Move from exec to execFile to avoid any potential security issues.

merge-requests/3/head
knotteye 2019-11-16 14:42:26 -06:00
parent ae016dd1b4
commit 93abcb0538
3 changed files with 13 additions and 4 deletions

7
package-lock.json generated
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@ -1,6 +1,6 @@
{
"name": "satyr",
"version": "0.3.2",
"version": "0.4.0",
"lockfileVersion": 1,
"requires": true,
"dependencies": {
@ -2857,6 +2857,11 @@
"resolved": "https://registry.npmjs.org/statuses/-/statuses-1.5.0.tgz",
"integrity": "sha1-Fhx9rBd2Wf2YEfQ3cfqZOBR4Yow="
},
"strftime": {
"version": "0.10.0",
"resolved": "https://registry.npmjs.org/strftime/-/strftime-0.10.0.tgz",
"integrity": "sha1-s/D6QZKVICpaKJ9ta+n0kJphcZM="
},
"string-width": {
"version": "1.0.2",
"resolved": "https://registry.npmjs.org/string-width/-/string-width-1.0.2.tgz",

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@ -26,6 +26,7 @@
"nunjucks": "^3.2.0",
"recursive-readdir": "^2.2.2",
"socket.io": "^2.3.0",
"strftime": "^0.10.0",
"toml": "^3.0.0"
},
"devDependencies": {

View File

@ -1,5 +1,6 @@
import * as NodeMediaServer from "node-media-server";
import { mkdir, fstat, access } from "fs";
import * as strf from "strftime";
import * as db from "./database";
const sleep = ms => new Promise(resolve => setTimeout(resolve, ms));
const { exec, execFile } = require('child_process');
@ -40,7 +41,7 @@ function init (mediaconfig: any, satyrconfig: any) {
console.log('[NodeMediaServer] Initiating recording for stream:',id);
mkdir(satyrconfig.directory+'/'+satyrconfig.publicEndpoint+'/'+results[0].username, { recursive : true }, (err) => {
if (err) throw err;
let subprocess = exec('ffmpeg -i rtmp://127.0.0.1:'+mediaconfig.rtmp.port+'/'+satyrconfig.publicEndpoint+'/'+results[0].username+' -vcodec copy -acodec copy '+satyrconfig.directory+'/'+satyrconfig.publicEndpoint+'/'+results[0].username+'/$(date +%d%b%Y-%H%M).mp4',{
let subprocess = execFile('/usr/bin/ffmpeg', ['-i', 'rtmp://127.0.0.1:'+mediaconfig.rtmp.port+'/'+satyrconfig.publicEndpoint+'/'+results[0].username, '-vcodec', 'copy', '-acodec', 'copy', satyrconfig.directory+'/'+satyrconfig.publicEndpoint+'/'+results[0].username+'/'+strf('%d%b%Y-%H%M')+'.mp4'], {
detached : true,
stdio : 'inherit'
});
@ -71,12 +72,14 @@ function init (mediaconfig: any, satyrconfig: any) {
db.query('select username from users where stream_key='+db.raw.escape(key)+' limit 1').then(async (results) => {
if(results[0]){
//push to rtmp
exec('ffmpeg -analyzeduration 0 -i rtmp://127.0.0.1:'+mediaconfig.rtmp.port+'/'+satyrconfig.privateEndpoint+'/'+key+' -vcodec copy -acodec copy -crf 18 -f flv rtmp://127.0.0.1:'+mediaconfig.rtmp.port+'/'+satyrconfig.publicEndpoint+'/'+results[0].username);
execFile('/usr/bin/ffmpeg', ['-analyzeduration', '0', '-i', 'rtmp://127.0.0.1:'+mediaconfig.rtmp.port+'/'+satyrconfig.privateEndpoint+'/'+key, '-vcodec', 'copy', '-acodec', 'copy', '-crf', '18', '-f', 'flv', 'rtmp://127.0.0.1:'+mediaconfig.rtmp.port+'/'+satyrconfig.publicEndpoint+'/'+results[0].username]);
//exec('ffmpeg -analyzeduration 0 -i rtmp://127.0.0.1:'+mediaconfig.rtmp.port+'/'+satyrconfig.privateEndpoint+'/'+key+' -vcodec copy -acodec copy -crf 18 -f flv rtmp://127.0.0.1:'+mediaconfig.rtmp.port+'/'+satyrconfig.publicEndpoint+'/'+results[0].username);
//push to mpd after making sure directory exists
mkdir(satyrconfig.directory+'/'+satyrconfig.publicEndpoint+'/'+results[0].username, { recursive : true }, (err) => {;});
sleep(5000).then( () => {
//wait for stream to initialize, but i'm not happy about this
exec('ffmpeg -y -i rtmp://127.0.0.1:'+mediaconfig.rtmp.port+'/'+satyrconfig.privateEndpoint+'/'+key+' -map 0:2 -map 0:2 -map 0:2 -map 0:1 -c:a copy -c:v:0 copy -c:v:1 libx264 -c:v:2 libx264 -crf:1 33 -crf:2 40 -b:v:1 3000K -b:v:2 1500K -remove_at_exit 1 -seg_duration 1 -window_size 30 -f dash '+satyrconfig.directory+'/'+satyrconfig.publicEndpoint+'/'+results[0].username+'/index.mpd');
execFile('/usr/bin/ffmpeg', ['-y', '-i', 'rtmp://127.0.0.1:'+mediaconfig.rtmp.port+'/'+satyrconfig.privateEndpoint+'/'+key, '-map', '0:2', '-map', '0:2', '-map', '0:2', '-map', '0:1', '-c:a', 'copy', '-c:v:0', 'copy', '-c:v:1', 'libx264', '-c:v:2', 'libx264', '-crf:1', '33', '-crf:2', '40', '-b:v:1', '3000K', '-b:v:2', '1500K', '-remove_at_exit', '1', '-seg_duration', '1', '-window_size', '30', '-f', 'dash', satyrconfig.directory+'/'+satyrconfig.publicEndpoint+'/'+results[0].username+'/index.mpd']);
//exec('ffmpeg -y -i rtmp://127.0.0.1:'+mediaconfig.rtmp.port+'/'+satyrconfig.privateEndpoint+'/'+key+' -map 0:2 -map 0:2 -map 0:2 -map 0:1 -c:a copy -c:v:0 copy -c:v:1 libx264 -c:v:2 libx264 -crf:1 33 -crf:2 40 -b:v:1 3000K -b:v:2 1500K -remove_at_exit 1 -seg_duration 1 -window_size 30 -f dash '+satyrconfig.directory+'/'+satyrconfig.publicEndpoint+'/'+results[0].username+'/index.mpd');
});
//switch to execFile at some point, it's safer
//execFile('/usr/bin/ffmpeg',['-analyzeduration 0', '-i rtmp://127.0.0.1:'+mediaconfig.rtmp.port+'/'+satyrconfig.privateEndpoint+'/'+key, '-vcodec copy', '-acodec copy', '-crf 18', '-f flv', 'rtmp://127.0.0.1:'+mediaconfig.rtmp.port+'/'+satyrconfig.publicEndpoint+'/'+results[0].username]);