[feature] alert integration extern source

hertzbeat-alerter/src/main/java/org/apache/hertzbeat/alert/controller/AlertReportController.java

@@ -20,12 +20,14 @@
 import static org.springframework.http.MediaType.APPLICATION_JSON_VALUE;
 import io.swagger.v3.oas.annotations.Operation;
 import io.swagger.v3.oas.annotations.tags.Tag;
+import java.util.List;
 import lombok.extern.slf4j.Slf4j;
-import org.apache.hertzbeat.alert.service.AlertService;
-import org.apache.hertzbeat.common.entity.alerter.SingleAlert;
+import org.apache.hertzbeat.alert.service.ExternAlertService;
+import org.apache.hertzbeat.common.constants.CommonConstants;
 import org.apache.hertzbeat.common.entity.dto.Message;
-import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.http.HttpStatus;
 import org.springframework.http.ResponseEntity;
+import org.springframework.util.StringUtils;
 import org.springframework.web.bind.annotation.PathVariable;
 import org.springframework.web.bind.annotation.PostMapping;
 import org.springframework.web.bind.annotation.RequestBody;
@@ -40,23 +42,56 @@
 @RequestMapping(path = "/api/alerts/report", produces = {APPLICATION_JSON_VALUE})
 @Slf4j
 public class AlertReportController {
+
+    private final List<ExternAlertService> externAlertServiceList;
 
-    @Autowired
-    private AlertService alertService;
+    public AlertReportController(List<ExternAlertService> externAlertServiceList) {
+        this.externAlertServiceList = externAlertServiceList;
+    }
 
-    @PostMapping("/{cloud}")
-    @Operation(summary = "Interface for reporting external alarm information of cloud service")
-    public ResponseEntity<Message<Void>> addNewAlertReportFromCloud(@PathVariable("cloud") String cloudServiceName,
-                                                                    @RequestBody String alertReport) {
-        alertService.addNewAlertReportFromCloud(cloudServiceName, alertReport);
-        return ResponseEntity.ok(Message.success("Add report success"));
+    @PostMapping("/{source}")
+    @Operation(summary = "Api for receive external alarm information")
+    public ResponseEntity<Message<Void>> receiveExternAlert(@PathVariable(value = "source") String source, 
+                                                            @RequestBody String content) {
+        log.info("Receive extern alert from source: {}, content: {}", source, content);
+        if (!StringUtils.hasText(source)) {
+            source = "default";
+        }
+        for (ExternAlertService externAlertService : externAlertServiceList) {
+            if (externAlertService.supportSource().equals(source)) {
+                try {
+                    externAlertService.addExternAlert(content);
+                    return ResponseEntity.ok(Message.success("Add extern alert success"));      
+                } catch (Exception e) {
+                    return ResponseEntity.status(HttpStatus.BAD_REQUEST)
+                            .body(Message.fail(CommonConstants.FAIL_CODE, 
+                                    "Add extern alert failed: " + e.getMessage()));
+                }
+            }
+        }
+        log.warn("Not support extern alert from source: {}", source);
+        return ResponseEntity.status(HttpStatus.BAD_REQUEST)
+                .body(Message.fail(CommonConstants.FAIL_CODE, "Not support the " + source + " source alert"));
     }
-    
+
     @PostMapping
-    @Operation(summary = "Interface for reporting external and general alarm information",
-            description = "The interface is used to report external and general alarm information")
-    public ResponseEntity<Message<Void>> addNewAlertReport(@RequestBody SingleAlert alertReport) {
-        alertService.addNewAlertReport(alertReport);
-        return ResponseEntity.ok(Message.success("Add report success"));
+    @Operation(summary = "Api for receive default external alarm information")
+    public ResponseEntity<Message<Void>> receiveDefaultExternAlert(@RequestBody String content) {
+        log.info("Receive default extern alert content: {}", content);
+        ExternAlertService externAlertService = externAlertServiceList.stream()
+                .filter(item -> "default".equals(item.supportSource())).findFirst().orElse(null);
+        if (externAlertService != null) {
+            try {
+                externAlertService.addExternAlert(content);
+                return ResponseEntity.ok(Message.success("Add extern alert success"));   
+            } catch (Exception e) {
+                return ResponseEntity.status(HttpStatus.BAD_REQUEST)
+                        .body(Message.fail(CommonConstants.FAIL_CODE, 
+                                "Add extern alert failed: " + e.getMessage()));
+            }
+        }
+        log.error("Not support default extern alert");
+        return ResponseEntity.status(HttpStatus.BAD_REQUEST)
+                .body(Message.success("Not support the default source alert"));
     }
 }

hertzbeat-alerter/src/main/java/org/apache/hertzbeat/alert/dto/AlertManagerExternAlert.java

@@ -0,0 +1,51 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements.  See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You 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 org.apache.hertzbeat.alert.dto;
+
+import java.util.List;
+import java.util.Map;
+import lombok.AllArgsConstructor;
+import lombok.Builder;
+import lombok.Data;
+import lombok.NoArgsConstructor;
+
+/**
+ * AlertManagerExternAlert
+ */
+@Data
+@Builder
+@AllArgsConstructor
+@NoArgsConstructor
+public class AlertManagerExternAlert {
+
+    private String groupKey;
+
+    private String externalURL;
+
+    private String version;
+
+    private String status;
+
+    private Map<String, String> groupLabels;
+
+    private Map<String, String> commonLabels;
+
+    private Map<String, String> commonAnnotations;
+
+    private List<PrometheusExternAlert> alerts;
+}

hertzbeat-alerter/src/main/java/org/apache/hertzbeat/alert/dto/PrometheusExternAlert.java

@@ -0,0 +1,49 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements.  See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You 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 org.apache.hertzbeat.alert.dto;
+
+import java.util.Map;
+import lombok.AllArgsConstructor;
+import lombok.Builder;
+import lombok.Data;
+import lombok.NoArgsConstructor;
+
+
+/**
+ * Prometheus Alert Content Entity
+ */
+@Data
+@Builder
+@AllArgsConstructor
+@NoArgsConstructor
+public class PrometheusExternAlert {
+
+    private Map<String, String> labels;
+
+    private Map<String, String> annotations;
+
+    private String status;
+
+    private Long startsAt;
+
+    private Long activeAt;
+
+    private Long endsAt;
+
+    private String generatorURL;
+}