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import { getJsonDataSync } from './services/json_service';
import { normalizeUrl } from './utils/url';
import * as path from 'path';
import * as fs from 'fs';
import * as os from 'os';
let configFile = path.join(__dirname, '../../config.json');
let configExists = fs.existsSync(configFile);
export const ANALYTICS_PATH = path.join(__dirname, '../../analytics');
export const DATA_PATH = path.join(__dirname, '../../data');
export const ANALYTIC_UNITS_DATABASE_PATH = path.join(DATA_PATH, 'analytic_units.db');
export const ANALYTIC_UNIT_CACHES_DATABASE_PATH = path.join(DATA_PATH, 'analytic_unit_caches.db');
export const SEGMENTS_DATABASE_PATH = path.join(DATA_PATH, 'segments.db');
export const THRESHOLD_DATABASE_PATH = path.join(DATA_PATH, 'treshold.db');
export const DETECTION_SPANS_DATABASE_PATH = path.join(DATA_PATH, 'detection_spans.db');
export const DB_META_PATH = path.join(DATA_PATH, 'db_meta.db');
export const HASTIC_PORT = getConfigField('HASTIC_PORT', '8000');
export const ZMQ_IPC_PATH = getConfigField('ZMQ_IPC_PATH', path.join(os.tmpdir(), 'hastic'));
export const ZMQ_DEV_PORT = getConfigField('ZMQ_DEV_PORT', '8002');
export const ZMQ_HOST = getConfigField('ZMQ_HOST', '127.0.0.1');
export const HASTIC_API_KEY = getConfigField('HASTIC_API_KEY');
export const GRAFANA_URL = normalizeUrl(getConfigField('GRAFANA_URL', null));
export const HASTIC_WEBHOOK_URL = getConfigField('HASTIC_WEBHOOK_URL', null);
export const HASTIC_WEBHOOK_TYPE = getConfigField('HASTIC_WEBHOOK_TYPE', 'application/x-www-form-urlencoded');
export const HASTIC_WEBHOOK_SECRET = getConfigField('HASTIC_WEBHOOK_SECRET', null);
export const ANLYTICS_PING_INTERVAL = 500; // ms
export const PACKAGE_VERSION = getPackageVersion();
export const GIT_INFO = getGitInfo();
export const INSIDE_DOCKER = process.env.INSIDE_DOCKER !== undefined;
export const PRODUCTION_MODE = process.env.NODE_ENV !== 'development';
export const ZMQ_CONNECTION_STRING = createZMQConnectionString();
export const HASTIC_INSTANCE_NAME = getConfigField('HASTIC_INSTANCE_NAME', os.hostname());
function getConfigField(field: string, defaultVal?: any) {
let val;
if(process.env[field] !== undefined) {
val = process.env[field];
} else if(configExists) {
let config: any = getJsonDataSync(configFile);
if(config[field] !== undefined) {
val = config[field];
}
}
if(val === undefined || val == '') {
if(defaultVal === undefined) {
throw new Error(`Please configure ${field}`);
}
val = defaultVal;
}
console.log(`${field}: ${val}`);
return val;
}
function getPackageVersion() {
if(process.env.npm_package_version !== undefined) {
return process.env.npm_package_version;
} else {
let packageFile = path.join(__dirname, '../package.json');
if(fs.existsSync(packageFile)) {
let packageJson: any = getJsonDataSync(packageFile);
return packageJson.version;
} else {
console.log(`Can't find package file ${packageFile}`);
return null;
}
}
}
function getGitInfo() {
let gitRoot = path.join(__dirname, '../../.git');
let gitHeadFile = path.join(gitRoot, 'HEAD');
if(!fs.existsSync(gitHeadFile)) {
console.error(`Can't find git HEAD file ${gitHeadFile}`);
return null;
}
const ref = fs.readFileSync(gitHeadFile).toString();
let branchPath = ref.indexOf(':') === -1 ? ref : ref.slice(5, -1);
let branch = branchPath.split('/').pop();
const branchFilename = `${gitRoot}/${branchPath}`;
if(!fs.existsSync(branchFilename)) {
console.error(`Can't find git branch file ${branchFilename}`);
return null;
}
let commitHash = fs.readFileSync(branchFilename).toString().slice(0, 7);
return { branch, commitHash };
}
function createZMQConnectionString() {
let zmq =`tcp://${ZMQ_HOST}:${ZMQ_DEV_PORT}`; //debug mode
let zmqConf = getConfigField('ZMQ_CONNECTION_STRING', null);
if(INSIDE_DOCKER) {
return zmqConf;
} else if(PRODUCTION_MODE) {
if(zmqConf === null) {
return 'ipc://' + `${path.join(ZMQ_IPC_PATH, process.pid.toString())}.ipc`;
}
}
return zmq;
}