新增eapi算法

util/crypto.js

@@ -4,6 +4,7 @@ const presetKey = Buffer.from('0CoJUm6Qyw8W8jud')
 const linuxapiKey = Buffer.from('rFgB&h#%2?^eDg:Q')
 const base62 = 'abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789'
 const publicKey = '-----BEGIN PUBLIC KEY-----\nMIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDgtQn2JZ34ZC28NWYpAUd98iZ37BUrX/aKzmFbt7clFSs6sXqHauqKWqdtLkF2KexO40H1YTX8z2lSgBBOAxLsvaklV8k4cBFK9snQXE9/DDaFt6Rr7iVZMldczhC0JNgTz+SHXT6CBHuX3e9SdB1Ua44oncaTWz7OBGLbCiK45wIDAQAB\n-----END PUBLIC KEY-----'
+const eapiKey = 'e82ckenh8dichen8'
 
 const aesEncrypt = (buffer, mode, key, iv) => {
     const cipher = crypto.createCipheriv('aes-128-' + mode, key, iv)
@@ -31,4 +32,19 @@ const linuxapi = (object) => {
     }
 }
 
-module.exports = {weapi, linuxapi}
+const eapi = (url, object) => {
+    const text = typeof object === 'object' ? JSON.stringify(object) : object;
+    const message = `nobody${url}use${text}md5forencrypt`
+    const digest = crypto.createHash('md5').update(message).digest('hex')
+    const data = `${url}-36cd479b6b5-${text}-36cd479b6b5-${digest}`
+    return {
+        params: aesEncrypt(Buffer.from(data), 'ecb', eapiKey, '').toString('hex').toUpperCase()
+    }
+}
+
+const decrypt = cipherBuffer => {
+    const decipher = crypto.createDecipheriv('aes-128-ecb',eapiKey,'')
+    return Buffer.concat([decipher.update(cipherBuffer), decipher.final()])
+}
+
+module.exports = {weapi, linuxapi, eapi, decrypt}