dev: initial environment

fedora, centos and ubuntu

* fewer layers
* systemd-dev
* basic pieces for building docker everytime
* centos updates
* better automated build

centos-dev/Dockerfile.in

@@ -0,0 +1,32 @@
+FROM FROM_IMAGE
+ENV container docker
+RUN groupadd -g 990 docker && \
+	yum -y swap -- remove fakesystemd -- install systemd systemd-libs && \
+	yum erase -y vim-minimal &&\
+	yum groupinstall -y "development tools" && \
+	yum install -y --setopt=override_install_langs=en --setopt=tsflags=nodocs \
+		yum-utils \
+		git mercurial bzr quilt \
+		tig \
+		golang \
+		vim-enhanced \
+		sudo \
+		screen \
+		libtool \
+		gtk-doc \
+		intltool \
+		gperf \
+		wget \
+		libgcrypt-devel libcap-devel glib2-devel \
+		glibc-static device-mapper-devel btrfs-progs-devel sqlite-devel \
+		keychain \
+		tito && \
+	yum update -y && \
+	yum clean all && \
+	useradd -m -u 1000 -G wheel DEV_USER && \
+	sed -ri 's/^(%wheel.*)(ALL)$/\1NOPASSWD: \2/' /etc/sudoers && \
+	yum update -y
+USER DEV_USER
+ENV HOME /home/DEV_USER
+WORKDIR /home/DEV_USER
+CMD bash -l

centos-dev/Makefile

@@ -0,0 +1,26 @@
+
+DOCKER		?= $(shell which docker)
+FROM_IMAGE	?= centos
+FROM_TAG	?= latest
+FROM		:= $(FROM_IMAGE):$(FROM_TAG)
+REGISTRY	?= docker.usersys
+NAME		?= $(REGISTRY)/$(USER)/$(FROM_IMAGE)-dev:$(FROM_TAG)
+
+default: build
+
+Dockerfile: Dockerfile.in
+	m4 --define=DEV_USER=$(USER) --define=FROM_IMAGE=$(FROM) $< > $@
+
+build: .build
+
+.build: Dockerfile .pull
+	$(DOCKER) build -t $(NAME) . && touch $@
+
+pull: .pull
+
+.pull: 
+	$(DOCKER) pull $(FROM) && touch $@
+
+clean:
+	rm -rf .build .pull Dockerfile *~
+

centos-dev/from

@@ -0,0 +1 @@
+centos