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/*
Tomato Firmware
Copyright (C) 2006-2009 Jonathan Zarate
*/
#include "tomato.h"
#include <sys/stat.h>
/*
#include <fcntl.h>
#include <errno.h>
#include <sys/wait.h>
#include <typedefs.h>
*/
static const char *hfn = "/var/lib/misc/rstats-history.gz";
void wo_bwmbackup(char *url)
{
struct stat st;
time_t t;
int i;
if (stat(hfn, &st) == 0) {
t = st.st_mtime;
sleep(1);
}
else {
t = 0;
}
killall("rstats", SIGHUP);
for (i = 10; i > 0; --i) {
if ((stat(hfn, &st) == 0) && (st.st_mtime != t)) break;
sleep(1);
}
if (i == 0) {
send_error(500, NULL, NULL);
return;
}
send_header(200, NULL, mime_binary, 0);
do_file((char *)hfn);
}
void wi_bwmrestore(char *url, int len, char *boundary)
{
char *buf;
const char *error;
int ok;
int n;
char tmp[64];
check_id(url);
tmp[0] = 0;
buf = NULL;
error = "Error reading file";
ok = 0;
if (!skip_header(&len)) {
goto ERROR;
}
if ((len < 64) || (len > 10240)) {
goto ERROR;
}
if ((buf = malloc(len)) == NULL) {
error = "Not enough memory";
goto ERROR;
}
n = web_read(buf, len);
len -= n;
sprintf(tmp, "%s.new", hfn);
if (f_write(tmp, buf, n, 0, 0600) != n) {
unlink(tmp);
error = "Error writing temporary file";
goto ERROR;
}
f_write("/var/tmp/rstats-load", NULL, 0, 0, 0600);
killall("rstats", SIGHUP);
sleep(1);
error = NULL;
rboot = 1; // used as "ok"
ERROR:
free(buf);
web_eat(len);
if (error != NULL) resmsg_set(error);
}
void wo_bwmrestore(char *url)
{
if (rboot) {
redirect("/bwm-daily.asp");
}
else {
parse_asp("error.asp");
}
}
void asp_netdev(int argc, char **argv)
{
FILE *f;
char buf[256];
unsigned long rx, tx;
char *p;
char *ifname;
char comma;
char *exclude;
exclude = nvram_safe_get("rstats_exclude");
web_puts("\n\nnetdev={");
if ((f = fopen("/proc/net/dev", "r")) != NULL) {
fgets(buf, sizeof(buf), f); // header
fgets(buf, sizeof(buf), f); // "
comma = ' ';
while (fgets(buf, sizeof(buf), f)) {
if ((p = strchr(buf, ':')) == NULL) continue;
*p = 0;
if ((ifname = strrchr(buf, ' ')) == NULL) ifname = buf;
else ++ifname;
// if (strncmp(ifname, "ppp", 3) == 0) ifname = "ppp";
if ((strcmp(ifname, "lo") == 0) || (find_word(exclude, ifname))) continue;
// <rx bytes, packets, errors, dropped, fifo errors, frame errors, compressed, multicast><tx ...>
if (sscanf(p + 1, "%lu%*u%*u%*u%*u%*u%*u%*u%lu", &rx, &tx) != 2) continue;
web_printf("%c'%s':{rx:0x%lx,tx:0x%lx}", comma, ifname, rx, tx);
comma = ',';
}
fclose(f);
}
web_puts("};\n");
}
void asp_bandwidth(int argc, char **argv)
{
char *name;
int sig;
if ((nvram_get_int("rstats_enable") == 1) && (argc == 1)) {
if (strcmp(argv[0], "speed") == 0) {
sig = SIGUSR1;
name = "/var/spool/rstats-speed.js";
}
else {
sig = SIGUSR2;
name = "/var/spool/rstats-history.js";
}
unlink(name);
killall("rstats", sig);
f_wait_exists(name, 5);
do_file(name);
unlink(name);
}
}
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