'use strict';

/* global it:false */
/* global xit:false */
/* global describe:false */
/* global before:false */
/* global after:false */

var appdb = require('../../appdb.js'),
    apps = require('../../apps.js'),
    assert = require('assert'),
    path = require('path'),
    async = require('async'),
    child_process = require('child_process'),
    clients = require('../../clients.js'),
    config = require('../../config.js'),
    constants = require('../../constants.js'),
    database = require('../../database.js'),
    docker = require('../../docker.js').connection,
    domains = require('../../domains.js'),
    expect = require('expect.js'),
    fs = require('fs'),
    hock = require('hock'),
    http = require('http'),
    https = require('https'),
    js2xml = require('js2xmlparser').parse,
    ldap = require('../../ldap.js'),
    mail = require('../../mail.js'),
    net = require('net'),
    nock = require('nock'),
    paths = require('../../paths.js'),
    safe = require('safetydance'),
    server = require('../../server.js'),
    settings = require('../../settings.js'),
    superagent = require('superagent'),
    taskmanager = require('../../taskmanager.js'),
    tokendb = require('../../tokendb.js'),
    url = require('url'),
    uuid = require('uuid'),
    _ = require('underscore');

var SERVER_URL = 'http://localhost:' + config.get('port');

// Test image information
var TEST_IMAGE_REPO = 'cloudron/test';
var TEST_IMAGE_TAG = '25.2.0';
var TEST_IMAGE = TEST_IMAGE_REPO + ':' + TEST_IMAGE_TAG;
// var TEST_IMAGE_ID = child_process.execSync('docker inspect --format={{.Id}} ' + TEST_IMAGE).toString('utf8').trim();
1
const DOMAIN_0 = {
    domain: 'example-apps-test.com',
    zoneName: 'example-apps-test.com',
    config: {},
    provider: 'noop',
    fallbackCertificate: null,
    tlsConfig: { provider: 'fallback' }
};

var APP_STORE_ID = 'test', APP_ID;
var APP_LOCATION = 'appslocation';
var APP_DOMAIN = 'example-apps-test.com';
var APP_LOCATION_2 = 'appslocationtwo';
var APP_LOCATION_NEW = 'appslocationnew';

var APP_MANIFEST = JSON.parse(fs.readFileSync(__dirname + '/../../../../test-app/CloudronManifest.json', 'utf8'));
APP_MANIFEST.dockerImage = TEST_IMAGE;

var APP_MANIFEST_1 = JSON.parse(fs.readFileSync(__dirname + '/../../../../test-app/CloudronManifest.json', 'utf8'));
APP_MANIFEST_1.dockerImage = TEST_IMAGE;

var USERNAME = 'superadmin', PASSWORD = 'Foobar?1337', EMAIL ='admin@me.com';
var USER_1_ID = null, USERNAME_1 = 'user', EMAIL_1 ='user@me.com';
var token = null; // authentication token
var token_1 = null;

var awsHostedZones;

function startDockerProxy(interceptor, callback) {
    assert.strictEqual(typeof interceptor, 'function');

    return http.createServer(function (req, res) {
        if (interceptor(req, res)) return;

        // rejectUnauthorized should not be required but it doesn't work without it
        var options = _.extend({ }, docker.options, { method: req.method, path: req.url, headers: req.headers, rejectUnauthorized: false });
        delete options.protocol; // https module doesn't like this key
        var proto = docker.options.protocol === 'https' ? https : http;
        var dockerRequest = proto.request(options, function (dockerResponse) {
            res.writeHead(dockerResponse.statusCode, dockerResponse.headers);
            dockerResponse.on('error', console.error);
            dockerResponse.pipe(res, { end: true });
        });

        req.on('error', console.error);
        if (!req.readable) {
            dockerRequest.end();
        } else {
            req.pipe(dockerRequest, { end: true });
        }

    }).listen(5687, callback);
}

function checkAddons(appEntry, done) {
    async.retry({ times: 15, interval: 3000 }, function (callback) {
        // this was previously written with superagent but it was getting sporadic EPIPE
        var req = http.get({ hostname: 'localhost', port: appEntry.httpPort, path: '/check_addons?username=' + USERNAME + '&password=' + PASSWORD });
        req.on('error', callback);
        req.on('response', function (res) {
            if (res.statusCode !== 200) return callback('app returned non-200 status : ' + res.statusCode);

            var d = '';
            res.on('data', function (chunk) { d += chunk.toString('utf8'); });
            res.on('end', function () {
                var body = JSON.parse(d);

                delete body.recvmail; // unclear why dovecot mail delivery won't work
                delete body.stdenv; // cannot access APP_ORIGIN

                for (var key in body) {
                    if (body[key] !== 'OK') return callback('Not done yet: ' + JSON.stringify(body));
                }

                callback();
            });
        });

        req.end();
    }, done);
}

function checkRedis(containerId, done) {
    var redisIp, exportedRedisPort;

    docker.getContainer(containerId).inspect(function (error, data) {
        expect(error).to.not.be.ok();
        expect(data).to.be.ok();

        redisIp = safe.query(data, 'NetworkSettings.Networks.cloudron.IPAddress');
        expect(redisIp).to.be.ok();

        exportedRedisPort = safe.query(data, 'NetworkSettings.Ports.6379/tcp');
        expect(exportedRedisPort).to.be(null);

        done();
    });
}

var dockerProxy;
var imageDeleted;
var imageCreated;

function startBox(done) {
    config._reset();

    imageDeleted = false;
    imageCreated = false;

    process.env.TEST_CREATE_INFRA = 1;

    safe.fs.unlinkSync(paths.INFRA_VERSION_FILE);
    child_process.execSync('docker ps -qa | xargs --no-run-if-empty docker rm -f');

    // awsHostedZones = {
    //      HostedZones: [{
    //          Id: '/hostedzone/ZONEID',
    //          Name: config.zoneName() + '.',
    //          CallerReference: '305AFD59-9D73-4502-B020-F4E6F889CB30',
    //          ResourceRecordSetCount: 2,
    //          ChangeInfo: {
    //              Id: '/change/CKRTFJA0ANHXB',
    //              Status: 'INSYNC'
    //          }
    //      }],
    //     IsTruncated: false,
    //     MaxItems: '100'
    //  };

    async.series([
        // first clear, then start server. otherwise, taskmanager spins up tasks for obsolete appIds
        database.initialize,
        database._clear,
        server.start,
        ldap.start,

        function (callback) {
            superagent.post(SERVER_URL + '/api/v1/cloudron/dns_setup')
                   .send({ provider: 'noop', domain: DOMAIN_0.domain, adminFqdn: 'my.' + DOMAIN_0.domain, config: DOMAIN_0.config, tlsConfig: DOMAIN_0.tlsConfig })
                   .end(function (error, result) {
                       console.log(result.body)
                expect(result).to.be.ok();
                expect(result.statusCode).to.eql(200);

                callback();
            });
        },

        function (callback) {
            superagent.post(SERVER_URL + '/api/v1/cloudron/activate')
                   .send({ username: USERNAME, password: PASSWORD, email: EMAIL })
                   .end(function (error, result) {
                expect(result).to.be.ok();
                expect(result.statusCode).to.eql(201);

                // stash for further use
                token = result.body.token;

                callback();
            });
        },

        function (callback) {
            superagent.post(SERVER_URL + '/api/v1/users')
                   .query({ access_token: token })
                   .send({ username: USERNAME_1, email: EMAIL_1, invite: false })
                   .end(function (err, res) {
                expect(res.statusCode).to.equal(201);

                USER_1_ID = res.body.id;

                callback(null);
            });
        },

        function (callback) {
            token_1 = tokendb.generateToken();

            // HACK to get a token for second user (passwords are generated and the user should have gotten a password setup link...)
            tokendb.add(token_1, USER_1_ID, 'test-client-id',  Date.now() + 100000, '*', callback);
        },

        function (callback) {
            dockerProxy = startDockerProxy(function interceptor(req, res) {
                if (req.method === 'POST' && req.url === '/images/create?fromImage=' + encodeURIComponent(TEST_IMAGE_REPO) + '&tag=' + TEST_IMAGE_TAG) {
                    imageCreated = true;
                    res.writeHead(200);
                    res.end();
                    return true;
                } else if (req.method === 'DELETE' && req.url === '/images/' + TEST_IMAGE + '?force=false&noprune=false') {
                    imageDeleted = true;
                    res.writeHead(200);
                    res.end();
                    return true;
                }
                return false;
            }, callback);
        }
    ], function (error) {
        if (error) return done(error);

        console.log('This test can take ~40 seconds to start as it waits for infra to be ready');
        setTimeout(done, 40000);
    });
}

function stopBox(done) {
    delete process.env.TEST_CREATE_INFRA;

    // child_process.execSync('docker ps -qa | xargs --no-run-if-empty docker rm -f');
    dockerProxy.close(function () { });

    // db is not cleaned up here since it's too late to call it after server.stop. if called before server.stop taskmanager apptasks are unhappy :/
    async.series([
        taskmanager.stopPendingTasks,
        taskmanager.waitForPendingTasks,
        appdb._clear,
        server.stop,
        ldap.stop,
        config._reset
    ], done);
}

describe('App API', function () {
    this.timeout(100000);

    before(startBox);
    after(stopBox);

    it('app install fails - missing manifest', function (done) {
        superagent.post(SERVER_URL + '/api/v1/apps/install')
               .query({ access_token: token })
               .end(function (err, res) {
            expect(res.statusCode).to.equal(400);
            expect(res.body.message).to.eql('appStoreId or manifest is required');
            done();
        });
    });

    it('app install fails - null manifest', function (done) {
        superagent.post(SERVER_URL + '/api/v1/apps/install')
               .query({ access_token: token })
               .send({ manifest: null })
               .end(function (err, res) {
            expect(res.statusCode).to.equal(400);
            expect(res.body.message).to.eql('appStoreId or manifest is required');
            done();
        });
    });

    it('app install fails - bad manifest format', function (done) {
        superagent.post(SERVER_URL + '/api/v1/apps/install')
               .query({ access_token: token })
               .send({ manifest: 'epic' })
               .end(function (err, res) {
            expect(res.statusCode).to.equal(400);
            expect(res.body.message).to.eql('manifest must be an object');
            done();
        });
    });

    it('app install fails - empty appStoreId format', function (done) {
        superagent.post(SERVER_URL + '/api/v1/apps/install')
               .query({ access_token: token })
               .send({ manifest: null, appStoreId: '' })
               .end(function (err, res) {
            expect(res.statusCode).to.equal(400);
            expect(res.body.message).to.eql('appStoreId or manifest is required');
            done();
        });
    });

   it('app install fails - invalid json', function (done) {
        superagent.post(SERVER_URL + '/api/v1/apps/install')
               .query({ access_token: token })
               .send('garbage')
               .end(function (err, res) {
            expect(res.statusCode).to.equal(400);
            done();
        });
    });

    it('app install fails - missing domain', function (done) {
        superagent.post(SERVER_URL + '/api/v1/apps/install')
               .query({ access_token: token })
               .send({ manifest: APP_MANIFEST, location: 'some', accessRestriction: null })
               .end(function (err, res) {
            expect(res.statusCode).to.equal(400);
            expect(res.body.message).to.eql('domain is required');
            done();
        });
    });

    it('app install fails - non-existing domain', function (done) {
        superagent.post(SERVER_URL + '/api/v1/apps/install')
               .query({ access_token: token })
               .send({ manifest: APP_MANIFEST, location: 'some', accessRestriction: null, domain: 'doesnotexist.com' })
               .end(function (err, res) {
            expect(res.statusCode).to.equal(404);
            expect(res.body.message).to.eql('No such domain');
            done();
        });
    });

    it('app install fails - invalid location type', function (done) {
        superagent.post(SERVER_URL + '/api/v1/apps/install')
               .query({ access_token: token })
               .send({ manifest: APP_MANIFEST, location: 42, accessRestriction: null, domain: DOMAIN_0.domain })
               .end(function (err, res) {
            expect(res.statusCode).to.equal(400);
            expect(res.body.message).to.eql('location is required');
            done();
        });
    });

    it('app install fails - reserved admin location', function (done) {
        superagent.post(SERVER_URL + '/api/v1/apps/install')
               .query({ access_token: token })
               .send({ manifest: APP_MANIFEST, location: 'my', accessRestriction: null, domain: DOMAIN_0.domain })
               .end(function (err, res) {
            expect(res.statusCode).to.equal(400);
            expect(res.body.message).to.eql('my is reserved');
            done();
        });
    });

    it('app install fails - reserved api location', function (done) {
        superagent.post(SERVER_URL + '/api/v1/apps/install')
               .query({ access_token: token })
               .send({ manifest: APP_MANIFEST, location: constants.API_LOCATION, accessRestriction: null, domain: DOMAIN_0.domain })
               .end(function (err, res) {
            expect(res.statusCode).to.equal(400);
            expect(res.body.message).to.eql(constants.API_LOCATION + ' is reserved');
            done();
        });
    });

    it('app install fails - portBindings must be object', function (done) {
        superagent.post(SERVER_URL + '/api/v1/apps/install')
               .query({ access_token: token })
               .send({ manifest: APP_MANIFEST, location: APP_LOCATION, portBindings: 23, accessRestriction: null, domain: DOMAIN_0.domain })
               .end(function (err, res) {
            expect(res.statusCode).to.equal(400);
            expect(res.body.message).to.eql('portBindings must be an object');
            done();
        });
    });

    it('app install fails - accessRestriction is required', function (done) {
        superagent.post(SERVER_URL + '/api/v1/apps/install')
               .query({ access_token: token })
               .send({ manifest: APP_MANIFEST, location: APP_LOCATION, portBindings: {}, domain: DOMAIN_0.domain })
               .end(function (err, res) {
            expect(res.statusCode).to.equal(400);
            expect(res.body.message).to.eql('accessRestriction is required');
            done();
        });
    });

    it('app install fails - accessRestriction type is wrong', function (done) {
        superagent.post(SERVER_URL + '/api/v1/apps/install')
               .query({ access_token: token })
               .send({ manifest: APP_MANIFEST, location: APP_LOCATION, portBindings: {}, accessRestriction: '', domain: DOMAIN_0.domain })
               .end(function (err, res) {
            expect(res.statusCode).to.equal(400);
            expect(res.body.message).to.eql('accessRestriction is required');
            done();
        });
    });

    it('app install fails for non admin', function (done) {
        superagent.post(SERVER_URL + '/api/v1/apps/install')
               .query({ access_token: token_1 })
               .send({ manifest: APP_MANIFEST, location: APP_LOCATION, portBindings: null, accessRestriction: null, domain: DOMAIN_0.domain })
               .end(function (err, res) {
            expect(res.statusCode).to.equal(403);
            done();
        });
    });

    it('app install fails because manifest download fails', function (done) {
        var fake = nock(config.apiServerOrigin()).get('/api/v1/apps/test').reply(404, {});

        superagent.post(SERVER_URL + '/api/v1/apps/install')
               .query({ access_token: token })
               .send({ appStoreId: APP_STORE_ID, location: APP_LOCATION, portBindings: null, domain: DOMAIN_0.domain, accessRestriction: { users: [ 'someuser' ], groups: [] } })
               .end(function (err, res) {
            expect(res.statusCode).to.equal(400);
            expect(fake.isDone()).to.be.ok();
            done();
        });
    });

    it('app install fails due to purchase failure', function (done) {
        var fake1 = nock(config.apiServerOrigin()).get('/api/v1/apps/test').reply(200, { manifest: APP_MANIFEST });

        superagent.post(SERVER_URL + '/api/v1/apps/install')
               .query({ access_token: token })
               .send({ appStoreId: APP_STORE_ID, location: APP_LOCATION, domain: DOMAIN_0.domain, portBindings: null, accessRestriction: null })
               .end(function (err, res) {
            expect(res.statusCode).to.equal(503);
            expect(fake1.isDone()).to.be.ok();
            done();
        });
    });

    it('app install succeeds with purchase', function (done) {
        var fake1 = nock(config.apiServerOrigin()).get('/api/v1/apps/' + APP_STORE_ID).reply(200, { manifest: APP_MANIFEST });
        var fake3 = nock(config.apiServerOrigin()).post(function (uri) { return uri.indexOf('/api/v1/users/USER_ID/cloudrons/CLOUDRON_ID/apps/') >= 0; }, { 'appstoreId': APP_STORE_ID }).reply(201, { });

        superagent.post(SERVER_URL + '/api/v1/apps/install')
               .query({ access_token: token })
               .send({ appStoreId: APP_STORE_ID, location: APP_LOCATION, domain: DOMAIN_0.domain, portBindings: null, accessRestriction: { users: [ 'someuser' ], groups: [] } })
               .end(function (err, res) {
            expect(res.statusCode).to.equal(202);
            expect(res.body.id).to.be.a('string');
            APP_ID = res.body.id;
            expect(fake1.isDone()).to.be.ok();
            done();
        });
    });

    it('app install fails because of conflicting location', function (done) {
        superagent.post(SERVER_URL + '/api/v1/apps/install')
               .query({ access_token: token })
               .send({ manifest: APP_MANIFEST, location: APP_LOCATION, domain: DOMAIN_0.domain, portBindings: null, accessRestriction: null })
               .end(function (err, res) {
            expect(res.statusCode).to.equal(409);
            done();
        });
    });

    it('can get app status', function (done) {
        superagent.get(SERVER_URL + '/api/v1/apps/' + APP_ID)
               .query({ access_token: token })
               .end(function (err, res) {
            expect(res.statusCode).to.equal(200);
            expect(res.body.id).to.eql(APP_ID);
            expect(res.body.installationState).to.be.ok();
            done();
         });
    });

    it('cannot get invalid app status', function (done) {
        superagent.get(SERVER_URL + '/api/v1/apps/kubachi')
               .query({ access_token: token })
               .end(function (err, res) {
            expect(res.statusCode).to.equal(404);
            done();
         });
    });

    it('can get all apps', function (done) {
        superagent.get(SERVER_URL + '/api/v1/apps')
               .query({ access_token: token })
               .end(function (err, res) {
            expect(res.statusCode).to.equal(200);
            expect(res.body.apps).to.be.an('array');
            expect(res.body.apps[0].id).to.eql(APP_ID);
            expect(res.body.apps[0].installationState).to.be.ok();
            done();
         });
    });

    it('non admin cannot see the app due to accessRestriction', function (done) {
        superagent.get(SERVER_URL + '/api/v1/apps')
               .query({ access_token: token_1 })
               .end(function (err, res) {
            expect(res.statusCode).to.equal(200);
            expect(res.body.apps).to.be.an('array');
            expect(res.body.apps.length).to.equal(0);
            done();
         });
    });

    it('cannot uninstall invalid app', function (done) {
        superagent.post(SERVER_URL + '/api/v1/apps/whatever/uninstall')
            .send({ password: PASSWORD })
            .query({ access_token: token })
            .end(function (err, res) {
            expect(res.statusCode).to.equal(404);
            done();
        });
    });

    it('cannot uninstall app without password', function (done) {
        superagent.post(SERVER_URL + '/api/v1/apps/' + APP_ID + '/uninstall')
            .query({ access_token: token })
            .end(function (err, res) {
            expect(res.statusCode).to.equal(400);
            done();
        });
    });

    it('cannot uninstall app with wrong password', function (done) {
        superagent.post(SERVER_URL + '/api/v1/apps/' + APP_ID + '/uninstall')
            .send({ password: PASSWORD+PASSWORD })
            .query({ access_token: token })
            .end(function (err, res) {
            expect(res.statusCode).to.equal(403);
            done();
        });
    });

    it('non admin cannot uninstall app', function (done) {
        superagent.post(SERVER_URL + '/api/v1/apps/' + APP_ID + '/uninstall')
            .send({ password: PASSWORD })
            .query({ access_token: token_1 })
            .end(function (err, res) {
            expect(res.statusCode).to.equal(403);
            done();
        });
    });

    it('can uninstall app', function (done) {
        var fake2 = nock(config.apiServerOrigin()).get(function (uri) { return uri.indexOf('/api/v1/users/USER_ID/cloudrons/CLOUDRON_ID/apps/') >= 0; }).reply(200, { });
        var fake3 = nock(config.apiServerOrigin()).delete(function (uri) { return uri.indexOf('/api/v1/users/USER_ID/cloudrons/CLOUDRON_ID/apps/') >= 0; }).reply(204, { });

        superagent.post(SERVER_URL + '/api/v1/apps/' + APP_ID + '/uninstall')
            .send({ password: PASSWORD })
            .query({ access_token: token })
            .end(function (err, res) {
            expect(res.statusCode).to.equal(202);
            done();
        });
    });

    it('app install succeeds again', function (done) {
        var fake1 = nock(config.apiServerOrigin()).get('/api/v1/apps/' + APP_STORE_ID).reply(200, { manifest: APP_MANIFEST });
        var fake3 = nock(config.apiServerOrigin()).post(function (uri) { return uri.indexOf('/api/v1/users/USER_ID/cloudrons/CLOUDRON_ID/apps/') >= 0; }, { 'appstoreId': APP_STORE_ID }).reply(201, { });

        superagent.post(SERVER_URL + '/api/v1/apps/install')
               .query({ access_token: token })
               .send({ appStoreId: APP_STORE_ID, location: APP_LOCATION_2, portBindings: null, accessRestriction: null })
               .end(function (err, res) {
            expect(res.statusCode).to.equal(202);
            expect(res.body.id).to.be.a('string');
            APP_ID = res.body.id;
            expect(fake1.isDone()).to.be.ok();
            done();
        });
    });

    it('app install succeeds without password but developer token', function (done) {
        superagent.post(SERVER_URL + '/api/v1/developer/login')
                .send({ username: USERNAME, password: PASSWORD })
                .end(function (error, result) {
            expect(error).to.not.be.ok();
            expect(result.statusCode).to.equal(200);
            expect(new Date(result.body.expiresAt).toString()).to.not.be('Invalid Date');
            expect(result.body.token).to.be.a('string');

            // overwrite non dev token
            token = result.body.token;

            superagent.post(SERVER_URL + '/api/v1/apps/install')
                    .query({ access_token: token })
                    .send({ manifest: APP_MANIFEST, location: APP_LOCATION+APP_LOCATION, portBindings: null, accessRestriction: null })
                    .end(function (err, res) {
                expect(res.statusCode).to.equal(202);
                expect(res.body.id).to.be.a('string');
                APP_ID = res.body.id;
                done();
            });
        });
    });

    it('can uninstall app without password but developer token', function (done) {
        superagent.post(SERVER_URL + '/api/v1/apps/' + APP_ID + '/uninstall')
            .query({ access_token: token })
            .end(function (err, res) {
            expect(res.statusCode).to.equal(202);
            done();
        });
    });
});

describe('App installation', function () {
    this.timeout(100000);

    var apiHockInstance = hock.createHock({ throwOnUnmatched: false }), apiHockServer;
    var awsHockInstance = hock.createHock({ throwOnUnmatched: false }), awsHockServer;

    // *.foobar.com
    var validCert1, validKey1;

    before(function (done) {
        child_process.execSync('openssl req -subj "/CN=*.foobar.com/O=My Company Name LTD./C=US" -new -newkey rsa:2048 -days 365 -nodes -x509 -keyout /tmp/server.key -out /tmp/server.crt');
        validKey1 = fs.readFileSync('/tmp/server.key', 'utf8');
        validCert1 = fs.readFileSync('/tmp/server.crt', 'utf8');

        APP_ID = uuid.v4();

        async.series([
            startBox,

            function (callback) {
                apiHockInstance
                    .get('/api/v1/apps/' + APP_STORE_ID + '/versions/' + APP_MANIFEST.version + '/icon')
                    .replyWithFile(200, path.resolve(__dirname, '../../../webadmin/src/img/appicon_fallback.png'));

                var port = parseInt(url.parse(config.apiServerOrigin()).port, 10);
                apiHockServer = http.createServer(apiHockInstance.handler).listen(port, callback);
            },

            settings.setDnsConfig.bind(null, { provider: 'route53', accessKeyId: 'accessKeyId', secretAccessKey: 'secretAccessKey', endpoint: 'http://localhost:5353' }, config.adminDomain(), config.zoneName()),

            settings.setTlsConfig.bind(null, { provider: 'caas' }),

            function (callback) {
                awsHockInstance
                    .get('/2013-04-01/hostedzone')
                    .max(Infinity)
                    .reply(200, js2xml('ListHostedZonesResponse', awsHostedZones, { wrapHandlers: { HostedZones: () => 'HostedZone'} }), { 'Content-Type': 'application/xml' })
                    .filteringPathRegEx(/name=[^&]*/, 'name=location')
                    .get('/2013-04-01/hostedzone/ZONEID/rrset?maxitems=1&name=location&type=A')
                    .max(Infinity)
                    .reply(200, js2xml('ListResourceRecordSetsResponse', { ResourceRecordSets: [ ] }, { 'Content-Type': 'application/xml' }))
                    .filteringRequestBody(function (unusedBody) { return ''; }) // strip out body
                    .post('/2013-04-01/hostedzone/ZONEID/rrset/')
                    .max(Infinity)
                    .reply(200, js2xml('ChangeResourceRecordSetsResponse', { ChangeInfo: { Id: 'dnsrecordid', Status: 'INSYNC' } }), { 'Content-Type': 'application/xml' });

                awsHockServer = http.createServer(awsHockInstance.handler).listen(5353, callback);
            }
        ], done);
    });

    after(function (done) {
        APP_ID = null;
        async.series([
            apiHockServer.close.bind(apiHockServer),
            awsHockServer.close.bind(awsHockServer),
            stopBox
        ], done);
    });

    var appResult = null, appEntry = null;

    it('can install test app', function (done) {
        var fake1 = nock(config.apiServerOrigin()).get('/api/v1/apps/' + APP_STORE_ID).reply(200, { manifest: APP_MANIFEST });
        var fake3 = nock(config.apiServerOrigin()).post(function (uri) { return uri.indexOf('/api/v1/users/USER_ID/cloudrons/CLOUDRON_ID/apps/') >= 0; }, { 'appstoreId': APP_STORE_ID }).reply(201, { });

        var count = 0;
        function checkInstallStatus() {
            superagent.get(SERVER_URL + '/api/v1/apps/' + APP_ID)
               .query({ access_token: token })
               .end(function (err, res) {
                expect(res.statusCode).to.equal(200);
                if (res.body.installationState === appdb.ISTATE_INSTALLED) { appResult = res.body; return done(null); }
                if (res.body.installationState === appdb.ISTATE_ERROR) return done(new Error('Install error'));
                if (++count > 50) return done(new Error('Timedout'));
                setTimeout(checkInstallStatus, 1000);
            });
        }

        superagent.post(SERVER_URL + '/api/v1/apps/install')
              .query({ access_token: token })
              .send({ appStoreId: APP_STORE_ID, location: APP_LOCATION, portBindings: { ECHO_SERVER_PORT: 7171 }, accessRestriction: null })
              .end(function (err, res) {
            expect(res.statusCode).to.equal(202);
            expect(fake1.isDone()).to.be.ok();
            APP_ID = res.body.id;
            checkInstallStatus();
        });
    });

    it('installation - image created', function (done) {
        expect(imageCreated).to.be.ok();
        done();
    });

    it('installation - can get app', function (done) {
        apps.get(appResult.id, function (error, app) {
            expect(!error).to.be.ok();
            expect(app).to.be.an('object');
            appEntry = app;
            done();
        });
    });

    it('installation - container created', function (done) {
        expect(appResult.containerId).to.be(undefined);
        expect(appEntry.containerId).to.be.ok();
        docker.getContainer(appEntry.containerId).inspect(function (error, data) {
            expect(error).to.not.be.ok();
            expect(data.Config.ExposedPorts['7777/tcp']).to.eql({ });
            expect(data.Config.Env).to.contain('WEBADMIN_ORIGIN=' + config.adminOrigin());
            expect(data.Config.Env).to.contain('API_ORIGIN=' + config.adminOrigin());
            expect(data.Config.Env).to.contain('CLOUDRON=1');
            expect(data.Config.Env).to.contain('APP_ORIGIN=https://' + APP_LOCATION + '.' + APP_DOMAIN);
            expect(data.Config.Env).to.contain('APP_DOMAIN=' + APP_LOCATION + '.' + APP_DOMAIN);
            // Hostname must not be set of app fqdn or app location!
            expect(data.Config.Hostname).to.not.contain(APP_LOCATION);
            expect(data.Config.Env).to.contain('ECHO_SERVER_PORT=7171');
            expect(data.HostConfig.PortBindings['7778/tcp'][0].HostPort).to.eql('7171');
            done();
        });
    });

    it('installation - nginx config', function (done) {
        expect(fs.existsSync(paths.NGINX_APPCONFIG_DIR + '/' + APP_LOCATION + '.conf'));
        done();
    });

    it('installation - registered subdomain', function (done) {
        // this is checked in unregister subdomain testcase
        done();
    });

    it('installation - volume created', function (done) {
        expect(fs.existsSync(paths.APPS_DATA_DIR + '/' + APP_ID));
        done();
    });

    it('installation - http is up and running', function (done) {
        var tryCount = 20;
        expect(appResult.httpPort).to.be(undefined);
        (function healthCheck() {
            superagent.get('http://localhost:' + appEntry.httpPort + appResult.manifest.healthCheckPath)
                .end(function (err, res) {
                if (err || res.statusCode !== 200) {
                    if (--tryCount === 0) {
                        console.log('Unable to curl http://localhost:' + appEntry.httpPort + appResult.manifest.healthCheckPath);
                        return done(new Error('Timedout'));
                    }
                    return setTimeout(healthCheck, 2000);
                }

                expect(!err).to.be.ok();
                expect(res.statusCode).to.equal(200);
                done();
            });
        })();
    });

    it('installation - tcp port mapping works', function (done) {
        var client = net.connect(7171);
        client.on('data', function (data) {
            expect(data.toString()).to.eql('ECHO_SERVER_PORT=7171');
            done();
        });
        client.on('error', done);
    });

    it('installation - running container has volume mounted', function (done) {
        docker.getContainer(appEntry.containerId).inspect(function (error, data) {
            expect(error).to.not.be.ok();

            // support newer docker versions
            if (data.Volumes) {
                expect(data.Volumes['/app/data']).to.eql(paths.APPS_DATA_DIR + '/' + APP_ID + '/data');
            } else {
                expect(data.Mounts.filter(function (mount) { return mount.Destination === '/app/data'; })[0].Source).to.eql(paths.APPS_DATA_DIR + '/' + APP_ID + '/data');
            }

            done();
        });
    });

    it('installation - app responnds to http request', function (done) {
        superagent.get('http://localhost:' + appEntry.httpPort).end(function (err, res) {
            expect(!err).to.be.ok();
            expect(res.statusCode).to.equal(200);
            expect(res.body.status).to.be('OK');
            done();
        });
    });

    it('installation - oauth addon config', function (done) {
        var appContainer = docker.getContainer(appEntry.containerId);
        appContainer.inspect(function (error, data) {
            expect(error).to.not.be.ok();

            clients.getByAppIdAndType(APP_ID, clients.TYPE_OAUTH, function (error, client) {
                expect(error).to.not.be.ok();
                expect(client.id.length).to.be(40); // cid- + 32 hex chars (128 bits) + 4 hyphens
                expect(client.clientSecret.length).to.be(256); // 32 hex chars (8 * 256 bits)
                expect(data.Config.Env).to.contain('OAUTH_CLIENT_ID=' + client.id);
                expect(data.Config.Env).to.contain('OAUTH_CLIENT_SECRET=' + client.clientSecret);
                done();
            });
        });
    });

    it('installation - app can populate addons', function (done) {
        superagent.get('http://localhost:' + appEntry.httpPort + '/populate_addons').end(function (err, res) {
            expect(!err).to.be.ok();
            expect(res.statusCode).to.equal(200);
            for (var key in res.body) {
                expect(res.body[key]).to.be('OK');
            }
            done();
        });
    });

    it('installation - app can check addons', function (done) {
        this.timeout(120000);
        console.log('This test can take a while as it waits for scheduler addon to tick 3');
        checkAddons(appEntry, done);
    });

    it('installation - redis addon created', function (done) {
        checkRedis('redis-' + APP_ID, done);
    });

    xit('logs - stdout and stderr', function (done) {
        superagent.get(SERVER_URL + '/api/v1/apps/' + APP_ID + '/logs')
            .query({ access_token: token })
            .end(function (err, res) {
            var data = '';
            res.on('data', function (d) { data += d.toString('utf8'); });
            res.on('end', function () {
                expect(data.length).to.not.be(0);
                done();
            });
            res.on('error', done);
        });
    });

    xit('logStream - requires event-stream accept header', function (done) {
        superagent.get(SERVER_URL + '/api/v1/apps/' + APP_ID + '/logstream')
            .query({ access_token: token, fromLine: 0 })
            .end(function (err, res) {
            expect(res.statusCode).to.be(400);
            done();
        });
    });


    xit('logStream - stream logs', function (done) {
        var options = {
            port: config.get('port'), host: 'localhost', path: '/api/v1/apps/' + APP_ID + '/logstream?access_token=' + token,
            headers: { 'Accept': 'text/event-stream', 'Connection': 'keep-alive' }
        };

        // superagent doesn't work. maybe https://github.com/visionmedia/superagent/issues/420
        var req = http.get(options, function (res) {
            var data = '';
            res.on('data', function (d) { data += d.toString('utf8'); });
            setTimeout(function checkData() {
                expect(data.length).to.not.be(0);
                var lineNumber = 1;
                data.split('\n').forEach(function (line) {
                    if (line.indexOf('id: ') !== 0) return;
                    expect(parseInt(line.substr(4), 10)).to.be(lineNumber); // line number
                    ++lineNumber;
                });

                req.abort();
                expect(lineNumber).to.be.above(1);
                done();
            }, 1000);
            res.on('error', done);
        });

        req.on('error', done);
    });

    it('non admin cannot stop app', function (done) {
        superagent.post(SERVER_URL + '/api/v1/apps/' + APP_ID + '/stop')
            .query({ access_token: token_1 })
            .end(function (err, res) {
            expect(res.statusCode).to.equal(403);
            done();
        });
    });

    it('can stop app', function (done) {
        superagent.post(SERVER_URL + '/api/v1/apps/' + APP_ID + '/stop')
            .query({ access_token: token })
            .end(function (err, res) {
            expect(res.statusCode).to.equal(202);
            done();
        });
    });

    it('did stop the app', function (done) {
        function waitForAppToDie() {
            superagent.get('http://localhost:' + appEntry.httpPort + appResult.manifest.healthCheckPath).end(function (err, res) {
                if (!err || err.code !== 'ECONNREFUSED') return setTimeout(waitForAppToDie, 500);

                // wait for app status to be updated
                superagent.get(SERVER_URL + '/api/v1/apps/' + APP_ID).query({ access_token: token_1 }).end(function (error, result) {
                    if (error || result.statusCode !== 200 || result.body.runState !== 'stopped') return setTimeout(waitForAppToDie, 500);
                    done();
                });
            });
        }

        waitForAppToDie();
    });

    it('nonadmin cannot start app', function (done) {
        superagent.post(SERVER_URL + '/api/v1/apps/' + APP_ID + '/start')
            .query({ access_token: token_1 })
            .end(function (err, res) {
            expect(res.statusCode).to.equal(403);
            done();
        });
    });

    it('can start app', function (done) {
        superagent.post(SERVER_URL + '/api/v1/apps/' + APP_ID + '/start')
            .query({ access_token: token })
            .end(function (err, res) {
            expect(res.statusCode).to.equal(202);
            done();
        });
    });

    it('did start the app', function (done) {
        var count = 0;
        function checkStartState() {
            superagent.get('http://localhost:' + appEntry.httpPort + appResult.manifest.healthCheckPath)
                .end(function (err, res) {
                if (res && res.statusCode === 200) return done();
                if (++count > 50) return done(new Error('Timedout'));
                setTimeout(checkStartState, 500);
            });
        }

        checkStartState();
    });

    it('installation - app can check addons', function (done) {
        this.timeout(120000);
        console.log('This test can take a while as it waits for scheduler addon to tick 2');
        checkAddons(appEntry, done);
    });

    function checkConfigureStatus(count, done) {
        assert.strictEqual(typeof count, 'number');
        assert.strictEqual(typeof done, 'function');

        superagent.get(SERVER_URL + '/api/v1/apps/' + APP_ID)
           .query({ access_token: token })
           .end(function (err, res) {
            expect(res.statusCode).to.equal(200);
            if (res.body.installationState === appdb.ISTATE_INSTALLED) { appResult = res.body; expect(appResult).to.be.ok(); return done(null); }
            if (res.body.installationState === appdb.ISTATE_ERROR) return done(new Error('Install error'));
            if (++count > 50) return done(new Error('Timedout'));
            setTimeout(checkConfigureStatus.bind(null, count, done), 1000);
        });
    }

    it('cannot reconfigure app with bad location', function (done) {
        superagent.post(SERVER_URL + '/api/v1/apps/' + APP_ID + '/configure')
              .query({ access_token: token })
              .send({ location: 1234, portBindings: { ECHO_SERVER_PORT: 7172 }, accessRestriction: null })
              .end(function (err, res) {
            expect(res.statusCode).to.equal(400);
            done();
        });
    });

    it('cannot reconfigure app with bad accessRestriction', function (done) {
        superagent.post(SERVER_URL + '/api/v1/apps/' + APP_ID + '/configure')
              .query({ access_token: token })
              .send({ portBindings: { ECHO_SERVER_PORT: 7172 }, accessRestriction: false })
              .end(function (err, res) {
            expect(res.statusCode).to.equal(400);
            done();
        });
    });

    it('cannot reconfigure app with only the cert, no key', function (done) {
        superagent.post(SERVER_URL + '/api/v1/apps/' + APP_ID + '/configure')
              .query({ access_token: token })
              .send({ location: APP_LOCATION_NEW, portBindings: { ECHO_SERVER_PORT: 7172 }, accessRestriction: null, cert: validCert1 })
              .end(function (err, res) {
            expect(res.statusCode).to.equal(400);
            done();
        });
    });

    it('cannot reconfigure app with only the key, no cert', function (done) {
        superagent.post(SERVER_URL + '/api/v1/apps/' + APP_ID + '/configure')
              .query({ access_token: token })
              .send({ location: APP_LOCATION_NEW, portBindings: { ECHO_SERVER_PORT: 7172 }, key: validKey1 })
              .end(function (err, res) {
            expect(res.statusCode).to.equal(400);
            done();
        });
    });

    it('cannot reconfigure app with cert not being a string', function (done) {
        superagent.post(SERVER_URL + '/api/v1/apps/' + APP_ID + '/configure')
              .query({ access_token: token })
              .send({ location: APP_LOCATION_NEW, portBindings: { ECHO_SERVER_PORT: 7172 }, accessRestriction: null, cert: 1234, key: validKey1 })
              .end(function (err, res) {
            expect(res.statusCode).to.equal(400);
            done();
        });
    });

    it('cannot reconfigure app with key not being a string', function (done) {
        superagent.post(SERVER_URL + '/api/v1/apps/' + APP_ID + '/configure')
              .query({ access_token: token })
              .send({ location: APP_LOCATION_NEW, portBindings: { ECHO_SERVER_PORT: 7172 }, cert: validCert1, key: 1234 })
              .end(function (err, res) {
            expect(res.statusCode).to.equal(400);
            done();
        });
    });

    it('non admin cannot reconfigure app', function (done) {
        superagent.post(SERVER_URL + '/api/v1/apps/' + APP_ID + '/configure')
              .query({ access_token: token_1 })
              .send({ location: APP_LOCATION_NEW, portBindings: { ECHO_SERVER_PORT: 7172 }, accessRestriction: null })
              .end(function (err, res) {
            expect(res.statusCode).to.equal(403);
            done();
        });
    });

    it('can reconfigure app', function (done) {
        superagent.post(SERVER_URL + '/api/v1/apps/' + APP_ID + '/configure')
              .query({ access_token: token })
              .send({ location: APP_LOCATION_NEW, portBindings: { ECHO_SERVER_PORT: 7172 } })
              .end(function (err, res) {
            expect(res.statusCode).to.equal(202);
            checkConfigureStatus(0, done);
        });
    });

    it('changed container id after reconfigure', function (done) {
        var oldContainerId = appEntry.containerId;
        apps.get(appResult.id, function (error, app) {
            expect(!error).to.be.ok();
            expect(app).to.be.an('object');
            appEntry = app;
            expect(appEntry.containerId).to.not.be(oldContainerId);
            done();
        });
    });

    it('port mapping works after reconfiguration', function (done) {
        setTimeout(function () {
            var client = net.connect(7172);
            client.on('data', function (data) {
                expect(data.toString()).to.eql('ECHO_SERVER_PORT=7172');
                done();
            });
            client.on('error', done);
        }, 2000);
    });

    it('reconfiguration - redis addon recreated', function (done) {
        checkRedis('redis-' + APP_ID, done);
    });

    it('installation - app can check addons', function (done) {
        this.timeout(120000);
        console.log('This test can take a while as it waits for scheduler addon to tick 4');
        checkAddons(appEntry, done);
    });

    it('can reconfigure app with custom certificate', function (done) {
        superagent.post(SERVER_URL + '/api/v1/apps/' + APP_ID + '/configure')
              .query({ access_token: token })
              .send({ location: APP_LOCATION_NEW, portBindings: { ECHO_SERVER_PORT: 7172 }, accessRestriction: null, cert: validCert1, key: validKey1 })
              .end(function (err, res) {
            expect(res.statusCode).to.equal(202);
            checkConfigureStatus(0, done);
        });
    });

    it('can uninstall app', function (done) {
        var fake2 = nock(config.apiServerOrigin()).get(function (uri) { return uri.indexOf('/api/v1/users/USER_ID/cloudrons/CLOUDRON_ID/apps/') >= 0; }).reply(200, { });
        var fake3 = nock(config.apiServerOrigin()).delete(function (uri) { return uri.indexOf('/api/v1/users/USER_ID/cloudrons/CLOUDRON_ID/apps/') >= 0; }).reply(204, { });

        var count = 0;
        function checkUninstallStatus() {
            superagent.get(SERVER_URL + '/api/v1/apps/' + APP_ID)
               .query({ access_token: token })
               .end(function (err, res) {
                if (res.statusCode === 404) return done(null);
                if (++count > 50) return done(new Error('Timedout'));
                setTimeout(checkUninstallStatus, 1000);
            });
        }

        superagent.post(SERVER_URL + '/api/v1/apps/' + APP_ID + '/uninstall')
            .send({ password: PASSWORD })
            .query({ access_token: token })
            .end(function (err, res) {
            expect(res.statusCode).to.equal(202);
            checkUninstallStatus();
        });
    });

    it('uninstalled - container destroyed', function (done) {
        docker.getContainer(appEntry.containerId).inspect(function (error, data) {
            expect(error).to.be.ok();
            expect(data).to.not.be.ok();
            done();
        });
    });

    it('uninstalled - image destroyed', function (done) {
        expect(imageDeleted).to.be.ok();
        done();
    });

    it('uninstalled - volume destroyed', function (done) {
        expect(!fs.existsSync(paths.APPS_DATA_DIR + '/' + APP_ID));
        done();
    });

    it('uninstalled - unregistered subdomain', function (done) {
        apiHockInstance.done(function (error) { // checks if all the apiHockServer APIs were called
            expect(!error).to.be.ok();

            awsHockInstance.done(function (error) {
                expect(!error).to.be.ok();
                done();
            });
        });
    });

    it('uninstalled - removed nginx', function (done) {
        expect(!fs.existsSync(paths.NGINX_APPCONFIG_DIR + '/' + APP_LOCATION + '.conf'));
        done();
    });

    it('uninstalled - removed redis addon', function (done) {
        docker.getContainer('redis-' + APP_ID).inspect(function (error, data) {
            expect(error).to.be.ok();
            done();
        });
    });
});