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Add a very primitive "top" command to tincctl.

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This commit is contained in:
Guus Sliepen 2011-05-15 13:16:48 +02:00
parent ec495b2f15
commit 97355690b9
4 changed files with 91 additions and 4 deletions
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src/top.c Normal file
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/*
top.c -- Show real-time statistics from a running tincd
Copyright (C) 2011 Guus Sliepen <guus@tinc-vpn.org>
This program 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 2 of the License, or
(at your option) any later version.
This program 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 this program; if not, write to the Free Software Foundation, Inc.,
51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
#include "system.h"
#include <curses.h>
#include "control_common.h"
#include "tincctl.h"
#include "top.h"
void top(int fd) {
initscr();
timeout(1000);
do {
sendline(fd, "%d %d", CONTROL, REQ_DUMP_TRAFFIC);
erase();
char line[4096];
while(recvline(fd, line, sizeof line)) {
char node[4096];
int code;
int req;
uint64_t in_packets;
uint64_t in_bytes;
uint64_t out_packets;
uint64_t out_bytes;
int n = sscanf(line, "%d %d %s %"PRIu64" %"PRIu64" %"PRIu64" %"PRIu64, &code, &req, node, &in_packets, &in_bytes, &out_packets, &out_bytes);
if(n == 2)
break;
if(n != 7) {
fprintf(stderr, "Error receiving traffic information\n");
return;
}
printw("%16s %8"PRIu64" %8"PRIu64" %8"PRIu64" %8"PRIu64"\n", node, in_packets, in_bytes, out_packets, out_bytes);
}
refresh();
} while(getch() == ERR);
endwin();
}