🏆【声网 Agora】「WebRTC- 如何搭建语音认证服务」

package io.agora.sample;
import io.agora.media.RtcTokenBuilder;import io.agora.media.RtcTokenBuilder.Role;
public class RtcTokenBuilderSample {    static String appId = "970CA35de60c44645bbae8a215061b33";    static String appCertificate = "5CFd2fd1755d40ecb72977518be15d3b";    static String channelName = "7d72365eb983485397e3e3f9d460bdda";    static String userAccount = "2082341273";    static int uid = 2082341273;    static int expirationTimeInSeconds = 3600;     public static void main(String[] args) throws Exception {        RtcTokenBuilder token = new RtcTokenBuilder();        int timestamp = (int)(System.currentTimeMillis() / 1000 + expirationTimeInSeconds);        String result = token.buildTokenWithUserAccount(appId, appCertificate,          		 channelName, userAccount, Role.Role_Publisher, timestamp);        System.out.println(result);                result = token.buildTokenWithUid(appId, appCertificate,         		 channelName, uid, Role.Role_Publisher, timestamp);        System.out.println(result);        result = token.buildTokenWithUid(appId, appCertificate, channelName, uid,                timestamp, timestamp, timestamp,                timestamp);        System.out.println(result);        result = token.buildTokenWithUserAccount(appId, appCertificate, channelName,                userAccount, timestamp, timestamp, timestamp,                timestamp);        System.out.println(result);    }}

import java.io.IOException;import java.net.URI;import java.net.http.HttpClient;import java.net.http.HttpRequest;import java.net.http.HttpResponse;import java.util.Base64;

// 基于 Java 实现的 Token 认证示例，使用 RTM 的用户事件 RESTful APIpublic class Base64Encoding {
    public static void main(String[] args) throws IOException, InterruptedException {
        // RTM Token        String tokenHeader = "Your RTM token";        // 生成 RTM Token 时使用的 user ID        String uidHeader = "test_user";
        HttpClient client = HttpClient.newHttpClient();

        // 构建请求对象        HttpRequest request = HttpRequest.newBuilder()                .uri(URI.create("https://api.agora.io/dev/v2/project/<Your App ID>/rtm/vendor/user_events"))                .GET()                // 在 header 中添加 x-agora-token 字段                .header("x-agora-token", tokenHeader )                // 在 header 中添加 x-agora-uid 字段                .header("x-agora-uid", uidHeader)                .header("Content-Type", "application/json")                .build();        // 发送请求        HttpResponse<String> response = client.send(request,                HttpResponse.BodyHandlers.ofString());
        System.out.println(response.body());    }}

import java.io.IOException;import java.net.URI;import java.net.http.HttpClient;import java.net.http.HttpRequest;import java.net.http.HttpResponse;import java.util.Base64;

// 基于 Java 实现的 HTTP 基本认证示例，使用 RTC 的服务端 RESTful APIpublic class Base64Encoding {
    public static void main(String[] args) throws IOException, InterruptedException {
        // 客户 ID        final String customerKey = "Your customer key";        // 客户密钥        final String customerSecret = "Your customer secret";
        // 拼接客户 ID 和客户密钥并使用 base64 编码        String plainCredentials = customerKey + ":" + customerSecret;        String base64Credentials = new String(Base64.getEncoder().encode(plainCredentials.getBytes()));        // 创建 authorization header        String authorizationHeader = "Basic " + base64Credentials;
        HttpClient client = HttpClient.newHttpClient();
        // 创建 HTTP 请求对象        HttpRequest request = HttpRequest.newBuilder()                .uri(URI.create("https://api.agora.io/dev/v1/projects"))                .GET()                .header("Authorization", authorizationHeader)                .header("Content-Type", "application/json")                .build();        // 发送 HTTP 请求        HttpResponse<String> response = client.send(request,                HttpResponse.BodyHandlers.ofString());
        System.out.println(response.body());    }}

{    "noticeId": "2000001428:4330:107",    "productId": 1,    "eventType": 101,    "notifyMs": 1611566412672,    "payload": {...}}

import javax.crypto.Mac;import javax.crypto.SecretKey;import javax.crypto.spec.SecretKeySpec;public class HmacSha {    // 将加密后的字节数组转换成字符串    public static String bytesToHex(byte[] bytes) {        StringBuffer sb = new StringBuffer();        for (int i = 0; i < bytes.length; i++) {            String hex = Integer.toHexString(bytes[i] & 0xFF);            if (hex.length() < 2) {                sb.append(0);            }             sb.append(hex);        }         return sb.toString();    }    //HMAC/SHA1 加密，返回加密后的字符串    public static String hmacSha1(String message, String secret) {        try {            SecretKeySpec signingKey = new SecretKeySpec(secret.getBytes(                        "utf-8"), "HmacSHA1");            Mac mac = Mac.getInstance("HmacSHA1");            mac.init(signingKey);             byte[] rawHmac = mac.doFinal(message.getBytes("utf-8"));            return bytesToHex(rawHmac);        } catch (Exception e) {            throw new RuntimeException(e);        }    }     public static void main(String[] args) {        //拿到消息通知的 raw request body 并对其计算签名，也就是说下面代码中的 request_body 是反序列化之前的 binary byte array，不是反序列化之后的 object        String request_body = "{\"eventMs\":1560408533119,\"eventType\":10,\"noticeId\":\"4eb720f0-8da7-11e9-a43e-53f411c2761f\",\"notifyMs\":1560408533119,\"payload\":{\"a\":\"1\",\"b\":2},\"productId\":1}";        String secret = "secret";        System.out.println(hmacSha1(request_body, secret)); //033c62f40f687675f17f0f41f91a40c71c0f134c    }}

import javax.crypto.Mac;import javax.crypto.SecretKey;import javax.crypto.spec.SecretKeySpec;public class HmacSha {    // 将加密后的字节数组转换成字符串    public static String bytesToHex(byte[] bytes) {        StringBuffer sb = new StringBuffer();        for (int i = 0; i < bytes.length; i++) {            String hex = Integer.toHexString(bytes[i] & 0xFF);            if (hex.length() < 2) {                sb.append(0);            }             sb.append(hex);        }         return sb.toString();    }    //HMAC/SHA256 加密，返回加密后的字符串    public static String hmacSha256(String message, String secret) {        try {            SecretKeySpec signingKey = new SecretKeySpec(secret.getBytes(                        "utf-8"), "HmacSHA256");            Mac mac = Mac.getInstance("HmacSHA256");            mac.init(signingKey);             byte[] rawHmac = mac.doFinal(message.getBytes("utf-8"));            return bytesToHex(rawHmac);        } catch (Exception e) {            throw new RuntimeException(e);        }    }     public static void main(String[] args) {        //拿到消息通知的 raw request body 并对其计算签名，也就是说下面代码中的 request_body 是反序列化之前的 binary byte array，不是反序列化之后的 object        String request_body = "{\"eventMs\":1560408533119,\"eventType\":10,\"noticeId\":\"4eb720f0-8da7-11e9-a43e-53f411c2761f\",\"notifyMs\":1560408533119,\"payload\":{\"a\":\"1\",\"b\":2},\"productId\":1}";        String secret = "secret";        System.out.println(hmacSha256(request_body, secret)); //033c62f40f687675f17f0f41f91a40c71c0f134c    }}