JavaScript/Node.js API代理示例

1
const https = require('https');
2
const { request: httpsRequest } = https;
3
const HttpsProxyAgent = require('https-proxy-agent');
4

5
const apiUrl = 'http://ip.16yun.cn:817/myip/pl/<ORDER_ID>/?s=<ORDER_SIGN>&u=<USER>&format=json';
6

7
function fetchJson(url) {
8
  return new Promise((resolve, reject) => {
9
    https.get(url, (res) => {
10
      let data = '';
11
      res.on('data', (chunk) => (data += chunk));
12
      res.on('end', () => {
13
        if (res.statusCode !== 200) {
14
          return reject(new Error(`API错误 ${res.statusCode}`));
15
        }
16
        try {
17
          resolve(JSON.parse(data));
18
        } catch (e) {
19
          reject(e);
20
        }
21
      });
22
    }).on('error', reject);
23
  });
24
}
25

26
async function main() {
27
  const arr = await fetchJson(apiUrl);
28
  if (!Array.isArray(arr) || arr.length === 0) throw new Error('API 返回为空');
29
  const { ip, port } = arr[0];
30
  const agent = new HttpsProxyAgent(`http://${ip}:${port}`);
31

32
  const req = httpsRequest('https://httpbin.org/ip', { agent }, (res) => {
33
    let s = '';
34
    res.on('data', (c) => (s += c));
35
    res.on('end', () => console.log(s));
36
  });
37
  req.on('error', console.error);
38
  req.end();
39
}
40

41
main().catch((e) => {
42
  console.error(e.message);
43
  process.exit(1);
44
});

1
const axios = require('axios');
2

3
const apiUrl = 'http://ip.16yun.cn:817/myip/pl/<ORDER_ID>/?s=<ORDER_SIGN>&u=<USER>&format=json';
4

5
async function main() {
6
  const apiResp = await axios.get(apiUrl, { timeout: 10000 });
7
  const arr = apiResp.data;
8
  if (!Array.isArray(arr) || arr.length === 0) throw new Error('API 返回为空');
9
  const { ip, port } = arr[0];
10

11
  const r = await axios.get('https://httpbin.org/ip', {
12
    timeout: 10000,
13
    proxy: { host: ip, port: Number(port) },
14
    // 若需要用户名密码：proxy: { host: ip, port: Number(port), auth: { username, password } }
15
  });
16
  console.log(r.data);
17
}
18

19
main().catch((e) => {
20
  console.error(e.message);
21
  process.exit(1);
22
});

1
const request = require('superagent');
2
require('superagent-proxy')(request);
3

4
const apiUrl = 'http://ip.16yun.cn:817/myip/pl/<ORDER_ID>/?s=<ORDER_SIGN>&u=<USER>&format=json';
5

6
async function main() {
7
  const apiResp = await request.get(apiUrl).timeout({ response: 10000 });
8
  const arr = JSON.parse(apiResp.text);
9
  if (!Array.isArray(arr) || arr.length === 0) throw new Error('API 返回为空');
10
  const { ip, port } = arr[0];
11

12
  const res = await request
13
    .get('https://httpbin.org/ip')
14
    .proxy(`http://${ip}:${port}`)
15
    .timeout({ response: 10000 });
16
  console.log(res.text);
17
}
18

19
main().catch((e) => {
20
  console.error(e.message);
21
  process.exit(1);
22
});