add dockerfile

CMakeLists.txt

@@ -1,6 +1,9 @@
 cmake_minimum_required(VERSION 3.15.2)
 # 设置工程名称
-project(stt VERSION 1.2 LANGUAGES CXX)
+project(stt VERSION 1.4 LANGUAGES CXX)
+
+set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -O3")
+set(EXECUTABLE_OUTPUT_PATH ${PROJECT_SOURCE_DIR})
 
 message(STATUS "Platform: " ${CMAKE_HOST_SYSTEM_NAME})
 # CMake默认的安装路径 Windows下为C:/Program\ Files/${Project_Name} Linux/Unix下为/usr/local
@@ -8,5 +11,8 @@ message(STATUS "Install prefix: " ${CMAKE_INSTALL_PREFIX})
 # CMake默认的变异类型为空
 message(STATUS "Build type: " ${CMAKE_BUILD_TYPE})
 
-# 添加源文件地址
-add_subdirectory(src/)
+aux_source_directory(src STT_SRC)
+
+add_executable(stt ${STT_SRC})
+set_target_properties(stt PROPERTIES CXX_STANDARD 11)
+install(TARGETS stt RUNTIME DESTINATION sbin)

Dockerfile

@@ -0,0 +1,29 @@
+# 载入动态库镜像
+FROM ubuntu:20.04 AS builder
+# 创建工作目录
+WORKDIR /app
+# 拷贝源代码
+COPY src /app/src
+COPY CMakeLists.txt /app
+# 编译主程序并链接动态库
+RUN apt-get update && apt-get install -y g++ make cmake
+RUN mkdir build && cd build && cmake .. && make
+# 分析依赖库 将所有需要的库全部拷贝待用
+RUN mkdir /app/dependencies
+# 注意全部使用绝对路径
+RUN ldd /app/stt | grep "=>" | awk '{print $3}' | xargs -I {} cp --parents {} /app/dependencies
+# 检查 /app/dependencies 目录的内容
+#RUN ls -l /app/dependencies
+
+FROM ubuntu:20.04
+# 创建工作目录
+WORKDIR /app
+# 拷贝依赖库和可执行文件
+COPY --from=builder /app/dependencies/lib /lib
+#COPY --from=builder /app/dependencies/usr /usr
+COPY --from=builder /app/stt /usr/local/bin
+# 设置环境变量
+ENV LD_LIBRARY_PATH=$LD_LIBRARY_PATH:/usr/local/lib
+ENV PATH=$PATH:/usr/local/bin
+# 设置运行时执行文件 方便传递命令行参数
+ENTRYPOINT ["stt"]

src/CMakeLists.txt

@@ -1,8 +0,0 @@
-aux_source_directory(. STT_SRC)
-
-add_executable(stt ${STT_SRC})
-
-set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -O3")
-set_target_properties(stt PROPERTIES CXX_STANDARD 11)
-set(EXECUTABLE_OUTPUT_PATH ${PROJECT_BINARY_DIR}/bin)
-install(TARGETS stt RUNTIME DESTINATION sbin)