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Added src/dest bandwidth aggregation.

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This commit is contained in:
pdw
2002-04-03 21:28:41 +00:00
parent 6f71a8ef68
commit 0bb20d3675
6 changed files with 94 additions and 19 deletions
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1
CHANGES
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@@ -4,6 +4,7 @@ $Id$
0.3
Fixed segfault bug.
Added src/dest aggregation.
0.2 02/04/02

16
hash.c
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@@ -100,6 +100,22 @@ hash_status_enum hash_next_item(hash_type* hash_table, hash_node_type** ppnode)
return HASH_STATUS_OK;
}
void hash_delete_all(hash_type* hash_table) {
int i;
hash_node_type *n, *nn;
for(i = 0; i < hash_table->size; i++) {
n = hash_table->table[i];
while(n != NULL) {
nn = n->next;
hash_table->delete_key(n->key);
free(n);
n = nn;
}
hash_table->table[i] = NULL;
}
}
/*
* Allocate and return a hash
*/

1
hash.h
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@@ -35,5 +35,6 @@ hash_status_enum hash_insert(hash_type*, void* key, void *rec);
hash_status_enum hash_delete(hash_type* hash_table, void* key);
hash_status_enum hash_find(hash_type* hash_table, void* key, void** rec);
hash_status_enum hash_next_item(hash_type* hash_table, hash_node_type** ppnode);
void hash_delete_all(hash_type* hash_table);
#endif /* __HASH_H_ */

1
options.c
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@@ -121,6 +121,7 @@ void options_read(int argc, char **argv) {
options.showbars = 0;
break;
case '?':
fprintf(stderr, "iftop: unknown option -%c\n", optopt);
usage(stderr);

4
options.h
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@@ -10,9 +10,9 @@
#include <netinet/in.h>
#include <arpa/inet.h>
enum {
typedef enum {
OPTION_AGGREGATE_OFF,
OPTION_AGGREGATE_SOURCE,
OPTION_AGGREGATE_SRC,
OPTION_AGGREGATE_DEST
} option_aggregate_t;

90
ui.c
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@@ -27,7 +27,7 @@ int history_divs[HISTORY_DIVISIONS] = {1, 5, 20};
typedef struct host_pair_line_tag {
addr_pair* ap;
addr_pair ap;
long recv[HISTORY_DIVISIONS];
long sent[HISTORY_DIVISIONS];
} host_pair_line;
@@ -41,6 +41,7 @@ extern options_t options ;
void ui_finish();
hash_type* screen_hash;
sorted_list_type screen_list;
host_pair_line totals;
int peaksent, peakrecv, peaktotal;
@@ -191,13 +192,25 @@ void analyse_data() {
while(hash_next_item(history, &n) == HASH_STATUS_OK) {
history_type* d = (history_type*)n->rec;
host_pair_line* screen_line;
addr_pair ap;
int i;
int tsent, trecv;
tsent = trecv = 0;
screen_line = xcalloc(1, sizeof *screen_line);
screen_line->ap = (addr_pair*)n->key;
ap = *(addr_pair*)n->key;
if(options.aggregate == OPTION_AGGREGATE_SRC) {
ap.dst.s_addr = 0;
}
else if(options.aggregate == OPTION_AGGREGATE_DEST) {
ap.src.s_addr = 0;
}
if(hash_find(screen_hash, &ap, (void**)&screen_line) == HASH_STATUS_KEY_NOT_FOUND) {
screen_line = xcalloc(1, sizeof *screen_line);
hash_insert(screen_hash, &ap, screen_line);
screen_line->ap = ap;
}
for(i = 0; i < HISTORY_LENGTH; i++) {
int j;
@@ -212,8 +225,13 @@ void analyse_data() {
}
sorted_list_insert(&screen_list, screen_line);
}
n = NULL;
while(hash_next_item(screen_hash, &n) == HASH_STATUS_OK) {
sorted_list_insert(&screen_list, (host_pair_line*)n->rec);
}
hash_delete_all(screen_hash);
for(i = 0; i < HISTORY_LENGTH; i++) {
int j;
@@ -262,13 +280,26 @@ void ui_print() {
attron(A_REVERSE);
addstr(" R ");
attroff(A_REVERSE);
addstr(options.dnsresolution ? " name resolution off "
: " name resolution on ");
addstr(options.dnsresolution ? " resolver off "
: " resolver on ");
attron(A_REVERSE);
addstr(" B ");
attroff(A_REVERSE);
addstr(options.showbars ? " bar graphs off "
: " bar graphs on ");
addstr(options.showbars ? " bars off "
: " bars on ");
attron(A_REVERSE);
addstr(" S ");
attroff(A_REVERSE);
addstr(options.aggregate == OPTION_AGGREGATE_SRC ? " aggregate off "
: " aggregate src ");
attron(A_REVERSE);
addstr(" D ");
attroff(A_REVERSE);
addstr(options.aggregate == OPTION_AGGREGATE_DEST ? " aggregate off "
: " aggregate dest ");
draw_bar_scale(&y);
@@ -288,10 +319,15 @@ void ui_print() {
L = sizeof hostname;
}
if (options.dnsresolution)
resolve(&screen_line->ap->src, hostname, L);
else
strcpy(hostname, inet_ntoa(screen_line->ap->src));
if(screen_line->ap.src.s_addr == 0) {
sprintf(hostname, " * ");
}
else {
if (options.dnsresolution)
resolve(&(screen_line->ap.src), hostname, L);
else
strcpy(hostname, inet_ntoa(screen_line->ap.src));
}
sprintf(line, "%-*s", L, hostname);
mvaddstr(y, x, line);
x += L;
@@ -300,10 +336,15 @@ void ui_print() {
mvaddstr(y+1, x, " <= ");
x += 4;
if (options.dnsresolution)
resolve(&screen_line->ap->dst, hostname, L);
else
strcpy(hostname, inet_ntoa(screen_line->ap->dst));
if(screen_line->ap.dst.s_addr == 0) {
sprintf(hostname, " * ");
}
else {
if (options.dnsresolution)
resolve(&screen_line->ap.dst, hostname, L);
else
strcpy(hostname, inet_ntoa(screen_line->ap.dst));
}
sprintf(line, "%-*s", L, hostname);
mvaddstr(y, x, line);
@@ -371,6 +412,7 @@ void ui_init() {
erase();
screen_list_init();
screen_hash = addr_hash_create();
}
void ui_loop() {
@@ -392,6 +434,20 @@ void ui_loop() {
options.showbars = !options.showbars;
tick(1);
break;
case 'S':
options.aggregate =
(options.aggregate == OPTION_AGGREGATE_SRC)
? OPTION_AGGREGATE_OFF
: OPTION_AGGREGATE_SRC;
break;
case 'D':
options.aggregate =
(options.aggregate == OPTION_AGGREGATE_DEST)
? OPTION_AGGREGATE_OFF
: OPTION_AGGREGATE_DEST;
break;
}
tick(0);
}