49 lines
1.2 KiB
JavaScript
49 lines
1.2 KiB
JavaScript
|
var PSQL = require('cartodb-psql');
|
||
|
|
|
||
|
|
function AnalysisBackend() {
|
||
|
|
}
|
||
|
|
|
||
|
|
module.exports = AnalysisBackend;
|
||
|
|
|
||
|
|
|
||
|
|
AnalysisBackend.prototype.getNodeStatus = function (params, callback) {
|
||
|
|
var nodeId = params.nodeId;
|
||
|
|
|
||
|
|
var statusQuery = 'SELECT node_id, status, updated_at FROM cdb_analysis_catalog where node_id = \'' + nodeId + '\'';
|
||
|
|
|
||
|
|
var pg = new PSQL(dbParamsFromReqParams(params));
|
||
|
|
pg.query(statusQuery, function(err, result) {
|
||
|
|
if (err) {
|
||
|
|
return callback(err, result);
|
||
|
|
}
|
||
|
|
|
||
|
|
result = result || {};
|
||
|
|
|
||
|
|
var rows = result.rows || [];
|
||
|
|
|
||
|
|
return callback(null, rows[0] || {
|
||
|
|
node_id: nodeId,
|
||
|
|
status: 'unknown'
|
||
|
|
});
|
||
|
|
}, true); // use read-only transaction
|
||
|
|
};
|
||
|
|
|
||
|
|
function dbParamsFromReqParams(params) {
|
||
|
|
var dbParams = {};
|
||
|
|
if ( params.dbuser ) {
|
||
|
|
dbParams.user = params.dbuser;
|
||
|
|
}
|
||
|
|
if ( params.dbpassword ) {
|
||
|
|
dbParams.pass = params.dbpassword;
|
||
|
|
}
|
||
|
|
if ( params.dbhost ) {
|
||
|
|
dbParams.host = params.dbhost;
|
||
|
|
}
|
||
|
|
if ( params.dbport ) {
|
||
|
|
dbParams.port = params.dbport;
|
||
|
|
}
|
||
|
|
if ( params.dbname ) {
|
||
|
|
dbParams.dbname = params.dbname;
|
||
|
|
}
|
||
|
|
return dbParams;
|
||
|
|
}
|