$DOCUMENT_ROOT="";
$HTTP_HOST="dodo.birds.lan";
+define('USOCK_PATH', "/tmp/brisk.sock");
-class PageFlush {
+define('PENDINGPAGE_CONTINUE', 0);
+define('PENDINGPAGE_WAITDATA', 1);
+define('PENDINGPAGE_FLUSH', 2);
+class PendingPage {
var $socket; // socket handler of page stream
+ var $status; // status can be 0: waiting for data, 1: flush phase
+
var $kalive; // if no message are sent after RD_KEEPALIVE_TOUT secs we send a keepalive from server
var $msg; // place where store failed fwrite data
var $msg_sz; // size of content
- function PageFlush($socket, $curtime, $kalive, $header_out, $body)
- {
- printf("TRY FLUSH CREATE\n");
- // $body_sz = mb_strlen($body, "ASCII");
- // add length to header_out
- $hea = headers_render($header_out, 0);
+ var $method; // method used to request the page
+ var $header; // array of header fields
+ var $get; // array of get args
+ var $post; // array of post args
+ var $cookie; // array of cookie args
+ var $path; // requested path
+ var $addr; // source address
+ var $contsz; // expected content size
+ var $rest; // number of missing bytes
+ var $cont; // content of unfinished POST
+ function PendingPage($socket, $curtime, $kalive)
+ {
$this->socket = $socket;
+ fprintf(STDERR, "SOCKET ADD: %s\n", $this->socket);
$this->kalive = $curtime + $kalive;
- $this->msg = $hea.$body;
- $this->msg_sz = mb_strlen($this->msg, "ASCII");
+ }
+
+ static function pendingpage_continue($socket, $curtime, $kalive, $method,
+ $header, $get, $post, $cookie,
+ $path, $addr, $rest, $cont)
+ {
+ $thiz = static::pendingpage_staminal($socket, PENDINGPAGE_CONTINUE, $curtime, $kalive, $method,
+ $header, $get, $post, $cookie, $path, $addr, $rest, $cont);
+ $thiz->to_continuing();
+
+ return $thiz;
+ }
+
+ function context_get(&$header, &$socket, &$path, &$addr, &$get, &$post, &$cookie)
+ {
+ $header = $this->header;
+ $socket = $this->socket;
+ $path = $this->path;
+ $addr = $this->addr;
+ $get = $this->get;
+ post_manage($post, $this->cont);
+ $cookie = $this->cookie;
+ fprintf(STDERR, "SOCKET GET: %s\n", $this->socket);
+ }
+
+ function to_continuing()
+ {
+ printf("TRY FLUSH CREATE\n");
+ $header = array();
+ $header['HTTP-Response'] = "100 Continue";
+ $hea = headers_render($header, 0);
+ $hea_sz = mb_strlen($hea, "ASCII");
+
+ $this->status = PENDINGPAGE_CONTINUE;
+ $this->msg = $hea;
+ $this->msg_sz = $hea_sz;
+ }
+
+ static function pendingpage_waiting($socket, $curtime, $kalive, $method, $header,
+ $get, $post, $cookie, $path, $addr, $rest, $cont)
+ {
+ return (static::pendingpage_staminal($socket, PENDINGPAGE_WAITDATA, $curtime, $kalive, $method,
+ $header, $get, $post, $cookie, $path, $addr, $rest, $cont));
+ }
+
+ static function pendingpage_staminal($socket, $status, $curtime, $kalive, $method, $header,
+ $get, $post, $cookie, $path, $addr, $rest, $cont)
+ {
+ $thiz = new PendingPage($socket, $curtime, $kalive);
+ $thiz->status = $status;
+
+ $thiz->method = $method;
+ $thiz->header = $header;
+ $thiz->get = $get;
+ $thiz->post = $post;
+ $thiz->cookie = $cookie;
+ $thiz->path = $path;
+ $thiz->addr = $addr;
+ $thiz->contsz = $header['Content-Length'];
+ $thiz->rest = $rest;
+ $thiz->cont = $cont;
+
+ return ($thiz);
+ }
+
+ function try_wait($curtime)
+ {
+ // if completed return TRUE to allow data to be processed,
+ // if timeout or max content dimension is exceeded move to flushing
+ }
+
+ static function pendingpage_flushing($socket, $curtime, $kalive, $enc, $header_out, $body)
+ {
+ $thiz = new PendingPage($socket, $curtime, $kalive);
+
+ $thiz->to_flushing($enc, $header_out, $body);
+
+ return ($thiz);
+ }
+
+ function to_flushing($enc, &$header_out, $body)
+ {
+ printf("TRY FLUSH CREATE: enc[%s]\n", $enc);
+ $body_out = ZLibStream::compress($enc, $body);
+ if ($enc != 'plain')
+ $header_out['Content-Encoding'] = $enc;
+ $body_out_sz = mb_strlen($body_out, "ASCII");
+ $hea = headers_render($header_out, $body_out_sz);
+ $hea_sz = mb_strlen($hea, "ASCII");
+
+ $this->status = PENDINGPAGE_FLUSH;
+ $this->msg = $hea.$body_out;
+ $this->msg_sz = $hea_sz + $body_out_sz;
+ printf("TRY FLUSH CREATE: enc[%s]\n", $enc);
}
/* return TRUE if is removable from it's list */
function try_flush($curtime)
{
- printf("TRY FLUSH IN\n");
+ fprintf(STDERR, "IMPORTANT: TRY_FLUSH: start %d\n", $this->status);
+ if ($this->status != PENDINGPAGE_FLUSH &&
+ $this->status != PENDINGPAGE_CONTINUE)
+ return (FALSE);
+
if ($this->kalive < $curtime) {
printf("TRY FLUSH CLOSE 1\n");
fclose($this->socket);
return TRUE;
}
- $wret = @fwrite($this->socket, $this->msg);
+ $wret = fwrite($this->socket, $this->msg, mb_strlen($this->msg, "ASCII"));
if ($wret == FALSE && $wret !== FALSE) {
- printf("TRY FLUSH PageFlush::try_flush: wret 0 but not FALSE\n");
+ printf("TRY FLUSH PendingPage::try_flush: wret 0 but not FALSE [%d]\n", mb_strlen($this->msg, "ASCII"));
}
if ($wret == $this->msg_sz) {
- printf("TRY FLUSH CLOSE 2\n");
- fclose($this->socket);
- return TRUE;
+ if ($this->status == PENDINGPAGE_CONTINUE) {
+ $this->status = PENDINGPAGE_WAITDATA;
+ return FALSE;
+ }
+ else {
+ printf("TRY FLUSH CLOSE 2\n");
+ fclose($this->socket);
+ return TRUE;
+ }
}
$this->msg_sz -= $wret;
$this->msg = mb_substr($this->msg, $wret, $this->msg_sz, "ASCII");
return FALSE;
}
-}
+ function socket_get()
+ {
+ return ($this->socket);
+ }
+
+} // class PendingPage {
?>