v1.1初始化

2025-10-21 14:16:25 +08:00
parent 36ff2dbb48
commit 62c8736728
31 changed files with 2023 additions and 2595 deletions
@@ -0,0 +1,80 @@
+package com.tongran.agent.client.utils;
+
+import java.io.BufferedReader;
+import java.io.IOException;
+import java.io.InputStreamReader;
+import java.net.HttpURLConnection;
+import java.net.URL;
+
+public class PublicIpFetcher {
+
+    private static final String IP_SERVICE_URL = "https://myip.ipip.net";
+    private static final int TIMEOUT_MS = 10_000; // 10秒超时
+
+    /**
+     * 获取公网 IP（包含归属地信息）
+     *
+     * @return IP 信息字符串，如 "当前 IP：112.96.15.145，来自于：中国 广东省 深圳市 联通"
+     * @throws IOException 如果网络请求失败
+     */
+    public static String getPublicIp() throws IOException {
+        URL url = new URL(IP_SERVICE_URL);
+        HttpURLConnection connection = (HttpURLConnection) url.openConnection();
+
+        // 设置请求方法
+        connection.setRequestMethod("GET");
+        connection.setConnectTimeout(TIMEOUT_MS);
+        connection.setReadTimeout(TIMEOUT_MS);
+
+        // 发起请求
+        int responseCode = connection.getResponseCode();
+        if (responseCode != 200) {
+            throw new IOException("HTTP " + responseCode + " from " + IP_SERVICE_URL);
+        }
+
+        // 读取响应（注意：myip.ipip.net 返回的是 GBK 编码）
+        try (BufferedReader reader = new BufferedReader(
+                new InputStreamReader(connection.getInputStream(), "GBK"))) { // 使用 GBK 解码
+            StringBuilder response = new StringBuilder();
+            String line;
+            while ((line = reader.readLine()) != null) {
+                response.append(line);
+            }
+            return response.toString().trim();
+        }
+    }
+
+    /**
+     * 从返回文本中提取纯 IP 地址（如 112.96.15.145）
+     *
+     * @param ipInfo 来自 getPublicIp() 的完整信息
+     * @return 纯 IP 字符串，提取失败返回 null
+     */
+    public static String extractIp(String ipInfo) {
+        if (ipInfo == null || ipInfo.isEmpty()) return null;
+
+        // 匹配 IP 地址的正则
+        java.util.regex.Pattern pattern = java.util.regex.Pattern.compile("(\\d{1,3}\\.\\d{1,3}\\.\\d{1,3}\\.\\d{1,3})");
+        java.util.regex.Matcher matcher = pattern.matcher(ipInfo);
+        return matcher.find() ? matcher.group(1) : null;
+    }
+
+    // === 使用示例 ===
+    public static void main(String[] args) {
+        try {
+            String ipInfo = getPublicIp();
+            System.out.println("完整信息: " + ipInfo);
+
+            String pureIp = extractIp(ipInfo);
+            if (pureIp != null) {
+                System.out.println("公网 IP: " + pureIp);
+            } else {
+                System.out.println("未能提取 IP 地址");
+            }
+
+        } catch (IOException e) {
+            System.err.println("获取公网 IP 失败: " + e.getMessage());
+            e.printStackTrace();
+        }
+    }
+}