Merge PR ceph#23432 into master

* refs/pull/23432/head:
	Revert "rocksdb: pickup change to link against libsnappy.a"
	cmake,make-dist: revert "build gperftools if WITH_STATIC_LIBSTDCXX"
	cmake: cleanup snappy related script
	debian: strip "-Wl,-Bsymbolic-functions" from LDFLAGS

CMakeLists.txt

@@ -316,11 +316,7 @@ endif(WITH_LZ4)
 #if allocator is set on command line make sure it matches below strings
 if(ALLOCATOR)
   if(${ALLOCATOR} MATCHES "tcmalloc(_minimal)?")
-    if(GPERFTOOLS_USE_STATIC_LIBS)
-      include(Buildgperftools)
-    else()
-      find_package(gperftools REQUIRED)
-    endif()
+    find_package(gperftools REQUIRED)
     set(HAVE_LIBTCMALLOC ON)
   elseif(${ALLOCATOR} STREQUAL "jemalloc")
     find_package(JeMalloc REQUIRED)
@@ -329,10 +325,8 @@ if(ALLOCATOR)
     message(FATAL_ERROR "Unsupported allocator selected: ${ALLOCATOR}")
   endif()
 else(ALLOCATOR)
-  if(NOT GPERFTOOLS_USE_STATIC_LIBS)
-    find_package(gperftools)
-    set(HAVE_LIBTCMALLOC ${gperftools_FOUND})
-  endif()
+  find_package(gperftools)
+  set(HAVE_LIBTCMALLOC ${gperftools_FOUND})
   if(NOT gperftools_FOUND)
     find_package(JeMalloc)
   endif()

cmake/modules/Findsnappy.cmake

@@ -5,9 +5,9 @@
 # SNAPPY_LIBRARIES - List of libraries when using snappy.
 # SNAPPY_FOUND - True if snappy found.
 
-find_package(PkgConfig)
+find_package(PkgConfig QUIET REQUIRED)
 pkg_search_module(PC_snappy
-  QUIET snappy)
+  snappy QUIET)
 
 find_path(SNAPPY_INCLUDE_DIR
   NAMES snappy.h
@@ -22,8 +22,17 @@ find_library(SNAPPY_LIBRARIES
     ${SNAPPY_ROOT_DIR}/lib)
 
 include(FindPackageHandleStandardArgs)
-find_package_handle_standard_args(snappy DEFAULT_MSG SNAPPY_LIBRARIES SNAPPY_INCLUDE_DIR)
+find_package_handle_standard_args(snappy
+  DEFAULT_MSG SNAPPY_LIBRARIES SNAPPY_INCLUDE_DIR)
 
 mark_as_advanced(
   SNAPPY_LIBRARIES
   SNAPPY_INCLUDE_DIR)
+
+if(snappy_FOUND AND NOT (TARGET snappy::snappy))
+  add_library(snappy::snappy UNKNOWN IMPORTED)
+  set_target_properties(snappy::snappy PROPERTIES
+    INTERFACE_INCLUDE_DIRECTORIES "${SNAPPY_INCLUDE_DIR}"
+    IMPORTED_LINK_INTERFACE_LANGUAGES "CXX"
+    IMPORTED_LOCATION "${SNAPPY_LIBRARIES}")
+endif()

debian/rules

@@ -4,6 +4,13 @@ export DH_VERBOSE=1
 export DESTDIR=$(CURDIR)/debian/tmp
 
 export DEB_HOST_ARCH      ?= $(shell dpkg-architecture -qDEB_HOST_ARCH)
+ifneq (,$(findstring WITH_STATIC_LIBSTDCXX,$(CEPH_EXTRA_CMAKE_ARGS)))
+  # dh_auto_build sets LDFLAGS with `dpkg-buildflags --get LDFLAGS` on ubuntu,
+  # which makes the application aborts when the shared library throws
+  # exception, so strip this linker option,
+  # see http://tracker.ceph.com/issues/25209
+  export DEB_LDFLAGS_MAINT_STRIP = -Wl,-Bsymbolic-functions
+endif
 
 extraopts += -DWITH_OCF=ON -DWITH_LTTNG=ON -DWITH_PYTHON3=ON -DWITH_MGR_DASHBOARD_FRONTEND=OFF
 extraopts += -DWITH_CEPHFS_JAVA=ON

make-dist

@@ -61,28 +61,6 @@ download_boost() {
     rm -rf src/boost
 }
 
-download_gperftools() {
-    version=$1
-    shift
-    sha256=$1
-    shift
-    dname=gperftools-$version
-    fname=$dname.tar.gz
-    url=https://github.com/gperftools/gperftools/releases/download/$dname/$fname
-
-    if ! wget -c --no-verbose -O $fname $url; then
-        echo "Download of $url failed"
-        exit 1
-    elif [ $(sha256sum $fname | awk '{print $1}') != $sha256 ]; then
-        echo "Error: failed to download gperftools: SHA256 mismatch."
-        exit 1
-    fi
-    tar xzf $fname -C src
-    mv src/$dname src/gperftools
-    tar cf ${outfile}.gperftools.tar ${outfile}/src/gperftools
-    rm -rf src/gperftools
-}
-
 _python_autoselect() {
   python_command=
   for interpreter in python2.7 python3 ; do
@@ -158,11 +136,9 @@ download_boost $boost_version 2684c972994ee57fc5632e03bf044746f6eb45d4920c343937
                https://dl.bintray.com/boostorg/release/$boost_version/source \
                https://downloads.sourceforge.net/project/boost/boost/$boost_version \
                https://download.ceph.com/qa
-download_gperftools 2.7 1ee8c8699a0eff6b6a203e59b43330536b22bbcbe6448f54c7091e5efb0763c9
 build_dashboard_frontend
 tar --concatenate -f $outfile.all.tar $outfile.version.tar
 tar --concatenate -f $outfile.all.tar $outfile.boost.tar
-tar --concatenate -f $outfile.all.tar $outfile.gperftools.tar
 tar --concatenate -f $outfile.all.tar $outfile.tar
 tar --concatenate -f $outfile.all.tar dashboard_frontend.tar
 mv $outfile.all.tar $outfile.tar

src/compressor/snappy/CMakeLists.txt

@@ -7,7 +7,7 @@ set(snappy_sources
 add_library(ceph_snappy SHARED ${snappy_sources})
 target_include_directories(ceph_snappy SYSTEM PRIVATE
   "${SNAPPY_INCLUDE_DIR}")
-target_link_libraries(ceph_snappy ${SNAPPY_LIBRARIES})
+target_link_libraries(ceph_snappy snappy::snappy)
 set_target_properties(ceph_snappy PROPERTIES
   VERSION 2.0.0
   SOVERSION 2

src/perfglue/CMakeLists.txt

@@ -11,13 +11,7 @@ endif()
 option(WITH_PROFILER "build extra profiler binaries" OFF)
 
 if(WITH_PROFILER)
-  if(GPERFTOOLS_USE_STATIC_LIBS)
-    if(NOT TARGET gperftools::profiler)
-      include(Buildgperftools)
-    endif()
-  else()
-    find_package(gperftools REQUIRED profiler)
-  endif()
+  find_package(gperftools REQUIRED profiler)
   add_library(cpu_profiler STATIC
     cpu_profiler.cc)
   target_link_libraries(cpu_profiler