void manager_free(Manager *m) {
Network *network;
Bridge *bridge;
Link *link;
udev_monitor_unref(m->udev_monitor);
udev_unref(m->udev);
sd_bus_unref(m->bus);
sd_event_source_unref(m->udev_event_source);
sd_event_unref(m->event);
while ((network = m->networks))
network_free(network);
while ((link = hashmap_first(m->links)))
link_free(link);
hashmap_free(m->links);
while ((bridge = hashmap_first(m->bridges)))
bridge_free(bridge);
hashmap_free(m->bridges);
sd_rtnl_unref(m->rtnl);
free(m);
}
/** Remove every entry of the bridge list that was marked with
* mark_bridge_list if it has not subsequently been un-marked. */
void
sweep_bridge_list(void)
{
if (!bridge_list)
bridge_list = smartlist_new();
SMARTLIST_FOREACH_BEGIN(bridge_list, bridge_info_t *, b) {
if (b->marked_for_removal) {
SMARTLIST_DEL_CURRENT(bridge_list, b);
bridge_free(b);
}
} SMARTLIST_FOREACH_END(b);
}
static void
s_destroy_static_data(void) {
channel_mgr_finalize();
if (s_bridge != NULL) {
bridge_free(s_bridge);
s_bridge = NULL;
}
if (s_dpmgr != NULL) {
port_delete(s_dpmgr->ports, 0);
dpmgr_free(s_dpmgr);
s_dpmgr = NULL;
}
if (s_event_manager != NULL) {
event_manager_free(s_event_manager);
s_event_manager = NULL;
}
}
/* Delete bridge. */
lagopus_result_t
bridge_delete(struct bridge_list *bridge_list, const char *name) {
struct bridge *bridge;
lagopus_result_t ret;
flowdb_wrlock(NULL);
/* Lookup bridge by name. */
bridge = bridge_lookup(bridge_list, name);
if (bridge != NULL) {
TAILQ_REMOVE(bridge_list, bridge, entry);
bridge_free(bridge);
ret = LAGOPUS_RESULT_OK;
} else {
ret = LAGOPUS_RESULT_NOT_FOUND;
}
flowdb_wrunlock(NULL);
/* not implemented yet. */
return ret;
}
/* Allocate a new bridge. */
static struct bridge *
bridge_alloc(const char *name) {
struct bridge *bridge;
/* Allocate memory. */
bridge = (struct bridge *)calloc(1, sizeof(struct bridge));
if (bridge == NULL) {
return NULL;
}
/* Set bridge name. */
strncpy(bridge->name, name, BRIDGE_MAX_NAME_LEN);
/* Set default wire protocol version to OpenFlow 1.3. */
bridge_ofp_version_set(bridge, OPENFLOW_VERSION_1_3);
bridge_ofp_version_bitmap_set(bridge, OPENFLOW_VERSION_1_3);
/* Set default fail mode. */
bridge_fail_mode_set(bridge, FAIL_STANDALONE_MODE);
/* Set default features. */
bridge->features.n_buffers = BRIDGE_N_BUFFERS_DEFAULT;
bridge->features.n_tables = BRIDGE_N_TABLES_DEFAULT;
/* Auxiliary connection id. This value is not used. For
* auxiliary_id, please use channel_auxiliary_id_get(). */
bridge->features.auxiliary_id = 0;
/* Capabilities. */
SET32_FLAG(bridge->features.capabilities, OFPC_FLOW_STATS);
SET32_FLAG(bridge->features.capabilities, OFPC_TABLE_STATS);
SET32_FLAG(bridge->features.capabilities, OFPC_PORT_STATS);
SET32_FLAG(bridge->features.capabilities, OFPC_GROUP_STATS);
UNSET32_FLAG(bridge->features.capabilities, OFPC_IP_REASM);
SET32_FLAG(bridge->features.capabilities, OFPC_QUEUE_STATS);
UNSET32_FLAG(bridge->features.capabilities, OFPC_PORT_BLOCKED);
bridge->switch_config.flags = OFPC_FRAG_NORMAL;
bridge->switch_config.miss_send_len = 128;
/* Prepare bridge's port vector. */
bridge->ports = vector_alloc();
if (bridge->ports == NULL) {
goto out;
}
/* Allocate flowdb with table 0. */
bridge->flowdb = flowdb_alloc(1);
if (bridge->flowdb == NULL) {
goto out;
}
/* Allocate group table. */
bridge->group_table = group_table_alloc(bridge);
if (bridge->group_table == NULL) {
goto out;
}
/* Allocate meter table. */
bridge->meter_table = meter_table_alloc();
if (bridge->meter_table == NULL) {
goto out;
}
/* Return bridge. */
return bridge;
out:
bridge_free(bridge);
return NULL;
}