docker 优雅关闭（docker stop graceful） (#2827)

docker/centos7/Dockerfile.runtime

@@ -128,4 +128,4 @@ WORKDIR /opt/zlm
 VOLUME [ "/opt/zlm/conf/","/opt/zlm/log/","opt/zlm/ffmpeg/"]
 COPY --from=build /opt/build /
 ENV LD_LIBRARY_PATH=/usr/local/lib:$LD_LIBRARY_PATH TZ=Asia/Shanghai
-CMD ./MediaServer -c ./conf/config.ini
\ No newline at end of file
+CMD ["./MediaServer", "-c" , "./conf/config.ini"]
\ No newline at end of file

docker/ubuntu16.04/Dockerfile.devel

@@ -41,4 +41,4 @@ RUN cmake -DCMAKE_BUILD_TYPE=Release .. && \
     make
 
 ENV PATH /opt/media/ZLMediaKit/release/linux/Release/:$PATH
-CMD MediaServer
+CMD ["MediaServer"]

docker/ubuntu16.04/Dockerfile.runtime

@@ -60,4 +60,4 @@ RUN apt-get update && \
 WORKDIR /opt/media/bin/
 COPY --from=build /opt/media/ZLMediaKit/release/linux/Release/MediaServer /opt/media/bin/MediaServer
 ENV PATH /opt/media/bin:$PATH
-CMD MediaServer
+CMD ["MediaServer"]

docker/ubuntu18.04/Dockerfile.devel

@@ -42,4 +42,4 @@ RUN cmake -DCMAKE_BUILD_TYPE=Release .. && \
     make
 
 ENV PATH /opt/media/ZLMediaKit/release/linux/Release:$PATH
-CMD MediaServer
+CMD ["MediaServer"]

docker/ubuntu18.04/Dockerfile.runtime

@@ -60,4 +60,4 @@ RUN apt-get update && \
 WORKDIR /opt/media/bin/
 COPY --from=build /opt/media/ZLMediaKit/release/linux/Release/MediaServer /opt/media/bin/MediaServer
 ENV PATH /opt/media/bin:$PATH
-CMD MediaServer
+CMD ["MediaServer"]

dockerfile

@@ -83,4 +83,4 @@ COPY --from=build /opt/media/ZLMediaKit/release/linux/${MODEL}/MediaServer /opt/
 COPY --from=build /opt/media/ZLMediaKit/release/linux/${MODEL}/config.ini /opt/media/conf/
 COPY --from=build /opt/media/ZLMediaKit/www/ /opt/media/bin/www/
 ENV PATH /opt/media/bin:$PATH
-CMD ["sh","-c","./MediaServer -s default.pem -c ../conf/config.ini -l 0"]
+CMD ["./MediaServer","-s", "default.pem", "-c", "../conf/config.ini", "-l","0"]

server/System.cpp

@@ -126,6 +126,12 @@ void System::startDaemon(bool &kill_parent_if_failed) {
             exit(0);
         });
 
+        signal(SIGTERM,[](int) {
+            WarnL << "收到主动退出信号,关闭父进程与子进程";
+            kill(pid, SIGINT);
+            exit(0);
+        });
+
         do {
             int status = 0;
             if (waitpid(pid, &status, 0) >= 0) {

server/main.cpp

@@ -420,6 +420,12 @@ int start_main(int argc,char *argv[]) {
             sem.post();
         }); // 设置退出信号
 
+        signal(SIGTERM,[](int) {
+            WarnL << "SIGTERM:exit";
+            signal(SIGTERM, SIG_IGN);
+            sem.post();
+        });
+
 #if !defined(_WIN32)
         signal(SIGHUP, [](int) { mediakit::loadIniConfig(g_ini_file.data()); });
 #endif