Patchwork docker: try to be more adherent to the best practices for writing Dockerfiles

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Submitter via Mercurial-devel
Date Sept. 30, 2017, 11:04 p.m.
Message ID <991cb9aa90879d881054.1506812654@cuben>
Download mbox | patch
Permalink /patch/24278/
State Superseded
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via Mercurial-devel - Sept. 30, 2017, 11:04 p.m.
# HG changeset patch
# User mucianto
# Date 1506812542 -7200
#      Sun Oct 01 01:02:22 2017 +0200
# Branch stable
# Node ID 991cb9aa90879d881054cce79e21ee44f583ed38
# Parent  0e4bed5c5c3849e1cd9317bef0810c64ee7fad89
docker: try to be more adherent to the best practices for writing Dockerfiles

Merged multiple RUN instructions and sorted the arguments alphabetically
Reference: https://docs.docker.com/engine/userguide/eng-image/dockerfile_best-practices/

Patch

diff --git a/contrib/docker/centos5 b/contrib/docker/centos5
--- a/contrib/docker/centos5
+++ b/contrib/docker/centos5
@@ -1,9 +1,23 @@ 
 FROM centos:centos5
-RUN sed -i 's/^mirrorlist/#mirrorlist/' /etc/yum.repos.d/*.repo
-RUN sed -i 's/^#\(baseurl=\)http:\/\/mirror.centos.org\/centos/\1http:\/\/vault.centos.org/' /etc/yum.repos.d/*.repo
-RUN sed -i 's/\$releasever/5.11/' /etc/yum.repos.d/*.repo
-RUN yum install -y gcc make rpm-build gettext tar
-RUN yum install -y python-devel python-docutils
+RUN \
+	sed -i 's/^mirrorlist/#mirrorlist/' /etc/yum.repos.d/*.repo && \
+	sed -i 's/^#\(baseurl=\)http:\/\/mirror.centos.org\/centos/\1http:\/\/vault.centos.org/' /etc/yum.repos.d/*.repo && \
+	sed -i 's/\$releasever/5.11/' /etc/yum.repos.d/*.repo
+
+RUN yum install -y \
+	gcc \
+	gettext \
+	make \
+	python-devel \
+	python-docutils \
+	rpm-build \
+	tar
+
 # For creating repo meta data
-RUN yum install -y createrepo
-RUN yum install -y readline-devel openssl-devel ncurses-devel zlib-devel bzip2-devel
+RUN yum install -y \
+	bzip2-devel \
+	createrepo \
+	ncurses-devel \
+	openssl-devel \
+	readline-devel \
+	zlib-devel
diff --git a/contrib/docker/centos6 b/contrib/docker/centos6
--- a/contrib/docker/centos6
+++ b/contrib/docker/centos6
@@ -1,11 +1,20 @@ 
 FROM centos:centos6
-RUN yum install -y gcc
-RUN yum install -y python-devel python-docutils
-RUN yum install -y make
-RUN yum install -y rpm-build
-RUN yum install -y gettext
-RUN yum install -y tar
+RUN yum install -y \
+	gcc \
+	gettext \
+	make \
+	python-devel \
+	python-docutils \
+	rpm-build \
+	tar
+
 # For creating repo meta data
 RUN yum install -y createrepo
+
 # For python
-RUN yum install -y readline-devel openssl-devel ncurses-devel zlib-devel bzip2-devel
+RUN yum install -y \
+	bzip2-devel \
+	ncurses-devel \
+	openssl-devel \
+	readline-devel \
+	zlib-devel
diff --git a/contrib/docker/centos7 b/contrib/docker/centos7
--- a/contrib/docker/centos7
+++ b/contrib/docker/centos7
@@ -1,9 +1,12 @@ 
 FROM centos:centos7
-RUN yum install -y gcc
-RUN yum install -y python-devel python-docutils
-RUN yum install -y make
-RUN yum install -y rpm-build
-RUN yum install -y gettext
-RUN yum install -y tar
+RUN yum install -y \
+	gcc \
+	gettext \
+	make \
+	python-devel \
+	python-docutils \
+	rpm-build \
+	tar
+
 # For creating repo meta data
 RUN yum install -y createrepo