Add generate stackbrew script like postgres and golang

yosifkit · yosifkit · commit 2542eef09453 · 2014-08-08T14:32:54.000-06:00
diff --git a/2/Dockerfile b/2/Dockerfile
@@ -7,7 +7,10 @@ RUN apt-get purge -y python python-minimal python2.7-minimal
 
 RUN mkdir /usr/src/python
 WORKDIR /usr/src/python
-RUN curl -SL https://www.python.org/ftp/python/2.7.8/Python-2.7.8.tar.xz \
+
+ENV PYTHON_VERSION 2.7.8
+
+RUN curl -SL "https://www.python.org/ftp/python/$PYTHON_VERSION/Python-$PYTHON_VERSION.tar.xz" \
 		| tar -xJ --strip-components=1
 # skip "test_file2k" thanks to "AssertionError: IOError not raised"
 # skip "test_mhlib" because it fails on the hub in "test_listfolders" with "AssertionError: Lists differ: [] != ['deep', 'deep/f1', 'deep/f2',..."
diff --git a/3/Dockerfile b/3/Dockerfile
@@ -7,7 +7,10 @@ RUN apt-get purge -y python python-minimal python2.7-minimal
 
 RUN mkdir /usr/src/python
 WORKDIR /usr/src/python
-RUN curl -SL https://www.python.org/ftp/python/3.4.1/Python-3.4.1.tar.xz \
+
+ENV PYTHON_VERSION 3.4.1
+
+RUN curl -SL "https://www.python.org/ftp/python/$PYTHON_VERSION/Python-$PYTHON_VERSION.tar.xz" \
 		| tar -xJ --strip-components=1
 # skip "test_shutil" thanks to "PermissionError: [Errno 1] Operation not permitted" trying to set xattrs
 RUN ./configure \
diff --git a/generate-stackbrew-library.sh b/generate-stackbrew-library.sh
@@ -0,0 +1,27 @@
+#!/bin/bash
+set -e
+
+declare -A aliases
+aliases=(
+	[3]='latest'
+)
+
+cd "$(dirname "$(readlink -f "$BASH_SOURCE")")"
+
+versions=( */ )
+versions=( "${versions[@]%/}" )
+url='git://github.com/docker-library/docker-python'
+
+echo '# maintainer: InfoSiftr <github@infosiftr.com> (@infosiftr)'
+
+for version in "${versions[@]}"; do
+	commit="$(git log -1 --format='format:%H' "$version")"
+	fullVersion="$(grep -m1 'ENV PYTHON_VERSION ' "$version/Dockerfile" | cut -d' ' -f3)"
+	majorVersion="$(echo "$fullVersion" | cut -d. -f1-2)"
+	versionAliases=( $fullVersion $majorVersion $version ${aliases[$version]} )
+	
+	echo
+	for va in "${versionAliases[@]}"; do
+		echo "$va: ${url}@${commit} $version"
+	done
+done
