\u6211\u60f3\u5c1d\u8bd5\u4f7f\u7528Docker\u548cKotlin\u3002
\n\u6211\u5728https:\/\/training.play-with-docker.com\/\u4e0a\u5b66\u4e60\u4e86Docker\uff0c
\n\u5728https:\/\/spring.io\/guides\/tutorials\/spring-boot-kotlin\/\u4e0a\u5b66\u4e60\u4e86Spring\u548cKotlin\uff0c
\n\u5728https:\/\/spring.io\/guides\/gs\/spring-boot-docker\/\u4e0a\u5b66\u4e60\u4e86Spring\u548cDocker\u7684\u7ec4\u5408\u65b9\u6cd5\u3002
\n\u8fd9\u662f\u6211\u7684\u603b\u7ed3\u3002<\/p>\n
$ <\/span>gradle -v<\/span>\r\nGradle 4.4.1\r\n$ <\/span>java -version<\/span>\r\njava version \"1.8.0_91\"<\/span>\r\n$ <\/span>docker -v<\/span>\r\nDocker version 18.09.0, build 4d60db4\r\n<\/code><\/pre>\n\u521b\u5efa\u96cf\u5f62\u548c\u542f\u52a8\u786e\u8ba4<\/h1>\n$ <\/span>mkdir <\/span>boot-sample-kotlin-with-docker &&<\/span> cd <\/span>boot-sample-kotlin-with-docker\r\n$ <\/span>curl https:\/\/start.spring.io\/starter.zip -d<\/span> type<\/span>=<\/span>gradle-project -d<\/span> language<\/span>=<\/span>kotlin -d<\/span> style<\/span>=<\/span>web -d<\/span> packageName<\/span>=<\/span>sample -d<\/span> name<\/span>=<\/span>sample -o<\/span> boot-sample-kotlin-with-docker.zip\r\n$ <\/span>unzip boot-sample-kotlin-with-docker.zip &&<\/span> rm <\/span>boot-sample-kotlin-with-docker.zip\r\n$ <\/span>.\/gradlew build &&<\/span> java -jar<\/span> build\/libs\/demo-0.0.1-SNAPSHOT.jar\r\n<\/code><\/pre>\n\u6dfb\u52a0\u5e76\u6267\u884c\u63a7\u5236\u5668\u7684\u786e\u8ba4\u3002<\/h1>\nController\u306e\u8ffd\u52a0<\/ul>\n
package<\/span> sample<\/span>\r\n\r\nimport<\/span> org.springframework.web.bind.annotation.GetMapping<\/span>\r\nimport<\/span> org.springframework.web.bind.annotation.RestController<\/span>\r\n\r\n@RestController<\/span>\r\nclass<\/span> Controller<\/span> {<\/span>\r\n\r\n @GetMapping<\/span>(<\/span>path<\/span> =<\/span> [<\/span>\"hello\"<\/span>])<\/span>\r\n fun<\/span> hello<\/span>():<\/span> String<\/span> {<\/span>\r\n return<\/span> \"Hello Kotlin, Hello Docker.\"<\/span>\r\n }<\/span>\r\n}<\/span>\r\n<\/code><\/pre>\n\u52d5\u4f5c\u78ba\u8a8d<\/ul>\n
$ .\/gradlew build && java -jar build\/libs\/demo-0.0.1-SNAPSHOT.jar\r\n$ curl localhost:8080\/hello\r\nHello Kotlin, Hello Docker.\r\n<\/code><\/pre>\n\u521b\u5efa Dockerfile<\/h1>\n
\u4f7f\u7528Kotlin\u7f16\u5199\u7684Dockerfile\u548cbuild.gradle\u7684\u8bbe\u7f6e\u4f1a\u5bfc\u81f4\u4ee5\u4e0b\u9519\u8bef\uff0c\u63d0\u793a\u627e\u4e0d\u5230\u4e3b\u65b9\u6cd5\u3002<\/p>\n
Error: Main method not found in class sample.SampleApplication, please define the main method as:\r\n public static void main(String[] args)\r\nor a JavaFX application class must extend javafx.application.Application\r\n<\/code><\/pre>\n\u56e0\u4e3a\u4e0d\u77e5\u9053\u5bf9\u5e94\u7684\u5904\u7406\u65b9\u6cd5\uff0c\u6240\u4ee5\u5c1d\u8bd5\u4f7f\u7528\u8fd9\u91cc\uff08https:\/\/cloud.google.com\/community\/tutorials\/kotlin-springboot-container-engine\uff09\u4ecb\u7ecd\u7684\u65b9\u5f0f\u6765\u505a\u3002<\/p>\n
FROM<\/span> openjdk:8-jdk-alpine<\/span>\r\nVOLUME<\/span> \/tmp<\/span>\r\nRUN <\/span>mkdir<\/span> \/work\r\nCOPY<\/span> . \/work<\/span>\r\nWORKDIR<\/span> \/work<\/span>\r\nRUN <\/span>\/work\/gradlew build\r\nRUN <\/span>mv<\/span> \/work\/build\/libs\/*<\/span>.jar \/work\/app.jar\r\nENTRYPOINT<\/span> [\"java\",\"-Djava.security.egd=file:\/dev\/.\/urandom\",\"-jar\",\"\/work\/app.jar\"]<\/span>\r\n<\/code><\/pre>\n$ <\/span>docker build --no-cache<\/span> -t<\/span> demo .<\/span>\r\n$ <\/span>docker image ls\r\n<\/span>REPOSITORY TAG IMAGE ID CREATED SIZE\r\ndemo latest 834f1d599273 About a minute ago 620MB\r\n<\/code><\/pre>\n\u6700\u540e\u7684\u786e\u8ba4\u64cd\u4f5c<\/h1>\n\r\n$ <\/span>docker run -p<\/span> 8081:8080 demo\r\n$ <\/span>curl localhost:8081\/hello\r\nHello Kotlin, Hello Docker.\r\n<\/code><\/pre>\n\u8bf7\u8c05\u89e3\u6211\u53ea\u80fd\u63d0\u4f9b\u4e00\u79cd\u9009\u9879\uff1a
\n– \u53c2\u8003\u4e00\u4e0b<\/h1>\n\n- \n
docker<\/ul>\n<\/li>\n<\/ul>\n