interface_get_other_config_value(iface->cfg,
- "lacp-port-priority",
- "0"));
- key = atoi(ovsrec_interface_get_other_config_value(iface->cfg,
- "lacp-aggregation-key",
- "0"));
+ portid = smap_get_int(&iface->cfg->other_config, "lacp-port-id", 0);
+ priority = smap_get_int(&iface->cfg->other_config, "lacp-port-priority",
+ 0);
+ key = smap_get_int(&iface->cfg->other_config, "lacp-aggregation-key", 0);
if (portid <= 0 || portid > UINT16_MAX) {
portid = iface->ofp_port;
}
static void
-port_configure_bond(struct port *port, struct bond_settings *s,
- uint32_t *bond_stable_ids)
+port_configure_bond(struct port *port, struct bond_settings *s)
{
const char *detect_s;
struct iface *iface;
int miimon_interval;
- size_t i;
s->name = port->name;
s->balance = BM_AB;
port->name);
}
- miimon_interval =
- atoi(ovsrec_port_get_other_config_value(port->cfg,
- "bond-miimon-interval", "0"));
+ miimon_interval = smap_get_int(&port->cfg->other_config,
+ "bond-miimon-interval", 0);
if (miimon_interval <= 0) {
miimon_interval = 200;
}
- detect_s = ovsrec_port_get_other_config_value(port->cfg,
- "bond-detect-mode",
- "carrier");
- if (!strcmp(detect_s, "carrier")) {
+ detect_s = smap_get(&port->cfg->other_config, "bond-detect-mode");
+ if (!detect_s || !strcmp(detect_s, "carrier")) {
miimon_interval = 0;
} else if (strcmp(detect_s, "miimon")) {
VLOG_WARN("port %s: unsupported bond-detect-mode %s, "
s->up_delay = MAX(0, port->cfg->bond_updelay);
s->down_delay = MAX(0, port->cfg->bond_downdelay);
- s->basis = atoi(ovsrec_port_get_other_config_value(port->cfg,
- "bond-hash-basis",
- "0"));
- s->rebalance_interval = atoi(
- ovsrec_port_get_other_config_value(port->cfg,
- "bond-rebalance-interval",
- "10000"));
+ s->basis = smap_get_int(&port->cfg->other_config, "bond-hash-basis", 0);
+ s->rebalance_interval = smap_get_int(&port->cfg->other_config,
+ "bond-rebalance-interval", 10000);
if (s->rebalance_interval && s->rebalance_interval < 1000) {
s->rebalance_interval = 1000;
}
s->fake_iface = port->cfg->bond_fake_iface;
- i = 0;
LIST_FOR_EACH (iface, port_elem, &port->ifaces) {
- long long stable_id;
-
- stable_id =
- atoll(ovsrec_interface_get_other_config_value(iface->cfg,
- "bond-stable-id",
- "0"));
- if (stable_id <= 0 || stable_id >= UINT32_MAX) {
- stable_id = iface->ofp_port;
- }
- bond_stable_ids[i++] = stable_id;
-
netdev_set_miimon_interval(iface->netdev, miimon_interval);
}
}
\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
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_status(if_cfg, NULL);
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_mac_in_use(if_cfg, NULL);
ovsrec_interface_set_mtu(if_cfg, NULL, 0);
ovsrec_interface_set_cfm_fault(if_cfg, NULL, 0);
ovsrec_interface_set_cfm_fault_status(if_cfg, 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,
- * so the caller should not modify or free them. */
-static void
-shash_from_ovs_idl_map(char **keys, char **values, size_t n,
- struct shash *shash)
-{
- size_t i;
-
- shash_init(shash);
- for (i = 0; i < n; i++) {
- shash_add(shash, keys[i], values[i]);
- }
-}
-
-/* Creates 'keys' and 'values' arrays from 'shash'.
- *
- * Sets 'keys' and 'values' to heap allocated arrays representing the key-value
- * pairs in 'shash'. The caller takes ownership of 'keys' and 'values'. They
- * are populated with with strings taken directly from 'shash' and thus have
- * the same ownership of the key-value pairs in shash.
- */
-static void
-shash_to_ovs_idl_map(struct shash *shash,
- char ***keys, char ***values, size_t *n)
-{
- size_t i, count;
- char **k, **v;
- struct shash_node *sn;
-
- count = shash_count(shash);
-
- k = xmalloc(count * sizeof *k);
- v = xmalloc(count * sizeof *v);
-
- i = 0;
- SHASH_FOR_EACH(sn, shash) {
- k[i] = sn->name;
- v[i] = sn->data;
- i++;
- }
-
- *n = count;
- *keys = k;
- *values = v;
-}
-
struct iface_delete_queues_cbdata {
struct netdev *netdev;
const struct ovsdb_datum *queues;
static void
iface_delete_queues(unsigned int queue_id,
- const struct shash *details OVS_UNUSED, void *cbdata_)
+ const struct smap *details OVS_UNUSED, void *cbdata_)
{
struct iface_delete_queues_cbdata *cbdata = cbdata_;
netdev_set_qos(iface->netdev, NULL, NULL);
} else {
struct iface_delete_queues_cbdata cbdata;
- struct shash details;
bool queue_zero;
size_t i;
/* Configure top-level Qos for 'iface'. */
- shash_from_ovs_idl_map(qos->key_other_config, qos->value_other_config,
- qos->n_other_config, &details);
- netdev_set_qos(iface->netdev, qos->type, &details);
- shash_destroy(&details);
+ netdev_set_qos(iface->netdev, qos->type, &qos->other_config);
/* Deconfigure queues that were deleted. */
cbdata.netdev = iface->netdev;
port_queue->dscp = queue->dscp[0];
}
- shash_from_ovs_idl_map(queue->key_other_config,
- queue->value_other_config,
- queue->n_other_config, &details);
- netdev_set_queue(iface->netdev, queue_id, &details);
- shash_destroy(&details);
+ netdev_set_queue(iface->netdev, queue_id, &queue->other_config);
}
if (!queue_zero) {
- shash_init(&details);
+ struct smap details;
+
+ smap_init(&details);
netdev_set_queue(iface->netdev, 0, &details);
- shash_destroy(&details);
+ smap_destroy(&details);
}
}
iface_configure_cfm(struct iface *iface)
{
const struct ovsrec_interface *cfg = iface->cfg;
- const char *extended_str, *opstate_str;
+ 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 = atoi(ovsrec_interface_get_other_config_value(iface->cfg,
- "cfm_interval",
- "0"));
- cfm_ccm_vlan = ovsrec_interface_get_other_config_value(iface->cfg,
- "cfm_ccm_vlan",
- "0");
- s.ccm_pcp = atoi(ovsrec_interface_get_other_config_value(iface->cfg,
- "cfm_ccm_pcp",
- "0"));
+ s.interval = smap_get_int(&iface->cfg->other_config, "cfm_interval", 0);
+ cfm_ccm_vlan = smap_get(&iface->cfg->other_config, "cfm_ccm_vlan");
+ s.ccm_pcp = smap_get_int(&iface->cfg->other_config, "cfm_ccm_pcp", 0);
+
if (s.interval <= 0) {
s.interval = 1000;
}
- if (!strcasecmp("random", cfm_ccm_vlan)) {
+ if (!cfm_ccm_vlan) {
+ s.ccm_vlan = 0;
+ } else if (!strcasecmp("random", cfm_ccm_vlan)) {
s.ccm_vlan = CFM_RANDOM_VLAN;
} else {
s.ccm_vlan = atoi(cfm_ccm_vlan);
}
}
- extended_str = ovsrec_interface_get_other_config_value(iface->cfg,
- "cfm_extended",
- "false");
- s.extended = !strcasecmp("true", extended_str);
+ s.extended = smap_get_bool(&iface->cfg->other_config, "cfm_extended",
+ false);
- opstate_str = ovsrec_interface_get_other_config_value(iface->cfg,
- "cfm_opstate",
- "up");
- s.opup = !strcasecmp("up", opstate_str);
+ opstate_str = smap_get(&iface->cfg->other_config, "cfm_opstate");
+ s.opup = !opstate_str || !strcasecmp("up", opstate_str);
ofproto_port_set_cfm(iface->port->bridge->ofproto, iface->ofp_port, &s);
}
return ovsdb_idl_row_is_synthetic(&iface->cfg->header_);
}
+static int64_t
+iface_pick_ofport(const struct ovsrec_interface *cfg)
+{
+ int64_t ofport = cfg->n_ofport ? *cfg->ofport : OFPP_NONE;
+ return cfg->n_ofport_request ? *cfg->ofport_request : ofport;
+}
+
\f
/* Port mirroring. */
* devices are not used. When broken device drivers are no longer in
* widespread use, we will delete these interfaces. */
-static void **blocks;
-static size_t n_blocks, allocated_blocks;
+static struct ovsrec_port **recs;
+static size_t n_recs, allocated_recs;
-/* Adds 'block' to a list of blocks that have to be freed with free() when the
- * VLAN splinters are reconfigured. */
+/* Adds 'rec' to a list of recs that have to be destroyed when the VLAN
+ * splinters are reconfigured. */
static void
-register_block(void *block)
+register_rec(struct ovsrec_port *rec)
{
- if (n_blocks >= allocated_blocks) {
- blocks = x2nrealloc(blocks, &allocated_blocks, sizeof *blocks);
+ if (n_recs >= allocated_recs) {
+ recs = x2nrealloc(recs, &allocated_recs, sizeof *recs);
}
- blocks[n_blocks++] = block;
+ recs[n_recs++] = rec;
}
-/* Frees all of the blocks registered with register_block(). */
+/* Frees all of the ports registered with register_reg(). */
static void
-free_registered_blocks(void)
+free_registered_recs(void)
{
size_t i;
- for (i = 0; i < n_blocks; i++) {
- free(blocks[i]);
+ for (i = 0; i < n_recs; i++) {
+ struct ovsrec_port *port = recs[i];
+ size_t j;
+
+ for (j = 0; j < port->n_interfaces; j++) {
+ struct ovsrec_interface *iface = port->interfaces[j];
+ free(iface->name);
+ free(iface);
+ }
+
+ smap_destroy(&port->other_config);
+ free(port->interfaces);
+ free(port->name);
+ free(port->tag);
+ free(port);
}
- n_blocks = 0;
+ n_recs = 0;
}
/* Returns true if VLAN splinters are enabled on 'iface_cfg', false
static bool
vlan_splinters_is_enabled(const struct ovsrec_interface *iface_cfg)
{
- const char *value;
-
- value = ovsrec_interface_get_other_config_value(iface_cfg,
- "enable-vlan-splinters",
- "");
- return !strcmp(value, "true");
+ return smap_get_bool(&iface_cfg->other_config, "enable-vlan-splinters",
+ false);
}
/* Figures out the set of VLANs that are in use for the purpose of VLAN
/* Free space allocated for synthesized ports and interfaces, since we're
* in the process of reconstructing all of them. */
- free_registered_blocks();
+ free_registered_recs();
splinter_vlans = bitmap_allocate(4096);
sset_init(&splinter_ifaces);
vlandev = CONTAINER_OF(list_front(&port->ifaces), struct iface,
port_elem);
- realdev_name = ovsrec_port_get_other_config_value(port->cfg,
- "realdev", NULL);
+ realdev_name = smap_get(&port->cfg->other_config, "realdev");
realdev = iface_lookup(port->bridge, realdev_name);
realdev_ofp_port = realdev ? realdev->ofp_port : 0;
struct ovsrec_interface *iface;
struct ovsrec_port *port;
- iface = xzalloc(sizeof *iface);
+ iface = xmalloc(sizeof *iface);
+ ovsrec_interface_init(iface);
iface->name = xstrdup(vlan_dev_name);
iface->type = "system";
- port = xzalloc(sizeof *port);
+ port = xmalloc(sizeof *port);
+ ovsrec_port_init(port);
port->interfaces = xmemdup(&iface, sizeof iface);
port->n_interfaces = 1;
port->name = xstrdup(vlan_dev_name);
port->vlan_mode = "splinter";
port->tag = xmalloc(sizeof *port->tag);
*port->tag = vid;
- port->key_other_config = xmalloc(sizeof *port->key_other_config);
- port->key_other_config[0] = "realdev";
- port->value_other_config = xmalloc(sizeof *port->value_other_config);
- port->value_other_config[0] = xstrdup(real_dev_name);
- port->n_other_config = 1;
-
- register_block(iface);
- register_block(iface->name);
- register_block(port);
- register_block(port->interfaces);
- register_block(port->name);
- register_block(port->tag);
- register_block(port->key_other_config);
- register_block(port->value_other_config);
- register_block(port->value_other_config[0]);
+ smap_add(&port->other_config, "realdev", real_dev_name);
+
+ register_rec(port);
return port;
}