README.md

Apache Nutch wtih MongoDB as backend

Based on official Apache Nutch release (current Nutch version is 2.3.1).

Supported tags and respective Dockerfile links

• alpine, latest (Dockerfile)

Used technologies

• Nutch 2.3.1
• OpenJDK 8
• Gora 0.6.1
• Gora MongoDB 0.6.1

Start Nutch in development mode

Use docker-compose.yml file to run MongoDB and Apache Nutch

docker-compose up -d
docker-compose logs -f nutch

Start Nutch in production mode

• Create youw own Dockerfile

FROM pure/nutch-mongo:alpine

ADD urls/ /urls/
ADD conf/ /nutch/conf/

• Create your own configuration files and seed list
  • urls/seeds.txt - file containing URLs to crawl
  • conf/gora.properties - set MongoDB credentials and database name
  • conf/nutch-site.xml - tune your own crawler parametrs
  • conf/regex-urlfilter.txt - set Regular Expressions for your URLS to crawl
• Build your own docker image:

docker build -t my-nutch .

• Run your own Nutch with desired count of iterations:

docker run \
    -d
    -e ITERATIONS=5 \
    --name my-crawler \
    my-nutch

• Check logs

docker logs -f my-nutch