Exemplo n.º 1
0
/*
 * @function: switch_api_router_mac_add
 * Add Router mac to rmac group
 * @param device - Device to be programmed
 * @param rmac_handle - ID of the RMAC group
 * @param mac - Router mac address to be added to the group
 * @return: Returns success if mac is added successfully
 */
switch_status_t
switch_api_router_mac_add(switch_device_t device, switch_handle_t rmac_handle, switch_mac_addr_t *mac)
{
    switch_rmac_info_t                *rmac_info = NULL;
    switch_rmac_entry_t               *rmac_entry = NULL;
    tommy_node                        *node = NULL;
    switch_status_t                    status = SWITCH_STATUS_SUCCESS;

    if (!SWITCH_RMAC_HANDLE_VALID(rmac_handle)) {
        return SWITCH_STATUS_INVALID_HANDLE;
    }

    rmac_info = switch_api_rmac_info_get_internal(rmac_handle);
    if (!rmac_info) {
        return SWITCH_STATUS_INVALID_HANDLE;
    }
    node = tommy_list_head(&(rmac_info->rmac_list));
    while (node) {
        rmac_entry = node->data;
        if (memcmp(&(rmac_entry->mac), mac, sizeof(switch_mac_addr_t)) == 0) {
            return SWITCH_STATUS_SUCCESS;
        }
        node = node->next;
    }
    rmac_entry = switch_malloc(sizeof(switch_rmac_entry_t), 1);
    if (!rmac_entry) {
        return SWITCH_STATUS_NO_MEMORY;
    }
    memcpy(&rmac_entry->mac, mac, sizeof(switch_mac_addr_t));
    tommy_list_insert_head(&(rmac_info->rmac_list), &(rmac_entry->node), rmac_entry);
    status = switch_smac_rewrite_add_entry(mac);
    if (status != SWITCH_STATUS_SUCCESS) {
        printf("MAC rewrite table add failed with error code %d\n", status);
        return status;
    }
#ifdef SWITCH_PD
    
    status = switch_pd_inner_rmac_table_add_entry(device,
                                              handle_to_id(rmac_handle), mac,
                                              &rmac_entry->inner_rmac_entry);
    if(status != SWITCH_STATUS_SUCCESS) {
        printf("Inner RMAC table add failed with error code %d\n", status);
        return status;
    }

    status = switch_pd_outer_rmac_table_add_entry(device,
                                              handle_to_id(rmac_handle), mac,
                                              &rmac_entry->outer_rmac_entry);
    if(status != SWITCH_STATUS_SUCCESS) {
        printf("Outer RMAC table add failed with error code %d\n", status);
    }
#endif
    return status; 
}
Exemplo n.º 2
0
switch_status_t switch_api_l3_route_delete(switch_device_t device,
                                           switch_handle_t vrf,
                                           switch_ip_addr_t *ip_addr,
                                           switch_handle_t nhop_handle) {
  switch_status_t status = SWITCH_STATUS_SUCCESS;
  switch_l3_hash_t *hash_entry = NULL;

  if (!SWITCH_VRF_HANDLE_VALID(vrf)) {
    return SWITCH_STATUS_INVALID_HANDLE;
  }

  UNUSED(nhop_handle);
  hash_entry = switch_l3_search_hash(vrf, ip_addr);
  if (!hash_entry) {
    return SWITCH_STATUS_ITEM_NOT_FOUND;
  }
#ifdef SWITCH_PD
  status = switch_pd_ip_fib_delete_entry(device, ip_addr, hash_entry->hw_entry);
  if (status != SWITCH_STATUS_SUCCESS) {
    return status;
  }
  status = switch_pd_urpf_delete_entry(
      device, handle_to_id(vrf), ip_addr, hash_entry->urpf_entry);
  if (status != SWITCH_STATUS_SUCCESS) {
    return status;
  }
#endif
  status = switch_l3_delete_hash(vrf, ip_addr);
  return status;
}
Exemplo n.º 3
0
switch_status_t
switch_api_nhop_update(switch_device_t device, switch_handle_t nhop_handle)
{
    switch_nhop_info_t                *nhop_info = NULL;
    switch_interface_info_t           *intf_info = NULL;
    switch_spath_info_t               *spath_info = NULL;
    switch_ifindex_t                   ifindex = 0;
    bool                               flood = FALSE;
    uint32_t                           mc_index = 0;
    switch_status_t                    status = SWITCH_STATUS_SUCCESS;

    if (!SWITCH_NHOP_HANDLE_VALID(nhop_handle)) {
        return SWITCH_STATUS_INVALID_HANDLE;
    }

    nhop_info = switch_nhop_get(nhop_handle);
    if (!nhop_info) {
        return SWITCH_STATUS_INVALID_HANDLE;
    }

    status = switch_nhop_ifindex_get(nhop_handle, &ifindex, &flood, &mc_index);
    if (status != SWITCH_STATUS_SUCCESS) {
        return SWITCH_STATUS_INVALID_HANDLE;
    }

    spath_info = &(SWITCH_NHOP_SPATH_INFO(nhop_info));
    intf_info = switch_api_interface_get(spath_info->nhop_key.intf_handle);
    if (!intf_info) {
        return SWITCH_STATUS_INVALID_INTERFACE;
    }

#ifdef SWITCH_PD
    bool tunnel = (SWITCH_INTF_TYPE(intf_info) == SWITCH_API_INTERFACE_TUNNEL);
    status = switch_pd_nexthop_table_update_entry(device,
                                  handle_to_id(nhop_handle),
                                  handle_to_id(intf_info->bd_handle),
                                  ifindex, flood, mc_index, tunnel,
                                  &spath_info->hw_entry);
    if (status != SWITCH_STATUS_SUCCESS) {
        return SWITCH_API_INVALID_HANDLE;
    }

#endif
    return SWITCH_STATUS_SUCCESS;
}
Exemplo n.º 4
0
switch_status_t
switch_api_stp_group_vlans_remove(switch_device_t device,
                                 switch_handle_t stg_handle,
                                 uint16_t vlan_count,
                                 switch_handle_t *vlan_handle)
{
    switch_stp_info_t                 *stp_info = NULL;
    switch_bd_info_t                  *bd_info = NULL;
    switch_stp_vlan_entry_t           *vlan_entry = NULL;
    tommy_node                        *node = NULL;
    switch_handle_t                    bd_handle;
    int                                count = 0;

    if (!SWITCH_STP_HANDLE_VALID(stg_handle)) {
        return SWITCH_STATUS_INVALID_HANDLE;
    }

    stp_info = switch_api_stp_get_internal(stg_handle);
    if (!stp_info) {
        return SWITCH_STATUS_INVALID_HANDLE;
    }

    for (count = 0; count < vlan_count; count++) {
        bd_handle = vlan_handle[count];
        bd_info = switch_bd_get(bd_handle);
        if (!bd_info) {
            return SWITCH_STATUS_INVALID_VLAN_ID;
        }

        node = tommy_list_head(&(stp_info->vlan_list));
        while (node) {
            vlan_entry = node->data;
            if (vlan_entry->bd_handle == bd_handle) {
                break;
            }
            node = node->next;
        }

        if (!node) {
            return SWITCH_STATUS_ITEM_NOT_FOUND;
        }

        bd_info->stp_handle = 0;
        switch_pd_bd_table_update_entry(device, handle_to_id(bd_handle),
                                        bd_info);

        vlan_entry = tommy_list_remove_existing(&(stp_info->vlan_list), node);
        switch_free(vlan_entry);
    }
    return SWITCH_STATUS_SUCCESS;
}
Exemplo n.º 5
0
switch_status_t
switch_api_stp_group_vlans_add(switch_device_t device,
                              switch_handle_t stg_handle,
                              uint16_t vlan_count,
                              switch_handle_t *vlan_handle)
{
    switch_stp_info_t                 *stp_info = NULL;
    switch_bd_info_t                  *bd_info = NULL;
    switch_stp_vlan_entry_t           *vlan_entry = NULL;
    switch_handle_t                    bd_handle;
    int                                count = 0;

    if (!SWITCH_STP_HANDLE_VALID(stg_handle)) {
        return SWITCH_STATUS_INVALID_HANDLE;
    }

    stp_info = switch_api_stp_get_internal(stg_handle);
    if (!stp_info) {
        return SWITCH_STATUS_INVALID_HANDLE;
    }

    for (count = 0; count < vlan_count; count++) {
        bd_handle = vlan_handle[count];
        bd_info = switch_bd_get(bd_handle);
        if (!bd_info) {
            return SWITCH_STATUS_INVALID_VLAN_ID;
        }

        vlan_entry = switch_malloc(sizeof(switch_stp_vlan_entry_t), 1);
        if (!vlan_entry) {
            return SWITCH_STATUS_NO_MEMORY;
        }
        memset(vlan_entry, 0 , sizeof(switch_stp_vlan_entry_t));

        vlan_entry->bd_handle = bd_handle;
        bd_info->stp_handle = stg_handle;

        switch_pd_bd_table_update_entry(device, handle_to_id(bd_handle),
                                        bd_info);

        tommy_list_insert_head(&(stp_info->vlan_list),
                        &(vlan_entry->node), vlan_entry);
    }
    return SWITCH_STATUS_SUCCESS;
}
Exemplo n.º 6
0
void switch_l3_hash_key_init(uchar *key,
                             switch_handle_t vrf,
                             switch_ip_addr_t *ip_addr,
                             uint32_t *len,
                             uint32_t *hash) {
  *len = 0;
  memset(key, 0, SWITCH_L3_HASH_KEY_SIZE);
  *(unsigned int *)(&key[0]) = (unsigned int)handle_to_id(vrf);
  key[4] = ip_addr->type;
  if (ip_addr->type == SWITCH_API_IP_ADDR_V4) {
    *(unsigned int *)(&key[5]) = ip_addr->ip.v4addr;
    *len = 9;
  } else {
    memcpy(&key[5], ip_addr->ip.v6addr, 4 * sizeof(unsigned int));
    *len = 21;
  }
  key[*len] = ip_addr->prefix_len;
  (*len)++;
  *hash = MurmurHash2(key, *len, 0x98761234);
}
Exemplo n.º 7
0
switch_status_t switch_api_l3_route_add(switch_device_t device,
                                        switch_handle_t vrf,
                                        switch_ip_addr_t *ip_addr,
                                        switch_handle_t nhop_handle) {
  switch_l3_hash_t *hash_entry = NULL;
  switch_nhop_info_t *nhop_info = NULL;
  uint32_t nhop_index = 0;
  switch_status_t status = SWITCH_STATUS_SUCCESS;
  unsigned int v4_mask = 0;
  uint8_t v6_mask[16];
  switch_ip_addr_t masked_ip;

  if (!SWITCH_VRF_HANDLE_VALID(vrf)) {
    return SWITCH_STATUS_INVALID_HANDLE;
  }

  if (!SWITCH_NHOP_HANDLE_VALID(nhop_handle)) {
    return SWITCH_STATUS_INVALID_HANDLE;
  }

  nhop_index = handle_to_id(nhop_handle);
  nhop_info = switch_nhop_get(nhop_handle);
  if (!nhop_info) {
    SWITCH_API_ERROR("%s:%d: Invalid nexthop!", __FUNCTION__, __LINE__);
    return SWITCH_STATUS_ITEM_NOT_FOUND;
  }

  hash_entry = switch_l3_search_hash(vrf, ip_addr);
  if (hash_entry) {
    hash_entry->nhop_handle = nhop_handle;
#ifdef SWITCH_PD
    status = switch_pd_ip_fib_update_entry(device,
                                           handle_to_id(vrf),
                                           ip_addr,
                                           SWITCH_NHOP_TYPE_IS_ECMP(nhop_info),
                                           nhop_index,
                                           hash_entry->hw_entry);
    if (status != SWITCH_STATUS_SUCCESS) {
      return status;
    }

    status = switch_pd_urpf_update_entry(device,
                                         handle_to_id(vrf),
                                         ip_addr,
                                         handle_to_id(nhop_handle),
                                         hash_entry->urpf_entry);
#endif
  } else {
    memcpy(&masked_ip, ip_addr, sizeof(switch_ip_addr_t));
    if (ip_addr->type == SWITCH_API_IP_ADDR_V4) {
      v4_mask = prefix_to_v4_mask(ip_addr->prefix_len);
      masked_ip.ip.v4addr = ip_addr->ip.v4addr & v4_mask;
    } else {
      int i = 0;
      prefix_to_v6_mask(ip_addr->prefix_len, v6_mask);
      for (i = 0; i < 16; i++) {
        masked_ip.ip.v6addr[i] = ip_addr->ip.v6addr[i] & v6_mask[i];
      }
    }
    hash_entry = switch_l3_insert_hash(vrf, ip_addr, nhop_handle);
    if (!hash_entry) {
      return SWITCH_STATUS_NO_MEMORY;
    }
    hash_entry->nhop_handle = nhop_handle;
#ifdef SWITCH_PD
    // set the HW entry
    status = switch_pd_ip_fib_add_entry(device,
                                        handle_to_id(vrf),
                                        ip_addr,
                                        SWITCH_NHOP_TYPE_IS_ECMP(nhop_info),
                                        nhop_index,
                                        &hash_entry->hw_entry);
    if (status != SWITCH_STATUS_SUCCESS) {
      return status;
    }

    status = switch_pd_urpf_add_entry(device,
                                      handle_to_id(vrf),
                                      ip_addr,
                                      handle_to_id(nhop_handle),
                                      &hash_entry->urpf_entry);
#endif
  }
  return status;
}
Exemplo n.º 8
0
switch_status_t
switch_api_stp_port_state_set(switch_device_t device, switch_handle_t stg_handle,
                              switch_handle_t handle, switch_stp_state_t state)
{
    switch_stp_info_t                 *stp_info = NULL;
    switch_interface_info_t           *intf_info = NULL;
    switch_stp_port_entry_t           *port_entry = NULL;
    tommy_node                        *node = NULL;
    switch_status_t                    status = SWITCH_STATUS_SUCCESS;
    switch_handle_t                    intf_handle; 
    switch_handle_type_t               handle_type = 0;
    bool                               new_entry = FALSE;

    if (!SWITCH_STP_HANDLE_VALID(stg_handle)) {
        return SWITCH_STATUS_INVALID_HANDLE;
    }

    if ((!SWITCH_PORT_HANDLE_VALID(handle)) &&
        (!SWITCH_LAG_HANDLE_VALID(handle)) &&
        (!SWITCH_INTERFACE_HANDLE_VALID(handle))) {
        return SWITCH_STATUS_INVALID_HANDLE;
    }

    stp_info = switch_api_stp_get_internal(stg_handle);
    if (!stp_info) {
        return SWITCH_STATUS_INVALID_HANDLE;
    }

    handle_type = switch_handle_get_type(handle);
    intf_handle = handle;
    if (handle_type == SWITCH_HANDLE_TYPE_PORT ||
        handle_type == SWITCH_HANDLE_TYPE_LAG) {
        status = switch_interface_handle_get(
                             handle,
                             0x0,
                             &intf_handle);
        if (status != SWITCH_STATUS_SUCCESS) {
            SWITCH_API_ERROR("stp port state set failed");
            return status;
        }
    }

    intf_info = switch_api_interface_get(intf_handle);
    if (!intf_info) {
        return SWITCH_STATUS_INVALID_INTERFACE;
    }

    if (SWITCH_INTF_IS_PORT_L3(intf_info)) {
        return SWITCH_STATUS_INVALID_INTERFACE;
    }

    node = tommy_list_head(&stp_info->port_list);
    while (node) {
        port_entry = node->data;
        if (port_entry->intf_handle == intf_handle) {
            port_entry->intf_state = state;
            break;
        }
        node = node->next;
    }

    if (state == SWITCH_PORT_STP_STATE_NONE) {
        if (!node) {
            return SWITCH_STATUS_ITEM_NOT_FOUND;
        }
        status = switch_stp_update_flood_list(device, stg_handle, intf_handle, state);
        status = switch_pd_spanning_tree_table_delete_entry(device, port_entry->hw_entry);
        tommy_list_remove_existing(&(stp_info->port_list), &(port_entry->node));
        switch_free(port_entry);
    } else {
        if (!node) {
            new_entry = TRUE;
            port_entry = switch_malloc(sizeof(switch_stp_port_entry_t), 1);
            if (!port_entry) {
                return SWITCH_STATUS_NO_MEMORY;
            }
            memset(port_entry, 0, sizeof(switch_stp_port_entry_t));
            port_entry->intf_handle = intf_handle;
            port_entry->intf_state = state;
            tommy_list_insert_head(&(stp_info->port_list),
                                   &(port_entry->node), port_entry);
        }

        status = switch_stp_update_flood_list(device, stg_handle, intf_handle, state);

        if (new_entry) {
            status = switch_pd_spanning_tree_table_add_entry(device,
                                        handle_to_id(stg_handle),
                                        intf_info->ifindex,
                                        port_entry->intf_state,
                                        &port_entry->hw_entry);
        } else {
            status = switch_pd_spanning_tree_table_update_entry(device,
                                        handle_to_id(stg_handle),
                                        intf_info->ifindex,
                                        port_entry->intf_state,
                                        port_entry->hw_entry);
        }
    }
    return status;
}
Exemplo n.º 9
0
switch_status_t switch_api_packet_net_filter_rx_create(
    switch_device_t device,
    switch_packet_rx_key_t *rx_key,
    switch_packet_rx_action_t *rx_action) {
  switch_hostif_info_t *hostif_info = NULL;
  switch_lag_info_t *lag_info = NULL;
  switch_port_info_t *port_info = NULL;
  switch_packet_rx_entry_t rx_entry;
  switch_packet_rx_info_t *rx_info = NULL;
  switch_handle_type_t handle_type = 0;
  switch_interface_info_t *intf_info = NULL;
  switch_handle_t bd_handle = 0;
  switch_bd_info_t *bd_info = NULL;
  switch_ifindex_t ifindex = 0;
  switch_status_t status = SWITCH_STATUS_SUCCESS;

  if (!rx_key || !rx_action) {
    SWITCH_API_ERROR("filter rx create failed. invalid params");
    return SWITCH_STATUS_INVALID_PARAMETER;
  }

  memset(&rx_entry, 0x0, sizeof(rx_entry));

  if (rx_key->port_lag_valid) {
    handle_type = switch_handle_get_type(rx_key->port_lag_handle);
    if (handle_type == SWITCH_HANDLE_TYPE_LAG) {
      lag_info = switch_api_lag_get_internal(rx_key->port_lag_handle);
      if (!lag_info) {
        SWITCH_API_ERROR("invalid lag handle");
        return SWITCH_STATUS_INVALID_HANDLE;
      }
      ifindex = lag_info->ifindex;
    } else {
      port_info = switch_api_port_get_internal(rx_key->port_lag_handle);
      if (!port_info) {
        SWITCH_API_ERROR("invalid port handle");
        return SWITCH_STATUS_INVALID_HANDLE;
      }
      ifindex = port_info->ifindex;
    }
    rx_entry.ifindex_valid = TRUE;
  }

  if (rx_key->handle_valid) {
    bd_handle = rx_key->handle;
    handle_type = switch_handle_get_type(rx_key->handle);
    if (handle_type == SWITCH_HANDLE_TYPE_INTERFACE) {
      intf_info = switch_api_interface_get(rx_key->handle);
      if (!intf_info) {
        SWITCH_API_ERROR("intf_handle %lx is invalid", rx_key->handle);
        return SWITCH_STATUS_INVALID_HANDLE;
      }
      if (!SWITCH_INTF_IS_PORT_L3(intf_info)) {
        SWITCH_API_ERROR("intf_handle %lx is not l3", rx_key->handle);
        return SWITCH_STATUS_INVALID_HANDLE;
      }
      bd_handle = intf_info->bd_handle;
    }

    bd_info = switch_bd_get(bd_handle);
    if (!bd_info) {
      SWITCH_API_ERROR("bd derivation failed %lx", rx_key->handle);
      return SWITCH_STATUS_INVALID_HANDLE;
    }
    rx_entry.bd_valid = TRUE;
  }

  if (rx_action->hostif_handle) {
    hostif_info = switch_hostif_get(rx_action->hostif_handle);
    if (!hostif_info) {
      SWITCH_API_ERROR("invalid hostif handle");
      return SWITCH_STATUS_INVALID_HANDLE;
    }
  }

  rx_entry.bd = handle_to_id(bd_handle);
  rx_entry.ifindex = ifindex;
  rx_entry.port_valid = rx_key->port_valid;
  rx_entry.port = handle_to_id(rx_key->port_handle);
  rx_entry.reason_code_valid = rx_key->reason_code_valid;
  rx_entry.reason_code = rx_key->reason_code;
  rx_entry.reason_code_mask = rx_key->reason_code_mask;
  rx_entry.priority = rx_key->priority;

  rx_info = switch_malloc(sizeof(switch_packet_rx_info_t), 0x1);
  if (!rx_info) {
    SWITCH_API_ERROR("port %lx port_lag %lx handle %lx malloc failed",
                     rx_key->port_handle,
                     rx_key->port_lag_handle,
                     rx_key->handle);
    return SWITCH_STATUS_NO_MEMORY;
  }

  memset(rx_info, 0x0, sizeof(switch_packet_rx_info_t));
  memcpy(&rx_info->rx_entry, &rx_entry, sizeof(rx_entry));
  rx_info->vlan_id = rx_action->vlan_id;
  rx_info->vlan_action = rx_action->vlan_action;
  if (hostif_info) {
    rx_info->intf_fd = hostif_info->intf_fd;
  }

  SWITCH_API_INFO(
      "net_filter_rx_create: port 0x%lx, port_lag_hdl = 0x%lx, "
      "if_bd_hdl 0x%lx, rcode 0x%x, rcode_mask 0x%x "
      "vlan_id %d, fd %d, action %d\n",
      rx_key->port_valid ? rx_key->port_handle : 0,
      rx_key->port_lag_valid ? rx_key->port_lag_handle : 0,
      rx_key->handle_valid ? rx_key->handle : 0,
      rx_key->reason_code_valid ? rx_key->reason_code : 0,
      rx_key->reason_code_mask,
      rx_info->vlan_id,
      rx_info->vlan_action,
      rx_info->intf_fd);
  /*
   * Adding an element to the list results in sorting the list.
   * tommy does not have a way to compare and insert the elements
   */
  tommy_list_insert_head(&packet_rx_filter_list, &(rx_info->node), rx_info);
  tommy_list_sort(&packet_rx_filter_list,
                  switch_packet_rx_filter_priority_compare);
  return status;
}
Exemplo n.º 10
0
switch_status_t
switch_nhop_ifindex_get(switch_handle_t nhop_handle,
                        switch_ifindex_t *ifindex,
                        bool *flood,
                        uint32_t *mc_index)
{
    switch_nhop_info_t                *nhop_info = NULL;
    switch_interface_info_t           *intf_info = NULL;
    switch_neighbor_info_t            *neighbor_info = NULL;
    switch_api_neighbor_t             *neighbor = NULL;
    switch_api_mac_entry_t             mac_entry;
    switch_mac_info_t                 *mac_info = NULL;
    switch_handle_t                    neighbor_handle;
    switch_bd_info_t                  *bd_info = NULL;
    switch_port_info_t                *tmp_port_info = NULL;
    switch_lag_info_t                 *tmp_lag_info = NULL;
    switch_interface_info_t           *tmp_intf_info = NULL;
    switch_api_mac_entry_t            *tmp_mac_entry = NULL;
    switch_handle_type_t               handle_type = 0;
    switch_handle_t                    encap_if;
    switch_spath_info_t               *spath_info = NULL;

    nhop_info = switch_nhop_get(nhop_handle);
    if (!nhop_info) {
        return SWITCH_STATUS_INVALID_HANDLE;
    }

    spath_info = &(SWITCH_NHOP_SPATH_INFO(nhop_info));
    intf_info = switch_api_interface_get(spath_info->nhop_key.intf_handle);
    if (!intf_info) {
        return SWITCH_STATUS_INVALID_HANDLE;
    }

    *ifindex = intf_info->ifindex;
    *flood = FALSE;
    *mc_index = 0;

    if (SWITCH_INTF_TYPE(intf_info) == SWITCH_API_INTERFACE_TUNNEL) {
        encap_if = SWITCH_INTF_TUNNEL_ENCAP_OUT_IF(intf_info);
        intf_info = switch_api_interface_get(encap_if);
        if (!intf_info) {
            return SWITCH_STATUS_INVALID_HANDLE;
        }
        *ifindex = intf_info->ifindex;
        SWITCH_API_TRACE("%s:%d ifindex for tunnel interface: %x",
                         __FUNCTION__, __LINE__, *ifindex);
    }

    if (SWITCH_INTF_TYPE(intf_info) == SWITCH_API_INTERFACE_L3_VLAN) {
        neighbor_handle = spath_info->neighbor_handle;
        if (neighbor_handle == SWITCH_API_INVALID_HANDLE ||
            neighbor_handle == 0) {
            *ifindex = switch_api_cpu_glean_ifindex();
        } else {
            neighbor_info = switch_neighbor_info_get(neighbor_handle);
            if (!neighbor_info) {
                return SWITCH_STATUS_INVALID_HANDLE;
            }
            neighbor = &neighbor_info->neighbor;
            memset(&mac_entry, 0, sizeof(switch_api_mac_entry_t));
            mac_entry.vlan_handle = intf_info->bd_handle;
            memcpy(&mac_entry.mac, &neighbor->mac_addr, ETH_LEN);
            mac_info = switch_mac_table_entry_find(&mac_entry);
            if (!mac_info) {
                bd_info = switch_bd_get(intf_info->bd_handle);
                if (!bd_info) {
                    return SWITCH_STATUS_INVALID_HANDLE;
                }
                *mc_index = handle_to_id(bd_info->uuc_mc_index);
                *flood = TRUE;
            } else {
                tmp_mac_entry = &mac_info->mac_entry;
                handle_type = switch_handle_get_type(tmp_mac_entry->handle);
                switch (handle_type) {
                    case SWITCH_HANDLE_TYPE_PORT:
                        tmp_port_info = switch_api_port_get_internal(tmp_mac_entry->handle);
                        if (!tmp_port_info) {
                            return SWITCH_STATUS_INVALID_HANDLE;
                        }
                        *ifindex = tmp_port_info->ifindex;
                        break;
                    case SWITCH_HANDLE_TYPE_LAG:
                        tmp_lag_info = switch_api_lag_get_internal(tmp_mac_entry->handle);
                        if (!tmp_lag_info) {
                            return SWITCH_STATUS_INVALID_HANDLE;
                        }
                        *ifindex = tmp_lag_info->ifindex;
                        break;
                    case SWITCH_HANDLE_TYPE_INTERFACE:
                        tmp_intf_info = switch_api_interface_get(tmp_mac_entry->handle);
                        if (!tmp_intf_info) {
                            return SWITCH_STATUS_INVALID_HANDLE;
                        }
                        *ifindex = tmp_intf_info->ifindex;
                        break;
                    default:
                        return SWITCH_STATUS_INVALID_HANDLE;
                }
            }
        }
    }
    return SWITCH_STATUS_SUCCESS;
}
Exemplo n.º 11
0
switch_status_t switch_api_packet_net_filter_rx_delete(
    switch_device_t device, switch_packet_rx_key_t *rx_key) {
  switch_lag_info_t *lag_info = NULL;
  switch_port_info_t *port_info = NULL;
  switch_packet_rx_entry_t *tmp_rx_entry = NULL;
  switch_packet_rx_entry_t rx_entry;
  switch_packet_rx_info_t *tmp_rx_info = NULL;
  switch_handle_type_t handle_type = 0;
  switch_interface_info_t *intf_info = NULL;
  switch_handle_t bd_handle = 0;
  switch_bd_info_t *bd_info = NULL;
  tommy_node *node = NULL;
  bool node_found = FALSE;
  switch_status_t status = SWITCH_STATUS_SUCCESS;

  if (!rx_key) {
    SWITCH_API_ERROR("filter rx delete failed. invalid params");
    return SWITCH_STATUS_INVALID_PARAMETER;
  }

  memset(&rx_entry, 0, sizeof(switch_packet_rx_entry_t));

  if (rx_key->port_lag_valid && rx_key->port_lag_handle) {
    handle_type = switch_handle_get_type(rx_key->port_lag_handle);
    if (handle_type == SWITCH_HANDLE_TYPE_LAG) {
      lag_info = switch_api_lag_get_internal(rx_key->port_lag_handle);
      if (!lag_info) {
        SWITCH_API_ERROR("invalid lag handle");
        return SWITCH_STATUS_INVALID_HANDLE;
      }
      rx_entry.ifindex = lag_info->ifindex;
    } else {
      port_info = switch_api_port_get_internal(rx_key->port_lag_handle);
      if (!port_info) {
        SWITCH_API_ERROR("invalid port handle");
        return SWITCH_STATUS_INVALID_HANDLE;
      }
      rx_entry.ifindex = port_info->ifindex;
    }
  }

  if (rx_key->handle_valid) {
    bd_handle = rx_key->handle;
    handle_type = switch_handle_get_type(rx_key->handle);
    if (handle_type == SWITCH_HANDLE_TYPE_INTERFACE) {
      intf_info = switch_api_interface_get(rx_key->handle);
      if (!intf_info) {
        SWITCH_API_ERROR("intf_handle %lx is invalid", rx_key->handle);
        return SWITCH_STATUS_INVALID_HANDLE;
      }
      if (!SWITCH_INTF_IS_PORT_L3(intf_info)) {
        SWITCH_API_ERROR("intf_handle %lx is not l3", rx_key->handle);
        return SWITCH_STATUS_INVALID_HANDLE;
      }
      bd_handle = intf_info->bd_handle;
    }
    bd_info = switch_bd_get(bd_handle);
    if (!bd_info) {
      SWITCH_API_ERROR("bd derivation failed %lx", rx_key->handle);
      return SWITCH_STATUS_INVALID_HANDLE;
    }
    rx_entry.bd = handle_to_id(bd_handle);
  }

  if (rx_entry.port_valid) {
    rx_entry.port = handle_to_id(rx_key->port_handle);
  }
  rx_entry.bd_valid = rx_key->handle_valid;
  rx_entry.reason_code = rx_key->reason_code;

  node = tommy_list_head(&packet_rx_filter_list);
  while (node) {
    tmp_rx_info = (switch_packet_rx_info_t *)node->data;
    tmp_rx_entry = &tmp_rx_info->rx_entry;
    if (switch_packet_rx_filter_match(tmp_rx_entry, &rx_entry)) {
      node_found = TRUE;
      break;
    }
    node = node->next;
  }

  if (!node_found) {
    SWITCH_API_ERROR("tx filter delete failed. node find failed");
    return SWITCH_STATUS_ITEM_NOT_FOUND;
  }

  tommy_list_remove_existing(&packet_rx_filter_list, node);

  switch_free(tmp_rx_info);
  return status;
}
Exemplo n.º 12
0
switch_status_t switch_api_neighbor_entry_add_tunnel_rewrite(
    switch_device_t device, switch_neighbor_info_t *neighbor_info) {
  switch_interface_info_t *intf_info = NULL;
  switch_api_neighbor_t *neighbor = NULL;
  switch_status_t status = SWITCH_STATUS_SUCCESS;
  uint16_t smac_index = 1;
  uint16_t dmac_index = 0;
  uint16_t sip_index = 0;
  uint16_t dip_index = 0;
  switch_handle_t vrf_handle = 0;
  switch_ip_encap_t *ip_encap = NULL;
  switch_mpls_encap_t *mpls_encap = NULL;
  switch_tunnel_info_t *tunnel_info = NULL;
  switch_ip_addr_t *src_ip = NULL;
  switch_ip_addr_t *dst_ip = NULL;
  switch_encap_type_t encap_type = SWITCH_API_ENCAP_TYPE_NONE;

  neighbor = &neighbor_info->neighbor;
  intf_info = switch_api_interface_get(neighbor->interface);
  if (!intf_info) {
    SWITCH_API_ERROR(
        "%s:%d: invalid interface for tunnel rewrite!", __FUNCTION__, __LINE__);
    return SWITCH_STATUS_INVALID_INTERFACE;
  }

  tunnel_info = &(SWITCH_INTF_TUNNEL_INFO(intf_info));
  dmac_index = switch_dmac_rewrite_insert_hash(device, &neighbor->mac_addr);

  if (tunnel_info->encap_mode == SWITCH_API_TUNNEL_ENCAP_MODE_IP) {
    ip_encap = &(SWITCH_INTF_TUNNEL_IP_ENCAP(intf_info));
    vrf_handle = ip_encap->vrf_handle;
    encap_type = SWITCH_INTF_TUNNEL_ENCAP_TYPE(intf_info);

    src_ip = &ip_encap->src_ip;
    sip_index =
        switch_tunnel_src_vtep_index_get(vrf_handle, encap_type, src_ip);

    dst_ip = &ip_encap->dst_ip;
    dip_index =
        switch_tunnel_dst_vtep_index_get(vrf_handle, encap_type, dst_ip);

    status = switch_pd_tunnel_rewrite_table_add_entry(
        device,
        handle_to_id(neighbor->interface),
        sip_index,
        dip_index,
        smac_index,
        dmac_index,
        &neighbor_info->rewrite_entry);
  } else if (tunnel_info->encap_mode == SWITCH_API_TUNNEL_ENCAP_MODE_MPLS) {
    mpls_encap = &(SWITCH_INTF_TUNNEL_MPLS_ENCAP(intf_info));
    status = switch_pd_tunnel_rewrite_table_mpls_add_entry(
        device,
        handle_to_id(neighbor->interface),
        smac_index,
        dmac_index,
        mpls_encap,
        &neighbor_info->rewrite_entry);
  }

  if (status != SWITCH_STATUS_SUCCESS) {
    SWITCH_API_ERROR(
        "%s:%d unable to add tunnel rewrite entry", __FUNCTION__, __LINE__);
    return status;
  }

  return status;
}
Exemplo n.º 13
0
switch_status_t switch_api_neighbor_entry_add_rewrite(
    switch_device_t device,
    switch_handle_t neighbor_handle,
    switch_neighbor_info_t *neighbor_info) {
  switch_status_t status = SWITCH_STATUS_SUCCESS;
  uint16_t nhop_index = 0;
  switch_api_neighbor_t *neighbor = NULL;
  switch_interface_info_t *intf_info = NULL;
  switch_tunnel_info_t *tunnel_info = NULL;
  uint16_t tunnel_index = 0;
  switch_encap_type_t encap_type = 0;
  uint16_t bd = 0;

  neighbor = &neighbor_info->neighbor;
  nhop_index = handle_to_id(neighbor->nhop_handle);

  intf_info = switch_api_interface_get(neighbor->interface);
  if (!intf_info) {
    SWITCH_API_ERROR("%s:%d invalid interface!", __FUNCTION__, __LINE__);
    return SWITCH_STATUS_INVALID_INTERFACE;
  }
  if (intf_info->ln_bd_handle) {
    bd = handle_to_id(intf_info->ln_bd_handle);
  } else {
    bd = handle_to_id(intf_info->bd_handle);
  }
  if (neighbor->neigh_type == SWITCH_API_NEIGHBOR_MPLS_SWAP_L2VPN ||
      neighbor->neigh_type == SWITCH_API_NEIGHBOR_MPLS_SWAP_L3VPN ||
      neighbor->neigh_type == SWITCH_API_NEIGHBOR_MPLS_SWAP_PUSH_L2VPN ||
      neighbor->neigh_type == SWITCH_API_NEIGHBOR_MPLS_SWAP_PUSH_L3VPN ||
      neighbor->neigh_type == SWITCH_API_NEIGHBOR_MPLS_PUSH_L2VPN ||
      neighbor->neigh_type == SWITCH_API_NEIGHBOR_MPLS_PUSH_L3VPN) {
    tunnel_index = handle_to_id(neighbor->interface);
    status = switch_pd_rewrite_table_mpls_rewrite_add_entry(
        device,
        bd,
        nhop_index,
        tunnel_index,
        neighbor->neigh_type,
        neighbor->mac_addr,
        neighbor->mpls_label,
        neighbor->header_count,
        &neighbor_info->rewrite_entry);
  } else if (SWITCH_INTF_TYPE(intf_info) == SWITCH_API_INTERFACE_TUNNEL) {
    tunnel_index = handle_to_id(neighbor->interface);
    tunnel_info = &(SWITCH_INTF_TUNNEL_INFO(intf_info));
    if (tunnel_info->encap_mode == SWITCH_API_TUNNEL_ENCAP_MODE_IP) {
      encap_type = SWITCH_INTF_TUNNEL_ENCAP_TYPE(intf_info);
      status = switch_pd_rewrite_table_tunnel_rewrite_add_entry(
          device,
          bd,
          nhop_index,
          neighbor->mac_addr,
          neighbor->neigh_type,
          neighbor->rw_type,
          tunnel_index,
          encap_type,
          &neighbor_info->rewrite_entry);
    }
  } else {
    status = switch_pd_rewrite_table_unicast_rewrite_add_entry(
        device,
        bd,
        nhop_index,
        neighbor->mac_addr,
        neighbor->rw_type,
        &neighbor_info->rewrite_entry);
  }
  switch_neighbor_dmac_insert_hash(
      device, intf_info->bd_handle, &neighbor->mac_addr, neighbor_handle);

  if (status != SWITCH_STATUS_SUCCESS) {
    SWITCH_API_ERROR(
        "%s:%d: Unable to add unicast rewrite entry!.", __FUNCTION__, __LINE__);
  }
  return status;
}
Exemplo n.º 14
0
switch_status_t
switch_api_ecmp_member_add(switch_device_t device, switch_handle_t ecmp_handle,
                           uint16_t nhop_count, switch_handle_t *nhop_handle_list)
{
    switch_nhop_info_t                *e_nhop_info = NULL;
    switch_nhop_info_t                *nhop_info = NULL;
    switch_ecmp_info_t                *ecmp_info = NULL;
    switch_ecmp_member_t              *ecmp_member = NULL;
    switch_interface_info_t           *intf_info = NULL;
    switch_spath_info_t               *spath_info = NULL;
    switch_handle_t                    nhop_handle;
    switch_status_t                    status = SWITCH_STATUS_SUCCESS;
    int                                count = 0;

    if (!SWITCH_NHOP_HANDLE_VALID(ecmp_handle)) {
        return SWITCH_STATUS_INVALID_HANDLE;
    }

    e_nhop_info = switch_nhop_get(ecmp_handle);
    if (!e_nhop_info) {
        return SWITCH_STATUS_INVALID_NHOP;
    }
    ecmp_info = &(SWITCH_NHOP_ECMP_INFO(e_nhop_info));

    for (count = 0; count < nhop_count; count++) {
        nhop_handle = nhop_handle_list[count];
        if (!SWITCH_NHOP_HANDLE_VALID(nhop_handle)) {
            return SWITCH_STATUS_INVALID_HANDLE;
        }
        nhop_info = switch_nhop_get(nhop_handle);
        if (!nhop_info) {
            return SWITCH_STATUS_INVALID_NHOP;
        }
        spath_info = &(SWITCH_NHOP_SPATH_INFO(nhop_info));

        ecmp_member = switch_malloc(sizeof(switch_ecmp_member_t), 1);
        if (!ecmp_member) {
            return SWITCH_STATUS_NO_MEMORY;
        }
        ecmp_member->nhop_handle = nhop_handle;
        intf_info = switch_api_interface_get(spath_info->nhop_key.intf_handle);
        if (!intf_info) {
            return SWITCH_STATUS_INVALID_INTERFACE;
        }

        nhop_info->ref_count++;
#ifdef SWITCH_PD
        status = switch_pd_ecmp_member_add(device, ecmp_info->pd_group_hdl, 
                    handle_to_id(ecmp_member->nhop_handle), intf_info,
                    &(ecmp_member->mbr_hdl));
        if (status != SWITCH_STATUS_SUCCESS) {
            return status;
        }
        if (ecmp_info->count == 0) {
            status = switch_pd_ecmp_group_table_add_entry_with_selector(device, 
                    handle_to_id(ecmp_handle),
                    ecmp_info->pd_group_hdl, 
                    &(ecmp_info->hw_entry)); 
            if (status != SWITCH_STATUS_SUCCESS) {
                return status;
            }
        }
        if (SWITCH_INTF_IS_PORT_L3(intf_info) && intf_info->bd_handle) {
            status = switch_pd_urpf_bd_table_add_entry(device, handle_to_id(ecmp_handle),
                                     handle_to_id(intf_info->bd_handle),
                                     &(ecmp_member->urpf_hw_entry));
            if (status != SWITCH_STATUS_SUCCESS) {
                return status;
            }
        }
#endif
        ecmp_info->count++;
        tommy_list_insert_head(&ecmp_info->members, &(ecmp_member->node), ecmp_member);
    }
    return status;
}
Exemplo n.º 15
0
switch_handle_t
switch_api_ecmp_create_with_members(switch_device_t device,
                                    uint32_t member_count,
                                    switch_handle_t *nhop_handle)
{
    switch_nhop_info_t                *nhop_info = NULL;
    switch_spath_info_t               *spath_info = NULL;
    switch_interface_info_t           *intf_info = NULL;
    switch_ecmp_info_t                *ecmp_info = NULL;
    switch_ecmp_member_t              *ecmp_member = NULL;
    switch_handle_t                    ecmp_handle;
    switch_status_t                    status = SWITCH_STATUS_SUCCESS;
    uint32_t                           index = 0;

    ecmp_handle = switch_api_ecmp_create(device);
    nhop_info = switch_nhop_get(ecmp_handle);
    if (!nhop_info) {
        return SWITCH_API_INVALID_HANDLE;
    }

    ecmp_info = &(SWITCH_NHOP_ECMP_INFO(nhop_info));
    tommy_list_init(&ecmp_info->members);

#ifdef SWITCH_PD
    status = switch_pd_ecmp_group_create(device, &(ecmp_info->pd_group_hdl));
    if (status != SWITCH_STATUS_SUCCESS) {
        return SWITCH_API_INVALID_HANDLE;
    }
#endif

    for (index = 0; index < member_count; index++) {
        if (!SWITCH_NHOP_HANDLE_VALID(nhop_handle[index])) {
            return SWITCH_STATUS_INVALID_HANDLE;
        }

        ecmp_member = switch_malloc(sizeof(switch_ecmp_member_t), 1);
        if (!ecmp_member) {
            // TODO: Cleanup memory
            return SWITCH_API_INVALID_HANDLE;
        }
        ecmp_member->nhop_handle = nhop_handle[index];
        ecmp_member->mbr_hdl = 0;

        nhop_info = switch_nhop_get(ecmp_member->nhop_handle);
        if (!nhop_info) {
            return SWITCH_API_INVALID_HANDLE;
        }

        spath_info = &(SWITCH_NHOP_SPATH_INFO(nhop_info));
        intf_info = switch_api_interface_get(spath_info->nhop_key.intf_handle);
        if (!intf_info) {
            return SWITCH_API_INVALID_HANDLE;
        }
        nhop_info->ref_count++;

#ifdef SWITCH_PD
        status = switch_pd_ecmp_member_add(device, ecmp_info->pd_group_hdl, 
                    handle_to_id(ecmp_member->nhop_handle), intf_info,
                    &(ecmp_member->mbr_hdl));
        if (status != SWITCH_STATUS_SUCCESS) {
            return SWITCH_API_INVALID_HANDLE;
        }

        if (SWITCH_INTF_IS_PORT_L3(intf_info) && intf_info->bd_handle) {
            status = switch_pd_urpf_bd_table_add_entry(device, handle_to_id(ecmp_handle),
                                                  handle_to_id(intf_info->bd_handle),
                                                  &(ecmp_member->urpf_hw_entry));
            if (status != SWITCH_STATUS_SUCCESS) {
                return SWITCH_API_INVALID_HANDLE;
            }
        }
#endif
        tommy_list_insert_head(&ecmp_info->members, &(ecmp_member->node), ecmp_member);
    }

#ifdef SWITCH_PD
    status = switch_pd_ecmp_group_table_add_entry_with_selector(device, handle_to_id(ecmp_handle), 
                    ecmp_info->pd_group_hdl, &(ecmp_info->hw_entry));
    if (status != SWITCH_STATUS_SUCCESS) {
        return SWITCH_API_INVALID_HANDLE;
    }
#endif
    ecmp_info->count = member_count;
    if (status != SWITCH_STATUS_SUCCESS) {
        return SWITCH_API_INVALID_HANDLE;
    }
    return ecmp_handle;
}
Exemplo n.º 16
0
switch_handle_t
switch_api_nhop_create(switch_device_t device, switch_nhop_key_t *nhop_key)
{
    switch_handle_t                    nhop_handle;
    switch_nhop_info_t                *nhop_info = NULL;
    switch_interface_info_t           *intf_info = NULL;
    switch_spath_info_t               *spath_info = NULL;
    switch_ifindex_t                   ifindex = 0;
    bool                               flood = FALSE;
    uint32_t                           mc_index = 0;
    switch_status_t                    status = SWITCH_STATUS_SUCCESS;

    if (!SWITCH_INTERFACE_HANDLE_VALID(nhop_key->intf_handle)) {
        return SWITCH_STATUS_INVALID_HANDLE;
    }

    intf_info = switch_api_interface_get(nhop_key->intf_handle);
    if (!intf_info) {
        return SWITCH_API_INVALID_HANDLE;
    }

    if((nhop_handle = switch_api_nhop_handle_get(nhop_key)) == SWITCH_API_INVALID_HANDLE) {
        nhop_handle = switch_nhop_create();
    } else {
        nhop_info = switch_nhop_get(nhop_handle);
        if (!nhop_info) {
            return SWITCH_API_INVALID_HANDLE;
        }
        return nhop_handle;
    }
    nhop_info = switch_nhop_get(nhop_handle);
    if (!nhop_info) {
        return SWITCH_API_INVALID_HANDLE;
    }
    nhop_info->type = SWITCH_NHOP_INDEX_TYPE_ONE_PATH;
    spath_info = &(SWITCH_NHOP_SPATH_INFO(nhop_info));
    spath_info->nhop_key.intf_handle = nhop_key->intf_handle;
    intf_info->nhop_handle = nhop_handle;
    nhop_info->valid = 1;

    status = switch_nhop_ifindex_get(nhop_handle, &ifindex, &flood, &mc_index);
    if (status != SWITCH_STATUS_SUCCESS) {
        return SWITCH_API_INVALID_HANDLE;
    }

#ifdef SWITCH_PD
    bool tunnel = (SWITCH_INTF_TYPE(intf_info) == SWITCH_API_INTERFACE_TUNNEL);
    status = switch_pd_nexthop_table_add_entry(device,
                                  handle_to_id(nhop_handle),
                                  handle_to_id(intf_info->bd_handle),
                                  ifindex, flood, mc_index, tunnel,
                                  &spath_info->hw_entry);
    if (status != SWITCH_STATUS_SUCCESS) {
        return SWITCH_API_INVALID_HANDLE;
    }

    if (SWITCH_INTF_IS_PORT_L3(intf_info) && intf_info->bd_handle) {
        status = switch_pd_urpf_bd_table_add_entry(device, handle_to_id(nhop_handle),
                                     handle_to_id(intf_info->bd_handle),
                                     &spath_info->urpf_hw_entry);
        if (status != SWITCH_STATUS_SUCCESS) {
            return SWITCH_API_INVALID_HANDLE;
        }
    }
#endif
    if (nhop_key->ip_addr_valid) {
        switch_nhop_insert_hash(spath_info, nhop_key, nhop_handle);
    }
    return nhop_handle;
}
Exemplo n.º 17
0
switch_status_t switch_api_packet_net_filter_tx_create(
    switch_device_t device,
    switch_packet_tx_key_t *tx_key,
    switch_packet_tx_action_t *tx_action) {
  switch_packet_tx_entry_t tx_entry;
  switch_packet_tx_info_t *tx_info = NULL;
  switch_hostif_info_t *hostif_info = NULL;
  switch_handle_t bd_handle = 0;
  switch_interface_info_t *intf_info = NULL;
  switch_handle_type_t handle_type = 0;
  switch_bd_info_t *bd_info = NULL;
  switch_status_t status = SWITCH_STATUS_SUCCESS;

  if (!tx_key || !tx_action) {
    SWITCH_API_ERROR("filter tx create failed. invalid params");
    return SWITCH_STATUS_INVALID_PARAMETER;
  }

  if (tx_key->handle_valid) {
    hostif_info = switch_hostif_get(tx_key->hostif_handle);
    if (!hostif_info) {
      SWITCH_API_ERROR("invalid hostif handle");
      return SWITCH_STATUS_INVALID_HANDLE;
    }
  }

  memset(&tx_entry, 0x0, sizeof(tx_entry));
  if (tx_key->handle_valid) {
    tx_entry.intf_fd = hostif_info->intf_fd;
  }
  tx_entry.fd_valid = tx_key->handle_valid;
  tx_entry.vlan_id = tx_key->vlan_id;
  tx_entry.vlan_valid = tx_key->vlan_valid;
  tx_entry.priority = tx_key->priority;

  tx_info = switch_malloc(sizeof(switch_packet_tx_info_t), 0x1);
  if (!tx_info) {
    SWITCH_API_ERROR("hif %lx vlan %x malloc failure",
                     tx_key->hostif_handle,
                     tx_key->vlan_id);
    return SWITCH_STATUS_NO_MEMORY;
  }

  if (tx_action->bypass_flags != SWITCH_BYPASS_ALL) {
    bd_handle = tx_action->handle;

    handle_type = switch_handle_get_type(tx_action->handle);
    if (handle_type == SWITCH_HANDLE_TYPE_INTERFACE) {
      intf_info = switch_api_interface_get(tx_action->handle);
      if (!intf_info) {
        SWITCH_API_ERROR("intf_handle %lx is invalid", tx_action->handle);
        return SWITCH_STATUS_INVALID_HANDLE;
      }
      if (!SWITCH_INTF_IS_PORT_L3(intf_info)) {
        SWITCH_API_ERROR("intf_handle %lx is not l3", tx_action->handle);
        return SWITCH_STATUS_INVALID_HANDLE;
      }
      bd_handle = intf_info->bd_handle;
    }

    bd_info = switch_bd_get(bd_handle);
    if (!bd_info) {
      SWITCH_API_ERROR(
          "hif %lx vlan %x invalid bd", tx_key->hostif_handle, tx_key->vlan_id);
      return SWITCH_STATUS_INVALID_HANDLE;
    }
  }

  memcpy(&tx_info->tx_entry, &tx_entry, sizeof(tx_entry));
  tx_info->bd = handle_to_id(bd_handle);
  tx_info->bypass_flags = tx_action->bypass_flags;
  tx_info->port = handle_to_id(tx_action->port_handle);

  SWITCH_API_INFO(
      "net_filter_tx_create: hostif 0x%lx, vlan_id = %d, fd 0x%x, bypass "
      "0x%x\n",
      tx_key->hostif_handle,
      tx_key->vlan_valid ? tx_key->vlan_id : 0xFFF,
      tx_entry.intf_fd,
      tx_info->bypass_flags);

  tommy_list_insert_head(&packet_tx_filter_list, &(tx_info->node), tx_info);
  tommy_list_sort(&packet_tx_filter_list,
                  switch_packet_tx_filter_priority_compare);
  return status;
}
Exemplo n.º 18
0
switch_handle_t switch_api_sflow_session_create(
    switch_device_t device, switch_api_sflow_session_info_t *api_sflow_info) {
#ifdef P4_SFLOW_ENABLE
  switch_handle_t sflow_handle = SWITCH_API_INVALID_HANDLE;
  switch_sflow_info_t *sflow_info = NULL;
  switch_status_t status = SWITCH_STATUS_FAILURE;

  // Parameter validation
  if (api_sflow_info->collector_type != SFLOW_COLLECTOR_TYPE_CPU) {
    // Only sflow via cpu is supported at this time
    return SWITCH_API_INVALID_HANDLE;
  } else if (!switch_port_is_cpu_port(api_sflow_info->egress_port_hdl)) {
    return SWITCH_API_INVALID_HANDLE;
  }
  if (api_sflow_info->sample_mode != SWITCH_SFLOW_SAMPLE_PKT) {
    // single packet per notificaiton - other modes are TBD
    return SWITCH_API_INVALID_HANDLE;
  }
  if (api_sflow_info->sample_rate == 0) {
    return SWITCH_API_INVALID_HANDLE;
  }
  sflow_handle = switch_sflow_handle_create();
  if (sflow_handle == SWITCH_API_INVALID_HANDLE) {
    return sflow_handle;
  }
  sflow_info = switch_sflow_info_get(sflow_handle);
  if (!sflow_info) {
    return SWITCH_API_INVALID_HANDLE;
  }
  sflow_info->session_id = handle_to_id(sflow_handle);
  sflow_info->api_info = *api_sflow_info;
  tommy_list_init(&sflow_info->match_list);

  sflow_info->mirror_hdl = SWITCH_API_INVALID_HANDLE;
  sflow_info->mirror_table_ent_hdl = SWITCH_HW_INVALID_HANDLE;
  sflow_info->ing_take_sample_table_ent_hdl = SWITCH_HW_INVALID_HANDLE;

  // Create a mirror session to send sampled pkts to CPU.
  // SWITCH_CPU_MIRROR_SESSION_ID mirror-session can be used, except
  // it does not truncate the packet. sFlow may not need entire packet.
  // CPU can perform tuncation as well, but this makes it a bit easier
  // for CPU
  if (api_sflow_info->collector_type == SFLOW_COLLECTOR_TYPE_CPU) {
    switch_api_mirror_info_t api_mirror_info;

    memset(&api_mirror_info, 0, sizeof(switch_api_mirror_info_t));
    api_mirror_info.mirror_type = SWITCH_MIRROR_TYPE_LOCAL;
    // mirror session id is allocated by the mirroring api
    api_mirror_info.session_type = SWITCH_MIRROR_SESSION_TYPE_SIMPLE;
    api_mirror_info.egress_port = CPU_PORT_ID;
    api_mirror_info.direction = SWITCH_API_DIRECTION_BOTH;
    api_mirror_info.max_pkt_len = api_sflow_info->extract_len;

    sflow_info->mirror_hdl =
        switch_api_mirror_session_create(device, &api_mirror_info);
    if (sflow_info->mirror_hdl == SWITCH_API_INVALID_HANDLE) {
      goto error_return;
    }
  } else {
    assert(0);
  }

  status = switch_pd_sflow_session_create(device, sflow_info);
  if (status != SWITCH_STATUS_SUCCESS) {
    goto error_return;
  }

  return sflow_handle;

error_return:
  switch_api_sflow_session_delete(device, sflow_handle, false);
  return SWITCH_API_INVALID_HANDLE;

#else
  (void)device;
  (void)api_sflow_info;
  return SWITCH_API_INVALID_HANDLE;
#endif
}