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Merge pull request #2711 from nzalev/add-version-validation 

Added version validation to serverupdate
This commit is contained in:
Ylian Saint-Hilaire 2021-05-30 10:01:25 -07:00 committed by GitHub
parent 5e30048e6d 6d1899be4d
commit aceb837834
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GPG Key ID: 4AEE18F83AFDEB23
2 changed files with 48 additions and 3 deletions
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18
meshcentral.js
View File

@ -540,6 +540,24 @@ function CreateMeshCentralServer(config, args) {
} catch (ex) { callback({ current: getCurrentVersion() }, ex); } // If the system is running out of memory, an exception here can easily happen.
};
// Use NPM to get list of versions
obj.getServerVersions = function (callback) {
try {
var child_process = require('child_process');
var npmpath = ((typeof obj.args.npmpath == 'string') ? obj.args.npmpath : 'npm');
var npmproxy = ((typeof obj.args.npmproxy == 'string') ? (' --proxy ' + obj.args.npmproxy) : '');
var env = Object.assign({}, process.env); // Shallow clone
if (typeof obj.args.npmproxy == 'string') { env['HTTP_PROXY'] = env['HTTPS_PROXY'] = env['http_proxy'] = env['https_proxy'] = obj.args.npmproxy; }
var xxprocess = child_process.exec(npmpath + npmproxy + ' view meshcentral versions --json', { maxBuffer: 512000, cwd: obj.parentpath, env: env }, function (error, stdout, stderr) { });
xxprocess.data = '';
xxprocess.stdout.on('data', function (data) { xxprocess.data += data; });
xxprocess.stderr.on('data', function (data) { });
xxprocess.on('close', function (code) {
(code == 0) ? callback(xxprocess.data) : callback('{}');
});
} catch (ex) { callback('{}'); }
};
// Initiate server self-update
obj.performServerUpdate = function (version) {
if (obj.serverSelfWriteAllowed != true) return false;

29
meshuser.js
View File

@ -924,6 +924,7 @@ module.exports.CreateMeshUser = function (parent, db, ws, req, args, domain, use
case 'usersessions': { r = "usersessions: Returns a list of active sessions grouped by user."; break; }
case 'closeusersessions': { r = "closeusersessions: Disconnects all sessions for a specified user."; break; }
case 'tasklimiter': { r = "tasklimiter: Returns the internal status of the tasklimiter. This is a system used to smooth out work done by the server. It's used by, for example, agent updates so that not all agents are updated at the same time."; break; }
case 'serverupdate': { r = "serverupdate: Updates server to latest version. Optional version argument to install specific version. Example: serverupdate 0.8.49"; break; }
default: { r = 'No help information about this command.'; break; }
}
}
@ -1192,11 +1193,37 @@ module.exports.CreateMeshUser = function (parent, db, ws, req, args, domain, use
if (cmdargs['_'].length > 0) {
version = cmdargs['_'][0];
}
// This call is SLOW. We only want to validate version if we have to
if (version != 'stable' && version != 'latest') {
parent.parent.getServerVersions((data) => {
var versions = JSON.parse(data);
if (versions.includes(version)) {
if (parent.parent.performServerUpdate(version) == false) {
try {
ws.send(JSON.stringify({ action: 'serverconsole',
value: 'Server self-update not possible.'}));
} catch (ex) { }
}
} else {
try {
ws.send(JSON.stringify({ action: 'serverconsole',
value: 'Invalid version. Aborting update'}));
} catch (ex) { }
}
});
} else {
if (parent.parent.performServerUpdate(version) == false) {
r = 'Server self-update not possible.';
}
}
} else {
if (parent.parent.performServerUpdate(version) == false) {
r = 'Server self-update not possible.';
}
}
break;
}
case 'print': {