-
Notifications
You must be signed in to change notification settings - Fork 5
/
filedist.js
255 lines (238 loc) · 10.4 KB
/
filedist.js
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
/**
* @description MeshCentral File Distribution Plugin
* @author Ryan Blenis
* @copyright
* @license Apache-2.0
*/
"use strict";
module.exports.filedist = function (parent) {
var obj = {};
obj.parent = parent; // keep a reference to the parent
obj.meshServer = parent.parent;
obj.debug = obj.meshServer.debug;
obj.db = null;
obj.VIEWS = __dirname + '/views/';
obj.path = require('path');
obj.intervalTimer = null;
obj.exports = [
'onDeviceRefreshEnd',
'mapData'
];
var PLUGIN_L = 'filedist';
var PLUGIN_C = 'FileDist';
obj.sendAllMaps = function(comp, maps) {
const command = {
action: 'plugin',
plugin: 'filedist',
pluginaction: 'setMaps',
maps: maps
};
try {
obj.debug('PLUGIN', PLUGIN_C, 'Sending file maps to ' + comp);
obj.meshServer.webserver.wsagents[comp].send(JSON.stringify(command));
} catch (e) {
obj.debug('PLUGIN', PLUGIN_C, 'Could not send file maps to ' + comp);
}
};
obj.sendMap = function(comp, map) {
const command = {
action: 'plugin',
plugin: 'filedist',
pluginaction: 'addMap',
map: map
};
try {
obj.debug('PLUGIN', PLUGIN_C, 'Sending file map to ' + comp);
obj.meshServer.webserver.wsagents[comp].send(JSON.stringify(command));
} catch (e) {
obj.debug('PLUGIN', PLUGIN_C, 'Could not send file map to ' + comp);
}
};
obj.hook_agentCoreIsStable = function(myparent, gp) { // check for remaps when an agent logs in
obj.db.getFileMapsForNode(myparent.dbNodeKey)
.then((maps) => {
if (maps.length) {
obj.sendAllMaps(myparent.dbNodeKey, maps);
}
})
};
obj.checkFileSizes = function() {
// check files to see if they've changed for linked maps
var onlineAgents = Object.keys(obj.meshServer.webserver.wsagents);
var checked = [];
obj.db.getServerFiles()
.then((maps) => {
if (maps.length) {
maps.forEach(function(m) {
//console.log('about to check', m.serverpath);
if (checked.indexOf(m.serverpath) == -1) {
//console.log('actually checking', m.serverpath);
var path = obj.getServerFilePath(m.serverpath).fullpath;
var sz = 0;
try {
var fs = require('fs');
sz = fs.statSync(path).size;
} catch (e) {
sz = null;
}
if (m.filesize != sz) {
//console.log('update filesize for records and re-send maps to nodes', m.filesize, sz)
obj.db.updateMany({ type: 'map', serverpath: m.serverpath }, { filesize: sz })
.then(() => {
// get nodes to send updates to... only online nodes, because offline ones will get new maps when they come online
obj.db.getNodesForServerPath(m.serverpath, onlineAgents)
.then((maps) => {
if (maps.length) {
maps.forEach(function(ma) {
//console.log('file changed. sending to node');
obj.sendMap(ma.node, ma);
});
}
});
})
}
checked.push(m.serverpath);
}
})
}
})
};
obj.resetQueueTimer = function() {
clearTimeout(obj.intervalTimer);
obj.intervalTimer = setInterval(obj.checkFileSizes, 1 * 60 * 1000 * 20); // every 20 minutes
};
obj.server_startup = function() {
obj.meshServer.pluginHandler.filedist_db = require (__dirname + '/db.js').CreateDB(obj.meshServer);
obj.db = obj.meshServer.pluginHandler.filedist_db;
obj.resetQueueTimer();
};
obj.onDeviceRefreshEnd = function() {
pluginHandler.registerPluginTab({
tabTitle: 'File Distribution ',
tabId: 'pluginFileDist'
});
QA('pluginFileDist', '<iframe id="pluginIframeFileDist" style="width: 100%; height: 800px;" scrolling="no" frameBorder=0 src="/pluginadmin.ashx?pin=filedist&user=1&node='+ currentNode._id +'" />');
};
obj.mapData = function (message) {
if (typeof pluginHandler.filedist.loadMaps == 'function') pluginHandler.filedist.loadMaps(message);
};
obj.handleAdminReq = function(req, res, user) {
if ((user.siteadmin & 0xFFFFFFFF) == 1 && req.query.admin == 1)
{
// admin wants admin, grant
var vars = {};
res.render(obj.VIEWS + 'admin', vars);
return;
} else if (req.query.admin == 1 && (user.siteadmin & 0xFFFFFFFF) == 0) {
// regular user wants admin
res.sendStatus(401);
return;
} else if (req.query.user == 1) {
// regular user wants regular access, grant
var vars = {};
// default user view (file maps)
vars.filemaps = 'null';
obj.db.getFileMapsForNode(req.query.node)
.then(maps => {
vars.filemaps = JSON.stringify(maps);
res.render(obj.VIEWS + 'user', vars);
});
return;
} else if (req.query.include == 1) {
switch (req.query.path.split('/').pop().split('.').pop()) {
case 'css': res.contentType('text/css'); break;
case 'js': res.contentType('text/javascript'); break;
}
res.sendFile(__dirname + '/includes/' + req.query.path); // don't freak out. Express covers any path issues.
return;
}
res.sendStatus(401);
return;
};
obj.getServerFilePath = function (path) {
var splitpath = path.split('/'), serverpath = obj.meshServer.path.join(obj.meshServer.filespath, 'domain'), filename = '';
var objid = splitpath[0] + '/' + splitpath[1] + '/' + splitpath[2];
if (splitpath[1] != '') { serverpath += '-' + splitpath[1]; } // Add the domain if needed
serverpath += ('/' + splitpath[0] + '-' + splitpath[2]);
for (var i = 3; i < splitpath.length; i++) { if (obj.meshServer.common.IsFilenameValid(splitpath[i]) == true) { serverpath += '/' + splitpath[i]; filename = splitpath[i]; } else { return null; } } // Check that each folder is correct
return { fullpath: obj.meshServer.path.resolve(obj.meshServer.filespath, serverpath), path: serverpath, name: filename };
};
obj.sendFile = function(comp, serverpath, clientpath, size) {
const command = {
action: 'plugin',
plugin: PLUGIN_L,
pluginaction: 'sendFile',
clientpath: clientpath
};
var realPath = obj.getServerFilePath(serverpath);
try {
obj.debug('PLUGIN', PLUGIN_C, 'Sending file to ' + comp);
var fs = require('fs');
var path = realPath.fullpath;
try {
fs.statSync(path);
var readStream = fs.createReadStream(path, { encoding: "hex" });
readStream.on('data', function (chunk) {
command.data = chunk;
obj.meshServer.webserver.wsagents[comp].send(JSON.stringify(command));
})
readStream.on('end', function (chunk) {
command.data = 'END';
obj.meshServer.webserver.wsagents[comp].send(JSON.stringify(command));
})
} catch (e) {
obj.debug('PLUGIN', PLUGIN_C, 'Could not send file (' + serverpath + ') to ' + comp + '. File may be missing. Info: ' + e.stack);
}
} catch (e) {
obj.debug('PLUGIN', PLUGIN_C, 'Could not send file to ' + comp + e.stack);
}
};
obj.updateFrontEnd = async function(ids){
if (ids.maps != null) {
obj.db.getFileMapsForNode(ids.nodeId)
.then((nodeMaps) => {
var targets = ['*', 'server-users'];
obj.meshServer.DispatchEvent(targets, obj, { nolog: true, action: 'plugin', plugin: PLUGIN_L, pluginaction: 'mapData', nodeId: ids.nodeId, mapData: nodeMaps });
});
}
};
obj.serveraction = function(command, myparent, grandparent) {
switch (command.pluginaction) {
case 'addFileMap':
var realPath = obj.getServerFilePath(command.spath);
var sz = 0;
try {
var fs = require('fs');
sz = fs.statSync(realPath.fullpath).size;
} catch (e) {
sz = null;
}
obj.db.addFileMap(command.currentNodeId, command.spath, command.cpath, sz)
.then(() => obj.updateFrontEnd({ maps: true, nodeId: command.currentNodeId }))
.then(() => {
obj.sendMap(command.currentNodeId, { clientpath: command.cpath, filesize: sz });
})
.catch(e => console.log('PLUGIN: FileDistribution: Unable to send map'))
break;
case 'deleteMap':
obj.db.delete(command.id)
.then(() => {
obj.updateFrontEnd( { maps: true, nodeId: command.currentNodeId } );
})
.catch(e => console.log('PLUGIN: FileDistribution: Unable to delete map'))
break;
case 'fetchFile':
obj.db.findFileForNode(myparent.dbNodeKey, command.clientpath)
.then(maps => {
var map = maps[0];
obj.sendFile(map.node, map.serverpath, map.clientpath, map.filesize);
})
.catch(e => console.log('PLUGIN: FileDistribution: Could not complete fetchFile', e.stack))
break;
default:
console.log('PLUGIN: FileDistribution: unknown action');
break;
}
};
return obj;
}