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| FROM alpine:3.4 | |
| # ensure local python is preferred over distribution python | |
| ENV PATH /usr/local/bin:$PATH | |
| # http://bugs.python.org/issue19846 | |
| # > At the moment, setting "LANG=C" on a Linux system *fundamentally breaks Python 3*, and that's not OK. | |
| ENV LANG C.UTF-8 | |
| # install ca-certificates so that HTTPS works consistently | |
| # the other runtime dependencies for Python are installed later | |
| RUN apk add --no-cache ca-certificates | |
| ENV GPG_KEY C01E1CAD5EA2C4F0B8E3571504C367C218ADD4FF | |
| ENV PYTHON_VERSION 2.7.13 | |
| # if this is called "PIP_VERSION", pip explodes with "ValueError: invalid truth value '<VERSION>'" | |
| ENV PYTHON_PIP_VERSION 9.0.1 | |
| RUN set -ex \ | |
| && apk add --no-cache --virtual .fetch-deps \ | |
| gnupg \ | |
| openssl \ | |
| tar \ | |
| xz \ | |
| \ | |
| && wget -O python.tar.xz "https://www.python.org/ftp/python/${PYTHON_VERSION%%[a-z]*}/Python-$PYTHON_VERSION.tar.xz" \ | |
| && wget -O python.tar.xz.asc "https://www.python.org/ftp/python/${PYTHON_VERSION%%[a-z]*}/Python-$PYTHON_VERSION.tar.xz.asc" \ | |
| && export GNUPGHOME="$(mktemp -d)" \ | |
| && gpg --keyserver ha.pool.sks-keyservers.net --recv-keys "$GPG_KEY" \ | |
| && gpg --batch --verify python.tar.xz.asc python.tar.xz \ | |
| && rm -r "$GNUPGHOME" python.tar.xz.asc \ | |
| && mkdir -p /usr/src/python \ | |
| && tar -xJC /usr/src/python --strip-components=1 -f python.tar.xz \ | |
| && rm python.tar.xz \ | |
| \ | |
| && apk add --no-cache --virtual .build-deps \ | |
| bzip2-dev \ | |
| gcc \ | |
| gdbm-dev \ | |
| libc-dev \ | |
| linux-headers \ | |
| make \ | |
| ncurses-dev \ | |
| openssl \ | |
| openssl-dev \ | |
| pax-utils \ | |
| readline-dev \ | |
| sqlite-dev \ | |
| tcl-dev \ | |
| tk \ | |
| tk-dev \ | |
| zlib-dev \ | |
| # add build deps before removing fetch deps in case there's overlap | |
| && apk del .fetch-deps \ | |
| \ | |
| && cd /usr/src/python \ | |
| && ./configure \ | |
| --enable-shared \ | |
| --enable-unicode=ucs4 \ | |
| && make -j$(getconf _NPROCESSORS_ONLN) \ | |
| && make install \ | |
| \ | |
| && wget -O /tmp/get-pip.py 'https://bootstrap.pypa.io/get-pip.py' \ | |
| && python2 /tmp/get-pip.py "pip==$PYTHON_PIP_VERSION" \ | |
| && rm /tmp/get-pip.py \ | |
| # we use "--force-reinstall" for the case where the version of pip we're trying to install is the same as the version bundled with Python | |
| # ("Requirement already up-to-date: pip==8.1.2 in /usr/local/lib/python3.6/site-packages") | |
| # https://github.com/docker-library/python/pull/143#issuecomment-241032683 | |
| && pip install --no-cache-dir --upgrade --force-reinstall "pip==$PYTHON_PIP_VERSION" \ | |
| # then we use "pip list" to ensure we don't have more than one pip version installed | |
| # https://github.com/docker-library/python/pull/100 | |
| && [ "$(pip list |tac|tac| awk -F '[ ()]+' '$1 == "pip" { print $2; exit }')" = "$PYTHON_PIP_VERSION" ] \ | |
| \ | |
| && find /usr/local -depth \ | |
| \( \ | |
| \( -type d -a -name test -o -name tests \) \ | |
| -o \ | |
| \( -type f -a -name '*.pyc' -o -name '*.pyo' \) \ | |
| \) -exec rm -rf '{}' + \ | |
| && runDeps="$( \ | |
| scanelf --needed --nobanner --recursive /usr/local \ | |
| | awk '{ gsub(/,/, "\nso:", $2); print "so:" $2 }' \ | |
| | sort -u \ | |
| | xargs -r apk info --installed \ | |
| | sort -u \ | |
| )" \ | |
| && apk add --virtual .python-rundeps $runDeps \ | |
| && apk del .build-deps \ | |
| && rm -rf /usr/src/python ~/.cache | |
| CMD ["python2"] |