ovs-vsctl: Try connecting only once for active connections by default.
[sliver-openvswitch.git] / vswitchd / bridge.c
index c4ef9ea..9449879 100644 (file)
@@ -15,7 +15,6 @@
 
 #include <config.h>
 #include "bridge.h"
-#include <assert.h>
 #include <errno.h>
 #include <inttypes.h>
 #include <stdlib.h>
@@ -213,8 +212,7 @@ static struct port *port_lookup(const struct bridge *, const char *name);
 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 *);
@@ -320,7 +318,7 @@ void
 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);
@@ -347,6 +345,7 @@ bridge_init(const char *remote)
     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);
@@ -471,7 +470,7 @@ bridge_reconfigure(const struct ovsrec_open_vswitch *ovs_cfg)
 
     COVERAGE_INC(bridge_reconfigure);
 
-    assert(!reconfiguring);
+    ovs_assert(!reconfiguring);
     reconfiguring = true;
 
     /* Destroy "struct bridge"s, "struct port"s, and "struct iface"s according
@@ -565,7 +564,7 @@ bridge_reconfigure_continue(const struct ovsrec_open_vswitch *ovs_cfg)
     struct bridge *br;
     bool done;
 
-    assert(reconfiguring);
+    ovs_assert(reconfiguring);
     done = bridge_reconfigure_ofp();
 
     /* Complete the configuration. */
@@ -762,12 +761,9 @@ port_configure(struct port *port)
     /* 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);
         }
@@ -780,7 +776,6 @@ port_configure(struct port *port)
     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'. */
@@ -1188,7 +1183,7 @@ iface_set_ofp_port(struct iface *iface, int ofp_port)
 {
     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);
@@ -1402,7 +1397,7 @@ iface_create(struct bridge *br, struct if_cfg *if_cfg, int ofp_port)
      * internal datastructures may not be consistent.  Eventually, when port
      * additions and deletions are cheaper, these calls should be removed. */
     bridge_run_fast();
-    assert(!iface_lookup(br, iface_cfg->name));
+    ovs_assert(!iface_lookup(br, iface_cfg->name));
     error = iface_do_create(br, if_cfg, &ofp_port, &netdev);
     bridge_run_fast();
     if (error) {
@@ -1447,9 +1442,9 @@ iface_create(struct bridge *br, struct if_cfg *if_cfg, int ofp_port)
 
             error = netdev_open(port->name, "internal", &netdev);
             if (!error) {
-                uint16_t ofp_port = if_cfg->ofport;
+                uint16_t fake_ofp_port = if_cfg->ofport;
 
-                ofproto_port_add(br->ofproto, netdev, &ofp_port);
+                ofproto_port_add(br->ofproto, netdev, &fake_ofp_port);
                 netdev_close(netdev);
             } else {
                 VLOG_WARN("could not open network device %s (%s)",
@@ -1704,6 +1699,7 @@ iface_refresh_status(struct iface *iface)
     int64_t bps;
     int mtu;
     int64_t mtu_64;
+    uint8_t mac[ETH_ADDR_LEN];
     int error;
 
     if (iface_is_synthetic(iface)) {
@@ -1727,8 +1723,7 @@ iface_refresh_status(struct iface *iface)
                                     netdev_features_is_full_duplex(current)
                                     ? "full" : "half");
         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);
     }
@@ -1737,10 +1732,19 @@ iface_refresh_status(struct iface *iface)
     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. 'iface' must not be
@@ -1749,57 +1753,47 @@ static void
 iface_refresh_cfm_stats(struct iface *iface)
 {
     const struct ovsrec_interface *cfg = iface->cfg;
-    int fault, opup, error;
-    const uint64_t *rmps;
-    size_t n_rmps;
-    int health;
-
-    fault = ofproto_port_get_cfm_fault(iface->port->bridge->ofproto,
-                                       iface->ofp_port);
-    if (fault >= 0) {
+    struct ofproto_cfm_status status;
+
+    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);
-    }
-
-    opup = ofproto_port_get_cfm_opup(iface->port->bridge->ofproto,
-                                     iface->ofp_port);
-    if (opup >= 0) {
-        ovsrec_interface_set_cfm_remote_opstate(cfg, opup ? "up" : "down");
-    } else {
-        ovsrec_interface_set_cfm_remote_opstate(cfg, NULL);
-    }
 
-    error = ofproto_port_get_cfm_remote_mpids(iface->port->bridge->ofproto,
-                                              iface->ofp_port, &rmps, &n_rmps);
-    if (error >= 0) {
-        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);
+        }
     }
 }
 
@@ -1841,7 +1835,7 @@ iface_refresh_stats(struct iface *iface)
 #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));
@@ -1967,15 +1961,16 @@ run_system_stats(void)
 }
 
 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 ***";
     }
@@ -2011,7 +2006,8 @@ refresh_controller_status(void)
             }
 
             ovsrec_controller_set_is_connected(cfg, cinfo->is_connected);
-            ovsrec_controller_set_role(cfg, nx_role_to_str(cinfo->role));
+            ovsrec_controller_set_role(cfg, ofp12_controller_role_to_str(
+                                           cinfo->role));
             ovsrec_controller_set_status(cfg, &smap);
             smap_destroy(&smap);
         } else {
@@ -2403,7 +2399,7 @@ bridge_create(const struct ovsrec_bridge *br_cfg)
 {
     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);
@@ -2569,7 +2565,7 @@ bridge_add_del_ports(struct bridge *br,
     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);
@@ -2741,8 +2737,12 @@ static bool
 equal_pathnames(const char *a, const char *b, size_t b_stoplen)
 {
     const char *b_start = b;
-    while (b - b_start < b_stoplen && *a == *b) {
-        if (*a == '/') {
+    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') {
@@ -2752,7 +2752,6 @@ equal_pathnames(const char *a, const char *b, size_t b_stoplen)
             b++;
         }
     }
-    return false;
 }
 
 static void
@@ -2802,8 +2801,10 @@ bridge_configure_remotes(struct bridge *br,
             if (!strncmp(c->target, "unix:", 5)) {
                 /* Connect to a listening socket */
                 whitelist = xasprintf("unix:%s/", ovs_rundir());
-                if (!equal_pathnames(c->target, whitelist,
-                                     strlen(whitelist))) {
+                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 "
@@ -3109,13 +3110,11 @@ iface_configure_lacp(struct iface *iface, struct lacp_slave_settings *s)
 }
 
 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;
@@ -3167,17 +3166,7 @@ port_configure_bond(struct port *port, struct bond_settings *s,
 
     s->fake_iface = port->cfg->bond_fake_iface;
 
-    i = 0;
     LIST_FOR_EACH (iface, port_elem, &port->ifaces) {
-        long long stable_id;
-
-        stable_id = smap_get_int(&iface->cfg->other_config, "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);
     }
 }
@@ -3353,6 +3342,7 @@ iface_clear_db_record(const struct ovsrec_interface *if_cfg)
         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);