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qt6-bb10/cmake/QtPublicSbomGenerationHelpe...

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# Copyright (C) 2024 The Qt Company Ltd.
# Copyright (C) 2023-2024 Jochem Rutgers
# SPDX-License-Identifier: MIT AND BSD-3-Clause
# Helper to set a single arg option to a default value if not set.
function(qt_internal_sbom_set_default_option_value option_name default)
if(NOT arg_${option_name})
set(arg_${option_name} "${default}" PARENT_SCOPE)
endif()
endfunction()
# Helper to set a single arg option to a default value if not set.
# Errors out if the end value is empty. Including if the default value was empty.
function(qt_internal_sbom_set_default_option_value_and_error_if_empty option_name default)
qt_internal_sbom_set_default_option_value("${option_name}" "${default}")
if(NOT arg_${option_name})
message(FATAL_ERROR "Specifying a non-empty ${option_name} is required")
endif()
endfunction()
# Computes the current platform CPE.
# Mostly matches the OS and architecture.
function(_qt_internal_sbom_get_platform_cpe out_var)
set(cpe "")
if(CMAKE_SYSTEM_PROCESSOR)
set(system_processor "${CMAKE_SYSTEM_PROCESSOR}")
else()
set(system_processor "*")
endif()
if(WIN32)
if("${CMAKE_SYSTEM_PROCESSOR}" STREQUAL "AMD64")
set(arch "x64")
elseif("${CMAKE_SYSTEM_PROCESSOR}" STREQUAL "IA64")
set(arch "x64")
elseif("${CMAKE_SYSTEM_PROCESSOR}" STREQUAL "ARM64")
set(arch "arm64")
elseif("${CMAKE_SYSTEM_PROCESSOR}" STREQUAL "X86")
set(arch "x86")
elseif(CMAKE_CXX_COMPILER MATCHES "64")
set(arch "x64")
elseif(CMAKE_CXX_COMPILER MATCHES "86")
set(arch "x86")
else()
set(arch "*")
endif()
if("${CMAKE_SYSTEM_VERSION}" STREQUAL "6.1")
set(cpe "cpe:2.3:o:microsoft:windows_7:-:*:*:*:*:*:${arch}:*")
elseif("${CMAKE_SYSTEM_VERSION}" STREQUAL "6.2")
set(cpe "cpe:2.3:o:microsoft:windows_8:-:*:*:*:*:*:${arch}:*")
elseif("${CMAKE_SYSTEM_VERSION}" STREQUAL "6.3")
set(cpe "cpe:2.3:o:microsoft:windows_8.1:-:*:*:*:*:*:${arch}:*")
elseif("${CMAKE_SYSTEM_VERSION}" GREATER_EQUAL 10)
set(cpe "cpe:2.3:o:microsoft:windows_10:-:*:*:*:*:*:${arch}:*")
else()
set(cpe "cpe:2.3:o:microsoft:windows:-:*:*:*:*:*:${arch}:*")
endif()
elseif(APPLE)
set(cpe "cpe:2.3:o:apple:mac_os:*:*:*:*:*:*:${system_processor}:*")
elseif(UNIX)
set(cpe "cpe:2.3:o:*:*:-:*:*:*:*:*:${system_processor}:*")
elseif(CMAKE_SYSTEM_PROCESSOR MATCHES "arm")
set(cpe "cpe:2.3:o:arm:arm:-:*:*:*:*:*:*:*")
else()
message(DEBUG "Can't compute CPE for unsupported platform")
set(cpe "cpe:2.3:o:*:*:-:*:*:*:*:*:*:*")
endif()
set(${out_var} "${cpe}" PARENT_SCOPE)
endfunction()
# Helper that returns the directory where the intermediate sbom files will be generated.
function(_qt_internal_get_current_project_sbom_dir out_var)
set(sbom_dir "${PROJECT_BINARY_DIR}/qt_sbom")
set(${out_var} "${sbom_dir}" PARENT_SCOPE)
endfunction()
# Helper to return the path to staging spdx file, where content will be incrementally appended to.
function(_qt_internal_get_staging_area_spdx_file_path out_var)
_qt_internal_get_current_project_sbom_dir(sbom_dir)
_qt_internal_sbom_get_root_project_name_lower_case(repo_project_name_lowercase)
set(staging_area_spdx_file "${sbom_dir}/staging-${repo_project_name_lowercase}.spdx.in")
set(${out_var} "${staging_area_spdx_file}" PARENT_SCOPE)
endfunction()
# Starts recording information for the generation of an sbom for a project.
# The intermediate files that generate the sbom are generated at cmake generation time, but are only
# actually run at build time or install time.
# The files are tracked in cmake global properties.
function(_qt_internal_sbom_begin_project_generate)
set(opt_args "")
set(single_args
OUTPUT
LICENSE
COPYRIGHT
DOWNLOAD_LOCATION
PROJECT
PROJECT_FOR_SPDX_ID
SUPPLIER
SUPPLIER_URL
NAMESPACE
CPE
OUT_VAR_PROJECT_SPDX_ID
)
set(multi_args "")
cmake_parse_arguments(PARSE_ARGV 0 arg "${opt_args}" "${single_args}" "${multi_args}")
_qt_internal_validate_all_args_are_parsed(arg)
string(TIMESTAMP current_utc UTC)
string(TIMESTAMP current_year "%Y" UTC)
qt_internal_sbom_set_default_option_value(PROJECT "${PROJECT_NAME}")
set(default_sbom_file_name
"${arg_PROJECT}/${arg_PROJECT}-sbom-${QT_SBOM_GIT_VERSION_PATH}.spdx")
set(default_install_sbom_path
"${CMAKE_INSTALL_PREFIX}/${CMAKE_INSTALL_DATAROOTDIR}/${default_sbom_file_name}")
qt_internal_sbom_set_default_option_value(OUTPUT "${default_install_sbom_path}")
qt_internal_sbom_set_default_option_value(LICENSE "NOASSERTION")
qt_internal_sbom_set_default_option_value(PROJECT_FOR_SPDX "${PROJECT_NAME}")
qt_internal_sbom_set_default_option_value_and_error_if_empty(SUPPLIER "")
qt_internal_sbom_set_default_option_value(COPYRIGHT "${current_year} ${arg_SUPPLIER}")
qt_internal_sbom_set_default_option_value_and_error_if_empty(SUPPLIER_URL
"${PROJECT_HOMEPAGE_URL}")
qt_internal_sbom_set_default_option_value(NAMESPACE
"${arg_SUPPLIER}/spdxdocs/${arg_PROJECT}-${QT_SBOM_GIT_VERSION}")
if(arg_CPE)
set(QT_SBOM_CPE "${arg_CPE}")
else()
_qt_internal_sbom_get_platform_cpe(platform_cpe)
set(QT_SBOM_CPE "${platform_cpe}")
endif()
string(REGEX REPLACE "[^A-Za-z0-9.]+" "-" arg_PROJECT_FOR_SPDX_ID "${arg_PROJECT_FOR_SPDX_ID}")
string(REGEX REPLACE "-+$" "" arg_PROJECT_FOR_SPDX_ID "${arg_PROJECT_FOR_SPDX_ID}")
# Prevent collision with other generated SPDXID with -[0-9]+ suffix.
string(REGEX REPLACE "-([0-9]+)$" "\\1" arg_PROJECT_FOR_SPDX_ID "${arg_PROJECT_FOR_SPDX_ID}")
set(project_spdx_id "SPDXRef-${arg_PROJECT_FOR_SPDX_ID}")
if(arg_OUT_VAR_PROJECT_SPDX_ID)
set(${arg_OUT_VAR_PROJECT_SPDX_ID} "${project_spdx_id}" PARENT_SCOPE)
endif()
get_filename_component(doc_name "${arg_OUTPUT}" NAME_WLE)
get_cmake_property(is_multi_config GENERATOR_IS_MULTI_CONFIG)
if(is_multi_config)
set(cmake_configs "${CMAKE_CONFIGURATION_TYPES}")
else()
set(cmake_configs "${CMAKE_BUILD_TYPE}")
endif()
qt_internal_sbom_set_default_option_value(DOWNLOAD_LOCATION "NOASSERTION")
set(content
"SPDXVersion: SPDX-2.3
DataLicense: CC0-1.0
SPDXID: SPDXRef-DOCUMENT
DocumentName: ${doc_name}
DocumentNamespace: ${arg_NAMESPACE}
Creator: Organization: ${arg_SUPPLIER}
Creator: Tool: Qt Build System
CreatorComment: <text>This SPDX document was created from CMake ${CMAKE_VERSION}, using the qt
build system from https://code.qt.io/cgit/qt/qtbase.git/tree/cmake/QtPublicSbomHelpers.cmake</text>
Created: ${current_utc}\${QT_SBOM_EXTERNAL_DOC_REFS}
PackageName: ${CMAKE_CXX_COMPILER_ID}
SPDXID: SPDXRef-compiler
PackageVersion: ${CMAKE_CXX_COMPILER_VERSION}
PackageDownloadLocation: NOASSERTION
PackageLicenseConcluded: NOASSERTION
PackageLicenseDeclared: NOASSERTION
PackageCopyrightText: NOASSERTION
PackageSupplier: Organization: Anonymous
FilesAnalyzed: false
PackageSummary: <text>The compiler as identified by CMake, running on ${CMAKE_HOST_SYSTEM_NAME} (${CMAKE_HOST_SYSTEM_PROCESSOR})</text>
PrimaryPackagePurpose: APPLICATION
Relationship: SPDXRef-compiler BUILD_DEPENDENCY_OF ${project_spdx_id}
RelationshipComment: <text>${project_spdx_id} is built by compiler ${CMAKE_CXX_COMPILER_ID} (${CMAKE_CXX_COMPILER}) version ${CMAKE_CXX_COMPILER_VERSION}</text>
PackageName: ${arg_PROJECT}
SPDXID: ${project_spdx_id}
ExternalRef: SECURITY cpe23Type ${QT_SBOM_CPE}
ExternalRef: PACKAGE-MANAGER purl pkg:generic/${arg_SUPPLIER}/${arg_PROJECT}@${QT_SBOM_GIT_VERSION}
PackageVersion: ${QT_SBOM_GIT_VERSION}
PackageSupplier: Organization: ${arg_SUPPLIER}
PackageDownloadLocation: ${arg_DOWNLOAD_LOCATION}
PackageLicenseConcluded: ${arg_LICENSE}
PackageLicenseDeclared: ${arg_LICENSE}
PackageCopyrightText: ${arg_COPYRIGHT}
PackageHomePage: ${arg_SUPPLIER_URL}
PackageComment: <text>Built by CMake ${CMAKE_VERSION} with ${cmake_configs} configuration for ${CMAKE_SYSTEM_NAME} (${CMAKE_SYSTEM_PROCESSOR})</text>
PackageVerificationCode: \${QT_SBOM_VERIFICATION_CODE}
BuiltDate: ${current_utc}
Relationship: SPDXRef-DOCUMENT DESCRIBES ${project_spdx_id}
")
# Create the directory that will contain all sbom related files.
_qt_internal_get_current_project_sbom_dir(sbom_dir)
file(MAKE_DIRECTORY "${sbom_dir}")
# Generate project document intro spdx file.
_qt_internal_sbom_get_root_project_name_lower_case(repo_project_name_lowercase)
set(document_intro_file_name
"${sbom_dir}/SPDXRef-DOCUMENT-${repo_project_name_lowercase}.spdx.in")
file(GENERATE OUTPUT "${document_intro_file_name}" CONTENT "${content}")
# This is the file that will be incrementally assembled by having content appended to it.
_qt_internal_get_staging_area_spdx_file_path(staging_area_spdx_file)
get_filename_component(computed_sbom_file_name "${arg_OUTPUT}" NAME_WLE)
get_filename_component(computed_sbom_file_name_ext "${arg_OUTPUT}" LAST_EXT)
get_cmake_property(is_multi_config GENERATOR_IS_MULTI_CONFIG)
if(is_multi_config)
set(multi_config_suffix "-$<CONFIG>")
else()
set(multi_config_suffix "")
endif()
set(computed_sbom_file_name
"${computed_sbom_file_name}${multi_config_suffix}${computed_sbom_file_name_ext}")
set(build_sbom_path "${sbom_dir}/${computed_sbom_file_name}")
# Create cmake file to append the document intro spdx to the staging file.
set(create_staging_file "${sbom_dir}/append_document_to_staging${multi_config_suffix}.cmake")
set(content "
cmake_minimum_required(VERSION 3.16)
message(STATUS \"Starting SBOM generation in build dir: ${staging_area_spdx_file}\")
set(QT_SBOM_EXTERNAL_DOC_REFS \"\")
file(READ \"${document_intro_file_name}\" content)
# Override any previous file because we're starting from scratch.
file(WRITE \"${staging_area_spdx_file}\" \"\${content}\")
")
file(GENERATE OUTPUT "${create_staging_file}" CONTENT "${content}")
set_property(GLOBAL PROPERTY _qt_sbom_project_name "${arg_PROJECT}")
set_property(GLOBAL PROPERTY _qt_sbom_build_output_path "${build_sbom_path}")
set_property(GLOBAL PROPERTY _qt_sbom_install_output_path "${arg_OUTPUT}")
set_property(GLOBAL APPEND PROPERTY _qt_sbom_cmake_include_files "${create_staging_file}")
set_property(GLOBAL PROPERTY _qt_sbom_spdx_id_count 0)
endfunction()
# Signals the end of recording sbom information for a project.
# Creates an 'sbom' custom target to generate an incomplete sbom at build time (no checksums).
# Creates install rules to install a complete (with checksums) sbom.
# Also allows running various post-installation steps like NTIA validation, auditing, json
# generation, etc
function(_qt_internal_sbom_end_project_generate)
set(opt_args
GENERATE_JSON
VERIFY
SHOW_TABLE
AUDIT
AUDIT_NO_ERROR
)
set(single_args "")
set(multi_args "")
cmake_parse_arguments(PARSE_ARGV 0 arg "${opt_args}" "${single_args}" "${multi_args}")
_qt_internal_validate_all_args_are_parsed(arg)
get_property(sbom_build_output_path GLOBAL PROPERTY _qt_sbom_build_output_path)
get_property(sbom_install_output_path GLOBAL PROPERTY _qt_sbom_install_output_path)
if(NOT sbom_build_output_path)
message(FATAL_ERROR "Call _qt_internal_sbom_begin_project() first")
endif()
_qt_internal_get_staging_area_spdx_file_path(staging_area_spdx_file)
if((arg_GENERATE_JSON OR arg_VERIFY) AND NOT QT_INTERNAL_NO_SBOM_PYTHON_OPS)
_qt_internal_sbom_find_python()
_qt_internal_sbom_find_python_dependencies()
endif()
if(arg_GENERATE_JSON AND NOT QT_INTERNAL_NO_SBOM_PYTHON_OPS)
_qt_internal_sbom_generate_json()
endif()
if(arg_VERIFY AND NOT QT_INTERNAL_NO_SBOM_PYTHON_OPS)
_qt_internal_sbom_verify_valid_and_ntia_compliant()
endif()
if(arg_SHOW_TABLE AND NOT QT_INTERNAL_NO_SBOM_PYTHON_OPS)
_qt_internal_sbom_find_python_dependency_program(NAME sbom2doc REQUIRED)
_qt_internal_sbom_show_table()
endif()
if(arg_AUDIT AND NOT QT_INTERNAL_NO_SBOM_PYTHON_OPS)
set(audit_no_error_option "")
if(arg_AUDIT_NO_ERROR)
set(audit_no_error_option NO_ERROR)
endif()
_qt_internal_sbom_find_python_dependency_program(NAME sbomaudit REQUIRED)
_qt_internal_sbom_audit(${audit_no_error_option})
endif()
get_cmake_property(cmake_include_files _qt_sbom_cmake_include_files)
get_cmake_property(cmake_end_include_files _qt_sbom_cmake_end_include_files)
get_cmake_property(cmake_verify_include_files _qt_sbom_cmake_verify_include_files)
set(includes "")
if(cmake_include_files)
foreach(cmake_include_file IN LISTS cmake_include_files)
list(APPEND includes "include(\"${cmake_include_file}\")")
endforeach()
endif()
if(cmake_end_include_files)
foreach(cmake_include_file IN LISTS cmake_end_include_files)
list(APPEND includes "include(\"${cmake_include_file}\")")
endforeach()
endif()
list(JOIN includes "\n" includes)
# Verification only makes sense on installation, where the checksums are present.
set(verify_includes "")
if(cmake_verify_include_files)
foreach(cmake_include_file IN LISTS cmake_verify_include_files)
list(APPEND verify_includes "include(\"${cmake_include_file}\")")
endforeach()
endif()
list(JOIN verify_includes "\n" verify_includes)
get_cmake_property(is_multi_config GENERATOR_IS_MULTI_CONFIG)
if(is_multi_config)
set(multi_config_suffix "-$<CONFIG>")
else()
set(multi_config_suffix "")
endif()
_qt_internal_get_current_project_sbom_dir(sbom_dir)
set(content "
# QT_SBOM_BUILD_TIME be set to FALSE at install time, so don't override if it's set.
# This allows reusing the same cmake file for both build and install.
if(NOT DEFINED QT_SBOM_BUILD_TIME)
set(QT_SBOM_BUILD_TIME TRUE)
endif()
if(NOT QT_SBOM_OUTPUT_PATH)
set(QT_SBOM_OUTPUT_PATH \"${sbom_build_output_path}\")
endif()
set(QT_SBOM_VERIFICATION_CODES \"\")
${includes}
if(QT_SBOM_BUILD_TIME)
message(STATUS \"Finalizing SBOM generation in build dir: \${QT_SBOM_OUTPUT_PATH}\")
configure_file(\"${staging_area_spdx_file}\" \"\${QT_SBOM_OUTPUT_PATH}\")
endif()
")
set(assemble_sbom "${sbom_dir}/assemble_sbom${multi_config_suffix}.cmake")
file(GENERATE OUTPUT "${assemble_sbom}" CONTENT "${content}")
if(NOT TARGET sbom)
add_custom_target(sbom)
endif()
_qt_internal_sbom_get_root_project_name_lower_case(repo_project_name_lowercase)
# Create a build target to create a build-time sbom (no verification codes or sha1s).
set(repo_sbom_target "sbom_${repo_project_name_lowercase}")
set(comment "")
string(APPEND comment "Assembling build time SPDX document without checksums for "
"${repo_project_name_lowercase}. Just for testing.")
add_custom_target(${repo_sbom_target}
COMMAND "${CMAKE_COMMAND}" -P "${assemble_sbom}"
COMMENT "${comment}"
VERBATIM
USES_TERMINAL # To avoid running two configs of the command in parallel
)
add_dependencies(sbom ${repo_sbom_target})
set(extra_code_begin "")
set(extra_code_inner_end "")
get_cmake_property(is_multi_config GENERATOR_IS_MULTI_CONFIG)
if(is_multi_config)
set(configs ${CMAKE_CONFIGURATION_TYPES})
set(install_markers_dir "${sbom_dir}")
set(install_marker_path "${install_markers_dir}/finished_install-$<CONFIG>.cmake")
set(install_marker_code "
message(STATUS \"Writing install marker for config $<CONFIG>: ${install_marker_path} \")
file(WRITE \"${install_marker_path}\" \"\")
")
install(CODE "${install_marker_code}" COMPONENT sbom)
if(QT_SUPERBUILD)
install(CODE "${install_marker_code}" COMPONENT "sbom_${repo_project_name_lowercase}"
EXCLUDE_FROM_ALL)
endif()
set(install_markers "")
foreach(config IN LISTS configs)
set(marker_path "${install_markers_dir}/finished_install-${config}.cmake")
list(APPEND install_markers "${marker_path}")
# Remove the markers on reconfiguration, just in case there are stale ones.
if(EXISTS "${marker_path}")
file(REMOVE "${marker_path}")
endif()
endforeach()
set(extra_code_begin "
set(QT_SBOM_INSTALL_MARKERS \"${install_markers}\")
foreach(QT_SBOM_INSTALL_MARKER IN LISTS QT_SBOM_INSTALL_MARKERS)
if(NOT EXISTS \"\${QT_SBOM_INSTALL_MARKER}\")
set(QT_SBOM_INSTALLED_ALL_CONFIGS FALSE)
endif()
endforeach()
")
set(extra_code_inner_end "
foreach(QT_SBOM_INSTALL_MARKER IN LISTS QT_SBOM_INSTALL_MARKERS)
message(STATUS
\"Removing install marker: \${QT_SBOM_INSTALL_MARKER} \")
file(REMOVE \"\${QT_SBOM_INSTALL_MARKER}\")
endforeach()
")
endif()
# Allow skipping checksum computation for testing purposes, while installing just the sbom
# documents, without requiring to build and install all the actual files.
if(QT_INTERNAL_SBOM_FAKE_CHECKSUM)
string(APPEND extra_code_begin "
set(QT_SBOM_FAKE_CHECKSUM TRUE)")
endif()
set(assemble_sbom_install "
set(QT_SBOM_INSTALLED_ALL_CONFIGS TRUE)
${extra_code_begin}
if(QT_SBOM_INSTALLED_ALL_CONFIGS)
set(QT_SBOM_BUILD_TIME FALSE)
set(QT_SBOM_OUTPUT_PATH \"${sbom_install_output_path}\")
include(\"${assemble_sbom}\")
list(SORT QT_SBOM_VERIFICATION_CODES)
string(REPLACE \";\" \"\" QT_SBOM_VERIFICATION_CODES \"\${QT_SBOM_VERIFICATION_CODES}\")
file(WRITE \"${sbom_dir}/verification.txt\" \"\${QT_SBOM_VERIFICATION_CODES}\")
file(SHA1 \"${sbom_dir}/verification.txt\" QT_SBOM_VERIFICATION_CODE)
message(STATUS \"Finalizing SBOM generation in install dir: \${QT_SBOM_OUTPUT_PATH}\")
configure_file(\"${staging_area_spdx_file}\" \"\${QT_SBOM_OUTPUT_PATH}\")
${verify_includes}
${extra_code_inner_end}
else()
message(STATUS \"Skipping SBOM finalization because not all configs were installed.\")
endif()
")
install(CODE "${assemble_sbom_install}" COMPONENT sbom)
if(QT_SUPERBUILD)
install(CODE "${assemble_sbom_install}" COMPONENT "sbom_${repo_project_name_lowercase}"
EXCLUDE_FROM_ALL)
endif()
# Clean up properties, so that they are empty for possible next repo in a top-level build.
set_property(GLOBAL PROPERTY _qt_sbom_cmake_include_files "")
set_property(GLOBAL PROPERTY _qt_sbom_cmake_end_include_files "")
set_property(GLOBAL PROPERTY _qt_sbom_cmake_verify_include_files "")
endfunction()
# Helper to add info about a file to the sbom.
# Targets are backed by multiple files in multi-config builds. To support multi-config,
# we generate a -$<CONFIG> file for each config, but we only include / install the one that is
# specified via the CONFIG option.
# For build time sboms, we skip checking file existence and sha1 computation, because the files
# are not installed yet.
function(_qt_internal_sbom_generate_add_file)
set(opt_args
OPTIONAL
)
set(single_args
FILENAME
FILETYPE
RELATIONSHIP
SPDXID
CONFIG
LICENSE
COPYRIGHT
INSTALL_PREFIX
)
set(multi_args "")
cmake_parse_arguments(PARSE_ARGV 0 arg "${opt_args}" "${single_args}" "${multi_args}")
_qt_internal_validate_all_args_are_parsed(arg)
qt_internal_sbom_set_default_option_value_and_error_if_empty(FILENAME "")
qt_internal_sbom_set_default_option_value_and_error_if_empty(FILETYPE "")
_qt_internal_sbom_get_and_check_spdx_id(
VARIABLE arg_SPDXID
CHECK "${arg_SPDXID}"
HINTS "SPDXRef-${arg_FILENAME}"
)
qt_internal_sbom_set_default_option_value(LICENSE "NOASSERTION")
qt_internal_sbom_set_default_option_value(COPYRIGHT "NOASSERTION")
get_property(sbom_project_name GLOBAL PROPERTY _qt_sbom_project_name)
if(NOT sbom_project_name)
message(FATAL_ERROR "Call _qt_internal_sbom_begin_project() first")
endif()
if(NOT arg_RELATIONSHIP)
set(arg_RELATIONSHIP "SPDXRef-${sbom_project_name} CONTAINS ${arg_SPDXID}")
else()
string(REPLACE
"@QT_SBOM_LAST_SPDXID@" "${arg_SPDXID}" arg_RELATIONSHIP "${arg_RELATIONSHIP}")
endif()
set(fields "")
if(arg_LICENSE)
set(fields "${fields}
LicenseConcluded: ${arg_LICENSE}"
)
else()
set(fields "${fields}
LicenseConcluded: NOASSERTION"
)
endif()
if(arg_COPYRIGHT)
set(fields "${fields}
FileCopyrightText: ${arg_COPYRIGHT}"
)
else()
set(fields "${fields}
FileCopyrightText: NOASSERTION"
)
endif()
set(file_suffix_to_generate "")
get_cmake_property(is_multi_config GENERATOR_IS_MULTI_CONFIG)
if(is_multi_config)
set(file_suffix_to_generate "-$<CONFIG>")
endif()
if(arg_CONFIG)
set(file_suffix_to_install "-${arg_CONFIG}")
else()
set(file_suffix_to_install "")
endif()
_qt_internal_get_staging_area_spdx_file_path(staging_area_spdx_file)
if(arg_INSTALL_PREFIX)
set(install_prefix "${arg_INSTALL_PREFIX}")
else()
set(install_prefix "${CMAKE_INSTALL_PREFIX}")
endif()
set(content "
if(NOT EXISTS $ENV{DESTDIR}${install_prefix}/${arg_FILENAME}
AND NOT QT_SBOM_BUILD_TIME AND NOT QT_SBOM_FAKE_CHECKSUM)
if(NOT ${arg_OPTIONAL})
message(FATAL_ERROR \"Cannot find ${arg_FILENAME}\")
endif()
else()
if(NOT QT_SBOM_BUILD_TIME)
if(QT_SBOM_FAKE_CHECKSUM)
set(sha1 \"158942a783ee1095eafacaffd93de73edeadbeef\")
else()
file(SHA1 $ENV{DESTDIR}${install_prefix}/${arg_FILENAME} sha1)
endif()
list(APPEND QT_SBOM_VERIFICATION_CODES \${sha1})
endif()
file(APPEND \"${staging_area_spdx_file}\"
\"
FileName: ./${arg_FILENAME}
SPDXID: ${arg_SPDXID}
FileType: ${arg_FILETYPE}
FileChecksum: SHA1: \${sha1}${fields}
LicenseInfoInFile: NOASSERTION
Relationship: ${arg_RELATIONSHIP}
\"
)
endif()
")
_qt_internal_get_current_project_sbom_dir(sbom_dir)
set(file_sbom "${sbom_dir}/${arg_SPDXID}${file_suffix_to_generate}.cmake")
file(GENERATE OUTPUT "${file_sbom}" CONTENT "${content}")
set(file_sbom_to_install "${sbom_dir}/${arg_SPDXID}${file_suffix_to_install}.cmake")
set_property(GLOBAL APPEND PROPERTY _qt_sbom_cmake_include_files "${file_sbom_to_install}")
endfunction()
# Helper to add info about an external reference to a different project spdx sbom file.
function(_qt_internal_sbom_generate_add_external_reference)
set(opt_args
NO_AUTO_RELATIONSHIP
)
set(single_args
EXTERNAL
FILENAME
RENAME
SPDXID
RELATIONSHIP
)
set(multi_args
INSTALL_PREFIXES
)
cmake_parse_arguments(PARSE_ARGV 0 arg "${opt_args}" "${single_args}" "${multi_args}")
_qt_internal_validate_all_args_are_parsed(arg)
qt_internal_sbom_set_default_option_value_and_error_if_empty(EXTERNAL "")
qt_internal_sbom_set_default_option_value_and_error_if_empty(FILENAME "")
if(NOT arg_SPDXID)
get_property(spdx_id_count GLOBAL PROPERTY _qt_sbom_spdx_id_count)
set(arg_SPDXID "DocumentRef-${spdx_id_count}")
math(EXPR spdx_id_count "${spdx_id_count} + 1")
set_property(GLOBAL PROPERTY _qt_sbom_spdx_id_count "${spdx_id_count}")
endif()
if(NOT "${arg_SPDXID}" MATCHES "^DocumentRef-[-a-zA-Z0-9]+$")
message(FATAL_ERROR "Invalid DocumentRef \"${arg_SPDXID}\"")
endif()
get_property(sbom_project_name GLOBAL PROPERTY _qt_sbom_project_name)
if(NOT sbom_project_name)
message(FATAL_ERROR "Call _qt_internal_sbom_begin_project() first")
endif()
if(NOT arg_RELATIONSHIP)
if(NOT arg_NO_AUTO_RELATIONSHIP)
set(arg_RELATIONSHIP
"SPDXRef-${sbom_project_name} DEPENDS_ON ${arg_SPDXID}:${arg_EXTERNAL}")
else()
set(arg_RELATIONSHIP "")
endif()
else()
string(REPLACE
"@QT_SBOM_LAST_SPDXID@" "${arg_SPDXID}" arg_RELATIONSHIP "${arg_RELATIONSHIP}")
endif()
_qt_internal_get_staging_area_spdx_file_path(staging_area_spdx_file)
set(install_prefixes "")
if(arg_INSTALL_PREFIXES)
list(APPEND install_prefixes ${arg_INSTALL_PREFIXES})
endif()
if(QT6_INSTALL_PREFIX)
list(APPEND install_prefixes ${QT6_INSTALL_PREFIX})
endif()
if(QT_ADDITIONAL_PACKAGES_PREFIX_PATH)
list(APPEND install_prefixes ${QT_ADDITIONAL_PACKAGES_PREFIX_PATH})
endif()
if(QT_ADDITIONAL_SBOM_DOCUMENT_PATHS)
list(APPEND install_prefixes ${QT_ADDITIONAL_SBOM_DOCUMENT_PATHS})
endif()
list(REMOVE_DUPLICATES install_prefixes)
set(relationship_content "")
if(arg_RELATIONSHIP)
set(relationship_content "
file(APPEND \"${staging_area_spdx_file}\"
\"
Relationship: ${arg_RELATIONSHIP}\")
")
endif()
# Filename may not exist yet, and it could be a generator expression.
set(content "
set(relative_file_name \"${arg_FILENAME}\")
set(document_dir_paths ${install_prefixes})
foreach(document_dir_path IN LISTS document_dir_paths)
set(document_file_path \"\${document_dir_path}/\${relative_file_name}\")
if(EXISTS \"\${document_file_path}\")
break()
endif()
endforeach()
if(NOT EXISTS \"\${document_file_path}\")
message(FATAL_ERROR \"Could not find external SBOM document \${relative_file_name}\"
\" in any of the document dir paths: \${document_dir_paths} \"
)
endif()
file(SHA1 \"\${document_file_path}\" ext_sha1)
file(READ \"\${document_file_path}\" ext_content)
if(NOT \"\${ext_content}\" MATCHES \"[\\r\\n]DocumentNamespace:\")
message(FATAL_ERROR \"Missing DocumentNamespace in \${document_file_path}\")
endif()
string(REGEX REPLACE \"^.*[\\r\\n]DocumentNamespace:[ \\t]*([^#\\r\\n]*).*$\"
\"\\\\1\" ext_ns \"\${ext_content}\")
list(APPEND QT_SBOM_EXTERNAL_DOC_REFS \"
ExternalDocumentRef: ${arg_SPDXID} \${ext_ns} SHA1: \${ext_sha1}\")
${relationship_content}
")
_qt_internal_get_current_project_sbom_dir(sbom_dir)
set(ext_ref_sbom "${sbom_dir}/${arg_SPDXID}.cmake")
file(GENERATE OUTPUT "${ext_ref_sbom}" CONTENT "${content}")
set_property(GLOBAL APPEND PROPERTY _qt_sbom_cmake_end_include_files "${ext_ref_sbom}")
endfunction()
# Helper to add info about a package to the sbom. Usually a package is a mapping to a cmake target.
function(_qt_internal_sbom_generate_add_package)
set(opt_args
CONTAINS_FILES
)
set(single_args
PACKAGE
VERSION
LICENSE_DECLARED
LICENSE_CONCLUDED
COPYRIGHT
DOWNLOAD_LOCATION
RELATIONSHIP
SPDXID
SUPPLIER
PURPOSE
COMMENT
)
set(multi_args
EXTREF
CPE
)
cmake_parse_arguments(PARSE_ARGV 0 arg "${opt_args}" "${single_args}" "${multi_args}")
_qt_internal_validate_all_args_are_parsed(arg)
qt_internal_sbom_set_default_option_value_and_error_if_empty(PACKAGE "")
_qt_internal_sbom_get_and_check_spdx_id(
VARIABLE arg_SPDXID
CHECK "${arg_SPDXID}"
HINTS "SPDXRef-${arg_PACKAGE}"
)
qt_internal_sbom_set_default_option_value(DOWNLOAD_LOCATION "NOASSERTION")
qt_internal_sbom_set_default_option_value(VERSION "unknown")
qt_internal_sbom_set_default_option_value(SUPPLIER "Person: Anonymous")
qt_internal_sbom_set_default_option_value(LICENSE_DECLARED "NOASSERTION")
qt_internal_sbom_set_default_option_value(LICENSE_CONCLUDED "NOASSERTION")
qt_internal_sbom_set_default_option_value(COPYRIGHT "NOASSERTION")
qt_internal_sbom_set_default_option_value(PURPOSE "OTHER")
set(fields "")
if(arg_LICENSE_CONCLUDED)
set(fields "${fields}
PackageLicenseConcluded: ${arg_LICENSE_CONCLUDED}"
)
else()
set(fields "${fields}
PackageLicenseConcluded: NOASSERTION"
)
endif()
if(arg_LICENSE_DECLARED)
set(fields "${fields}
PackageLicenseDeclared: ${arg_LICENSE_DECLARED}"
)
else()
set(fields "${fields}
PackageLicenseDeclared: NOASSERTION"
)
endif()
foreach(ext_ref IN LISTS arg_EXTREF)
set(fields "${fields}
ExternalRef: ${ext_ref}"
)
endforeach()
if(arg_CONTAINS_FILES)
set(fields "${fields}
FilesAnalyzed: true"
)
else()
set(fields "${fields}
FilesAnalyzed: false"
)
endif()
if(arg_COPYRIGHT)
set(fields "${fields}
PackageCopyrightText: ${arg_COPYRIGHT}"
)
else()
set(fields "${fields}
PackageCopyrightText: NOASSERTION"
)
endif()
if(arg_PURPOSE)
set(fields "${fields}
PrimaryPackagePurpose: ${arg_PURPOSE}"
)
else()
set(fields "${fields}
PrimaryPackagePurpose: OTHER"
)
endif()
if(arg_COMMENT)
set(fields "${fields}
PackageComment: ${arg_COMMENT}"
)
endif()
_qt_internal_sbom_get_platform_cpe(platform_cpe)
if(NOT arg_CPE)
set(fields "${fields}
ExternalRef: SECURITY cpe23Type ${platform_cpe}"
)
endif()
foreach(cpe IN LISTS arg_CPE)
set(fields "${fields}
ExternalRef: SECURITY cpe23Type ${cpe}"
)
endforeach()
get_property(sbom_project_name GLOBAL PROPERTY _qt_sbom_project_name)
if(NOT sbom_project_name)
message(FATAL_ERROR "Call _qt_internal_sbom_begin_project() first")
endif()
if(NOT arg_RELATIONSHIP)
set(arg_RELATIONSHIP "SPDXRef-${sbom_project_name} CONTAINS ${arg_SPDXID}")
else()
string(REPLACE "@QT_SBOM_LAST_SPDXID@" "${arg_SPDXID}" arg_RELATIONSHIP "${arg_RELATIONSHIP}")
endif()
_qt_internal_get_staging_area_spdx_file_path(staging_area_spdx_file)
set(content "
file(APPEND \"${staging_area_spdx_file}\"
\"
PackageName: ${arg_PACKAGE}
SPDXID: ${arg_SPDXID}
PackageDownloadLocation: ${arg_DOWNLOAD_LOCATION}
PackageVersion: ${arg_VERSION}
PackageSupplier: ${arg_SUPPLIER}${fields}
Relationship: ${arg_RELATIONSHIP}
\"
)
")
_qt_internal_get_current_project_sbom_dir(sbom_dir)
set(package_sbom "${sbom_dir}/${arg_SPDXID}.cmake")
file(GENERATE OUTPUT "${package_sbom}" CONTENT "${content}")
set_property(GLOBAL APPEND PROPERTY _qt_sbom_cmake_include_files "${package_sbom}")
endfunction()
# Helper to add a license text from a file or text into the sbom document.
function(_qt_internal_sbom_generate_add_license)
set(opt_args "")
set(single_args
LICENSE_ID
EXTRACTED_TEXT
)
set(multi_args "")
cmake_parse_arguments(PARSE_ARGV 0 arg "${opt_args}" "${single_args}" "${multi_args}")
_qt_internal_validate_all_args_are_parsed(arg)
qt_internal_sbom_set_default_option_value_and_error_if_empty(LICENSE_ID "")
_qt_internal_sbom_get_and_check_spdx_id(
VARIABLE arg_SPDXID
CHECK "${arg_SPDXID}"
HINTS "SPDXRef-${arg_LICENSE_ID}"
)
if(NOT arg_EXTRACTED_TEXT)
set(licenses_dir "${PROJECT_SOURCE_DIR}/LICENSES")
file(READ "${licenses_dir}/${arg_LICENSE_ID}.txt" arg_EXTRACTED_TEXT)
string(PREPEND arg_EXTRACTED_TEXT "<text>")
string(APPEND arg_EXTRACTED_TEXT "</text>")
endif()
_qt_internal_get_staging_area_spdx_file_path(staging_area_spdx_file)
set(content "
file(APPEND \"${staging_area_spdx_file}\"
\"
LicenseID: ${arg_LICENSE_ID}
ExtractedText: ${arg_EXTRACTED_TEXT}
\"
)
")
_qt_internal_get_current_project_sbom_dir(sbom_dir)
set(license_sbom "${sbom_dir}/${arg_SPDXID}.cmake")
file(GENERATE OUTPUT "${license_sbom}" CONTENT "${content}")
set_property(GLOBAL APPEND PROPERTY _qt_sbom_cmake_end_include_files "${license_sbom}")
endfunction()
# Helper to retrieve a valid spdx id, given some hints.
# HINTS can be a list of values, one of which will be sanitized and used as the spdx id.
# CHECK is expected to be a valid spdx id.
function(_qt_internal_sbom_get_and_check_spdx_id)
set(opt_args "")
set(single_args
VARIABLE
CHECK
)
set(multi_args
HINTS
)
cmake_parse_arguments(PARSE_ARGV 0 arg "${opt_args}" "${single_args}" "${multi_args}")
_qt_internal_validate_all_args_are_parsed(arg)
qt_internal_sbom_set_default_option_value_and_error_if_empty(VARIABLE "")
if(NOT arg_CHECK)
get_property(spdx_id_count GLOBAL PROPERTY _qt_sbom_spdx_id_count)
set(suffix "-${spdx_id_count}")
math(EXPR spdx_id_count "${spdx_id_count} + 1")
set_property(GLOBAL PROPERTY _qt_sbom_spdx_id_count "${spdx_id_count}")
foreach(hint IN LISTS arg_HINTS)
_qt_internal_sbom_get_sanitized_spdx_id(id "${hint}")
if(id)
set(id "${id}${suffix}")
break()
endif()
endforeach()
if(NOT id)
set(id "SPDXRef${suffix}")
endif()
else()
set(id "${arg_CHECK}")
endif()
if("${id}" MATCHES "^SPDXRef-[-]+$"
OR (NOT "${id}" MATCHES "^SPDXRef-[-a-zA-Z0-9]+$"))
message(FATAL_ERROR "Invalid SPDXID \"${id}\"")
endif()
set(${arg_VARIABLE} "${id}" PARENT_SCOPE)
endfunction()
# Helper to find the python interpreter, to be able to run post-installation steps like NTIA
# verification.
macro(_qt_internal_sbom_find_python)
if(QT_INTERNAL_NO_SBOM_FIND_PYTHON_FRAMEWORK)
set(__qt_sbom_python_find_framework "${Python_FIND_FRAMEWORK}")
set(__qt_sbom_python3_find_framework "${Python3_FIND_FRAMEWORK}")
set(Python_FIND_FRAMEWORK NEVER)
set(Python3_FIND_FRAMEWORK NEVER)
endif()
if(NOT Python3_EXECUTABLE)
# NTIA-compliance checker requires Python 3.9 or later.
find_package(Python3 3.9 REQUIRED COMPONENTS Interpreter)
endif()
if(QT_INTERNAL_NO_SBOM_FIND_PYTHON_FRAMEWORK)
set(Python_FIND_FRAMEWORK ${__qt_sbom_python_find_framework})
set(Python3_FIND_FRAMEWORK ${__qt_sbom_python3_find_framework})
endif()
endmacro()
# Helper to find the various python package dependencies needed to run the post-installation NTIA
# verification and the spdx format validation step.
function(_qt_internal_sbom_find_python_dependencies)
if(NOT Python3_EXECUTABLE)
message(FATAL_ERROR "Python interpreter not found for sbom dependencies.")
endif()
if(QT_SBOM_HAVE_PYTHON_DEPS)
return()
endif()
execute_process(
COMMAND
${Python3_EXECUTABLE} -c "
import spdx_tools.spdx.clitools.pyspdxtools
import ntia_conformance_checker.main
"
RESULT_VARIABLE res
OUTPUT_VARIABLE output
ERROR_VARIABLE output
)
if("${res}" STREQUAL "0")
set(QT_SBOM_HAVE_PYTHON_DEPS TRUE CACHE INTERNAL "")
else()
message(FATAL_ERROR "SBOM Python dependencies not found. Error:\n${output}")
endif()
endfunction()
# Helper to find a python installed CLI utility.
# Expected to be in PATH.
function(_qt_internal_sbom_find_python_dependency_program)
set(opt_args
REQUIRED
)
set(single_args
NAME
)
set(multi_args "")
cmake_parse_arguments(PARSE_ARGV 0 arg "${opt_args}" "${single_args}" "${multi_args}")
_qt_internal_validate_all_args_are_parsed(arg)
set(program_name "${arg_NAME}")
string(TOUPPER "${program_name}" upper_name)
set(cache_var "QT_SBOM_PROGRAM_${upper_name}")
find_program(${cache_var}
NAMES ${program_name}
)
if(NOT ${cache_var})
if(arg_REQUIRED)
set(message_type "FATAL_ERROR")
set(prefix "Required ")
else()
set(message_type "STATUS")
set(prefix "Optional ")
endif()
message(${message_type} "${prefix}SBOM python program '${program_name}' not found.")
endif()
endfunction()
# Helper to generate a json file. This also implies some additional validity checks, useful
# to ensure a proper sbom file.
function(_qt_internal_sbom_generate_json)
if(NOT Python3_EXECUTABLE)
message(FATAL_ERROR "Python interpreter not found for generating SBOM json file.")
endif()
set(content "
message(STATUS \"Generating JSON: \${QT_SBOM_OUTPUT_PATH}.json\")
execute_process(
COMMAND ${Python3_EXECUTABLE} -m spdx_tools.spdx.clitools.pyspdxtools
-i \"\${QT_SBOM_OUTPUT_PATH}\" -o \"\${QT_SBOM_OUTPUT_PATH}.json\"
RESULT_VARIABLE res
)
if(NOT res EQUAL 0)
message(FATAL_ERROR \"SBOM conversion to JSON failed: \${res}\")
endif()
")
_qt_internal_get_current_project_sbom_dir(sbom_dir)
set(verify_sbom "${sbom_dir}/convert_to_json.cmake")
file(GENERATE OUTPUT "${verify_sbom}" CONTENT "${content}")
set_property(GLOBAL APPEND PROPERTY _qt_sbom_cmake_verify_include_files "${verify_sbom}")
endfunction()
# Helper to verify the generated sbom is valid and NTIA compliant.
function(_qt_internal_sbom_verify_valid_and_ntia_compliant)
if(NOT Python3_EXECUTABLE)
message(FATAL_ERROR "Python interpreter not found for verifying SBOM file.")
endif()
set(content "
message(STATUS \"Verifying: \${QT_SBOM_OUTPUT_PATH}\")
execute_process(
COMMAND ${Python3_EXECUTABLE} -m spdx_tools.spdx.clitools.pyspdxtools
-i \"\${QT_SBOM_OUTPUT_PATH}\"
RESULT_VARIABLE res
)
if(NOT res EQUAL 0)
message(FATAL_ERROR \"SBOM verification failed: \${res}\")
endif()
execute_process(
COMMAND ${Python3_EXECUTABLE} -m ntia_conformance_checker.main
--file \"\${QT_SBOM_OUTPUT_PATH}\"
RESULT_VARIABLE res
)
if(NOT res EQUAL 0)
message(FATAL_ERROR \"SBOM NTIA verification failed: \{res}\")
endif()
")
_qt_internal_get_current_project_sbom_dir(sbom_dir)
set(verify_sbom "${sbom_dir}/verify_valid_and_ntia.cmake")
file(GENERATE OUTPUT "${verify_sbom}" CONTENT "${content}")
set_property(GLOBAL APPEND PROPERTY _qt_sbom_cmake_verify_include_files "${verify_sbom}")
endfunction()
# Helper to show the main sbom document info in the form of a CLI table.
function(_qt_internal_sbom_show_table)
set(content "
message(STATUS \"Showing main SBOM document info: \${QT_SBOM_OUTPUT_PATH}\")
execute_process(
COMMAND sbom2doc -i \"\${QT_SBOM_OUTPUT_PATH}\"
RESULT_VARIABLE res
)
if(NOT res EQUAL 0)
message(FATAL_ERROR \"Showing SBOM document failed: \${res}\")
endif()
")
_qt_internal_get_current_project_sbom_dir(sbom_dir)
set(verify_sbom "${sbom_dir}/show_table.cmake")
file(GENERATE OUTPUT "${verify_sbom}" CONTENT "${content}")
set_property(GLOBAL APPEND PROPERTY _qt_sbom_cmake_verify_include_files "${verify_sbom}")
endfunction()
# Helper to audit the generated sbom.
function(_qt_internal_sbom_audit)
set(opt_args NO_ERROR)
set(single_args "")
set(multi_args "")
cmake_parse_arguments(PARSE_ARGV 0 arg "${opt_args}" "${single_args}" "${multi_args}")
_qt_internal_validate_all_args_are_parsed(arg)
set(handle_error "")
if(NOT arg_NO_ERROR)
set(handle_error "
if(NOT res EQUAL 0)
message(FATAL_ERROR \"SBOM Audit failed: \${res}\")
endif()
")
endif()
set(content "
message(STATUS \"Auditing SBOM: \${QT_SBOM_OUTPUT_PATH}\")
execute_process(
COMMAND sbomaudit -i \"\${QT_SBOM_OUTPUT_PATH}\"
--disable-license-check --cpecheck --offline
RESULT_VARIABLE res
)
${handle_error}
")
_qt_internal_get_current_project_sbom_dir(sbom_dir)
set(verify_sbom "${sbom_dir}/audit.cmake")
file(GENERATE OUTPUT "${verify_sbom}" CONTENT "${content}")
set_property(GLOBAL APPEND PROPERTY _qt_sbom_cmake_verify_include_files "${verify_sbom}")
endfunction()
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