3.12 Exercise 3 - Docker volumes and ports

• Simple BLAST web application. Including mount/volume and port. Description below

Answer

Example Dockerfile

FROM debian:stretch

# File Author / Maintainer
MAINTAINER Toni Hermoso Pulido <toni.hermoso@crg.eu>

ARG BLAST_VERSION=2.10.1

RUN apt-get update; apt-get install -y curl;

RUN cd /usr/local; curl --fail --silent --show-error --location --remote-name ftp://ftp.ncbi.nlm.nih.gov/blast/executables/blast+/${BLAST_VERSION}/ncbi-blast-${BLAST_VERSION}+-x64-linux.tar.gz
RUN cd /usr/local; tar zxf ncbi-blast-${BLAST_VERSION}+-x64-linux.tar.gz; rm ncbi-blast-${BLAST_VERSION}+-x64-linux.tar.gz
RUN cd /usr/local/bin; ln -s /usr/local/ncbi-blast-${BLAST_VERSION}+/bin/* .

# Default location of BLAST databases
VOLUME /blastdb
ENV BLASTDB /blastdb

# Now adding web stuff
RUN apt-get install -y php-cli

RUN mkdir /wwww
WORKDIR /wwww

COPY index.php .

# Clean cache
RUN apt-get clean
RUN set -x; rm -rf /var/lib/apt/lists/*

EXPOSE 8081
ENTRYPOINT ["php", "-S", "0.0.0.0:8081"]

docker run -d -v $HOME/db:/blastdb -p 80:8081 --name myblast blastwww

Example query from the browser:

http://mymachine-address-here/?id=O75976

• Push resulting image to Docker Hub