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Connect postgresql-92

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mdshuai 2015-05-21 17:30:52 +08:00
parent cb051c9cc2
commit 62682c9b82
1 changed files with 34 additions and 42 deletions
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60
server.js
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@ -1,50 +1,42 @@
var util = require('util');
#!/usr/bin/env node
var pg = require("pg");
var conString = "pg://user:pass@localhost:5432/db";
var client = new pg.Client(conString);
client.connect();
client.query("CREATE TABLE IF NOT EXISTS cartridge(type varchar(64), version varchar(64))");
//client.query("INSERT INTO cartridge(type, version) values($1, $2)", ['nodejs', '0.10']);
//client.query("INSERT INTO cartridge(type, version) values($1, $2)", ['postgresql', '9.2']);
client.end();
var http = require('http');
var url = require('url');
var qs = require('querystring');
var os = require('os')
var port = process.env.PORT || process.env.port || process.env.OPENSHIFT_NODEJS_PORT || 8080;
var ip = process.env.OPENSHIFT_NODEJS_IP || '0.0.0.0';
var nodeEnv = process.env.NODE_ENV || 'unknown';
var server = http.createServer(function (req, res) {
var url_parts = url.parse(req.url, true);
var body = '';
req.on('data', function (data) {
body += data;
});
req.on('end', function () {
var formattedBody = qs.parse(body);
res.writeHead(200, {'Content-Type': 'text/plain'});
res.write('This is a Node.js echo service\n');
res.write('Host: ' + req.headers.host + '\n');
res.write('\n');
res.write('node.js Production Mode: ' + (nodeEnv == 'production' ? 'yes' : 'no') + '\n');
res.write('\n');
res.write('HTTP/' + req.httpVersion +'\n');
res.write('Request headers:\n');
res.write(util.inspect(req.headers, null) + '\n');
res.write('Request query:\n');
res.write(util.inspect(url_parts.query, null) + '\n');
res.write('Request body:\n');
res.write(util.inspect(formattedBody, null) + '\n');
res.write('\n');
res.write('Host: ' + os.hostname() + '\n');
res.write('OS Type: ' + os.type() + '\n');
res.write('OS Platform: ' + os.platform() + '\n');
res.write('OS Arch: ' + os.arch() + '\n');
res.write('OS Release: ' + os.release() + '\n');
res.write('OS Uptime: ' + os.uptime() + '\n');
res.write('OS Free memory: ' + os.freemem() / 1024 / 1024 + 'mb\n');
res.write('OS Total memory: ' + os.totalmem() / 1024 / 1024 + 'mb\n');
res.write('OS CPU count: ' + os.cpus().length + '\n');
res.write('OS CPU model: ' + os.cpus()[0].model + '\n');
res.write('OS CPU speed: ' + os.cpus()[0].speed + 'mhz\n');
res.end('\n');
var myclient = new pg.Client(conString);
myclient.connect();
var query = myclient.query("SELECT type, version FROM cartridge ORDER BY type, version");
query.on("row", function (row, result) {
result.addRow(row);
//console.log(row)
});
query.on("end", function (result) {
myclient.end();
//console.log("end query");
res.write(JSON.stringify(result.rows, null, " ") + "\n");
res.end();
});
});
});
server.listen(port);
console.log('Server running on ' + ip + ':' + port);