auto append build time as version for js and css files (#2674)

apollo-common/src/main/java/com/ctrip/framework/apollo/common/controller/WebMvcConfig.java

@@ -41,9 +41,9 @@ public class WebMvcConfig implements WebMvcConfigurer, WebServerFactoryCustomize
     // 10 days
     addCacheControl(registry, "img", 864000);
     addCacheControl(registry, "vendor", 864000);
+    addCacheControl(registry, "scripts", 864000);
+    addCacheControl(registry, "styles", 864000);
     // 1 day
-    addCacheControl(registry, "scripts", 86400);
-    addCacheControl(registry, "styles", 86400);
     addCacheControl(registry, "views", 86400);
     addCacheControl(registry, "i18n", 86400);
   }

apollo-portal/pom.xml

@@ -12,6 +12,7 @@
 	<name>Apollo Portal</name>
 	<properties>
 		<github.path>${project.artifactId}</github.path>
+		<maven.build.timestamp.format>yyyyMMddHHmmss</maven.build.timestamp.format>
 	</properties>
 	<dependencies>
 		<dependency>
@@ -99,6 +100,36 @@
 					</execution>
 				</executions>
 			</plugin>
+			<plugin>
+				<groupId>com.google.code.maven-replacer-plugin</groupId>
+				<artifactId>replacer</artifactId>
+				<version>1.5.3</version>
+				<executions>
+					<execution>
+						<phase>prepare-package</phase>
+						<goals>
+							<goal>replace</goal>
+						</goals>
+					</execution>
+				</executions>
+				<configuration>
+					<basedir>${build.directory}</basedir>
+					<includes>
+						<include>classes/static/*.html</include>
+						<include>classes/static/**/*.html</include>
+					</includes>
+					<replacements>
+						<replacement>
+							<token>\.css\"</token>
+							<value>.css?v=${maven.build.timestamp}\"</value>
+						</replacement>
+						<replacement>
+							<token>\.js\"</token>
+							<value>.js?v=${maven.build.timestamp}\"</value>
+						</replacement>
+					</replacements>
+				</configuration>
+			</plugin>
 		</plugins>
 	</build>
 	<profiles>