32 lines
1.0 KiB
JavaScript
32 lines
1.0 KiB
JavaScript
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/**
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* HMAC-SHA256 签名工具
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*
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* 签名规则：
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* 1. 将 GET 的 Query 参数 + nonce + timestamp 按 key 字母序排列
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* 2. 格式: key1=value1&key2=value2&...
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* 3. POST/PUT 的 JSON body 不参与签名
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* 4. 使用 HMAC-SHA256 算法，以 appSecret 为密钥，输出 hex 小写
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*/
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import CryptoJS from 'crypto-js'
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export function generateSignHeaders(appKey, appSecret, queryParams = {}) {
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const timestamp = Date.now().toString()
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const nonce = Math.random().toString(36).substring(2, 15) + Math.random().toString(36).substring(2, 15)
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// Build signature string: sorted query params + nonce + timestamp
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const signParams = { ...queryParams, nonce, timestamp }
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const sortedKeys = Object.keys(signParams).sort()
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const signString = sortedKeys.map(k => `${k}=${signParams[k]}`).join('&')
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// HMAC-SHA256
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const signature = CryptoJS.HmacSHA256(signString, appSecret).toString(CryptoJS.enc.Hex)
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return {
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'X-App-Key': appKey,
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'X-Timestamp': timestamp,
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'X-Nonce': nonce,
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'X-Signature': signature
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}
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}
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