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Code Issues Releases Wiki Activity

Improved structure of IP-KVM relay handling.

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This commit is contained in:
Ylian Saint-Hilaire 2021-12-06 03:08:54 -08:00
parent 61e38cbe36
commit f36f1c13c7
2 changed files with 61 additions and 42 deletions
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45
webserver.js
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@ -5853,51 +5853,12 @@ module.exports.CreateWebServer = function (parent, db, args, certificates, doneF
obj.app.ws(url + 'ipkvm.ashx/*', function (ws, req) {
const domain = getDomain(req);
if (domain == null) { parent.debug('web', 'ipkvm: failed domain checks.'); try { ws.close(); } catch (ex) { } return; }
const q = require('url').parse(req.url, true);
const i = q.path.indexOf('/ipkvm.ashx/');
if (i == -1) { parent.debug('web', 'ipkvm: failed url checks.'); try { ws.close(); } catch (ex) { } return; }
const urlargs = q.path.substring(i + 12).split('/');
if (urlargs[0].length != 64) { parent.debug('web', 'ipkvm: failed nodeid length checks.'); try { ws.close(); } catch (ex) { } return; }
const nodeid = 'node/' + domain.id + '/' + urlargs[0];
const nid = urlargs[0];
const kvmport = parent.ipKvmManager.managedPorts[nodeid];
if (kvmport == null) { parent.debug('web', 'ipkvm: failed port checks.'); try { ws.close(); } catch (ex) { } return; }
const kvmmanager = parent.ipKvmManager.managedGroups[kvmport.meshid];
if (kvmmanager == null) { parent.debug('web', 'ipkvm: failed manager checks.'); try { ws.close(); } catch (ex) { } return; }
urlargs.shift();
var relurl = '/' + urlargs.join('/')
if (relurl.endsWith('/.websocket')) { relurl = relurl.substring(0, relurl.length - 11); }
console.log('ws', relurl); // TODO
parent.ipKvmManager.handleIpKvmWebSocket(domain, ws, req);
});
obj.app.get(url + 'ipkvm.ashx/*', function (req, res, next) {
const domain = getDomain(req);
if (domain == null) { return; }
const q = require('url').parse(req.url, true);
const i = q.path.indexOf('/ipkvm.ashx/');
if (i == -1) { next(); return; }
const urlargs = q.path.substring(i + 12).split('/');
if (urlargs[0].length != 64) { next(); return; }
const nodeid = 'node/' + domain.id + '/' + urlargs[0];
const nid = urlargs[0];
const kvmport = parent.ipKvmManager.managedPorts[nodeid];
if (kvmport == null) { next(); return; }
const kvmmanager = parent.ipKvmManager.managedGroups[kvmport.meshid];
if (kvmmanager == null) { next(); return; }
urlargs.shift();
const relurl = '/' + urlargs.join('/') + '#portId=' + kvmport.portid;
// Example: /jsclient/Client.asp#portId=P_000d5d20f64c_1
kvmmanager.fetch(relurl, null, [res, nid], function (server, args, data, rres) {
const resx = args[0], nidx = args[1];
if (rres.headers['content-type']) { resx.set('content-type', rres.headers['content-type']); }
// We need to replace the WebSocket code in one of the files to make it work with our server.
// Replace "b=new WebSocket(e+"//"+c+"/"+g);" in file "/js/js_kvm_client.1604062083669.min.js"
if (relurl.startsWith('/js/js_kvm_client.')) {
data = data.replace('b=new WebSocket(e+"//"+c+"/"+g);', 'b=new WebSocket(e+"//"+c+"/ipkvm.ashx/' + nidx + '/"+g);');
}
resx.end(data);
});
if (domain == null) return;
parent.ipKvmManager.handleIpKvmGet(domain, req, res, next);
});
}