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# Build a docker image from latest YaCy sources on Alpine Linux
# Base image : latest stable official jdk image from Docker based on Alpine Linux
FROM java:alpine
# trace java version
RUN java -version
# Install needed packages not in base image
RUN apk update && \
apk add --no-cache curl
# set current working dir
WORKDIR /tmp
# --- Begin of apache ant install : from binary distribution because ant is not in alpine packages
# set ant version once in a environment variable
ENV ANT_VERSION 1.9.7
# All in one step to reduce image size growth :
# - add gnupg package
# - get ant binary file from a mirror and PGP file signature from main repository
# - import gpg keys from main repository and verify binary file signature
# - extract binary, make /opt directory, move extracted ant to /opt/ant
# - remove archive and gnupg package
RUN apk update && \
apk add --no-cache gnupg && \
curl -fSL http://www.eu.apache.org/dist//ant/binaries/apache-ant-${ANT_VERSION}-bin.tar.gz -o apache-ant-${ANT_VERSION}-bin.tar.gz && \
curl -fSL https://www.apache.org/dist/ant/binaries/apache-ant-${ANT_VERSION}-bin.tar.gz.asc -o apache-ant-${ANT_VERSION}-bin.tar.gz.asc && \
curl -fSL https://www.apache.org/dist/ant/KEYS | gpg --import && \
gpg --verify apache-ant-${ANT_VERSION}-bin.tar.gz.asc && \
tar xzf apache-ant-${ANT_VERSION}-bin.tar.gz && \
mkdir /opt && \
mv apache-ant-${ANT_VERSION} /opt/ant && \
rm -f apache-ant-${ANT_VERSION}-bin.tar.gz && \
apk del gnupg
# set ant required environment variables
ENV ANT_HOME /opt/ant
ENV PATH ${PATH}:/opt/ant/bin
# --- End of apache ant install
# set current working dir
WORKDIR /opt
# clone main YaCy git repository (we need to clone git repository to generate correct version when building from source)
# add and delete git package within this same step to avoid image size growth
RUN apk update && \
apk add --no-cache git && \
git clone https://github.com/yacy/yacy_search_server.git && \
apk del git
# trace content of source directory
RUN ls -la /opt/yacy_search_server
# set current working dir
WORKDIR /opt/yacy_search_server
# Compile with ant
RUN ant compile
# Set initial admin password : "docker" (encoded with custom yacy md5 function net.yacy.cora.order.Digest.encodeMD5Hex())
RUN sed -i "/adminAccountBase64MD5=/c\adminAccountBase64MD5=MD5:e672161ffdce91be4678605f4f4e6786" /opt/yacy_search_server/defaults/yacy.init
# Create user and group yacy : this user will be used to run YaCy main process
RUN addgroup yacy && adduser -S -G yacy -H -D yacy
# Set ownership of yacy install directory to yacy user/group
RUN chown yacy:yacy -R /opt/yacy_search_server
# make some cleaning to reduce image size
RUN rm -rf .git && \
rm -rf /opt/ant
# Expose port 8090
EXPOSE 8090
# Set data volume : yacy data and configuration will persist aven after container stop or destruction
VOLUME ["/opt/yacy_search_server/DATA"]
# Next commands run as yacy as non-root user for improved security
USER yacy
# Start yacy in debug mode (-d) to display console logs and to wait for yacy process
CMD sh /opt/yacy_search_server/startYACY.sh -d
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