feat(cloud): 增加prometheus动态获取实例端口

service-cloud-query/src/main/java/com/lanyuanxiaoyao/service/cloud/CloudController.java

@@ -1,8 +1,11 @@
 package com.lanyuanxiaoyao.service.cloud;
 
 import cn.hutool.core.util.StrUtil;
+import com.lanyuanxiaoyao.service.cloud.entity.PrometheusTarget;
 import org.eclipse.collections.api.factory.Lists;
+import org.eclipse.collections.api.factory.Maps;
 import org.eclipse.collections.api.list.ImmutableList;
+import org.eclipse.collections.api.map.ImmutableMap;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 import org.springframework.cloud.client.discovery.DiscoveryClient;
@@ -49,4 +52,15 @@ public class CloudController {
                 .toSortedList()
                 .toImmutable();
     }
+
+    @GetMapping("targets")
+    public ImmutableList<PrometheusTarget> prometheusTargets() {
+        return Lists.immutable.ofAll(client.getServices())
+                .collect(name -> {
+                    ImmutableList<String> targets = Lists.immutable.ofAll(client.getInstances(name))
+                            .collect(instance -> instance.getUri().toString());
+                    ImmutableMap<String, String> labels = Maps.immutable.of("application", name);
+                    return new PrometheusTarget(targets, labels);
+                });
+    }
 }

service-cloud-query/src/main/java/com/lanyuanxiaoyao/service/cloud/entity/PrometheusTarget.java

@@ -0,0 +1,36 @@
+package com.lanyuanxiaoyao.service.cloud.entity;
+
+import org.eclipse.collections.api.list.ImmutableList;
+import org.eclipse.collections.api.map.ImmutableMap;
+
+/**
+ * Prometheus服务发现
+ *
+ * @author lanyuanxiaoyao
+ * @date 2024-01-31
+ */
+public class PrometheusTarget {
+    private final ImmutableList<String> targets;
+    private final ImmutableMap<String, String> labels;
+
+    public PrometheusTarget(ImmutableList<String> targets, ImmutableMap<String, String> labels) {
+        this.targets = targets;
+        this.labels = labels;
+    }
+
+    public ImmutableList<String> getTargets() {
+        return targets;
+    }
+
+    public ImmutableMap<String, String> getLabels() {
+        return labels;
+    }
+
+    @Override
+    public String toString() {
+        return "PrometheusTarget{" +
+               "ips=" + targets +
+               ", labels=" + labels +
+               '}';
+    }
+}