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-rw-r--r--src/vnet/devices/af_packet/cli.c144
1 files changed, 144 insertions, 0 deletions
diff --git a/src/vnet/devices/af_packet/cli.c b/src/vnet/devices/af_packet/cli.c
new file mode 100644
index 00000000000..2cbd415289e
--- /dev/null
+++ b/src/vnet/devices/af_packet/cli.c
@@ -0,0 +1,144 @@
+/*
+ *------------------------------------------------------------------
+ * af_packet.c - linux kernel packet interface
+ *
+ * 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.
+ *------------------------------------------------------------------
+ */
+
+#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 <vlib/vlib.h>
+#include <vlib/unix/unix.h>
+#include <vnet/ip/ip.h>
+#include <vnet/ethernet/ethernet.h>
+
+#include <vnet/devices/af_packet/af_packet.h>
+
+static clib_error_t *
+af_packet_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;
+ u8 *host_if_name = NULL;
+ u8 hwaddr[6];
+ u8 *hw_addr_ptr = 0;
+ u32 sw_if_index;
+ int r;
+
+ /* Get a line of input. */
+ if (!unformat_user (input, unformat_line_input, line_input))
+ return 0;
+
+ while (unformat_check_input (line_input) != UNFORMAT_END_OF_INPUT)
+ {
+ if (unformat (line_input, "name %s", &host_if_name))
+ ;
+ else
+ if (unformat
+ (line_input, "hw-addr %U", unformat_ethernet_address, hwaddr))
+ hw_addr_ptr = hwaddr;
+ else
+ return clib_error_return (0, "unknown input `%U'",
+ format_unformat_error, input);
+ }
+ unformat_free (line_input);
+
+ if (host_if_name == NULL)
+ return clib_error_return (0, "missing host interface name");
+
+ r = af_packet_create_if (vm, host_if_name, hw_addr_ptr, &sw_if_index);
+ vec_free (host_if_name);
+
+ if (r == VNET_API_ERROR_SYSCALL_ERROR_1)
+ return clib_error_return (0, "%s (errno %d)", strerror (errno), errno);
+
+ if (r == VNET_API_ERROR_INVALID_INTERFACE)
+ return clib_error_return (0, "Invalid interface name");
+
+ if (r == VNET_API_ERROR_SUBIF_ALREADY_EXISTS)
+ return clib_error_return (0, "Interface elready exists");
+
+ vlib_cli_output (vm, "%U\n", format_vnet_sw_if_index_name, vnet_get_main (),
+ sw_if_index);
+ return 0;
+}
+
+/* *INDENT-OFF* */
+VLIB_CLI_COMMAND (af_packet_create_command, static) = {
+ .path = "create host-interface",
+ .short_help = "create host-interface name <interface name> [hw-addr <mac>]",
+ .function = af_packet_create_command_fn,
+};
+/* *INDENT-ON* */
+
+static clib_error_t *
+af_packet_delete_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 *host_if_name = NULL;
+
+ /* Get a line of input. */
+ if (!unformat_user (input, unformat_line_input, line_input))
+ return 0;
+
+ while (unformat_check_input (line_input) != UNFORMAT_END_OF_INPUT)
+ {
+ if (unformat (line_input, "name %s", &host_if_name))
+ ;
+ else
+ return clib_error_return (0, "unknown input `%U'",
+ format_unformat_error, input);
+ }
+ unformat_free (line_input);
+
+ if (host_if_name == NULL)
+ return clib_error_return (0, "missing host interface name");
+
+ af_packet_delete_if (vm, host_if_name);
+ vec_free (host_if_name);
+
+ return 0;
+}
+
+/* *INDENT-OFF* */
+VLIB_CLI_COMMAND (af_packet_delete_command, static) = {
+ .path = "delete host-interface",
+ .short_help = "delete host-interface name <interface name>",
+ .function = af_packet_delete_command_fn,
+};
+/* *INDENT-ON* */
+
+clib_error_t *
+af_packet_cli_init (vlib_main_t * vm)
+{
+ return 0;
+}
+
+VLIB_INIT_FUNCTION (af_packet_cli_init);
+
+/*
+ * fd.io coding-style-patch-verification: ON
+ *
+ * Local Variables:
+ * eval: (c-set-style "gnu")
+ * End:
+ */