- nhttp: enable threading

This is ported from neutrino-mp and contains code by martii and seife
from following commits:
20d3031b8bb47b5af79bf10c385e3564fe5c26dc
93d01c1987
363633dc1b
c3e1310a2f727e26ce11669e3aeae78305f87049

src/neutrino.cpp

@@ -144,8 +144,6 @@ void * timerd_main_thread(void *data);
 static bool timerd_thread_started = false;
 
 void * nhttpd_main_thread(void *data);
-static pthread_t nhttpd_thread ;
-static bool nhttpd_thread_started = false;
 
 //#define DISABLE_SECTIONSD
 
@@ -1955,8 +1953,9 @@ TIMER_START();
 
 	dvbsub_init();
 
-	pthread_create (&nhttpd_thread, NULL, nhttpd_main_thread, (void *) NULL);
-	nhttpd_thread_started = true;
+	pthread_t nhttpd_thread;
+	if (!pthread_create (&nhttpd_thread, NULL, nhttpd_main_thread, (void *) NULL))
+		pthread_detach (nhttpd_thread);
 
 	CStreamManager::getInstance()->Start();
 
@@ -3793,12 +3792,6 @@ void stop_daemons(bool stopall, bool for_flash)
 		delete g_Radiotext;
 		g_Radiotext = NULL;
 	}
-	printf("httpd shutdown\n");
-	if (nhttpd_thread_started) {
-		pthread_cancel(nhttpd_thread);
-		pthread_join(nhttpd_thread, NULL);
-	}
-	printf("httpd shutdown done\n");
 	printf("streaming shutdown\n");
 	CStreamManager::getInstance()->Stop();
 	printf("streaming shutdown done\n");

src/nhttpd/yconfig.h

@@ -61,14 +61,15 @@
 #define Y_CONFIG_FEATUE_SENDFILE_CAN_ACCESS_ALL y	// Add Feature: every file can be accessed (use carefully: security!!)
 //#define Y_CONFIG_FEATURE_CHROOT y				// Add Feature: Use Change Root for Security
 //#define Y_CONFIG_FEATURE_HTTPD_USER y			// Add Feature: Set User for yhttpd-Process
-#define Y_CONFIG_BUILD_AS_DAEMON y				// Build as a Daemon with possibility for multi threading
+#define Y_CONFIG_BUILD_AS_DAEMON y				// Build as a Daemon
+#define Y_CONFIG_FEATURE_THREADING y				// Build with possibility for multi threading
 //-----------------------------------------------------------------------------
 // Define/Undefine Features forced by CONFIG_SYSTEM_xxx
 // Dependencies
 //-----------------------------------------------------------------------------
-#ifdef Y_CONFIG_USE_OPEN_SSL
-#undef Y_CONFIG_HAVE_SENDFILE					// Sendfile does not work for SSL
-#endif
+//#ifdef Y_CONFIG_USE_OPEN_SSL
+//#undef Y_CONFIG_HAVE_SENDFILE					// Sendfile does not work for SSL, but we'll fallback to send
+//#endif
 
 #if defined(CONFIG_SYSTEM_TUXBOX) || defined(CONFIG_SYSTEM_TUXBOX_COOLSTREAM)
 #define Y_CONFIG_FEATURE_UPLOAD y

src/nhttpd/yhttpd.cpp

@@ -12,6 +12,7 @@
 #include <syscall.h>
 #include <stdio.h>
 
+#include <system/set_threadname.h>
 // yhttpd
 #include "yconfig.h"
 #include <ylogging.h>
@@ -105,9 +106,22 @@ void yhttpd_reload_config() {
 //-----------------------------------------------------------------------------
 // Main Entry
 //-----------------------------------------------------------------------------
+
+void thread_cleanup (void *p)
+{
+	Cyhttpd *y = (Cyhttpd *)p;
+	if (y) {
+		y->stop_webserver();
+		delete y;
+	}
+	y = NULL;
+}
+
 #ifndef Y_CONFIG_BUILD_AS_DAEMON
 void * nhttpd_main_thread(void *) {
+	set_threadname(__func__);
 	pthread_setcanceltype(PTHREAD_CANCEL_ASYNCHRONOUS, 0);
+	pthread_setcancelstate(PTHREAD_CANCEL_ENABLE, NULL);
 	aprintf("Webserver %s tid %ld\n", WEBSERVERNAME, syscall(__NR_gettid));
 	yhttpd = new Cyhttpd();
 	//CLogging::getInstance()->setDebug(true);
@@ -116,7 +130,11 @@ void * nhttpd_main_thread(void *) {
 		aprintf("Error initializing WebServer\n");
 		return (void *) EXIT_FAILURE;
 	}
+	/* we pthread_cancel this thread from the main thread, but still want to clean up */
+	pthread_cleanup_push(thread_cleanup, yhttpd);
+#ifndef Y_CONFIG_FEATURE_THREADING
 	yhttpd->flag_threading_off = true;
+#endif
 
 	yhttpd->hooks_attach();
 	yhttpd->ReadConfig();
@@ -127,7 +145,9 @@ void * nhttpd_main_thread(void *) {
 
 		yhttpd->run();
 	}
+	pthread_cleanup_pop(0);
 	delete yhttpd;
+	yhttpd = NULL;
 
 	aprintf("Main end\n");
 	return (void *) EXIT_SUCCESS;
@@ -235,6 +255,7 @@ Cyhttpd::Cyhttpd() {
 Cyhttpd::~Cyhttpd() {
 	if (webserver)
 		delete webserver;
+	CLanguage::deleteInstance();
 	webserver = NULL;
 }
 
@@ -316,6 +337,7 @@ bool Cyhttpd::Configure() {
 // Main Webserver call
 //-----------------------------------------------------------------------------
 void Cyhttpd::run() {
+	set_threadname(__func__);
 	if (webserver) {
 		if (flag_threading_off)
 			webserver->is_threading = false;
@@ -439,7 +461,7 @@ void Cyhttpd::ReadConfig(void) {
 	log_level_printf(3, "ReadConfig Start\n");
 	CConfigFile *Config = new CConfigFile(',');
 	bool have_config = false;
-	if (access(HTTPD_CONFIGFILE, 4) == 0)
+	if (access(HTTPD_CONFIGFILE, R_OK) == 0)
 		have_config = true;
 	Config->loadConfig(HTTPD_CONFIGFILE);
 	// convert old config files
@@ -527,16 +549,16 @@ void Cyhttpd::ReadConfig(void) {
 
 	// Check location of logos
 	if (Config->getString("Tuxbox.LogosURL", "") == "") {
-		if (access(std::string(ConfigList["WebsiteMain.override_directory"] + "/logos").c_str(), 4) == 0) {
+		if (access(std::string(ConfigList["WebsiteMain.override_directory"] + "/logos").c_str(), R_OK) == 0) {
 			Config->setString("Tuxbox.LogosURL", ConfigList["WebsiteMain.override_directory"] + "/logos");
 			have_config = false; //save config
 		}
-		else if (access(std::string(ConfigList["WebsiteMain.directory"] + "/logos").c_str(), 4) == 0){
+		else if (access(std::string(ConfigList["WebsiteMain.directory"] + "/logos").c_str(), R_OK) == 0) {
 			Config->setString("Tuxbox.LogosURL", ConfigList["WebsiteMain.directory"] + "/logos");
 			have_config = false; //save config
 		}
 #ifdef Y_CONFIG_USE_HOSTEDWEB
-		else if (access(std::string(ConfigList["WebsiteMain.hosted_directory"] + "/logos").c_str(), 4) == 0){
+		else if (access(std::string(ConfigList["WebsiteMain.hosted_directory"] + "/logos").c_str(), R_OK) == 0) {
 			Config->setString("Tuxbox.LogosURL", ConfigList["WebsiteMain.hosted_directory"] + "/logos");
 			have_config = false; //save config
 		}

src/nhttpd/yhttpd_core/ysocket.cpp

@@ -323,6 +323,9 @@ bool CySocket::SendFile(int filed, off_t start, off_t size) {
 	if (size > -1 && size < left)
 		left = size;
 #ifdef Y_CONFIG_HAVE_SENDFILE
+#ifdef Y_CONFIG_USE_OPEN_SSL
+	if(!isSSLSocket)
+#endif
 	while (left > 0) {
 		// split sendfile() transfer to smaller chunks to reduce memory-mapping requirements
 		if((written = ::sendfile(sock, filed, &start, std::min((off_t) 0x8000000LL, left))) == -1) {
@@ -347,7 +350,6 @@ bool CySocket::SendFile(int filed, off_t start, off_t size) {
 					perror("send failed");
 				return false;
 			}
-			BytesSend += written;
 			left -= written;
 		}
 	}

src/nhttpd/yhttpd_core/ywebserver.cpp

@@ -48,7 +48,7 @@ CWebserver::CWebserver() {
 	FD_ZERO(&read_fds);
 	fdmax = 0;
 	open_connections = 0;
-#ifdef Y_CONFIG_BUILD_AS_DAEMON
+#ifdef Y_CONFIG_FEATURE_THREADING
 	pthread_attr_init(&attr);
 	pthread_attr_setdetachstate(&attr, PTHREAD_CREATE_DETACHED);
 #endif
@@ -412,13 +412,13 @@ bool CWebserver::handle_connection(CySocket *newSock) {
 	newConn->ySock = newSock;
 	newConn->ySock->handling = true;
 	newConn->WebserverBackref = this;
-#ifdef Y_CONFIG_BUILD_AS_DAEMON
+#ifdef Y_CONFIG_FEATURE_THREADING
 	newConn->is_treaded = is_threading;
 #else
 	newConn->is_treaded = false;
 #endif
 	int index = -1;
-#ifdef Y_CONFIG_BUILD_AS_DAEMON
+#ifdef Y_CONFIG_FEATURE_THREADING
 	if(is_threading)
 	{
 		pthread_mutex_lock( &mutex );