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/*
* relay-command.c - relay command
*
* Copyright (C) 2003-2016 Sébastien Helleu <flashcode@flashtux.org>
*
* This file is part of WeeChat, the extensible chat client.
*
* WeeChat is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 3 of the License, or
* (at your option) any later version.
*
* WeeChat is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with WeeChat. If not, see <http://www.gnu.org/licenses/>.
*/
#include <stdlib.h>
#include <string.h>
#include <time.h>
#include "../weechat-plugin.h"
#include "relay.h"
#include "relay-buffer.h"
#include "relay-client.h"
#include "relay-config.h"
#include "relay-network.h"
#include "relay-raw.h"
#include "relay-server.h"
/*
* Displays list of clients.
*/
void
relay_command_client_list (int full)
{
struct t_relay_client *ptr_client;
char date_start[128], date_activity[128];
struct tm *date_tmp;
int num_found;
num_found = 0;
for (ptr_client = relay_clients; ptr_client;
ptr_client = ptr_client->next_client)
{
if (!full && RELAY_CLIENT_HAS_ENDED(ptr_client))
continue;
if (num_found == 0)
{
weechat_printf (NULL, "");
weechat_printf (NULL,
(full) ?
_("Clients for relay:") :
_("Connected clients for relay:"));
}
num_found++;
date_start[0] = '\0';
date_tmp = localtime (&(ptr_client->start_time));
if (date_tmp)
{
strftime (date_start, sizeof (date_start),
"%a, %d %b %Y %H:%M:%S", date_tmp);
}
date_activity[0] = '\0';
date_tmp = localtime (&(ptr_client->last_activity));
if (date_tmp)
{
strftime (date_activity, sizeof (date_activity),
"%a, %d %b %Y %H:%M:%S", date_tmp);
}
if (full)
{
weechat_printf (NULL,
_(" %s%s%s (%s%s%s), started on: %s, last activity: %s, "
"bytes: %llu recv, %llu sent"),
RELAY_COLOR_CHAT_CLIENT,
ptr_client->desc,
RELAY_COLOR_CHAT,
weechat_color (weechat_config_string (relay_config_color_status[ptr_client->status])),
relay_client_status_string[ptr_client->status],
RELAY_COLOR_CHAT,
date_start,
date_activity,
ptr_client->bytes_recv,
ptr_client->bytes_sent);
}
else
{
weechat_printf (NULL,
_(" %s%s%s (%s%s%s), started on: %s"),
RELAY_COLOR_CHAT_CLIENT,
ptr_client->desc,
RELAY_COLOR_CHAT,
weechat_color (weechat_config_string (relay_config_color_status[ptr_client->status])),
relay_client_status_string[ptr_client->status],
RELAY_COLOR_CHAT,
date_start);
}
}
if (num_found == 0)
{
weechat_printf (NULL,
(full) ?
_("No client for relay") :
_("No connected client for relay"));
}
}
/*
* Displays list of servers (list of ports on which we are listening).
*/
void
relay_command_server_list ()
{
struct t_relay_server *ptr_server;
int i;
char date_start[128];
struct tm *date_tmp;
if (relay_servers)
{
weechat_printf (NULL, "");
weechat_printf (NULL, _("Listening on ports:"));
i = 1;
for (ptr_server = relay_servers; ptr_server;
ptr_server = ptr_server->next_server)
{
if (ptr_server->sock < 0)
{
weechat_printf (
NULL,
_(" port %s%d%s, relay: %s%s%s, %s (not started)"),
RELAY_COLOR_CHAT_BUFFER,
ptr_server->port,
RELAY_COLOR_CHAT,
RELAY_COLOR_CHAT_BUFFER,
ptr_server->protocol_string,
RELAY_COLOR_CHAT,
((ptr_server->ipv4 && ptr_server->ipv6) ? "IPv4+6" : ((ptr_server->ipv6) ? "IPv6" : "IPv4")));
}
else
{
date_start[0] = '\0';
date_tmp = localtime (&(ptr_server->start_time));
if (date_tmp)
{
strftime (date_start, sizeof (date_start),
"%a, %d %b %Y %H:%M:%S", date_tmp);
}
weechat_printf (
NULL,
_(" port %s%d%s, relay: %s%s%s, %s, started on: %s"),
RELAY_COLOR_CHAT_BUFFER,
ptr_server->port,
RELAY_COLOR_CHAT,
RELAY_COLOR_CHAT_BUFFER,
ptr_server->protocol_string,
RELAY_COLOR_CHAT,
((ptr_server->ipv4 && ptr_server->ipv6) ? "IPv4+6" : ((ptr_server->ipv6) ? "IPv6" : "IPv4")),
date_start);
}
i++;
}
}
else
weechat_printf (NULL, _("No server for relay"));
}
/*
* Callback for command "/relay".
*/
int
relay_command_relay (const void *pointer, void *data,
struct t_gui_buffer *buffer, int argc,
char **argv, char **argv_eol)
{
struct t_relay_server *ptr_server;
struct t_config_option *ptr_option;
int port;
/* make C compiler happy */
(void) pointer;
(void) data;
(void) buffer;
if (argc > 1)
{
if (weechat_strcasecmp (argv[1], "list") == 0)
{
relay_command_client_list (0);
return WEECHAT_RC_OK;
}
if (weechat_strcasecmp (argv[1], "listfull") == 0)
{
relay_command_client_list (1);
return WEECHAT_RC_OK;
}
if (weechat_strcasecmp (argv[1], "listrelay") == 0)
{
relay_command_server_list ();
return WEECHAT_RC_OK;
}
if (weechat_strcasecmp (argv[1], "add") == 0)
{
WEECHAT_COMMAND_MIN_ARGS(4, "add");
if (relay_config_create_option_port (
NULL, NULL,
relay_config_file,
relay_config_section_port,
argv[2],
argv_eol[3]) != WEECHAT_CONFIG_OPTION_SET_ERROR)
{
weechat_printf (NULL,
_("%s: relay \"%s\" (port %s) added"),
RELAY_PLUGIN_NAME,
argv[2], argv_eol[3]);
}
return WEECHAT_RC_OK;
}
if (weechat_strcasecmp (argv[1], "del") == 0)
{
WEECHAT_COMMAND_MIN_ARGS(3, "del");
ptr_server = relay_server_search (argv_eol[2]);
if (ptr_server)
{
port = ptr_server->port;
relay_server_free (ptr_server);
ptr_option = weechat_config_search_option (relay_config_file,
relay_config_section_port,
argv_eol[2]);
if (ptr_option)
weechat_config_option_free (ptr_option);
weechat_printf (NULL,
_("%s: relay \"%s\" (port %d) removed"),
RELAY_PLUGIN_NAME,
argv[2], port);
}
else
{
weechat_printf (NULL,
_("%s%s: relay \"%s\" not found"),
weechat_prefix ("error"),
RELAY_PLUGIN_NAME,
argv_eol[2]);
}
return WEECHAT_RC_OK;
}
if (weechat_strcasecmp (argv[1], "stop") == 0)
{
WEECHAT_COMMAND_MIN_ARGS(3, "stop");
ptr_server = relay_server_search (argv_eol[2]);
if (ptr_server)
{
relay_server_close_socket (ptr_server);
}
else
{
weechat_printf (NULL,
_("%s%s: relay \"%s\" not found"),
weechat_prefix ("error"),
RELAY_PLUGIN_NAME,
argv_eol[2]);
}
return WEECHAT_RC_OK;
}
if (weechat_strcasecmp (argv[1], "restart") == 0)
{
WEECHAT_COMMAND_MIN_ARGS(3, "restart");
ptr_server = relay_server_search (argv_eol[2]);
if (ptr_server)
{
relay_server_close_socket (ptr_server);
relay_server_create_socket (ptr_server);
}
else
{
weechat_printf (NULL,
_("%s%s: relay \"%s\" not found"),
weechat_prefix ("error"),
RELAY_PLUGIN_NAME,
argv_eol[2]);
}
return WEECHAT_RC_OK;
}
if (weechat_strcasecmp (argv[1], "raw") == 0)
{
relay_raw_open (1);
return WEECHAT_RC_OK;
}
if (weechat_strcasecmp (argv[1], "sslcertkey") == 0)
{
relay_network_set_ssl_cert_key (1);
return WEECHAT_RC_OK;
}
if (weechat_strcasecmp (argv[1], "up") == 0)
{
if (relay_buffer && (relay_buffer_selected_line > 0))
{
relay_buffer_selected_line--;
relay_buffer_refresh (NULL);
}
return WEECHAT_RC_OK;
}
if (weechat_strcasecmp (argv[1], "down") == 0)
{
if (relay_buffer
&& relay_buffer_selected_line < relay_client_count - 1)
{
relay_buffer_selected_line++;
relay_buffer_refresh (NULL);
}
return WEECHAT_RC_OK;
}
WEECHAT_COMMAND_ERROR;
}
if (!relay_buffer)
relay_buffer_open ();
if (relay_buffer)
{
weechat_buffer_set (relay_buffer, "display", "1");
relay_buffer_refresh (NULL);
}
return WEECHAT_RC_OK;
}
/*
* Hooks command.
*/
void
relay_command_init ()
{
weechat_hook_command (
"relay",
N_("relay control"),
N_("list|listfull|listrelay"
" || add <name> <port>"
" || del|stop|restart <name>"
" || raw"
" || sslcertkey"),
N_(" list: list relay clients (only active relays)\n"
" listfull: list relay clients (verbose, all relays)\n"
" listrelay: list relays (name and port)\n"
" add: add a relay (listen on a port)\n"
" del: remove a relay (clients remain connected)\n"
" stop: close the server socket (clients remain connected)\n"
" restart: close the server socket and listen again on port "
"(clients remain connected)\n"
" name: relay name (see format below)\n"
" port: port used for relay\n"
" raw: open buffer with raw Relay data\n"
" sslcertkey: set SSL certificate/key using path in option "
"relay.network.ssl_cert_key\n"
"\n"
"Relay name is: [ipv4.][ipv6.][ssl.]<protocol.name>\n"
" ipv4: force use of IPv4\n"
" ipv6: force use of IPv6\n"
" ssl: enable SSL\n"
"protocol.name: protocol and name to relay:\n"
" - protocol \"irc\": name is the server to share "
"(optional, if not given, the server name must be sent by client in "
"command \"PASS\", with format: \"PASS server:password\")\n"
" - protocol \"weechat\" (name is not used)\n"
"\n"
"The \"irc\" protocol allows any IRC client (including WeeChat "
"itself) to connect on the port.\n"
"The \"weechat\" protocol allows a remote interface to connect on "
"the port, see the list here: https://weechat.org/download/\n"
"\n"
"Without argument, this command opens buffer with list of relay "
"clients.\n"
"\n"
"Examples:\n"
" irc proxy, for server \"freenode\":\n"
" /relay add irc.freenode 8000\n"
" irc proxy, for server \"freenode\", with SSL:\n"
" /relay add ssl.irc.freenode 8001\n"
" irc proxy, for all servers (client will choose), with SSL:\n"
" /relay add ssl.irc 8002\n"
" weechat protocol:\n"
" /relay add weechat 9000\n"
" weechat protocol with SSL:\n"
" /relay add ssl.weechat 9001\n"
" weechat protocol with SSL, using only IPv4:\n"
" /relay add ipv4.ssl.weechat 9001\n"
" weechat protocol with SSL, using only IPv6:\n"
" /relay add ipv6.ssl.weechat 9001\n"
" weechat protocol with SSL, using IPv4 + IPv6:\n"
" /relay add ipv4.ipv6.ssl.weechat 9001"),
"list %(relay_relays)"
" || listfull %(relay_relays)"
" || listrelay"
" || add %(relay_protocol_name) %(relay_free_port)"
" || del %(relay_relays)"
" || stop %(relay_relays)"
" || restart %(relay_relays)"
" || raw"
" || sslcertkey",
&relay_command_relay, NULL, NULL);
}
|