mirror of https://gerrit.osmocom.org/osmo-pcap
149 lines
3.6 KiB
C
149 lines
3.6 KiB
C
/*
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* osmo-pcap-client code
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*
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* (C) 2011 by Holger Hans Peter Freyther <zecke@selfish.org>
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* (C) 2011 by On-Waves
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* All Rights Reserved
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU Affero General Public License as published by
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* the Free Software Foundation; either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Affero General Public License for more details.
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*
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* You should have received a copy of the GNU Affero General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*
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*/
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#include <osmo-pcap/osmo_pcap_client.h>
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#include <osmo-pcap/common.h>
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#include <osmocore/talloc.h>
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#include <stdlib.h>
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#define PCAP_STRING "PCAP related functions\n"
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#define SERVER_STRING "Server string\n"
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static struct cmd_node client_node = {
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CLIENT_NODE,
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"%s(client)#",
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1,
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};
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DEFUN(cfg_client,
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cfg_client_cmd,
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"client",
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"Enter the client configuration\n")
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{
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vty->node = CLIENT_NODE;
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return CMD_SUCCESS;
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}
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static int config_write_client(struct vty *vty)
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{
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vty_out(vty, "client%s", VTY_NEWLINE);
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if (pcap_client->device)
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vty_out(vty, " pcap device %s%s",
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pcap_client->device, VTY_NEWLINE);
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if (pcap_client->filter_string)
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vty_out(vty, " pcap filter %s%s",
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pcap_client->filter_string, VTY_NEWLINE);
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vty_out(vty, " pcap detect-loop %d%s",
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pcap_client->filter_itself, VTY_NEWLINE);
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if (pcap_client->srv_ip)
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vty_out(vty, " server ip %s%s",
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pcap_client->srv_ip, VTY_NEWLINE);
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if (pcap_client->srv_port > 0)
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vty_out(vty, " server port %d%s",
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pcap_client->srv_port, VTY_NEWLINE);
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return CMD_SUCCESS;
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}
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DEFUN(cfg_client_device,
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cfg_client_device_cmd,
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"pcap device NAME",
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PCAP_STRING "the device to filter\n" "device name\n")
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{
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osmo_client_capture(pcap_client, argv[0]);
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return CMD_SUCCESS;
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}
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DEFUN(cfg_client_filter,
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cfg_client_filter_cmd,
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"pcap filter .NAME",
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PCAP_STRING "filter string in pcap syntax\n" "filter\n")
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{
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char *filter = argv_concat(argv, argc, 0);
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if (!filter) {
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vty_out(vty, "Failed to allocate buffer.%s", VTY_NEWLINE);
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return CMD_WARNING;
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}
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if (osmo_client_filter(pcap_client, filter) != 0) {
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vty_out(vty, "Failed to set the device.%s", VTY_NEWLINE);
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talloc_free(filter);
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return CMD_WARNING;
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}
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talloc_free(filter);
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return CMD_SUCCESS;
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}
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DEFUN(cfg_client_loop,
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cfg_client_loop_cmd,
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"pcap detect-loop (0|1)",
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PCAP_STRING "detect loop and drop\n" "No detection\n" "Detection\n")
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{
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pcap_client->filter_itself = atoi(argv[0]);
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return CMD_SUCCESS;
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}
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DEFUN(cfg_server_ip,
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cfg_server_ip_cmd,
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"server ip A.B.C.D",
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SERVER_STRING "IP Address of the server\n" "IP\n")
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{
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talloc_free(pcap_client->srv_ip);
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pcap_client->srv_ip = talloc_strdup(pcap_client, argv[0]);
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return CMD_SUCCESS;
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}
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DEFUN(cfg_server_port,
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cfg_server_port_cmd,
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"server port <1-65535>",
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SERVER_STRING "Port\n" "Number\n")
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{
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pcap_client->srv_port = atoi(argv[0]);
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return CMD_SUCCESS;
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}
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int vty_client_init(struct osmo_pcap_client *pcap)
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{
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install_element(CONFIG_NODE, &cfg_client_cmd);
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install_node(&client_node, config_write_client);
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install_default(CLIENT_NODE);
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install_element(CLIENT_NODE, &cfg_client_device_cmd);
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install_element(CLIENT_NODE, &cfg_client_filter_cmd);
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install_element(CLIENT_NODE, &cfg_client_loop_cmd);
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install_element(CLIENT_NODE, &cfg_server_ip_cmd);
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install_element(CLIENT_NODE, &cfg_server_port_cmd);
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return 0;
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}
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