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modules/admin-full: track non-tcp or udp connections, use /proc/net/nf_conntrack on newer systems

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This commit is contained in:
Jo-Philipp Wich 2010-11-29 14:14:17 +00:00
parent a3207ded53
commit 143131ea77
3 changed files with 97 additions and 54 deletions
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3
modules/admin-full/htdocs/luci-static/resources/connections.svg
View file

@ -11,6 +11,7 @@
<line x1="0" y1="75%" x2="100%" y2="75%" style="stroke:black;stroke-width:0.1" />
<text id="label_25" x="20" y="74%" style="fill:#999999; font-size:9pt"> </text>
<polyline id="udp" points="" style="fill:blue;fill-opacity:0.4;stroke:blue;stroke-width:1" />
<polyline id="tcp" points="" style="fill:green;fill-opacity:0.4;stroke:green;stroke-width:1" />
<polyline id="udp" points="" style="fill:blue;fill-opacity:0.4;stroke:blue;stroke-width:1" />
<polyline id="other" points="" style="fill:red;fill-opacity:0.4;stroke:red;stroke-width:1" />
</svg>

Side by side Swipe Overlay

Before

Width:  |  Height:  |  Size: 914 B

After

Width:  |  Height:  |  Size: 1,009 B

105
modules/admin-full/luasrc/view/admin_status/connections.htm
View file

@ -19,9 +19,10 @@ $Id$
var bwxhr = new XHR();
var G;
var TIME = 0;
var UDP = 1;
var TCP = 2;
var TIME = 0;
var UDP = 1;
var TCP = 2;
var OTHER = 3;
var width = 760;
var height = 300;
@ -33,6 +34,7 @@ $Id$
var data_udp = [ ];
var data_tcp = [ ];
var data_otr = [ ];
var line_udp;
var line_tcp;
@ -41,13 +43,17 @@ $Id$
var label_50;
var label_75;
var label_rx_cur;
var label_rx_avg;
var label_rx_peak;
var label_udp_cur;
var label_udp_avg;
var label_udp_peak;
var label_tx_cur;
var label_tx_avg;
var label_tx_peak;
var label_tcp_cur;
var label_tcp_avg;
var label_tcp_peak;
var label_otr_cur;
var label_otr_avg;
var label_otr_peak;
var label_scale;
@ -62,9 +68,11 @@ $Id$
var data_udp_avg = 0;
var data_tcp_avg = 0;
var data_otr_avg = 0;
var data_udp_peak = 0;
var data_tcp_peak = 0;
var data_otr_peak = 0;
for (var i = data_stamp ? 0 : 1; i < data.length; i++)
{
@ -74,30 +82,36 @@ $Id$
data_udp.push(data[i][UDP]);
data_tcp.push(data[i][TCP]);
data_otr.push(data[i][OTHER]);
}
/* cut off outdated entries */
data_udp = data_udp.slice(data_udp.length - data_wanted, data_udp.length);
data_tcp = data_tcp.slice(data_tcp.length - data_wanted, data_tcp.length);
data_otr = data_otr.slice(data_otr.length - data_wanted, data_otr.length);
/* find peak */
for (var i = 0; i < data_udp.length; i++)
{
data_max = Math.max(data_max, data_udp[i]);
data_max = Math.max(data_max, data_tcp[i]);
data_max = Math.max(data_max, data_otr[i]);
data_udp_peak = Math.max(data_udp_peak, data_udp[i]);
data_tcp_peak = Math.max(data_tcp_peak, data_tcp[i]);
data_otr_peak = Math.max(data_otr_peak, data_otr[i]);
if (i > 0)
{
data_udp_avg = (data_udp_avg + data_udp[i]) / 2;
data_tcp_avg = (data_tcp_avg + data_tcp[i]) / 2;
data_otr_avg = (data_otr_avg + data_otr[i]) / 2;
}
else
{
data_udp_avg = data_udp[i];
data_tcp_avg = data_tcp[i];
data_otr_avg = data_otr[i];
}
}
@ -107,42 +121,51 @@ $Id$
/* plot data */
var pt_rx = '0,' + height;
var pt_tx = '0,' + height;
var pt_udp = '0,' + height;
var pt_tcp = '0,' + height;
var pt_otr = '0,' + height;
var y_rx = 0;
var y_tx = 0;
var y_udp = 0;
var y_tcp = 0;
var y_otr = 0;
for (var i = 0; i < data_udp.length; i++)
{
var x = i * step;
y_rx = height - Math.floor(data_udp[i] * data_scale);
y_tx = height - Math.floor(data_tcp[i] * data_scale);
y_udp = height - Math.floor(data_udp[i] * data_scale);
y_tcp = height - Math.floor(data_tcp[i] * data_scale);
y_otr = height - Math.floor(data_otr[i] * data_scale);
pt_rx += ' ' + x + ',' + y_rx;
pt_tx += ' ' + x + ',' + y_tx;
pt_udp += ' ' + x + ',' + y_udp;
pt_tcp += ' ' + x + ',' + y_tcp;
pt_otr += ' ' + x + ',' + y_otr;
}
pt_rx += ' ' + width + ',' + y_rx + ' ' + width + ',' + height;
pt_tx += ' ' + width + ',' + y_tx + ' ' + width + ',' + height;
pt_udp += ' ' + width + ',' + y_udp + ' ' + width + ',' + height;
pt_tcp += ' ' + width + ',' + y_tcp + ' ' + width + ',' + height;
pt_otr += ' ' + width + ',' + y_otr + ' ' + width + ',' + height;
line_udp.setAttribute('points', pt_rx);
line_tcp.setAttribute('points', pt_tx);
line_udp.setAttribute('points', pt_udp);
line_tcp.setAttribute('points', pt_tcp);
line_otr.setAttribute('points', pt_otr);
label_25.firstChild.data = Math.floor(1.1 * 0.25 * data_max);
label_50.firstChild.data = Math.floor(1.1 * 0.50 * data_max);
label_75.firstChild.data = Math.floor(1.1 * 0.75 * data_max);
label_rx_cur.innerHTML = Math.floor(data_udp[data_udp.length-1]);
label_tx_cur.innerHTML = Math.floor(data_tcp[data_tcp.length-1]);
label_udp_cur.innerHTML = Math.floor(data_udp[data_udp.length-1]);
label_tcp_cur.innerHTML = Math.floor(data_tcp[data_tcp.length-1]);
label_otr_cur.innerHTML = Math.floor(data_otr[data_otr.length-1]);
label_rx_avg.innerHTML = Math.floor(data_udp_avg);
label_tx_avg.innerHTML = Math.floor(data_tcp_avg);
label_udp_avg.innerHTML = Math.floor(data_udp_avg);
label_tcp_avg.innerHTML = Math.floor(data_tcp_avg);
label_otr_avg.innerHTML = Math.floor(data_otr_avg);
label_rx_peak.innerHTML = Math.floor(data_udp_peak);
label_tx_peak.innerHTML = Math.floor(data_tcp_peak);
label_udp_peak.innerHTML = Math.floor(data_udp_peak);
label_tcp_peak.innerHTML = Math.floor(data_tcp_peak);
label_otr_peak.innerHTML = Math.floor(data_otr_peak);
/* reset timer */
window.setTimeout(update_graph, 1000);
@ -179,23 +202,29 @@ $Id$
{
data_udp[i] = 0;
data_tcp[i] = 0;
data_otr[i] = 0;
}
/* find svg elements */
line_udp = G.getElementById('udp');
line_tcp = G.getElementById('tcp');
line_otr = G.getElementById('other');
label_25 = G.getElementById('label_25');
label_50 = G.getElementById('label_50');
label_75 = G.getElementById('label_75');
label_rx_cur = document.getElementById('lb_udp_cur');
label_rx_avg = document.getElementById('lb_udp_avg');
label_rx_peak = document.getElementById('lb_udp_peak');
label_udp_cur = document.getElementById('lb_udp_cur');
label_udp_avg = document.getElementById('lb_udp_avg');
label_udp_peak = document.getElementById('lb_udp_peak');
label_tx_cur = document.getElementById('lb_tcp_cur');
label_tx_avg = document.getElementById('lb_tcp_avg');
label_tx_peak = document.getElementById('lb_tcp_peak');
label_tcp_cur = document.getElementById('lb_tcp_cur');
label_tcp_avg = document.getElementById('lb_tcp_avg');
label_tcp_peak = document.getElementById('lb_tcp_peak');
label_otr_cur = document.getElementById('lb_otr_cur');
label_otr_avg = document.getElementById('lb_otr_avg');
label_otr_peak = document.getElementById('lb_otr_peak');
label_scale = document.getElementById('scale');
@ -256,6 +285,16 @@ $Id$
<td style="text-align:right; vertical-align:top"><strong><%:Peak:%></strong></td>
<td id="lb_tcp_peak">0</td>
</tr>
<tr>
<td style="text-align:right; vertical-align:top"><strong style="border-bottom:2px solid red"><%:Other:%></strong></td>
<td id="lb_otr_cur">0</td>
<td style="text-align:right; vertical-align:top"><strong><%:Average:%></strong></td>
<td id="lb_otr_avg">0</td>
<td style="text-align:right; vertical-align:top"><strong><%:Peak:%></strong></td>
<td id="lb_otr_peak">0</td>
</tr>
</table>
<%+footer%>

43
modules/admin-full/src/luci-bwc.c
View file

@ -66,6 +66,7 @@ struct conn_entry {
uint64_t time;
uint32_t udp;
uint32_t tcp;
uint32_t other;
};
struct load_entry {
@ -220,7 +221,7 @@ static int update_ifstat(
return update_file(path, &e, sizeof(struct traffic_entry));
}
static int update_cnstat(uint32_t udp, uint32_t tcp)
static int update_cnstat(uint32_t udp, uint32_t tcp, uint32_t other)
{
char path[1024];
@ -240,9 +241,10 @@ static int update_cnstat(uint32_t udp, uint32_t tcp)
}
}
e.time = htonll(time(NULL));
e.udp = htonl(udp);
e.tcp = htonl(tcp);
e.time = htonll(time(NULL));
e.udp = htonl(udp);
e.tcp = htonl(tcp);
e.other = htonl(other);
return update_file(path, &e, sizeof(struct conn_entry));
}
@ -279,11 +281,14 @@ static int run_daemon(int nofork)
{
FILE *info;
uint64_t rxb, txb, rxp, txp;
uint32_t udp, tcp;
uint32_t udp, tcp, other;
float lf1, lf5, lf15;
char line[1024];
char ifname[16];
struct stat s;
const char *ipc = stat("/proc/net/nf_conntrack", &s)
? "/proc/net/ip_conntrack" : "/proc/net/nf_conntrack";
if (!nofork)
{
@ -331,29 +336,26 @@ static int run_daemon(int nofork)
fclose(info);
}
if ((info = fopen("/proc/net/ip_conntrack", "r")) != NULL)
if ((info = fopen(ipc, "r")) != NULL)
{
udp = 0;
tcp = 0;
udp = 0;
tcp = 0;
other = 0;
while (fgets(line, sizeof(line), info))
{
switch (line[0])
if (sscanf(line, "%*s %*d %s", ifname) || sscanf(line, "%s %*d", ifname))
{
case 't':
if (!strcmp(ifname, "tcp"))
tcp++;
break;
case 'u':
else if (!strcmp(ifname, "udp"))
udp++;
break;
default:
break;
else
other++;
}
}
update_cnstat(udp, tcp);
update_cnstat(udp, tcp, other);
fclose(info);
}
@ -431,8 +433,9 @@ static int run_dump_conns(void)
if (!e->time)
continue;
printf("[ %" PRIu64 ", %u, %u ]%s\n",
ntohll(e->time), ntohl(e->udp), ntohl(e->tcp),
printf("[ %" PRIu64 ", %u, %u, %u ]%s\n",
ntohll(e->time), ntohl(e->udp),
ntohl(e->tcp), ntohl(e->other),
((i + sizeof(struct conn_entry)) < m.size) ? "," : "");
}