unixctl: New JSON RPC back-end.
[sliver-openvswitch.git] / vswitchd / bridge.c
index c40bcb5..7c3e4ba 100644 (file)
@@ -32,6 +32,8 @@
 #include "jsonrpc.h"
 #include "lacp.h"
 #include "list.h"
+#include "mac-learning.h"
+#include "meta-flow.h"
 #include "netdev.h"
 #include "ofp-print.h"
 #include "ofpbuf.h"
@@ -156,8 +158,10 @@ 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_mac_idle_time(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_remotes(struct bridge *,
                                      const struct sockaddr_in *managers,
                                      size_t n_managers);
@@ -281,6 +285,7 @@ bridge_init(const char *remote)
     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_fault_status);
     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);
@@ -319,6 +324,7 @@ bridge_init(const char *remote)
     lacp_init();
     bond_init();
     cfm_init();
+    stp_init();
 }
 
 void
@@ -432,8 +438,12 @@ bridge_reconfigure(const struct ovsrec_open_vswitch *ovs_cfg)
      * has at least one iface, every "struct iface" has a valid ofp_port and
      * netdev. */
     HMAP_FOR_EACH_SAFE (br, next, node, &all_bridges) {
-        if (!br->ofproto && !bridge_add_ofprotos(br)) {
-            bridge_destroy(br);
+        if (!br->ofproto) {
+            if (bridge_add_ofprotos(br)) {
+                bridge_del_ofproto_ports(br);
+            } else {
+                bridge_destroy(br);
+            }
         }
     }
     HMAP_FOR_EACH (br, node, &all_bridges) {
@@ -465,10 +475,12 @@ bridge_reconfigure(const struct ovsrec_open_vswitch *ovs_cfg)
         bridge_configure_mirrors(br);
         bridge_configure_flow_eviction_threshold(br);
         bridge_configure_forward_bpdu(br);
+        bridge_configure_mac_idle_time(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);
     }
     free(managers);
 
@@ -1271,6 +1283,20 @@ bridge_configure_forward_bpdu(struct bridge *br)
     ofproto_set_forward_bpdu(br->ofproto, forward_bpdu);
 }
 
+/* Set MAC aging time for 'br'. */
+static void
+bridge_configure_mac_idle_time(struct bridge *br)
+{
+    const char *idle_time_str;
+    int idle_time;
+
+    idle_time_str = bridge_get_other_config(br->cfg, "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);
+}
+
 static void
 bridge_pick_local_hw_addr(struct bridge *br, uint8_t ea[ETH_ADDR_LEN],
                           struct iface **hw_addr_iface)
@@ -1533,10 +1559,23 @@ iface_refresh_cfm_stats(struct iface *iface)
     fault = ofproto_port_get_cfm_fault(iface->port->bridge->ofproto,
                                        iface->ofp_port);
     if (fault >= 0) {
+        const char *reasons[CFM_FAULT_N_REASONS];
         bool fault_bool = fault;
+        size_t i, j;
+
+        j = 0;
+        for (i = 0; i < CFM_FAULT_N_REASONS; i++) {
+            int reason = 1 << i;
+            if (fault & 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,
@@ -2049,7 +2088,7 @@ qos_unixctl_show(struct unixctl_conn *conn, int argc OVS_UNUSED,
 
     iface = iface_find(argv[1]);
     if (!iface) {
-        unixctl_command_reply(conn, 501, "no such interface");
+        unixctl_command_reply_error(conn, "no such interface");
         return;
     }
 
@@ -2069,10 +2108,10 @@ qos_unixctl_show(struct unixctl_conn *conn, int argc OVS_UNUSED,
         if (error) {
             ds_put_format(&ds, "failed to dump queues: %s", strerror(error));
         }
-        unixctl_command_reply(conn, 200, ds_cstr(&ds));
+        unixctl_command_reply(conn, ds_cstr(&ds));
     } else {
         ds_put_format(&ds, "QoS not configured on %s\n", iface->name);
-        unixctl_command_reply(conn, 501, ds_cstr(&ds));
+        unixctl_command_reply_error(conn, ds_cstr(&ds));
     }
 
     shash_destroy_free_data(&sh);
@@ -2154,14 +2193,14 @@ bridge_unixctl_dump_flows(struct unixctl_conn *conn, int argc OVS_UNUSED,
 
     br = bridge_lookup(argv[1]);
     if (!br) {
-        unixctl_command_reply(conn, 501, "Unknown bridge");
+        unixctl_command_reply_error(conn, "Unknown bridge");
         return;
     }
 
     ds_init(&results);
     ofproto_get_all_flows(br->ofproto, &results);
 
-    unixctl_command_reply(conn, 200, ds_cstr(&results));
+    unixctl_command_reply(conn, ds_cstr(&results));
     ds_destroy(&results);
 }
 
@@ -2176,7 +2215,7 @@ bridge_unixctl_reconnect(struct unixctl_conn *conn, int argc,
     if (argc > 1) {
         br = bridge_lookup(argv[1]);
         if (!br) {
-            unixctl_command_reply(conn, 501, "Unknown bridge");
+            unixctl_command_reply_error(conn,  "Unknown bridge");
             return;
         }
         ofproto_reconnect_controllers(br->ofproto);
@@ -2185,7 +2224,7 @@ bridge_unixctl_reconnect(struct unixctl_conn *conn, int argc,
             ofproto_reconnect_controllers(br->ofproto);
         }
     }
-    unixctl_command_reply(conn, 200, NULL);
+    unixctl_command_reply(conn, NULL);
 }
 
 static size_t
@@ -2293,6 +2332,7 @@ bridge_ofproto_controller_for_mgmt(const struct bridge *br,
     oc->band = OFPROTO_OUT_OF_BAND;
     oc->rate_limit = 0;
     oc->burst_limit = 0;
+    oc->enable_async_msgs = true;
 }
 
 /* Converts ovsrec_controller 'c' into an ofproto_controller in 'oc'.  */
@@ -2308,6 +2348,8 @@ bridge_ofproto_controller_from_ovsrec(const struct ovsrec_controller *c,
     oc->rate_limit = c->controller_rate_limit ? *c->controller_rate_limit : 0;
     oc->burst_limit = (c->controller_burst_limit
                        ? *c->controller_burst_limit : 0);
+    oc->enable_async_msgs = (!c->enable_async_messages
+                             || *c->enable_async_messages);
 }
 
 /* Configures the IP stack for 'br''s local interface properly according to the
@@ -2472,6 +2514,66 @@ bridge_configure_remotes(struct bridge *br,
         sset_destroy(&snoops);
     }
 }
+
+static void
+bridge_configure_tables(struct bridge *br)
+{
+    static struct vlog_rate_limit rl = VLOG_RATE_LIMIT_INIT(1, 5);
+    int n_tables;
+    int i, j;
+
+    n_tables = ofproto_get_n_tables(br->ofproto);
+    j = 0;
+    for (i = 0; i < n_tables; i++) {
+        struct ofproto_table_settings s;
+
+        s.name = NULL;
+        s.max_flows = UINT_MAX;
+        s.groups = NULL;
+        s.n_groups = 0;
+
+        if (j < br->cfg->n_flow_tables && i == br->cfg->key_flow_tables[j]) {
+            struct ovsrec_flow_table *cfg = br->cfg->value_flow_tables[j++];
+
+            s.name = cfg->name;
+            if (cfg->n_flow_limit && *cfg->flow_limit < UINT_MAX) {
+                s.max_flows = *cfg->flow_limit;
+            }
+            if (cfg->overflow_policy
+                && !strcmp(cfg->overflow_policy, "evict")) {
+                size_t k;
+
+                s.groups = xmalloc(cfg->n_groups * sizeof *s.groups);
+                for (k = 0; k < cfg->n_groups; k++) {
+                    const char *string = cfg->groups[k];
+                    char *msg;
+
+                    msg = mf_parse_subfield__(&s.groups[k], &string);
+                    if (msg) {
+                        VLOG_WARN_RL(&rl, "bridge %s table %d: error parsing "
+                                     "'groups' (%s)", br->name, i, msg);
+                        free(msg);
+                    } else if (*string) {
+                        VLOG_WARN_RL(&rl, "bridge %s table %d: 'groups' "
+                                     "element '%s' contains trailing garbage",
+                                     br->name, i, cfg->groups[k]);
+                    } else {
+                        s.n_groups++;
+                    }
+                }
+            }
+        }
+
+        ofproto_configure_table(br->ofproto, i, &s);
+
+        free(s.groups);
+    }
+    for (; j < br->cfg->n_flow_tables; j++) {
+        VLOG_WARN_RL(&rl, "bridge %s: ignoring configuration for flow table "
+                     "%"PRId64" not supported by this datapath", br->name,
+                     br->cfg->key_flow_tables[j]);
+    }
+}
 \f
 /* Port functions. */
 
@@ -2789,7 +2891,7 @@ port_configure_bond(struct port *port, struct bond_settings *s,
     s->basis = atoi(get_port_other_config(port->cfg, "bond-hash-basis", "0"));
     s->rebalance_interval = atoi(
         get_port_other_config(port->cfg, "bond-rebalance-interval", "10000"));
-    if (s->rebalance_interval < 1000) {
+    if (s->rebalance_interval && s->rebalance_interval < 1000) {
         s->rebalance_interval = 1000;
     }
 
@@ -2965,6 +3067,7 @@ iface_clear_db_record(const struct ovsrec_interface *if_cfg)
         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_fault_status(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);
@@ -3097,11 +3200,9 @@ iface_configure_qos(struct iface *iface, const struct ovsrec_qos *qos)
             shash_destroy(&details);
         }
         if (!queue_zero) {
-            static struct vlog_rate_limit rl = VLOG_RATE_LIMIT_INIT(1, 1);
-            VLOG_WARN_RL(&rl, "interface %s: QoS configured without a default "
-                         "queue (queue 0).  Packets not directed to a "
-                         "correctly configured queue may be dropped.",
-                         iface->name);
+            shash_init(&details);
+            netdev_set_queue(iface->netdev, 0, &details);
+            shash_destroy(&details);
         }
     }
 
@@ -3137,6 +3238,8 @@ iface_configure_cfm(struct iface *iface)
                                                  "0"));
     s.ccm_vlan = atoi(get_interface_other_config(iface->cfg, "cfm_ccm_vlan",
                                                  "0"));
+    s.ccm_pcp = atoi(get_interface_other_config(iface->cfg, "cfm_ccm_pcp",
+                                                "0"));
     if (s.interval <= 0) {
         s.interval = 1000;
     }