Adding upstream version 16.2.11+ds.upstream/16.2.11+dsupstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

24 files changed, 2065 insertions, 0 deletions

diff --git a/src/seastar/cmake/FindConcepts.cmake b/src/seastar/cmake/FindConcepts.cmake
new file mode 100644
index 000000000..0c520e2ec
--- /dev/null
+++ b/src/seastar/cmake/FindConcepts.cmake
@@ -0,0 +1,36 @@
+#
+# This file is open source software, licensed to you under the terms
+# of the Apache License, Version 2.0 (the "License").  See the NOTICE file
+# distributed with this work for additional information regarding copyright
+# ownership.  You may not use this file except in compliance with the License.
+#
+# You may obtain a copy of the License at
+#
+#   http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing,
+# software distributed under the License is distributed on an
+# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+# KIND, either express or implied.  See the License for the
+# specific language governing permissions and limitations
+# under the License.
+#
+
+#
+# Copyright (C) 2018 Scylladb, Ltd.
+#
+
+include (CheckCXXSourceCompiles)
+file (READ ${CMAKE_CURRENT_LIST_DIR}/code_tests/Concepts_test.cc _concepts_test_code)
+set (CMAKE_REQUIRED_FLAGS -fconcepts)
+check_cxx_source_compiles ("${_concepts_test_code}" Concepts_FOUND)
+set (CMAKE_REQUIRED_FLAGS "")
+
+if (Concepts_FOUND AND NOT (TARGET Concepts::concepts))
+  set (CMAKE_REQUIRED_FLAGS -fconcepts)
+  add_library (Concepts::concepts INTERFACE IMPORTED)
+
+  set_target_properties (Concepts::concepts
+    PROPERTIES
+      INTERFACE_COMPILE_OPTIONS $<$<COMPILE_LANGUAGE:CXX>:-fconcepts>)
+endif ()
diff --git a/src/seastar/cmake/FindGnuTLS.cmake b/src/seastar/cmake/FindGnuTLS.cmake
new file mode 100644
index 000000000..92d263038
--- /dev/null
+++ b/src/seastar/cmake/FindGnuTLS.cmake
@@ -0,0 +1,61 @@
+#
+# This file is open source software, licensed to you under the terms
+# of the Apache License, Version 2.0 (the "License").  See the NOTICE file
+# distributed with this work for additional information regarding copyright
+# ownership.  You may not use this file except in compliance with the License.
+#
+# You may obtain a copy of the License at
+#
+#   http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing,
+# software distributed under the License is distributed on an
+# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+# KIND, either express or implied.  See the License for the
+# specific language governing permissions and limitations
+# under the License.
+#
+
+#
+# Copyright (C) 2018 Scylladb, Ltd.
+#
+
+find_package (PkgConfig REQUIRED)
+
+pkg_search_module (GnuTLS_PC gnutls)
+
+find_library (GnuTLS_LIBRARY
+  NAMES gnutls
+  HINTS
+    ${GnuTLS_PC_LIBDIR}
+    ${GnuTLS_PC_LIBRARY_DIRS})
+
+find_path (GnuTLS_INCLUDE_DIR
+  NAMES gnutls/gnutls.h
+  HINTS
+    ${GnuTLS_PC_INCLUDEDIR}
+    ${GnuTLS_PC_INCLUDE_DIRS})
+
+mark_as_advanced (
+  GnuTLS_LIBRARY
+  GnuTLS_INCLUDE_DIR)
+
+include (FindPackageHandleStandardArgs)
+
+find_package_handle_standard_args (GnuTLS
+  REQUIRED_VARS
+    GnuTLS_LIBRARY
+    GnuTLS_INCLUDE_DIR
+  VERSION_VAR GnuTLS_PC_VERSION)
+
+set (GnuTLS_LIBRARIES ${GnuTLS_LIBRARY})
+set (GnuTLS_INCLUDE_DIRS ${GnuTLS_INCLUDE_DIR})
+
+if (GnuTLS_FOUND AND NOT (TARGET GnuTLS::gnutls))
+  add_library (GnuTLS::gnutls UNKNOWN IMPORTED)
+
+  set_target_properties (GnuTLS::gnutls
+    PROPERTIES
+      IMPORTED_LOCATION ${GnuTLS_LIBRARY}
+      INTERFACE_INCLUDE_DIRECTORIES ${GnuTLS_INCLUDE_DIRS})
+endif ()
diff --git a/src/seastar/cmake/FindLinuxMembarrier.cmake b/src/seastar/cmake/FindLinuxMembarrier.cmake
new file mode 100644
index 000000000..d4645cffa
--- /dev/null
+++ b/src/seastar/cmake/FindLinuxMembarrier.cmake
@@ -0,0 +1,40 @@
+#
+# This file is open source software, licensed to you under the terms
+# of the Apache License, Version 2.0 (the "License").  See the NOTICE file
+# distributed with this work for additional information regarding copyright
+# ownership.  You may not use this file except in compliance with the License.
+#
+# You may obtain a copy of the License at
+#
+#   http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing,
+# software distributed under the License is distributed on an
+# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+# KIND, either express or implied.  See the License for the
+# specific language governing permissions and limitations
+# under the License.
+#
+
+#
+# Copyright (C) 2018 Scylladb, Ltd.
+#
+
+find_path (LinuxMembarrier_INCLUDE_DIR
+  NAMES linux/membarrier.h)
+
+include (CheckCXXSourceCompiles)
+file (READ ${CMAKE_CURRENT_LIST_DIR}/code_tests/LinuxMembarrier_test.cc _linuxmembarrier_test_code)
+check_cxx_source_compiles ("${_linuxmembarrier_test_code}" LinuxMembarrier_FOUND)
+
+if (LinuxMembarrier_FOUND)
+  set (LinuxMembarrier_INCLUDE_DIRS ${LinuxMembarrier_INCLUDE_DIR})
+endif ()
+
+if (LinuxMembarrier_FOUND AND NOT (TARGET LinuxMembarrier::membarrier))
+  add_library (LinuxMembarrier::membarrier INTERFACE IMPORTED)
+
+  set_target_properties (LinuxMembarrier::membarrier
+    PROPERTIES
+      INTERFACE_INCLUDE_DIRECTORIES ${LinuxMembarrier_INCLUDE_DIRS})
+endif ()
diff --git a/src/seastar/cmake/FindProtobuf.cmake b/src/seastar/cmake/FindProtobuf.cmake
new file mode 100644
index 000000000..76d1a3ccf
--- /dev/null
+++ b/src/seastar/cmake/FindProtobuf.cmake
@@ -0,0 +1,578 @@
+# Distributed under the OSI-approved BSD 3-Clause License.  See accompanying
+# file Copyright.txt or https://cmake.org/licensing for details.
+
+#.rst:
+# FindProtobuf
+# ------------
+#
+# Locate and configure the Google Protocol Buffers library.
+#
+# The following variables can be set and are optional:
+#
+# ``Protobuf_SRC_ROOT_FOLDER``
+#   When compiling with MSVC, if this cache variable is set
+#   the protobuf-default VS project build locations
+#   (vsprojects/Debug and vsprojects/Release
+#   or vsprojects/x64/Debug and vsprojects/x64/Release)
+#   will be searched for libraries and binaries.
+# ``Protobuf_IMPORT_DIRS``
+#   List of additional directories to be searched for
+#   imported .proto files.
+# ``Protobuf_DEBUG``
+#   Show debug messages.
+# ``Protobuf_USE_STATIC_LIBS``
+#   Set to ON to force the use of the static libraries.
+#   Default is OFF.
+#
+# Defines the following variables:
+#
+# ``Protobuf_FOUND``
+#   Found the Google Protocol Buffers library
+#   (libprotobuf & header files)
+# ``Protobuf_VERSION``
+#   Version of package found.
+# ``Protobuf_INCLUDE_DIRS``
+#   Include directories for Google Protocol Buffers
+# ``Protobuf_LIBRARIES``
+#   The protobuf libraries
+# ``Protobuf_PROTOC_LIBRARIES``
+#   The protoc libraries
+# ``Protobuf_LITE_LIBRARIES``
+#   The protobuf-lite libraries
+#
+# The following :prop_tgt:`IMPORTED` targets are also defined:
+#
+# ``protobuf::libprotobuf``
+#   The protobuf library.
+# ``protobuf::libprotobuf-lite``
+#   The protobuf lite library.
+# ``protobuf::libprotoc``
+#   The protoc library.
+# ``protobuf::protoc``
+#   The protoc compiler.
+#
+# The following cache variables are also available to set or use:
+#
+# ``Protobuf_LIBRARY``
+#   The protobuf library
+# ``Protobuf_PROTOC_LIBRARY``
+#   The protoc library
+# ``Protobuf_INCLUDE_DIR``
+#   The include directory for protocol buffers
+# ``Protobuf_PROTOC_EXECUTABLE``
+#   The protoc compiler
+# ``Protobuf_LIBRARY_DEBUG``
+#   The protobuf library (debug)
+# ``Protobuf_PROTOC_LIBRARY_DEBUG``
+#   The protoc library (debug)
+# ``Protobuf_LITE_LIBRARY``
+#   The protobuf lite library
+# ``Protobuf_LITE_LIBRARY_DEBUG``
+#   The protobuf lite library (debug)
+#
+# Example:
+#
+# .. code-block:: cmake
+#
+#   find_package(Protobuf REQUIRED)
+#   include_directories(${Protobuf_INCLUDE_DIRS})
+#   include_directories(${CMAKE_CURRENT_BINARY_DIR})
+#   protobuf_generate_cpp(PROTO_SRCS PROTO_HDRS foo.proto)
+#   protobuf_generate_cpp(PROTO_SRCS PROTO_HDRS EXPORT_MACRO DLL_EXPORT foo.proto)
+#   protobuf_generate_cpp(PROTO_SRCS PROTO_HDRS DESCRIPTORS PROTO_DESCS foo.proto)
+#   protobuf_generate_python(PROTO_PY foo.proto)
+#   add_executable(bar bar.cc ${PROTO_SRCS} ${PROTO_HDRS})
+#   target_link_libraries(bar ${Protobuf_LIBRARIES})
+#
+# .. note::
+#   The ``protobuf_generate_cpp`` and ``protobuf_generate_python``
+#   functions and :command:`add_executable` or :command:`add_library`
+#   calls only work properly within the same directory.
+#
+# .. command:: protobuf_generate_cpp
+#
+#   Add custom commands to process ``.proto`` files to C++::
+#
+#     protobuf_generate_cpp (<SRCS> <HDRS>
+#         [DESCRIPTORS <DESC>] [EXPORT_MACRO <MACRO>] [<ARGN>...])
+#
+#   ``SRCS``
+#     Variable to define with autogenerated source files
+#   ``HDRS``
+#     Variable to define with autogenerated header files
+#   ``DESCRIPTORS``
+#     Variable to define with autogenerated descriptor files, if requested.
+#   ``EXPORT_MACRO``
+#     is a macro which should expand to ``__declspec(dllexport)`` or
+#     ``__declspec(dllimport)`` depending on what is being compiled.
+#   ``ARGN``
+#     ``.proto`` files
+#
+# .. command:: protobuf_generate_python
+#
+#   Add custom commands to process ``.proto`` files to Python::
+#
+#     protobuf_generate_python (<PY> [<ARGN>...])
+#
+#   ``PY``
+#     Variable to define with autogenerated Python files
+#   ``ARGN``
+#     ``.proto`` filess
+
+function(PROTOBUF_GENERATE_CPP SRCS HDRS)
+  cmake_parse_arguments(protobuf "" "EXPORT_MACRO;DESCRIPTORS" "" ${ARGN})
+
+  set(PROTO_FILES "${protobuf_UNPARSED_ARGUMENTS}")
+  if(NOT PROTO_FILES)
+    message(SEND_ERROR "Error: PROTOBUF_GENERATE_CPP() called without any proto files")
+    return()
+  endif()
+
+  if(protobuf_EXPORT_MACRO)
+    set(DLL_EXPORT_DECL "dllexport_decl=${protobuf_EXPORT_MACRO}:")
+  endif()
+
+  if(PROTOBUF_GENERATE_CPP_APPEND_PATH)
+    # Create an include path for each file specified
+    foreach(FIL ${PROTO_FILES})
+      get_filename_component(ABS_FIL ${FIL} ABSOLUTE)
+      get_filename_component(ABS_PATH ${ABS_FIL} PATH)
+      list(FIND _protobuf_include_path ${ABS_PATH} _contains_already)
+      if(${_contains_already} EQUAL -1)
+          list(APPEND _protobuf_include_path -I ${ABS_PATH})
+      endif()
+    endforeach()
+  else()
+    set(_protobuf_include_path -I ${CMAKE_CURRENT_SOURCE_DIR})
+  endif()
+
+  if(DEFINED PROTOBUF_IMPORT_DIRS AND NOT DEFINED Protobuf_IMPORT_DIRS)
+    set(Protobuf_IMPORT_DIRS "${PROTOBUF_IMPORT_DIRS}")
+  endif()
+
+  if(DEFINED Protobuf_IMPORT_DIRS)
+    foreach(DIR ${Protobuf_IMPORT_DIRS})
+      get_filename_component(ABS_PATH ${DIR} ABSOLUTE)
+      list(FIND _protobuf_include_path ${ABS_PATH} _contains_already)
+      if(${_contains_already} EQUAL -1)
+          list(APPEND _protobuf_include_path -I ${ABS_PATH})
+      endif()
+    endforeach()
+  endif()
+
+  set(${SRCS})
+  set(${HDRS})
+  if (protobuf_DESCRIPTORS)
+    set(${protobuf_DESCRIPTORS})
+  endif()
+
+  foreach(FIL ${PROTO_FILES})
+    get_filename_component(ABS_FIL ${FIL} ABSOLUTE)
+    get_filename_component(FIL_WE ${FIL} NAME_WE)
+    if(NOT PROTOBUF_GENERATE_CPP_APPEND_PATH)
+      get_filename_component(FIL_DIR ${FIL} DIRECTORY)
+      if(FIL_DIR)
+        set(FIL_WE "${FIL_DIR}/${FIL_WE}")
+      endif()
+    endif()
+
+    set(_protobuf_protoc_src "${CMAKE_CURRENT_BINARY_DIR}/${FIL_WE}.pb.cc")
+    set(_protobuf_protoc_hdr "${CMAKE_CURRENT_BINARY_DIR}/${FIL_WE}.pb.h")
+    list(APPEND ${SRCS} "${_protobuf_protoc_src}")
+    list(APPEND ${HDRS} "${_protobuf_protoc_hdr}")
+
+    if(protobuf_DESCRIPTORS)
+      set(_protobuf_protoc_desc "${CMAKE_CURRENT_BINARY_DIR}/${FIL_WE}.desc")
+      set(_protobuf_protoc_flags "--descriptor_set_out=${_protobuf_protoc_desc}")
+      list(APPEND ${protobuf_DESCRIPTORS} "${_protobuf_protoc_desc}")
+    else()
+      set(_protobuf_protoc_desc "")
+      set(_protobuf_protoc_flags "")
+    endif()
+
+    add_custom_command(
+      OUTPUT "${_protobuf_protoc_src}"
+             "${_protobuf_protoc_hdr}"
+             ${_protobuf_protoc_desc}
+      COMMAND  protobuf::protoc
+               "--cpp_out=${DLL_EXPORT_DECL}${CMAKE_CURRENT_BINARY_DIR}"
+               ${_protobuf_protoc_flags}
+               ${_protobuf_include_path} ${ABS_FIL}
+      DEPENDS ${ABS_FIL} protobuf::protoc
+      COMMENT "Running C++ protocol buffer compiler on ${FIL}"
+      VERBATIM )
+  endforeach()
+
+  set(${SRCS} "${${SRCS}}" PARENT_SCOPE)
+  set(${HDRS} "${${HDRS}}" PARENT_SCOPE)
+  if(protobuf_DESCRIPTORS)
+    set(${protobuf_DESCRIPTORS} "${${protobuf_DESCRIPTORS}}" PARENT_SCOPE)
+  endif()
+endfunction()
+
+function(PROTOBUF_GENERATE_PYTHON SRCS)
+  if(NOT ARGN)
+    message(SEND_ERROR "Error: PROTOBUF_GENERATE_PYTHON() called without any proto files")
+    return()
+  endif()
+
+  if(PROTOBUF_GENERATE_CPP_APPEND_PATH)
+    # Create an include path for each file specified
+    foreach(FIL ${ARGN})
+      get_filename_component(ABS_FIL ${FIL} ABSOLUTE)
+      get_filename_component(ABS_PATH ${ABS_FIL} PATH)
+      list(FIND _protobuf_include_path ${ABS_PATH} _contains_already)
+      if(${_contains_already} EQUAL -1)
+          list(APPEND _protobuf_include_path -I ${ABS_PATH})
+      endif()
+    endforeach()
+  else()
+    set(_protobuf_include_path -I ${CMAKE_CURRENT_SOURCE_DIR})
+  endif()
+
+  if(DEFINED PROTOBUF_IMPORT_DIRS AND NOT DEFINED Protobuf_IMPORT_DIRS)
+    set(Protobuf_IMPORT_DIRS "${PROTOBUF_IMPORT_DIRS}")
+  endif()
+
+  if(DEFINED Protobuf_IMPORT_DIRS)
+    foreach(DIR ${Protobuf_IMPORT_DIRS})
+      get_filename_component(ABS_PATH ${DIR} ABSOLUTE)
+      list(FIND _protobuf_include_path ${ABS_PATH} _contains_already)
+      if(${_contains_already} EQUAL -1)
+          list(APPEND _protobuf_include_path -I ${ABS_PATH})
+      endif()
+    endforeach()
+  endif()
+
+  set(${SRCS})
+  foreach(FIL ${ARGN})
+    get_filename_component(ABS_FIL ${FIL} ABSOLUTE)
+    get_filename_component(FIL_WE ${FIL} NAME_WE)
+    if(NOT PROTOBUF_GENERATE_CPP_APPEND_PATH)
+      get_filename_component(FIL_DIR ${FIL} DIRECTORY)
+      if(FIL_DIR)
+        set(FIL_WE "${FIL_DIR}/${FIL_WE}")
+      endif()
+    endif()
+
+    list(APPEND ${SRCS} "${CMAKE_CURRENT_BINARY_DIR}/${FIL_WE}_pb2.py")
+    add_custom_command(
+      OUTPUT "${CMAKE_CURRENT_BINARY_DIR}/${FIL_WE}_pb2.py"
+      COMMAND  protobuf::protoc --python_out ${CMAKE_CURRENT_BINARY_DIR} ${_protobuf_include_path} ${ABS_FIL}
+      DEPENDS ${ABS_FIL} protobuf::protoc
+      COMMENT "Running Python protocol buffer compiler on ${FIL}"
+      VERBATIM )
+  endforeach()
+
+  set(${SRCS} ${${SRCS}} PARENT_SCOPE)
+endfunction()
+
+
+if(Protobuf_DEBUG)
+  # Output some of their choices
+  message(STATUS "[ ${CMAKE_CURRENT_LIST_FILE}:${CMAKE_CURRENT_LIST_LINE} ] "
+                 "Protobuf_USE_STATIC_LIBS = ${Protobuf_USE_STATIC_LIBS}")
+endif()
+
+
+# Backwards compatibility
+# Define camel case versions of input variables
+foreach(UPPER
+    PROTOBUF_SRC_ROOT_FOLDER
+    PROTOBUF_IMPORT_DIRS
+    PROTOBUF_DEBUG
+    PROTOBUF_LIBRARY
+    PROTOBUF_PROTOC_LIBRARY
+    PROTOBUF_INCLUDE_DIR
+    PROTOBUF_PROTOC_EXECUTABLE
+    PROTOBUF_LIBRARY_DEBUG
+    PROTOBUF_PROTOC_LIBRARY_DEBUG
+    PROTOBUF_LITE_LIBRARY
+    PROTOBUF_LITE_LIBRARY_DEBUG
+    )
+    if (DEFINED ${UPPER})
+        string(REPLACE "PROTOBUF_" "Protobuf_" Camel ${UPPER})
+        if (NOT DEFINED ${Camel})
+            set(${Camel} ${${UPPER}})
+        endif()
+    endif()
+endforeach()
+
+if(CMAKE_SIZEOF_VOID_P EQUAL 8)
+  set(_PROTOBUF_ARCH_DIR x64/)
+endif()
+
+
+# Support preference of static libs by adjusting CMAKE_FIND_LIBRARY_SUFFIXES
+if( Protobuf_USE_STATIC_LIBS )
+  set( _protobuf_ORIG_CMAKE_FIND_LIBRARY_SUFFIXES ${CMAKE_FIND_LIBRARY_SUFFIXES})
+  if(WIN32)
+    set(CMAKE_FIND_LIBRARY_SUFFIXES .lib .a ${CMAKE_FIND_LIBRARY_SUFFIXES})
+  else()
+    set(CMAKE_FIND_LIBRARY_SUFFIXES .a )
+  endif()
+endif()
+
+include(SelectLibraryConfigurations)
+
+# Internal function: search for normal library as well as a debug one
+#    if the debug one is specified also include debug/optimized keywords
+#    in *_LIBRARIES variable
+function(_protobuf_find_libraries name filename)
+  if(${name}_LIBRARIES)
+    # Use result recorded by a previous call.
+    return()
+  elseif(${name}_LIBRARY)
+    # Honor cache entry used by CMake 3.5 and lower.
+    set(${name}_LIBRARIES "${${name}_LIBRARY}" PARENT_SCOPE)
+  else()
+    find_library(${name}_LIBRARY_RELEASE
+      NAMES ${filename}
+      PATHS ${Protobuf_SRC_ROOT_FOLDER}/vsprojects/${_PROTOBUF_ARCH_DIR}Release)
+    mark_as_advanced(${name}_LIBRARY_RELEASE)
+
+    find_library(${name}_LIBRARY_DEBUG
+      NAMES ${filename}d ${filename}
+      PATHS ${Protobuf_SRC_ROOT_FOLDER}/vsprojects/${_PROTOBUF_ARCH_DIR}Debug)
+    mark_as_advanced(${name}_LIBRARY_DEBUG)
+
+    select_library_configurations(${name})
+    set(${name}_LIBRARY "${${name}_LIBRARY}" PARENT_SCOPE)
+    set(${name}_LIBRARIES "${${name}_LIBRARIES}" PARENT_SCOPE)
+  endif()
+endfunction()
+
+# Internal function: find threads library
+function(_protobuf_find_threads)
+    set(CMAKE_THREAD_PREFER_PTHREAD TRUE)
+    find_package(Threads)
+    if(Threads_FOUND)
+        list(APPEND Protobuf_LIBRARIES ${CMAKE_THREAD_LIBS_INIT})
+        set(Protobuf_LIBRARIES "${Protobuf_LIBRARIES}" PARENT_SCOPE)
+    endif()
+endfunction()
+
+#
+# Main.
+#
+
+# By default have PROTOBUF_GENERATE_CPP macro pass -I to protoc
+# for each directory where a proto file is referenced.
+if(NOT DEFINED PROTOBUF_GENERATE_CPP_APPEND_PATH)
+  set(PROTOBUF_GENERATE_CPP_APPEND_PATH TRUE)
+endif()
+
+
+# Google's provided vcproj files generate libraries with a "lib"
+# prefix on Windows
+if(MSVC)
+    set(Protobuf_ORIG_FIND_LIBRARY_PREFIXES "${CMAKE_FIND_LIBRARY_PREFIXES}")
+    set(CMAKE_FIND_LIBRARY_PREFIXES "lib" "")
+
+    find_path(Protobuf_SRC_ROOT_FOLDER protobuf.pc.in)
+endif()
+
+# The Protobuf library
+_protobuf_find_libraries(Protobuf protobuf)
+#DOC "The Google Protocol Buffers RELEASE Library"
+
+_protobuf_find_libraries(Protobuf_LITE protobuf-lite)
+
+# The Protobuf Protoc Library
+_protobuf_find_libraries(Protobuf_PROTOC protoc)
+
+# Restore original find library prefixes
+if(MSVC)
+    set(CMAKE_FIND_LIBRARY_PREFIXES "${Protobuf_ORIG_FIND_LIBRARY_PREFIXES}")
+endif()
+
+if(UNIX)
+    _protobuf_find_threads()
+endif()
+
+# Find the include directory
+find_path(Protobuf_INCLUDE_DIR
+    google/protobuf/service.h
+    PATHS ${Protobuf_SRC_ROOT_FOLDER}/src
+)
+mark_as_advanced(Protobuf_INCLUDE_DIR)
+
+# Find the protoc Executable
+find_program(Protobuf_PROTOC_EXECUTABLE
+    NAMES protoc
+    DOC "The Google Protocol Buffers Compiler"
+    PATHS
+    ${Protobuf_SRC_ROOT_FOLDER}/vsprojects/${_PROTOBUF_ARCH_DIR}Release
+    ${Protobuf_SRC_ROOT_FOLDER}/vsprojects/${_PROTOBUF_ARCH_DIR}Debug
+)
+mark_as_advanced(Protobuf_PROTOC_EXECUTABLE)
+
+if(Protobuf_DEBUG)
+    message(STATUS "[ ${CMAKE_CURRENT_LIST_FILE}:${CMAKE_CURRENT_LIST_LINE} ] "
+        "requested version of Google Protobuf is ${Protobuf_FIND_VERSION}")
+endif()
+
+if(Protobuf_INCLUDE_DIR)
+  set(_PROTOBUF_COMMON_HEADER ${Protobuf_INCLUDE_DIR}/google/protobuf/stubs/common.h)
+
+  if(Protobuf_DEBUG)
+    message(STATUS "[ ${CMAKE_CURRENT_LIST_FILE}:${CMAKE_CURRENT_LIST_LINE} ] "
+                   "location of common.h: ${_PROTOBUF_COMMON_HEADER}")
+  endif()
+
+  set(Protobuf_VERSION "")
+  set(Protobuf_LIB_VERSION "")
+  file(STRINGS ${_PROTOBUF_COMMON_HEADER} _PROTOBUF_COMMON_H_CONTENTS REGEX "#define[ \t]+GOOGLE_PROTOBUF_VERSION[ \t]+")
+  if(_PROTOBUF_COMMON_H_CONTENTS MATCHES "#define[ \t]+GOOGLE_PROTOBUF_VERSION[ \t]+([0-9]+)")
+      set(Protobuf_LIB_VERSION "${CMAKE_MATCH_1}")
+  endif()
+  unset(_PROTOBUF_COMMON_H_CONTENTS)
+
+  math(EXPR _PROTOBUF_MAJOR_VERSION "${Protobuf_LIB_VERSION} / 1000000")
+  math(EXPR _PROTOBUF_MINOR_VERSION "${Protobuf_LIB_VERSION} / 1000 % 1000")
+  math(EXPR _PROTOBUF_SUBMINOR_VERSION "${Protobuf_LIB_VERSION} % 1000")
+  set(Protobuf_VERSION "${_PROTOBUF_MAJOR_VERSION}.${_PROTOBUF_MINOR_VERSION}.${_PROTOBUF_SUBMINOR_VERSION}")
+
+  if(Protobuf_DEBUG)
+    message(STATUS "[ ${CMAKE_CURRENT_LIST_FILE}:${CMAKE_CURRENT_LIST_LINE} ] "
+        "${_PROTOBUF_COMMON_HEADER} reveals protobuf ${Protobuf_VERSION}")
+  endif()
+
+  # Check Protobuf compiler version to be aligned with libraries version
+  execute_process(COMMAND ${Protobuf_PROTOC_EXECUTABLE} --version
+                  OUTPUT_VARIABLE _PROTOBUF_PROTOC_EXECUTABLE_VERSION)
+
+  if("${_PROTOBUF_PROTOC_EXECUTABLE_VERSION}" MATCHES "libprotoc ([0-9.]+)")
+    set(_PROTOBUF_PROTOC_EXECUTABLE_VERSION "${CMAKE_MATCH_1}")
+  endif()
+
+  if(Protobuf_DEBUG)
+    message(STATUS "[ ${CMAKE_CURRENT_LIST_FILE}:${CMAKE_CURRENT_LIST_LINE} ] "
+        "${Protobuf_PROTOC_EXECUTABLE} reveals version ${_PROTOBUF_PROTOC_EXECUTABLE_VERSION}")
+  endif()
+
+  if(NOT "${_PROTOBUF_PROTOC_EXECUTABLE_VERSION}" VERSION_EQUAL "${Protobuf_VERSION}")
+      message(WARNING "Protobuf compiler version ${_PROTOBUF_PROTOC_EXECUTABLE_VERSION}"
+          " doesn't match library version ${Protobuf_VERSION}")
+  endif()
+
+  if(Protobuf_LIBRARY)
+      if(NOT TARGET protobuf::libprotobuf)
+          add_library(protobuf::libprotobuf UNKNOWN IMPORTED)
+          set_target_properties(protobuf::libprotobuf PROPERTIES
+            INTERFACE_INCLUDE_DIRECTORIES "${Protobuf_INCLUDE_DIR}")
+          if(EXISTS "${Protobuf_LIBRARY}")
+            set_target_properties(protobuf::libprotobuf PROPERTIES
+              IMPORTED_LOCATION "${Protobuf_LIBRARY}")
+          endif()
+          if(EXISTS "${Protobuf_LIBRARY_RELEASE}")
+            set_property(TARGET protobuf::libprotobuf APPEND PROPERTY
+              IMPORTED_CONFIGURATIONS RELEASE)
+            set_target_properties(protobuf::libprotobuf PROPERTIES
+              IMPORTED_LOCATION_RELEASE "${Protobuf_LIBRARY_RELEASE}")
+          endif()
+          if(EXISTS "${Protobuf_LIBRARY_DEBUG}")
+            set_property(TARGET protobuf::libprotobuf APPEND PROPERTY
+              IMPORTED_CONFIGURATIONS DEBUG)
+            set_target_properties(protobuf::libprotobuf PROPERTIES
+              IMPORTED_LOCATION_DEBUG "${Protobuf_LIBRARY_DEBUG}")
+          endif()
+      endif()
+  endif()
+
+  if(Protobuf_LITE_LIBRARY)
+      if(NOT TARGET protobuf::libprotobuf-lite)
+          add_library(protobuf::libprotobuf-lite UNKNOWN IMPORTED)
+          set_target_properties(protobuf::libprotobuf-lite PROPERTIES
+            INTERFACE_INCLUDE_DIRECTORIES "${Protobuf_INCLUDE_DIR}")
+          if(EXISTS "${Protobuf_LITE_LIBRARY}")
+            set_target_properties(protobuf::libprotobuf-lite PROPERTIES
+              IMPORTED_LOCATION "${Protobuf_LITE_LIBRARY}")
+          endif()
+          if(EXISTS "${Protobuf_LITE_LIBRARY_RELEASE}")
+            set_property(TARGET protobuf::libprotobuf-lite APPEND PROPERTY
+              IMPORTED_CONFIGURATIONS RELEASE)
+            set_target_properties(protobuf::libprotobuf-lite PROPERTIES
+              IMPORTED_LOCATION_RELEASE "${Protobuf_LITE_LIBRARY_RELEASE}")
+          endif()
+          if(EXISTS "${Protobuf_LITE_LIBRARY_DEBUG}")
+            set_property(TARGET protobuf::libprotobuf-lite APPEND PROPERTY
+              IMPORTED_CONFIGURATIONS DEBUG)
+            set_target_properties(protobuf::libprotobuf-lite PROPERTIES
+              IMPORTED_LOCATION_DEBUG "${Protobuf_LITE_LIBRARY_DEBUG}")
+          endif()
+      endif()
+  endif()
+
+  if(Protobuf_PROTOC_LIBRARY)
+      if(NOT TARGET protobuf::libprotoc)
+          add_library(protobuf::libprotoc UNKNOWN IMPORTED)
+          set_target_properties(protobuf::libprotoc PROPERTIES
+            INTERFACE_INCLUDE_DIRECTORIES "${Protobuf_INCLUDE_DIR}")
+          if(EXISTS "${Protobuf_PROTOC_LIBRARY}")
+            set_target_properties(protobuf::libprotoc PROPERTIES
+              IMPORTED_LOCATION "${Protobuf_PROTOC_LIBRARY}")
+          endif()
+          if(EXISTS "${Protobuf_PROTOC_LIBRARY_RELEASE}")
+            set_property(TARGET protobuf::libprotoc APPEND PROPERTY
+              IMPORTED_CONFIGURATIONS RELEASE)
+            set_target_properties(protobuf::libprotoc PROPERTIES
+              IMPORTED_LOCATION_RELEASE "${Protobuf_PROTOC_LIBRARY_RELEASE}")
+          endif()
+          if(EXISTS "${Protobuf_PROTOC_LIBRARY_DEBUG}")
+            set_property(TARGET protobuf::libprotoc APPEND PROPERTY
+              IMPORTED_CONFIGURATIONS DEBUG)
+            set_target_properties(protobuf::libprotoc PROPERTIES
+              IMPORTED_LOCATION_DEBUG "${Protobuf_PROTOC_LIBRARY_DEBUG}")
+          endif()
+      endif()
+  endif()
+
+  if(Protobuf_PROTOC_EXECUTABLE)
+      if(NOT TARGET protobuf::protoc)
+          add_executable(protobuf::protoc IMPORTED)
+          if(EXISTS "${Protobuf_PROTOC_EXECUTABLE}")
+            set_target_properties(protobuf::protoc PROPERTIES
+              IMPORTED_LOCATION "${Protobuf_PROTOC_EXECUTABLE}")
+          endif()
+      endif()
+  endif()
+endif()
+
+include(FindPackageHandleStandardArgs)
+FIND_PACKAGE_HANDLE_STANDARD_ARGS(Protobuf
+    REQUIRED_VARS Protobuf_LIBRARIES Protobuf_INCLUDE_DIR
+    VERSION_VAR Protobuf_VERSION
+)
+
+if(Protobuf_FOUND)
+    set(Protobuf_INCLUDE_DIRS ${Protobuf_INCLUDE_DIR})
+endif()
+
+# Restore the original find library ordering
+if( Protobuf_USE_STATIC_LIBS )
+  set(CMAKE_FIND_LIBRARY_SUFFIXES ${_protobuf_ORIG_CMAKE_FIND_LIBRARY_SUFFIXES})
+endif()
+
+# Backwards compatibility
+# Define upper case versions of output variables
+foreach(Camel
+    Protobuf_SRC_ROOT_FOLDER
+    Protobuf_IMPORT_DIRS
+    Protobuf_DEBUG
+    Protobuf_INCLUDE_DIRS
+    Protobuf_LIBRARIES
+    Protobuf_PROTOC_LIBRARIES
+    Protobuf_LITE_LIBRARIES
+    Protobuf_LIBRARY
+    Protobuf_PROTOC_LIBRARY
+    Protobuf_INCLUDE_DIR
+    Protobuf_PROTOC_EXECUTABLE
+    Protobuf_LIBRARY_DEBUG
+    Protobuf_PROTOC_LIBRARY_DEBUG
+    Protobuf_LITE_LIBRARY
+    Protobuf_LITE_LIBRARY_DEBUG
+    )
+    string(TOUPPER ${Camel} UPPER)
+    set(${UPPER} ${${Camel}})
+endforeach()
diff --git a/src/seastar/cmake/FindPthreadSetName.cmake b/src/seastar/cmake/FindPthreadSetName.cmake
new file mode 100644
index 000000000..547b9f5a3
--- /dev/null
+++ b/src/seastar/cmake/FindPthreadSetName.cmake
@@ -0,0 +1,12 @@
+include (CMakePushCheckState)
+
+cmake_push_check_state (RESET)
+set (CMAKE_REQUIRED_FLAGS "-pthread")
+set (CMAKE_REQUIRED_DEFINITIONS "-D_GNU_SOURCE")
+check_symbol_exists (pthread_setname_np pthread.h HAVE_PTHREAD_SETNAME_NP)
+cmake_pop_check_state ()
+
+find_package_handle_standard_args (PthreadSetName
+  FOUND_VAR PthreadSetName_FOUND
+  REQUIRED_VARS
+    HAVE_PTHREAD_SETNAME_NP)
diff --git a/src/seastar/cmake/FindSanitizers.cmake b/src/seastar/cmake/FindSanitizers.cmake
new file mode 100644
index 000000000..316f88ea2
--- /dev/null
+++ b/src/seastar/cmake/FindSanitizers.cmake
@@ -0,0 +1,73 @@
+#
+# This file is open source software, licensed to you under the terms
+# of the Apache License, Version 2.0 (the "License").  See the NOTICE file
+# distributed with this work for additional information regarding copyright
+# ownership.  You may not use this file except in compliance with the License.
+#
+# You may obtain a copy of the License at
+#
+#   http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing,
+# software distributed under the License is distributed on an
+# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+# KIND, either express or implied.  See the License for the
+# specific language governing permissions and limitations
+# under the License.
+#
+
+#
+# Copyright (C) 2018 Scylladb, Ltd.
+#
+
+include (CheckCXXSourceCompiles)
+
+set (CMAKE_REQUIRED_FLAGS -fsanitize=address)
+check_cxx_source_compiles ("int main() {}" Sanitizers_ADDRESS_FOUND)
+
+if (Sanitizers_ADDRESS_FOUND)
+  set (Sanitizers_ADDRESS_COMPILER_OPTIONS -fsanitize=address)
+endif ()
+
+set (CMAKE_REQUIRED_FLAGS -fsanitize=undefined)
+check_cxx_source_compiles ("int main() {}" Sanitizers_UNDEFINED_BEHAVIOR_FOUND)
+
+if (Sanitizers_UNDEFINED_BEHAVIOR_FOUND)
+  # Disable vptr because of https://gcc.gnu.org/bugzilla/show_bug.cgi?id=88684
+  set (Sanitizers_UNDEFINED_BEHAVIOR_COMPILER_OPTIONS "-fsanitize=undefined;-fno-sanitize=vptr")
+endif ()
+
+set (Sanitizers_COMPILER_OPTIONS
+  ${Sanitizers_ADDRESS_COMPILER_OPTIONS}
+  ${Sanitizers_UNDEFINED_BEHAVIOR_COMPILER_OPTIONS})
+
+file (READ ${CMAKE_CURRENT_LIST_DIR}/code_tests/Sanitizers_fiber_test.cc _sanitizers_fiber_test_code)
+set (CMAKE_REQUIRED_FLAGS ${Sanitizers_COMPILER_OPTIONS})
+check_cxx_source_compiles ("${_sanitizers_fiber_test_code}" Sanitizers_FIBER_SUPPORT)
+
+include (FindPackageHandleStandardArgs)
+
+find_package_handle_standard_args (Sanitizers
+  REQUIRED_VARS
+    Sanitizers_ADDRESS_COMPILER_OPTIONS
+    Sanitizers_UNDEFINED_BEHAVIOR_COMPILER_OPTIONS)
+
+if (Sanitizers_FOUND)
+  if (NOT (TARGET Sanitizers::address))
+    add_library (Sanitizers::address INTERFACE IMPORTED)
+
+    set_target_properties (Sanitizers::address
+      PROPERTIES
+        INTERFACE_COMPILE_OPTIONS ${Sanitizers_ADDRESS_COMPILER_OPTIONS}
+        INTERFACE_LINK_LIBRARIES ${Sanitizers_ADDRESS_COMPILER_OPTIONS})
+  endif ()
+
+  if (NOT (TARGET Sanitizers::undefined_behavior))
+    add_library (Sanitizers::undefined_behavior INTERFACE IMPORTED)
+
+    set_target_properties (Sanitizers::undefined_behavior
+      PROPERTIES
+        INTERFACE_COMPILE_OPTIONS "${Sanitizers_UNDEFINED_BEHAVIOR_COMPILER_OPTIONS}"
+        INTERFACE_LINK_LIBRARIES "${Sanitizers_UNDEFINED_BEHAVIOR_COMPILER_OPTIONS}")
+  endif ()
+endif ()
diff --git a/src/seastar/cmake/FindStdAtomic.cmake b/src/seastar/cmake/FindStdAtomic.cmake
new file mode 100644
index 000000000..2d14c0b2b
--- /dev/null
+++ b/src/seastar/cmake/FindStdAtomic.cmake
@@ -0,0 +1,51 @@
+#
+# This file is open source software, licensed to you under the terms
+# of the Apache License, Version 2.0 (the "License").  See the NOTICE file
+# distributed with this work for additional information regarding copyright
+# ownership.  You may not use this file except in compliance with the License.
+#
+# You may obtain a copy of the License at
+#
+#   http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing,
+# software distributed under the License is distributed on an
+# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+# KIND, either express or implied.  See the License for the
+# specific language governing permissions and limitations
+# under the License.
+#
+
+#
+# Copyright (C) 2019 Scylladb, Ltd.
+#
+
+function (_stdatomic_can_link var)
+  include (CheckCXXSourceCompiles)
+  set (test_code "int main() {}")
+  set (CMAKE_REQUIRED_LIBRARIES -latomic)
+  check_cxx_source_compiles ("${test_code}" ${var})
+endfunction ()
+
+_stdatomic_can_link (StdAtomic_EXPLICIT_LINK)
+
+#
+# If linking against `-latomic` is successful, then do it unconditionally.
+#
+
+if (StdAtomic_EXPLICIT_LINK)
+  set (StdAtomic_LIBRARY_NAME atomic)
+  set (StdAtomic_LIBRARIES -l${StdAtomic_LIBRARY_NAME})
+  include (FindPackageHandleStandardArgs)
+
+  find_package_handle_standard_args (StdAtomic
+    REQUIRED_VARS StdAtomic_LIBRARIES)
+endif ()
+
+if (NOT (TARGET StdAtomic::atomic))
+  add_library (StdAtomic::atomic INTERFACE IMPORTED)
+
+  set_target_properties (StdAtomic::atomic
+    PROPERTIES
+      INTERFACE_LINK_LIBRARIES "${StdAtomic_LIBRARIES}")
+endif ()
diff --git a/src/seastar/cmake/Findc-ares.cmake b/src/seastar/cmake/Findc-ares.cmake
new file mode 100644
index 000000000..734c54695
--- /dev/null
+++ b/src/seastar/cmake/Findc-ares.cmake
@@ -0,0 +1,61 @@
+#
+# This file is open source software, licensed to you under the terms
+# of the Apache License, Version 2.0 (the "License").  See the NOTICE file
+# distributed with this work for additional information regarding copyright
+# ownership.  You may not use this file except in compliance with the License.
+#
+# You may obtain a copy of the License at
+#
+#   http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing,
+# software distributed under the License is distributed on an
+# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+# KIND, either express or implied.  See the License for the
+# specific language governing permissions and limitations
+# under the License.
+#
+
+#
+# Copyright (C) 2018 Scylladb, Ltd.
+#
+
+find_package (PkgConfig REQUIRED)
+
+pkg_check_modules (c-ares_PC libcares)
+
+find_library (c-ares_LIBRARY
+  NAMES cares
+  HINTS
+    ${c-ares_PC_LIBDIR}
+    ${c-ares_PC_LIBRARY_DIRS})
+
+find_path (c-ares_INCLUDE_DIR
+  NAMES ares_dns.h
+  HINTS
+    ${c-ares_PC_INCLUDEDIR}
+    ${c-ares_PC_INCLUDE_DIRS})
+
+mark_as_advanced (
+  c-ares_LIBRARY
+  c-ares_INCLUDE_DIR)
+
+include (FindPackageHandleStandardArgs)
+
+find_package_handle_standard_args (c-ares
+  REQUIRED_VARS
+    c-ares_LIBRARY
+    c-ares_INCLUDE_DIR
+  VERSION_VAR c-ares_PC_VERSION)
+
+set (c-ares_LIBRARIES ${c-ares_LIBRARY})
+set (c-ares_INCLUDE_DIRS ${c-ares_INCLUDE_DIR})
+
+if (c-ares_FOUND AND NOT (TARGET c-ares::c-ares))
+  add_library (c-ares::c-ares UNKNOWN IMPORTED)
+
+  set_target_properties (c-ares::c-ares
+    PROPERTIES
+      IMPORTED_LOCATION ${c-ares_LIBRARY}
+      INTERFACE_INCLUDE_DIRECTORIES ${c-ares_INCLUDE_DIRS})
+endif ()
diff --git a/src/seastar/cmake/Findcryptopp.cmake b/src/seastar/cmake/Findcryptopp.cmake
new file mode 100644
index 000000000..def4072ed
--- /dev/null
+++ b/src/seastar/cmake/Findcryptopp.cmake
@@ -0,0 +1,51 @@
+#
+# This file is open source software, licensed to you under the terms
+# of the Apache License, Version 2.0 (the "License").  See the NOTICE file
+# distributed with this work for additional information regarding copyright
+# ownership.  You may not use this file except in compliance with the License.
+#
+# You may obtain a copy of the License at
+#
+#   http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing,
+# software distributed under the License is distributed on an
+# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+# KIND, either express or implied.  See the License for the
+# specific language governing permissions and limitations
+# under the License.
+#
+
+#
+# Copyright (C) 2018 Scylladb, Ltd.
+#
+
+find_library (cryptopp_LIBRARY
+  NAMES cryptopp)
+
+find_path (cryptopp_INCLUDE_DIR
+  NAMES cryptopp/aes.h
+  PATH_SUFFIXES cryptopp)
+
+mark_as_advanced (
+  cryptopp_LIBRARY
+  cryptopp_INCLUDE_DIR)
+
+include (FindPackageHandleStandardArgs)
+
+find_package_handle_standard_args (cryptopp
+  REQUIRED_VARS
+    cryptopp_LIBRARY
+    cryptopp_INCLUDE_DIR)
+
+set (cryptopp_LIBRARIES ${cryptopp_LIBRARY})
+set (cryptopp_INCLUDE_DIRS ${cryptopp_INCLUDE_DIR})
+
+if (cryptopp_FOUND AND NOT (TARGET cryptopp::cryptopp))
+  add_library (cryptopp::cryptopp UNKNOWN IMPORTED)
+
+  set_target_properties (cryptopp::cryptopp
+    PROPERTIES
+      IMPORTED_LOCATION ${cryptopp_LIBRARIES}
+      INTERFACE_INCLUDE_DIRECTORIES ${cryptopp_INCLUDE_DIRS})
+endif ()
diff --git a/src/seastar/cmake/Finddpdk.cmake b/src/seastar/cmake/Finddpdk.cmake
new file mode 100644
index 000000000..c70b8e026
--- /dev/null
+++ b/src/seastar/cmake/Finddpdk.cmake
@@ -0,0 +1,493 @@
+#
+# This file is open source software, licensed to you under the terms
+# of the Apache License, Version 2.0 (the "License").  See the NOTICE file
+# distributed with this work for additional information regarding copyright
+# ownership.  You may not use this file except in compliance with the License.
+#
+# You may obtain a copy of the License at
+#
+#   http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing,
+# software distributed under the License is distributed on an
+# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+# KIND, either express or implied.  See the License for the
+# specific language governing permissions and limitations
+# under the License.
+#
+
+#
+# Copyright (C) 2018 Scylladb, Ltd.
+#
+
+find_path (dpdk_INCLUDE_DIR
+  NAMES rte_atomic.h
+  PATH_SUFFIXES dpdk)
+
+find_library (dpdk_PMD_VMXNET3_UIO_LIBRARY rte_pmd_vmxnet3_uio)
+find_library (dpdk_PMD_I40E_LIBRARY rte_pmd_i40e)
+find_library (dpdk_PMD_IXGBE_LIBRARY rte_pmd_ixgbe)
+find_library (dpdk_PMD_E1000_LIBRARY rte_pmd_e1000)
+find_library (dpdk_PMD_BNXT_LIBRARY rte_pmd_bnxt)
+find_library (dpdk_PMD_RING_LIBRARY rte_pmd_ring)
+find_library (dpdk_PMD_CXGBE_LIBRARY rte_pmd_cxgbe)
+find_library (dpdk_PMD_ENA_LIBRARY rte_pmd_ena)
+find_library (dpdk_PMD_ENIC_LIBRARY rte_pmd_enic)
+find_library (dpdk_PMD_FM10K_LIBRARY rte_pmd_fm10k)
+find_library (dpdk_PMD_NFP_LIBRARY rte_pmd_nfp)
+find_library (dpdk_PMD_QEDE_LIBRARY rte_pmd_qede)
+find_library (dpdk_RING_LIBRARY rte_ring)
+find_library (dpdk_KVARGS_LIBRARY rte_kvargs)
+find_library (dpdk_MEMPOOL_LIBRARY rte_mempool)
+find_library (dpdk_MEMPOOL_RING_LIBRARY rte_mempool_ring)
+find_library (dpdk_PMD_SFC_EFX_LIBRARY rte_pmd_sfc_efx)
+find_library (dpdk_HASH_LIBRARY rte_hash)
+find_library (dpdk_CMDLINE_LIBRARY rte_cmdline)
+find_library (dpdk_MBUF_LIBRARY rte_mbuf)
+find_library (dpdk_CFGFILE_LIBRARY rte_cfgfile)
+find_library (dpdk_EAL_LIBRARY rte_eal)
+find_library (dpdk_ETHDEV_LIBRARY rte_ethdev)
+find_library (dpdk_NET_LIBRARY rte_net)
+find_library (dpdk_TIMER_LIBRARY rte_timer)
+find_library (dpdk_PCI_LIBRARY rte_pci)
+find_library (dpdk_BUS_PCI_LIBRARY rte_bus_pci)
+find_library (dpdk_BUS_VDEV_LIBRARY rte_bus_vdev)
+
+include (FindPackageHandleStandardArgs)
+
+set (dpdk_REQUIRED
+  dpdk_INCLUDE_DIR
+  dpdk_PMD_VMXNET3_UIO_LIBRARY
+  dpdk_PMD_I40E_LIBRARY
+  dpdk_PMD_IXGBE_LIBRARY
+  dpdk_PMD_E1000_LIBRARY
+  dpdk_PMD_BNXT_LIBRARY
+  dpdk_PMD_RING_LIBRARY
+  dpdk_PMD_CXGBE_LIBRARY
+  dpdk_PMD_ENA_LIBRARY
+  dpdk_PMD_ENIC_LIBRARY
+  dpdk_PMD_NFP_LIBRARY
+  dpdk_PMD_QEDE_LIBRARY
+  dpdk_RING_LIBRARY
+  dpdk_KVARGS_LIBRARY
+  dpdk_MEMPOOL_LIBRARY
+  dpdk_MEMPOOL_RING_LIBRARY
+  dpdk_HASH_LIBRARY
+  dpdk_CMDLINE_LIBRARY
+  dpdk_MBUF_LIBRARY
+  dpdk_CFGFILE_LIBRARY
+  dpdk_EAL_LIBRARY
+  dpdk_ETHDEV_LIBRARY
+  dpdk_NET_LIBRARY
+  dpdk_TIMER_LIBRARY
+  dpdk_PCI_LIBRARY
+  dpdk_BUS_PCI_LIBRARY
+  dpdk_BUS_VDEV_LIBRARY)
+
+# fm10k, sfc_efx driver can only build on x86
+if (CMAKE_SYSTEM_PROCESSOR MATCHES "x86_64")
+  set (dpdk_REQUIRED
+    ${dpdk_REQUIRED}
+    dpdk_PMD_FM10K_LIBRARY
+    dpdk_PMD_SFC_EFX_LIBRARY)
+endif()
+
+find_package_handle_standard_args (dpdk
+  REQUIRED_VARS
+    ${dpdk_REQUIRED}
+)
+
+if (dpdk_FOUND AND NOT (TARGET dpdk::dpdk))
+  set (dpdk_LIBRARIES
+    ${dpdk_CFGFILE_LIBRARY}
+    ${dpdk_CMDLINE_LIBRARY}
+    ${dpdk_ETHDEV_LIBRARY}
+    ${dpdk_HASH_LIBRARY}
+    ${dpdk_MBUF_LIBRARY}
+    ${dpdk_EAL_LIBRARY}
+    ${dpdk_KVARGS_LIBRARY}
+    ${dpdk_MEMPOOL_LIBRARY}
+    ${dpdk_MEMPOOL_RING_LIBRARY}
+    ${dpdk_PMD_BNXT_LIBRARY}
+    ${dpdk_PMD_E1000_LIBRARY}
+    ${dpdk_PMD_ENA_LIBRARY}
+    ${dpdk_PMD_ENIC_LIBRARY}
+    ${dpdk_PMD_QEDE_LIBRARY}
+    ${dpdk_PMD_I40E_LIBRARY}
+    ${dpdk_PMD_IXGBE_LIBRARY}
+    ${dpdk_PMD_NFP_LIBRARY}
+    ${dpdk_PMD_RING_LIBRARY}
+    ${dpdk_PMD_VMXNET3_UIO_LIBRARY})
+
+  if (CMAKE_SYSTEM_PROCESSOR MATCHES "x86_64")
+    set (dpdk_LIBRARIES
+      ${dpdk_LIBRARIES}
+      ${dpdk_PMD_FM10K_LIBRARY}
+      ${dpdk_PMD_SFC_EFX_LIBRARY})
+  endif()
+
+  set (dpdk_LIBRARIES
+    ${dpdk_LIBRARIES}
+    ${dpdk_RING_LIBRARY}
+    ${dpdk_NET_LIBRARY}
+    ${dpdk_TIMER_LIBRARY}
+    ${dpdk_PCI_LIBRARY}
+    ${dpdk_BUS_PCI_LIBRARY}
+    ${dpdk_BUS_VDEV_LIBRARY})
+
+  #
+  # pmd_vmxnet3_uio
+  #
+
+  add_library (dpdk::pmd_vmxnet3_uio UNKNOWN IMPORTED)
+
+  set_target_properties (dpdk::pmd_vmxnet3_uio
+    PROPERTIES
+      IMPORTED_LOCATION ${dpdk_PMD_VMXNET3_UIO_LIBRARY}
+      INTERFACE_INCLUDE_DIRECTORIES ${dpdk_INCLUDE_DIR})
+
+  #
+  # pmd_i40e
+  #
+
+  add_library (dpdk::pmd_i40e UNKNOWN IMPORTED)
+
+  set_target_properties (dpdk::pmd_i40e
+    PROPERTIES
+      IMPORTED_LOCATION ${dpdk_PMD_I40E_LIBRARY}
+      INTERFACE_INCLUDE_DIRECTORIES ${dpdk_INCLUDE_DIR})
+
+  #
+  # pmd_ixgbe
+  #
+
+  add_library (dpdk::pmd_ixgbe UNKNOWN IMPORTED)
+
+  set_target_properties (dpdk::pmd_ixgbe
+    PROPERTIES
+      IMPORTED_LOCATION ${dpdk_PMD_IXGBE_LIBRARY}
+      INTERFACE_INCLUDE_DIRECTORIES ${dpdk_INCLUDE_DIR})
+
+  #
+  # pmd_e1000
+  #
+
+  add_library (dpdk::pmd_e1000 UNKNOWN IMPORTED)
+
+  set_target_properties (dpdk::pmd_e1000
+    PROPERTIES
+      IMPORTED_LOCATION ${dpdk_PMD_E1000_LIBRARY}
+      INTERFACE_INCLUDE_DIRECTORIES ${dpdk_INCLUDE_DIR})
+
+  #
+  # pmd_bnxt
+  #
+
+  add_library (dpdk::pmd_bnxt UNKNOWN IMPORTED)
+
+  set_target_properties (dpdk::pmd_bnxt
+    PROPERTIES
+      IMPORTED_LOCATION ${dpdk_PMD_BNXT_LIBRARY}
+      INTERFACE_INCLUDE_DIRECTORIES ${dpdk_INCLUDE_DIR})
+
+  #
+  # pmd_ring
+  #
+
+  add_library (dpdk::pmd_ring UNKNOWN IMPORTED)
+
+  set_target_properties (dpdk::pmd_ring
+    PROPERTIES
+      IMPORTED_LOCATION ${dpdk_PMD_RING_LIBRARY}
+      INTERFACE_INCLUDE_DIRECTORIES ${dpdk_INCLUDE_DIR})
+
+  #
+  # pmd_cxgbe
+  #
+
+  add_library (dpdk::pmd_cxgbe UNKNOWN IMPORTED)
+
+  set_target_properties (dpdk::pmd_cxgbe
+    PROPERTIES
+      IMPORTED_LOCATION ${dpdk_PMD_CXGBE_LIBRARY}
+      INTERFACE_INCLUDE_DIRECTORIES ${dpdk_INCLUDE_DIR})
+
+  #
+  # pmd_ena
+  #
+
+  add_library (dpdk::pmd_ena UNKNOWN IMPORTED)
+
+  set_target_properties (dpdk::pmd_ena
+    PROPERTIES
+      IMPORTED_LOCATION ${dpdk_PMD_ENA_LIBRARY}
+      INTERFACE_INCLUDE_DIRECTORIES ${dpdk_INCLUDE_DIR})
+
+  #
+  # pmd_enic
+  #
+
+  add_library (dpdk::pmd_enic UNKNOWN IMPORTED)
+
+  set_target_properties (dpdk::pmd_enic
+    PROPERTIES
+      IMPORTED_LOCATION ${dpdk_PMD_ENIC_LIBRARY}
+      INTERFACE_INCLUDE_DIRECTORIES ${dpdk_INCLUDE_DIR})
+
+  #
+  # pmd_fm10k
+  #
+
+  add_library (dpdk::pmd_fm10k UNKNOWN IMPORTED)
+
+  set_target_properties (dpdk::pmd_fm10k
+    PROPERTIES
+      IMPORTED_LOCATION ${dpdk_PMD_FM10K_LIBRARY}
+      INTERFACE_INCLUDE_DIRECTORIES ${dpdk_INCLUDE_DIR})
+
+  #
+  # pmd_nfp
+  #
+
+  add_library (dpdk::pmd_nfp UNKNOWN IMPORTED)
+
+  set_target_properties (dpdk::pmd_nfp
+    PROPERTIES
+      IMPORTED_LOCATION ${dpdk_PMD_NFP_LIBRARY}
+      INTERFACE_INCLUDE_DIRECTORIES ${dpdk_INCLUDE_DIR})
+
+  #
+  # pmd_qede
+  #
+
+  add_library (dpdk::pmd_qede UNKNOWN IMPORTED)
+
+  set_target_properties (dpdk::pmd_qede
+    PROPERTIES
+      IMPORTED_LOCATION ${dpdk_PMD_QEDE_LIBRARY}
+      INTERFACE_INCLUDE_DIRECTORIES ${dpdk_INCLUDE_DIR})
+
+  #
+  # pmd_sfc_efx
+  #
+
+  add_library (dpdk::pmd_sfc_efx UNKNOWN IMPORTED)
+
+  set_target_properties (dpdk::pmd_sfc_efx
+    PROPERTIES
+      IMPORTED_LOCATION ${dpdk_PMD_SFC_EFX_LIBRARY}
+      INTERFACE_INCLUDE_DIRECTORIES ${dpdk_INCLUDE_DIR})
+
+  #
+  # hash
+  #
+
+  add_library (dpdk::hash UNKNOWN IMPORTED)
+
+  set_target_properties (dpdk::hash
+    PROPERTIES
+      IMPORTED_LOCATION ${dpdk_HASH_LIBRARY}
+      INTERFACE_INCLUDE_DIRECTORIES ${dpdk_INCLUDE_DIR})
+
+  #
+  # kvargs
+  #
+
+  add_library (dpdk::kvargs UNKNOWN IMPORTED)
+
+  set_target_properties (dpdk::kvargs
+    PROPERTIES
+      IMPORTED_LOCATION ${dpdk_KVARGS_LIBRARY}
+      INTERFACE_INCLUDE_DIRECTORIES ${dpdk_INCLUDE_DIR})
+
+  #
+  # mbuf
+  #
+
+  add_library (dpdk::mbuf UNKNOWN IMPORTED)
+
+  set_target_properties (dpdk::mbuf
+    PROPERTIES
+      IMPORTED_LOCATION ${dpdk_MBUF_LIBRARY}
+      INTERFACE_INCLUDE_DIRECTORIES ${dpdk_INCLUDE_DIR}
+      INTERFACE_LINK_LIBRARIES dpdk::eal)
+
+  #
+  # eal (since dpdk 18.08, eal depends on kvargs)
+  #
+
+  add_library (dpdk::eal UNKNOWN IMPORTED)
+
+  set_target_properties (dpdk::eal
+    PROPERTIES
+      IMPORTED_LOCATION ${dpdk_EAL_LIBRARY}
+      INTERFACE_INCLUDE_DIRECTORIES ${dpdk_INCLUDE_DIR}
+      INTERFACE_LINK_LIBRARIES dpdk::kvargs)
+
+  #
+  # ethdev
+  #
+
+  add_library (dpdk::ethdev UNKNOWN IMPORTED)
+
+  set_target_properties (dpdk::ethdev
+    PROPERTIES
+      IMPORTED_LOCATION ${dpdk_ETHDEV_LIBRARY}
+      INTERFACE_INCLUDE_DIRECTORIES ${dpdk_INCLUDE_DIR}
+      INTERACE_LINK_LIBRARIES dpdk::eal)
+
+  #
+  # mempool
+  #
+
+  add_library (dpdk::mempool UNKNOWN IMPORTED)
+
+  set_target_properties (dpdk::mempool
+    PROPERTIES
+      IMPORTED_LOCATION ${dpdk_MEMPOOL_LIBRARY}
+      INTERFACE_INCLUDE_DIRECTORIES ${dpdk_INCLUDE_DIR})
+
+  #
+  # mempool_ring
+  #
+
+  add_library (dpdk::mempool_ring UNKNOWN IMPORTED)
+
+  set_target_properties (dpdk::mempool_ring
+    PROPERTIES
+      IMPORTED_LOCATION ${dpdk_MEMPOOL_RING_LIBRARY}
+      INTERFACE_INCLUDE_DIRECTORIES ${dpdk_INCLUDE_DIR})
+
+  #
+  # ring
+  #
+
+  add_library (dpdk::ring UNKNOWN IMPORTED)
+
+  set_target_properties (dpdk::ring
+    PROPERTIES
+      IMPORTED_LOCATION ${dpdk_RING_LIBRARY}
+      INTERFACE_INCLUDE_DIRECTORIES ${dpdk_INCLUDE_DIR})
+
+  #
+  # cmdline
+  #
+
+  add_library (dpdk::cmdline UNKNOWN IMPORTED)
+
+  set_target_properties (dpdk::cmdline
+    PROPERTIES
+      IMPORTED_LOCATION ${dpdk_CMDLINE_LIBRARY}
+      INTERFACE_INCLUDE_DIRECTORIES ${dpdk_INCLUDE_DIR})
+
+  #
+  # cfgfile
+  #
+
+  add_library (dpdk::cfgfile UNKNOWN IMPORTED)
+
+  set_target_properties (dpdk::cfgfile
+    PROPERTIES
+      IMPORTED_LOCATION ${dpdk_CFGFILE_LIBRARY}
+      INTERFACE_INCLUDE_DIRECTORIES ${dpdk_INCLUDE_DIR})
+
+  #
+  # net
+  #
+
+  add_library (dpdk::net UNKNOWN IMPORTED)
+
+  set_target_properties (dpdk::net
+    PROPERTIES
+      IMPORTED_LOCATION ${dpdk_NET_LIBRARY}
+      INTERFACE_INCLUDE_DIRECTORIES ${dpdk_INCLUDE_DIR})
+
+  #
+  # timer
+  #
+
+  add_library (dpdk::timer UNKNOWN IMPORTED)
+
+  set_target_properties (dpdk::timer
+    PROPERTIES
+      IMPORTED_LOCATION ${dpdk_TIMER_LIBRARY}
+      INTERFACE_INCLUDE_DIRECTORIES ${dpdk_INCLUDE_DIR})
+
+  #
+  # pci
+  #
+
+  add_library (dpdk::pci UNKNOWN IMPORTED)
+
+  set_target_properties (dpdk::pci
+    PROPERTIES
+      IMPORTED_LOCATION ${dpdk_PCI_LIBRARY}
+      INTERFACE_INCLUDE_DIRECTORIES ${dpdk_INCLUDE_DIR})
+
+  #
+  # bus_pci
+  #
+
+  add_library (dpdk::bus_pci UNKNOWN IMPORTED)
+
+  set_target_properties (dpdk::bus_pci
+    PROPERTIES
+      IMPORTED_LOCATION ${dpdk_BUS_PCI_LIBRARY}
+      INTERFACE_INCLUDE_DIRECTORIES ${dpdk_INCLUDE_DIR})
+
+  #
+  # bus_vdev
+  #
+
+  add_library (dpdk::bus_vdev UNKNOWN IMPORTED)
+
+  set_target_properties (dpdk::bus_vdev
+    PROPERTIES
+      IMPORTED_LOCATION ${dpdk_BUS_VDEV_LIBRARY}
+      INTERFACE_INCLUDE_DIRECTORIES ${dpdk_INCLUDE_DIR})
+
+  #
+  # Summary.
+  #
+
+  add_library (dpdk::dpdk INTERFACE IMPORTED)
+
+  set (_dpdk_libraries
+    dpdk::cfgfile
+    dpdk::cmdline
+    dpdk::eal
+    dpdk::ethdev
+    dpdk::hash
+    dpdk::kvargs
+    dpdk::mbuf
+    dpdk::mempool
+    dpdk::mempool_ring
+    dpdk::pmd_bnxt
+    dpdk::pmd_cxgbe
+    dpdk::pmd_e1000
+    dpdk::pmd_ena
+    dpdk::pmd_enic
+    dpdk::pmd_qede
+    dpdk::pmd_i40e
+    dpdk::pmd_ixgbe
+    dpdk::pmd_nfp
+    dpdk::pmd_ring
+    dpdk::pmd_vmxnet3_uio
+    dpdk::ring
+    dpdk::net
+    dpdk::timer
+    dpdk::pci
+    dpdk::bus_pci
+    dpdk::bus_vdev)
+
+  if (CMAKE_SYSTEM_PROCESSOR MATCHES "x86_64")
+    set (_dpdk_libraries
+      ${_dpdk_libraries}
+      dpdk::pmd_fm10k
+      dpdk::pmd_sfc_efx)
+  endif()
+
+  set_target_properties (dpdk::dpdk
+    PROPERTIES
+      INTERFACE_LINK_LIBRARIES "${_dpdk_libraries}")
+endif ()
diff --git a/src/seastar/cmake/Findhwloc.cmake b/src/seastar/cmake/Findhwloc.cmake
new file mode 100644
index 000000000..e5a8ead24
--- /dev/null
+++ b/src/seastar/cmake/Findhwloc.cmake
@@ -0,0 +1,61 @@
+#
+# This file is open source software, licensed to you under the terms
+# of the Apache License, Version 2.0 (the "License").  See the NOTICE file
+# distributed with this work for additional information regarding copyright
+# ownership.  You may not use this file except in compliance with the License.
+#
+# You may obtain a copy of the License at
+#
+#   http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing,
+# software distributed under the License is distributed on an
+# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+# KIND, either express or implied.  See the License for the
+# specific language governing permissions and limitations
+# under the License.
+#
+
+#
+# Copyright (C) 2018 Scylladb, Ltd.
+#
+
+find_package (PkgConfig REQUIRED)
+
+pkg_search_module (hwloc_PC hwloc)
+
+find_library (hwloc_LIBRARY
+  NAMES hwloc
+  HINTS
+    ${hwloc_PC_LIBDIR}
+    ${hwloc_PC_LIBRARY_DIRS})
+
+find_path (hwloc_INCLUDE_DIR
+  NAMES hwloc.h
+  HINTS
+    ${hwloc_PC_INCLUDEDIR}
+    ${hwloc_PC_INCLUDEDIRS})
+
+mark_as_advanced (
+  hwloc_LIBRARY
+  hwloc_INCLUDE_DIR)
+
+include (FindPackageHandleStandardArgs)
+
+find_package_handle_standard_args (hwloc
+  REQUIRED_VARS
+    hwloc_LIBRARY
+    hwloc_INCLUDE_DIR
+  VERSION_VAR hwloc_PC_VERSION)
+
+set (hwloc_LIBRARIES ${hwloc_LIBRARY})
+set (hwloc_INCLUDE_DIRS ${hwloc_INCLUDE_DIR})
+
+if (hwloc_FOUND AND NOT (TARGET hwloc::hwloc))
+  add_library (hwloc::hwloc UNKNOWN IMPORTED)
+
+  set_target_properties (hwloc::hwloc
+    PROPERTIES
+      IMPORTED_LOCATION ${hwloc_LIBRARY}
+      INTERFACE_INCLUDE_DIRECTORIES ${hwloc_INCLUDE_DIRS})
+endif ()
diff --git a/src/seastar/cmake/Findlksctp-tools.cmake b/src/seastar/cmake/Findlksctp-tools.cmake
new file mode 100644
index 000000000..c048edf60
--- /dev/null
+++ b/src/seastar/cmake/Findlksctp-tools.cmake
@@ -0,0 +1,54 @@
+#
+# This file is open source software, licensed to you under the terms
+# of the Apache License, Version 2.0 (the "License").  See the NOTICE file
+# distributed with this work for additional information regarding copyright
+# ownership.  You may not use this file except in compliance with the License.
+#
+# You may obtain a copy of the License at
+#
+#   http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing,
+# software distributed under the License is distributed on an
+# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+# KIND, either express or implied.  See the License for the
+# specific language governing permissions and limitations
+# under the License.
+#
+
+#
+# Copyright (C) 2018 Scylladb, Ltd.
+#
+
+find_library (lksctp-tools_LIBRARY
+  NAMES sctp)
+
+find_path (lksctp-tools_INCLUDE_DIR
+  NAMES netinet/sctp.h)
+
+mark_as_advanced (
+  lksctp-tools_LIBRARY
+  lksctp-tools_INCLUDE_DIR)
+
+include (FindPackageHandleStandardArgs)
+
+find_package_handle_standard_args (lksctp-tools
+  REQUIRED_VARS
+    lksctp-tools_LIBRARY
+    lksctp-tools_INCLUDE_DIR)
+
+set (lksctp-tools_LIBRARIES ${lksctp-tools_LIBRARY})
+set (lksctp-tools_INCLUDE_DIRS ${lksctp-tools_INCLUDE_DIR})
+
+if (lksctp-tools_FOUND AND NOT (TARGET lksctp-tools::lksctp-tools))
+  add_library (lksctp-tools::lksctp-tools UNKNOWN IMPORTED)
+
+  set_target_properties (lksctp-tools::lksctp-tools
+    PROPERTIES
+      IMPORTED_LOCATION ${lksctp-tools_LIBRARIES}
+      INTERFACE_INCLUDE_DIRECTORIES ${lksctp-tools_INCLUDE_DIRS})
+endif ()
+
+mark_as_advanced (
+  lksctp-tools_INCLUDE_DIR
+  lksctp-tools_LIBRARY)
diff --git a/src/seastar/cmake/Findlz4.cmake b/src/seastar/cmake/Findlz4.cmake
new file mode 100644
index 000000000..e0c773540
--- /dev/null
+++ b/src/seastar/cmake/Findlz4.cmake
@@ -0,0 +1,70 @@
+#
+# This file is open source software, licensed to you under the terms
+# of the Apache License, Version 2.0 (the "License").  See the NOTICE file
+# distributed with this work for additional information regarding copyright
+# ownership.  You may not use this file except in compliance with the License.
+#
+# You may obtain a copy of the License at
+#
+#   http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing,
+# software distributed under the License is distributed on an
+# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+# KIND, either express or implied.  See the License for the
+# specific language governing permissions and limitations
+# under the License.
+#
+
+#
+# Copyright (C) 2018 Scylladb, Ltd.
+#
+
+find_package (PkgConfig REQUIRED)
+
+pkg_search_module (lz4_PC liblz4)
+
+find_library (lz4_LIBRARY
+  NAMES lz4
+  HINTS
+    ${lz4_PC_LIBDIR}
+    ${lz4_PC_LIBRARY_DIRS})
+
+find_path (lz4_INCLUDE_DIR
+  NAMES lz4.h
+  HINTS
+    ${lz4_PC_INCLUDEDIR}
+    ${lz4_PC_INCLUDEDIRS})
+
+mark_as_advanced (
+  lz4_LIBRARY
+  lz4_INCLUDE_DIR)
+
+include (FindPackageHandleStandardArgs)
+
+find_package_handle_standard_args (lz4
+  REQUIRED_VARS
+    lz4_LIBRARY
+    lz4_INCLUDE_DIR
+  VERSION_VAR lz4_PC_VERSION)
+
+set (lz4_LIBRARIES ${lz4_LIBRARY})
+set (lz4_INCLUDE_DIRS ${lz4_INCLUDE_DIR})
+
+if (lz4_FOUND)
+  set (CMAKE_REQUIRED_LIBRARIES ${lz4_LIBRARY})
+  include (CheckSymbolExists)
+
+  check_symbol_exists (LZ4_compress_default
+    ${lz4_INCLUDE_DIR}/lz4.h
+    lz4_HAVE_COMPRESS_DEFAULT)
+endif ()
+
+if (lz4_FOUND AND NOT (TARGET lz4::lz4))
+  add_library (lz4::lz4 UNKNOWN IMPORTED)
+
+  set_target_properties (lz4::lz4
+    PROPERTIES
+      IMPORTED_LOCATION ${lz4_LIBRARY}
+      INTERFACE_INCLUDE_DIRECTORIES ${lz4_INCLUDE_DIRS})
+endif ()
diff --git a/src/seastar/cmake/Findnumactl.cmake b/src/seastar/cmake/Findnumactl.cmake
new file mode 100644
index 000000000..82f015274
--- /dev/null
+++ b/src/seastar/cmake/Findnumactl.cmake
@@ -0,0 +1,50 @@
+#
+# This file is open source software, licensed to you under the terms
+# of the Apache License, Version 2.0 (the "License").  See the NOTICE file
+# distributed with this work for additional information regarding copyright
+# ownership.  You may not use this file except in compliance with the License.
+#
+# You may obtain a copy of the License at
+#
+#   http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing,
+# software distributed under the License is distributed on an
+# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+# KIND, either express or implied.  See the License for the
+# specific language governing permissions and limitations
+# under the License.
+#
+
+#
+# Copyright (C) 2018 Scylladb, Ltd.
+#
+
+find_path (numactl_INCLUDE_DIR
+  NAMES numaif.h)
+
+find_library (numactl_LIBRARY
+  NAMES numa)
+
+mark_as_advanced (
+  numactl_INCLUDE_DIR
+  numactl_LIBRARY)
+
+include (FindPackageHandleStandardArgs)
+
+find_package_handle_standard_args (numactl
+  REQUIRED_VARS
+    numactl_LIBRARY
+    numactl_INCLUDE_DIR)
+
+set (numactl_INCLUDE_DIRS ${numactl_INCLUDE_DIR})
+set (numactl_LIBRARIES ${numactl_LIBRARY})
+
+if (numactl_FOUND AND NOT (TARGET numactl::numactl))
+  add_library (numactl::numactl UNKNOWN IMPORTED)
+
+  set_target_properties (numactl::numactl
+    PROPERTIES
+      IMPORTED_LOCATION ${numactl_LIBRARIES}
+      INTERFACE_INCLUDE_DIRECTORIES ${numactl_INCLUDE_DIRS})
+endif ()
diff --git a/src/seastar/cmake/Findragel.cmake b/src/seastar/cmake/Findragel.cmake
new file mode 100644
index 000000000..7bea8735b
--- /dev/null
+++ b/src/seastar/cmake/Findragel.cmake
@@ -0,0 +1,45 @@
+#
+# This file is open source software, licensed to you under the terms
+# of the Apache License, Version 2.0 (the "License").  See the NOTICE file
+# distributed with this work for additional information regarding copyright
+# ownership.  You may not use this file except in compliance with the License.
+#
+# You may obtain a copy of the License at
+#
+#   http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing,
+# software distributed under the License is distributed on an
+# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+# KIND, either express or implied.  See the License for the
+# specific language governing permissions and limitations
+# under the License.
+#
+
+#
+# Copyright (C) 2018 Scylladb, Ltd.
+#
+
+find_program (
+  ragel_RAGEL_EXECUTABLE
+  ragel)
+
+mark_as_advanced (ragel_RAGEL_EXECUTABLE)
+
+set (_ragel_version_pattern "[0-9]+\\.[0-9]+\\.[0-9]+(\\.[0-9]+)?")
+
+if (ragel_RAGEL_EXECUTABLE)
+  set (ragel_FOUND ON)
+
+  exec_program (${ragel_RAGEL_EXECUTABLE}
+    ARGS -v
+    OUTPUT_VARIABLE _ragel_version_output)
+
+  if (${_ragel_version_output} MATCHES "version (${_ragel_version_pattern})")
+    set (ragel_VERSION ${CMAKE_MATCH_1})
+  endif ()
+endif ()
+
+find_package_handle_standard_args (ragel
+  REQUIRED_VARS ragel_RAGEL_EXECUTABLE
+  VERSION_VAR ragel_VERSION)
diff --git a/src/seastar/cmake/Findrt.cmake b/src/seastar/cmake/Findrt.cmake
new file mode 100644
index 000000000..359043c0e
--- /dev/null
+++ b/src/seastar/cmake/Findrt.cmake
@@ -0,0 +1,57 @@
+#
+# This file is open source software, licensed to you under the terms
+# of the Apache License, Version 2.0 (the "License").  See the NOTICE file
+# distributed with this work for additional information regarding copyright
+# ownership.  You may not use this file except in compliance with the License.
+#
+# You may obtain a copy of the License at
+#
+#   http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing,
+# software distributed under the License is distributed on an
+# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+# KIND, either express or implied.  See the License for the
+# specific language governing permissions and limitations
+# under the License.
+#
+
+#
+# Copyright (C) 2018 Scylladb, Ltd.
+#
+
+set (_rt_test_source ${CMAKE_CURRENT_LIST_DIR}/code_tests/rt_test.cc)
+
+# Try to compile without the library first.
+try_compile (rt_NO_EXPLICIT_LINK
+  ${CMAKE_CURRENT_BINARY_DIR}
+  SOURCES ${_rt_test_source})
+
+if (rt_NO_EXPLICIT_LINK)
+  set (rt_FOUND yes)
+else ()
+  # The `rt` library is required.
+
+  try_compile (_rt_test
+    ${CMAKE_CURRENT_BINARY_DIR}
+    SOURCES ${_rt_test_source}
+    LINK_LIBRARIES rt)
+
+  if (_rt_test)
+    set (rt_LIBRARY_NAME rt)
+    set (rt_LIBRARIES -l${rt_LIBRARY_NAME})
+  endif ()
+
+  include (FindPackageHandleStandardArgs)
+
+  find_package_handle_standard_args (rt
+    REQUIRED_VARS rt_LIBRARIES)
+endif ()
+
+if (rt_FOUND AND NOT (TARGET rt::rt))
+  add_library (rt::rt INTERFACE IMPORTED)
+
+  set_target_properties (rt::rt
+    PROPERTIES
+      INTERFACE_LINK_LIBRARIES "${rt_LIBRARIES}")
+endif ()
diff --git a/src/seastar/cmake/Findyaml-cpp.cmake b/src/seastar/cmake/Findyaml-cpp.cmake
new file mode 100644
index 000000000..d1e135737
--- /dev/null
+++ b/src/seastar/cmake/Findyaml-cpp.cmake
@@ -0,0 +1,62 @@
+#
+# This file is open source software, licensed to you under the terms
+# of the Apache License, Version 2.0 (the "License").  See the NOTICE file
+# distributed with this work for additional information regarding copyright
+# ownership.  You may not use this file except in compliance with the License.
+#
+# You may obtain a copy of the License at
+#
+#   http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing,
+# software distributed under the License is distributed on an
+# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+# KIND, either express or implied.  See the License for the
+# specific language governing permissions and limitations
+# under the License.
+#
+
+#
+# Copyright (C) 2018 Scylladb, Ltd.
+#
+
+find_package (PkgConfig REQUIRED)
+
+pkg_search_module (yaml-cpp_PC yaml-cpp)
+
+find_library (yaml-cpp_LIBRARY
+  NAMES yaml-cpp
+  HINTS
+    ${yaml-cpp_PC_LIBDIR}
+    ${yaml-cpp_PC_LIBRARY_DIRS})
+
+find_path (yaml-cpp_INCLUDE_DIR
+  NAMES yaml-cpp/yaml.h
+  PATH_SUFFIXES yaml-cpp
+  HINTS
+    ${yaml-cpp_PC_INCLUDEDIR}
+    ${yaml-cpp_PC_INCLUDE_DIRS})
+
+mark_as_advanced (
+  yaml-cpp_LIBRARY
+  yaml-cpp_INCLUDE_DIR)
+
+include (FindPackageHandleStandardArgs)
+
+find_package_handle_standard_args (yaml-cpp
+  REQUIRED_VARS
+    yaml-cpp_LIBRARY
+    yaml-cpp_INCLUDE_DIR
+  VERSION_VAR yaml-cpp_PC_VERSION)
+
+set (yaml-cpp_LIBRARIES ${yaml-cpp_LIBRARY})
+set (yaml-cpp_INCLUDE_DIRS ${yaml-cpp_INCLUDE_DIR})
+
+if (yaml-cpp_FOUND AND NOT (TARGET yaml-cpp::yaml-cpp))
+  add_library (yaml-cpp::yaml-cpp UNKNOWN IMPORTED)
+
+  set_target_properties (yaml-cpp::yaml-cpp
+    PROPERTIES
+      IMPORTED_LOCATION ${yaml-cpp_LIBRARY}
+      INTERFACE_INCLUDE_DIRECTORIES ${yaml-cpp_INCLUDE_DIRS})
+endif ()
diff --git a/src/seastar/cmake/SeastarConfig.cmake.in b/src/seastar/cmake/SeastarConfig.cmake.in
new file mode 100644
index 000000000..9fc8bd3de
--- /dev/null
+++ b/src/seastar/cmake/SeastarConfig.cmake.in
@@ -0,0 +1,37 @@
+#
+# This file is open source software, licensed to you under the terms
+# of the Apache License, Version 2.0 (the "License").  See the NOTICE file
+# distributed with this work for additional information regarding copyright
+# ownership.  You may not use this file except in compliance with the License.
+#
+# You may obtain a copy of the License at
+#
+#   http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing,
+# software distributed under the License is distributed on an
+# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+# KIND, either express or implied.  See the License for the
+# specific language governing permissions and limitations
+# under the License.
+#
+
+#
+# Copyright (C) 2018 Scylladb, Ltd.
+#
+
+# We would like to use `find_dependency`, but it is not supported properly until CMake 3.8.
+#include (FindDependencyMacro)
+
+list (APPEND CMAKE_MODULE_PATH ${CMAKE_CURRENT_LIST_DIR})
+
+#
+# Dependencies.
+#
+
+include (SeastarDependencies)
+seastar_find_dependencies ()
+
+if (NOT TARGET Seastar::seastar)
+  include ("${CMAKE_CURRENT_LIST_DIR}/SeastarTargets.cmake")
+endif ()
diff --git a/src/seastar/cmake/SeastarDependencies.cmake b/src/seastar/cmake/SeastarDependencies.cmake
new file mode 100644
index 000000000..ca841352c
--- /dev/null
+++ b/src/seastar/cmake/SeastarDependencies.cmake
@@ -0,0 +1,100 @@
+#
+# This file is open source software, licensed to you under the terms
+# of the Apache License, Version 2.0 (the "License").  See the NOTICE file
+# distributed with this work for additional information regarding copyright
+# ownership.  You may not use this file except in compliance with the License.
+#
+# You may obtain a copy of the License at
+#
+#   http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing,
+# software distributed under the License is distributed on an
+# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+# KIND, either express or implied.  See the License for the
+# specific language governing permissions and limitations
+# under the License.
+#
+
+#
+# Copyright (C) 2019 Scylladb, Ltd.
+#
+
+#
+# CMake bundles `FindBoost.cmake`, which is coupled to the Boost version. If
+# we're on a system without a recent enough version of `FindBoost.cmake`, then
+# we need to use the one bundled with Seastar.
+#
+# The "real" FIND_PACKAGE invocation for Boost is inside SEASTAR_FIND_DEPENDENCIES.
+#
+
+# Be consistent in results from FindBoost.cmake.
+# This is required because cmake-boost may return to Boost_{component}_LIBRARY:
+# - /usr/lib64/libboost_foo.so
+# - Boost::foo
+set (Boost_NO_BOOST_CMAKE ON)
+
+# This is the minimum version of Boost we need the CMake-bundled `FindBoost.cmake` to know about.
+find_package (Boost 1.64 MODULE)
+
+#
+# Iterate through the dependency list defined below and execute `find_package`
+# with the corresponding configuration for each 3rd-party dependency.
+#
+macro (seastar_find_dependencies)
+  #
+  # List of Seastar dependencies that is meant to be used
+  # both in Seastar configuration and by clients which
+  # consume Seastar via SeastarConfig.cmake.
+  #
+  set (_seastar_all_dependencies
+    # Public dependencies.
+    Boost
+    c-ares
+    cryptopp
+    dpdk # No version information published.
+    fmt
+    lz4
+    # Private and private/public dependencies.
+    Concepts
+    GnuTLS
+    LinuxMembarrier
+    Protobuf
+    Sanitizers
+    StdAtomic
+    hwloc
+    lksctp-tools # No version information published.
+    numactl # No version information published.
+    rt
+    yaml-cpp)
+
+  # Arguments to `find_package` for each 3rd-party dependency.
+  # Note that the version specification is a "minimal" version requirement.
+
+  # `unit_test_framework` is not required in the case we are building Seastar
+  # without the testing library, however the component is always specified as required
+  # to keep the CMake code minimalistic and easy-to-use.
+  set (_seastar_dep_args_Boost
+    1.64.0
+    COMPONENTS
+      program_options
+      thread
+      unit_test_framework
+    REQUIRED)
+
+  set (_seastar_dep_args_c-ares 1.13 REQUIRED)
+  set (_seastar_dep_args_cryptopp 5.6.5 REQUIRED)
+  set (_seastar_dep_args_fmt 5.0.0 REQUIRED)
+  set (_seastar_dep_args_lz4 1.7.3 REQUIRED)
+  set (_seastar_dep_args_GnuTLS 3.3.26 REQUIRED)
+  set (_seastar_dep_args_Protobuf 2.5.0 REQUIRED)
+  set (_seastar_dep_args_StdAtomic REQUIRED)
+  set (_seastar_dep_args_hwloc 1.11.2)
+  set (_seastar_dep_args_lksctp-tools REQUIRED)
+  set (_seastar_dep_args_rt REQUIRED)
+  set (_seastar_dep_args_yaml-cpp 0.5.1 REQUIRED)
+
+  foreach (third_party ${_seastar_all_dependencies})
+    find_package ("${third_party}" ${_seastar_dep_args_${third_party}})
+  endforeach ()
+endmacro ()
diff --git a/src/seastar/cmake/code_tests/Concepts_test.cc b/src/seastar/cmake/code_tests/Concepts_test.cc
new file mode 100644
index 000000000..4644393aa
--- /dev/null
+++ b/src/seastar/cmake/code_tests/Concepts_test.cc
@@ -0,0 +1,3 @@
+#if __cpp_concepts == 201507
+int main() { return 0; }
+#endif
diff --git a/src/seastar/cmake/code_tests/LinuxMembarrier_test.cc b/src/seastar/cmake/code_tests/LinuxMembarrier_test.cc
new file mode 100644
index 000000000..7cb1fdfb0
--- /dev/null
+++ b/src/seastar/cmake/code_tests/LinuxMembarrier_test.cc
@@ -0,0 +1,8 @@
+extern "C" {
+#include <linux/membarrier.h>
+}
+
+int main() {
+    int x = MEMBARRIER_CMD_PRIVATE_EXPEDITED | MEMBARRIER_CMD_REGISTER_PRIVATE_EXPEDITED;
+    (void)x;
+}
diff --git a/src/seastar/cmake/code_tests/Sanitizers_fiber_test.cc b/src/seastar/cmake/code_tests/Sanitizers_fiber_test.cc
new file mode 100644
index 000000000..9df531f26
--- /dev/null
+++ b/src/seastar/cmake/code_tests/Sanitizers_fiber_test.cc
@@ -0,0 +1,11 @@
+#include <cstddef>
+
+extern "C" {
+    void __sanitizer_start_switch_fiber(void**, const void*, size_t);
+    void __sanitizer_finish_switch_fiber(void*, const void**, size_t*);
+}
+
+int main() {
+    __sanitizer_start_switch_fiber(nullptr, nullptr, 0);
+    __sanitizer_finish_switch_fiber(nullptr, nullptr, nullptr);
+}
diff --git a/src/seastar/cmake/code_tests/rt_test.cc b/src/seastar/cmake/code_tests/rt_test.cc
new file mode 100644
index 000000000..c0bf83e32
--- /dev/null
+++ b/src/seastar/cmake/code_tests/rt_test.cc
@@ -0,0 +1,10 @@
+extern "C" {
+#include <signal.h>
+#include <time.h>
+}
+
+int main() {
+    timer_t td;
+    struct sigevent sev;
+    timer_create(CLOCK_MONOTONIC, &sev, &td);
+}
diff --git a/src/seastar/cmake/dpdk_configure.cmake b/src/seastar/cmake/dpdk_configure.cmake
new file mode 100644
index 000000000..46b9bb759
--- /dev/null
+++ b/src/seastar/cmake/dpdk_configure.cmake
@@ -0,0 +1,41 @@
+#
+# This file is open source software, licensed to you under the terms
+# of the Apache License, Version 2.0 (the "License").  See the NOTICE file
+# distributed with this work for additional information regarding copyright
+# ownership.  You may not use this file except in compliance with the License.
+#
+# You may obtain a copy of the License at
+#
+#   http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing,
+# software distributed under the License is distributed on an
+# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+# KIND, either express or implied.  See the License for the
+# specific language governing permissions and limitations
+# under the License.
+#
+
+#
+# Copyright (C) 2018 Scylladb, Ltd.
+#
+
+file (READ ${Seastar_DPDK_CONFIG_FILE_IN} dpdk_config)
+file (STRINGS ${Seastar_DPDK_CONFIG_FILE_CHANGES} dpdk_config_changes)
+set (word_pattern "[^\n\r \t]+")
+
+foreach (var ${dpdk_config_changes})
+  if (var MATCHES "(${word_pattern})=(${word_pattern})")
+    set (key ${CMAKE_MATCH_1})
+    set (value ${CMAKE_MATCH_2})
+
+    string (REGEX REPLACE
+      "${key}=${word_pattern}"
+      "${key}=${value}"
+      dpdk_config
+      ${dpdk_config})
+  endif ()
+endforeach ()
+
+file (WRITE ${Seastar_DPDK_CONFIG_FILE_OUT} ${dpdk_config})
+file (APPEND ${Seastar_DPDK_CONFIG_FILE_OUT} "CONFIG_RTE_MACHINE=${Seastar_DPDK_MACHINE}")