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Added 'configure' parameter '--disable-httpupgrade'.

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Could be used to reduce complied binary size if HTTP "Upgrade" is not required.
This commit is contained in:
Evgeny Grin (Karlson2k)
2016-11-02 22:48:04 +03:00
parent 20bb6c5dc0
commit 101fa6ceed
7 changed files with 154 additions and 73 deletions
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configure.ac
+15
View File
@@ -1137,6 +1137,19 @@ AS_IF([[test "x$enable_dauth" != "xno"]],
AM_CONDITIONAL([ENABLE_DAUTH], [test "x$enable_dauth" != "xno"])
AC_MSG_RESULT([[$enable_dauth]])
# optional: HTTP "Upgrade" support. Enabled by default
AC_MSG_CHECKING([[whether to support HTTP "Upgrade"]])
AC_ARG_ENABLE([[httpupgrade]],
AS_HELP_STRING([[--disable-httpupgrade]],
[disable HTTP "Upgrade" support]),
[AS_VAR_IF([[enable_httpupgrade]],[["no"]],[],[[enable_httpupgrade='yes']])],
[[enable_httpupgrade='yes']])
AS_VAR_IF([[enable_httpupgrade]],[["yes"]],
[
AC_DEFINE([[UPGRADE_SUPPORT]],[[1]],[Define to 1 if libmicrohttpd is compiled with HTTP Upgrade support.]) ])
AM_CONDITIONAL([ENABLE_UPGRADE], [[test "x$enable_httpupgrade" = "xyes"]])
AC_MSG_RESULT([[$enable_httpupgrade]])
MHD_LIB_LDFLAGS="$MHD_LIB_LDFLAGS -export-dynamic -no-undefined"
@@ -1204,6 +1217,7 @@ AC_MSG_NOTICE([libmicrohttpd ${PACKAGE_VERSION} Configuration Summary:
Messages: ${enable_messages}
Basic auth.: ${enable_bauth}
Digest auth.: ${enable_dauth}
HTTP "Upgrade": ${enable_httpupgrade}
Postproc: ${enable_postprocessor}
HTTPS support: ${MSG_HTTPS}
poll support: ${enable_poll=no}
@@ -1225,6 +1239,7 @@ fi
if test "x$enable_bauth" != "xyes" || \
test "x$enable_dauth" != "xyes" || \
test "x$enable_httpupgrade" != "xyes" || \
test "x$enable_postprocessor" != "xyes"
then
AC_MSG_NOTICE([WARNING: This will be a custom build with missing symbols. Do NOT use this build in a distribution. Building with these kinds of configure options is only for custom builds for embedded systems.])
src/microhttpd/Makefile.am
+4 -2
View File
@@ -150,12 +150,14 @@ check_PROGRAMS = \
test_str_to_value \
test_shutdown_select \
test_shutdown_poll \
test_daemon \
test_upgrade
test_daemon
if ENABLE_UPGRADE
check_PROGRAMS += test_upgrade
if ENABLE_HTTPS
check_PROGRAMS += test_upgrade_ssl
endif
endif
if HAVE_POSTPROCESSOR
check_PROGRAMS += \
src/microhttpd/connection.c
+26 -10
View File
@@ -561,7 +561,7 @@ MHD_connection_close_ (struct MHD_Connection *connection,
}
#ifdef HTTPS_SUPPORT
#if defined(HTTPS_SUPPORT) && defined(UPGRADE_SUPPORT)
/**
* Stop TLS forwarding on upgraded connection and
* reflect remote disconnect state to socketpair.
@@ -617,7 +617,7 @@ MHD_connection_finish_forward_ (struct MHD_Connection *connection)
* connection's final cleanup.
*/
}
#endif /* HTTPS_SUPPORT */
#endif /* HTTPS_SUPPORT && UPGRADE_SUPPORT*/
/**
@@ -871,13 +871,17 @@ keepalive_possible (struct MHD_Connection *connection)
{
if (NULL == end)
return MHD_YES;
if ( (MHD_str_equal_caseless_ (end,
"close")) ||
( (MHD_str_equal_caseless_ (end,
"upgrade")) &&
(NULL == connection->response->upgrade_handler) ) )
if (MHD_str_equal_caseless_ (end,
"close"))
return MHD_NO;
return MHD_YES;
#ifdef UPGRADE_SUPPORT
if ( (MHD_str_equal_caseless_ (end,
"upgrade")) &&
(NULL == connection->response->upgrade_handler) )
return MHD_NO;
#endif /* UPGRADE_SUPPORT */
return MHD_YES;
}
if (MHD_str_equal_caseless_(connection->version,
MHD_HTTP_VERSION_1_0))
@@ -2440,11 +2444,13 @@ MHD_connection_handle_read (struct MHD_Connection *connection)
break;
case MHD_CONNECTION_CLOSED:
return MHD_YES;
#ifdef UPGRADE_SUPPORT
case MHD_CONNECTION_UPGRADE:
EXTRA_CHECK (0);
break;
case MHD_CONNECTION_UPGRADE_CLOSED:
break;
#endif /* UPGRADE_SUPPORT */
default:
/* shrink read buffer to how much is actually used */
MHD_pool_reallocate (connection->pool,
@@ -2626,11 +2632,13 @@ MHD_connection_handle_write (struct MHD_Connection *connection)
case MHD_TLS_CONNECTION_INIT:
EXTRA_CHECK (0);
break;
#ifdef UPGRADE_SUPPORT
case MHD_CONNECTION_UPGRADE:
EXTRA_CHECK (0);
break;
case MHD_CONNECTION_UPGRADE_CLOSED:
break;
#endif /* UPGRADE_SUPPORT */
default:
EXTRA_CHECK (0);
CONNECTION_CLOSE_ERROR (connection,
@@ -2984,6 +2992,7 @@ MHD_connection_handle_idle (struct MHD_Connection *connection)
if (MHD_NO != socket_flush_possible (connection))
socket_start_no_buffering_flush (connection);
#ifdef UPGRADE_SUPPORT
if (NULL != connection->response->upgrade_handler)
{
socket_start_normal_buffering (connection);
@@ -3007,6 +3016,7 @@ MHD_connection_handle_idle (struct MHD_Connection *connection)
}
continue;
}
#endif /* UPGRADE_SUPPORT */
if (MHD_NO != socket_flush_possible (connection))
socket_start_extra_buffering (connection);
else
@@ -3173,11 +3183,13 @@ MHD_connection_handle_idle (struct MHD_Connection *connection)
case MHD_CONNECTION_CLOSED:
cleanup_connection (connection);
return MHD_NO;
case MHD_CONNECTION_UPGRADE:
#ifdef UPGRADE_SUPPORT
case MHD_CONNECTION_UPGRADE:
return MHD_YES; /* keep open */
case MHD_CONNECTION_UPGRADE_CLOSED:
return MHD_YES; /* "Upgraded" connection should be closed in special way. */
default:
#endif /* UPGRADE_SUPPORT */
default:
EXTRA_CHECK (0);
break;
}
@@ -3430,7 +3442,9 @@ MHD_queue_response (struct MHD_Connection *connection,
unsigned int status_code,
struct MHD_Response *response)
{
#ifdef UPGRADE_SUPPORT
struct MHD_Daemon *daemon;
#endif /* UPGRADE_SUPPORT */
if ( (NULL == connection) ||
(NULL == response) ||
@@ -3438,6 +3452,7 @@ MHD_queue_response (struct MHD_Connection *connection,
( (MHD_CONNECTION_HEADERS_PROCESSED != connection->state) &&
(MHD_CONNECTION_FOOTERS_RECEIVED != connection->state) ) )
return MHD_NO;
#ifdef UPGRADE_SUPPORT
daemon = connection->daemon;
if ( (NULL != response->upgrade_handler) &&
(0 == (daemon->options & MHD_ALLOW_UPGRADE)) )
@@ -3457,6 +3472,7 @@ MHD_queue_response (struct MHD_Connection *connection,
#endif
return MHD_NO;
}
#endif /* UPGRADE_SUPPORT */
MHD_increment_response_rc (response);
connection->response = response;
connection->responseCode = status_code;
src/microhttpd/daemon.c
+91 -59
View File
@@ -662,7 +662,7 @@ MHD_get_fdset (struct MHD_Daemon *daemon,
}
#ifdef HTTPS_SUPPORT
#if defined(HTTPS_SUPPORT) && defined(UPGRADE_SUPPORT)
/**
* Obtain the select() file descriptor sets for the
* given @a urh.
@@ -743,7 +743,7 @@ urh_from_fdset (struct MHD_UpgradeResponseHandle *urh,
FD_ISSET (mhd_sckt, ws))
urh->mhd.celi |= MHD_EPOLL_STATE_WRITE_READY;
}
#endif /* HTTPS_SUPPORT */
#endif /* HTTPS_SUPPORT && UPGRADE_SUPPORT */
/**
@@ -844,7 +844,7 @@ MHD_get_fdset2 (struct MHD_Daemon *daemon,
break;
}
}
#ifdef HTTPS_SUPPORT
#if defined(HTTPS_SUPPORT) && defined(UPGRADE_SUPPORT)
{
struct MHD_UpgradeResponseHandle *urh;
@@ -867,7 +867,7 @@ MHD_get_fdset2 (struct MHD_Daemon *daemon,
_("Maximum socket in select set: %d\n"),
*max_fd);
#endif
#endif /* HTTPS_SUPPORT */
#endif /* HTTPS_SUPPORT && UPGRADE_SUPPORT */
return result;
}
@@ -927,6 +927,7 @@ call_handlers (struct MHD_Connection *con,
}
#ifdef UPGRADE_SUPPORT
/**
* Finally cleanup upgrade-related resources. It should
* be called when TLS buffers have been drained and
@@ -957,9 +958,9 @@ MHD_cleanup_upgraded_connection_ (struct MHD_Connection *connection)
if (NULL != urh)
free (urh);
}
#endif /* UPGRADE_SUPPORT */
#ifdef HTTPS_SUPPORT
#if defined(HTTPS_SUPPORT) && defined(UPGRADE_SUPPORT)
/**
* Performs bi-directional forwarding on upgraded HTTPS connections
* based on the readyness state stored in the @a urh handle.
@@ -1218,9 +1219,10 @@ process_urh (struct MHD_UpgradeResponseHandle *urh)
urh->mhd.celi &= ~MHD_EPOLL_STATE_READ_READY;
}
}
#endif /* HTTPS_SUPPORT */
#endif /* HTTPS_SUPPORT && UPGRADE_SUPPORT */
#ifdef UPGRADE_SUPPORT
/**
* Main function of the thread that handles an individual connection
* after it was "upgraded" when #MHD_USE_THREAD_PER_CONNECTION is set.
@@ -1367,6 +1369,7 @@ thread_main_connection_upgrade (struct MHD_Connection *con)
/* Do not set 'urh->clean_ready' yet as 'urh' will be used
* in connection thread for a little while. */
}
#endif /* UPGRADE_SUPPORT */
/**
@@ -1411,8 +1414,13 @@ thread_main_handle_connection (void *data)
{
const unsigned int timeout = daemon->connection_timeout;
_MHD_bool was_suspended = 0;
#ifdef UPGRADE_SUPPORT
struct MHD_UpgradeResponseHandle * const urh = con->urh;
#else /* ! UPGRADE_SUPPORT */
static const void * const urh = NULL;
#endif /* ! UPGRADE_SUPPORT */
if (MHD_NO != con->suspended && NULL == con->urh)
if (MHD_NO != con->suspended && NULL == urh)
{
/* Connection was suspended, wait for resume. */
was_suspended = !0;
@@ -1677,6 +1685,7 @@ thread_main_handle_connection (void *data)
goto exit;
}
#endif
#ifdef UPGRADE_SUPPORT
/* Check for 'MHD_CONNECTION_UPGRADE_CLOSED' too:
* application can finish with "upgraded" connection
* before this thread process it for the first time. */
@@ -1707,6 +1716,7 @@ thread_main_handle_connection (void *data)
/* skip usual clean up */
return (MHD_THRD_RTRN_TYPE_) 0;
}
#endif /* UPGRADE_SUPPORT */
}
if (MHD_CONNECTION_IN_CLEANUP != con->state)
{
@@ -2455,16 +2465,24 @@ resume_suspended_connections (struct MHD_Daemon *daemon)
daemon->resuming = MHD_NO;
while (NULL != (pos = next))
{
#ifdef UPGRADE_SUPPORT
struct MHD_UpgradeResponseHandle * const urh = pos->urh;
#else /* ! UPGRADE_SUPPORT */
static const void * const urh = NULL;
#endif /* ! UPGRADE_SUPPORT */
next = pos->next;
if ( (MHD_NO == pos->resuming) ||
((NULL != pos->urh) &&
((MHD_NO == pos->urh->was_closed) || (MHD_NO == pos->urh->clean_ready))) )
if ( (MHD_NO == pos->resuming)
#ifdef UPGRADE_SUPPORT
|| ((NULL != urh) &&
((MHD_NO == urh->was_closed) || (MHD_NO == urh->clean_ready)))
#endif /* UPGRADE_SUPPORT */
)
continue;
ret = MHD_YES;
DLL_remove (daemon->suspended_connections_head,
daemon->suspended_connections_tail,
pos);
if (NULL == pos->urh)
if (NULL == urh)
{
DLL_insert (daemon->connections_head,
daemon->connections_tail,
@@ -2495,6 +2513,7 @@ resume_suspended_connections (struct MHD_Daemon *daemon)
}
#endif
}
#ifdef UPGRADE_SUPPORT
else
{
/* Data forwarding was finished (for TLS connections) AND
@@ -2505,6 +2524,7 @@ resume_suspended_connections (struct MHD_Daemon *daemon)
pos);
}
#endif /* UPGRADE_SUPPORT */
pos->suspended = MHD_NO;
pos->resuming = MHD_NO;
}
@@ -2741,8 +2761,10 @@ MHD_cleanup_connections (struct MHD_Daemon *daemon)
(MHD_NO == pos->thread_joined) &&
(! MHD_join_thread_ (pos->pid)) )
MHD_PANIC (_("Failed to join a thread\n"));
#ifdef UPGRADE_SUPPORT
if (NULL != pos->urh)
MHD_cleanup_upgraded_connection_ (pos);
#endif /* UPGRADE_SUPPORT */
MHD_pool_destroy (pos->pool);
#ifdef HTTPS_SUPPORT
if (NULL != pos->tls_session)
@@ -2929,10 +2951,10 @@ MHD_run_from_select (struct MHD_Daemon *daemon,
MHD_socket ds;
struct MHD_Connection *pos;
struct MHD_Connection *next;
#ifdef HTTPS_SUPPORT
#if defined(HTTPS_SUPPORT) && defined(UPGRADE_SUPPORT)
struct MHD_UpgradeResponseHandle *urh;
struct MHD_UpgradeResponseHandle *urhn;
#endif /* HTTPS_SUPPORT */
#endif /* HTTPS_SUPPORT && UPGRADE_SUPPORT */
unsigned int mask = MHD_USE_SUSPEND_RESUME | MHD_USE_EPOLL_INTERNALLY |
MHD_USE_SELECT_INTERNALLY | MHD_USE_POLL_INTERNALLY | MHD_USE_THREAD_PER_CONNECTION;
@@ -2988,8 +3010,8 @@ MHD_run_from_select (struct MHD_Daemon *daemon,
}
}
#if defined(HTTPS_SUPPORT) && defined(UPGRADE_SUPPORT)
/* handle upgraded HTTPS connections */
#ifdef HTTPS_SUPPORT
for (urh = daemon->urh_head; NULL != urh; urh = urhn)
{
urhn = urh->next;
@@ -3011,7 +3033,7 @@ MHD_run_from_select (struct MHD_Daemon *daemon,
MHD_resume_connection(urh->connection);
}
}
#endif /* HTTPS_SUPPORT */
#endif /* HTTPS_SUPPORT && UPGRADE_SUPPORT */
MHD_cleanup_connections (daemon);
return MHD_YES;
}
@@ -3195,10 +3217,10 @@ MHD_poll_all (struct MHD_Daemon *daemon,
unsigned int num_connections;
struct MHD_Connection *pos;
struct MHD_Connection *next;
#ifdef HTTPS_SUPPORT
#if defined(HTTPS_SUPPORT) && defined(UPGRADE_SUPPORT)
struct MHD_UpgradeResponseHandle *urh;
struct MHD_UpgradeResponseHandle *urhn;
#endif /* HTTPS_SUPPORT */
#endif /* HTTPS_SUPPORT && UPGRADE_SUPPORT */
if ( (MHD_USE_SUSPEND_RESUME == (daemon->options & MHD_USE_SUSPEND_RESUME)) &&
(MHD_YES == resume_suspended_connections (daemon)) )
@@ -3208,10 +3230,10 @@ MHD_poll_all (struct MHD_Daemon *daemon,
num_connections = 0;
for (pos = daemon->connections_head; NULL != pos; pos = pos->next)
num_connections++;
#ifdef HTTPS_SUPPORT
#if defined(HTTPS_SUPPORT) && defined(UPGRADE_SUPPORT)
for (urh = daemon->urh_head; NULL != urh; urh = urh->next)
num_connections += 2;
#endif /* HTTPS_SUPPORT */
#endif /* HTTPS_SUPPORT && UPGRADE_SUPPORT */
{
MHD_UNSIGNED_LONG_LONG ltimeout;
unsigned int i;
@@ -3289,7 +3311,7 @@ MHD_poll_all (struct MHD_Daemon *daemon,
}
i++;
}
#ifdef HTTPS_SUPPORT
#if defined(HTTPS_SUPPORT) && defined(UPGRADE_SUPPORT)
for (urh = daemon->urh_head; NULL != urh; urh = urh->next)
{
p[poll_server+i].fd = urh->connection->socket_fd;
@@ -3305,7 +3327,7 @@ MHD_poll_all (struct MHD_Daemon *daemon,
p[poll_server+i].events |= POLLOUT;
i++;
}
#endif /* HTTPS_SUPPORT */
#endif /* HTTPS_SUPPORT && UPGRADE_SUPPORT */
if (0 == poll_server + num_connections)
{
free(p);
@@ -3358,7 +3380,7 @@ MHD_poll_all (struct MHD_Daemon *daemon,
MHD_NO);
i++;
}
#ifdef HTTPS_SUPPORT
#if defined(HTTPS_SUPPORT) && defined(UPGRADE_SUPPORT)
for (urh = daemon->urh_head; NULL != urh; urh = urhn)
{
if (i >= num_connections)
@@ -3403,7 +3425,7 @@ MHD_poll_all (struct MHD_Daemon *daemon,
MHD_resume_connection(urh->connection);
}
}
#endif /* HTTPS_SUPPORT */
#endif /* HTTPS_SUPPORT && UPGRADE_SUPPORT */
/* handle 'listen' FD */
if ( (-1 != poll_listen) &&
(0 != (p[poll_listen].revents & POLLIN)) )
@@ -3528,7 +3550,7 @@ MHD_poll (struct MHD_Daemon *daemon,
#define MAX_EVENTS 128
#ifdef HTTPS_SUPPORT
#if defined(HTTPS_SUPPORT) && defined(UPGRADE_SUPPORT)
/**
* Do epoll()-based processing for TLS connections that have been
@@ -3602,7 +3624,7 @@ run_epoll_for_upgrade (struct MHD_Daemon *daemon)
}
return MHD_YES;
}
#endif /* HTTPS_SUPPORT */
#endif /* HTTPS_SUPPORT && UPGRADE_SUPPORT */
/**
@@ -3617,9 +3639,9 @@ static int
MHD_epoll (struct MHD_Daemon *daemon,
int may_block)
{
#ifdef HTTPS_SUPPORT
#if defined(HTTPS_SUPPORT) && defined(UPGRADE_SUPPORT)
static const char *upgrade_marker = "upgrade_ptr";
#endif /* HTTPS_SUPPORT */
#endif /* HTTPS_SUPPORT && UPGRADE_SUPPORT */
struct MHD_Connection *pos;
struct MHD_Connection *next;
struct epoll_event events[MAX_EVENTS];
@@ -3629,9 +3651,9 @@ MHD_epoll (struct MHD_Daemon *daemon,
int num_events;
unsigned int i;
unsigned int series_length;
#ifdef HTTPS_SUPPORT
#if defined(HTTPS_SUPPORT) && defined(UPGRADE_SUPPORT)
_MHD_bool run_upgraded = 0;
#endif /* HTTPS_SUPPORT */
#endif /* HTTPS_SUPPORT && UPGRADE_SUPPORT */
if (-1 == daemon->epoll_fd)
return MHD_NO; /* we're down! */
@@ -3658,7 +3680,7 @@ MHD_epoll (struct MHD_Daemon *daemon,
}
daemon->listen_socket_in_epoll = MHD_YES;
}
#ifdef HTTPS_SUPPORT
#if defined(HTTPS_SUPPORT) && defined(UPGRADE_SUPPORT)
if ( (MHD_NO == daemon->upgrade_fd_in_epoll) &&
(-1 != daemon->epoll_upgrade_fd) )
{
@@ -3678,7 +3700,7 @@ MHD_epoll (struct MHD_Daemon *daemon,
}
daemon->upgrade_fd_in_epoll = MHD_YES;
}
#endif /* HTTPS_SUPPORT */
#endif /* HTTPS_SUPPORT && UPGRADE_SUPPORT */
if ( ( (MHD_YES == daemon->listen_socket_in_epoll) &&
(daemon->connections == daemon->connection_limit) ) ||
(MHD_YES == daemon->at_limit) )
@@ -3738,7 +3760,7 @@ MHD_epoll (struct MHD_Daemon *daemon,
that this event is not about a normal connection. */
if (NULL == events[i].data.ptr)
continue; /* shutdown signal! */
#ifdef HTTPS_SUPPORT
#if defined(HTTPS_SUPPORT) && defined(UPGRADE_SUPPORT)
if (upgrade_marker == events[i].data.ptr)
{
/* activity on an upgraded connection, we process
@@ -3746,7 +3768,7 @@ MHD_epoll (struct MHD_Daemon *daemon,
run_upgraded = !0;
continue;
}
#endif /* HTTPS_SUPPORT */
#endif /* HTTPS_SUPPORT && UPGRADE_SUPPORT */
/* UGH: we're storing pointers and fds in the same union
here; incredibly ugly and somewhat risky, even though a
pointer with the same numeric value as the itc.fd[0] can
@@ -3805,10 +3827,10 @@ MHD_epoll (struct MHD_Daemon *daemon,
}
}
#ifdef HTTPS_SUPPORT
#if defined(HTTPS_SUPPORT) && defined(UPGRADE_SUPPORT)
if (run_upgraded)
run_epoll_for_upgrade (daemon);
#endif /* HTTPS_SUPPORT */
#endif /* HTTPS_SUPPORT && UPGRADE_SUPPORT */
/* we handle resumes here because we may have ready connections
that will not be placed into the epoll list immediately. */
@@ -4607,14 +4629,14 @@ setup_epoll_to_listen (struct MHD_Daemon *daemon)
daemon->epoll_fd = setup_epoll_fd (daemon);
if (-1 == daemon->epoll_fd)
return MHD_NO;
#ifdef HTTPS_SUPPORT
#if defined(HTTPS_SUPPORT) && defined(UPGRADE_SUPPORT)
if (0 != (MHD_ALLOW_UPGRADE & daemon->options))
{
daemon->epoll_upgrade_fd = setup_epoll_fd (daemon);
if (MHD_INVALID_SOCKET == daemon->epoll_upgrade_fd)
return MHD_NO;
}
#endif /* HTTPS_SUPPORT */
#endif /* HTTPS_SUPPORT && UPGRADE_SUPPORT */
if (MHD_INVALID_SOCKET == daemon->socket_fd)
return MHD_YES; /* non-listening daemon */
event.events = EPOLLIN;
@@ -4709,6 +4731,14 @@ MHD_start_daemon_va (unsigned int flags,
if (0 != (flags & MHD_USE_TCP_FASTOPEN))
return NULL;
#endif
if (0 != (flags & MHD_ALLOW_UPGRADE))
{
#ifdef UPGRADE_SUPPORT
flags |= MHD_USE_SUSPEND_RESUME;
#else /* ! UPGRADE_SUPPORT */
return NULL;
#endif /* ! UPGRADE_SUPPORT */
}
if (NULL == dh)
return NULL;
if (NULL == (daemon = malloc (sizeof (struct MHD_Daemon))))
@@ -4718,9 +4748,9 @@ MHD_start_daemon_va (unsigned int flags,
sizeof (struct MHD_Daemon));
#ifdef EPOLL_SUPPORT
daemon->epoll_fd = -1;
#ifdef HTTPS_SUPPORT
#if defined(HTTPS_SUPPORT) && defined(UPGRADE_SUPPORT)
daemon->epoll_upgrade_fd = -1;
#endif /* HTTPS_SUPPORT */
#endif /* HTTPS_SUPPORT && UPGRADE_SUPPORT */
#endif
/* try to open listen socket */
#ifdef HTTPS_SUPPORT
@@ -4755,11 +4785,6 @@ MHD_start_daemon_va (unsigned int flags,
daemon->custom_error_log = (MHD_LogCallback) &vfprintf;
daemon->custom_error_log_cls = stderr;
#endif
if (0 != (daemon->options & MHD_ALLOW_UPGRADE))
{
daemon->options |= MHD_USE_SUSPEND_RESUME;
flags |= MHD_USE_SUSPEND_RESUME;
}
#ifdef HAVE_LISTEN_SHUTDOWN
use_itc = (0 != (daemon->options & (MHD_USE_NO_LISTEN_SOCKET | MHD_USE_ITC)));
#else
@@ -5368,7 +5393,7 @@ thread_failed:
/* clean up basic memory state in 'daemon' and return NULL to
indicate failure */
#ifdef EPOLL_SUPPORT
#ifdef HTTPS_SUPPORT
#if defined(HTTPS_SUPPORT) && defined(UPGRADE_SUPPORT)
if (MHD_YES == daemon->upgrade_fd_in_epoll)
{
if (0 != epoll_ctl (daemon->epoll_fd,
@@ -5378,13 +5403,13 @@ thread_failed:
MHD_PANIC (_("Failed to remove FD from epoll set\n"));
daemon->upgrade_fd_in_epoll = MHD_NO;
}
#endif /* HTTPS_SUPPORT */
#endif /* HTTPS_SUPPORT && UPGRADE_SUPPORT */
if (-1 != daemon->epoll_fd)
close (daemon->epoll_fd);
#ifdef HTTPS_SUPPORT
#if defined(HTTPS_SUPPORT) && defined(UPGRADE_SUPPORT)
if (-1 != daemon->epoll_upgrade_fd)
close (daemon->epoll_upgrade_fd);
#endif /* HTTPS_SUPPORT */
#endif /* HTTPS_SUPPORT && UPGRADE_SUPPORT */
#endif /* EPOLL_SUPPORT */
#ifdef DAUTH_SUPPORT
free (daemon->nnc);
@@ -5413,15 +5438,17 @@ static void
close_all_connections (struct MHD_Daemon *daemon)
{
struct MHD_Connection *pos;
#ifdef HTTPS_SUPPORT
const _MHD_bool used_thr_p_c = (0 != (daemon->options & MHD_USE_THREAD_PER_CONNECTION));
#if defined(HTTPS_SUPPORT) && defined(UPGRADE_SUPPORT)
struct MHD_UpgradeResponseHandle *urh;
struct MHD_UpgradeResponseHandle *urhn;
const _MHD_bool used_tls = (0 != (daemon->options & MHD_USE_TLS));
#endif /* HTTPS_SUPPORT */
const _MHD_bool used_thr_p_c = (0 != (daemon->options & MHD_USE_THREAD_PER_CONNECTION));
#endif /* HTTPS_SUPPORT && UPGRADE_SUPPORT */
#ifdef UPGRADE_SUPPORT
const _MHD_bool upg_allowed = (0 != (daemon->options & MHD_ALLOW_UPGRADE));
#endif /* UPGRADE_SUPPORT */
#ifdef HTTPS_SUPPORT
#if defined(HTTPS_SUPPORT) && defined(UPGRADE_SUPPORT)
/* give upgraded HTTPS connections a chance to finish */
/* 'daemon->urh_head' is not used in thread-per-connection mode. */
for (urh = daemon->urh_head; NULL != urh; urh = urhn)
@@ -5435,7 +5462,7 @@ close_all_connections (struct MHD_Daemon *daemon)
/* Resuming will move connection to cleanup list. */
MHD_resume_connection(urh->connection);
}
#endif
#endif /* HTTPS_SUPPORT && UPGRADE_SUPPORT */
/* Give suspended connections a chance to resume to avoid
running into the check for there not being any suspended
@@ -5450,6 +5477,7 @@ close_all_connections (struct MHD_Daemon *daemon)
traverse DLLs in peace... */
if (used_thr_p_c)
MHD_mutex_lock_chk_ (&daemon->cleanup_connection_mutex);
#ifdef UPGRADE_SUPPORT
if (upg_allowed)
{
struct MHD_Connection * susp;
@@ -5483,7 +5511,9 @@ close_all_connections (struct MHD_Daemon *daemon)
susp = susp->next;
}
}
else if (NULL != daemon->suspended_connections_head)
else /* This 'else' is combined with next 'if' */
#endif /* UPGRADE_SUPPORT */
if (NULL != daemon->suspended_connections_head)
MHD_PANIC (_("MHD_stop_daemon() called while we have suspended connections.\n"));
for (pos = daemon->connections_head; NULL != pos; pos = pos->next)
{
@@ -5518,6 +5548,7 @@ close_all_connections (struct MHD_Daemon *daemon)
}
}
#ifdef UPGRADE_SUPPORT
/* Finished threads with "upgraded" connections need to be moved
* to cleanup list by resume_suspended_connections(). */
/* "Upgraded" connections that were not closed explicitly by
@@ -5527,6 +5558,7 @@ close_all_connections (struct MHD_Daemon *daemon)
daemon->resuming = MHD_YES; /* Force check for pending resume. */
resume_suspended_connections (daemon);
}
#endif /* UPGRADE_SUPPORT */
/* now that we're alone, move everyone to cleanup */
while (NULL != (pos = daemon->connections_head))
@@ -5623,10 +5655,10 @@ MHD_stop_daemon (struct MHD_Daemon *daemon)
#ifdef EPOLL_SUPPORT
if (-1 != daemon->worker_pool[i].epoll_fd)
MHD_fd_close_chk_ (daemon->worker_pool[i].epoll_fd);
#ifdef HTTPS_SUPPORT
#if defined(HTTPS_SUPPORT) && defined(UPGRADE_SUPPORT)
if (-1 != daemon->worker_pool[i].epoll_upgrade_fd)
MHD_fd_close_chk_ (daemon->worker_pool[i].epoll_upgrade_fd);
#endif /* HTTPS_SUPPORT */
#endif /* HTTPS_SUPPORT && UPGRADE_SUPPORT */
#endif
if (MHD_ITC_IS_VALID_ (daemon->worker_pool[i].itc) )
MHD_itc_destroy_chk_ (daemon->worker_pool[i].itc);
@@ -5672,11 +5704,11 @@ MHD_stop_daemon (struct MHD_Daemon *daemon)
if ( (0 != (daemon->options & MHD_USE_EPOLL)) &&
(-1 != daemon->epoll_fd) )
MHD_socket_close_chk_ (daemon->epoll_fd);
#ifdef HTTPS_SUPPORT
#if defined(HTTPS_SUPPORT) && defined(UPGRADE_SUPPORT)
if ( (0 != (daemon->options & MHD_USE_EPOLL)) &&
(-1 != daemon->epoll_upgrade_fd) )
MHD_socket_close_chk_ (daemon->epoll_upgrade_fd);
#endif /* HTTPS_SUPPORT */
#endif /* HTTPS_SUPPORT && UPGRADE_SUPPORT */
#endif
/* TLS clean up */
src/microhttpd/internal.h
+14 -2
View File
@@ -295,6 +295,7 @@ struct MHD_Response
*/
MHD_ContentReaderFreeCallback crfc;
#ifdef UPGRADE_SUPPORT
/**
* Application function to call once we are done sending the headers
* of the response; NULL unless this is a response created with
@@ -306,6 +307,7 @@ struct MHD_Response
* Closure for @e uh.
*/
void *upgrade_handler_cls;
#endif /* UPGRADE_SUPPORT */
/**
* Mutex to synchronize access to @e data, @e size and
@@ -497,6 +499,7 @@ enum MHD_CONNECTION_STATE
*/
MHD_TLS_CONNECTION_INIT = MHD_CONNECTION_IN_CLEANUP + 1,
#ifdef UPGRADE_SUPPORT
/**
* Connection was "upgraded" and socket is now under the
* control of the application.
@@ -509,6 +512,7 @@ enum MHD_CONNECTION_STATE
* internal cleanup.
*/
MHD_CONNECTION_UPGRADE_CLOSED = MHD_CONNECTION_UPGRADE + 1
#endif /* UPGRADE_SUPPORT */
};
@@ -880,6 +884,7 @@ struct MHD_Connection
*/
TransmitCallback send_cls;
#ifdef UPGRADE_SUPPORT
/**
* If this connection was upgraded and if we are using
* #MHD_USE_THREAD_PER_CONNECTION or #MHD_USE_TLS, this points to
@@ -888,6 +893,7 @@ struct MHD_Connection
* bi-directional forwarding.
*/
struct MHD_UpgradeResponseHandle *urh;
#endif /* UPGRADE_SUPPORT */
#ifdef HTTPS_SUPPORT
@@ -930,6 +936,7 @@ struct MHD_Connection
};
#ifdef UPGRADE_SUPPORT
/**
* Buffer we use for upgrade response handling in the unlikely
* case where the memory pool was so small it had no buffer
@@ -1093,6 +1100,7 @@ struct MHD_UpgradeResponseHandle
*/
int clean_ready;
};
#endif /* UPGRADE_SUPPORT */
/**
@@ -1369,7 +1377,7 @@ struct MHD_Daemon
*/
int listen_socket_in_epoll;
#ifdef HTTPS_SUPPORT
#if defined(HTTPS_SUPPORT) && defined(UPGRADE_SUPPORT)
/**
* File descriptor associated with the #run_epoll_for_upgrade() loop.
* Only available if #MHD_USE_HTTPS_EPOLL_UPGRADE is set.
@@ -1381,7 +1389,7 @@ struct MHD_Daemon
* #MHD_NO if not.
*/
int upgrade_fd_in_epoll;
#endif /* HTTPS_SUPPORT */
#endif /* HTTPS_SUPPORT && UPGRADE_SUPPORT */
#endif
@@ -1442,6 +1450,7 @@ struct MHD_Daemon
uint16_t port;
#ifdef HTTPS_SUPPORT
#ifdef UPGRADE_SUPPORT
/**
* Head of DLL of upgrade response handles we are processing.
* Used for upgraded TLS connections when thread-per-connection
@@ -1455,6 +1464,7 @@ struct MHD_Daemon
* is not used.
*/
struct MHD_UpgradeResponseHandle *urh_tail;
#endif /* UPGRADE_SUPPORT */
/**
* Desired cipher algorithms.
@@ -1753,6 +1763,7 @@ MHD_parse_arguments_ (struct MHD_Connection *connection,
unsigned int *num_headers);
#ifdef UPGRADE_SUPPORT
/**
* Finally cleanup upgrade-related resources. It should
* be called when TLS buffers have been drained and
@@ -1762,5 +1773,6 @@ MHD_parse_arguments_ (struct MHD_Connection *connection,
*/
void
MHD_cleanup_upgraded_connection_ (struct MHD_Connection *connection);
#endif /* UPGRADE_SUPPORT */
#endif
src/microhttpd/response.c
+2
View File
@@ -610,6 +610,7 @@ MHD_create_response_from_buffer (size_t size,
}
#ifdef UPGRADE_SUPPORT
/**
* This connection-specific callback is provided by MHD to
* applications (unusual) during the #MHD_UpgradeHandler.
@@ -982,6 +983,7 @@ MHD_create_response_for_upgrade (MHD_UpgradeHandler upgrade_handler,
}
return response;
}
#endif /* UPGRADE_SUPPORT */
/**
w32/common/MHD_config.h
+2
View File
@@ -38,6 +38,8 @@
/* Enable error messages */
#define HAVE_MESSAGES 1
/* Enable HTTP Upgrade support. */
#define UPGRADE_SUPPORT 1
/* *** OS features *** */