簽名授權

public static T TecentDoPostJsonV3(String url,String key,String secretId, TecentPublicParams header, String json, OkHttpClient httpClient, Class clazz) throws Exception { // ************* 步驟 1：拼接規范請求串 ************* String date = DateUtils.format(new Date(Long.valueOf(header.getX_TC_Timestamp() + '000')),DateUtils.FORMAT_SHORT); String service = url.substring(0,url.indexOf('.')); //截取服務類型 云直播是live System.out.println(json); String canonicalRequest ='POSTn' + '/n' + 'n' + 'content-type:application/json; charset=utf-8n' + 'host:'+url+'n' + 'n' + 'content-type;hostn' + sha256Hex(json); System.out.println(canonicalRequest); // ************* 步驟 2：拼接待簽名字符串 ************* String credentialScope = date+ '/' + service + '/' + 'tc3_request'; String hashedCanonicalRequest = sha256Hex(canonicalRequest); String algorithm = 'TC3-HMAC-SHA256'; String stringToSign = algorithm + 'n' + header.getX_TC_Timestamp() + 'n' + credentialScope + 'n' + hashedCanonicalRequest; System.out.println(stringToSign); // ************* 步驟 3：計算簽名 ************* byte[] secretDate = hmac256(('TC3' + key).getBytes(CHARSET), date); byte[] secretService = hmac256(secretDate, service); byte[] secretSigning = hmac256(secretService, 'tc3_request'); String signature = DatatypeConverter.printHexBinary(hmac256(secretSigning, stringToSign)).toLowerCase(); System.out.println(signature); // ************* 步驟 4：拼接 Authorization ************* String authorization = algorithm + ' ' + 'Credential=' + secretId + '/' + credentialScope + ', ' + 'SignedHeaders=' + 'content-type;host' + ', ' + 'Signature=' + signature; System.out.println(authorization); header.setAuthorization(authorization); JSONObject jsonObject = (JSONObject)JSON.toJSON(header); RequestBody requestBody = RequestBody.create(CONTENT_TYPE, json); Request.Builder builder = new Request.Builder(); for (Map.Entry entry:jsonObject.entrySet()) { if(entry.getValue()==null){ continue; } builder.addHeader(String.valueOf(entry.getKey()).replaceAll('_','-'),String.valueOf(entry.getValue())); } // 用okhttp3 拼接發送請求 try { Response response = httpClient.newCall((builder).url('https://'+url).post(requestBody).build()).execute(); String request = response.body().string(); T t = JSON.parseObject(request, clazz); return t; } catch (IOException var8) { throw new ApiProcessException(ErrorCode.HTTP_REQUEST_ERROR, var8.getMessage()); }}public static byte[] hmac256(byte[] key, String msg) throws Exception { Mac mac = Mac.getInstance('HmacSHA256'); SecretKeySpec secretKeySpec = new SecretKeySpec(key, mac.getAlgorithm()); mac.init(secretKeySpec); return mac.doFinal(msg.getBytes(CHARSET));}

公共參數實體類

public class TecentPublicParams { private String X_TC_Action; private String X_TC_Region; private String X_TC_Timestamp = Long.toString(System.currentTimeMillis() / 1000); private String X_TC_Version; private String Authorization; private String X_TC_Language = 'zh-CN'; private String X_TC_Token; public String getX_TC_Action() { return X_TC_Action; } public void setX_TC_Action(String x_TC_Action) { X_TC_Action = x_TC_Action; } public String getX_TC_Region() { return X_TC_Region; } public void setX_TC_Region(String x_TC_Region) { X_TC_Region = x_TC_Region; } public String getX_TC_Timestamp() { return X_TC_Timestamp; } public void setX_TC_Timestamp(String x_TC_Timestamp) { X_TC_Timestamp = x_TC_Timestamp; } public String getX_TC_Version() { return X_TC_Version; } public void setX_TC_Version(String x_TC_Version) { X_TC_Version = x_TC_Version; } public String getAuthorization() { return Authorization; } public void setAuthorization(String authorization) { Authorization = authorization; } public String getX_TC_Language() { return X_TC_Language; } public void setX_TC_Language(String x_TC_Language) { X_TC_Language = x_TC_Language; } public String getX_TC_Token() { return X_TC_Token; } public void setX_TC_Token(String x_TC_Token) { X_TC_Token = x_TC_Token; }}

調用方法

String tencentLiveApi = 'live.tencentcloudapi.com';String SECRET_KEY = '***'; //此處填寫自己騰訊云keyString SECRET_ID = '***'; //此處填寫自己騰訊云密匙TecentPublicParams tecentPublicParams = new TecentPublicParams();tecentPublicParams.setX_TC_Action('DescribeLiveStreamPublishedList'); //對應方法名tecentPublicParams.setX_TC_Version('2018-08-01');TreeMap keyValues = new TreeMap(); //參數keyValues.put('DomainName','***');keyValues.put('EndTime', DateUtils.format(new Date(),'yyyy-MM-dd’T’HH:mm:ss’Z’'));keyValues.put('StartTime', DateUtils.format(DateUtils.addDay(new Date(),-30),'yyyy-MM-dd’T’HH:mm:ss’Z’'));String back ='';try { back = LiveUtils.TecentDoPostJsonV3(tencentLiveApi,SECRET_KEY,SECRET_ID,tecentPublicParams,JSON.toJSONString(keyValues),httpClient,String.class);} catch (Exception e) { e.printStackTrace();}

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