Update man pages

Fixes GH-352

android-config

@@ -27,9 +27,9 @@ if [ -z "$ANDROID_HOME" ]; then
     echo 'No $ANDROID_HOME specified.'
     exit 1
 fi
-PREFIX=$ANDROID_HOME/usr/local
-TOOLCHAIN=$ANDROID_HOME/toolchain
-PATH=$TOOLCHAIN/bin:$PATH
+PREFIX="$ANDROID_HOME"/usr/local
+TOOLCHAIN="$ANDROID_HOME"/toolchain
+PATH="$TOOLCHAIN"/bin:"$PATH"
 
 ./configure \
     --disable-shared \
@@ -40,8 +40,8 @@ PATH=$TOOLCHAIN/bin:$PATH
     --disable-python-bindings \
     --disable-examples \
     --enable-werror \
-    CC=clang \
-    CXX=clang++ \
+    CC="$TOOLCHAIN"/bin/clang \
+    CXX="$TOOLCHAIN"/bin/clang++ \
     CPPFLAGS="-fPIE -I$PREFIX/include" \
     PKG_CONFIG_LIBDIR="$PREFIX/lib/pkgconfig" \
     LDFLAGS="-fPIE -pie -L$PREFIX/lib"

configure.ac

@@ -25,7 +25,7 @@ dnl Do not change user variables!
 dnl http://www.gnu.org/software/automake/manual/html_node/Flag-Variables-Ordering.html
 
 AC_PREREQ(2.61)
-AC_INIT([nghttp2], [1.3.1], [t-tujikawa@users.sourceforge.net])
+AC_INIT([nghttp2], [1.3.2], [t-tujikawa@users.sourceforge.net])
 AC_CONFIG_AUX_DIR([.])
 AC_CONFIG_MACRO_DIR([m4])
 AC_CONFIG_HEADERS([config.h])
@@ -47,7 +47,7 @@ m4_ifdef([AM_SILENT_RULES], [AM_SILENT_RULES([yes])])
 dnl See versioning rule:
 dnl  http://www.gnu.org/software/libtool/manual/html_node/Updating-version-info.html
 AC_SUBST(LT_CURRENT, 15)
-AC_SUBST(LT_REVISION, 1)
+AC_SUBST(LT_REVISION, 2)
 AC_SUBST(LT_AGE, 1)
 
 major=`echo $PACKAGE_VERSION |cut -d. -f1 | sed -e "s/[^0-9]//g"`

doc/h2load.1

@@ -1,6 +1,6 @@
 .\" Man page generated from reStructuredText.
 .
-.TH "H2LOAD" "1" "September 12, 2015" "1.3.1" "nghttp2"
+.TH "H2LOAD" "1" "September 16, 2015" "1.3.2" "nghttp2"
 .SH NAME
 h2load \- HTTP/2 benchmarking tool
 .

doc/nghttp.1

@@ -1,6 +1,6 @@
 .\" Man page generated from reStructuredText.
 .
-.TH "NGHTTP" "1" "September 12, 2015" "1.3.1" "nghttp2"
+.TH "NGHTTP" "1" "September 16, 2015" "1.3.2" "nghttp2"
 .SH NAME
 nghttp \- HTTP/2 experimental client
 .

doc/nghttpd.1

@@ -1,6 +1,6 @@
 .\" Man page generated from reStructuredText.
 .
-.TH "NGHTTPD" "1" "September 12, 2015" "1.3.1" "nghttp2"
+.TH "NGHTTPD" "1" "September 16, 2015" "1.3.2" "nghttp2"
 .SH NAME
 nghttpd \- HTTP/2 experimental server
 .

doc/nghttpx.1

@@ -1,6 +1,6 @@
 .\" Man page generated from reStructuredText.
 .
-.TH "NGHTTPX" "1" "September 12, 2015" "1.3.1" "nghttp2"
+.TH "NGHTTPX" "1" "September 16, 2015" "1.3.2" "nghttp2"
 .SH NAME
 nghttpx \- HTTP/2 experimental proxy
 .

lib/nghttp2_session.c

@@ -1733,14 +1733,6 @@ static int session_prep_frame(nghttp2_session *session,
 
       aux_data = &item->aux_data.headers;
 
-      estimated_payloadlen = session_estimate_headers_payload(
-          session, frame->headers.nva, frame->headers.nvlen,
-          NGHTTP2_PRIORITY_SPECLEN);
-
-      if (estimated_payloadlen > NGHTTP2_MAX_HEADERSLEN) {
-        return NGHTTP2_ERR_FRAME_SIZE_ERROR;
-      }
-
       if (frame->headers.cat == NGHTTP2_HCAT_REQUEST) {
         /* initial HEADERS, which opens stream */
         nghttp2_stream *stream;
@@ -1754,6 +1746,14 @@ static int session_prep_frame(nghttp2_session *session,
           return NGHTTP2_ERR_NOMEM;
         }
 
+        estimated_payloadlen = session_estimate_headers_payload(
+            session, frame->headers.nva, frame->headers.nvlen,
+            NGHTTP2_PRIORITY_SPECLEN);
+
+        if (estimated_payloadlen > NGHTTP2_MAX_HEADERSLEN) {
+          return NGHTTP2_ERR_FRAME_SIZE_ERROR;
+        }
+
         rv = session_predicate_request_headers_send(session, item);
         if (rv != 0) {
           return rv;
@@ -1765,6 +1765,14 @@ static int session_prep_frame(nghttp2_session *session,
       } else {
         nghttp2_stream *stream;
 
+        estimated_payloadlen = session_estimate_headers_payload(
+            session, frame->headers.nva, frame->headers.nvlen,
+            NGHTTP2_PRIORITY_SPECLEN);
+
+        if (estimated_payloadlen > NGHTTP2_MAX_HEADERSLEN) {
+          return NGHTTP2_ERR_FRAME_SIZE_ERROR;
+        }
+
         stream = nghttp2_session_get_stream(session, frame->hd.stream_id);
 
         if (session_predicate_push_response_headers_send(session, stream) ==

lib/nghttp2_stream.c

@@ -205,8 +205,7 @@ void nghttp2_stream_reschedule(nghttp2_stream *stream) {
       dep_stream->descendant_last_cycle = 0;
       stream->cycle = 0;
     } else {
-      dep_stream->descendant_last_cycle =
-          nghttp2_max(dep_stream->descendant_last_cycle, stream->cycle);
+      dep_stream->descendant_last_cycle = stream->cycle;
 
       stream->cycle =
           stream_next_cycle(stream, dep_stream->descendant_last_cycle);

makerelease.sh

@@ -3,6 +3,8 @@
 TAG=$1
 PREV_TAG=$2
 
+git submodule update --init
+
 git checkout refs/tags/$TAG
 git log --pretty=fuller --date=short refs/tags/$PREV_TAG..HEAD > ChangeLog
 

src/nghttp.cc

@@ -1860,6 +1860,28 @@ int before_frame_send_callback(nghttp2_session *session,
 
 } // namespace
 
+namespace {
+int on_frame_not_send_callback(nghttp2_session *session,
+                               const nghttp2_frame *frame, int lib_error_code,
+                               void *user_data) {
+  if (frame->hd.type != NGHTTP2_HEADERS ||
+      frame->headers.cat != NGHTTP2_HCAT_REQUEST) {
+    return 0;
+  }
+
+  auto req = static_cast<Request *>(
+      nghttp2_session_get_stream_user_data(session, frame->hd.stream_id));
+  if (!req) {
+    return 0;
+  }
+
+  std::cerr << "[ERROR] request " << req->uri
+            << " failed: " << nghttp2_strerror(lib_error_code) << std::endl;
+
+  return 0;
+}
+} // namespace
+
 namespace {
 int on_stream_close_callback(nghttp2_session *session, int32_t stream_id,
                              uint32_t error_code, void *user_data) {
@@ -2212,6 +2234,9 @@ int run(char **uris, int n) {
   nghttp2_session_callbacks_set_before_frame_send_callback(
       callbacks, before_frame_send_callback);
 
+  nghttp2_session_callbacks_set_on_frame_not_send_callback(
+      callbacks, on_frame_not_send_callback);
+
   nghttp2_session_callbacks_set_send_callback(callbacks, send_callback);
 
   if (config.padding) {

src/shrpx.cc

@@ -912,8 +912,9 @@ int event_loop() {
   // After that, we drop the root privileges if needed.
   drop_privileges();
 
-#ifndef NOTHREADS
   int rv;
+
+#ifndef NOTHREADS
   sigset_t signals;
   sigemptyset(&signals);
   sigaddset(&signals, REOPEN_LOG_SIGNAL);

src/shrpx_connection.cc

@@ -146,7 +146,14 @@ int shrpx_bio_write(BIO *b, const char *buf, int len) {
   if (conn->tls.initial_handshake_done) {
     // After handshake finished, send |buf| of length |len| to the
     // socket directly.
-    assert(wbuf.rleft() == 0);
+
+    // Only when TLS session was prematurely ended before server sent
+    // all handshake message, this condition is true.  This could be
+    // alert from SSL_shutdown().  Since connection is already down,
+    // just return error.
+    if (wbuf.rleft()) {
+      return -1;
+    }
     auto nwrite = conn->write_clear(buf, len);
     if (nwrite < 0) {
       return -1;

src/shrpx_http2_upstream.cc

@@ -1321,8 +1321,9 @@ int Http2Upstream::on_downstream_header_complete(Downstream *downstream) {
 
   size_t nheader = downstream->get_response_headers().size();
   auto nva = std::vector<nghttp2_nv>();
-  // 3 means :status and possible server and via header field.
-  nva.reserve(nheader + 3 + get_config()->add_response_headers.size());
+  // 4 means :status and possible server, via and x-http2-push header
+  // field.
+  nva.reserve(nheader + 4 + get_config()->add_response_headers.size());
   std::string via_value;
   auto response_status = util::utos(downstream->get_response_http_status());
   nva.push_back(http2::make_nv_ls(":status", response_status));
@@ -1376,6 +1377,12 @@ int Http2Upstream::on_downstream_header_complete(Downstream *downstream) {
     nva.push_back(http2::make_nv(p.first, p.second));
   }
 
+  if (downstream->get_stream_id() % 2 == 0) {
+    // This header field is basically for human on client side to
+    // figure out that the resource is pushed.
+    nva.push_back(http2::make_nv_ll("x-http2-push", "1"));
+  }
+
   if (LOG_ENABLED(INFO)) {
     log_response_headers(downstream, nva);
   }
@@ -1648,7 +1655,8 @@ int Http2Upstream::submit_push_promise(const std::string &scheme,
                                        Downstream *downstream) {
   int rv;
   std::vector<nghttp2_nv> nva;
-  nva.reserve(downstream->get_request_headers().size());
+  // 4 for :method, :scheme, :path and :authority
+  nva.reserve(4 + downstream->get_request_headers().size());
 
   // juse use "GET" for now
   nva.push_back(http2::make_nv_ll(":method", "GET"));