micro/go-micro 介绍与源代码分析(四): transport 模块

本文深入探讨go-micro的transport模块,分析相关接口,如Message协议、Socket、Client、Listener和Transport,并提供使用示例。通过源代码解析,展示了如何实现网络通信层,并提及内置的http、grpc、quic及memory插件的应用。

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transport 模块

transport 模块,是网络通信层。 go-mirco 定义好了相关接口

比如,你自己的网络库实现 go-mirco 定义好的这些接口,即可作为 transport 插件

transport 相关接口

transport 所有接口定义都在: transport/transport.go

主要定义了如下接口:

1. 协议
type Message struct {
   
   
	Header map[string]string
	Body   
lixing@lixing:~/PX4-Autopilot$ make px4_sitl gazebo [0/1072] git submodule src/drivers/gps/devices [10/1072] git submodule src/modules/mavlink/mavlink [12/1072] git submodule Tools/simulation/gazebo-classic/sitl_gazebo-classic [13/1072] git submodule src/modules/uxrce_dds_client/Micro-XRCE-DDS-Client [18/1072] Performing configure step for 'sitl_gazebo-classic' -- install-prefix: /usr/local -- cmake build type: RelWithDebInfo -- Using C++17 standard -- ccache enabled (export CCACHE_DISABLE=1 to disable) -- Found Boost: /usr/lib/x86_64-linux-gnu/cmake/Boost-1.71.0/BoostConfig.cmake (found suitable version "1.71.0", minimum required is "1.58") found components: system thread filesystem -- Found DART: /usr/include (Required is at least version "6.6") found components: dart -- Found Boost: /usr/lib/x86_64-linux-gnu/cmake/Boost-1.71.0/BoostConfig.cmake (found suitable version "1.71.0", minimum required is "1.40.0") found components: thread system filesystem program_options regex iostreams date_time -- Looking for ignition-math6 -- found version 6.15.1 -- Searching for dependencies of ignition-math6 -- Looking for OGRE... -- Found Ogre Ghadamon (1.9.0) -- Looking for OGRE_Paging... -- Found OGRE_Paging: optimized;/usr/lib/x86_64-linux-gnu/libOgrePaging.so;debug;/usr/lib/x86_64-linux-gnu/libOgrePaging.so -- Looking for OGRE_Terrain... -- Found OGRE_Terrain: optimized;/usr/lib/x86_64-linux-gnu/libOgreTerrain.so;debug;/usr/lib/x86_64-linux-gnu/libOgreTerrain.so -- Looking for OGRE_Property... -- Found OGRE_Property: optimized;/usr/lib/x86_64-linux-gnu/libOgreProperty.so;debug;/usr/lib/x86_64-linux-gnu/libOgreProperty.so -- Looking for OGRE_RTShaderSystem... -- Found OGRE_RTShaderSystem: optimized;/usr/lib/x86_64-linux-gnu/libOgreRTShaderSystem.so;debug;/usr/lib/x86_64-linux-gnu/libOgreRTShaderSystem.so -- Looking for OGRE_Volume... -- Found OGRE_Volume: optimized;/usr/lib/x86_64-linux-gnu/libOgreVolume.so;debug;/usr/lib/x86_64-linux-gnu/libOgreVolume.so -- Looking for OGRE_Overlay... -- Found OGRE_Overlay: optimized;/usr/lib/x86_64-linux-gnu/libOgreOverlay.so;debug;/usr/lib/x86_64-linux-gnu/libOgreOverlay.so -- Looking for ignition-math6 -- found version 6.15.1 -- Looking for ignition-transport8 -- found version 8.5.0 -- Searching for dependencies of ignition-transport8 -- Config-file not installed for ZeroMQ -- checking for pkg-config -- Checking for module 'libzmq >= 4' -- Found libzmq , version 4.3.2 -- Checking for module 'uuid' -- Found uuid, version 2.34.0 -- Looking for ignition-msgs5 -- found version 5.11.0 -- Searching for dependencies of ignition-msgs5 -- Found Protobuf: /usr/lib/x86_64-linux-gnu/libprotobuf.so;-lpthread (found suitable version "3.6.1", minimum required is "3") -- Looking for ignition-math6 -- found version 6.15.1 -- Checking for module 'tinyxml2' -- Found tinyxml2, version 6.2.0 -- Looking for ignition-msgs5 -- found version 5.11.0 -- Looking for ignition-common3 -- found version 3.17.0 -- Searching for dependencies of ignition-common3 -- Looking for dlfcn.h - found -- Looking for libdl - found -- Searching for <ignition-common3> component [graphics] -- Looking for ignition-common3-graphics -- found version 3.17.0 -- Searching for dependencies of ignition-common3-graphics -- Looking for ignition-math6 -- found version 6.15.1 -- Looking for ignition-fuel_tools4 -- found version 4.9.1 -- Searching for dependencies of ignition-fuel_tools4 -- Checking for module 'jsoncpp' -- Found jsoncpp, version 1.7.4 -- Checking for module 'yaml-0.1' -- Found yaml-0.1, version 0.2.2 -- Checking for module 'libzip' -- Found libzip, version 1.5.1 -- Looking for ignition-common3 -- found version 3.17.0 -- Looking for ignition-math6 -- found version 6.15.1 -- Looking for ignition-msgs5 -- found version 5.11.0 -- Building klt_feature_tracker without catkin -- Building OpticalFlow with OpenCV -- catkin DISABLED -- Found Protobuf: /usr/lib/x86_64-linux-gnu/libprotobuf.so;-lpthread (found version "3.6.1") -- Gazebo version: 11.15 -- Found GStreamer: adding gst_camera_plugin -- Found GStreamer: adding gst_video_stream_widget -- Configuring done -- Generating done -- Build files have been written to: /home/lixing/PX4-Autopilot/build/px4_sitl_default/build_gazebo-classic [68/1072] Performing configure step for 'libmicroxrceddsclient_project' -- libmicroxrceddsclient_project configure command succeeded. See also /home/lixing/PX4-Autopilot/build/px4_sitl_default/src/modules/uxrce_dds_client/src/libmicroxrceddsclient_project-stamp/libmicroxrceddsclient_project-configure-*.log [69/1072] Performing build step for 'libmicroxrceddsclient_project' -- libmicroxrceddsclient_project build command succeeded. See also /home/lixing/PX4-Autopilot/build/px4_sitl_default/src/modules/uxrce_dds_client/src/libmicroxrceddsclient_project-stamp/libmicroxrceddsclient_project-build-*.log [70/1072] Performing install step for 'libmicroxrceddsclient_project' -- libmicroxrceddsclient_project install command succeeded. See also /home/lixing/PX4-Autopilot/build/px4_sitl_default/src/modules/uxrce_dds_client/src/libmicroxrceddsclient_project-stamp/libmicroxrceddsclient_project-install-*.log [884/1072] Performing build step for 'sitl_gazebo-classic' [38/115] Generating /home/lixing/PX4-A...dels/quadtailsitter/quadtailsitter.sdf /home/lixing/PX4-Autopilot/Tools/simulation/gazebo-classic/sitl_gazebo-classic/models/quadtailsitter/quadtailsitter.sdf.jinja -> /home/lixing/PX4-Autopilot/Tools/simulation/gazebo-classic/sitl_gazebo-classic/models/quadtailsitter/quadtailsitter.sdf [40/115] Generating /home/lixing/PX4-A..._gazebo-classic/models/plane/plane.sdf /home/lixing/PX4-Autopilot/Tools/simulation/gazebo-classic/sitl_gazebo-classic/models/plane/plane.sdf.jinja -> /home/lixing/PX4-Autopilot/Tools/simulation/gazebo-classic/sitl_gazebo-classic/models/plane/plane.sdf [46/115] Generating /home/lixing/PX4-A...ebo-classic/models/px4flow/px4flow.sdf /home/lixing/PX4-Autopilot/Tools/simulation/gazebo-classic/sitl_gazebo-classic/models/px4flow/px4flow.sdf.jinja -> /home/lixing/PX4-Autopilot/Tools/simulation/gazebo-classic/sitl_gazebo-classic/models/px4flow/px4flow.sdf [66/115] Building CXX object CMakeFile...ugin.dir/src/gazebo_aruco_plugin.cpp.o FAILED: CMakeFiles/gazebo_aruco_plugin.dir/src/gazebo_aruco_plugin.cpp.o /usr/bin/ccache /usr/bin/c++ -DBOOST_ALL_NO_LIB -DBOOST_ATOMIC_DYN_LINK -DBOOST_DATE_TIME_DYN_LINK -DBOOST_FILESYSTEM_DYN_LINK -DBOOST_IOSTREAMS_DYN_LINK -DBOOST_PROGRAM_OPTIONS_DYN_LINK -DBOOST_REGEX_DYN_LINK -DBOOST_SYSTEM_DYN_LINK -DBOOST_TEST_DYN_LINK -DBOOST_THREAD_DYN_LINK -DLIBBULLET_VERSION=2.88 -DLIBBULLET_VERSION_GT_282 -Dgazebo_aruco_plugin_EXPORTS -I/home/lixing/PX4-Autopilot/Tools/simulation/gazebo-classic/sitl_gazebo-classic/include -I. -I/usr/local/include/eigen3/eigen3 -I/usr/include/gazebo-11/gazebo/msgs -I/home/lixing/PX4-Autopilot/build/px4_sitl_default/mavlink -I/home/lixing/PX4-Autopilot/build/px4_sitl_default/mavlink/mavlink/v2.0 -I/usr/include/Paging -I/home/lixing/PX4-Autopilot/Tools/simulation/gazebo-classic/sitl_gazebo-classic/external/OpticalFlow/include -I/usr/include/gstreamer-1.0 -I/usr/include/glib-2.0 -I/usr/lib/x86_64-linux-gnu/glib-2.0/include -isystem /usr/include/gazebo-11 -isystem /usr/include/bullet -isystem /usr/include/simbody -isystem /usr/include/sdformat-9.10 -isystem /usr/include/ignition/math6 -isystem /usr/include/OGRE -isystem /usr/include/OGRE/Terrain -isystem /usr/include/OGRE/Paging -isystem /usr/include/ignition/transport8 -isystem /usr/include/ignition/msgs5 -isystem /usr/include/ignition/common3 -isystem /usr/include/ignition/fuel_tools4 -isystem /usr/include/x86_64-linux-gnu/qt5 -isystem /usr/include/x86_64-linux-gnu/qt5/QtCore -isystem /usr/lib/x86_64-linux-gnu/qt5/mkspecs/linux-g++ -isystem /usr/local/include/eigen3 -isystem /usr/local/opencv3.4/include/opencv4 -isystem /usr/include/sdformat-9.10/sdf/.. -isystem /usr/include/ignition/cmake2 -isystem /usr/include/uuid -O2 -g -DNDEBUG -fPIC -Wno-deprecated-declarations -Wno-address-of-packed-member -I/usr/include/uuid -std=gnu++17 -MD -MT CMakeFiles/gazebo_aruco_plugin.dir/src/gazebo_aruco_plugin.cpp.o -MF CMakeFiles/gazebo_aruco_plugin.dir/src/gazebo_aruco_plugin.cpp.o.d -o CMakeFiles/gazebo_aruco_plugin.dir/src/gazebo_aruco_plugin.cpp.o -c /home/lixing/PX4-Autopilot/Tools/simulation/gazebo-classic/sitl_gazebo-classic/src/gazebo_aruco_plugin.cpp In file included from /home/lixing/PX4-Autopilot/Tools/simulation/gazebo-classic/sitl_gazebo-classic/src/gazebo_aruco_plugin.cpp:31: /home/lixing/PX4-Autopilot/Tools/simulation/gazebo-classic/sitl_gazebo-classic/include/gazebo_aruco_plugin.h:42:10: fatal error: opencv2/aruco.hpp: 没有那个文件或目录 42 | #include <opencv2/aruco.hpp> | ^~~~~~~~~~~~~~~~~~~ compilation terminated. [77/115] Building CXX object CMakeFile...ir/src/gazebo_user_camera_plugin.cpp.o ninja: build stopped: subcommand failed. [1068/1072] Linking CXX executable bin/px4 FAILED: external/Stamp/sitl_gazebo-classic/sitl_gazebo-classic-build cd /home/lixing/PX4-Autopilot/build/px4_sitl_default/build_gazebo-classic && /usr/bin/cmake --build /home/lixing/PX4-Autopilot/build/px4_sitl_default/build_gazebo-classic -- -j 12 ninja: build stopped: subcommand failed. make: *** [Makefile:227:px4_sitl] 错误 1 lixing@lixing:~/PX4-Autopilot$
最新发布
07-23
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