Shinobi/cron.js

564 lines
21 KiB
JavaScript

process.on('uncaughtException', function (err) {
console.error('uncaughtException',err);
});
var fs = require('fs');
var path = require('path');
var knex = require('knex');
var moment = require('moment');
var exec = require('child_process').exec;
var spawn = require('child_process').spawn;
var config=require('./conf.json');
//set option defaults
s={
utcOffset : moment().utcOffset()
};
if(config.cron===undefined)config.cron={};
if(config.cron.deleteOld===undefined)config.cron.deleteOld=true;
if(config.cron.deleteOrphans===undefined)config.cron.deleteOrphans=false;
if(config.cron.deleteNoVideo===undefined)config.cron.deleteNoVideo=true;
if(config.cron.deleteNoVideoRecursion===undefined)config.cron.deleteNoVideoRecursion=false;
if(config.cron.deleteOverMax===undefined)config.cron.deleteOverMax=true;
if(config.cron.deleteLogs===undefined)config.cron.deleteLogs=true;
if(config.cron.deleteEvents===undefined)config.cron.deleteEvents=true;
if(config.cron.deleteFileBins===undefined)config.cron.deleteFileBins=true;
if(config.cron.interval===undefined)config.cron.interval=1;
if(config.databaseType===undefined){config.databaseType='mysql'}
if(config.databaseLogs===undefined){config.databaseLogs=false}
if(config.useUTC===undefined){config.useUTC=false}
if(config.debugLog===undefined){config.debugLog=false}
if(!config.ip||config.ip===''||config.ip.indexOf('0.0.0.0')>-1)config.ip='localhost';
if(!config.videosDir)config.videosDir=__dirname+'/videos/';
if(!config.binDir){config.binDir=__dirname+'/fileBin/'}
if(!config.addStorage){config.addStorage=[]}
// Database Connection
var databaseOptions = {
client: config.databaseType,
connection: config.db,
}
if(databaseOptions.client.indexOf('sqlite')>-1){
databaseOptions.client = 'sqlite3';
databaseOptions.useNullAsDefault = true;
}
if(databaseOptions.client === 'sqlite3' && databaseOptions.connection.filename === undefined){
databaseOptions.connection.filename = __dirname+"/shinobi.sqlite"
}
s.databaseEngine = knex(databaseOptions)
s.sqlDate = function(value){
var dateQueryFunction = ''
if(databaseOptions.client === 'sqlite3'){
value = value.toLowerCase()
if (value.slice(-1) !== 's') {
value = value+'s'
}
dateQueryFunction = "datetime('now', '-"+value+"')"
}else{
value = value.toUpperCase()
if (value.slice(-1) === 'S') {
value = value.slice(0, -1);
}
dateQueryFunction = "DATE_SUB(NOW(), INTERVAL "+value+")"
}
return dateQueryFunction
}
s.mergeQueryValues = function(query,values){
if(!values){values=[]}
var valuesNotFunction = true;
if(typeof values === 'function'){
var values = [];
valuesNotFunction = false;
}
if(values&&valuesNotFunction){
var splitQuery = query.split('?')
var newQuery = ''
splitQuery.forEach(function(v,n){
newQuery += v
var value = values[n]
if(value){
if(isNaN(value) || value instanceof Date){
newQuery += "'"+value+"'"
}else{
newQuery += value
}
}
})
}else{
newQuery = query
}
return newQuery
}
s.stringToSqlTime = function(value){
newValue = new Date(value.replace('T',' '))
return newValue
}
s.sqlQuery = function(query,values,onMoveOn){
if(!values){values=[]}
if(typeof values === 'function'){
var onMoveOn = values;
var values = [];
}
if(!onMoveOn){onMoveOn=function(){}}
var mergedQuery = s.mergeQueryValues(query,values)
s.debugLog('s.sqlQuery QUERY',mergedQuery)
return s.databaseEngine
.raw(query,values)
.asCallback(function(err,r){
if(err){
console.log('s.sqlQuery QUERY ERRORED',query)
console.log('s.sqlQuery ERROR',err)
}
if(onMoveOn && typeof onMoveOn === 'function'){
switch(databaseOptions.client){
case'sqlite3':
if(!r)r=[]
break;
default:
if(r)r=r[0]
break;
}
onMoveOn(err,r)
}
})
}
s.debugLog = function(arg1,arg2){
if(config.debugLog === true){
if(!arg2)arg2 = ''
console.log(arg1,arg2)
}
}
//containers
s.overlapLock={};
s.alreadyDeletedRowsWithNoVideosOnStart={};
//functions
s.checkCorrectPathEnding=function(x){
var length=x.length
if(x.charAt(length-1)!=='/'){
x=x+'/'
}
return x.replace('__DIR__',__dirname)
}
s.dir={
videos:s.checkCorrectPathEnding(config.videosDir),
fileBin:s.checkCorrectPathEnding(config.binDir),
addStorage:config.addStorage,
};
s.moment=function(e,x){
if(!e){e=new Date};if(!x){x='YYYY-MM-DDTHH-mm-ss'};
return moment(e).format(x);
}
s.utcToLocal = function(time){
return moment.utc(time).utcOffset(s.utcOffset).format()
}
s.localToUtc = function(time){
return moment(time).utc()
}
s.nameToTime=function(x){x=x.replace('.webm','').replace('.mp4','').split('T'),x[1]=x[1].replace(/-/g,':');x=x.join(' ');return x;}
io = require('socket.io-client')('ws://'+config.ip+':'+config.port);//connect to master
s.cx=function(x){x.cronKey=config.cron.key;return io.emit('cron',x)}
//emulate master socket emitter
s.tx=function(x,y){s.cx({f:'s.tx',data:x,to:y})}
s.deleteVideo=function(x){s.cx({f:'s.deleteVideo',file:x})}
//Cron Job
s.cx({f:'init',time:moment()})
s.getVideoDirectory=function(e){
if(e.mid&&!e.id){e.id=e.mid};
if(e.details&&(e.details instanceof Object)===false){
try{e.details=JSON.parse(e.details)}catch(err){}
}
if(e.details.dir&&e.details.dir!==''){
return s.checkCorrectPathEnding(e.details.dir)+e.ke+'/'+e.id+'/'
}else{
return s.dir.videos+e.ke+'/'+e.id+'/';
}
}
s.getFileBinDirectory=function(e){
if(e.mid&&!e.id){e.id=e.mid};
return s.dir.fileBin+e.ke+'/'+e.id+'/';
}
//filters set by the user in their dashboard
//deleting old videos is part of the filter - config.cron.deleteOld
s.checkFilterRules=function(v,callback){
//filters
if(!v.d.filters||v.d.filters==''){
v.d.filters={};
}
//delete old videos with filter
if(config.cron.deleteOld===true){
var where = [{
"p1":"end",
"p2":"<",
"p3":s.sqlDate(v.d.days+" DAYS"),
"p3_type":"function",
}]
//exclude monitors with their own max days
v.monitorsWithMaxKeepDays.forEach(function(mid){
where.push({
"p1":"mid",
"p2":"!=",
"p3":mid,
})
})
v.d.filters.deleteOldVideosByCron={
"id":"deleteOldVideosByCron",
"name":"deleteOldVideosByCron",
"sort_by":"time",
"sort_by_direction":"ASC",
"limit":"",
"enabled":"1",
"archive":"0",
"email":"0",
"delete":"1",
"execute":"",
"where":where
};
}
s.debugLog('Filters')
var keys = Object.keys(v.d.filters)
if(keys.length>0){
keys.forEach(function(m,current){
// b = filter
var b = v.d.filters[m];
s.debugLog(b)
if(b.enabled==="1"){
b.ar=[v.ke];
b.sql=[];
b.where.forEach(function(j,k){
if(j.p1==='ke'){j.p3=v.ke}
switch(j.p3_type){
case'function':
b.sql.push(j.p1+' '+j.p2+' '+j.p3)
break;
default:
b.sql.push(j.p1+' '+j.p2+' ?')
b.ar.push(j.p3)
break;
}
})
b.sql='WHERE ke=? AND status != 0 AND details NOT LIKE \'%"archived":"1"%\' AND ('+b.sql.join(' AND ')+')';
if(b.sort_by&&b.sort_by!==''){
b.sql+=' ORDER BY `'+b.sort_by+'` '+b.sort_by_direction
}
if(b.limit&&b.limit!==''){
b.sql+=' LIMIT '+b.limit
}
s.sqlQuery('SELECT * FROM Videos '+b.sql,b.ar,function(err,r){
if(r&&r[0]){
if(r.length > 0 || config.debugLog === true){
s.cx({f:'filterMatch',msg:r.length+' SQL rows match "'+m+'"',ke:v.ke,time:moment()})
}
b.cx={
f:'filters',
name:b.name,
videos:r,
time:moment(),
ke:v.ke,
id:b.id
};
if(b.archive==="1"){
s.cx({f:'filters',ff:'archive',videos:r,time:moment(),ke:v.ke,id:b.id});
}else if(b.delete==="1"){
s.cx({f:'filters',ff:'delete',videos:r,time:moment(),ke:v.ke,id:b.id});
}
if(b.email==="1"){
b.cx.ff='email';
b.cx.delete=b.delete;
b.cx.mail=v.mail;
b.cx.execute=b.execute;
b.cx.query=b.sql;
s.cx(b.cx);
}
if(b.execute&&b.execute!==""){
s.cx({f:'filters',ff:'execute',execute:b.execute,time:moment()});
}
}
})
}
if(current===keys.length-1){
//last filter
callback()
}
})
}else{
//no filters
callback()
}
}
//database rows with no videos in the filesystem
s.deleteRowsWithNoVideo=function(v,callback){
if(
config.cron.deleteNoVideo===true&&(
config.cron.deleteNoVideoRecursion===true||
(config.cron.deleteNoVideoRecursion===false&&!s.alreadyDeletedRowsWithNoVideosOnStart[v.ke])
)
){
s.alreadyDeletedRowsWithNoVideosOnStart[v.ke]=true;
es={};
s.sqlQuery('SELECT * FROM Videos WHERE ke=? AND status!=0 AND details NOT LIKE \'%"archived":"1"%\' AND time < '+s.sqlDate('10 MINUTE'),[v.ke],function(err,evs){
if(evs&&evs[0]){
es.del=[];es.ar=[v.ke];
evs.forEach(function(ev){
var filename
var details
try{
details = JSON.parse(ev.details)
}catch(err){
if(details instanceof Object){
details = ev.details
}else{
details = {}
}
}
var dir = s.getVideoDirectory(ev)
if(details.isUTC === true){
filename = s.localToUtc(ev.time).format('YYYY-MM-DDTHH-mm-ss')+'.'+ev.ext
}else{
filename = s.moment(ev.time)+'.'+ev.ext
}
fileExists = fs.existsSync(dir+filename)
if(fileExists !== true){
s.deleteVideo(ev)
s.tx({f:'video_delete',filename:filename+'.'+ev.ext,mid:ev.mid,ke:ev.ke,time:ev.time,end:s.moment(new Date,'YYYY-MM-DD HH:mm:ss')},'GRP_'+ev.ke);
}
});
if(es.del.length>0 || config.debugLog === true){
s.cx({f:'deleteNoVideo',msg:es.del.length+' SQL rows with no file deleted',ke:v.ke,time:moment()})
}
}
setTimeout(function(){
callback()
},3000)
})
}else{
callback()
}
}
//info about what the application is doing
s.deleteOldLogs=function(v,callback){
if(!v.d.log_days||v.d.log_days==''){v.d.log_days=10}else{v.d.log_days=parseFloat(v.d.log_days)};
if(config.cron.deleteLogs===true&&v.d.log_days!==0){
s.sqlQuery("DELETE FROM Logs WHERE ke=? AND `time` < "+s.sqlDate('? DAYS'),[v.ke,v.d.log_days],function(err,rrr){
callback()
if(err)return console.error(err);
if(rrr.affectedRows && rrr.affectedRows.length>0 || config.debugLog === true){
s.cx({f:'deleteLogs',msg:(rrr.affectedRows || 0)+' SQL rows older than '+v.d.log_days+' days deleted',ke:v.ke,time:moment()})
}
})
}else{
callback()
}
}
//events - motion, object, etc. detections
s.deleteOldEvents=function(v,callback){
if(!v.d.event_days||v.d.event_days==''){v.d.event_days=10}else{v.d.event_days=parseFloat(v.d.event_days)};
if(config.cron.deleteEvents===true&&v.d.event_days!==0){
s.sqlQuery("DELETE FROM Events WHERE ke=? AND `time` < "+s.sqlDate('? DAYS'),[v.ke,v.d.event_days],function(err,rrr){
callback()
if(err)return console.error(err);
if(rrr.affectedRows && rrr.affectedRows.length>0 || config.debugLog === true){
s.cx({f:'deleteEvents',msg:(rrr.affectedRows || 0)+' SQL rows older than '+v.d.event_days+' days deleted',ke:v.ke,time:moment()})
}
})
}else{
callback()
}
}
//check for temporary files (special archive)
s.deleteOldFileBins=function(v,callback){
if(!v.d.fileBin_days||v.d.fileBin_days==''){v.d.fileBin_days=10}else{v.d.fileBin_days=parseFloat(v.d.fileBin_days)};
if(config.cron.deleteFileBins===true&&v.d.fileBin_days!==0){
var fileBinQuery = " FROM Files WHERE ke=? AND `time` < "+s.sqlDate('? DAYS');
s.sqlQuery("SELECT *"+fileBinQuery,[v.ke,v.d.fileBin_days],function(err,files){
if(files&&files[0]){
//delete the files
files.forEach(function(file){
fs.unlink(s.getFileBinDirectory(file)+file.name,function(err){
// if(err)console.error(err)
})
})
//delete the database rows
s.sqlQuery("DELETE"+fileBinQuery,[v.ke,v.d.fileBin_days],function(err,rrr){
callback()
if(err)return console.error(err);
if(rrr.affectedRows && rrr.affectedRows.length>0 || config.debugLog === true){
s.cx({f:'deleteFileBins',msg:(rrr.affectedRows || 0)+' files older than '+v.d.fileBin_days+' days deleted',ke:v.ke,time:moment()})
}
})
}else{
callback()
}
})
}else{
callback()
}
}
//check for files with no database row
s.checkForOrphanedFiles=function(v,callback){
if(config.cron.deleteOrphans===true){
var finish=function(count){
if(count>0 || config.debugLog === true){
s.cx({f:'deleteOrphanedFiles',msg:count+' SQL rows with no database row deleted',ke:v.ke,time:moment()})
}
callback()
}
e={};
var numberOfItems = 0;
s.sqlQuery('SELECT * FROM Monitors WHERE ke=?',[v.ke],function(arr,b) {
if(b&&b[0]){
b.forEach(function(mon,m){
fs.readdir(s.getVideoDirectory(mon), function(err, items) {
e.query=[];
e.filesFound=[mon.ke,mon.mid];
numberOfItems+=items.length;
if(items&&items.length>0){
items.forEach(function(v,n){
e.query.push('time=?')
e.filesFound.push(s.nameToTime(v))
})
s.sqlQuery('SELECT * FROM Videos WHERE ke=? AND mid=? AND ('+e.query.join(' OR ')+')',e.filesFound,function(arr,r) {
if(!r){r=[]};
e.foundSQLrows=[];
r.forEach(function(v,n){
v.index=e.filesFound.indexOf(s.moment(v.time,'YYYY-MM-DD HH:mm:ss'));
if(v.index>-1){
delete(items[v.index-2]);
}
});
items.forEach(function(v,n){
if(v&&v!==null){
exec('rm '+s.getVideoDirectory(mon)+v);
}
if(m===b.length-1&&n===items.length-1){
finish(numberOfItems)
}
})
})
}else{
if(m===b.length-1){
finish(numberOfItems)
}
}
})
});
}else{
finish(numberOfItems)
}
});
}else{
callback()
}
}
//user processing function
s.processUser = function(number,rows){
var v = rows[number];
if(!v){
//no user object given
return
}
s.debugLog(v)
if(!s.alreadyDeletedRowsWithNoVideosOnStart[v.ke]){
s.alreadyDeletedRowsWithNoVideosOnStart[v.ke]=false;
}
if(!s.overlapLock[v.ke]){
// set overlap lock
s.overlapLock[v.ke]=true;
//set permissions
v.d=JSON.parse(v.details);
//size
if(!v.d.size||v.d.size==''){v.d.size=10000}else{v.d.size=parseFloat(v.d.size)};
//days to keep videos
if(!v.d.days||v.d.days==''){v.d.days=5}else{v.d.days=parseFloat(v.d.days)};
s.sqlQuery('SELECT * FROM Monitors WHERE ke=?', [v.ke], function(err,rr) {
if(!v.d.filters||v.d.filters==''){
v.d.filters={};
}
v.monitorsWithMaxKeepDays = []
rr.forEach(function(b,m){
b.details=JSON.parse(b.details);
if(b.details.max_keep_days&&b.details.max_keep_days!==''){
v.monitorsWithMaxKeepDays.push(b.mid)
v.d.filters['deleteOldVideosByCron'+b.mid]={
"id":'deleteOldVideosByCron'+b.mid,
"name":'deleteOldVideosByCron'+b.mid,
"sort_by":"time",
"sort_by_direction":"ASC",
"limit":"",
"enabled":"1",
"archive":"0",
"email":"0",
"delete":"1",
"execute":"",
"where":[{
"p1":"mid",
"p2":"=",
"p3":b.mid
},{
"p1":"end",
"p2":"<",
"p3":s.sqlDate(b.details.max_keep_days+" DAYS"),
"p3_type":"function",
}]
};
}
})
s.deleteOldLogs(v,function(){
s.debugLog('--- deleteOldLogs Complete')
s.deleteOldFileBins(v,function(){
s.debugLog('--- deleteOldFileBins Complete')
s.deleteOldEvents(v,function(){
s.debugLog('--- deleteOldEvents Complete')
s.checkFilterRules(v,function(){
s.debugLog('--- checkFilterRules Complete')
s.deleteRowsWithNoVideo(v,function(){
s.debugLog('--- deleteRowsWithNoVideo Complete')
s.checkForOrphanedFiles(v,function(){
s.debugLog('--- checkForOrphanedFiles Complete')
//done user, unlock current, and do next
s.overlapLock[v.ke]=false;
s.processUser(number+1,rows)
})
})
})
})
})
})
})
}else{
s.processUser(number+1,rows)
}
}
//recursive function
s.cron=function(){
x={};
s.cx({f:'start',time:moment()})
s.sqlQuery('SELECT ke,uid,details,mail FROM Users WHERE details NOT LIKE \'%"sub"%\'', function(err,rows) {
if(err){
console.error(err)
}
if(rows&&rows[0]){
s.processUser(0,rows)
}
})
s.timeout=setTimeout(function(){
s.cron();
},parseFloat(config.cron.interval)*60000*60)
}
s.cron();
//socket commander
io.on('f',function(d){
switch(d.f){
case'start':case'restart':
clearTimeout(s.timeout);
s.cron();
break;
case'stop':
clearTimeout(s.timeout);
break;
}
})
console.log('Shinobi : cron.js started')