feat: add docker and dockerd systemd service to base images (#37)

images/base/Dockerfile.arch

@@ -6,6 +6,7 @@ SHELL ["/bin/bash", "-c"]
 RUN pacman --noconfirm -Syu \
     base \
     base-devel \
+    docker \
     git \
     bash \
     curl \
@@ -19,6 +20,9 @@ RUN pacman --noconfirm -Syu \
     openssh \
     ca-certificates
 
+# Enables Docker starting with systemd
+RUN systemctl enable docker
+
 # Add coder user.
 RUN useradd -mUs /bin/bash coder && \
   echo "coder ALL=(ALL) NOPASSWD:ALL" >> /etc/sudoers.d/nopasswd

images/base/Dockerfile.centos

@@ -4,8 +4,12 @@ FROM centos:8
 RUN yum -y install epel-release
 RUN yum repolist
 
+RUN yum update -y && yum install -y yum-utils device-mapper-persistent-data lvm2
+RUN yum-config-manager --add-repo https://download.docker.com/linux/centos/docker-ce.repo
+
 # Install baseline packages
 RUN yum update -y && yum install -y \
+    docker-ce \
     gcc \
     gcc-c++ \
     make \
@@ -21,6 +25,9 @@ RUN yum update -y && yum install -y \
     python3 \
     ca-certificates
 
+# Enables Docker starting with systemd
+RUN systemctl enable docker
+
 # Add a user `coder` so that you're not developing as the `root` user
 RUN adduser coder && \
   echo "coder ALL=(ALL) NOPASSWD:ALL" >> /etc/sudoers.d/nopasswd

images/base/Dockerfile.ubuntu

@@ -5,6 +5,7 @@ RUN apt-get update && DEBIAN_FRONTEND="noninteractive" apt-get install -y \
     build-essential \
     git \
     bash \
+    docker.io \
     curl \
     wget \
     unzip \
@@ -12,11 +13,18 @@ RUN apt-get update && DEBIAN_FRONTEND="noninteractive" apt-get install -y \
     man \
     vim \
     sudo \
+    systemd \
     python3 \
     python3-pip \
     ca-certificates \
     locales
 
+# Enables Docker starting with systemd
+RUN systemctl enable docker
+
+# use systemd as the init
+RUN ln -s /lib/systemd/systemd /sbin/init
+
 # Add a user `coder` so that you're not developing as the `root` user
 RUN adduser --gecos '' --disabled-password coder && \
   echo "coder ALL=(ALL) NOPASSWD:ALL" >> /etc/sudoers.d/nopasswd