CartoDB-SQL-API/app.js

118 lines
3.4 KiB
JavaScript
Executable File

#!/usr/bin/env node
/*
* SQL API loader
* ===============
*
* node app [environment]
*
* environments: [development, test, production]
*
*/
var fs = require('fs');
var path = require('path');
var argv = require('yargs')
.usage('Usage: $0 <environment> [options]')
.help('h')
.example(
'$0 production -c /etc/sql-api/config.js',
'start server in production environment with /etc/sql-api/config.js as config file'
)
.alias('h', 'help')
.alias('c', 'config')
.nargs('c', 1)
.describe('c', 'Load configuration from path')
.argv;
var environmentArg = argv._[0] || process.env.NODE_ENV || 'development';
var configurationFile = path.resolve(argv.config || './config/environments/' + environmentArg + '.js');
if (!fs.existsSync(configurationFile)) {
console.error('Configuration file "%s" does not exist', configurationFile);
process.exit(1);
}
global.settings = require(configurationFile);
var ENVIRONMENT = argv._[0] || process.env.NODE_ENV || global.settings.environment;
process.env.NODE_ENV = ENVIRONMENT;
var availableEnvironments = ['development', 'production', 'test', 'staging'];
// sanity check arguments
if (availableEnvironments.indexOf(ENVIRONMENT) === -1) {
console.error("node app.js [environment]");
console.error("Available environments: " + availableEnvironments.join(', '));
process.exit(1);
}
global.settings.api_hostname = require('os').hostname().split('.')[0];
global.log4js = require('log4js');
var log4jsConfig = {
appenders: [],
replaceConsole: true
};
if ( global.settings.log_filename ) {
var logFilename = path.resolve(global.settings.log_filename);
var logDirectory = path.dirname(logFilename);
if (!fs.existsSync(logDirectory)) {
console.error("Log filename directory does not exist: " + logDirectory);
process.exit(1);
}
console.log("Logs will be written to " + logFilename);
log4jsConfig.appenders.push(
{ type: "file", absolute: true, filename: logFilename }
);
} else {
log4jsConfig.appenders.push(
{ type: "console", layout: { type:'basic' } }
);
}
global.log4js.configure(log4jsConfig);
global.logger = global.log4js.getLogger();
// kick off controller
if ( ! global.settings.base_url ) {
global.settings.base_url = '/api/*';
}
var version = require("./package").version;
var server = require('./app/server')();
server.listen(global.settings.node_port, global.settings.node_host, function() {
console.info('Using configuration file "%s"', configurationFile);
console.log(
"CartoDB SQL API %s listening on %s:%s PID=%d (%s)",
version, global.settings.node_host, global.settings.node_port, process.pid, ENVIRONMENT
);
});
process.on('uncaughtException', function(err) {
global.logger.error('Uncaught exception: ' + err.stack);
});
process.on('SIGHUP', function() {
global.log4js.clearAndShutdownAppenders(function() {
global.log4js.configure(log4jsConfig);
global.logger = global.log4js.getLogger();
console.log('Log files reloaded');
});
server.batch.logger.reopenFileStreams();
});
process.on('SIGTERM', function () {
server.batch.stop();
server.batch.drain(function (err) {
if (err) {
console.log('Exit with error');
return process.exit(1);
}
console.log('Exit gracefully');
process.exit(0);
});
});