diff options
Diffstat (limited to 'turbotap/turbotap/cli.c')
| -rw-r--r-- | turbotap/turbotap/cli.c | 169 |
1 files changed, 169 insertions, 0 deletions
diff --git a/turbotap/turbotap/cli.c b/turbotap/turbotap/cli.c new file mode 100644 index 0000000..bdd5c8c --- /dev/null +++ b/turbotap/turbotap/cli.c @@ -0,0 +1,169 @@ +/* + *------------------------------------------------------------------ + * Copyright (c) 2016 Cisco and/or its affiliates. + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at: + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + *------------------------------------------------------------------ + */ +#define _GNU_SOURCE +#include <fcntl.h> /* for open */ +#include <sys/ioctl.h> +#include <sys/socket.h> +#include <sys/stat.h> +#include <sys/types.h> +#include <sys/uio.h> /* for iovec */ +#include <netinet/in.h> + +#include <linux/socket.h> +#include <linux/if_arp.h> +#include <linux/if_tun.h> + +#include <vlib/vlib.h> +#include <vnet/vnet.h> + +#include <vlib/unix/unix.h> +#include <vnet/ethernet/ethernet.h> + +#if DPDK == 1 +#include <vnet/devices/dpdk/dpdk.h> +#endif + +#include "turbotap.h" + +static clib_error_t * +turbotap_delete_command_fn (vlib_main_t * vm, + unformat_input_t * input, + vlib_cli_command_t * cmd) +{ + turbotap_main_t * tr = &turbotap_main; + u32 sw_if_index = ~0; + + if (tr->is_disabled) + { + return clib_error_return (0, "device disabled..."); + } + + if (unformat (input, "%U", unformat_vnet_sw_interface, tr->vnet_main, + &sw_if_index)) + ; + else + return clib_error_return (0, "unknown input `%U'", + format_unformat_error, input); + + int rc = vnet_turbotap_delete (vm, sw_if_index); + + if (!rc) { + vlib_cli_output (vm, "Deleted."); + } else { + vlib_cli_output (vm, "Error during deletion of tap interface. (rc: %d)", rc); + } + + return 0; +} + +VLIB_CLI_COMMAND (turbotap_delete_command, static) = { + .path = "turbotap delete", + .short_help = "turbotap delete <vpp-tap-intfc-name>", + .function = turbotap_delete_command_fn, +}; + +static clib_error_t * +turbotap_connect_command_fn (vlib_main_t * vm, + unformat_input_t * input, + vlib_cli_command_t * cmd) +{ + u8 * intfc_name; + turbotap_main_t * tr = &turbotap_main; + u8 hwaddr[6]; + u8 *hwaddr_arg = 0; + u32 sw_if_index; + + if (tr->is_disabled) + { + return clib_error_return (0, "device disabled..."); + } + + if (unformat (input, "%s", &intfc_name)) + ; + else + return clib_error_return (0, "unknown input `%U'", + format_unformat_error, input); + + if (unformat(input, "hwaddr %U", unformat_ethernet_address, + &hwaddr)) + hwaddr_arg = hwaddr; + + int rv = vnet_turbotap_connect(vm, intfc_name, hwaddr_arg, &sw_if_index); + if (rv) { + switch (rv) { + case VNET_API_ERROR_SYSCALL_ERROR_1: + vlib_cli_output (vm, "Couldn't open /dev/net/turbotap"); + break; + + case VNET_API_ERROR_SYSCALL_ERROR_2: + vlib_cli_output (vm, "Error setting flags on '%s'", intfc_name); + break; + + case VNET_API_ERROR_SYSCALL_ERROR_3: + vlib_cli_output (vm, "Couldn't open provisioning socket"); + break; + + case VNET_API_ERROR_SYSCALL_ERROR_4: + vlib_cli_output (vm, "Couldn't get if_index"); + break; + + case VNET_API_ERROR_SYSCALL_ERROR_5: + vlib_cli_output (vm, "Couldn't bind provisioning socket"); + break; + + case VNET_API_ERROR_SYSCALL_ERROR_6: + vlib_cli_output (0, "Couldn't set device non-blocking flag"); + break; + + case VNET_API_ERROR_SYSCALL_ERROR_7: + vlib_cli_output (0, "Couldn't set device MTU"); + break; + + case VNET_API_ERROR_SYSCALL_ERROR_8: + vlib_cli_output (0, "Couldn't get interface flags"); + break; + case VNET_API_ERROR_SYSCALL_ERROR_9: + vlib_cli_output (0, "Couldn't set intfc admin state up"); + break; + + case VNET_API_ERROR_INVALID_REGISTRATION: + vlib_cli_output (0, "Invalid registration"); + break; + default: + vlib_cli_output (0, "Unknown error: %d", rv); + break; + } + return 0; + } + + vlib_cli_output(vm, "%U\n", format_vnet_sw_if_index_name, vnet_get_main(), sw_if_index); + return 0; +} + +VLIB_CLI_COMMAND (turbotap_connect_command, static) = { + .path = "turbotap connect", + .short_help = "turbotap connect <intfc-name> [hwaddr <addr>]", + .function = turbotap_connect_command_fn, +}; + +clib_error_t * +turbotap_cli_init (vlib_main_t * vm) +{ + return 0; +} + +VLIB_INIT_FUNCTION (turbotap_cli_init); |