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Merge remote-tracking branch 'origin/topic/timw/asan'

Browse source 
* origin/topic/timw/asan:
  Fix potential null-dereference in current_time()
  Add --sanitizers flag to configure script to enable Clang sanitizers
This commit is contained in:
Jon Siwek 2019-06-13 11:19:50 -07:00
commit fcceba5ece
5 changed files with 20 additions and 5 deletions
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6
CHANGES
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@ -1,4 +1,10 @@
2.6-408 | 2019-06-13 11:19:50 -0700
* Fix potential null-dereference in current_time() (Tim Wojtulewicz, Corelight)
* Add --sanitizers configure script to enable Clang sanitizers (Tim Wojtulewicz, Corelight)
2.6-404 | 2019-06-12 15:10:19 -0700
* Rename directories from bro to zeek (Daniel Thayer)

6
CMakeLists.txt
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@ -100,6 +100,12 @@ if ( NOT BINARY_PACKAGING_MODE )
_make_install_dir_symlink("${CMAKE_INSTALL_PREFIX}/lib/bro" "${CMAKE_INSTALL_PREFIX}/lib/zeek")
endif ()
if ( SANITIZERS )
set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -fsanitize=${SANITIZERS} -fno-omit-frame-pointer")
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -fsanitize=${SANITIZERS} -fno-omit-frame-pointer")
set(CMAKE_LD_FLAGS "${CMAKE_LD_FLAGS} -fsanitize=${SANITIZERS} -fno-omit-frame-pointer")
endif()
########################################################################
## Dependency Configuration

2
VERSION
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@ -1 +1 @@
2.6-404
2.6-408

5
configure vendored
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@ -58,6 +58,7 @@ Usage: $0 [OPTION]... [VAR=VALUE]...
--disable-perftools don't try to build with Google Perftools
--disable-python don't try to build python bindings for Broker
--disable-broker-tests don't try to build Broker unit tests
--sanitizers=SANITIZERS comma-separated list of Clang sanitizers to enable
Required Packages in Non-Standard Locations:
--with-openssl=PATH path to OpenSSL install root
@ -144,6 +145,7 @@ append_cache_entry INSTALL_ZEEKCTL BOOL true
append_cache_entry CPACK_SOURCE_IGNORE_FILES STRING
append_cache_entry ENABLE_MOBILE_IPV6 BOOL false
append_cache_entry DISABLE_PERFTOOLS BOOL false
append_cache_entry SANITIZERS STRING ""
# parse arguments
while [ $# -ne 0 ]; do
@ -216,6 +218,9 @@ while [ $# -ne 0 ]; do
append_cache_entry ENABLE_PERFTOOLS BOOL true
append_cache_entry ENABLE_PERFTOOLS_DEBUG BOOL true
;;
--sanitizers=*)
append_cache_entry SANITIZERS STRING $optarg
;;
--enable-jemalloc)
append_cache_entry ENABLE_JEMALLOC BOOL true
;;

6
src/util.cc
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@ -1507,13 +1507,11 @@ double current_time(bool real)
double t = double(tv.tv_sec) + double(tv.tv_usec) / 1e6;
const iosource::Manager::PktSrcList& pkt_srcs(iosource_mgr->GetPktSrcs());
if ( ! pseudo_realtime || real || pkt_srcs.empty() )
if ( ! pseudo_realtime || real || ! iosource_mgr || iosource_mgr->GetPktSrcs().empty() )
return t;
// This obviously only works for a single source ...
iosource::PktSrc* src = pkt_srcs.front();
iosource::PktSrc* src = iosource_mgr->GetPktSrcs().front();
if ( net_is_processing_suspended() )
return src->CurrentPacketTimestamp();