ssl is now working

Makefile

@@ -1,19 +1,18 @@
 CC       = gcc
-CFLAGS   = -std=c99 -Wall -D_POSIX_C_SOURCE=201112L -D_XOPEN_SOURCE=500 -D_GNU_SOURCE
+CFLAGS   = -std=c99 -Wall -D_POSIX_C_SOURCE=201112L -D_XOPEN_SOURCE=500 -D_GNU_SOURCE -static -g
 LD       = gcc
 LDFLAGS  = -lpthread -lrt
 
 BIN_NAME = cfloor
 
-OBJS     = obj/networking.o obj/linked.o obj/logging.o obj/signals.o obj/headers.o obj/misc.o obj/status.o obj/files.o obj/mime.o obj/cgi.o obj/util.o
+OBJS     = obj/networking.o obj/linked.o obj/logging.o obj/signals.o obj/headers.o obj/misc.o obj/status.o obj/files.o obj/mime.o obj/cgi.o obj/util.o obj/ssl.o
 DEPS     = $(OBJS:%.o=%.d)
 
 all: $(BIN_NAME)
 
 ssl: CFLAGS += -DSSL_SUPPORT -Icrypto
-ssl: LDFLAGS += -lcrypto
-ssl: OBJS += obj/ssl.o
-ssl: $(BIN_NAME)
+ssl: LDFLAGS += -lcrypto -lssl
+ssl: obj/ssl.o $(BIN_NAME)
 
 $(BIN_NAME): obj/main.o $(OBJS)
 	$(LD) $(LDFLAGS) -o $@ $^

src/main.c

@@ -9,11 +9,35 @@
 #include "files.h"
 #include "cgi.h"
 #include "util.h"
+#include "signals.h"
 
 #ifdef SSL_SUPPORT
 #include "ssl.h"
 #endif
 
+struct headers headers;
+char* documentRoot = NULL;
+
+void shutdownHandler() {
+	info("main: shutting down");
+
+	headers_free(&headers);
+
+	if (documentRoot != NULL)
+		free(documentRoot);
+
+	#ifdef SSL_SUPPORT
+	ssl_destroy();
+	#endif
+
+	exit(0);
+}
+
+void sigHandler(int signo) {
+	info("main: signal %d", signo);
+	shutdownHandler();
+}
+
 struct handlerSettings {
 	struct fileSettings fileSettings;
 	struct cgiSettings cgiSettings;
@@ -48,7 +72,10 @@ int main(int argc, char** argv) {
 	setLogging(stderr, DEBUG, true);
 	setCriticalHandler(NULL);
 
-	char* documentRoot = realpath("./home/", NULL);
+	signal_setup(SIGINT, &sigHandler);
+	signal_setup(SIGTERM, &sigHandler);
+
+	documentRoot = realpath("./home/", NULL);
 
 	struct handlerSettings handlerSettings = {
 		.fileSettings =  {
@@ -70,12 +97,27 @@ int main(int argc, char** argv) {
 	union userData settingsData;
 	settingsData.ptr = &handlerSettings;
 
-	struct headers headers = headers_create();
+	headers = headers_create();
 	headers_mod(&headers, "Server", "CFloor 0.1");
 
+	#ifdef SSL_SUPPORT
+	ssl_init();
+
+	struct ssl_settings ssl_settings = (struct ssl_settings) {
+		.privateKey = "certs/hiro.key",
+		.certificate = "certs/hiro.crt"
+	};
+	
+	if (ssl_initSettings(&(ssl_settings)) < 0) {
+		error("main: error setting up ssl settings");
+		return 1;
+	}
+	#endif
+
+
 	struct networkingConfig config = {
 		.maxConnections = 1024,
-		.connectionTimeout = 30000,
+		.connectionTimeout = 2000,
 		.binds = {
 			.number = 1,
 			.binds = (struct bind[]) {
@@ -85,7 +127,7 @@ int main(int argc, char** argv) {
 					.settings = settingsData,
 
 					#ifdef SSL_SUPPORT
-					.ssl_settings = NULL
+					.ssl_settings = &ssl_settings
 					#endif
 				}
 			}
@@ -100,6 +142,5 @@ int main(int argc, char** argv) {
 		sleep(0xffff);
 	}
 
-	headers_free(&headers);
-	free(documentRoot);
+	shutdownHandler();
 }

src/networking.c

@@ -73,7 +73,7 @@ void cleanup() {
 		if (connection->state != OPENED) {
 			unlink = true;
 		} else if (diffms > networkingConfig.connectionTimeout) {
-			unlink = true;
+			connection->state = ABORTED;
 		}
 
 		if (unlink) {	
@@ -415,6 +415,7 @@ void dataHandler(int signo) {
 		struct connection* connection = link->data;
 		if (connection->state != OPENED)
 			continue;
+		connection->inUse++;
 		int tmp;
 		char c;
 		char buffer[BUFFER_LENGTH];
@@ -424,6 +425,7 @@ void dataHandler(int signo) {
 		if (connection->currentHeaderLength > 0)
 			last = connection->currentHeader[connection->currentHeaderLength - 1];
 		while((tmp = read(connection->readfd, &c, 1)) > 0) {
+			printf("%c", c);
 			if (last == '\r' && c == '\n') {
 				if (dumpHeaderBuffer(&(buffer[0]), length, connection) < 0) {
 					dropConnection = true;
@@ -526,6 +528,8 @@ void dataHandler(int signo) {
 			setSIGIO(connection->readfd, false);
 			connection->state = ABORTED;
 		}
+
+		connection->inUse--;
 	}
 }
 void* dataThread(void* ignore) {
@@ -682,11 +686,17 @@ void* listenThread(void* _bind) {
 
 		snprintf(&(peer.portStr[0]), 5 + 1, "%d", peer.port);
 
+		info("networking: new connection from %s:%s", peer.addr, peer.portStr);
+
+		connection->readfd = tmp;
+		connection->writefd = tmp;
+
 		#ifdef SSL_SUPPORT
 		if (bindObj->ssl_settings != NULL) {
 			struct ssl_connection* sslConnection = ssl_initConnection(bindObj->ssl_settings, tmp);
 			if (sslConnection == NULL) {
 				free(connection);
+				close(tmp);
 				error("networking: failed to open ssl connection");
 				continue;
 			}
@@ -696,8 +706,6 @@ void* listenThread(void* _bind) {
 			connection->writefd = sslConnection->writefd;
 		} else {
 			connection->sslConnection = NULL;
-			connection->readfd = tmp;
-			connection->writefd = tmp;
 		}
 		#endif
 

src/ssl.c

@@ -1,16 +1,18 @@
+#ifdef SSL_SUPPORT
+
 #include <stdlib.h>
 #include <errno.h>
 #include <string.h>
 #include <pthread.h>
 #include <unistd.h>
 
-#include <openssl/applink.c>
 #include <openssl/bio.h>
 #include <openssl/ssl.h>
 #include <openssl/err.h>
 
 #include "ssl.h"
 #include "logging.h"
+#include "misc.h"
 
 void ssl_init() {
 	SSL_load_error_strings();
@@ -26,7 +28,7 @@ int ssl_initSettings(struct ssl_settings* settings) {
 	SSL_CTX* ctx = SSL_CTX_new( SSLv23_server_method());
 
 	SSL_CTX_set_options(ctx, SSL_OP_SINGLE_DH_USE);
-	if (!SSL_CTX_use_certificate_file(sslctx, settings->certificate, SSL_FILETYPE_PEM)) {
+	if (!SSL_CTX_use_certificate_file(ctx, settings->certificate, SSL_FILETYPE_PEM)) {
 		error("ssl: failed to set cert file for ctx: %s", ERR_error_string(ERR_get_error(), NULL));
 		return -1;
 	}
@@ -36,7 +38,7 @@ int ssl_initSettings(struct ssl_settings* settings) {
 		return -1;
 	}
 
-	_private.ctx = ctx;
+	settings->_private.ctx = ctx;
 
 	return 0;
 }
@@ -49,7 +51,9 @@ void* copyFromSslToFd(void* data) {
 		write(connection->_readfd, &b, 1);
 	}
 
-	close(connection->_writefd);
+	close(connection->_readfd);
+
+	return NULL;
 }
 
 void* copyFromFdToSsl(void* data) {
@@ -59,6 +63,8 @@ void* copyFromFdToSsl(void* data) {
 	while(read(connection->_writefd, &b, 1) == 1) {
 		SSL_write(connection->instance, &b, 1);
 	}
+
+	return NULL;
 }
 
 struct ssl_connection* ssl_initConnection(struct ssl_settings* settings, int socket) {
@@ -76,6 +82,7 @@ struct ssl_connection* ssl_initConnection(struct ssl_settings* settings, int soc
 	connection->_threads[1] = PTHREAD_NULL;
 
 	connection->instance = SSL_new(settings->_private.ctx);
+	info("ssl: instance created");
 
 	if (connection->instance == NULL) {
 		free(connection);
@@ -121,11 +128,13 @@ struct ssl_connection* ssl_initConnection(struct ssl_settings* settings, int soc
 		return NULL;
 	}
 
+	info("ssl: copy threads started");
+
 	return connection;
 }
 
 
-int ssl_closeConnection(struct ssl_connection* connection) {
+void ssl_closeConnection(struct ssl_connection* connection) {
 	close(connection->writefd);
 	close(connection->readfd);
 	close(connection->_writefd);
@@ -133,15 +142,17 @@ int ssl_closeConnection(struct ssl_connection* connection) {
 
 	if (connection->_threads[0] != PTHREAD_NULL) {
 		pthread_cancel(connection->_threads[0]);
-		pthread_join(connection->_threads[0]);
+		pthread_join(connection->_threads[0], NULL);
 	}
 
 	if (connection->_threads[1] != PTHREAD_NULL) {
 		pthread_cancel(connection->_threads[1]);
-		pthread_join(connection->_threads[1]);
+		pthread_join(connection->_threads[1], NULL);
 	} 
 
 	SSL_shutdown(connection->instance);
 	SSL_free(connection->instance);
 	free(connection);
 }
+
+#endif

src/ssl.h

@@ -27,6 +27,6 @@ void ssl_destroy();
 
 int ssl_initSettings(struct ssl_settings* settings);
 struct ssl_connection* ssl_initConnection(struct ssl_settings* settings, int socket);
-int ssl_closeConnection(struct ssl_connection* connection);
+void ssl_closeConnection(struct ssl_connection* connection);
 
 #endif