Python 2.7 Alpine variant

.travis.yml

@@ -16,6 +16,7 @@ env:
   - VERSION=3.2 VARIANT=wheezy
   - VERSION=2.7 VARIANT=
   - VERSION=2.7 VARIANT=slim
+  - VERSION=2.7 VARIANT=alpine
   - VERSION=2.7 VARIANT=wheezy
 
 install:

2.7/alpine/Dockerfile

@@ -0,0 +1,57 @@
+FROM alpine:3.3
+
+# gpg: key 18ADD4FF: public key "Benjamin Peterson <benjamin@python.org>" imported
+ENV GPG_KEY C01E1CAD5EA2C4F0B8E3571504C367C218ADD4FF
+
+ENV PYTHON_VERSION 2.7.11
+
+# if this is called "PIP_VERSION", pip explodes with "ValueError: invalid truth value '<VERSION>'"
+ENV PYTHON_PIP_VERSION 7.1.2
+
+RUN set -ex \
+	&& apk add --no-cache --virtual .fetch-deps curl gnupg \
+	&& gpg --keyserver ha.pool.sks-keyservers.net --recv-keys "$GPG_KEY" \
+	&& curl -fSL "https://www.python.org/ftp/python/$PYTHON_VERSION/Python-$PYTHON_VERSION.tar.xz" -o python.tar.xz \
+	&& curl -fSL "https://www.python.org/ftp/python/$PYTHON_VERSION/Python-$PYTHON_VERSION.tar.xz.asc" -o python.tar.xz.asc \
+	&& gpg --verify python.tar.xz.asc \
+	&& mkdir -p /usr/src \
+	&& tar -xJC /usr/src -f python.tar.xz \
+	&& mv "/usr/src/Python-$PYTHON_VERSION" /usr/src/python \
+	&& rm python.tar.xz* \
+	&& rm -r ~/.gnupg \
+	\
+	&& apk add --no-cache --virtual .build-deps  \
+		bzip2-dev \
+		gcc \
+		libc-dev \
+		linux-headers \
+		make \
+		ncurses-dev \
+		openssl-dev \
+		pax-utils \
+		readline-dev \
+		sqlite-dev \
+		zlib-dev \
+	&& cd /usr/src/python \
+	&& ./configure --enable-shared --enable-unicode=ucs4 \
+	&& make -j$(nproc) \
+	&& make install \
+	&& curl -fSL 'https://bootstrap.pypa.io/get-pip.py' | python2 \
+	&& pip install --no-cache-dir --upgrade pip==$PYTHON_PIP_VERSION \
+	&& find /usr/local \
+		\( -type d -a -name test -o -name tests \) \
+		-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 .fetch-deps \
+	&& apk del .build-deps \
+	&& rm -rf /usr/src/python
+
+CMD ["python2"]