Added templates for generating the variants

Dockerfile-onbuild.template

@@ -0,0 +1,10 @@
+FROM node:0.0.0
+
+RUN mkdir -p /usr/src/app
+WORKDIR /usr/src/app
+
+ONBUILD COPY package.json /usr/src/app/
+ONBUILD RUN npm install
+ONBUILD COPY . /usr/src/app
+
+CMD [ "npm", "start" ]

Dockerfile-slim.template

@@ -0,0 +1,33 @@
+FROM buildpack-deps:jessie-curl
+
+# gpg keys listed at https://github.com/nodejs/node
+RUN set -ex \
+  && for key in \
+    9554F04D7259F04124DE6B476D5A82AC7E37093B \
+    94AE36675C464D64BAFA68DD7434390BDBE9B9C5 \
+    0034A06D9D9B0064CE8ADF6BF1747F4AD2306D93 \
+    FD3A5288F042B6850C66B31F09FE44734EB7990E \
+    71DCFD284A79C3B38668286BC97EC7A07EDE3FC1 \
+    DD8F2338BAE7501E3DD5AC78C273792F7D83545D \
+    B9AE9905FFD7803F25714661B63B535A4C206CA9 \
+    C4F0DFFF4E8C1A8236409D08E73BC641CC11F4C8 \
+  ; do \
+    gpg --keyserver ha.pool.sks-keyservers.net --recv-keys "$key"; \
+  done
+
+ENV NPM_CONFIG_LOGLEVEL info
+ENV NODE_VERSION 0.0.0
+
+RUN buildDeps='xz-utils' \
+    && set -x \
+    && apt-get update && apt-get install -y $buildDeps --no-install-recommends \
+    && rm -rf /var/lib/apt/lists/* \
+    && curl -SLO "https://nodejs.org/dist/v$NODE_VERSION/node-v$NODE_VERSION-linux-x64.tar.xz" \
+    && curl -SLO "https://nodejs.org/dist/v$NODE_VERSION/SHASUMS256.txt.asc" \
+    && gpg --batch --decrypt --output SHASUMS256.txt SHASUMS256.txt.asc \
+    && grep " node-v$NODE_VERSION-linux-x64.tar.xz\$" SHASUMS256.txt | sha256sum -c - \
+    && tar -xJf "node-v$NODE_VERSION-linux-x64.tar.xz" -C /usr/local --strip-components=1 \
+    && rm "node-v$NODE_VERSION-linux-x64.tar.xz" SHASUMS256.txt.asc SHASUMS256.txt \
+    && apt-get purge -y --auto-remove $buildDeps
+
+CMD [ "node" ]

Dockerfile-wheezy.template

@@ -0,0 +1,28 @@
+FROM buildpack-deps:wheezy
+
+# gpg keys listed at https://github.com/nodejs/node
+RUN set -ex \
+  && for key in \
+    9554F04D7259F04124DE6B476D5A82AC7E37093B \
+    94AE36675C464D64BAFA68DD7434390BDBE9B9C5 \
+    0034A06D9D9B0064CE8ADF6BF1747F4AD2306D93 \
+    FD3A5288F042B6850C66B31F09FE44734EB7990E \
+    71DCFD284A79C3B38668286BC97EC7A07EDE3FC1 \
+    DD8F2338BAE7501E3DD5AC78C273792F7D83545D \
+    B9AE9905FFD7803F25714661B63B535A4C206CA9 \
+    C4F0DFFF4E8C1A8236409D08E73BC641CC11F4C8 \
+  ; do \
+    gpg --keyserver ha.pool.sks-keyservers.net --recv-keys "$key"; \
+  done
+
+ENV NPM_CONFIG_LOGLEVEL info
+ENV NODE_VERSION 0.0.0
+
+RUN curl -SLO "https://nodejs.org/dist/v$NODE_VERSION/node-v$NODE_VERSION-linux-x64.tar.xz" \
+  && curl -SLO "https://nodejs.org/dist/v$NODE_VERSION/SHASUMS256.txt.asc" \
+  && gpg --batch --decrypt --output SHASUMS256.txt SHASUMS256.txt.asc \
+  && grep " node-v$NODE_VERSION-linux-x64.tar.xz\$" SHASUMS256.txt | sha256sum -c - \
+  && tar -xJf "node-v$NODE_VERSION-linux-x64.tar.xz" -C /usr/local --strip-components=1 \
+  && rm "node-v$NODE_VERSION-linux-x64.tar.xz" SHASUMS256.txt.asc SHASUMS256.txt
+
+CMD [ "node" ]

Dockerfile.template

@@ -0,0 +1,28 @@
+FROM buildpack-deps:jessie
+
+# gpg keys listed at https://github.com/nodejs/node
+RUN set -ex \
+  && for key in \
+    9554F04D7259F04124DE6B476D5A82AC7E37093B \
+    94AE36675C464D64BAFA68DD7434390BDBE9B9C5 \
+    0034A06D9D9B0064CE8ADF6BF1747F4AD2306D93 \
+    FD3A5288F042B6850C66B31F09FE44734EB7990E \
+    71DCFD284A79C3B38668286BC97EC7A07EDE3FC1 \
+    DD8F2338BAE7501E3DD5AC78C273792F7D83545D \
+    B9AE9905FFD7803F25714661B63B535A4C206CA9 \
+    C4F0DFFF4E8C1A8236409D08E73BC641CC11F4C8 \
+  ; do \
+    gpg --keyserver ha.pool.sks-keyservers.net --recv-keys "$key"; \
+  done
+
+ENV NPM_CONFIG_LOGLEVEL info
+ENV NODE_VERSION 0.0.0
+
+RUN curl -SLO "https://nodejs.org/dist/v$NODE_VERSION/node-v$NODE_VERSION-linux-x64.tar.xz" \
+  && curl -SLO "https://nodejs.org/dist/v$NODE_VERSION/SHASUMS256.txt.asc" \
+  && gpg --batch --decrypt --output SHASUMS256.txt SHASUMS256.txt.asc \
+  && grep " node-v$NODE_VERSION-linux-x64.tar.xz\$" SHASUMS256.txt | sha256sum -c - \
+  && tar -xJf "node-v$NODE_VERSION-linux-x64.tar.xz" -C /usr/local --strip-components=1 \
+  && rm "node-v$NODE_VERSION-linux-x64.tar.xz" SHASUMS256.txt.asc SHASUMS256.txt
+
+CMD [ "node" ]

update.sh

@@ -14,15 +14,21 @@ for version in "${versions[@]}"; do
 		continue
 	fi
 
-	fullVersion="$(curl -sSL --compressed 'https://nodejs.org/dist' | grep '<a href="v'"$version." | sed -E 's!.*<a href="v([^"/]+)/?".*!\1!' | cut -f 3 -d . | sort -n | tail -1)"
+	for variant in default onbuild slim wheezy; do
-	(
+		template="Dockerfile-$variant.template"
-		sed -E -i.bak '
+		dockerfile="$version/$variant/Dockerfile"
-			s/^(ENV NODE_VERSION) .*/\1 '"$version.$fullVersion"'/;
-		' "$version/Dockerfile" "$version/slim/Dockerfile" "$version/wheezy/Dockerfile"
-		rm $version/Dockerfile.bak $version/slim/Dockerfile.bak $version/wheezy/Dockerfile.bak
 
-		sed -E -i.bak 's/^(FROM node):.*/\1:'"$version.$fullVersion"'/' "$version/onbuild/Dockerfile"
+		if [[ "$variant" == "default" ]]; then
-		rm $version/onbuild/Dockerfile.bak
+			template="Dockerfile.template"
+			dockerfile="$version/Dockerfile"
+		fi
 
-	)
+		fullVersion="$(curl -sSL --compressed 'https://nodejs.org/dist' | grep '<a href="v'"$version." | sed -E 's!.*<a href="v([^"/]+)/?".*!\1!' | cut -f 3 -d . | sort -n | tail -1)"
+		(
+			cp $template $dockerfile
+			sed -E -i.bak 's/^(ENV NODE_VERSION |FROM node:).*/\1'"$version.$fullVersion"'/' "$dockerfile"
+			rm "$dockerfile.bak"
+
+		)
+	done
 done