export async function downloadUniversalPackage(
    downloadPath: string,
    feedId: string,
    packageId: string,
    version: string,
    filterPattern: string
): Promise<void> {
    try {
        const accessToken = pkgLocationUtils.getSystemAccessToken();
        let serviceUri = tl.getEndpointUrl("SYSTEMVSSCONNECTION", false);
        const blobUri = await pkgLocationUtils.getBlobstoreUriFromBaseServiceUri(serviceUri, accessToken);

        // Finding the artifact tool directory
        var artifactToolPath = await artifactToolUtilities.getArtifactToolFromService(
            blobUri,
            accessToken,
            "artifacttool"
        );

        const feedUri = await pkgLocationUtils.getFeedUriFromBaseServiceUri(serviceUri, accessToken);
        let packageName: string = await artifactToolUtilities.getPackageNameFromId(
            feedUri,
            accessToken,
            feedId,
            packageId
        );

        tl.debug(tl.loc("Info_UsingArtifactToolDownload"));

        const downloadOptions = {
            artifactToolPath,
            feedId,
            accountUrl: serviceUri,
            packageName,
            packageVersion: version
        } as artifactToolRunner.IArtifactToolOptions;

        let toolRunnerOptions = artifactToolRunner.getOptions();
        toolRunnerOptions.env.UNIVERSAL_DOWNLOAD_PAT = accessToken;
        downloadPackageUsingArtifactTool(downloadPath, downloadOptions, toolRunnerOptions, filterPattern);
    } catch (error) {
        tl.setResult(tl.TaskResult.Failed, error.message);
        return;
    } finally {
        _logUniversalStartupVariables({
            ArtifactToolPath: artifactToolPath,
            PackageType: "Universal",
            FeedId : feedId,
            PackageId: packageId,
            Version: version,
            IsTriggeringArtifact: tl.getInput("isTriggeringArtifact")
        });
    }
}

export function getConnection(areaId: string, collectionUrl: string): Promise<WebApi> {
    var accessToken = locationUtility.getSystemAccessToken();
    return locationUtility
        .getServiceUriFromAreaId(collectionUrl, accessToken, areaId)
        .then(url => {
            const options: IRequestOptions = {
                proxy: tl.getHttpProxyConfiguration(url)
            };
            return new WebApi(url, new BearerHandlerForPresignedUrls(accessToken), options);
        })
        .catch(error => {
            throw error;
        });
}

export async function getInternalAuthInfoArray(inputKey: string): Promise<AuthInfo[]> {
    let internalAuthArray: AuthInfo[] = [];
    const feedList  = tl.getDelimitedInput(inputKey, ",");
    if (!feedList || feedList.length === 0)
    {
        return internalAuthArray;
    }
    const serverType = tl.getVariable("System.ServerType");
    if (!serverType || serverType.toLowerCase() !== "hosted"){
        throw new Error(tl.loc("Error_PythonInternalFeedsNotSupportedOnprem"));
    }

    tl.debug(tl.loc("Info_AddingInternalFeeds", feedList.length));

    let packagingLocation: string;
    const serviceUri = tl.getEndpointUrl("SYSTEMVSSCONNECTION", false);
    const localAccessToken = pkgLocationUtils.getSystemAccessToken();
    try {
        // This call is to get the packaging URI(abc.pkgs.vs.com) which is same for all protocols.
        packagingLocation = await pkgLocationUtils.getNuGetUriFromBaseServiceUri(
            serviceUri,
            localAccessToken);
    } catch (error) {
        tl.debug(tl.loc("FailedToGetPackagingUri"));
        tl.debug(JSON.stringify(error));
        packagingLocation = serviceUri;
    }

    internalAuthArray = await Promise.all(feedList.map(async (feedName: string) => {
        const feedUri = await pkgLocationUtils.getFeedRegistryUrl(
            packagingLocation,
            pkgLocationUtils.RegistryType.PyPiUpload,
            feedName,
            null,
            localAccessToken,
            true /* useSession */);
        return new AuthInfo({
            feedName,
            feedUri,
            isInternalSource: true,
            } as IPackageSource,
            AuthType.Token,
            "build",
            localAccessToken,
        );
    }));

    return internalAuthArray;
}

async function main(): Promise<void> {
    tl.setResourcePath(path.join(__dirname, "task.json"));

    // Getting artifact tool
    tl.debug("Getting artifact tool");
    let artifactToolPath: string;

    try {
        const serverType = tl.getVariable("System.ServerType");
        if (!serverType || serverType.toLowerCase() !== "hosted"){
            throw new Error(tl.loc("Error_UniversalPackagesNotSupportedOnPrem"));
        }

        const localAccessToken = pkgLocationUtils.getSystemAccessToken();
        const serviceUri = tl.getEndpointUrl("SYSTEMVSSCONNECTION", false);
        const blobUri = await pkgLocationUtils.getBlobstoreUriFromBaseServiceUri(
            serviceUri,
            localAccessToken);

        // Finding the artifact tool directory
        artifactToolPath = await artifactToolUtilities.getArtifactToolFromService(
            blobUri,
            localAccessToken,
            "artifacttool");
    }
    catch (error) {
        tl.setResult(tl.TaskResult.Failed, tl.loc("FailedToGetArtifactTool", error.message));
        return;
    } finally{
        _logUniversalStartupVariables(artifactToolPath);
    }
    // Calling the command. download/publish
    const universalPackageCommand = tl.getInput("command", true);
    switch (universalPackageCommand) {
        case "download":
            universalDownload.run(artifactToolPath);
            break;
        case "publish":
            universalPublish.run(artifactToolPath);
            break;
        default:
            tl.setResult(tl.TaskResult.Failed, tl.loc("Error_CommandNotRecognized", universalPackageCommand));
            break;
    }
}

export async function run(artifactToolPath: string): Promise<void> {
    const buildIdentityDisplayName: string = null;
    const buildIdentityAccount: string = null;
    try {
        // Get directory to publish
        const publishDir: string = tl.getInput("publishDirectory");
        if (publishDir.length < 1)
        {
            tl.debug(tl.loc("Info_PublishDirectoryNotFound"));
            return;
        }

        let serviceUri: string;
        let feedId: string;
        let packageName: string;
        let version: string;
        let accessToken: string;
        let feedUri: string;
        const publishedPackageVar: string = tl.getInput("publishedPackageVar");
        const versionRadio = tl.getInput("versionPublishSelector");

        // Feed Auth
        let feedType = tl.getInput("internalOrExternalPublish") || "internal";

        const normalizedFeedType = ["internal", "external"].find((x) =>
            feedType.toUpperCase() === x.toUpperCase());
        if (!normalizedFeedType) {
            throw new Error(tl.loc("UnknownFeedType", feedType));
        }
        feedType = normalizedFeedType;

        let internalAuthInfo: auth.InternalAuthInfo;

        const toolRunnerOptions = artifactToolRunner.getOptions();

        let sessionId: string;

        if (feedType === "internal")
        {
            // getting inputs
            serviceUri = tl.getEndpointUrl("SYSTEMVSSCONNECTION", false);

            packageName = tl.getInput("packageListPublish");
            feedId = tl.getInput("feedListPublish");

            // Setting up auth info
            accessToken = pkgLocationUtils.getSystemAccessToken();
            internalAuthInfo = new auth.InternalAuthInfo([], accessToken);

            toolRunnerOptions.env.UNIVERSAL_PUBLISH_PAT = internalAuthInfo.accessToken;

            let packagingLocation: string;
            try {
                // This call is to get the packaging URI(abc.pkgs.vs.com) which is same for all protocols.
                packagingLocation = await pkgLocationUtils.getNuGetUriFromBaseServiceUri(
                    serviceUri,
                    accessToken);
            } catch (error) {
                tl.debug(JSON.stringify(error));
                packagingLocation = serviceUri;
            }

            const pkgConn = pkgLocationUtils.getWebApiWithProxy(packagingLocation, accessToken);
            sessionId = await ProvenanceHelper.GetSessionId(
                feedId,
                null,
                "upack", /* must match protocol name on the server */
                pkgConn.serverUrl,
                [pkgConn.authHandler],
                pkgConn.options);
        }
        else {
            const externalAuthInfo = auth.GetExternalAuthInfo("externalEndpoints");
            if (!externalAuthInfo)
            {
                tl.setResult(tl.TaskResult.Failed, tl.loc("Error_NoSourceSpecifiedForPublish"));
                return;
            }

            serviceUri = externalAuthInfo.packageSource.accountUrl;

            feedId = tl.getInput("feedPublishExternal");
            packageName = tl.getInput("packagePublishExternal");

            // Assuming only auth via PAT works for now
            accessToken = (externalAuthInfo as auth.TokenExternalAuthInfo).token;
            toolRunnerOptions.env.UNIVERSAL_PUBLISH_PAT = accessToken;
        }

        if (versionRadio === "custom"){
            version = tl.getInput("versionPublish");
        }
        else{
            feedUri = await pkgLocationUtils.getFeedUriFromBaseServiceUri(serviceUri, accessToken);

            const highestVersion = await artifactToolUtilities.getHighestPackageVersionFromFeed(
                feedUri,
                accessToken,
                feedId,
                packageName);
//.........这里部分代码省略.........

async function main(): Promise<void> {
    tl.setResourcePath(path.join(__dirname, "task.json"));

    try {
        let packagingLocation: string;

        let pipEnvVar: string = "";
        if (tl.getVariable("PIP_EXTRA_INDEX_URL")) {
            pipEnvVar = tl.getVariable("PIP_EXTRA_INDEX_URL");
        }

        const feedIds  = tl.getDelimitedInput("feedList", ",");
        const serverType = tl.getVariable("System.ServerType");

        // Local feeds
        if (feedIds)
        {
            if (!serverType || serverType.toLowerCase() !== "hosted"){
                throw new Error(tl.loc("Error_PythonInternalFeedsNotSupportedOnprem"));
            }
            tl.debug(tl.loc("Info_AddingInternalFeeds", feedIds.length));
            const serviceUri = tl.getEndpointUrl("SYSTEMVSSCONNECTION", false);
            const localAccessToken = pkgLocationUtils.getSystemAccessToken();
            try {
                // This call is to get the packaging URI(abc.pkgs.vs.com) which is same for all protocols.
                packagingLocation = await pkgLocationUtils.getNuGetUriFromBaseServiceUri(
                    serviceUri,
                    localAccessToken);
            } catch (error) {
                tl.debug(tl.loc("FailedToGetPackagingUri"));
                tl.debug(JSON.stringify(error));
                packagingLocation = serviceUri;
            }

            for (const feedId of feedIds) {
                const feedUri = await pkgLocationUtils.getFeedRegistryUrl(
                    packagingLocation, 
                    pkgLocationUtils.RegistryType.PyPiSimple, 
                    feedId,
                    null,
                    localAccessToken);
                const pipUri = utils.formPipCompatibleUri("build", localAccessToken, feedUri);
                pipEnvVar = pipEnvVar + " " + pipUri;
            }
        }

        // external service endpoints
        let endpointNames = tl.getDelimitedInput("externalSources", ',');

        const externalEndpoints = auth.getExternalAuthInfoArray(endpointNames);
        externalEndpoints.forEach((id) => {
            const externalPipUri = utils.formPipCompatibleUri(id.username, id.password, id.packageSource.feedUri);
            pipEnvVar = pipEnvVar + " " + externalPipUri;
        });

        // Setting variable
        tl.setVariable("PIP_EXTRA_INDEX_URL", pipEnvVar, false);
        console.log(tl.loc("Info_SuccessAddingAuth", feedIds.length, externalEndpoints.length));

        const pipauthvar = tl.getVariable("PIP_EXTRA_INDEX_URL");
        if (pipauthvar.length < pipEnvVar.length){
            tl.warning(tl.loc("Warn_TooManyFeedEntries"));
        }
        tl.debug(pipEnvVar);
    }
    catch (error) {
        tl.error(error);
        tl.setResult(tl.TaskResult.Failed, tl.loc("FailedToAddAuthentication"));
        return;
    } finally{
        _logPipAuthStartupVariables();
    }
}

export async function run(nuGetPath: string): Promise<void> {
    let packagingLocation: pkgLocationUtils.PackagingLocation;
    try {
        packagingLocation = await pkgLocationUtils.getPackagingUris(pkgLocationUtils.ProtocolType.NuGet);
    } catch (error) {
        tl.debug("Unable to get packaging URIs, using default collection URI");
        tl.debug(JSON.stringify(error));
        const collectionUrl = tl.getVariable("System.TeamFoundationCollectionUri");
        packagingLocation = {
            PackagingUris: [collectionUrl],
            DefaultPackagingUri: collectionUrl};
    }

    const buildIdentityDisplayName: string = null;
    const buildIdentityAccount: string = null;
    try {
        nutil.setConsoleCodePage();

        // Get list of files to pusblish
        const searchPatternInput = tl.getPathInput("searchPatternPush", true, false);

        const useLegacyFind: boolean = tl.getVariable("NuGet.UseLegacyFindFiles") === "true";
        let filesList: string[] = [];
        if (!useLegacyFind) {
            const findOptions: tl.FindOptions = {} as tl.FindOptions;
            const matchOptions: tl.MatchOptions = {} as tl.MatchOptions;
            const searchPatterns: string[] = nutil.getPatternsArrayFromInput(searchPatternInput);
            filesList = tl.findMatch(undefined, searchPatterns, findOptions, matchOptions);
        }
        else {
            filesList = nutil.resolveFilterSpec(searchPatternInput);
        }

        filesList.forEach((packageFile) => {
            if (!tl.stats(packageFile).isFile()) {
                throw new Error(tl.loc("Error_PushNotARegularFile", packageFile));
            }
        });

        if (filesList && filesList.length < 1)
        {
            tl.warning(tl.loc("Info_NoPackagesMatchedTheSearchPattern"));
            return;
        }

        // Get the info the type of feed
        let nugetFeedType = tl.getInput("nuGetFeedType") || "internal";
        // Make sure the feed type is an expected one
        const normalizedNuGetFeedType = ["internal", "external"]
            .find((x) => nugetFeedType.toUpperCase() === x.toUpperCase());
        if (!normalizedNuGetFeedType) {
            throw new Error(tl.loc("UnknownFeedType", nugetFeedType));
        }
        nugetFeedType = normalizedNuGetFeedType;

        let urlPrefixes = packagingLocation.PackagingUris;
        tl.debug(`discovered URL prefixes: ${urlPrefixes}`);

        // Note to readers: This variable will be going away once we have a fix for the location service for
        // customers behind proxies
        const testPrefixes = tl.getVariable("NuGetTasks.ExtraUrlPrefixesForTesting");
        if (testPrefixes) {
            urlPrefixes = urlPrefixes.concat(testPrefixes.split(";"));
            tl.debug(`all URL prefixes: ${urlPrefixes}`);
        }

        // Setting up auth info
        const accessToken = pkgLocationUtils.getSystemAccessToken();
        const quirks = await ngToolRunner.getNuGetQuirksAsync(nuGetPath);

        // Clauses ordered in this way to avoid short-circuit evaluation, so the debug info printed by the functions
        // is unconditionally displayed
        const useV1CredProvider: boolean = ngToolRunner.isCredentialProviderEnabled(quirks);
        const useV2CredProvider: boolean = ngToolRunner.isCredentialProviderV2Enabled(quirks);
        const credProviderPath: string = nutil.locateCredentialProvider(useV2CredProvider);
        const useCredConfig = ngToolRunner.isCredentialConfigEnabled(quirks)
                                && (!useV1CredProvider && !useV2CredProvider);

        const internalAuthInfo = new auth.InternalAuthInfo(
            urlPrefixes,
            accessToken,
            ((useV1CredProvider || useV2CredProvider) ? credProviderPath : null),
            useCredConfig);

        const environmentSettings: ngToolRunner.NuGetEnvironmentSettings = {
            credProviderFolder: useV2CredProvider === false ? credProviderPath : null,
            V2CredProviderPath: useV2CredProvider === true ? credProviderPath : null,
            extensionsDisabled: true,
        };

        let configFile = null;
        let apiKey: string;
        let credCleanup = () => { return; };

        let feedUri: string;
        const isInternalFeed: boolean = nugetFeedType === "internal";

        let authInfo: auth.NuGetExtendedAuthInfo;
        let nuGetConfigHelper: NuGetConfigHelper2;

//.........这里部分代码省略.........

//.........这里部分代码省略.........
            let versionToUse: string;
            if (nugetUxOption === "4.0.0.2283") {
                nuGetPathSuffix = "NuGet/4.0.0/";
                versionToUse = "4.0.0";
            }
            else if (nugetUxOption === "3.5.0.1829") {
                nuGetPathSuffix = "NuGet/3.5.0/";
                versionToUse = "3.5.0";
            }
            else if (nugetUxOption === "3.3.0") {
                nuGetPathSuffix = "NuGet/3.3.0/";
                versionToUse = "3.3.0";
            }
            else {
                throw new Error(tl.loc("NGCommon_UnabletoDetectNuGetVersion"));
            }

            // save and reset the tool path env var, so this task doesn't act as a tool installer
            const tempNuGetPath = tl.getVariable(ngToolGetter.NUGET_EXE_TOOL_PATH_ENV_VAR);
            const cachedVersion = await ngToolGetter.cacheBundledNuGet(versionToUse, nuGetPathSuffix);
            nuGetPath = await ngToolGetter.getNuGet(cachedVersion);
            tl.setVariable(ngToolGetter.NUGET_EXE_TOOL_PATH_ENV_VAR, tempNuGetPath);
        }
        //find nuget location to use
        let credProviderPath = nutil.locateCredentialProvider();

        const quirks = await ngToolRunner.getNuGetQuirksAsync(nuGetPath);

        // clauses ordered in this way to avoid short-circuit evaluation, so the debug info printed by the functions
        // is unconditionally displayed
        const useCredProvider = ngToolRunner.isCredentialProviderEnabled(quirks) && credProviderPath;
        const useCredConfig = ngToolRunner.isCredentialConfigEnabled(quirks) && !useCredProvider;

        let accessToken = pkgLocationUtils.getSystemAccessToken();
        let urlPrefixes = packagingLocation.PackagingUris;
        tl.debug(`discovered URL prefixes: ${urlPrefixes}`);

        // Note to readers: This variable will be going away once we have a fix for the location service for
        // customers behind proxies
        let testPrefixes = tl.getVariable("NuGetTasks.ExtraUrlPrefixesForTesting");
        if (testPrefixes) {
            urlPrefixes = urlPrefixes.concat(testPrefixes.split(";"));
            tl.debug(`all URL prefixes: ${urlPrefixes}`);
        }

        const authInfo = new auth.NuGetAuthInfo(urlPrefixes, accessToken);
        let environmentSettings: ngToolRunner.NuGetEnvironmentSettings = {
            authInfo: authInfo,
            credProviderFolder: useCredProvider ? path.dirname(credProviderPath) : null,
            extensionsDisabled: !userNuGetProvided
        };

        let configFile = nugetConfigPath;
        let credCleanup = () => { return; };
        if (useCredConfig) {
            if (nugetConfigPath) {
                let nuGetConfigHelper = new NuGetConfigHelper(
                    nuGetPath,
                    nugetConfigPath,
                    authInfo,
                    environmentSettings);
                const packageSources = await nuGetConfigHelper.getSourcesFromConfig();

                if (packageSources.length !== 0) {
                    nuGetConfigHelper.setSources(packageSources, true);
                    credCleanup = () => tl.rmRF(nuGetConfigHelper.tempNugetConfigPath);

async function main(): Promise<void> {
    let packagingLocation: pkgLocationUtils.PackagingLocation;
    try {
        packagingLocation = await pkgLocationUtils.getPackagingUris(pkgLocationUtils.ProtocolType.NuGet);
    } catch (error) {
        tl.debug("Unable to get packaging URIs, using default collection URI");
        tl.debug(JSON.stringify(error));
        const collectionUrl = tl.getVariable("System.TeamFoundationCollectionUri");
        packagingLocation = {
            PackagingUris: [collectionUrl],
            DefaultPackagingUri: collectionUrl};
    }

    tl.setResourcePath(path.join(__dirname, "task.json"));

    let buildIdentityDisplayName: string = null;
    let buildIdentityAccount: string = null;
    
    let command: string = tl.getInput("command", true);
    let args: string = tl.getInput("arguments", false);

    // Getting NuGet
    tl.debug('Getting NuGet');
    let nuGetPath: string = undefined;
    try {
        nuGetPath = process.env[nuGetGetter.NUGET_EXE_TOOL_PATH_ENV_VAR];
        if (!nuGetPath){
            nuGetPath = await nuGetGetter.getNuGet("4.0.0");
        }
    }
    catch (error) {
        tl.setResult(tl.TaskResult.Failed, error.message);
        return;
    }

    const version = await peParser.getFileVersionInfoAsync(nuGetPath);
    if(version.productVersion.a < 3 || (version.productVersion.a <= 3 && version.productVersion.b < 5))
    {
        tl.setResult(tl.TaskResult.Failed, tl.loc("Info_NuGetSupportedAfter3_5", version.strings.ProductVersion));
        return;
    }

    try {
        nutil.setConsoleCodePage();

        let credProviderPath = nutil.locateCredentialProvider();

        // Clauses ordered in this way to avoid short-circuit evaluation, so the debug info printed by the functions
        // is unconditionally displayed
        const quirks = await ngToolRunner.getNuGetQuirksAsync(nuGetPath);
        const useCredProvider = ngToolRunner.isCredentialProviderEnabled(quirks) && credProviderPath;
        // useCredConfig not placed here: This task will only support NuGet versions >= 3.5.0 which support credProvider both hosted and OnPrem

        let accessToken = pkgLocationUtils.getSystemAccessToken();
        let serviceUri = tl.getEndpointUrl("SYSTEMVSSCONNECTION", false);
        let urlPrefixes = packagingLocation.PackagingUris;
        tl.debug(`Discovered URL prefixes: ${urlPrefixes}`);

        // Note to readers: This variable will be going away once we have a fix for the location service for
        // customers behind proxies
        let testPrefixes = tl.getVariable("NuGetTasks.ExtraUrlPrefixesForTesting");
        if (testPrefixes) {
            urlPrefixes = urlPrefixes.concat(testPrefixes.split(";"));
            tl.debug(`All URL prefixes: ${urlPrefixes}`);
        }

        const authInfo = new auth.NuGetAuthInfo(urlPrefixes, accessToken);
        let environmentSettings: ngToolRunner.NuGetEnvironmentSettings = {
            authInfo: authInfo,
            credProviderFolder: useCredProvider ? path.dirname(credProviderPath) : null,
            extensionsDisabled: true
        };

        let executionOptions = new NuGetExecutionOptions(
            nuGetPath,
            environmentSettings,
            command,
            args);
            
        await runNuGetAsync(executionOptions);
    } catch (err) {
        tl.error(err);

        if (buildIdentityDisplayName || buildIdentityAccount) {
            tl.warning(tl.loc("BuildIdentityPermissionsHint", buildIdentityDisplayName, buildIdentityAccount));
        }

        tl.setResult(tl.TaskResult.Failed, "");
    }
}

export async function run(nuGetPath: string): Promise<void> {
    let packagingLocation: pkgLocationUtils.PackagingLocation;
    try {
        packagingLocation = await pkgLocationUtils.getPackagingUris(pkgLocationUtils.ProtocolType.NuGet);
    } catch (error) {
        tl.debug("Unable to get packaging URIs, using default collection URI");
        tl.debug(JSON.stringify(error));
        const collectionUrl = tl.getVariable("System.TeamFoundationCollectionUri");
        packagingLocation = {
            PackagingUris: [collectionUrl],
            DefaultPackagingUri: collectionUrl};
    }

    nutil.setConsoleCodePage();

    const buildIdentityDisplayName: string = null;
    const buildIdentityAccount: string = null;

    const args: string = tl.getInput("arguments", false);

    const version = await peParser.getFileVersionInfoAsync(nuGetPath);
    if(version.productVersion.a < 3 || (version.productVersion.a <= 3 && version.productVersion.b < 5))
    {
        tl.setResult(tl.TaskResult.Failed, tl.loc("Info_NuGetSupportedAfter3_5", version.strings.ProductVersion));
        return;
    }

    try {
        // Clauses ordered in this way to avoid short-circuit evaluation, so the debug info printed by the functions
        // is unconditionally displayed
        const quirks = await ngToolRunner.getNuGetQuirksAsync(nuGetPath);
        const useV1CredProvider: boolean = ngToolRunner.isCredentialProviderEnabled(quirks);
        const useV2CredProvider: boolean = ngToolRunner.isCredentialProviderV2Enabled(quirks);
        const credProviderPath: string = nutil.locateCredentialProvider(useV2CredProvider);
        // useCredConfig not placed here: This task will only support NuGet versions >= 3.5.0
        // which support credProvider both hosted and OnPrem

        const accessToken = pkgLocationUtils.getSystemAccessToken();
        let urlPrefixes = packagingLocation.PackagingUris;
        tl.debug(`Discovered URL prefixes: ${urlPrefixes}`);

        // Note to readers: This variable will be going away once we have a fix for the location service for
        // customers behind proxies
        const testPrefixes = tl.getVariable("NuGetTasks.ExtraUrlPrefixesForTesting");
        if (testPrefixes) {
            urlPrefixes = urlPrefixes.concat(testPrefixes.split(";"));
            tl.debug(`All URL prefixes: ${urlPrefixes}`);
        }
        const authInfo = new auth.NuGetExtendedAuthInfo(
            new auth.InternalAuthInfo(
                urlPrefixes,
                accessToken,
                ((useV1CredProvider || useV2CredProvider) ? credProviderPath : null),
                false),
            []);

        const environmentSettings: ngToolRunner.NuGetEnvironmentSettings = {
            credProviderFolder: useV2CredProvider === false ? credProviderPath : null,
            V2CredProviderPath: useV2CredProvider === true ? credProviderPath : null,
            extensionsDisabled: true,
        };

        const executionOptions = new NuGetExecutionOptions(
            nuGetPath,
            environmentSettings,
            args,
            authInfo);

        runNuGet(executionOptions);
    } catch (err) {
        tl.error(err);

        if (buildIdentityDisplayName || buildIdentityAccount) {
            tl.warning(tl.loc("BuildIdentityPermissionsHint", buildIdentityDisplayName, buildIdentityAccount));
        }

        tl.setResult(tl.TaskResult.Failed, "");
    }
}