diff --git a/pom.xml b/pom.xml index 870a1a7..4de9c86 100644 --- a/pom.xml +++ b/pom.xml @@ -81,6 +81,36 @@ test + + com.github.binarywang + weixin-java-common + 3.7.0 + + + + com.github.binarywang + weixin-java-mp + 3.6.0 + + + + com.github.binarywang + wx-java-mp-spring-boot-starter + 3.7.0 + + + + commons-codec + commons-codec + 1.9 + + + + junit + junit + 4.13 + test + diff --git a/src/main/java/com/qq/weixin/mp/aes/AesException.java b/src/main/java/com/qq/weixin/mp/aes/AesException.java new file mode 100644 index 0000000..d2a489e --- /dev/null +++ b/src/main/java/com/qq/weixin/mp/aes/AesException.java @@ -0,0 +1,59 @@ +package com.qq.weixin.mp.aes; + +@SuppressWarnings("serial") +public class AesException extends Exception { + + public final static int OK = 0; + public final static int ValidateSignatureError = -40001; + public final static int ParseXmlError = -40002; + public final static int ComputeSignatureError = -40003; + public final static int IllegalAesKey = -40004; + public final static int ValidateAppidError = -40005; + public final static int EncryptAESError = -40006; + public final static int DecryptAESError = -40007; + public final static int IllegalBuffer = -40008; + //public final static int EncodeBase64Error = -40009; + //public final static int DecodeBase64Error = -40010; + //public final static int GenReturnXmlError = -40011; + + private int code; + + private static String getMessage(int code) { + switch (code) { + case ValidateSignatureError: + return "签名验证错误"; + case ParseXmlError: + return "xml解析失败"; + case ComputeSignatureError: + return "sha加密生成签名失败"; + case IllegalAesKey: + return "SymmetricKey非法"; + case ValidateAppidError: + return "appid校验失败"; + case EncryptAESError: + return "aes加密失败"; + case DecryptAESError: + return "aes解密失败"; + case IllegalBuffer: + return "解密后得到的buffer非法"; +// case EncodeBase64Error: +// return "base64加密错误"; +// case DecodeBase64Error: +// return "base64解密错误"; +// case GenReturnXmlError: +// return "xml生成失败"; + default: + return null; // cannot be + } + } + + public int getCode() { + return code; + } + + AesException(int code) { + super(getMessage(code)); + this.code = code; + } + +} diff --git a/src/main/java/com/qq/weixin/mp/aes/ByteGroup.java b/src/main/java/com/qq/weixin/mp/aes/ByteGroup.java new file mode 100644 index 0000000..f773e3b --- /dev/null +++ b/src/main/java/com/qq/weixin/mp/aes/ByteGroup.java @@ -0,0 +1,26 @@ +package com.qq.weixin.mp.aes; + +import java.util.ArrayList; + +class ByteGroup { + ArrayList byteContainer = new ArrayList(); + + public byte[] toBytes() { + byte[] bytes = new byte[byteContainer.size()]; + for (int i = 0; i < byteContainer.size(); i++) { + bytes[i] = byteContainer.get(i); + } + return bytes; + } + + public ByteGroup addBytes(byte[] bytes) { + for (byte b : bytes) { + byteContainer.add(b); + } + return this; + } + + public int size() { + return byteContainer.size(); + } +} diff --git a/src/main/java/com/qq/weixin/mp/aes/PKCS7Encoder.java b/src/main/java/com/qq/weixin/mp/aes/PKCS7Encoder.java new file mode 100644 index 0000000..b402ab0 --- /dev/null +++ b/src/main/java/com/qq/weixin/mp/aes/PKCS7Encoder.java @@ -0,0 +1,67 @@ +/** + * 对公众平台发送给公众账号的消息加解密示例代码. + * + * @copyright Copyright (c) 1998-2014 Tencent Inc. + */ + +// ------------------------------------------------------------------------ + +package com.qq.weixin.mp.aes; + +import java.nio.charset.Charset; +import java.util.Arrays; + +/** + * 提供基于PKCS7算法的加解密接口. + */ +class PKCS7Encoder { + static Charset CHARSET = Charset.forName("utf-8"); + static int BLOCK_SIZE = 32; + + /** + * 获得对明文进行补位填充的字节. + * + * @param count 需要进行填充补位操作的明文字节个数 + * @return 补齐用的字节数组 + */ + static byte[] encode(int count) { + // 计算需要填充的位数 + int amountToPad = BLOCK_SIZE - (count % BLOCK_SIZE); + if (amountToPad == 0) { + amountToPad = BLOCK_SIZE; + } + // 获得补位所用的字符 + char padChr = chr(amountToPad); + String tmp = new String(); + for (int index = 0; index < amountToPad; index++) { + tmp += padChr; + } + return tmp.getBytes(CHARSET); + } + + /** + * 删除解密后明文的补位字符 + * + * @param decrypted 解密后的明文 + * @return 删除补位字符后的明文 + */ + static byte[] decode(byte[] decrypted) { + int pad = (int) decrypted[decrypted.length - 1]; + if (pad < 1 || pad > 32) { + pad = 0; + } + return Arrays.copyOfRange(decrypted, 0, decrypted.length - pad); + } + + /** + * 将数字转化成ASCII码对应的字符，用于对明文进行补码 + * + * @param a 需要转化的数字 + * @return 转化得到的字符 + */ + static char chr(int a) { + byte target = (byte) (a & 0xFF); + return (char) target; + } + +} diff --git a/src/main/java/com/qq/weixin/mp/aes/SHA1.java b/src/main/java/com/qq/weixin/mp/aes/SHA1.java new file mode 100644 index 0000000..e28599a --- /dev/null +++ b/src/main/java/com/qq/weixin/mp/aes/SHA1.java @@ -0,0 +1,61 @@ +/** + * 对公众平台发送给公众账号的消息加解密示例代码. + * + * @copyright Copyright (c) 1998-2014 Tencent Inc. + */ + +// ------------------------------------------------------------------------ + +package com.qq.weixin.mp.aes; + +import java.security.MessageDigest; +import java.util.Arrays; + +/** + * SHA1 class + * + * 计算公众平台的消息签名接口. + */ +class SHA1 { + + /** + * 用SHA1算法生成安全签名 + * @param token 票据 + * @param timestamp 时间戳 + * @param nonce 随机字符串 + * @param encrypt 密文 + * @return 安全签名 + * @throws AesException + */ + public static String getSHA1(String token, String timestamp, String nonce, String encrypt) throws AesException + { + try { + String[] array = new String[] { token, timestamp, nonce, encrypt }; + StringBuffer sb = new StringBuffer(); + // 字符串排序 + Arrays.sort(array); + for (int i = 0; i < 4; i++) { + sb.append(array[i]); + } + String str = sb.toString(); + // SHA1签名生成 + MessageDigest md = MessageDigest.getInstance("SHA-1"); + md.update(str.getBytes()); + byte[] digest = md.digest(); + + StringBuffer hexstr = new StringBuffer(); + String shaHex = ""; + for (int i = 0; i < digest.length; i++) { + shaHex = Integer.toHexString(digest[i] & 0xFF); + if (shaHex.length() < 2) { + hexstr.append(0); + } + hexstr.append(shaHex); + } + return hexstr.toString(); + } catch (Exception e) { + e.printStackTrace(); + throw new AesException(AesException.ComputeSignatureError); + } + } +} diff --git a/src/main/java/com/qq/weixin/mp/aes/WXBizMsgCrypt.java b/src/main/java/com/qq/weixin/mp/aes/WXBizMsgCrypt.java new file mode 100644 index 0000000..a1f1d95 --- /dev/null +++ b/src/main/java/com/qq/weixin/mp/aes/WXBizMsgCrypt.java @@ -0,0 +1,289 @@ +/** + * 对公众平台发送给公众账号的消息加解密示例代码. + * + * @copyright Copyright (c) 1998-2014 Tencent Inc. + */ + +// ------------------------------------------------------------------------ + +/** + * 针对org.apache.commons.codec.binary.Base64， + * 需要导入架包commons-codec-1.9（或commons-codec-1.8等其他版本） + * 官方下载地址：http://commons.apache.org/proper/commons-codec/download_codec.cgi + */ +package com.qq.weixin.mp.aes; + +import java.nio.charset.Charset; +import java.util.Arrays; +import java.util.Random; + +import javax.crypto.Cipher; +import javax.crypto.spec.IvParameterSpec; +import javax.crypto.spec.SecretKeySpec; + +import org.apache.commons.codec.binary.Base64; + +/** + * 提供接收和推送给公众平台消息的加解密接口(UTF8编码的字符串). + *
    + *
  1. 第三方回复加密消息给公众平台
    2. + *
  2. 第三方收到公众平台发送的消息，验证消息的安全性，并对消息进行解密。
    3. + *
+ * 说明：异常java.security.InvalidKeyException:illegal Key Size的解决方案 + *
    + *
  1. 在官方网站下载JCE无限制权限策略文件（JDK7的下载地址： + * http://www.oracle.com/technetwork/java/javase/downloads/jce-7-download-432124.html
    2. + *
  2. 下载后解压，可以看到local_policy.jar和US_export_policy.jar以及readme.txt
    3. + *
  3. 如果安装了JRE，将两个jar文件放到%JRE_HOME%\lib\security目录下覆盖原来的文件
    4. + *
  4. 如果安装了JDK，将两个jar文件放到%JDK_HOME%\jre\lib\security目录下覆盖原来文件
    5. + *
+ */ +public class WXBizMsgCrypt { + static Charset CHARSET = Charset.forName("utf-8"); + Base64 base64 = new Base64(); + byte[] aesKey; + String token; + String appId; + + /** + * 构造函数 + * @param token 公众平台上，开发者设置的token + * @param encodingAesKey 公众平台上，开发者设置的EncodingAESKey + * @param appId 公众平台appid + * + * @throws AesException 执行失败，请查看该异常的错误码和具体的错误信息 + */ + public WXBizMsgCrypt(String token, String encodingAesKey, String appId) throws AesException { + if (encodingAesKey.length() != 43) { + throw new AesException(AesException.IllegalAesKey); + } + + this.token = token; + this.appId = appId; + aesKey = Base64.decodeBase64(encodingAesKey + "="); + } + + // 生成4个字节的网络字节序 + byte[] getNetworkBytesOrder(int sourceNumber) { + byte[] orderBytes = new byte[4]; + orderBytes[3] = (byte) (sourceNumber & 0xFF); + orderBytes[2] = (byte) (sourceNumber >> 8 & 0xFF); + orderBytes[1] = (byte) (sourceNumber >> 16 & 0xFF); + orderBytes[0] = (byte) (sourceNumber >> 24 & 0xFF); + return orderBytes; + } + + // 还原4个字节的网络字节序 + int recoverNetworkBytesOrder(byte[] orderBytes) { + int sourceNumber = 0; + for (int i = 0; i < 4; i++) { + sourceNumber <<= 8; + sourceNumber |= orderBytes[i] & 0xff; + } + return sourceNumber; + } + + // 随机生成16位字符串 + String getRandomStr() { + String base = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789"; + Random random = new Random(); + StringBuffer sb = new StringBuffer(); + for (int i = 0; i < 16; i++) { + int number = random.nextInt(base.length()); + sb.append(base.charAt(number)); + } + return sb.toString(); + } + + /** + * 对明文进行加密. + * + * @param text 需要加密的明文 + * @return 加密后base64编码的字符串 + * @throws AesException aes加密失败 + */ + String encrypt(String randomStr, String text) throws AesException { + ByteGroup byteCollector = new ByteGroup(); + byte[] randomStrBytes = randomStr.getBytes(CHARSET); + byte[] textBytes = text.getBytes(CHARSET); + byte[] networkBytesOrder = getNetworkBytesOrder(textBytes.length); + byte[] appidBytes = appId.getBytes(CHARSET); + + // randomStr + networkBytesOrder + text + appid + byteCollector.addBytes(randomStrBytes); + byteCollector.addBytes(networkBytesOrder); + byteCollector.addBytes(textBytes); + byteCollector.addBytes(appidBytes); + + // ... + pad: 使用自定义的填充方式对明文进行补位填充 + byte[] padBytes = PKCS7Encoder.encode(byteCollector.size()); + byteCollector.addBytes(padBytes); + + // 获得最终的字节流, 未加密 + byte[] unencrypted = byteCollector.toBytes(); + + try { + // 设置加密模式为AES的CBC模式 + Cipher cipher = Cipher.getInstance("AES/CBC/NoPadding"); + SecretKeySpec keySpec = new SecretKeySpec(aesKey, "AES"); + IvParameterSpec iv = new IvParameterSpec(aesKey, 0, 16); + cipher.init(Cipher.ENCRYPT_MODE, keySpec, iv); + + // 加密 + byte[] encrypted = cipher.doFinal(unencrypted); + + // 使用BASE64对加密后的字符串进行编码 + String base64Encrypted = base64.encodeToString(encrypted); + + return base64Encrypted; + } catch (Exception e) { + e.printStackTrace(); + throw new AesException(AesException.EncryptAESError); + } + } + + /** + * 对密文进行解密. + * + * @param text 需要解密的密文 + * @return 解密得到的明文 + * @throws AesException aes解密失败 + */ + String decrypt(String text) throws AesException { + byte[] original; + try { + // 设置解密模式为AES的CBC模式 + Cipher cipher = Cipher.getInstance("AES/CBC/NoPadding"); + SecretKeySpec key_spec = new SecretKeySpec(aesKey, "AES"); + IvParameterSpec iv = new IvParameterSpec(Arrays.copyOfRange(aesKey, 0, 16)); + cipher.init(Cipher.DECRYPT_MODE, key_spec, iv); + + // 使用BASE64对密文进行解码 + byte[] encrypted = Base64.decodeBase64(text); + + // 解密 + original = cipher.doFinal(encrypted); + } catch (Exception e) { + e.printStackTrace(); + throw new AesException(AesException.DecryptAESError); + } + + String xmlContent, from_appid; + try { + // 去除补位字符 + byte[] bytes = PKCS7Encoder.decode(original); + + // 分离16位随机字符串,网络字节序和AppId + byte[] networkOrder = Arrays.copyOfRange(bytes, 16, 20); + + int xmlLength = recoverNetworkBytesOrder(networkOrder); + + xmlContent = new String(Arrays.copyOfRange(bytes, 20, 20 + xmlLength), CHARSET); + from_appid = new String(Arrays.copyOfRange(bytes, 20 + xmlLength, bytes.length), + CHARSET); + } catch (Exception e) { + e.printStackTrace(); + throw new AesException(AesException.IllegalBuffer); + } + + // appid不相同的情况 + if (!from_appid.equals(appId)) { + throw new AesException(AesException.ValidateAppidError); + } + return xmlContent; + + } + + /** + * 将公众平台回复用户的消息加密打包. + *
    + *
  1. 对要发送的消息进行AES-CBC加密
    2. + *
  2. 生成安全签名
    3. + *
  3. 将消息密文和安全签名打包成xml格式
    4. + *
+ * + * @param replyMsg 公众平台待回复用户的消息，xml格式的字符串 + * @param timeStamp 时间戳，可以自己生成，也可以用URL参数的timestamp + * @param nonce 随机串，可以自己生成，也可以用URL参数的nonce + * + * @return 加密后的可以直接回复用户的密文，包括msg_signature, timestamp, nonce, encrypt的xml格式的字符串 + * @throws AesException 执行失败，请查看该异常的错误码和具体的错误信息 + */ + public String encryptMsg(String replyMsg, String timeStamp, String nonce) throws AesException { + // 加密 + String encrypt = encrypt(getRandomStr(), replyMsg); + + // 生成安全签名 + if (timeStamp.equals("")) { + timeStamp = Long.toString(System.currentTimeMillis()); + } + + String signature = SHA1.getSHA1(token, timeStamp, nonce, encrypt); + + // System.out.println("发送给平台的签名是: " + signature[1].toString()); + // 生成发送的xml + String result = XMLParse.generate(encrypt, signature, timeStamp, nonce); + return result; + } + + /** + * 检验消息的真实性，并且获取解密后的明文. + *
    + *
  1. 利用收到的密文生成安全签名，进行签名验证
    2. + *
  2. 若验证通过，则提取xml中的加密消息
    3. + *
  3. 对消息进行解密
    4. + *
+ * + * @param msgSignature 签名串，对应URL参数的msg_signature + * @param timeStamp 时间戳，对应URL参数的timestamp + * @param nonce 随机串，对应URL参数的nonce + * @param postData 密文，对应POST请求的数据 + * + * @return 解密后的原文 + * @throws AesException 执行失败，请查看该异常的错误码和具体的错误信息 + */ + public String decryptMsg(String msgSignature, String timeStamp, String nonce, String postData) + throws AesException { + + // 密钥，公众账号的app secret + // 提取密文 + Object[] encrypt = XMLParse.extract(postData); + + // 验证安全签名 + String signature = SHA1.getSHA1(token, timeStamp, nonce, encrypt[1].toString()); + + // 和URL中的签名比较是否相等 + // System.out.println("第三方收到URL中的签名：" + msg_sign); + // System.out.println("第三方校验签名：" + signature); + if (!signature.equals(msgSignature)) { + throw new AesException(AesException.ValidateSignatureError); + } + + // 解密 + String result = decrypt(encrypt[1].toString()); + return result; + } + + /** + * 验证URL + * @param msgSignature 签名串，对应URL参数的msg_signature + * @param timeStamp 时间戳，对应URL参数的timestamp + * @param nonce 随机串，对应URL参数的nonce + * @param echoStr 随机串，对应URL参数的echostr + * + * @return 解密之后的echostr + * @throws AesException 执行失败，请查看该异常的错误码和具体的错误信息 + */ + public String verifyUrl(String msgSignature, String timeStamp, String nonce, String echoStr) + throws AesException { + String signature = SHA1.getSHA1(token, timeStamp, nonce, echoStr); + + if (!signature.equals(msgSignature)) { + throw new AesException(AesException.ValidateSignatureError); + } + + String result = decrypt(echoStr); + return result; + } + +} \ No newline at end of file diff --git a/src/main/java/com/qq/weixin/mp/aes/XMLParse.java b/src/main/java/com/qq/weixin/mp/aes/XMLParse.java new file mode 100644 index 0000000..8becf81 --- /dev/null +++ b/src/main/java/com/qq/weixin/mp/aes/XMLParse.java @@ -0,0 +1,78 @@ +/** + * 对公众平台发送给公众账号的消息加解密示例代码. + * + * @copyright Copyright (c) 1998-2014 Tencent Inc. + */ + +// ------------------------------------------------------------------------ + +package com.qq.weixin.mp.aes; + +import java.io.StringReader; + +import javax.xml.parsers.DocumentBuilder; +import javax.xml.parsers.DocumentBuilderFactory; + +import org.w3c.dom.Document; +import org.w3c.dom.Element; +import org.w3c.dom.NodeList; +import org.xml.sax.InputSource; + +/** + * XMLParse class + * + * 提供提取消息格式中的密文及生成回复消息格式的接口. + */ +class XMLParse { + + /** + * 提取出xml数据包中的加密消息 + * @param xmltext 待提取的xml字符串 + * @return 提取出的加密消息字符串 + * @throws AesException + */ + public static Object[] extract(String xmltext) throws AesException { + Object[] result = new Object[3]; + try { + DocumentBuilderFactory dbf = DocumentBuilderFactory.newInstance(); + dbf.setFeature("http://apache.org/xml/features/disallow-doctype-decl", true); + dbf.setFeature("http://xml.org/sax/features/external-general-entities", false); + dbf.setFeature("http://xml.org/sax/features/external-parameter-entities", false); + dbf.setFeature("http://apache.org/xml/features/nonvalidating/load-external-dtd", false); + dbf.setXIncludeAware(false); + dbf.setExpandEntityReferences(false); + DocumentBuilder db = dbf.newDocumentBuilder(); + StringReader sr = new StringReader(xmltext); + InputSource is = new InputSource(sr); + Document document = db.parse(is); + + Element root = document.getDocumentElement(); + NodeList nodelist1 = root.getElementsByTagName("Encrypt"); + NodeList nodelist2 = root.getElementsByTagName("ToUserName"); + result[0] = 0; + result[1] = nodelist1.item(0).getTextContent(); + result[2] = nodelist2.item(0).getTextContent(); + return result; + } catch (Exception e) { + e.printStackTrace(); + throw new AesException(AesException.ParseXmlError); + } + } + + /** + * 生成xml消息 + * @param encrypt 加密后的消息密文 + * @param signature 安全签名 + * @param timestamp 时间戳 + * @param nonce 随机字符串 + * @return 生成的xml字符串 + */ + public static String generate(String encrypt, String signature, String timestamp, String nonce) { + + String format = "\n" + "\n" + + "\n" + + "%3$s\n" + "\n" + ""; + return String.format(format, encrypt, signature, timestamp, nonce); + + } +} diff --git a/src/main/java/com/zeekling/solo/weixin/conf/WeXinConfigure.java b/src/main/java/com/zeekling/solo/weixin/conf/WeXinConfigure.java new file mode 100644 index 0000000..4fd600f --- /dev/null +++ b/src/main/java/com/zeekling/solo/weixin/conf/WeXinConfigure.java @@ -0,0 +1,58 @@ +package com.zeekling.solo.weixin.conf; + +import org.springframework.beans.factory.annotation.Value; +import org.springframework.stereotype.Component; + +import javax.validation.Valid; + +/** + * @author zeekling [lingzhaohui@zeekling.cn] + * @version 1.0 + * @apiNote + * @since 2020-03-18 + */ +@Component +public class WeXinConfigure { + + private String appId; + + private String secret; + + private String token; + + private String aesKey; + + public String getAppId() { + return appId; + } + + @Value("${wx.mp.appId}") + public void setAppId(String appId) { + this.appId = appId; + } + + public String getSecret() { + return secret; + } + + @Value("${wx.mp.secret}") + public void setSecret(String secret) { + this.secret = secret; + } + + public String getToken() { + return token; + } + @Value("${wx.mp.token}") + public void setToken(String token) { + this.token = token; + } + + public String getAesKey() { + return aesKey; + } + @Value("${wx.mp.aesKey}") + public void setAesKey(String aesKey) { + this.aesKey = aesKey; + } +} diff --git a/src/main/java/com/zeekling/solo/weixin/controller/Program.java b/src/main/java/com/zeekling/solo/weixin/controller/Program.java new file mode 100644 index 0000000..e887964 --- /dev/null +++ b/src/main/java/com/zeekling/solo/weixin/controller/Program.java @@ -0,0 +1,72 @@ +package com.zeekling.solo.weixin.controller; + +import com.qq.weixin.mp.aes.WXBizMsgCrypt; +import org.w3c.dom.Document; +import org.w3c.dom.Element; +import org.w3c.dom.NodeList; +import org.xml.sax.InputSource; + +import javax.xml.parsers.DocumentBuilder; +import javax.xml.parsers.DocumentBuilderFactory; +import java.io.StringReader; + +/** + * @author zeekling [lingzhaohui@zeekling.cn] + * @version 1.0 + * @apiNote + * @since 2020-03-18 + */ +public class Program { + + public static void test(String[] args) throws Exception { + + // + // 第三方回复公众平台 + // + + // 需要加密的明文 + String encodingAesKey = "abcdefghijklmnopqrstuvwxyz0123456789ABCDEFG"; + String token = "pamtest"; + String timestamp = "1409304348"; + String nonce = "xxxxxx"; + String appId = "wxb11529c136998cb6"; + String replyMsg = " 中文1407743423"; + + WXBizMsgCrypt pc = new WXBizMsgCrypt(token, encodingAesKey, appId); + String mingwen = pc.encryptMsg(replyMsg, timestamp, nonce); + System.out.println("加密后: " + mingwen); + + DocumentBuilderFactory dbf = DocumentBuilderFactory.newInstance(); + dbf.setFeature("http://apache.org/xml/features/disallow-doctype-decl", true); + dbf.setFeature("http://xml.org/sax/features/external-general-entities", false); + dbf.setFeature("http://xml.org/sax/features/external-parameter-entities", false); + dbf.setFeature("http://apache.org/xml/features/nonvalidating/load-external-dtd", false); + dbf.setXIncludeAware(false); + dbf.setExpandEntityReferences(false); + + DocumentBuilder db = dbf.newDocumentBuilder(); + StringReader sr = new StringReader(mingwen); + InputSource is = new InputSource(sr); + Document document = db.parse(is); + + Element root = document.getDocumentElement(); + NodeList nodelist1 = root.getElementsByTagName("Encrypt"); + NodeList nodelist2 = root.getElementsByTagName("MsgSignature"); + + String encrypt = nodelist1.item(0).getTextContent(); + String msgSignature = nodelist2.item(0).getTextContent(); + + String format = ""; + String fromXML = String.format(format, encrypt); + + // + // 公众平台发送消息给第三方，第三方处理 + // + + // 第三方收到公众号平台发送的消息 + String result2 = pc.decryptMsg(msgSignature, timestamp, nonce, fromXML); + System.out.println("解密后明文: " + result2); + + //pc.verifyUrl(null, null, null, null); + } +} diff --git a/src/main/java/com/zeekling/solo/weixin/controller/WeXinController.java b/src/main/java/com/zeekling/solo/weixin/controller/WeXinController.java index 8f8084b..e35132e 100644 --- a/src/main/java/com/zeekling/solo/weixin/controller/WeXinController.java +++ b/src/main/java/com/zeekling/solo/weixin/controller/WeXinController.java @@ -1,6 +1,19 @@ package com.zeekling.solo.weixin.controller; +import com.qq.weixin.mp.aes.AesException; +import com.qq.weixin.mp.aes.WXBizMsgCrypt; +import com.zeekling.solo.weixin.conf.WeXinConfigure; +import com.zeekling.solo.weixin.entity.Validate; +import me.chanjar.weixin.mp.api.WxMpService; +import org.springframework.beans.factory.annotation.Autowired; import org.springframework.stereotype.Controller; +import org.springframework.web.bind.annotation.RequestMapping; +import org.springframework.web.bind.annotation.RestController; + +import javax.annotation.Resource; +import javax.servlet.http.HttpServletRequest; +import javax.servlet.http.HttpServletResponse; +import java.util.Arrays; /** * @author zeekling [lingzhaohui@zeekling.cn] @@ -8,9 +21,26 @@ import org.springframework.stereotype.Controller; * @apiNote * @since 2020-03-17 */ -@Controller +@RestController public class WeXinController { + @Resource + private WeXinConfigure wechatConfig; + + @RequestMapping(value = "/validate") + public String validate(Validate validate) throws AesException { + String token = wechatConfig.getToken(); + WXBizMsgCrypt pc = new WXBizMsgCrypt(token, wechatConfig.getAesKey(), wechatConfig.getAppId()); + String signature = pc.encryptMsg(validate.getEchostr(), validate.getTimestamp(), validate.getNonce()); + if(!"".equals(signature) && !"".equals(validate.getSignature()) && signature.equals(validate.getSignature())){ + System.out.println("-----签名校验通过-----"); + return validate.getEchostr(); + }else { + System.out.println("-----校验签名失败-----"); + return ""; + } + + } } diff --git a/src/main/java/com/zeekling/solo/weixin/entity/Validate.java b/src/main/java/com/zeekling/solo/weixin/entity/Validate.java new file mode 100644 index 0000000..d72d940 --- /dev/null +++ b/src/main/java/com/zeekling/solo/weixin/entity/Validate.java @@ -0,0 +1,50 @@ +package com.zeekling.solo.weixin.entity; + +/** + * @author zeekling [lingzhaohui@zeekling.cn] + * @version 1.0 + * @apiNote + * @since 2020-03-17 + */ +public class Validate { + + private String signature; + + private String timestamp; + + private String nonce; + + private String echostr; + + public String getSignature() { + return signature; + } + + public void setSignature(String signature) { + this.signature = signature; + } + + public String getTimestamp() { + return timestamp; + } + + public void setTimestamp(String timestamp) { + this.timestamp = timestamp; + } + + public String getNonce() { + return nonce; + } + + public void setNonce(String nonce) { + this.nonce = nonce; + } + + public String getEchostr() { + return echostr; + } + + public void setEchostr(String echostr) { + this.echostr = echostr; + } +} diff --git a/src/main/resources/application-dev.properties b/src/main/resources/application-dev.properties index 8d92cff..201b9a8 100644 --- a/src/main/resources/application-dev.properties +++ b/src/main/resources/application-dev.properties @@ -1,2 +1,8 @@ server.port=9090 -logging.file=/home/zeek/project/solo-weixin/logs/weixin.log \ No newline at end of file +logging.file=/home/zeek/project/solo-weixin/logs/weixin.log + +# 公众号配置(必填) +wx.mp.appId=@appId +wx.mp.secret=@secret +wx.mp.token=@token +wx.mp.aesKey=@aesKey \ No newline at end of file diff --git a/src/test/java/com/qq/weixin/mp/aes/WXBizMsgCryptTest.java b/src/test/java/com/qq/weixin/mp/aes/WXBizMsgCryptTest.java new file mode 100644 index 0000000..55e73ab --- /dev/null +++ b/src/test/java/com/qq/weixin/mp/aes/WXBizMsgCryptTest.java @@ -0,0 +1,152 @@ +package com.qq.weixin.mp.aes; + +import static org.junit.Assert.*; + +import java.io.IOException; +import java.io.StringReader; + +import javax.xml.parsers.DocumentBuilder; +import javax.xml.parsers.DocumentBuilderFactory; +import javax.xml.parsers.ParserConfigurationException; + +import org.junit.After; +import org.junit.AfterClass; +import org.junit.Before; +import org.junit.BeforeClass; +import org.junit.Test; +import org.w3c.dom.Document; +import org.w3c.dom.Element; +import org.w3c.dom.NodeList; +import org.xml.sax.InputSource; +import org.xml.sax.SAXException; + +public class WXBizMsgCryptTest { + String encodingAesKey = "abcdefghijklmnopqrstuvwxyz0123456789ABCDEFG"; + String token = "pamtest"; + String timestamp = "1409304348"; + String nonce = "xxxxxx"; + String appId = "wxb11529c136998cb6"; + String replyMsg = "我是中文abcd123"; + String xmlFormat = ""; + String afterAesEncrypt = "jn1L23DB+6ELqJ+6bruv21Y6MD7KeIfP82D6gU39rmkgczbWwt5+3bnyg5K55bgVtVzd832WzZGMhkP72vVOfg=="; + String randomStr = "aaaabbbbccccdddd"; + + String replyMsg2 = "1407743423"; + String afterAesEncrypt2 = "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"; + + @BeforeClass + public static void setUpBeforeClass() throws Exception { + } + + @AfterClass + public static void tearDownAfterClass() throws Exception { + } + + @Before + public void setUp() throws Exception { + + } + + @After + public void tearDown() throws Exception { + } + + @Test + public void testNormal() throws ParserConfigurationException, SAXException, IOException { + try { + WXBizMsgCrypt pc = new WXBizMsgCrypt(token, encodingAesKey, appId); + String afterEncrpt = pc.encryptMsg(replyMsg, timestamp, nonce); + + DocumentBuilderFactory dbf = DocumentBuilderFactory.newInstance(); + DocumentBuilder db = dbf.newDocumentBuilder(); + StringReader sr = new StringReader(afterEncrpt); + InputSource is = new InputSource(sr); + Document document = db.parse(is); + + Element root = document.getDocumentElement(); + NodeList nodelist1 = root.getElementsByTagName("Encrypt"); + NodeList nodelist2 = root.getElementsByTagName("MsgSignature"); + + String encrypt = nodelist1.item(0).getTextContent(); + String msgSignature = nodelist2.item(0).getTextContent(); + String fromXML = String.format(xmlFormat, encrypt); + + // 第三方收到公众号平台发送的消息 + String afterDecrpt = pc.decryptMsg(msgSignature, timestamp, nonce, fromXML); + assertEquals(replyMsg, afterDecrpt); + } catch (AesException e) { + fail("正常流程，怎么就抛出异常了？？？？？？"); + } + } + + @Test + public void testAesEncrypt() { + try { + WXBizMsgCrypt pc = new WXBizMsgCrypt(token, encodingAesKey, appId); + assertEquals(afterAesEncrypt, pc.encrypt(randomStr, replyMsg)); + } catch (AesException e) { + e.printStackTrace(); + fail("no异常"); + } + } + + @Test + public void testAesEncrypt2() { + try { + WXBizMsgCrypt pc = new WXBizMsgCrypt(token, encodingAesKey, appId); + assertEquals(afterAesEncrypt2, pc.encrypt(randomStr, replyMsg2)); + + } catch (AesException e) { + e.printStackTrace(); + fail("no异常"); + } + } + + @Test + public void testIllegalAesKey() { + try { + new WXBizMsgCrypt(token, "abcde", appId); + } catch (AesException e) { + assertEquals(AesException.IllegalAesKey, e.getCode()); + return; + } + fail("错误流程不抛出异常？？？"); + } + + @Test + public void testValidateSignatureError() throws ParserConfigurationException, SAXException, + IOException { + try { + WXBizMsgCrypt pc = new WXBizMsgCrypt(token, encodingAesKey, appId); + String afterEncrpt = pc.encryptMsg(replyMsg, timestamp, nonce); + DocumentBuilderFactory dbf = DocumentBuilderFactory.newInstance(); + DocumentBuilder db = dbf.newDocumentBuilder(); + StringReader sr = new StringReader(afterEncrpt); + InputSource is = new InputSource(sr); + Document document = db.parse(is); + + Element root = document.getDocumentElement(); + NodeList nodelist1 = root.getElementsByTagName("Encrypt"); + + String encrypt = nodelist1.item(0).getTextContent(); + String fromXML = String.format(xmlFormat, encrypt); + pc.decryptMsg("12345", timestamp, nonce, fromXML); // 这里签名错误 + } catch (AesException e) { + assertEquals(AesException.ValidateSignatureError, e.getCode()); + return; + } + fail("错误流程不抛出异常？？？"); + } + + @Test + public void testVerifyUrl() throws AesException { + WXBizMsgCrypt wxcpt = new WXBizMsgCrypt("QDG6eK", + "jWmYm7qr5nMoAUwZRjGtBxmz3KA1tkAj3ykkR6q2B2C", "wx5823bf96d3bd56c7"); + String verifyMsgSig = "5c45ff5e21c57e6ad56bac8758b79b1d9ac89fd3"; + String timeStamp = "1409659589"; + String nonce = "263014780"; + String echoStr = "P9nAzCzyDtyTWESHep1vC5X9xho/qYX3Zpb4yKa9SKld1DsH3Iyt3tP3zNdtp+4RPcs8TgAE7OaBO+FZXvnaqQ=="; + wxcpt.verifyUrl(verifyMsgSig, timeStamp, nonce, echoStr); + // 只要不抛出异常就好 + } +}