[ISSUE #12017] Add the console backend API for old section

console/src/main/java/com/alibaba/nacos/console/controller/v3/ConsoleHealthController.java

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+/*
+ * Copyright 1999-2024 Alibaba Group Holding Ltd.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ *
+ */
+
+package com.alibaba.nacos.console.controller.v3;
+
+import com.alibaba.nacos.api.exception.NacosException;
+import com.alibaba.nacos.api.model.v2.Result;
+import com.alibaba.nacos.console.paramcheck.ConsoleDefaultHttpParamExtractor;
+import com.alibaba.nacos.console.proxy.HealthProxy;
+import com.alibaba.nacos.core.paramcheck.ExtractorManager;
+import org.springframework.web.bind.annotation.GetMapping;
+import org.springframework.web.bind.annotation.RequestMapping;
+import org.springframework.web.bind.annotation.RestController;
+
+import javax.servlet.http.HttpServletRequest;
+
+/**
+ * Controller class for handling health check operations.
+ *
+ * @author zhangyukun on:2024/8/27
+ */
+@RestController()
+@RequestMapping("/v3/console/health")
+@ExtractorManager.Extractor(httpExtractor = ConsoleDefaultHttpParamExtractor.class)
+public class ConsoleHealthController {
+
+    private final HealthProxy healthProxy;
+
+    public ConsoleHealthController(HealthProxy healthProxy) {
+        this.healthProxy = healthProxy;
+    }
+
+    /**
+     * Whether the Nacos is in broken states or not, and cannot recover except by being restarted.
+     *
+     * @return HTTP code equal to 200 indicates that Nacos is in right states. HTTP code equal to 500 indicates that
+     * Nacos is in broken states.
+     */
+    @GetMapping("/liveness")
+    public Result<String> liveness() {
+        return Result.success("ok");
+    }
+
+    /**
+     * Ready to receive the request or not.
+     *
+     * @return HTTP code equal to 200 indicates that Nacos is ready. HTTP code equal to 500 indicates that Nacos is not
+     * ready.
+     */
+    @GetMapping("/readiness")
+    public Result<String> readiness(HttpServletRequest request) throws NacosException {
+        return healthProxy.checkReadiness();
+    }
+
+}

console/src/main/java/com/alibaba/nacos/console/controller/v3/ConsoleServerStateController.java

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+/*
+ * Copyright 1999-2024 Alibaba Group Holding Ltd.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ *
+ */
+
+package com.alibaba.nacos.console.controller.v3;
+
+import com.alibaba.nacos.api.model.v2.Result;
+import com.alibaba.nacos.console.paramcheck.ConsoleDefaultHttpParamExtractor;
+import com.alibaba.nacos.console.proxy.ServerStateProxy;
+import com.alibaba.nacos.core.paramcheck.ExtractorManager;
+import org.springframework.web.bind.annotation.GetMapping;
+import org.springframework.web.bind.annotation.RequestMapping;
+import org.springframework.web.bind.annotation.RequestParam;
+import org.springframework.web.bind.annotation.RestController;
+
+import java.util.Map;
+
+/**
+ * Controller for managing server state-related operations.
+ *
+ * @author zhangyukun on:2024/8/27
+ */
+@RestController
+@RequestMapping("/v3/console/server")
+@ExtractorManager.Extractor(httpExtractor = ConsoleDefaultHttpParamExtractor.class)
+public class ConsoleServerStateController {
+
+    private final ServerStateProxy serverStateProxy;
+
+    public ConsoleServerStateController(ServerStateProxy serverStateProxy) {
+        this.serverStateProxy = serverStateProxy;
+    }
+
+    /**
+     * Get server state of current server.
+     *
+     * @return state json.
+     */
+    @GetMapping("/state")
+    public Result<Map<String, String>> serverState() {
+        Map<String, String> serverState = serverStateProxy.getServerState();
+        return Result.success(serverState);
+    }
+
+    /**
+     * Get the announcement content based on the specified language.
+     *
+     * @param language Language for the announcement (default: "zh-CN")
+     * @return Announcement content as a string wrapped in a Result object
+     */
+    @GetMapping("/announcement")
+    public Result<String> getAnnouncement(
+            @RequestParam(required = false, name = "language", defaultValue = "zh-CN") String language) {
+        String announcement = serverStateProxy.getAnnouncement(language);
+        return Result.success(announcement);
+    }
+
+    /**
+     * Get the console UI guide information.
+     *
+     * @return Console UI guide information as a string wrapped in a Result object
+     */
+    @GetMapping("/guide")
+    public Result<String> getConsoleUiGuide() {
+        String guideInformation = serverStateProxy.getConsoleUiGuide();
+        return Result.success(guideInformation);
+    }
+}

console/src/main/java/com/alibaba/nacos/console/controller/v3/core/ConsoleNamespaceController.java

@@ -0,0 +1,185 @@
+/*
+ * Copyright 1999-2024 Alibaba Group Holding Ltd.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ *
+ */
+
+package com.alibaba.nacos.console.controller.v3.core;
+
+import com.alibaba.nacos.api.exception.NacosException;
+import com.alibaba.nacos.api.exception.api.NacosApiException;
+import com.alibaba.nacos.api.model.v2.ErrorCode;
+import com.alibaba.nacos.api.model.v2.Result;
+import com.alibaba.nacos.auth.annotation.Secured;
+import com.alibaba.nacos.common.utils.StringUtils;
+import com.alibaba.nacos.console.paramcheck.ConsoleDefaultHttpParamExtractor;
+import com.alibaba.nacos.console.proxy.core.NamespaceProxy;
+import com.alibaba.nacos.core.namespace.model.Namespace;
+import com.alibaba.nacos.core.namespace.model.form.NamespaceForm;
+import com.alibaba.nacos.core.namespace.repository.NamespacePersistService;
+import com.alibaba.nacos.core.paramcheck.ExtractorManager;
+import com.alibaba.nacos.plugin.auth.constant.ActionTypes;
+import com.alibaba.nacos.plugin.auth.constant.SignType;
+import com.alibaba.nacos.plugin.auth.impl.constant.AuthConstants;
+import org.springframework.http.HttpStatus;
+import org.springframework.web.bind.annotation.DeleteMapping;
+import org.springframework.web.bind.annotation.GetMapping;
+import org.springframework.web.bind.annotation.PostMapping;
+import org.springframework.web.bind.annotation.PutMapping;
+import org.springframework.web.bind.annotation.RequestMapping;
+import org.springframework.web.bind.annotation.RequestParam;
+import org.springframework.web.bind.annotation.RestController;
+
+import java.util.List;
+import java.util.UUID;
+import java.util.regex.Pattern;
+
+/**
+ * Controller for handling HTTP requests related to namespace operations.
+ *
+ * @author zhangyukun on:2024/8/27
+ */
+@RestController
+@RequestMapping("/v3/console/namespace")
+@ExtractorManager.Extractor(httpExtractor = ConsoleDefaultHttpParamExtractor.class)
+public class ConsoleNamespaceController {
+
+    private final NamespaceProxy namespaceProxy;
+
+    private final NamespacePersistService namespacePersistService;
+
+    public ConsoleNamespaceController(NamespaceProxy namespaceProxy, NamespacePersistService namespacePersistService) {
+        this.namespaceProxy = namespaceProxy;
+        this.namespacePersistService = namespacePersistService;
+    }
+
+    private final Pattern namespaceIdCheckPattern = Pattern.compile("^[\\w-]+");
+
+    private final Pattern namespaceNameCheckPattern = Pattern.compile("^[^@#$%^&*]+$");
+
+    private static final int NAMESPACE_ID_MAX_LENGTH = 128;
+
+    /**
+     * Get namespace list.
+     *
+     * @return namespace list
+     */
+    @GetMapping("/list")
+    public Result<List<Namespace>> getNamespaceList() throws NacosException {
+        return Result.success(namespaceProxy.getNamespaceList());
+    }
+
+    /**
+     * get namespace all info by namespace id.
+     *
+     * @param namespaceId namespaceId
+     * @return namespace all info
+     */
+    @GetMapping()
+    @Secured(resource = AuthConstants.CONSOLE_RESOURCE_NAME_PREFIX
+            + "namespaces", action = ActionTypes.READ, signType = SignType.CONSOLE)
+    public Result<Namespace> getNamespaceDetail(@RequestParam("namespaceId") String namespaceId) throws NacosException {
+        return Result.success(namespaceProxy.getNamespaceDetail(namespaceId));
+    }
+
+    /**
+     * create namespace.
+     *
+     * @param namespaceForm namespaceForm.
+     * @return whether create ok
+     */
+    @PostMapping
+    @Secured(resource = AuthConstants.CONSOLE_RESOURCE_NAME_PREFIX
+            + "namespaces", action = ActionTypes.WRITE, signType = SignType.CONSOLE)
+    public Result<Boolean> createNamespace(NamespaceForm namespaceForm) throws NacosException {
+
+        namespaceForm.validate();
+
+        String namespaceId = namespaceForm.getNamespaceId();
+        String namespaceName = namespaceForm.getNamespaceName();
+        String namespaceDesc = namespaceForm.getNamespaceDesc();
+
+        if (StringUtils.isBlank(namespaceId)) {
+            namespaceId = UUID.randomUUID().toString();
+        } else {
+            namespaceId = namespaceId.trim();
+            if (!namespaceIdCheckPattern.matcher(namespaceId).matches()) {
+                throw new NacosApiException(HttpStatus.BAD_REQUEST.value(), ErrorCode.ILLEGAL_NAMESPACE,
+                        "namespaceId [" + namespaceId + "] mismatch the pattern");
+            }
+            if (namespaceId.length() > NAMESPACE_ID_MAX_LENGTH) {
+                throw new NacosApiException(HttpStatus.BAD_REQUEST.value(), ErrorCode.ILLEGAL_NAMESPACE,
+                        "too long namespaceId, over " + NAMESPACE_ID_MAX_LENGTH);
+            }
+            // check unique
+            if (namespacePersistService.tenantInfoCountByTenantId(namespaceId) > 0) {
+                throw new NacosApiException(HttpStatus.BAD_REQUEST.value(), ErrorCode.ILLEGAL_NAMESPACE,
+                        "the namespaceId is existed, namespaceId: " + namespaceForm.getNamespaceId());
+            }
+        }
+        // contains illegal chars
+        if (!namespaceNameCheckPattern.matcher(namespaceName).matches()) {
+            throw new NacosApiException(HttpStatus.BAD_REQUEST.value(), ErrorCode.ILLEGAL_NAMESPACE,
+                    "namespaceName [" + namespaceName + "] contains illegal char");
+        }
+        return Result.success(namespaceProxy.createNamespace(namespaceId, namespaceName, namespaceDesc));
+    }
+
+    /**
+     * edit namespace.
+     *
+     * @param namespaceForm namespace params
+     * @return whether edit ok
+     */
+    @PutMapping
+    @Secured(resource = AuthConstants.CONSOLE_RESOURCE_NAME_PREFIX
+            + "namespaces", action = ActionTypes.WRITE, signType = SignType.CONSOLE)
+    public Result<Boolean> updateNamespace(NamespaceForm namespaceForm) throws NacosException {
+        namespaceForm.validate();
+        // contains illegal chars
+        if (!namespaceNameCheckPattern.matcher(namespaceForm.getNamespaceName()).matches()) {
+            throw new NacosApiException(HttpStatus.BAD_REQUEST.value(), ErrorCode.ILLEGAL_NAMESPACE,
+                    "namespaceName [" + namespaceForm.getNamespaceName() + "] contains illegal char");
+        }
+        return Result.success(namespaceProxy.updateNamespace(namespaceForm));
+    }
+
+    /**
+     * delete namespace by id.
+     *
+     * @param namespaceId namespace ID
+     * @return whether delete ok
+     */
+    @DeleteMapping
+    @Secured(resource = AuthConstants.CONSOLE_RESOURCE_NAME_PREFIX
+            + "namespaces", action = ActionTypes.WRITE, signType = SignType.CONSOLE)
+    public Result<Boolean> deleteNamespace(@RequestParam("namespaceId") String namespaceId) throws NacosException {
+        return Result.success(namespaceProxy.deleteNamespace(namespaceId));
+    }
+
+    /**
+     * check namespaceId exist.
+     *
+     * @param namespaceId namespace id
+     * @return true if exist, otherwise false
+     */
+    @GetMapping("/exist")
+    public Result<Boolean> checkNamespaceIdExist(@RequestParam("customNamespaceId") String namespaceId)
+            throws NacosException {
+        if (StringUtils.isBlank(namespaceId)) {
+            return Result.success(false);
+        }
+        return Result.success(namespaceProxy.checkNamespaceIdExist(namespaceId));
+    }
+}

console/src/main/java/com/alibaba/nacos/console/handler/HealthHandler.java

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+/*
+ * Copyright 1999-2024 Alibaba Group Holding Ltd.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ *
+ */
+
+package com.alibaba.nacos.console.handler;
+
+import com.alibaba.nacos.api.model.v2.Result;
+
+/**
+ * Interface for handling health check operations.
+ *
+ * @author zhangyukun
+ */
+public interface HealthHandler {
+
+    /**
+     * Perform readiness check to determine if Nacos is ready to handle requests.
+     *
+     * @return readiness result
+     */
+    Result<String> checkReadiness();
+}
+