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authorJakub Grajciar <jgrajcia@cisco.com>2017-12-08 16:28:42 +0100
committerChris Luke <chris_luke@comcast.com>2018-03-19 15:53:19 +0000
commit7b867a8e491357058d37838091ed67a2e77bce2c (patch)
tree8f9373e4e41e930d0f20e90305168a1ab80dd714 /src/plugins/igmp/cli.c
parent489cc829224407a51ca8d612c92bd78c30eaf660 (diff)
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 <jgrajcia@cisco.com>
Diffstat (limited to 'src/plugins/igmp/cli.c')
-rw-r--r--src/plugins/igmp/cli.c211
1 files changed, 211 insertions, 0 deletions
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 <stdint.h>
+#include <sys/ioctl.h>
+#include <inttypes.h>
+
+#include <vlib/vlib.h>
+#include <vlib/unix/unix.h>
+#include <vnet/ip/ip.h>
+#include <vnet/fib/fib_entry.h>
+#include <vnet/fib/fib_table.h>
+#include <vnet/mfib/mfib_table.h>
+
+#include <igmp/igmp.h>
+
+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 <interface>",
+ .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 [<enable|disable>] "
+ "int <interface> saddr <ip4-address> gaddr <ip4-address>",
+ .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:
+ */