我在尝试从 openjdk 基础映像创建 docker 映像时遇到以下问题。
ADD ${JAR_FILE} websocket-demo.jar
ADD failed: stat /var/lib/docker/tmp/docker-builder673702145/target/websocket-demo-0.0.1-SNAPSHOT.jar: no such file or directory
实际上,我正在关注本教程并在尝试编译 Docker 文件时遇到了这个问题。
这是我的 docker 文件:
# Start with a base image containing Java runtime
FROM openjdk:8-jdk-alpine
# Add Maintainer Info
LABEL maintainer="Nuibb<*****@gmail.com>"
# Add a volume pointing to /tmp
VOLUME /tmp
# Make port 8080 available to the world outside this container
EXPOSE 8080
# The application's jar file
ARG JAR_FILE=target/websocket-demo-0.0.1-SNAPSHOT.jar
# Add the application's jar to the container
ADD ${JAR_FILE} websocket-demo.jar
# Run the jar file
ENTRYPOINT ["java","-Djava.security.egd=file:/dev/./urandom","-jar","/websocket-demo.jar"]
你能告诉我如何解决这个问题吗?
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