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app.js 8.41 KiB
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var express = require('express')
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var bodyParser = require('body-parser')
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var methodOverride = require('method-override')
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var http = require('http')
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var path = require('path')
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var cp = require('child_process')
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var TelemetryUtil = require('sb_telemetry_util')
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var telemetry = new TelemetryUtil()
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var fs = require('fs')
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var configUtil = require('sb-config-util')
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var _ = require('lodash')
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const contentProvider = require('sb_content_provider_util')
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var contentMetaProvider = require('./contentMetaFilter')
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// TODO below configuration should to be refactored in a seperate file
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const contentProviderConfigPath = path.join(__dirname, '/config/contentProviderApiConfig.json')
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var contentProviderApiConfig = JSON.parse(fs.readFileSync(contentProviderConfigPath))
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const telemtryEventConfig = JSON.parse(fs.readFileSync(path.join(__dirname, 'config/telemetryEventConfig.json')))
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var reqDataLimitOfContentUpload = '50mb'
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const port = process.env.sunbird_content_service_port ? process.env.sunbird_content_service_port : 5000
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const defaultChannel = process.env.sunbird_default_channel || 'sunbird'
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const telemetryBaseUrl = process.env.sunbird_telemetry_service_local_url ? process.env.sunbird_telemetry_service_local_url : 'http://telemetry-service:9001/'
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globalEkstepProxyBaseUrl = process.env.sunbird_content_plugin_base_url ? process.env.sunbird_content_plugin_base_url : 'https://qa.ekstep.in'
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const contentRepoBaseUrl = process.env.sunbird_content_repo_api_base_url || 'https://qa.ekstep.in/api'
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const contentRepoApiKey = process.env.sunbird_content_repo_api_key
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const learnerServiceLocalBaseUrl = process.env.sunbird_learner_service_local_base_url
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  ? process.env.sunbird_learner_service_local_base_url
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  : 'http://learner-service:9000'
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const searchServiceBaseUrl = process.env.sunbird_search_service_api_base_url || 'https://qa.ekstep.in/api/search'
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const dialRepoBaseUrl = process.env.sunbird_dial_repo_api_base_url || 'https://qa.ekstep.in/api'
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const pluginRepoBaseUrl = process.env.sunbird_plugin_repo_api_base_url || 'https://qa.ekstep.in/api'
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const dataServiceBaseUrl = process.env.sunbird_data_service_api_base_url || 'https://qa.ekstep.in/api'
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const languageServiceBaseUrl = process.env.sunbird_language_service_api_base_url || 'https://qa.ekstep.in/api/language'
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const searchServiceApiKey = process.env.sunbird_search_service_api_key
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const dialRepoApiKey = process.env.sunbird_dial_repo_api_key
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const pluginRepoApiKey = process.env.sunbird_plugin_repo_api_key
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const dataServiceApiKey = process.env.sunbird_data_service_api_key
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const enableLogging = process.env.sunbird_content_service_enable_logging
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const languageServiceApiKey = process.env.sunbird_language_service_api_key
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const producerId = process.env.sunbird_environment + '.' + process.env.sunbird_instance + '.content-service'
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const sunbirdPortalBaseUrl = process.env.sunbird_portal_base_url || 'https://staging.open-sunbird.org'
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const lockExpiryTime = process.env.sunbird_lock_expiry_time || 1800
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const contentServiceLocalBaseUrl = process.env.sunbird_content_service_local_base_url ? process.env.sunbird_content_service_local_base_url : 'http://content-service:5000'
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configUtil.setContentProviderApi(contentProviderApiConfig.API)
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configUtil.setConfig('CONTENT_REPO_BASE_URL', contentRepoBaseUrl)
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configUtil.setConfig('TELEMETRY_BASE_URL', telemetryBaseUrl)
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configUtil.setConfig('CONTENT_REPO_AUTHORIZATION_TOKEN', 'Bearer ' + contentRepoApiKey)
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configUtil.setConfig('LEARNER_SERVICE_LOCAL_BASE_URL', learnerServiceLocalBaseUrl)
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configUtil.setConfig('DIALCODE_GENERATE_MAX_COUNT', 20000)
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configUtil.setConfig('CONTENT_UPLOAD_REQ_LIMIT', reqDataLimitOfContentUpload)
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configUtil.setConfig('SEARCH_SERVICE_BASE_URL', searchServiceBaseUrl)
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configUtil.setConfig('DIAL_REPO_BASE_URL', dialRepoBaseUrl)
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configUtil.setConfig('PLUGIN_REPO_BASE_URL', pluginRepoBaseUrl)
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configUtil.setConfig('DATA_SERVICE_BASE_URL', dataServiceBaseUrl)
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configUtil.setConfig('SEARCH_SERVICE_AUTHORIZATION_TOKEN', 'Bearer ' + searchServiceApiKey)
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configUtil.setConfig('DIAL_REPO_AUTHORIZATION_TOKEN', 'Bearer ' + dialRepoApiKey)
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configUtil.setConfig('PLUGIN_REPO_AUTHORIZATION_TOKEN', 'Bearer ' + pluginRepoApiKey)
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configUtil.setConfig('DATA_SERVICE_AUTHORIZATION_TOKEN', 'Bearer ' + dataServiceApiKey)
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configUtil.setConfig('ENABLE_LOGGING', enableLogging)
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configUtil.setConfig('LANGUAGE_SERVICE_BASE_URL', languageServiceBaseUrl)
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configUtil.setConfig('LANGUAGE_SERVICE_AUTHORIZATION_TOKEN', 'Bearer ' + languageServiceApiKey)
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configUtil.setConfig('SUNBIRD_PORTAL_BASE_URL', sunbirdPortalBaseUrl) configUtil.setConfig('LOCK_EXPIRY_TIME', lockExpiryTime) configUtil.setConfig('CONTENT_SERVICE_LOCAL_BASE_URL', contentServiceLocalBaseUrl) process.env.sunbird_cassandra_urls = process.env.sunbird_cassandra_urls || '127.0.0.1' process.env.dial_code_image_temp_folder = 'temp' var app = express() const isEkStepProxyRequest = function (req) { let url = req.url const uploadAPI = configUtil.getConfig('UPLOAD_CONTENT_URI') const uploadUrlAPI = configUtil.getConfig('CONTENT_UPLOAD_URL_URI') return url && ((url.indexOf(uploadAPI) > -1 && !(url.indexOf(uploadUrlAPI) > -1)) || url.indexOf('/telemetry') > -1) } const bodyParserJsonMiddleware = function () { return function (req, res, next) { if (isEkStepProxyRequest(req)) { return next() } else { return bodyParser.json({ limit: reqDataLimitOfContentUpload })(req, res, next) } } } app.use(bodyParserJsonMiddleware()) app.use(methodOverride()) // Cache-Control, X-Requested-With these two headers required for upload file through fine-upload library app.use(function (req, res, next) { res.header('Access-Control-Allow-Origin', '*') res.header('Access-Control-Allow-Methods', 'GET,PUT,POST,PATCH,DELETE,OPTIONS') res.header('Access-Control-Allow-Headers', 'Content-Type, Authorization,' + 'cid, user-id, x-auth, Cache-Control, X-Requested-With, *') if (req.method === 'OPTIONS') { res.sendStatus(200) } else { next() }; }) app.use(function (req, res, next) { res.setHeader('Connection', 'close') next() }) require('./routes/healthCheckRoutes')(app) require('./routes/courseRoutes')(app) require('./routes/contentRoutes')(app) require('./routes/conceptRoutes')(app) require('./routes/searchRoutes')(app) require('./routes/dialCodeRoutes')(app) require('./routes/channelRoutes')(app) require('./routes/frameworkRoutes')(app) require('./routes/frameworkTermRoutes')(app) require('./routes/frameworkCategoryInstanceRoutes')(app) require('./routes/dataExhaustRoutes')(app) require('./routes/formRoutes')(app) require('./routes/externalUrlMetaRoute')(app) require('./routes/pluginsRoutes')(app) require('./routes/collaborationRoutes')(app) require('./routes/lockRoutes')(app) // this middleware route add after all the routes require('./middlewares/proxy.middleware')(app) function startServer() {
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this.server = http.createServer(app).listen(port, function () { console.log('server running at PORT [%d]', port) if (!process.env.sunbird_environment || !process.env.sunbird_instance) { console.error('please set environment variable sunbird_environment, sunbird_instance' + 'start service Eg: sunbird_environment = dev, sunbird_instance = sunbird') process.exit(1) } contentMetaProvider.getMetaFilterConfig().then((configStr) => { configUtil.setConfig('META_FILTER_REQUEST_JSON', configStr) }).catch((err) => { console.log('error in getting meta filters', err) process.exit(1) }) }) } // Create server configUtil.setConfig('DEFAULT_CHANNEL', 'sunbird') if (defaultChannel) { contentProvider.getChannel(defaultChannel, (err, res) => { var defaultHashTagId = _.get(res, 'result.response.content[0].hashTagId') if (defaultHashTagId) { configUtil.setConfig('DEFAULT_CHANNEL', defaultHashTagId) } console.log('Error fetching default channel', err) console.log('DEFAULT_CHANNEL', configUtil.getConfig('DEFAULT_CHANNEL')) startServer() }) } else { startServer() } // Close server, when we start for test cases exports.close = function () { this.server.close() } // Telemetry initialization const telemetryBatchSize = parseInt(process.env.sunbird_telemetry_sync_batch_size, 10) || 20 telemtryEventConfig.pdata.id = producerId const telemetryConfig = { pdata: telemtryEventConfig.pdata, method: 'POST', batchsize: telemetryBatchSize, endpoint: configUtil.getConfig('TELEMETRY'), host: configUtil.getConfig('TELEMETRY_BASE_URL'), authtoken: configUtil.getConfig('CONTENT_REPO_AUTHORIZATION_TOKEN') } telemetry.init(telemetryConfig)