FOSS/nethogs
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

preliminary support for cumulative measurements

Browse Source
This commit is contained in:
Arnout Engelen
2006-11-04 18:56:08 +00:00
parent 90577e8be5
commit 501954c7c1
4 changed files with 145 additions and 48 deletions
Download Patch File Download Diff File Expand all files Collapse all files

8
connection.cpp
View File

@@ -80,6 +80,8 @@ Connection::Connection (Packet * packet)
lastpacket = packet->time.tv_sec;
if (DEBUG)
std::cout << "New reference packet created at " << refpacket << std::endl;
sumSent = 0;
sumRecv = 0;
}
Connection::~Connection ()
@@ -124,8 +126,12 @@ void Connection::add (Packet * packet)
lastpacket = packet->time.tv_sec;
if (packet->Outgoing())
{
sumSent += packet->len;
sent_packets->add (packet);
} else {
}
else
{
sumRecv += packet->len;
recv_packets->add (packet);
}
}

4
connection.h
View File

@@ -78,6 +78,10 @@ public:
/* for checking if a packet is part of this connection */
/* the reference packet is always *outgoing*. */
Packet * refpacket;
/* total sum or sent/received bytes */
u_int32_t sumSent;
u_int32_t sumRecv;
private:
PackList * sent_packets;
PackList * recv_packets;

178
cui.cpp
View File

@@ -17,10 +17,18 @@ extern Process * unknowntcp;
extern Process * unknownudp;
extern Process * unknownip;
// sort on sent or received?
bool sortRecv = true;
// viewMode: kb/s or total
int viewMode = 0;
int VIEWMODE_KBPS = 0;
int VIEWMODE_TOTAL_KB = 1;
int nViewModes = 2;
class Line
{
public:
Line (const char * name, double n_sent_kbps, double n_recv_kbps, pid_t pid, uid_t uid, const char * n_devicename)
Line (const char * name, double n_sent_value, double n_recv_value, pid_t pid, uid_t uid, const char * n_devicename)
{
if (!ROBUST)
{
@@ -28,8 +36,8 @@ public:
assert (pid >= 0);
}
m_name = name;
sent_kbps = n_sent_kbps;
recv_kbps = n_recv_kbps;
sent_value = n_sent_value;
recv_value = n_recv_value;
devicename = n_devicename;
m_pid = pid;
m_uid = uid;
@@ -42,8 +50,8 @@ public:
void show (int row);
double sent_kbps;
double recv_kbps;
double sent_value;
double recv_value;
private:
const char * m_name;
const char * devicename;
@@ -82,7 +90,7 @@ void Line::show (int row)
if (DEBUG || tracemode)
{
std::cout << m_name << '/' << m_pid << '/' << m_uid << "\t" << sent_kbps << "\t" << recv_kbps << std::endl;
std::cout << m_name << '/' << m_pid << '/' << m_uid << "\t" << sent_value << "\t" << recv_value << std::endl;
return;
}
@@ -102,9 +110,16 @@ void Line::show (int row)
mvprintw (3+row, 6 + 9, "%s", m_name);
}
mvprintw (3+row, 6 + 9 + PROGNAME_WIDTH + 2, "%s", devicename);
mvprintw (3+row, 6 + 9 + PROGNAME_WIDTH + 2 + 6, "%10.3f", sent_kbps);
mvprintw (3+row, 6 + 9 + PROGNAME_WIDTH + 2 + 6 + 9 + 3, "%10.3f", recv_kbps);
mvprintw (3+row, 6 + 9 + PROGNAME_WIDTH + 2 + 6 + 9 + 3 + 11, "KB/sec", recv_kbps);
mvprintw (3+row, 6 + 9 + PROGNAME_WIDTH + 2 + 6, "%10.3f", sent_value);
mvprintw (3+row, 6 + 9 + PROGNAME_WIDTH + 2 + 6 + 9 + 3, "%10.3f", recv_value);
if (viewMode == VIEWMODE_KBPS)
{
mvprintw (3+row, 6 + 9 + PROGNAME_WIDTH + 2 + 6 + 9 + 3 + 11, "KB/sec");
}
else if (viewMode == VIEWMODE_TOTAL_KB)
{
mvprintw (3+row, 6 + 9 + PROGNAME_WIDTH + 2 + 6 + 9 + 3 + 11, "KB");
}
}
int GreatestFirst (const void * ma, const void * mb)
@@ -113,11 +128,31 @@ int GreatestFirst (const void * ma, const void * mb)
Line ** pb = (Line **)mb;
Line * a = *pa;
Line * b = *pb;
if (a->recv_kbps > b->recv_kbps)
double aValue;
if (sortRecv)
{
aValue = a->recv_value;
}
else
{
aValue = a->sent_value;
}
double bValue;
if (sortRecv)
{
bValue = b->recv_value;
}
else
{
bValue = b->sent_value;
}
if (aValue > bValue)
{
return -1;
}
if (a->recv_kbps == b->recv_kbps)
if (aValue == bValue)
{
return 0;
}
@@ -152,9 +187,15 @@ void ui_tick ()
break;
case 's':
/* sort on 'sent' */
sortRecv = false;
break;
case 'r':
/* sort on 'received' */
sortRecv = true;
break;
case 'm':
/* switch mode: total vs kb/s */
viewMode = (viewMode + 1) % nViewModes;
break;
}
}
@@ -164,6 +205,62 @@ float tokbps (u_int32_t bytes)
return (((double)bytes) / PERIOD) / 1024;
}
/** Get the kb/s values for this process */
void getkbps (Process * curproc, float * recvd, float * sent)
{
u_int32_t sum_sent = 0,
sum_recv = 0;
/* walk though all this process's connections, and sum
* them up */
ConnList * curconn = curproc->connections;
ConnList * previous = NULL;
while (curconn != NULL)
{
if (curconn->getVal()->getLastPacket() <= curtime.tv_sec - CONNTIMEOUT)
{
/* stalled connection, remove. */
ConnList * todelete = curconn;
Connection * conn_todelete = curconn->getVal();
curconn = curconn->getNext();
if (todelete == curproc->connections)
curproc->connections = curconn;
if (previous != NULL)
previous->setNext(curconn);
delete (todelete);
delete (conn_todelete);
}
else
{
u_int32_t sent = 0, recv = 0;
curconn->getVal()->sumanddel(curtime, &sent, &recv);
sum_sent += sent;
sum_recv += recv;
previous = curconn;
curconn = curconn->getNext();
}
}
*recvd = tokbps(sum_recv);
*sent = tokbps(sum_sent);
}
/** get total values for this process */
void gettotal(Process * curproc, float * recvd, float * sent)
{
u_int32_t sum_sent = 0,
sum_recv = 0;
ConnList * curconn = curproc->connections;
while (curconn != NULL)
{
Connection * conn = curconn->getVal();
sum_sent += conn->sumSent;
sum_recv += conn->sumRecv;
curconn = curconn->getNext();
}
*recvd = tokbps(sum_recv);
*sent = tokbps(sum_sent);
}
// Display all processes and relevant network traffic using show function
void do_refresh()
{
@@ -207,7 +304,7 @@ void do_refresh()
assert (curproc->getVal() != NULL);
assert (nproc == processes->size());
}
/* remove timed-out processes (unless it's the unknown process) */
/* remove timed-out processes (unless it's one of the the unknown process) */
if ((curproc->getVal()->getLastPacket() + PROCESSTIMEOUT <= curtime.tv_sec)
&& (curproc->getVal() != unknowntcp)
&& (curproc->getVal() != unknownudp)
@@ -232,38 +329,21 @@ void do_refresh()
}
else
{
// add a non-timed-out process to the list of stuff to show
float value_sent = 0,
value_recv = 0;
u_int32_t sum_sent = 0,
sum_recv = 0;
/* walk though all this process's connections, and sum
* them up */
ConnList * curconn = curproc->getVal()->connections;
ConnList * previous = NULL;
while (curconn != NULL)
if (viewMode == VIEWMODE_KBPS)
{
if (curconn->getVal()->getLastPacket() <= curtime.tv_sec - CONNTIMEOUT)
{
/* stalled connection, remove. */
ConnList * todelete = curconn;
Connection * conn_todelete = curconn->getVal();
curconn = curconn->getNext();
if (todelete == curproc->getVal()->connections)
curproc->getVal()->connections = curconn;
if (previous != NULL)
previous->setNext(curconn);
delete (todelete);
delete (conn_todelete);
}
else
{
u_int32_t sent = 0, recv = 0;
curconn->getVal()->sumanddel(curtime, &sent, &recv);
sum_sent += sent;
sum_recv += recv;
previous = curconn;
curconn = curconn->getNext();
}
getkbps (curproc->getVal(), &value_recv, &value_sent);
}
else if (viewMode == VIEWMODE_TOTAL_KB)
{
gettotal(curproc->getVal(), &value_recv, &value_sent);
}
else
{
forceExit("Invalid viewmode");
}
uid_t uid = curproc->getVal()->getUid();
if (!ROBUST)
@@ -274,7 +354,7 @@ void do_refresh()
assert (curproc->getVal()->pid >= 0);
assert (n < nproc);
}
lines[n] = new Line (curproc->getVal()->name, tokbps(sum_sent), tokbps(sum_recv),
lines[n] = new Line (curproc->getVal()->name, value_sent, value_recv,
curproc->getVal()->pid, uid, curproc->getVal()->devicename);
previousproc = curproc;
curproc = curproc->next;
@@ -298,8 +378,8 @@ void do_refresh()
for (i=0; i<nproc; i++)
{
lines[i]->show(i);
recv_global += lines[i]->recv_kbps;
sent_global += lines[i]->sent_kbps;
recv_global += lines[i]->recv_value;
sent_global += lines[i]->sent_value;
delete lines[i];
}
if (tracemode || DEBUG) {
@@ -315,7 +395,13 @@ void do_refresh()
if ((!tracemode) && (!DEBUG)){
attron(A_REVERSE);
mvprintw (3+1+i, 0, " TOTAL %10.3f %10.3f KB/sec ", sent_global, recv_global);
mvprintw (3+1+i, 0, " TOTAL %10.3f %10.3f ", sent_global, recv_global);
if (viewMode == VIEWMODE_KBPS)
{
mvprintw (3+1+i, 73, "KB/sec ");
} else if (viewMode == VIEWMODE_TOTAL_KB) {
mvprintw (3+1+i, 73, "KB ");
}
attroff(A_REVERSE);
mvprintw (4+1+i, 0, "");
refresh();

3
nethogs.cpp
View File

@@ -341,7 +341,7 @@ int main (int argc, char** argv)
dp_addcb (newhandle, dp_packet_ip, process_ip);
dp_addcb (newhandle, dp_packet_ip6, process_ip6);
dp_addcb (newhandle, dp_packet_tcp, process_tcp);
dp_addcb (newhandle, dp_packet_tcp, process_udp);
dp_addcb (newhandle, dp_packet_udp, process_udp);
if (newhandle != NULL)
{
/* The following code solves sf.net bug 1019381, but is only available
@@ -374,6 +374,7 @@ int main (int argc, char** argv)
}
if ((!DEBUG)&&(!tracemode)) {
// handle user input
ui_tick();
}
if (needrefresh)