int32 PoorManServer::_Listener(void* data)
{
PRINT(("The listener thread is working.\n"));
int retval;
thread_id tid;
httpd_conn* hc;
PoorManServer* s = static_cast<PoorManServer*>(data);
while (s->fIsRunning) {
hc = new httpd_conn;
hc->initialized = 0;
PRINT(("calling httpd_get_conn()\n"));
retval = //accept(), blocked here
httpd_get_conn(s->fHttpdServer, s->fHttpdServer->listen4_fd, hc);
switch (retval) {
case GC_OK:
break;
case GC_FAIL:
httpd_destroy_conn(hc);
delete hc;
s->fIsRunning = false;
return -1;
case GC_NO_MORE:
//should not happen, since we have a blocking socket
httpd_destroy_conn(hc);
continue;
break;
default:
//shouldn't happen
continue;
break;
}
if (s->fCurConns > s->fMaxConns) {
httpd_send_err(hc, 503,
httpd_err503title, (char *)"", httpd_err503form, (char *)"");
httpd_write_response(hc);
continue;
}
tid = spawn_thread(
PoorManServer::_Worker,
"www connection",
B_NORMAL_PRIORITY,
static_cast<void*>(s)
);
if (tid < B_OK) {
continue;
}
/*We don't check the return code here.
*As we can't kill a thread that doesn't receive the
*httpd_conn, we simply let it die itself.
*/
send_data(tid, 512, &hc, sizeof(httpd_conn*));
atomic_add(&s->fCurConns, 1);
resume_thread(tid);
}//while
return 0;
}
static void shut_down(void)
{
int cnum;
for (cnum = 0; cnum < AVAILABLE_FDS; ++cnum)
{
if (connects[cnum].conn_state != CNST_FREE)
{
httpd_close_conn(connects[cnum].hc);
}
if (connects[cnum].hc != NULL)
{
httpd_destroy_conn(connects[cnum].hc);
httpd_free((void *)connects[cnum].hc);
connects[cnum].hc = NULL;
}
}
if (hs)
{
httpd_server *ths = hs;
hs = NULL;
if (ths->listen_fd != -1)
{
fdwatch_del_fd(fw, ths->listen_fd);
}
httpd_terminate(ths);
}
tmr_destroy();
httpd_free((void *)connects);
}
static void
shut_down( void )
{
int cnum;
struct timeval tv;
(void) gettimeofday( &tv, (struct timezone*) 0 );
for ( cnum = 0; cnum < max_connects; ++cnum )
{
if ( connects[cnum].conn_state != CNST_FREE )
httpd_close_conn( connects[cnum].hc, &tv );
if ( connects[cnum].hc != (httpd_conn*) 0 )
{
httpd_destroy_conn( connects[cnum].hc );
free( (void*) connects[cnum].hc );
--httpd_conn_count;
connects[cnum].hc = (httpd_conn*) 0;
}
}
if ( hs != (httpd_server*) 0 )
{
httpd_server* ths = hs;
hs = (httpd_server*) 0;
if ( ths->listen4_fd != -1 )
fdwatch_del_fd( ths->listen4_fd );
if ( ths->listen6_fd != -1 )
fdwatch_del_fd( ths->listen6_fd );
httpd_terminate( ths );
}
tmr_destroy();
free( (void*) connects );
}
static void
shut_down( void )
{
int cnum;
struct timeval tv;
(void) gettimeofday( &tv, (struct timezone*) 0 );
logstats( &tv );
for ( cnum = 0; cnum < maxconnects; ++cnum )
{
if ( connects[cnum].conn_state != CNST_FREE )
httpd_close_conn( connects[cnum].hc, &tv );
if ( connects[cnum].hc != (httpd_conn*) 0 )
{
httpd_destroy_conn( connects[cnum].hc );
free( (void*) connects[cnum].hc );
--httpd_conn_count;
connects[cnum].hc = (httpd_conn*) 0;
}
}
if ( hs != (httpd_server*) 0 )
{
httpd_server* ths = hs;
hs = (httpd_server*) 0;
httpd_terminate( ths );
}
mmc_destroy();
tmr_destroy();
free( (void*) connects );
if ( throttles != (throttletab*) 0 )
free( (void*) throttles );
}
int32 PoorManServer::_Worker(void* data)
{
static const struct timeval kTimeVal = {60, 0};
PoorManServer* s = static_cast<PoorManServer*>(data);
httpd_conn* hc;
int retval;
if (has_data(find_thread(NULL))) {
thread_id sender;
if (receive_data(&sender, &hc, sizeof(httpd_conn*)) != 512)
goto cleanup;
} else {
// No need to go throught the whole cleanup, as we haven't open
// nor allocated ht yet.
atomic_add(&s->fCurConns, -1);
return 0;
}
PRINT(("A worker thread starts to work.\n"));
setsockopt(hc->conn_fd, SOL_SOCKET, SO_RCVTIMEO, &kTimeVal,
sizeof(struct timeval));
retval = recv(
hc->conn_fd,
&(hc->read_buf[hc->read_idx]),
hc->read_size - hc->read_idx,
0
);
if (retval < 0)
goto cleanup;
hc->read_idx += retval;
switch(httpd_got_request(hc)) {
case GR_GOT_REQUEST:
break;
case GR_BAD_REQUEST:
httpd_send_err(hc, 400,
httpd_err400title, (char *)"", httpd_err400form, (char *)"");
httpd_write_response(hc);//fall through
case GR_NO_REQUEST: //fall through
default: //won't happen
goto cleanup;
break;
}
if (httpd_parse_request(hc) < 0) {
httpd_write_response(hc);
goto cleanup;
}
retval = httpd_start_request(hc, (struct timeval*)0);
if (retval < 0) {
httpd_write_response(hc);
goto cleanup;
}
/*true means the connection is already handled
*by the directory index generator in httpd_start_request().
*/
if (hc->file_address == (char*) 0) {
static_cast<PoorManApplication*>(be_app)->GetPoorManWindow()->SetHits(
static_cast<PoorManApplication*>(be_app)->GetPoorManWindow()->GetHits() + 1
);
hc->conn_fd = -1;
goto cleanup;
}
switch (hc->method) {
case METHOD_GET:
s->_HandleGet(hc);
break;
case METHOD_HEAD:
s->_HandleHead(hc);
break;
case METHOD_POST:
s->_HandlePost(hc);
break;
}
cleanup: ;
httpd_close_conn(hc, (struct timeval*)0);
httpd_destroy_conn(hc);
delete hc;
atomic_add(&s->fCurConns, -1);
return 0;
}
