125 lines
3.3 KiB
TypeScript
125 lines
3.3 KiB
TypeScript
interface AliyunSMSConfig {
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accessKeyId: string;
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accessKeySecret: string;
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signName: string;
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templateCode: string;
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}
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// 辅助函数：生成随机字符串
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function generateNonce(length: number): string {
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const array = new Uint8Array(length);
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crypto.getRandomValues(array);
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return Array.from(array, byte => byte.toString(16).padStart(2, '0')).join('');
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}
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// 辅助函数：计算 HMAC-SHA256（V3 使用 SHA256）
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async function calculateHmacSha256(message: string, secret: string): Promise<string> {
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const encoder = new TextEncoder();
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const keyData = encoder.encode(secret);
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const messageData = encoder.encode(message);
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const key = await crypto.subtle.importKey(
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'raw',
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keyData,
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{ name: 'HMAC', hash: 'SHA-256' },
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false,
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['sign']
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);
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const signature = await crypto.subtle.sign(
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'HMAC',
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key,
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messageData
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);
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return btoa(String.fromCharCode(...new Uint8Array(signature)));
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}
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export async function sendSMS(phone: string, code: string, config: AliyunSMSConfig) {
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const API_URL = 'https://dysmsapi.aliyuncs.com/';
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const API_VERSION = '2017-05-25';
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// 准备请求参数
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const params = {
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AccessKeyId: config.accessKeyId,
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Action: 'SendSms',
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Format: 'JSON', // 明确指定返回 JSON 格式
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PhoneNumbers: phone,
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SignName: config.signName,
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TemplateCode: config.templateCode,
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TemplateParam: JSON.stringify({ code }),
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Version: API_VERSION,
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SignatureMethod: 'HMAC-SHA1',
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SignatureVersion: '1.0',
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SignatureNonce: generateNonce(16),
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Timestamp: new Date().toISOString()
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};
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// 参数排序
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const sortedParams = Object.keys(params)
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.sort()
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.reduce((acc, key) => ({
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...acc,
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[key]: params[key]
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}), {});
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// 构建签名字符串
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const canonicalizedQueryString = Object.entries(sortedParams)
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.map(([key, value]) => `${encodeURIComponent(key)}=${encodeURIComponent(value as string)}`)
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.join('&');
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const stringToSign = `GET&${encodeURIComponent('/')}&${encodeURIComponent(canonicalizedQueryString)}`;
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// 计算签名
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const signature = await calculateHmacSha1(stringToSign, `${config.accessKeySecret}&`);
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// 构建最终的 URL
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const finalUrl = `${API_URL}?${canonicalizedQueryString}&Signature=${encodeURIComponent(signature)}`;
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// 发送请求
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const response = await fetch(finalUrl, {
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method: 'GET',
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headers: {
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'Accept': 'application/json'
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}
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});
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const responseText = await response.text();
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let responseData;
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try {
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responseData = JSON.parse(responseText);
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} catch (e) {
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console.error('Response:', responseText);
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throw new Error('Invalid response format from SMS service');
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}
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//console.log(responseData, finalUrl)
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if (!response.ok || responseData.Code !== 'OK') {
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throw new Error(responseData.Message || 'SMS send failed');
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}
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return responseData;
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}
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// 辅助函数：计算 HMAC-SHA1
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async function calculateHmacSha1(message: string, secret: string): Promise<string> {
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const encoder = new TextEncoder();
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const keyData = encoder.encode(secret);
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const messageData = encoder.encode(message);
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const key = await crypto.subtle.importKey(
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'raw',
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keyData,
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{ name: 'HMAC', hash: 'SHA-1' },
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false,
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['sign']
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);
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const signature = await crypto.subtle.sign(
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'HMAC',
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key,
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messageData
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);
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return btoa(String.fromCharCode(...new Uint8Array(signature)));
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}
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