Start Swarm for the Docker tests

Author: danschmidt5189

.github/workflows/unit_test.yml

@@ -29,23 +29,7 @@ jobs:
       - name: install docker
         env:
           DOCKER_VERSION: ${{ matrix.docker_version }}
-        run: |
-          set -x
-          sudo apt-get remove -y docker docker-engine docker.io containerd runc ||:
-          sudo apt-get update -y
-          sudo apt-get install -y apt-transport-https ca-certificates curl gnupg-agent software-properties-common
-          curl -fsSL https://download.docker.com/linux/ubuntu/gpg | sudo apt-key add -
-          sudo add-apt-repository "deb [arch=amd64] https://download.docker.com/linux/ubuntu $(lsb_release -cs) stable"
-          sudo apt-get update -y
-          sudo apt-cache gencaches
-          sudo apt-get install -y docker-ce=$( apt-cache madison docker-ce | grep -e $DOCKER_VERSION | cut -f 2 -d '|' | head -1 | sed 's/\s//g' )
-          if [ $? -ne 0 ]; then
-            echo "Error: Could not install ${DOCKER_VERSION}"
-            echo "Available docker versions:"
-            apt-cache madison docker-ce
-            exit 1
-          fi
-          sudo systemctl start docker
+        run: sudo ./script/install_docker.sh
       - name: spec tests
         run: bundle exec rake
 

script/install_docker.sh

@@ -1,44 +1,38 @@
-#!/bin/bash
-set -ex
-
-declare -a SEMVER
-
-# argv[0]
-DOCKER_VERSION=$1
-# argv[1]
-DOCKER_CE=$2
-
-# disable travis default installation
-systemctl stop docker.service
-apt-get -y --purge remove docker docker-engine docker.io containerd runc
-
-# install gpg key for docker rpo
-curl -fsSL https://download.docker.com/linux/ubuntu/gpg | sudo apt-key add -
-apt-key fingerprint 0EBFCD88
-
-# enable docker repo
-add-apt-repository \
-  "deb [arch=amd64] https://download.docker.com/linux/ubuntu \
-  $(lsb_release -cs) \
-  stable"
-apt-get update
-apt-cache gencaches
+#!/bin/bash -ex
+
+${DOCKER_VERSION:?You must set the 'DOCKER_VERSION' environment variable}
+
+apt-get remove -y \
+  docker \
+  docker-engine \
+  docker.io \
+  containerd \
+  runc
+
+apt-get update -y
 
-set +e
-# install package
-apt-get install docker-ce=${DOCKER_VERSION}
+apt-get install -y \
+  apt-transport-https \
+  ca-certificates \
+  curl \
+  gnupg-agent \
+  software-properties-common
+
+curl -fsSL https://download.docker.com/linux/ubuntu/gpg | apt-key add -
+
+add-apt-repository "deb [arch=amd64] https://download.docker.com/linux/ubuntu $(lsb_release -cs) stable"
+apt-get update -y
+apt-cache gencaches
+apt-get install -y \
+  docker-ce=$( apt-cache madison docker-ce | grep -e $DOCKER_VERSION | cut -f 2 -d '|' | head -1 | sed 's/\s//g' )
 
 if [ $? -ne 0 ]; then
   echo "Error: Could not install ${DOCKER_VERSION}"
   echo "Available docker versions:"
   apt-cache madison docker-ce
   exit 1
 fi
-set -e
-
-systemctl stop docker.service
 
-echo 'DOCKER_OPTS="-H unix:///var/run/docker.sock --pidfile=/var/run/docker.pid"' > /etc/default/docker
-cat /etc/default/docker
+systemctl start docker
 
-systemctl start docker.service
+docker swarm init