aaac7fed
 liuqimichale
add
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var _ = require('lodash');
var logger = require('./logger.js').getInstance();
module.exports = {
getTarget: getTarget
};
function getTarget(req, config) {
var newTarget;
var router = config.router;
if (_.isPlainObject(router)) {
newTarget = getTargetFromProxyTable(req, router);
} else if (_.isFunction(router)) {
newTarget = router(req);
}
return newTarget;
}
function getTargetFromProxyTable(req, table) {
var result;
var host = req.headers.host;
var path = req.url;
var hostAndPath = host + path;
_.forIn(table, function(value, key) {
if (containsPath(key)) {
if (hostAndPath.indexOf(key) > -1) { // match 'localhost:3000/api'
result = table[key];
logger.debug('[HPM] Router table match: "%s"', key);
return false;
}
} else {
if (key === host) { // match 'localhost:3000'
result = table[key];
logger.debug('[HPM] Router table match: "%s"', host);
return false;
}
}
});
return result;
}
function containsPath(v) {
return v.indexOf('/') > -1;
}
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