From 7b867a8e491357058d37838091ed67a2e77bce2c Mon Sep 17 00:00:00 2001 From: Jakub Grajciar Date: Fri, 8 Dec 2017 16:28:42 +0100 Subject: IGMP plugin - host mode: igmp_listen - API to signal that the host has joined an (S,G) - route mode: igmp_enable - API to enable the reception of host IGMP messages igmp_event - API to report the host join/leave from an (S,G) Change-Id: Id180ec27dee617d33ab3088f5dcf6125d3aa9c8f Signed-off-by: Jakub Grajciar --- src/plugins/igmp/cli.c | 211 +++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 211 insertions(+) create mode 100644 src/plugins/igmp/cli.c (limited to 'src/plugins/igmp/cli.c') diff --git a/src/plugins/igmp/cli.c b/src/plugins/igmp/cli.c new file mode 100644 index 00000000000..a69070f23ce --- /dev/null +++ b/src/plugins/igmp/cli.c @@ -0,0 +1,211 @@ +/* + *------------------------------------------------------------------ + * Copyright (c) 2017 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. + *------------------------------------------------------------------ + */ + +#include +#include +#include + +#include +#include +#include +#include +#include +#include + +#include + +static clib_error_t * +igmp_clear_interface_command_fn (vlib_main_t * vm, unformat_input_t * input, + vlib_cli_command_t * cmd) +{ + unformat_input_t _line_input, *line_input = &_line_input; + clib_error_t *error = NULL; + vnet_main_t *vnm = vnet_get_main (); + u32 sw_if_index; + + igmp_main_t *im = &igmp_main; + igmp_config_t *config; + + if (!unformat_user (input, unformat_line_input, line_input)) + { + error = + clib_error_return (0, "'help clear igmp' or 'clear igmp ?' for help"); + return error; + } + + while (unformat_check_input (line_input) != UNFORMAT_END_OF_INPUT) + { + if (unformat + (line_input, "int %U", unformat_vnet_sw_interface, vnm, + &sw_if_index)); + else + { + error = + clib_error_return (0, "unknown input '%U'", format_unformat_error, + line_input); + goto done; + } + } + + config = igmp_config_lookup (im, sw_if_index); + if (config) + igmp_clear_config (config); + +done: + unformat_free (line_input); + return error; +} + +/* *INDENT-OFF* */ +VLIB_CLI_COMMAND (igmp_clear_interface_command, static) = { + .path = "clear igmp", + .short_help = "clear igmp int ", + .function = igmp_clear_interface_command_fn, +}; +/* *INDENT-ON* */ + +static clib_error_t * +igmp_listen_command_fn (vlib_main_t * vm, unformat_input_t * input, + vlib_cli_command_t * cmd) +{ + unformat_input_t _line_input, *line_input = &_line_input; + clib_error_t *error = NULL; + u8 enable = 1; + ip46_address_t saddr, gaddr; + vnet_main_t *vnm = vnet_get_main (); + u32 sw_if_index; + int rv; + + if (!unformat_user (input, unformat_line_input, line_input)) + { + error = + clib_error_return (0, + "'help igmp listen' or 'igmp listen ?' for help"); + return error; + } + + while (unformat_check_input (line_input) != UNFORMAT_END_OF_INPUT) + { + if (unformat (line_input, "enable")) + enable = 1; + else if (unformat (line_input, "disable")) + enable = 0; + else + if (unformat + (line_input, "int %U", unformat_vnet_sw_interface, vnm, + &sw_if_index)); + else + if (unformat (line_input, "saddr %U", unformat_ip46_address, &saddr)); + else + if (unformat (line_input, "gaddr %U", unformat_ip46_address, &gaddr)); + else + { + error = + clib_error_return (0, "unknown input '%U'", format_unformat_error, + line_input); + goto done; + } + } + + if ((vnet_sw_interface_get_flags (vnm, sw_if_index) + && VNET_SW_INTERFACE_FLAG_ADMIN_UP) == 0) + { + error = clib_error_return (0, "Interface is down"); + goto done; + } + + rv = igmp_listen (vm, enable, sw_if_index, saddr, gaddr, + /* cli_api_listen */ 1); + if (rv == -1) + { + if (enable) + error = + clib_error_return (0, "This igmp configuration already exists"); + else + error = + clib_error_return (0, "This igmp configuration does not nexist"); + } + else if (rv == -2) + error = + clib_error_return (0, + "Failed to add configuration, interface is in router mode"); + +done: + unformat_free (line_input); + return error; +} + +/* *INDENT-OFF* */ +VLIB_CLI_COMMAND (igmp_listen_command, static) = { + .path = "igmp listen", + .short_help = "igmp listen [] " + "int saddr gaddr ", + .function = igmp_listen_command_fn, +}; +/* *INDENT-ON* */ + +static clib_error_t * +igmp_show_command_fn (vlib_main_t * vm, unformat_input_t * input, + vlib_cli_command_t * cmd) +{ + clib_error_t *error = NULL; + igmp_main_t *im = &igmp_main; + vnet_main_t *vnm = vnet_get_main (); + igmp_config_t *config; + igmp_sg_t *sg; + + /* *INDENT-OFF* */ + pool_foreach (config, im->configs, ( + { + vlib_cli_output (vm, "interface: %U", format_vnet_sw_if_index_name, + vnm, config->sw_if_index); + pool_foreach (sg, config->sg, ( + { + vlib_cli_output (vm, "\t(S,G): %U:%U:%U", format_ip46_address, + &sg->saddr, ip46_address_is_ip4 (&sg->saddr), + format_ip46_address, &sg->gaddr, ip46_address_is_ip4 + (&sg->gaddr), format_igmp_report_type, sg->group_type); + })); + })); + /* *INDENT-ON* */ + + return error; +} + +/* *INDENT-OFF* */ +VLIB_CLI_COMMAND (igmp_show_command, static) = { + .path = "show igmp config", + .short_help = "show igmp config", + .function = igmp_show_command_fn, +}; +/* *INDENT-ON* */ + +clib_error_t * +igmp_cli_init (vlib_main_t * vm) +{ + return 0; +} + +VLIB_INIT_FUNCTION (igmp_cli_init); + +/* + * fd.io coding-style-patch-verification: ON + * + * Local Variables: + * eval: (c-set-style "gnu") + * End: + */ -- cgit 1.2.3-korg