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libwebsockets/minimal-examples/secure-streams/minimal-secure-streams-blob/CMakeLists.txt
Andy Green 2cfa260e62 sspc: refactor to allow different transports
This is a NOP for existing usecases.

At the moment the only implemented transport for serialized SS is wsi, it's
typically used with Unix Domain Sockets, but it also works over tcp the
same.

It generalizes the interface between serialized chunks and the
transport, separately for client and proxy.  The wsi transport is migrated
to use the new transport ops structs.

It will then be possible to "bring your own transport", so long as it is
reliable, and in-order, both for proxy and client / sspc.

We also adapt minimal-secure-streams-binance to build the -client variant
via SS proxy as well.

LWS_ONLY_SSPC is added so libwebsockets can be produced with just sspc
client support even for tiny targets.

A new embedded minimal example for rpi pico is also provided that
demonstrates using Serialized SS over a UART to an SS proxy, to implement
the SS Binance example on the pico, even though it has no networking itself.
2021-10-08 09:48:41 +01:00

134 lines
4.6 KiB
CMake

project(lws-minimal-secure-streams-blob C)
cmake_minimum_required(VERSION 2.8.12)
find_package(libwebsockets CONFIG REQUIRED)
list(APPEND CMAKE_MODULE_PATH ${LWS_CMAKE_DIR})
include(CheckCSourceCompiles)
include(LwsCheckRequirements)
set(SAMP lws-minimal-secure-streams-blob)
set(requirements 1)
require_lws_config(LWS_ROLE_H1 1 requirements)
require_lws_config(LWS_WITHOUT_CLIENT 0 requirements)
require_lws_config(LWS_WITH_SECURE_STREAMS 1 requirements)
require_lws_config(LWS_WITH_SECURE_STREAMS_STATIC_POLICY_ONLY 0 requirements)
require_lws_config(LWS_WITH_SYS_STATE 1 requirements)
require_lws_config(LWS_WITH_GENCRYPTO 1 requirements)
if (requirements)
add_executable(${SAMP} minimal-secure-streams.c)
find_program(VALGRIND "valgrind")
if (LWS_CTEST_INTERNET_AVAILABLE AND NOT WIN32)
#
# When running in CI, wait for a lease on the resources
# before starting this test, so the server does not get
# thousands of simultaneous tls connection attempts
#
# sai-resource holds the lease on the resources until
# the time given in seconds or the sai-resource instance
# exits, whichever happens first
#
# If running under Sai, creates a lock test called "res_sspcmin"
#
sai_resource(warmcat_conns 1 40 sspcminblob)
#
# simple test not via proxy
#
if (VALGRIND)
message("testing via valgrind")
add_test(NAME ssblob-warmcat COMMAND
${VALGRIND} --tool=memcheck --leak-check=yes --num-callers=20
$<TARGET_FILE:lws-minimal-secure-streams>)
else()
add_test(NAME ssblob-warmcat COMMAND lws-minimal-secure-streams)
endif()
set_tests_properties(ssblob-warmcat
PROPERTIES
WORKING_DIRECTORY ${CMAKE_SOURCE_DIR}/minimal-examples/secure-streams/minimal-secure-streams
TIMEOUT 40)
if (DEFINED ENV{SAI_OVN})
set_tests_properties(ssblob-warmcat PROPERTIES FIXTURES_REQUIRED "res_sspcmin")
endif()
if (HAS_LWS_WITH_SECURE_STREAMS_PROXY_API OR LWS_WITH_SECURE_STREAMS_PROXY_API)
#
# Define test dep to bring up and take down the test
# proxy
#
if (${CMAKE_SYSTEM_NAME} MATCHES "Linux")
# uds abstract namespace for linux
set(CTEST_SOCKET_PATH "@ctest-ssblobproxy-$ENV{SAI_PROJECT}-$ENV{SAI_OVN}")
else()
# filesystem socket for others
set(CTEST_SOCKET_PATH "/tmp/ctest-ssblobproxy-$ENV{SAI_PROJECT}-$ENV{SAI_OVN}")
endif()
add_test(NAME st_ssblobproxy COMMAND
${CMAKE_SOURCE_DIR}/scripts/ctest-background.sh
ssblobproxy $<TARGET_FILE:lws-minimal-secure-streams-proxy>
-i ${CTEST_SOCKET_PATH} )
set_tests_properties(st_ssblobproxy PROPERTIES WORKING_DIRECTORY . FIXTURES_SETUP ssblobproxy TIMEOUT 800)
add_test(NAME ki_ssblobproxy COMMAND
${CMAKE_SOURCE_DIR}/scripts/ctest-background-kill.sh
ssblobproxy $<TARGET_FILE:lws-minimal-secure-streams-proxy>
-i ${CTEST_SOCKET_PATH})
set_tests_properties(ki_ssblobproxy PROPERTIES FIXTURES_CLEANUP ssblobproxy)
#
# the client part that will connect to the proxy
#
if (VALGRIND)
message("testing via valgrind")
add_test(NAME sspcblob-minimal COMMAND
${VALGRIND} --tool=memcheck --leak-check=yes --num-callers=20
$<TARGET_FILE:lws-minimal-secure-streams-blob-client> -i +${CTEST_SOCKET_PATH} --timeout_ms 65000)
else()
add_test(NAME sspcblob-minimal COMMAND lws-minimal-secure-streams-blob-client -i +${CTEST_SOCKET_PATH} --timeout_ms 65000)
endif()
set(fixlist "ssblobproxy")
if (DEFINED ENV{SAI_OVN})
list(APPEND fixlist "res_ssblobproxy")
endif()
set_tests_properties(sspcblob-minimal PROPERTIES
WORKING_DIRECTORY ${CMAKE_SOURCE_DIR}/minimal-examples/secure-streams/minimal-secure-streams-blob
FIXTURES_REQUIRED "${fixlist}"
TIMEOUT 70)
endif()
endif()
if (websockets_shared)
target_link_libraries(${SAMP} websockets_shared ${LIBWEBSOCKETS_DEP_LIBS})
add_dependencies(${SAMP} websockets_shared)
else()
target_link_libraries(${SAMP} websockets ${LIBWEBSOCKETS_DEP_LIBS})
endif()
CHECK_C_SOURCE_COMPILES("#include <libwebsockets.h>\nint main(void) {\ni#if defined(LWS_WITH_SECURE_STREAMS_PROXY_API)\n return 0;\n #else\n fail\n #endif\n return 0;\n}\n" HAS_LWS_WITH_SECURE_STREAMS_PROXY_API)
if (HAS_LWS_WITH_SECURE_STREAMS_PROXY_API OR LWS_WITH_SECURE_STREAMS_PROXY_API)
add_compile_options(-DLWS_SS_USE_SSPC)
add_executable(${SAMP}-client minimal-secure-streams.c)
if (websockets_shared)
target_link_libraries(${SAMP}-client websockets_shared ${LIBWEBSOCKETS_DEP_LIBS})
add_dependencies(${SAMP}-client websockets_shared)
else()
target_link_libraries(${SAMP}-client websockets ${LIBWEBSOCKETS_DEP_LIBS})
endif()
endif()
endif()