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Added agent tag processing.

This commit is contained in:
Ylian Saint-Hilaire 2020-09-23 15:34:46 -07:00
parent 7e7924495f
commit 61cc2399cc
2 changed files with 93 additions and 9 deletions
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90
meshagent.js
View File

@ -1474,13 +1474,17 @@ module.exports.CreateMeshAgent = function (parent, db, ws, req, args, domain) {
if (obj.agentInfo.capabilities & 0x40) return;
if ((command == null) || (command == null)) return; // Safety, should never happen.
// If the device is pending a change, hold.
if (obj.deviceChanging === true) { setTimeout(function () { ChangeAgentCoreInfo(command); }, 100); return; }
obj.deviceChanging = true;
// Check that the mesh exists
const mesh = parent.meshes[obj.dbMeshKey];
if (mesh == null) return;
if (mesh == null) { delete obj.deviceChanging; return; }
// Get the node and change it if needed
db.Get(obj.dbNodeKey, function (err, nodes) { // TODO: THIS IS A BIG RACE CONDITION HERE, WE NEED TO FIX THAT. If this call is made twice at the same time on the same device, data will be missed.
if ((nodes == null) || (nodes.length != 1)) return;
if ((nodes == null) || (nodes.length != 1)) { delete obj.deviceChanging; return; }
const device = nodes[0];
if (device.agent) {
var changes = [], change = 0, log = 0;
@ -1538,6 +1542,9 @@ module.exports.CreateMeshAgent = function (parent, db, ws, req, args, domain) {
if (db.changeStream) { event.noact = 1; } // If DB change stream is active, don't use this event to change the node. Another event will come.
parent.parent.DispatchEvent(parent.CreateMeshDispatchTargets(device.meshid, [obj.dbNodeKey]), obj, event);
}
// Device change is done.
delete obj.deviceChanging;
}
});
}
@ -1551,9 +1558,13 @@ module.exports.CreateMeshAgent = function (parent, db, ws, req, args, domain) {
const mesh = parent.meshes[obj.dbMeshKey];
if (mesh == null) return;
// If the device is pending a change, hold.
if (obj.deviceChanging === true) { setTimeout(function () { ChangeAgentLocationInfo(command); }, 100); return; }
obj.deviceChanging = true;
// Get the node and change it if needed
db.Get(obj.dbNodeKey, function (err, nodes) {
if ((nodes == null) || (nodes.length != 1)) { return; }
if ((nodes == null) || (nodes.length != 1)) { delete obj.deviceChanging; return; }
const device = nodes[0];
if (device.agent) {
var changes = [], change = 0;
@ -1580,27 +1591,87 @@ module.exports.CreateMeshAgent = function (parent, db, ws, req, args, domain) {
parent.parent.DispatchEvent(parent.CreateMeshDispatchTargets(device.meshid, [obj.dbNodeKey]), obj, event);
}
}
// Done changing the device
delete obj.deviceChanging;
});
}
// Update the mesh agent tab in the database
function ChangeAgentTag(tag) {
if (obj.agentInfo.capabilities & 0x40) return;
if (tag.length == 0) { tag = null; }
if ((tag != null) && (tag.length == 0)) { tag = null; }
// If the device is pending a change, hold.
if (obj.deviceChanging === true) { setTimeout(function () { ChangeAgentCoreInfo(command); }, 100); return; }
obj.deviceChanging = true;
// Get the node and change it if needed
db.Get(obj.dbNodeKey, function (err, nodes) {
if ((nodes == null) || (nodes.length != 1)) return;
if ((nodes == null) || (nodes.length != 1)) { delete obj.deviceChanging; return; }
const device = nodes[0];
if (device.agent) {
if (device.agent.tag != tag) {
// Parse the agent tag
var agentTag = null, serverName = null, serverDesc = null, serverTags = null;
if (tag != null) {
var taglines = tag.split('\r\n').join('\n').split('\r').join('\n').split('\n');
for (var i in taglines) {
var tagline = taglines[i].trim();
if (tagline.length > 0) {
if (tagline.startsWith('~')) {
if (tagline.startsWith('~ServerName:') && (tagline.length > 12) && (serverName == null)) { serverName = tagline.substring(12).trim(); }
if (tagline.startsWith('~ServerDesc:') && (tagline.length > 12) && (serverDesc == null)) { serverDesc = tagline.substring(12).trim(); }
if (tagline.startsWith('~ServerTags:') && (tagline.length > 12) && (serverTags == null)) { serverTags = tagline.substring(12).split(','); for (var j in serverTags) { serverTags[j] = serverTags[j].trim(); } }
} else { if (agentTag == null) { agentTag = tagline; } }
}
}
}
// Set the agent tag
var changes = false;
if (device.agent.tag != agentTag) { device.agent.tag = agentTag; if ((device.agent.tag == null) || (device.agent.tag == '')) { delete device.agent.tag; } changes = true; }
if (domain.agenttag != null) {
// Set the device's server name
if ((serverName != null) && (domain.agenttag.servername === 1) && (device.name != serverName)) { device.name = serverName; changes = true; }
// Set the device's server description
if ((serverDesc != null) && (domain.agenttag.serverdesc === 1) && (device.desc != serverDesc)) { device.desc = serverDesc; changes = true; }
// Set the device's server description if there is no description
if ((serverDesc != null) && (domain.agenttag.serverdesc === 2) && (device.desc != serverDesc) && ((device.desc == null) || (device.desc == ''))) { device.desc = serverDesc; changes = true; }
if ((serverTags != null) && (domain.agenttag.servertags != null) && (domain.agenttag.servertags != 0)) {
// Sort the tags
serverTags.sort();
// Stringify the tags
var st2 = '', st1 = serverTags.join(',');
if (device.tags != null) { st2 = device.tags.join(','); }
// Set the device's server tags
if ((domain.agenttag.servertags === 1) && (st1 != st2)) { device.tags = serverTags; changes = true; }
// Set the device's server tags if there are not tags
if ((domain.agenttag.servertags === 2) && (st2 == '')) { device.tags = serverTags; changes = true; }
// Append to device's server tags
if ((domain.agenttag.servertags === 3) && (st1 != st2)) {
if (device.tags == null) { device.tags = []; }
for (var i in serverTags) { if (device.tags.indexOf(serverTags[i]) == -1) { device.tags.push(serverTags[i]); } }
device.tags.sort();
changes = true;
}
}
}
if (changes == true) {
// Do some clean up if needed, these values should not be in the database.
if (device.conn != null) { delete device.conn; }
if (device.pwr != null) { delete device.pwr; }
if (device.agct != null) { delete device.agct; }
if (device.cict != null) { delete device.cict; }
// Set the new tag
device.agent.tag = tag;
// Update the device
db.Set(device);
// Event the node change
@ -1609,6 +1680,9 @@ module.exports.CreateMeshAgent = function (parent, db, ws, req, args, domain) {
parent.parent.DispatchEvent(parent.CreateMeshDispatchTargets(device.meshid, [obj.dbNodeKey]), obj, event);
}
}
// Done changing the device
delete obj.deviceChanging;
});
}

12
meshcentral-config-schema.json
View File

@ -196,6 +196,16 @@
"ldapOptions": { "type": "object", "description": "LDAP options passed to ldapauth-fork" },
"agentInviteCodes": { "type": "boolean", "default": false, "description": "Enabled a feature where you can set one or more invitation codes in a device group. You can then give a invitation link to users who can use it to download the agent." },
"agentNoProxy": { "type": "boolean", "default": false, "description": "When enabled, all newly installed MeshAgents will be instructed to no use a HTTP/HTTPS proxy even if one is configured on the remote system" },
"agentTag": {
"type": "object",
"description": "This section is used to indicate if parts of the meshagent.tag file should be used to set server-side device properties.",
"additionalProperties": false,
"properties": {
"ServerName": { "type": "integer", "default": 0, "description": "Action taken if one of the lines in meshagent.tag contains ~ServerName:name. 0=Ignore, 1=Set." },
"ServerDesc": { "type": "integer", "default": 0, "description": "Action taken if one of the lines in meshagent.tag contains ~ServerDesc:desc. 0=Ignore, 1=Set, 2=SetIfEmpty." },
"ServerTags": { "type": "integer", "default": 0, "description": "Action taken if one of the lines in meshagent.tag contains ~ServerTags:tag1,tag2,tag3. 0=Ignore, 1=Set, 2=SetIfEmpty, 3=Append." }
}
},
"geoLocation": { "type": "boolean", "default": false, "description": "Enables the geo-location feature and device location map in the user interface, this feature is not being worked on." },
"novnc": { "type": "boolean", "default": true, "description": "When enabled, activates the built-in web-based noVNC client." },
"mstsc": { "type": "boolean", "default": false, "description": "When enabled, activates the built-in web-based RDP client." },
@ -204,7 +214,7 @@
"customUI": { "type": "object" },
"consentMessages": {
"type": "object",
"description": "This section is user to customize user consent prompts, these show up when asking if a remote session is allowed or not.",
"description": "This section is used to customize user consent prompts, these show up when asking if a remote session is allowed or not.",
"additionalProperties": false,
"properties": {
"Title": { "type": "string" },