litao
3 years ago
parent
3a0549b384
commit
b875362e79
9 changed files with 398 additions and 212 deletions
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package org.springblade.hospital.controller; |
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import com.google.common.collect.Lists; |
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import org.apache.commons.codec.binary.Base64; |
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import org.apache.commons.lang3.StringUtils; |
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import org.bouncycastle.jce.provider.BouncyCastleProvider; |
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import org.slf4j.Logger; |
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import org.slf4j.LoggerFactory; |
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import javax.crypto.Mac; |
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import javax.crypto.SecretKey; |
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import javax.crypto.spec.SecretKeySpec; |
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import java.io.UnsupportedEncodingException; |
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import java.security.InvalidKeyException; |
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import java.security.NoSuchAlgorithmException; |
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import java.security.Security; |
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import java.util.*; |
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public class AIoTRequestDemo { |
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private static final Logger log = LoggerFactory.getLogger(AIoTRequestDemo.class); |
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private static final String CHARSET = "UTF-8"; |
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private static final String SIGNATURE_ALGORITHM = "HmacSHA256"; |
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static { |
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Security.addProvider(new BouncyCastleProvider()); |
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} |
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public static void main(String[] args) throws Exception { |
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LinkedHashMap<String, List<String>> parameters = new LinkedHashMap<>(); |
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parameters.put("lang", Lists.newArrayList("zh_CN")); |
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String appKey = "9aON8USr"; |
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String appSecret = "VHc1CBWM0YS204rydm+wWxkQrqJSVyXAAgFRktVpOF4="; |
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String nonce = "123456"; |
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String timestampStr = "123456789"; |
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String correctSignature = "RdYq6cvBpeF84HO8iQErRF6Aq9XdE2fDx5w4qjDWfrg="; |
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String signature = renderSignature( |
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"/report/data/device", |
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parameters, |
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nonce, |
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timestampStr, |
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"", |
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appKey, |
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appSecret |
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); |
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System.out.println(signature.equals(correctSignature)); |
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} |
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/* ———————————————————————————————————————— 封装逻辑 |
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———————————————————————————————————————— */ |
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public static String renderSignature( |
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String uri, |
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LinkedHashMap<String, List<String>> parameters, |
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String nonce, |
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String timestampStr, |
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String requestBody, |
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String appKey, |
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String appSecret |
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) throws Exception { |
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long timestamp; |
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if (StringUtils.isBlank(nonce)) { |
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throw new Exception("请求nonce未定义"); |
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} |
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if (StringUtils.isBlank(timestampStr)) { |
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throw new Exception("请求timestamp未定义"); |
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} |
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try { |
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timestamp = Long.parseLong(timestampStr); |
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} catch (NumberFormatException exception) { |
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throw new Exception("请求timestamp不合法"); |
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} |
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if (StringUtils.isBlank(appKey)) { |
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throw new Exception("请求appKey未定义"); |
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} |
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return signature(uri, parameters, nonce, timestamp, requestBody, appKey, appSecret); |
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} |
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private static String signature(String requestURI, LinkedHashMap<String, List<String>> parameters, String |
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nonce, long timestamp, String requestBody, String appKey, String appSecret) throws NoSuchAlgorithmException, |
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InvalidKeyException, UnsupportedEncodingException { |
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parameters = parametersRank(parameters); |
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StringBuilder builder = new StringBuilder(requestURI); |
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for (Map.Entry<String, List<String>> paramEntry : parameters.entrySet()) { |
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for (String value : paramEntry.getValue()) { |
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builder |
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.append(builder.indexOf("?") == -1 ? "?" : "&") |
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.append(paramEntry.getKey()) |
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.append("=") |
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.append(value); |
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} |
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} |
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String url = builder.toString(); |
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String signInfo = String.format( |
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"%sappKey=%s&nonce=%s×tamp=%s%s", |
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String.format("%s%s", url, url.contains("?") ? "&" : "?"), |
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appKey, |
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nonce, |
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timestamp, |
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requestBody |
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); |
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SecretKey secretKey = new SecretKeySpec(appSecret.getBytes(CHARSET), SIGNATURE_ALGORITHM); |
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Mac mac = Mac.getInstance(SIGNATURE_ALGORITHM); |
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mac.init(secretKey); |
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String sign = Base64.encodeBase64String(mac.doFinal(signInfo.getBytes(CHARSET))); |
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log.info("signature completed ...... url [{}] payload [{}] sign [{}]", url, signInfo, sign); |
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return sign; |
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} |
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private static LinkedHashMap<String, List<String>> parametersRank(LinkedHashMap<String, List<String>> |
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parameters) { |
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LinkedHashMap<String, List<String>> rankedParameters = new LinkedHashMap<>(parameters.size()); |
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if (parameters.size() != 0) { |
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List<String> keys = new ArrayList<>(parameters.keySet()); |
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Collections.sort(keys); |
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for (String key : keys) { |
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List<String> values = parameters.get(key); |
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values.sort(Comparator.naturalOrder()); |
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rankedParameters.put(key, values); |
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} |
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} |
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return rankedParameters; |
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} |
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} |
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