benmangold/ffmpeg-service

a dockerized node.js service for encoding with ffmpeg

ffmpeg web service

A web service for converting audio files with ffmpeg

Node.js, Express, FFMPEG, Docker

Deployed Service

Deployed dev branch on a $5 Digital Ocean droplet (1 GB Memory / 25 GB Disk / SFO2 - Ubuntu Docker 18.06.1ce3 on 18.04)

157.230.129.167:3000

Continued Development

Task Board

API

POST /mp3 - Convert audio file in request body to mp3 and return result for download

POST /m4a - Convert audio file in request body to mp3 and return result for download

GET /, GET /readme - Web Service Readme

POST /mp3, POST /m4a

POST to /mp3 or /m4a using Postman or a Curl command:

Include audio file as binary in request body

Postman Ex:

https://www.dropbox.com/s/5exywmaj5o7cdn3/postMp3%20Postman%20Usage.png?dl=0

Curl Ex:

curl --request POST --data-binary "@file.wav" 127.0.0.1:3000/mp3 -o file.mp3

see test/curl_test.bash for an example use via bash script

Installation

Requires local Node and FFMPEG installation.

1. Install FFMPEG https://ffmpeg.org/download.html

2. Install node https://nodejs.org/en/download/ Using homebrew:

$ brew install node

Running Service Locally

Navigate to project directory and:

Install dependencies:

$ npm install

Start app:

$ node app.js

Run unit tests with Mocha:

$ npm run test

or

$ ./node_modules/.bin/mocha

Running Service in a Docker Container Locally

Requires Docker

Install Docker

https://www.docker.com

Build Docker Image from Dockerfile with a set image tag. ex: bm/ffmpeg

$ docker build -t <image>/<tag> .

Launch Docker Container from Docker Image, exposing port 49160

$ docker run -p 49160:3000 -d '<image>'/'<tag>'

Developing Service In Running Container via Docker-Compose

docker-compose up -d --build

docker ps # note <CONTAINER ID>

# enter bash prompt for docker container
docker exec -it <CONTAINER ID> /bin/bash

vi README.md # edit file in vi, ex. README.md

Deploying Service on Digital Ocean Droplet with Docker

$ - local machine
# - ssh-ed machine

I am using a 4GB RAM, 2 vCPU Droplet for test deployments I use the Digital Ocean Docker App Preset Droplet

Create your Droplet

SSH into your Droplet

$ ssh root@<droplet-ip>

Clone this repo

# git clone https://github.com/benmangold/ffmpeg-service.git

# cd ffmpeg-service

Build Docker Image from Dockerfile with a set image tag. ex: bm/ffmpeg

# docker build -t <image>/<tag> .

Launch Docker Container from Docker Image, exposing port 49160

# docker run -p 3000:3000 -d '<image>'/'<tag>'