Ostrich VPN v1.19.0222版本的 MD5 值为：1b442e5f3dd93fd660d88d6f4b94ace3

以下内容为反编译后的 InterceptorUtil.java 源代码，内容仅作参考

package com.best.free.vpn.proxy.http;

import android.content.Context;
import android.text.TextUtils;
import com.best.free.vpn.proxy.BuildConfig;
import com.best.free.vpn.proxy.http.InterceptorUtil;
import com.best.free.vpn.proxy.util.LogKt;
import com.best.free.vpn.proxy.util.MD5Utils;
import com.google.common.net.HttpHeaders;
import java.util.Locale;
import kotlin.Metadata;
import kotlin.jvm.internal.DefaultConstructorMarker;
import kotlin.jvm.internal.Intrinsics;
import okhttp3.Interceptor;
import okhttp3.Request;
import okhttp3.Response;
import okhttp3.logging.HttpLoggingInterceptor;

@Metadata(d1 = {"\u0000\f\n\u0002\u0018\u0002\n\u0002\u0010\u0000\n\u0002\b\u0003\u0018\u0000 \u00032\u00020\u0001:\u0001\u0003B\u0005¢\u0006\u0002\u0010\u0002¨\u0006\u0004"}, d2 = {"Lcom/best/free/vpn/proxy/http/InterceptorUtil;", "", "()V", "Companion", "vpnkt-v1.19.0(222)_release"}, k = 1, mv = {1, 9, 0}, xi = 48)
public final class InterceptorUtil {

    public static final Companion INSTANCE = new Companion(null);
    private static final String TAG = "InterceptorUtil";

    @Metadata(d1 = {"\u0000(\n\u0002\u0018\u0002\n\u0002\u0010\u0000\n\u0002\b\u0002\n\u0002\u0010\u000e\n\u0002\b\u0002\n\u0002\u0018\u0002\n\u0000\n\u0002\u0018\u0002\n\u0002\b\u0002\n\u0002\u0018\u0002\n\u0000\b\u0086\u0003\u0018\u00002\u00020\u0001B\u0007\b\u0002¢\u0006\u0002\u0010\u0002J\u0010\u0010\u0005\u001a\u00020\u00042\b\u0010\u0006\u001a\u0004\u0018\u00010\u0007J\u0006\u0010\b\u001a\u00020\tJ\u0006\u0010\n\u001a\u00020\tJ\u0006\u0010\u000b\u001a\u00020\fR\u000e\u0010\u0003\u001a\u00020\u0004X\u0082T¢\u0006\u0002\n\u0000¨\u0006\r"}, d2 = {"Lcom/best/free/vpn/proxy/http/InterceptorUtil$Companion;", "", "()V", "TAG", "", "getSignature", "context", "Landroid/content/Context;", "headerInterceptor", "Lokhttp3/Interceptor;", "ipConnect", "logInterceptor", "Lokhttp3/logging/HttpLoggingInterceptor;", "vpnkt-v1.19.0(222)_release"}, k = 1, mv = {1, 9, 0}, xi = 48)
    public static final class Companion {
        public Companion(DefaultConstructorMarker defaultConstructorMarker) {
            this();
        }

        public final Interceptor ipConnect() {
            return new Interceptor() {
                @Override
                public final Response intercept(Interceptor.Chain chain) {
                    Response ipConnect$lambda$1;
                    ipConnect$lambda$1 = InterceptorUtil.Companion.ipConnect$lambda$1(chain);
                    return ipConnect$lambda$1;
                }
            };
        }

        private Companion() {
        }

        public final HttpLoggingInterceptor logInterceptor() {
            return new HttpLoggingInterceptor(new HttpLoggingInterceptor.Logger() {
                @Override
                public final void log(String str) {
                    InterceptorUtil.Companion.logInterceptor$lambda$0(str);
                }
            }).setLevel(HttpLoggingInterceptor.Level.BODY);
        }

        public static final void logInterceptor$lambda$0(String it) {
            Intrinsics.checkNotNullParameter(it, "it");
            LogKt.logD(InterceptorUtil.TAG, "Http Log ---> " + it);
        }

        public final Interceptor headerInterceptor() {
            return new Interceptor() {
                @Override
                public Response intercept(Interceptor.Chain chain) {
                    Intrinsics.checkNotNullParameter(chain, "chain");
                    Request request = chain.request();
                    if (request.body() == null) {
                        return chain.proceed(request);
                    }
                    return chain.proceed(request.newBuilder().header(HttpHeaders.CONTENT_TYPE, "application/json").build());
                }
            };
        }

        public static final Response ipConnect$lambda$1(Interceptor.Chain chain) {
            Intrinsics.checkNotNullParameter(chain, "chain");
            Request request = chain.request();
            String host = request.url().host();
            LogKt.logD(InterceptorUtil.TAG, "ipConnect: host: " + host);
            if (Intrinsics.areEqual(host, "13.248.170.49")) {
                return chain.proceed(request.newBuilder().url(request.url().newBuilder().host("api.getgreatapps.com").build()).build().newBuilder().build());
            }
            if (Intrinsics.areEqual(host, "34.192.229.242")) {
                return chain.proceed(request.newBuilder().url(request.url().newBuilder().host("rconf.net").build()).build().newBuilder().build());
            }
            return chain.proceed(request);
        }

        public final String getSignature(Context context) {
            String str;
            if (context == null) {
                return "";
            }
            String textToMD5L32 = MD5Utils.textToMD5L32(BuildConfig.APPLICATION_ID);
            String signMd5Str = MD5Utils.getSignMd5Str(context);
            if (signMd5Str != null) {
                Locale ENGLISH = Locale.ENGLISH;
                Intrinsics.checkNotNullExpressionValue(ENGLISH, "ENGLISH");
                str = signMd5Str.toUpperCase(ENGLISH);
                Intrinsics.checkNotNullExpressionValue(str, "this as java.lang.String).toUpperCase(locale)");
            } else {
                str = null;
            }
            String str2 = "{\"VERSION\":\"119000222\",\"APP\":\"" + textToMD5L32 + "\"}";
            if (TextUtils.isEmpty(str)) {
                return "";
            }
            Intrinsics.checkNotNull(str);
            return textToMD5L32 + MD5Utils.hmacSha1WithBase64(str2, str);
        }
    }
}