int main(int argc, char **argv)
{
estats_error* err = NULL;
struct estats_nl_client* cl = NULL;
estats_val_data* data = NULL;
estats_record* record = NULL;
estats_val val;
char* str;
int cid, i, j;
struct estats_connection_tuple_ascii tuple_ascii;
if (argc < 2) {
usage();
exit(EXIT_FAILURE);
}
cid = atoi(argv[1]);
Chk(estats_nl_client_init(&cl));
Chk(estats_val_data_new(&data));
Chk(estats_record_open(&record, "./test-record", "w"));
Chk(estats_read_vars(data, cid, cl));
printf("Timestamp sec: %u, usec: %u\n", data->tv.sec, data->tv.usec);
Chk(estats_connection_tuple_as_strings(&tuple_ascii, &data->tuple));
printf("Address: %s %s %s %s\n", tuple_ascii.local_addr, tuple_ascii.local_port, tuple_ascii.rem_addr, tuple_ascii.rem_port);
for (i = 0; i < data->length; i++) {
Chk(estats_val_as_string(&str, &data->val[i], estats_var_array[i].valtype));
printf("%s: %s\n", estats_var_array[i].name, str);
free(str);
}
Chk(estats_record_write_data(record, data));
Cleanup:
estats_val_data_free(&data);
estats_record_close(&record);
estats_nl_client_destroy(&cl);
if (err != NULL) {
PRINT_AND_FREE(err);
return EXIT_FAILURE;
}
return EXIT_SUCCESS;
}
/**
* Get the title info from the snap. That is local address:port remote
* address:port.
*
* For Web10G this also logs the start_time because this is expected
* to be the first snap captured.
*
* @param snap A Web100/Web10G snap
* @param agent A Web100 agent - ignored by Web10G should be NULL
* @param group A Web100 group - ignored by Web10G should be NULL
* @param title Upon return contains the string
* "<localaddr>:<localport> --> <remoteaddr>"
* @param remport Upon return contains the remote port as a string
*/
void get_title(tcp_stat_snap* snap, tcp_stat_agent* agent,
tcp_stat_group* group, char* title, char* remport) {
#if USE_WEB100
web100_var* var;
char buf[128];
if ((web100_agent_find_var_and_group(agent, "LocalAddress", &group, &var))
!= WEB100_ERR_SUCCESS) {
web100_perror("web100_agent_find_var_and_group");
exit(EXIT_FAILURE);
}
if ((web100_snap_read(var, snap, buf)) != WEB100_ERR_SUCCESS) {
web100_perror("web100_snap_read");
exit(EXIT_FAILURE);
}
strcpy(title, web100_value_to_text(web100_get_var_type(var), buf));
strncat(title, ":", 1);
if ((web100_agent_find_var_and_group(agent, "LocalPort", &group, &var))
!= WEB100_ERR_SUCCESS) {
web100_perror("web100_agent_find_var_and_group");
exit(EXIT_FAILURE);
}
if ((web100_snap_read(var, snap, buf)) != WEB100_ERR_SUCCESS) {
web100_perror("web100_snap_read");
exit(EXIT_FAILURE);
}
strcat(title, web100_value_to_text(web100_get_var_type(var), buf));
strncat(title, " --> ", 5);
if ((web100_agent_find_var_and_group(agent, "RemAddress", &group, &var))
!= WEB100_ERR_SUCCESS) {
web100_perror("web100_agent_find_var_and_group");
exit(EXIT_FAILURE);
}
if ((web100_snap_read(var, snap, buf)) != WEB100_ERR_SUCCESS) {
web100_perror("web100_snap_read");
exit(EXIT_FAILURE);
}
strcat(title, web100_value_to_text(web100_get_var_type(var), buf));
if ((web100_agent_find_var_and_group(agent, "RemPort", &group, &var))
!= WEB100_ERR_SUCCESS) {
web100_perror("web100_agent_find_var_and_group");
exit(EXIT_FAILURE);
}
if ((web100_snap_read(var, snap, buf)) != WEB100_ERR_SUCCESS) {
web100_perror("web100_snap_read");
exit(EXIT_FAILURE);
}
strcpy(remport, web100_value_to_text(web100_get_var_type(var), buf));
/* printf("%s:%s\n", title, remport); */
#elif USE_WEB10G
estats_error* err = NULL;
struct estats_connection_tuple_ascii tuple_ascii;
/* Quite a convenient little function we have */
if ((err = estats_connection_tuple_as_strings(&tuple_ascii,
&snap->tuple)) != NULL) {
/* If using the 3.5 kernel to make snaps it appears that the
* address isn't filled in, so continue with unknown */
fprintf(stderr, "WARNING estats_connection_tuple_as_string has"
" failed this could be due to using the 3.5 kernel patch which"
" doesn't log this information!!!!");
estats_error_print(stderr, err);
estats_error_free(&err);
sprintf(title, "unknown:unknown --> unknown");
sprintf(remport, "unknown");
// exit(EXIT_FAILURE);
}
sprintf(title, "%s:%s --> %s", tuple_ascii.local_addr,
tuple_ascii.local_port, tuple_ascii.rem_addr);
sprintf(remport, "%s", tuple_ascii.rem_port);
/* Notes the time fo this the first snap in the global start_time
* because ElapsedTimeMicroSec is unimplemented in the kernel patch */
start_time = snap->tv.sec * 1000000 + snap->tv.usec;
#endif
}
