RSDK-9740: Make google libraries a private dependency of the SDK

conanfile.py

@@ -47,8 +47,8 @@ def requirements(self):
 
         # The SDK supports older grpc and protobuf, but these are the oldest
         # maintained conan packages.
-        self.requires('grpc/[>=1.48.4]', transitive_headers=True)
-        self.requires('protobuf/[>=3.17.1]', transitive_headers=True)
+        self.requires('grpc/[>=1.48.4]', transitive_libs=True)
+        self.requires('protobuf/[>=3.17.1]', transitive_libs=True)
 
         self.requires('xtensor/[>=0.24.3]')
         self.requires('abseil/[>=20230125.3]', transitive_libs=True)

src/viam/examples/dial_api_key/CMakeLists.txt

@@ -19,6 +19,7 @@ add_executable(example_dial_api_key
 target_link_libraries(example_dial_api_key
   Boost::program_options
   viam-cpp-sdk::viamsdk
+  ${VIAMCPPSDK_GRPCXX_LIBRARIES}
 )
 
 install(

src/viam/examples/modules/complex/proto/buf.lock

@@ -4,5 +4,5 @@ deps:
   - remote: buf.build
     owner: googleapis
     repository: googleapis
-    commit: c0913f24652a4cfc95f77d97443a5005
-    digest: shake256:0ef3248c6235d420fe61f373154adcde6b94e3297f82472b1d8d8c3747240b61b4a10405e2a6f8ac1c98816ac6e690ea7871024aa5ae0e035cd540214667ceed
+    commit: e93e34f48be043dab55be31b4b47f458
+    digest: shake256:93dbe51c27606999eef918360df509485a4d272e79aaed6d0016940379a9b06d316fc5228b7b50cca94bb310f34c5fc5955ce7474f655f0d0a224c4121dda3c1

src/viam/examples/modules/simple/CMakeLists.txt

@@ -19,6 +19,7 @@ add_executable(simple_module
 target_link_libraries(simple_module
   PRIVATE Threads::Threads
   viam-cpp-sdk::viamsdk
+  ${VIAMCPPSDK_GRPCXX_LIBRARIES}
 )
 
 install(

src/viam/examples/modules/tflite/CMakeLists.txt

@@ -44,6 +44,7 @@ if (VIAMCPPSDK_BUILD_TFLITE_EXAMPLE_MODULE)
   target_link_libraries(tflite_module
     PRIVATE Threads::Threads
     PRIVATE viam-cpp-sdk::viamsdk
+    PRIVATE ${VIAMCPPSDK_GRPCXX_LIBRARIES}
     PRIVATE tensorflowlite_c
   )
 

src/viam/examples/project/cmake/CMakeLists.txt

@@ -45,6 +45,8 @@ find_package(Threads REQUIRED)
 #
 find_package(viam-cpp-sdk CONFIG REQUIRED viamsdk)
 
+find_package(gRPC CONFIG REQUIRED)
+
 
 # Here we compile the `examle_dial.cpp` and `example_module.cpp` source
 # files into executables, but as parts of separate projects rather than
@@ -72,4 +74,5 @@ target_link_libraries(example_dial
 
 target_link_libraries(example_module
   viam-cpp-sdk::viamsdk
+  gRPC::grpc++
 )

src/viam/sdk/CMakeLists.txt

@@ -236,13 +236,13 @@ target_link_directories(viamsdk
 viamcppsdk_link_viam_api(viamsdk PRIVATE)
 
 target_link_libraries(viamsdk
-  PUBLIC ${VIAMCPPSDK_GRPCXX_LIBRARIES}
-  PUBLIC ${VIAMCPPSDK_GRPC_LIBRARIES}
-  PUBLIC ${VIAMCPPSDK_PROTOBUF_LIBRARIES}
   PUBLIC Boost::headers
   PUBLIC Boost::log
   PUBLIC xtensor
   PRIVATE ${VIAMCPPSDK_GRPCXX_REFLECTION_LIBRARIES}
+  PRIVATE ${VIAMCPPSDK_GRPCXX_LIBRARIES}
+  PRIVATE ${VIAMCPPSDK_GRPC_LIBRARIES}
+  PRIVATE ${VIAMCPPSDK_PROTOBUF_LIBRARIES}
   PRIVATE absl::strings
   PRIVATE viam_rust_utils
   PRIVATE Threads::Threads

test_package/conanfile.py

@@ -13,6 +13,7 @@ class viamCppSdkTest(ConanFile):
 
     def requirements(self):
         self.requires(self.tested_reference_str)
+        self.requires('grpc/[>=1.48.4]')
 
     def build(self):
         cmake = CMake(self)