diff options
Diffstat (limited to 'src/plugins/linux-cp/lcp_cli.c')
| -rw-r--r-- | src/plugins/linux-cp/lcp_cli.c | 236 |
1 files changed, 236 insertions, 0 deletions
diff --git a/src/plugins/linux-cp/lcp_cli.c b/src/plugins/linux-cp/lcp_cli.c new file mode 100644 index 00000000000..3b0598c1b66 --- /dev/null +++ b/src/plugins/linux-cp/lcp_cli.c @@ -0,0 +1,236 @@ +/* Hey Emacs use -*- mode: C -*- */ +/* + * Copyright 2020 Rubicon Communications, LLC. + * + * 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. + */ + +#include <sys/socket.h> +#include <linux/if.h> + +#include <vnet/vnet.h> +#include <vnet/plugin/plugin.h> + +#include <vlibapi/api.h> +#include <vlibmemory/api.h> +#include <vpp/app/version.h> +#include <vnet/format_fns.h> + +#include <plugins/linux-cp/lcp_interface.h> + +static clib_error_t * +lcp_itf_pair_create_command_fn (vlib_main_t *vm, unformat_input_t *input, + vlib_cli_command_t *cmd) +{ + unformat_input_t _line_input, *line_input = &_line_input; + vnet_main_t *vnm = vnet_get_main (); + u32 sw_if_index; + u8 *host_if_name; + lip_host_type_t host_if_type; + u8 *ns; + int r; + + if (!unformat_user (input, unformat_line_input, line_input)) + return 0; + + sw_if_index = ~0; + host_if_name = ns = NULL; + host_if_type = LCP_ITF_HOST_TAP; + + while (unformat_check_input (line_input) != UNFORMAT_END_OF_INPUT) + { + if (unformat (line_input, "%d", &sw_if_index)) + ; + else if (unformat (line_input, "%U", unformat_vnet_sw_interface, vnm, + &sw_if_index)) + ; + else if (unformat (line_input, "host-if %s", &host_if_name)) + ; + else if (unformat (line_input, "netns %s", &ns)) + ; + else if (unformat (line_input, "tun")) + host_if_type = LCP_ITF_HOST_TUN; + else + { + unformat_free (line_input); + vec_free (host_if_name); + vec_free (ns); + return clib_error_return (0, "unknown input `%U'", + format_unformat_error, input); + } + } + + unformat_free (line_input); + + if (sw_if_index == ~0) + { + vec_free (host_if_name); + vec_free (ns); + return clib_error_return (0, "interface name or sw_if_index required"); + } + + if (vec_len (ns) >= LCP_NS_LEN) + { + vec_free (host_if_name); + vec_free (ns); + return clib_error_return ( + 0, "Namespace name should be fewer than %d characters", LCP_NS_LEN); + } + + r = lcp_itf_pair_create (sw_if_index, host_if_name, host_if_type, ns); + + vec_free (host_if_name); + vec_free (ns); + + if (r) + return clib_error_return (0, "linux-cp pair creation failed (%d)", r); + + return 0; +} + +VLIB_CLI_COMMAND (lcp_itf_pair_create_command, static) = { + .path = "lcp create", + .short_help = "lcp create <sw_if_index>|<if-name> host-if <host-if-name> " + "netns <namespace> [tun]", + .function = lcp_itf_pair_create_command_fn, +}; + +static clib_error_t * +lcp_default_netns_command_fn (vlib_main_t *vm, unformat_input_t *input, + vlib_cli_command_t *cmd) +{ + unformat_input_t _line_input, *line_input = &_line_input; + u8 *ns; + int r; + + if (!unformat_user (input, unformat_line_input, line_input)) + return 0; + + ns = 0; + + while (unformat_check_input (line_input) != UNFORMAT_END_OF_INPUT) + { + if (unformat (line_input, "netns %s", &ns)) + ; + else if (unformat (line_input, "clear netns")) + ; + } + + unformat_free (line_input); + + vlib_cli_output (vm, "lcp set default netns '%s'\n", (char *) ns); + + r = lcp_set_default_ns (ns); + + if (r) + return clib_error_return (0, "linux-cp set default netns failed (%d)", r); + + return 0; +} + +VLIB_CLI_COMMAND (lcp_default_netns_command, static) = { + .path = "lcp default", + .short_help = "lcp default netns [<namespace>]", + .function = lcp_default_netns_command_fn, +}; + +static clib_error_t * +lcp_itf_pair_delete_command_fn (vlib_main_t *vm, unformat_input_t *input, + vlib_cli_command_t *cmd) +{ + vnet_main_t *vnm = vnet_get_main (); + unformat_input_t _line_input, *line_input = &_line_input; + u32 sw_if_index; + int r; + + if (!unformat_user (input, unformat_line_input, line_input)) + return 0; + + sw_if_index = ~0; + + while (unformat_check_input (line_input) != UNFORMAT_END_OF_INPUT) + { + if (unformat (line_input, "%d", &sw_if_index)) + ; + else if (unformat (line_input, "%U", unformat_vnet_sw_interface, vnm, + &sw_if_index)) + ; + else + return clib_error_return (0, "unknown input `%U'", + format_unformat_error, input); + } + + unformat_free (line_input); + + if (sw_if_index == ~0) + return clib_error_return (0, "interface name or sw_if_index required"); + + r = lcp_itf_pair_delete (sw_if_index); + + if (r) + return clib_error_return (0, "linux-cp pair deletion failed (%d)", r); + return 0; +} + +VLIB_CLI_COMMAND (lcp_itf_pair_delete_command, static) = { + .path = "lcp delete", + .short_help = "lcp delete <sw_if_index>|<if-name>", + .function = lcp_itf_pair_delete_command_fn, +}; + +static clib_error_t * +lcp_itf_pair_show_cmd (vlib_main_t *vm, unformat_input_t *input, + vlib_cli_command_t *cmd) +{ + vnet_main_t *vnm = vnet_get_main (); + u32 phy_sw_if_index; + + phy_sw_if_index = ~0; + + while (unformat_check_input (input) != UNFORMAT_END_OF_INPUT) + { + if (unformat (input, "phy %U", unformat_vnet_sw_interface, vnm, + &phy_sw_if_index)) + ; + else + return clib_error_return (0, "unknown input '%U'", + format_unformat_error, input); + } + + lcp_itf_pair_show (phy_sw_if_index); + + return 0; +} + +VLIB_CLI_COMMAND (lcp_itf_pair_show_cmd_node, static) = { + .path = "show lcp", + .function = lcp_itf_pair_show_cmd, + .short_help = "show lcp [phy <interface>]", + .is_mp_safe = 1, +}; + +clib_error_t * +lcp_cli_init (vlib_main_t *vm) +{ + return 0; +} + +VLIB_INIT_FUNCTION (lcp_cli_init); + +/* + * fd.io coding-style-patch-verification: ON + * + * Local Variables: + * eval: (c-set-style "gnu") + * End: + */ |