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[GNUnet-SVN] r27769 - in libmicrohttpd/src: include microspdy testspdy
From: |
gnunet |
Subject: |
[GNUnet-SVN] r27769 - in libmicrohttpd/src: include microspdy testspdy |
Date: |
Fri, 5 Jul 2013 18:48:33 +0200 |
Author: andreyu
Date: 2013-07-05 18:48:33 +0200 (Fri, 05 Jul 2013)
New Revision: 27769
Added:
libmicrohttpd/src/testspdy/test_notls.c
Modified:
libmicrohttpd/src/include/microspdy.h
libmicrohttpd/src/microspdy/applicationlayer.c
libmicrohttpd/src/microspdy/daemon.c
libmicrohttpd/src/microspdy/io_raw.c
libmicrohttpd/src/microspdy/session.c
libmicrohttpd/src/microspdy/structures.h
libmicrohttpd/src/testspdy/Makefile.am
Log:
spdy: daemon can now be started without TLS support ("raw SPDY") + test case
Modified: libmicrohttpd/src/include/microspdy.h
===================================================================
--- libmicrohttpd/src/include/microspdy.h 2013-07-05 15:50:21 UTC (rev
27768)
+++ libmicrohttpd/src/include/microspdy.h 2013-07-05 16:48:33 UTC (rev
27769)
@@ -360,6 +360,13 @@
* which is the result of bitwise OR of desired flags.
*/
SPDY_DAEMON_OPTION_FLAGS = 4,
+
+ /**
+ * IO subsystem type used by daemon and all its sessions. If not set,
+ * TLS provided by openssl is used. Must be followed by a
+ * SPDY_IO_SUBSYSTEM value.
+ */
+ SPDY_DAEMON_OPTION_IO_SUBSYSTEM = 8,
};
Modified: libmicrohttpd/src/microspdy/applicationlayer.c
===================================================================
--- libmicrohttpd/src/microspdy/applicationlayer.c 2013-07-05 15:50:21 UTC
(rev 27768)
+++ libmicrohttpd/src/microspdy/applicationlayer.c 2013-07-05 16:48:33 UTC
(rev 27769)
@@ -344,6 +344,8 @@
SPDYF_DEBUG("library not initialized");
return NULL;
}
+ /*
+ * for now make this checks in framing layer
if(NULL == certfile)
{
SPDYF_DEBUG("certfile is NULL");
@@ -354,6 +356,7 @@
SPDYF_DEBUG("keyfile is NULL");
return NULL;
}
+ */
va_start(valist, cls);
daemon = SPDYF_start_daemon_va ( port,
Modified: libmicrohttpd/src/microspdy/daemon.c
===================================================================
--- libmicrohttpd/src/microspdy/daemon.c 2013-07-05 15:50:21 UTC (rev
27768)
+++ libmicrohttpd/src/microspdy/daemon.c 2013-07-05 16:48:33 UTC (rev
27769)
@@ -142,6 +142,9 @@
case SPDY_DAEMON_OPTION_FLAGS:
daemon->flags = va_arg (valist, enum
SPDY_DAEMON_FLAG);
break;
+ case SPDY_DAEMON_OPTION_IO_SUBSYSTEM:
+ daemon->io_subsystem = va_arg (valist, enum
SPDY_IO_SUBSYSTEM);
+ break;
default:
SPDYF_DEBUG("Wrong option for the daemon
%i",opt);
return SPDY_NO;
@@ -191,18 +194,40 @@
memset (daemon, 0, sizeof (struct SPDY_Daemon));
daemon->socket_fd = -1;
daemon->port = port;
- SPDYF_io_set_daemon(daemon, SPDY_IO_SUBSYSTEM_OPENSSL);
-
- if (NULL == (daemon->certfile = strdup (certfile)))
+
+ if(SPDY_YES != spdyf_parse_options_va (daemon, valist))
{
- SPDYF_DEBUG("str");
+ SPDYF_DEBUG("parse");
goto free_and_fail;
}
- if (NULL == (daemon->keyfile = strdup (keyfile)))
+
+ if(!port && NULL == daemon->address)
{
- SPDYF_DEBUG("str");
+ SPDYF_DEBUG("Port is 0");
goto free_and_fail;
}
+ if(0 == daemon->io_subsystem)
+ daemon->io_subsystem = SPDY_IO_SUBSYSTEM_OPENSSL;
+
+ if(SPDY_YES != SPDYF_io_set_daemon(daemon, daemon->io_subsystem))
+ goto free_and_fail;
+
+ if(SPDY_IO_SUBSYSTEM_RAW != daemon->io_subsystem)
+ {
+ if (NULL == certfile
+ || NULL == (daemon->certfile = strdup (certfile)))
+ {
+ SPDYF_DEBUG("strdup (certfile)");
+ goto free_and_fail;
+ }
+ if (NULL == keyfile
+ || NULL == (daemon->keyfile = strdup (keyfile)))
+ {
+ SPDYF_DEBUG("strdup (keyfile)");
+ goto free_and_fail;
+ }
+ }
+
daemon->new_session_cb = nscb;
daemon->session_closed_cb = sccb;
daemon->new_request_cb = nrcb;
@@ -211,18 +236,6 @@
daemon->fcls = fcls;
daemon->fnew_stream_cb = fnscb;
- if(SPDY_YES != spdyf_parse_options_va (daemon, valist))
- {
- SPDYF_DEBUG("parse");
- goto free_and_fail;
- }
-
- if(!port && NULL == daemon->address)
- {
- SPDYF_DEBUG("Port is 0");
- goto free_and_fail;
- }
-
#if HAVE_INET6
//handling IPv6
if((daemon->flags & SPDY_DAEMON_FLAG_ONLY_IPV6)
Modified: libmicrohttpd/src/microspdy/io_raw.c
===================================================================
--- libmicrohttpd/src/microspdy/io_raw.c 2013-07-05 15:50:21 UTC (rev
27768)
+++ libmicrohttpd/src/microspdy/io_raw.c 2013-07-05 16:48:33 UTC (rev
27769)
@@ -61,6 +61,19 @@
{
(void)session;
+ //TODO
+ //setting the socket to be non-blocking
+ /*
+ * different handling is needed by libssl if non-blocking is used
+ *
+ fd_flags = fcntl (new_socket_fd, F_GETFL);
+ if ( -1 == fd_flags
+ || 0 != fcntl (new_socket_fd, F_SETFL, fd_flags | O_NONBLOCK))
+ {
+ SPDYF_DEBUG("WARNING: Couldn't set the new connection to be
non-blocking");
+ }
+ */
+
return SPDY_YES;
}
Modified: libmicrohttpd/src/microspdy/session.c
===================================================================
--- libmicrohttpd/src/microspdy/session.c 2013-07-05 15:50:21 UTC (rev
27768)
+++ libmicrohttpd/src/microspdy/session.c 2013-07-05 16:48:33 UTC (rev
27769)
@@ -1264,10 +1264,11 @@
SPDYF_session_accept(struct SPDY_Daemon *daemon)
{
int new_socket_fd;
- //int fd_flags;
+ int ret;
struct SPDY_Session *session = NULL;
socklen_t addr_len;
struct sockaddr *addr;
+
#if HAVE_INET6
struct sockaddr_in6 addr6;
@@ -1280,25 +1281,13 @@
addr_len = sizeof(addr6);
#endif
- new_socket_fd = accept (daemon->socket_fd, addr, &addr_len);
+ new_socket_fd = accept (daemon->socket_fd, addr, &addr_len);
+
+ if(new_socket_fd < 1)
+ return SPDY_NO;
- if(new_socket_fd < 1)
- return SPDY_NO;
-
- //setting the socket to be non-blocking
- /*
- * different handling is needed by libssl if non-blocking is used
- *
- fd_flags = fcntl (new_socket_fd, F_GETFL);
- if ( -1 == fd_flags
- || 0 != fcntl (new_socket_fd, F_SETFL, fd_flags | O_NONBLOCK))
- {
- SPDYF_DEBUG("WARNING: Couldn't set the new connection to be
non-blocking");
- }
- */
-
if (NULL == (session = malloc (sizeof (struct SPDY_Session))))
- {
+ {
goto free_and_fail;
}
memset (session, 0, sizeof (struct SPDY_Session));
@@ -1306,7 +1295,8 @@
session->daemon = daemon;
session->socket_fd = new_socket_fd;
- SPDYF_io_set_session(session, SPDY_IO_SUBSYSTEM_OPENSSL);
+ ret = SPDYF_io_set_session(session, daemon->io_subsystem);
+ SPDYF_ASSERT(SPDY_YES == ret, "Somehow daemon->io_subsystem iswrong here");
//init TLS context, handshake will be done
if(SPDY_YES != session->fio_new_session(session))
Modified: libmicrohttpd/src/microspdy/structures.h
===================================================================
--- libmicrohttpd/src/microspdy/structures.h 2013-07-05 15:50:21 UTC (rev
27768)
+++ libmicrohttpd/src/microspdy/structures.h 2013-07-05 16:48:33 UTC (rev
27769)
@@ -920,6 +920,11 @@
enum SPDY_DAEMON_FLAG flags;
/**
+ * IO subsystem type used by daemon and all its sessions.
+ */
+ enum SPDY_IO_SUBSYSTEM io_subsystem;
+
+ /**
* Listen port.
*/
uint16_t port;
Modified: libmicrohttpd/src/testspdy/Makefile.am
===================================================================
--- libmicrohttpd/src/testspdy/Makefile.am 2013-07-05 15:50:21 UTC (rev
27768)
+++ libmicrohttpd/src/testspdy/Makefile.am 2013-07-05 16:48:33 UTC (rev
27769)
@@ -27,6 +27,7 @@
test_struct_namevalue \
test_new_connection \
test_request_response \
+ test_notls \
test_request_response_with_callback \
test_requests_with_assets \
test_misc \
@@ -71,6 +72,12 @@
test_request_response_LDADD = $(SPDY_LDADD) \
-lspdylay
+test_notls_SOURCES = \
+ test_notls.c \
+ $(SPDY_SOURCES)
+test_notls_LDADD = $(SPDY_LDADD) \
+ -lspdylay
+
test_request_response_with_callback_SOURCES = \
test_request_response_with_callback.c \
$(SPDY_SOURCES)
Added: libmicrohttpd/src/testspdy/test_notls.c
===================================================================
--- libmicrohttpd/src/testspdy/test_notls.c (rev 0)
+++ libmicrohttpd/src/testspdy/test_notls.c 2013-07-05 16:48:33 UTC (rev
27769)
@@ -0,0 +1,940 @@
+/*
+ This file is part of libmicrospdy
+ Copyright (C) 2012 Andrey Uzunov
+
+ This program is free software: you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation, either version 3 of the License, or
+ (at your option) any later version.
+
+ This program is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with this program. If not, see <http://www.gnu.org/licenses/>.
+*/
+
+/**
+ * @file request_response.c
+ * @brief tests receiving request and sending response. spdycli.c (spdylay)
+ * code is reused here
+ * @author Andrey Uzunov
+ * @author Tatsuhiro Tsujikawa
+ */
+
+#include "platform.h"
+#include "microspdy.h"
+#include <sys/wait.h>
+#include "common.h"
+
+#define RESPONSE_BODY "<html><body><b>Hi, this is
libmicrospdy!</b></body></html>"
+
+#define CLS "anything"
+
+pid_t parent;
+pid_t child;
+char *rcvbuf;
+int rcvbuf_c = 0;
+
+int session_closed_called = 0;
+
+void
+killchild(int pid, char *message)
+{
+ printf("%s\n",message);
+ kill(pid, SIGKILL);
+ exit(1);
+}
+
+void
+killparent(int pid, char *message)
+{
+ printf("%s\n",message);
+ kill(pid, SIGKILL);
+ _exit(1);
+}
+
+
+/*****
+ * start of code needed to utilize spdylay
+ */
+
+#include <stdint.h>
+#include <stdlib.h>
+#include <unistd.h>
+#include <fcntl.h>
+#include <sys/types.h>
+#include <sys/socket.h>
+#include <netdb.h>
+#include <netinet/in.h>
+#include <netinet/tcp.h>
+#include <poll.h>
+#include <signal.h>
+#include <stdio.h>
+#include <assert.h>
+
+#include <spdylay/spdylay.h>
+
+enum {
+ IO_NONE,
+ WANT_READ,
+ WANT_WRITE
+};
+
+struct Connection {
+ spdylay_session *session;
+ /* WANT_READ if SSL connection needs more input; or WANT_WRITE if it
+ needs more output; or IO_NONE. This is necessary because SSL/TLS
+ re-negotiation is possible at any time. Spdylay API offers
+ similar functions like spdylay_session_want_read() and
+ spdylay_session_want_write() but they do not take into account
+ SSL connection. */
+ int want_io;
+ int fd;
+};
+
+struct Request {
+ char *host;
+ uint16_t port;
+ /* In this program, path contains query component as well. */
+ char *path;
+ /* This is the concatenation of host and port with ":" in
+ between. */
+ char *hostport;
+ /* Stream ID for this request. */
+ int32_t stream_id;
+ /* The gzip stream inflater for the compressed response. */
+ spdylay_gzip *inflater;
+};
+
+struct URI {
+ const char *host;
+ size_t hostlen;
+ uint16_t port;
+ /* In this program, path contains query component as well. */
+ const char *path;
+ size_t pathlen;
+ const char *hostport;
+ size_t hostportlen;
+};
+
+/*
+ * Returns copy of string |s| with the length |len|. The returned
+ * string is NULL-terminated.
+ */
+static char* strcopy(const char *s, size_t len)
+{
+ char *dst;
+ dst = malloc(len+1);
+ memcpy(dst, s, len);
+ dst[len] = '\0';
+ return dst;
+}
+
+/*
+ * Prints error message |msg| and exit.
+ */
+static void die(const char *msg)
+{
+ fprintf(stderr, "FATAL: %s\n", msg);
+ exit(EXIT_FAILURE);
+}
+
+/*
+ * Prints error containing the function name |func| and message |msg|
+ * and exit.
+ */
+static void dief(const char *func, const char *msg)
+{
+ fprintf(stderr, "FATAL: %s: %s\n", func, msg);
+ exit(EXIT_FAILURE);
+}
+
+/*
+ * Prints error containing the function name |func| and error code
+ * |error_code| and exit.
+ */
+static void diec(const char *func, int error_code)
+{
+ fprintf(stderr, "FATAL: %s: error_code=%d, msg=%s\n", func, error_code,
+ spdylay_strerror(error_code));
+ exit(EXIT_FAILURE);
+}
+
+/*
+ * Check response is content-encoding: gzip. We need this because SPDY
+ * client is required to support gzip.
+ */
+static void check_gzip(struct Request *req, char **nv)
+{
+ int gzip = 0;
+ size_t i;
+ for(i = 0; nv[i]; i += 2) {
+ if(strcmp("content-encoding", nv[i]) == 0) {
+ gzip = strcmp("gzip", nv[i+1]) == 0;
+ break;
+ }
+ }
+ if(gzip) {
+ int rv;
+ if(req->inflater) {
+ return;
+ }
+ rv = spdylay_gzip_inflate_new(&req->inflater);
+ if(rv != 0) {
+ die("Can't allocate inflate stream.");
+ }
+ }
+}
+
+/*
+ * The implementation of spdylay_send_callback type. Here we write
+ * |data| with size |length| to the network and return the number of
+ * bytes actually written. See the documentation of
+ * spdylay_send_callback for the details.
+ */
+static ssize_t send_callback(spdylay_session *session,
+ const uint8_t *data, size_t length, int flags,
+ void *user_data)
+{
+ struct Connection *connection;
+ ssize_t rv;
+ connection = (struct Connection*)user_data;
+ connection->want_io = IO_NONE;
+
+ rv = write(connection->fd,
+ data,
+ length);
+
+ if (rv < 0)
+ {
+ switch(errno)
+ {
+ case EAGAIN:
+ #if EAGAIN != EWOULDBLOCK
+ case EWOULDBLOCK:
+ #endif
+ connection->want_io = WANT_WRITE;
+ rv = SPDYLAY_ERR_WOULDBLOCK;
+ break;
+
+ default:
+ rv = SPDYLAY_ERR_CALLBACK_FAILURE;
+ }
+ }
+ return rv;
+}
+
+/*
+ * The implementation of spdylay_recv_callback type. Here we read data
+ * from the network and write them in |buf|. The capacity of |buf| is
+ * |length| bytes. Returns the number of bytes stored in |buf|. See
+ * the documentation of spdylay_recv_callback for the details.
+ */
+static ssize_t recv_callback(spdylay_session *session,
+ uint8_t *buf, size_t length, int flags,
+ void *user_data)
+{
+ struct Connection *connection;
+ ssize_t rv;
+ connection = (struct Connection*)user_data;
+ connection->want_io = IO_NONE;
+
+ rv = read(connection->fd,
+ buf,
+ length);
+
+ if (rv < 0)
+ {
+ switch(errno)
+ {
+ case EAGAIN:
+ #if EAGAIN != EWOULDBLOCK
+ case EWOULDBLOCK:
+ #endif
+ connection->want_io = WANT_READ;
+ rv = SPDYLAY_ERR_WOULDBLOCK;
+ break;
+
+ default:
+ rv = SPDYLAY_ERR_CALLBACK_FAILURE;
+ }
+ }
+ else if(rv == 0)
+ rv = SPDYLAY_ERR_EOF;
+ return rv;
+}
+
+/*
+ * The implementation of spdylay_before_ctrl_send_callback type. We
+ * use this function to get stream ID of the request. This is because
+ * stream ID is not known when we submit the request
+ * (spdylay_submit_request).
+ */
+static void before_ctrl_send_callback(spdylay_session *session,
+ spdylay_frame_type type,
+ spdylay_frame *frame,
+ void *user_data)
+{
+ if(type == SPDYLAY_SYN_STREAM) {
+ struct Request *req;
+ int stream_id = frame->syn_stream.stream_id;
+ req = spdylay_session_get_stream_user_data(session, stream_id);
+ if(req && req->stream_id == -1) {
+ req->stream_id = stream_id;
+ printf("[INFO] Stream ID = %d\n", stream_id);
+ }
+ }
+}
+
+static void on_ctrl_send_callback(spdylay_session *session,
+ spdylay_frame_type type,
+ spdylay_frame *frame, void *user_data)
+{
+ char **nv;
+ const char *name = NULL;
+ int32_t stream_id;
+ size_t i;
+ switch(type) {
+ case SPDYLAY_SYN_STREAM:
+ nv = frame->syn_stream.nv;
+ name = "SYN_STREAM";
+ stream_id = frame->syn_stream.stream_id;
+ break;
+ default:
+ break;
+ }
+ if(name && spdylay_session_get_stream_user_data(session, stream_id)) {
+ printf("[INFO] C ----------------------------> S (%s)\n", name);
+ for(i = 0; nv[i]; i += 2) {
+ printf(" %s: %s\n", nv[i], nv[i+1]);
+ }
+ }
+}
+
+static void on_ctrl_recv_callback(spdylay_session *session,
+ spdylay_frame_type type,
+ spdylay_frame *frame, void *user_data)
+{
+ struct Request *req;
+ char **nv;
+ const char *name = NULL;
+ int32_t stream_id;
+ size_t i;
+ switch(type) {
+ case SPDYLAY_SYN_REPLY:
+ nv = frame->syn_reply.nv;
+ name = "SYN_REPLY";
+ stream_id = frame->syn_reply.stream_id;
+ break;
+ case SPDYLAY_HEADERS:
+ nv = frame->headers.nv;
+ name = "HEADERS";
+ stream_id = frame->headers.stream_id;
+ break;
+ default:
+ break;
+ }
+ if(!name) {
+ return;
+ }
+ req = spdylay_session_get_stream_user_data(session, stream_id);
+ if(req) {
+ check_gzip(req, nv);
+ printf("[INFO] C <---------------------------- S (%s)\n", name);
+ for(i = 0; nv[i]; i += 2) {
+ printf(" %s: %s\n", nv[i], nv[i+1]);
+ }
+ }
+}
+
+/*
+ * The implementation of spdylay_on_stream_close_callback type. We use
+ * this function to know the response is fully received. Since we just
+ * fetch 1 resource in this program, after reception of the response,
+ * we submit GOAWAY and close the session.
+ */
+static void on_stream_close_callback(spdylay_session *session,
+ int32_t stream_id,
+ spdylay_status_code status_code,
+ void *user_data)
+{
+ struct Request *req;
+ req = spdylay_session_get_stream_user_data(session, stream_id);
+ if(req) {
+ int rv;
+ rv = spdylay_submit_goaway(session, SPDYLAY_GOAWAY_OK);
+ if(rv != 0) {
+ diec("spdylay_submit_goaway", rv);
+ }
+ }
+}
+
+#define MAX_OUTLEN 4096
+
+/*
+ * The implementation of spdylay_on_data_chunk_recv_callback type. We
+ * use this function to print the received response body.
+ */
+static void on_data_chunk_recv_callback(spdylay_session *session, uint8_t
flags,
+ int32_t stream_id,
+ const uint8_t *data, size_t len,
+ void *user_data)
+{
+ struct Request *req;
+ req = spdylay_session_get_stream_user_data(session, stream_id);
+ if(req) {
+ printf("[INFO] C <---------------------------- S (DATA)\n");
+ printf(" %lu bytes\n", (unsigned long int)len);
+ if(req->inflater) {
+ while(len > 0) {
+ uint8_t out[MAX_OUTLEN];
+ size_t outlen = MAX_OUTLEN;
+ size_t tlen = len;
+ int rv;
+ rv = spdylay_gzip_inflate(req->inflater, out, &outlen, data, &tlen);
+ if(rv == -1) {
+ spdylay_submit_rst_stream(session, stream_id,
SPDYLAY_INTERNAL_ERROR);
+ break;
+ }
+ fwrite(out, 1, outlen, stdout);
+ data += tlen;
+ len -= tlen;
+ }
+ } else {
+ /* TODO add support gzip */
+ fwrite(data, 1, len, stdout);
+
+ //check if the data is correct
+ //if(strcmp(RESPONSE_BODY, data) != 0)
+ //killparent(parent, "\nreceived data is not the same");
+ if(len + rcvbuf_c > strlen(RESPONSE_BODY))
+ killparent(parent, "\nreceived data is not the same");
+
+ strcpy(rcvbuf + rcvbuf_c,(char*)data);
+ rcvbuf_c+=len;
+ }
+ printf("\n");
+ }
+}
+
+/*
+ * Setup callback functions. Spdylay API offers many callback
+ * functions, but most of them are optional. The send_callback is
+ * always required. Since we use spdylay_session_recv(), the
+ * recv_callback is also required.
+ */
+static void setup_spdylay_callbacks(spdylay_session_callbacks *callbacks)
+{
+ memset(callbacks, 0, sizeof(spdylay_session_callbacks));
+ callbacks->send_callback = send_callback;
+ callbacks->recv_callback = recv_callback;
+ callbacks->before_ctrl_send_callback = before_ctrl_send_callback;
+ callbacks->on_ctrl_send_callback = on_ctrl_send_callback;
+ callbacks->on_ctrl_recv_callback = on_ctrl_recv_callback;
+ callbacks->on_stream_close_callback = on_stream_close_callback;
+ callbacks->on_data_chunk_recv_callback = on_data_chunk_recv_callback;
+}
+
+
+/*
+ * Connects to the host |host| and port |port|. This function returns
+ * the file descriptor of the client socket.
+ */
+static int connect_to(const char *host, uint16_t port)
+{
+ struct addrinfo hints;
+ int fd = -1;
+ int rv;
+ char service[NI_MAXSERV];
+ struct addrinfo *res, *rp;
+ snprintf(service, sizeof(service), "%u", port);
+ memset(&hints, 0, sizeof(struct addrinfo));
+ hints.ai_family = AF_UNSPEC;
+ hints.ai_socktype = SOCK_STREAM;
+ rv = getaddrinfo(host, service, &hints, &res);
+ if(rv != 0) {
+ dief("getaddrinfo", gai_strerror(rv));
+ }
+ for(rp = res; rp; rp = rp->ai_next) {
+ fd = socket(rp->ai_family, rp->ai_socktype, rp->ai_protocol);
+ if(fd == -1) {
+ continue;
+ }
+ while((rv = connect(fd, rp->ai_addr, rp->ai_addrlen)) == -1 &&
+ errno == EINTR);
+ if(rv == 0) {
+ break;
+ }
+ close(fd);
+ fd = -1;
+ }
+ freeaddrinfo(res);
+ return fd;
+}
+
+static void make_non_block(int fd)
+{
+ int flags, rv;
+ while((flags = fcntl(fd, F_GETFL, 0)) == -1 && errno == EINTR);
+ if(flags == -1) {
+ dief("fcntl", strerror(errno));
+ }
+ while((rv = fcntl(fd, F_SETFL, flags | O_NONBLOCK)) == -1 && errno == EINTR);
+ if(rv == -1) {
+ dief("fcntl", strerror(errno));
+ }
+}
+
+/*
+ * Setting TCP_NODELAY is not mandatory for the SPDY protocol.
+ */
+static void set_tcp_nodelay(int fd)
+{
+ int val = 1;
+ int rv;
+ rv = setsockopt(fd, IPPROTO_TCP, TCP_NODELAY, &val, (socklen_t)sizeof(val));
+ if(rv == -1) {
+ dief("setsockopt", strerror(errno));
+ }
+}
+
+/*
+ * Update |pollfd| based on the state of |connection|.
+ */
+static void ctl_poll(struct pollfd *pollfd, struct Connection *connection)
+{
+ pollfd->events = 0;
+ if(spdylay_session_want_read(connection->session) ||
+ connection->want_io == WANT_READ) {
+ pollfd->events |= POLLIN;
+ }
+ if(spdylay_session_want_write(connection->session) ||
+ connection->want_io == WANT_WRITE) {
+ pollfd->events |= POLLOUT;
+ }
+}
+
+/*
+ * Submits the request |req| to the connection |connection|. This
+ * function does not send packets; just append the request to the
+ * internal queue in |connection->session|.
+ */
+static void submit_request(struct Connection *connection, struct Request *req)
+{
+ int pri = 0;
+ int rv;
+ const char *nv[15];
+ /* We always use SPDY/3 style header even if the negotiated protocol
+ version is SPDY/2. The library translates the header name as
+ necessary. Make sure that the last item is NULL! */
+ nv[0] = ":method"; nv[1] = "GET";
+ nv[2] = ":path"; nv[3] = req->path;
+ nv[4] = ":version"; nv[5] = "HTTP/1.1";
+ nv[6] = ":scheme"; nv[7] = "https";
+ nv[8] = ":host"; nv[9] = req->hostport;
+ nv[10] = "accept"; nv[11] = "*/*";
+ nv[12] = "user-agent"; nv[13] = "spdylay/"SPDYLAY_VERSION;
+ nv[14] = NULL;
+ rv = spdylay_submit_request(connection->session, pri, nv, NULL, req);
+ if(rv != 0) {
+ diec("spdylay_submit_request", rv);
+ }
+}
+
+/*
+ * Performs the network I/O.
+ */
+static void exec_io(struct Connection *connection)
+{
+ int rv;
+ rv = spdylay_session_recv(connection->session);
+ if(rv != 0) {
+ diec("spdylay_session_recv", rv);
+ }
+ rv = spdylay_session_send(connection->session);
+ if(rv != 0) {
+ diec("spdylay_session_send", rv);
+ }
+}
+
+static void request_init(struct Request *req, const struct URI *uri)
+{
+ req->host = strcopy(uri->host, uri->hostlen);
+ req->port = uri->port;
+ req->path = strcopy(uri->path, uri->pathlen);
+ req->hostport = strcopy(uri->hostport, uri->hostportlen);
+ req->stream_id = -1;
+ req->inflater = NULL;
+}
+
+static void request_free(struct Request *req)
+{
+ free(req->host);
+ free(req->path);
+ free(req->hostport);
+ spdylay_gzip_inflate_del(req->inflater);
+}
+
+/*
+ * Fetches the resource denoted by |uri|.
+ */
+static void fetch_uri(const struct URI *uri)
+{
+ spdylay_session_callbacks callbacks;
+ int fd;
+ struct Request req;
+ struct Connection connection;
+ int rv;
+ nfds_t npollfds = 1;
+ struct pollfd pollfds[1];
+ uint16_t spdy_proto_version = 3;
+
+ request_init(&req, uri);
+
+ setup_spdylay_callbacks(&callbacks);
+
+ /* Establish connection and setup SSL */
+ fd = connect_to(req.host, req.port);
+
+ connection.fd = fd;
+ connection.want_io = IO_NONE;
+
+ /* Here make file descriptor non-block */
+ make_non_block(fd);
+ set_tcp_nodelay(fd);
+
+ printf("[INFO] SPDY protocol version = %d\n", spdy_proto_version);
+ rv = spdylay_session_client_new(&connection.session, spdy_proto_version,
+ &callbacks, &connection);
+ if(rv != 0) {
+ diec("spdylay_session_client_new", rv);
+ }
+
+ /* Submit the HTTP request to the outbound queue. */
+ submit_request(&connection, &req);
+
+ pollfds[0].fd = fd;
+ ctl_poll(pollfds, &connection);
+
+ /* Event loop */
+ while(spdylay_session_want_read(connection.session) ||
+ spdylay_session_want_write(connection.session)) {
+ int nfds = poll(pollfds, npollfds, -1);
+ if(nfds == -1) {
+ dief("poll", strerror(errno));
+ }
+ if(pollfds[0].revents & (POLLIN | POLLOUT)) {
+ exec_io(&connection);
+ }
+ if((pollfds[0].revents & POLLHUP) || (pollfds[0].revents & POLLERR)) {
+ die("Connection error");
+ }
+ ctl_poll(pollfds, &connection);
+ }
+
+ /* Resource cleanup */
+ spdylay_session_del(connection.session);
+ shutdown(fd, SHUT_WR);
+ close(fd);
+ request_free(&req);
+}
+
+static int parse_uri(struct URI *res, const char *uri)
+{
+ /* We only interested in https */
+ size_t len, i, offset;
+ memset(res, 0, sizeof(struct URI));
+ len = strlen(uri);
+ if(len < 9 || memcmp("https://", uri, 8) != 0) {
+ return -1;
+ }
+ offset = 8;
+ res->host = res->hostport = &uri[offset];
+ res->hostlen = 0;
+ if(uri[offset] == '[') {
+ /* IPv6 literal address */
+ ++offset;
+ ++res->host;
+ for(i = offset; i < len; ++i) {
+ if(uri[i] == ']') {
+ res->hostlen = i-offset;
+ offset = i+1;
+ break;
+ }
+ }
+ } else {
+ const char delims[] = ":/?#";
+ for(i = offset; i < len; ++i) {
+ if(strchr(delims, uri[i]) != NULL) {
+ break;
+ }
+ }
+ res->hostlen = i-offset;
+ offset = i;
+ }
+ if(res->hostlen == 0) {
+ return -1;
+ }
+ /* Assuming https */
+ res->port = 443;
+ if(offset < len) {
+ if(uri[offset] == ':') {
+ /* port */
+ const char delims[] = "/?#";
+ int port = 0;
+ ++offset;
+ for(i = offset; i < len; ++i) {
+ if(strchr(delims, uri[i]) != NULL) {
+ break;
+ }
+ if('0' <= uri[i] && uri[i] <= '9') {
+ port *= 10;
+ port += uri[i]-'0';
+ if(port > 65535) {
+ return -1;
+ }
+ } else {
+ return -1;
+ }
+ }
+ if(port == 0) {
+ return -1;
+ }
+ offset = i;
+ res->port = port;
+ }
+ }
+ res->hostportlen = uri+offset-res->host;
+ for(i = offset; i < len; ++i) {
+ if(uri[i] == '#') {
+ break;
+ }
+ }
+ if(i-offset == 0) {
+ res->path = "/";
+ res->pathlen = 1;
+ } else {
+ res->path = &uri[offset];
+ res->pathlen = i-offset;
+ }
+ return 0;
+}
+
+
+/*****
+ * end of code needed to utilize spdylay
+ */
+
+
+/*****
+ * start of code needed to utilize microspdy
+ */
+
+
+void
+standard_request_handler(void *cls,
+ struct SPDY_Request * request,
+ uint8_t priority,
+ const char *method,
+ const char *path,
+ const char *version,
+ const char *host,
+ const char *scheme,
+ struct SPDY_NameValue * headers)
+{
+ struct SPDY_Response *response=NULL;
+
+ if(strcmp(CLS,cls)!=0)
+ {
+ killchild(child,"wrong cls");
+ }
+
+ response =
SPDY_build_response(200,NULL,SPDY_HTTP_VERSION_1_1,NULL,RESPONSE_BODY,strlen(RESPONSE_BODY));
+
+ if(NULL==response){
+ fprintf(stdout,"no response obj\n");
+ exit(3);
+ }
+
+
if(SPDY_queue_response(request,response,true,false,NULL,(void*)strdup(path))!=SPDY_YES)
+ {
+ fprintf(stdout,"queue\n");
+ exit(4);
+ }
+}
+
+void
+session_closed_handler (void *cls,
+ struct SPDY_Session * session,
+ int by_client)
+{
+ printf("session_closed_handler called\n");
+
+ if(strcmp(CLS,cls)!=0)
+ {
+ killchild(child,"wrong cls");
+ }
+
+ if(SPDY_YES != by_client)
+ {
+ //killchild(child,"wrong by_client");
+ printf("session closed by server\n");
+ }
+ else
+ {
+ printf("session closed by client\n");
+ }
+
+ if(NULL == session)
+ {
+ killchild(child,"session is NULL");
+ }
+
+ session_closed_called = 1;
+}
+
+
+/*****
+ * end of code needed to utilize microspdy
+ */
+
+//child process
+void
+childproc(int port)
+{
+ struct URI uri;
+ struct sigaction act;
+ int rv;
+ char *uristr;
+
+ memset(&act, 0, sizeof(struct sigaction));
+ act.sa_handler = SIG_IGN;
+ sigaction(SIGPIPE, &act, 0);
+
+ asprintf(&uristr, "https://127.0.0.1:%i/",port);
+ if(NULL == (rcvbuf = malloc(strlen(RESPONSE_BODY)+1)))
+ killparent(parent,"no memory");
+
+ SSL_load_error_strings();
+ SSL_library_init();
+
+ rv = parse_uri(&uri, uristr);
+ if(rv != 0) {
+ killparent(parent,"parse_uri failed");
+ }
+ fetch_uri(&uri);
+
+ if(strcmp(rcvbuf, RESPONSE_BODY))
+ killparent(parent,"received data is different");
+}
+
+//parent proc
+int
+parentproc( int port)
+{
+ int childstatus;
+ unsigned long long timeoutlong=0;
+ struct timeval timeout;
+ int ret;
+ fd_set read_fd_set;
+ fd_set write_fd_set;
+ fd_set except_fd_set;
+ int maxfd = -1;
+ struct SPDY_Daemon *daemon;
+
+ SPDY_init();
+
+ daemon = SPDY_start_daemon(port,
+ NULL,
+ NULL,
+
NULL,&session_closed_handler,&standard_request_handler,NULL,CLS,
+ SPDY_DAEMON_OPTION_IO_SUBSYSTEM, SPDY_IO_SUBSYSTEM_RAW,
+ SPDY_DAEMON_OPTION_END);
+
+ if(NULL==daemon){
+ printf("no daemon\n");
+ return 1;
+ }
+
+ timeout.tv_usec = 0;
+
+ do
+ {
+ FD_ZERO(&read_fd_set);
+ FD_ZERO(&write_fd_set);
+ FD_ZERO(&except_fd_set);
+
+ ret = SPDY_get_timeout(daemon, &timeoutlong);
+ if(SPDY_NO == ret || timeoutlong > 1)
+ {
+ timeout.tv_sec = 1;
+ }
+ else
+ {
+ timeout.tv_sec = timeoutlong;
+ }
+
+ maxfd = SPDY_get_fdset (daemon,
+ &read_fd_set,
+ &write_fd_set,
+ &except_fd_set);
+
+ ret = select(maxfd+1, &read_fd_set, &write_fd_set,
&except_fd_set, &timeout);
+
+ switch(ret) {
+ case -1:
+ printf("select error: %i\n", errno);
+ killchild(child, "select error");
+ break;
+ case 0:
+
+ break;
+ default:
+ SPDY_run(daemon);
+
+ break;
+ }
+ }
+ while(waitpid(child,&childstatus,WNOHANG) != child);
+
+ //give chance to the client to close socket and handle this in run
+ usleep(100000);
+ SPDY_run(daemon);
+
+ SPDY_stop_daemon(daemon);
+
+ SPDY_deinit();
+
+ return WEXITSTATUS(childstatus);
+}
+
+int main(int argc, char **argv)
+{
+ int port = get_port(12123);
+ parent = getpid();
+
+ child = fork();
+ if (child == -1)
+ {
+ fprintf(stderr, "can't fork, error %d\n", errno);
+ exit(EXIT_FAILURE);
+ }
+
+ if (child == 0)
+ {
+ childproc(port);
+ _exit(0);
+ }
+ else
+ {
+ int ret = parentproc(port);
+ if(1 == session_closed_called && 0 == ret)
+ exit(0);
+ else
+ exit(ret ? ret : 21);
+ }
+ return 1;
+}
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