feat: 支持模块启动时通过传递env参数动态指定模块的启动类 (#999)

sofastack · Nov 14, 2024 · 33f3319 · 33f3319
1 parent 7ab39b4
commit 33f3319
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diff --git a/...arent/core-impl/container/src/main/java/com/alipay/sofa/ark/container/model/BizModel.java b/...arent/core-impl/container/src/main/java/com/alipay/sofa/ark/container/model/BizModel.java
@@ -323,6 +323,14 @@ public void start(String[] args, Map<String, String> envs) throws Throwable {
 
     private void doStart(String[] args, Map<String, String> envs) throws Throwable {
         AssertUtils.isTrue(bizState == BizState.RESOLVED, "BizState must be RESOLVED");
+
+        // 支持运行时根据环境变量动态设置模块的启动类
+        String mainClassFromEnv = envs.get(Constants.BIZ_MAIN_CLASS);
+        if (mainClassFromEnv != null){
+            mainClass = mainClassFromEnv;
+            ArkLoggerFactory.getDefaultLogger().info("Ark biz {} will start with main class {} from envs", getIdentity(), mainClassFromEnv);
+        }
+
         if (mainClass == null) {
             throw new ArkRuntimeException(String.format("biz: %s has no main method", getBizName()));
         }

diff --git a/sofa-ark-parent/core/spi/src/main/java/com/alipay/sofa/ark/spi/constant/Constants.java b/sofa-ark-parent/core/spi/src/main/java/com/alipay/sofa/ark/spi/constant/Constants.java
@@ -203,6 +203,7 @@ public class Constants {
 
     public final static String       EMBED_STATIC_BIZ_IN_RESOURCE_ENABLE           = "sofa.ark.embed.static.biz.in.resource.enable";
     public final static String       ACTIVATE_NEW_MODULE                           = "activate.new.module";
+    public final static String       BIZ_MAIN_CLASS                                = "sofa.ark.biz.main.class";
 
     /**
      * uninstall the biz if it starts up failed