BIGTOP-4190: Remove nop stack and mock real stack on dev mode

bigtop-manager-agent/pom.xml

@@ -63,11 +63,6 @@
             <artifactId>bigtop-manager-stack-bigtop</artifactId>
         </dependency>
 
-        <dependency>
-            <groupId>org.apache.bigtop</groupId>
-            <artifactId>bigtop-manager-stack-nop</artifactId>
-        </dependency>
-
         <dependency>
             <groupId>org.springframework.boot</groupId>
             <artifactId>spring-boot-starter-web</artifactId>

bigtop-manager-common/src/main/java/org/apache/bigtop/manager/common/utils/Environments.java

@@ -23,8 +23,9 @@
 public class Environments {
 
     /**
-     * Indicates whether the application is running in development mode, which is disabled by default.
-     * In development mode, only NOP stacks are available and no real shell commands will be executed on the agent side.
+     * Indicates whether the application is running in development mode.
+     * In development mode, most tasks run on agent side will be proxied and return success by default.
+     * This should help developers test framework functions without depending on the existence of big data components.
      */
     public static Boolean isDevMode() {
         String devMode = System.getenv("DEV_MODE");

bigtop-manager-server/src/main/java/org/apache/bigtop/manager/server/utils/StackUtils.java

@@ -19,7 +19,6 @@
 package org.apache.bigtop.manager.server.utils;
 
 import org.apache.bigtop.manager.common.enums.Command;
-import org.apache.bigtop.manager.common.utils.Environments;
 import org.apache.bigtop.manager.common.utils.JsonUtils;
 import org.apache.bigtop.manager.server.exception.ApiException;
 import org.apache.bigtop.manager.server.exception.ServerException;
@@ -77,8 +76,6 @@ public class StackUtils {
 
     private static final String DEPENDENCY_FILE_NAME = "order.json";
 
-    private static final String NOP_STACK = "nop";
-
     private static final Map<String, Map<String, List<String>>> STACK_DEPENDENCY_MAP = new HashMap<>();
 
     private static final Map<String, Map<String, List<TypeConfigDTO>>> STACK_CONFIG_MAP = new HashMap<>();
@@ -202,13 +199,6 @@ public static Map<StackDTO, List<ServiceDTO>> stackList() {
 
         for (File stackFolder : stackFolders) {
             String stackName = stackFolder.getName();
-
-            // If in dev mode, only parse nop stack
-            // If not in dev mode, skip nop stack
-            if (Environments.isDevMode() != stackName.equals(NOP_STACK)) {
-                continue;
-            }
-
             File[] versionFolders = Optional.ofNullable(stackFolder.listFiles()).orElse(new File[0]);
 
             for (File versionFolder : versionFolders) {