From fd92bcaa253f59f576cdeaf9ff5c163417108662 Mon Sep 17 00:00:00 2001
From: Erik Wilson <Erik.E.Wilson@gmail.com>
Date: Sun, 21 Apr 2019 11:43:04 -0700
Subject: [PATCH] Add Vagrantfile for development use

---
 Vagrantfile               | 74 +++++++++++++++++++++++++++++
 scripts/vagrant-provision | 99 +++++++++++++++++++++++++++++++++++++++
 2 files changed, 173 insertions(+)
 create mode 100644 Vagrantfile
 create mode 100755 scripts/vagrant-provision

diff --git a/Vagrantfile b/Vagrantfile
new file mode 100644
index 0000000000..1dadfef13c
--- /dev/null
+++ b/Vagrantfile
@@ -0,0 +1,74 @@
+BOX = "generic/alpine39"
+HOME = File.dirname(__FILE__)
+PROJECT = File.basename(HOME)
+MOUNT_TYPE = ENV['MOUNT_TYPE'] || "nfs"
+NUM_NODES = (ENV['NUM_NODES'] || 0).to_i
+NODE_CPUS = (ENV['NODE_CPUS'] || 4).to_i
+NODE_MEMORY = (ENV['NODE_MEMORY'] || 8192).to_i
+NETWORK_PREFIX = ENV['NETWORK_PREFIX'] || "10.135.135"
+VAGRANT_PROVISION = ENV['VAGRANT_PROVISION'] || "./scripts/vagrant-provision"
+
+# --- Rules for /etc/sudoers to avoid password entry configuring NFS:
+# %admin	ALL = (root) NOPASSWD: /usr/bin/sed -E -e * -ibak /etc/exports
+# %admin	ALL = (root) NOPASSWD: /usr/bin/tee -a /etc/exports
+# %admin	ALL = (root) NOPASSWD: /sbin/nfsd restart
+# --- May need to add terminal to System Preferences -> Security & Privacy -> Privacy -> Full Disk Access
+
+# --- Check for missing plugins
+required_plugins = %w( vagrant-alpine vagrant-timezone )
+plugin_installed = false
+required_plugins.each do |plugin|
+  unless Vagrant.has_plugin?(plugin)
+    system "vagrant plugin install #{plugin}"
+    plugin_installed = true
+  end
+end
+# --- If new plugins installed, restart Vagrant process
+if plugin_installed === true
+  exec "vagrant #{ARGV.join' '}"
+end
+
+provision = <<SCRIPT
+# --- Use system gopath if available
+export GOPATH=#{ENV['GOPATH']}
+# --- Default to root user for vagrant ssh
+cat <<\\EOF >/etc/profile.d/root.sh
+[ $EUID -ne 0 ] && exec sudo -i
+EOF
+# --- Set home to current directory
+cat <<\\EOF >/etc/profile.d/home.sh
+export HOME="#{HOME}" && cd
+EOF
+. /etc/profile.d/home.sh
+# --- Run vagrant provision script if available
+if [ ! -x #{VAGRANT_PROVISION} ]; then
+  echo 'WARNING: Unable to execute provision script "#{VAGRANT_PROVISION}"'
+  exit
+fi
+echo "running '#{VAGRANT_PROVISION}'..." && \
+  #{VAGRANT_PROVISION} && \
+  echo "finished '#{VAGRANT_PROVISION}'!"
+SCRIPT
+
+Vagrant.configure("2") do |config|
+  config.vm.provider "virtualbox" do |v|
+    v.cpus = NODE_CPUS
+    v.memory = NODE_MEMORY
+    v.customize ["modifyvm", :id, "--audio", "none"]
+  end
+
+  config.vm.box = BOX
+  config.vm.hostname = PROJECT
+  config.vm.synced_folder ".", HOME, type: MOUNT_TYPE
+  config.vm.provision "shell", inline: provision
+  config.timezone.value = :host
+
+  config.vm.network "private_network", ip: "#{NETWORK_PREFIX}.100" if NUM_NODES==0
+
+  (1..NUM_NODES).each do |i|
+    config.vm.define ".#{i}" do |node|
+      node.vm.network "private_network", ip: "#{NETWORK_PREFIX}.#{100+i}"
+      node.vm.hostname = "#{PROJECT}-#{i}"
+    end
+  end
+end
diff --git a/scripts/vagrant-provision b/scripts/vagrant-provision
new file mode 100755
index 0000000000..61350b9a41
--- /dev/null
+++ b/scripts/vagrant-provision
@@ -0,0 +1,99 @@
+#!/bin/bash
+set -ve
+
+cd $(dirname $0)/..
+
+if [ ! -f /etc/vagrant_box_build_time ]; then
+    echo "This script should only be called during vagrant provisioning"
+    exit 1
+fi
+
+ARCH=amd64
+if [[ $HOME == /go/* ]]; then
+    echo "Must not launch vagrant from /go/"
+    exit 1
+fi 
+
+if [ -z "${GOPATH}" ]; then
+    GOPATH=$(realpath $HOME/../../../..)
+    echo "WARNING: Assuming GOPATH=$GOPATH"
+else
+    echo "Using parent GOPATH=$GOPATH"
+fi
+goversion=$(grep "^FROM " Dockerfile.dapper | sed -e 's/^FROM golang:\(.*\)-.*/\1/')
+
+if [ -z "$goversion" ]; then
+    echo "Cannot find version of go to fetch"
+    exit 1
+fi
+
+echo "Installing go $goversion"
+apk add -q -f curl libc6-compat tzdata
+curl -sL https://storage.googleapis.com/golang/go${goversion}.linux-${ARCH}.tar.gz | tar -xzf - -C /usr/local
+# ---
+cat <<EOF >/etc/profile.d/build.sh
+export STATIC_BUILD=true
+EOF
+# ---
+cat <<EOF >/etc/profile.d/go.sh
+export GOPATH=$GOPATH
+export PATH=$PATH:/usr/local/go/bin:$GOPATH/bin
+EOF
+. /etc/profile.d/go.sh
+# ---
+sed -i 's|:/bin/ash$|:/bin/bash|g' /etc/passwd
+cat <<\EOF >/etc/profile.d/color.sh
+alias ls='ls --color=auto'
+export PS1='\033[31m[ \033[90m\D{%F %T}\033[31m ]\n\[\033[36m\]\u\[\033[m\]🐮\[\033[32m\]\h:\[\033[33;1m\]\w\[\033[m\]$ '
+EOF
+# ---
+mkdir -p ${GOPATH}/bin
+mkdir -p /go
+ln -s $GOPATH/bin /go/bin
+sed ':a;N;$!ba;s/\\\n/ /g' <Dockerfile.dapper | grep '^RUN ' | sed -e 's/^RUN //' >/tmp/docker-run
+export BINDIR=/go/bin
+export GOPATH=/go
+export HOME=/tmp && cd
+. /tmp/docker-run
+cd /go
+go get github.com/rancher/trash
+rm -rf /go
+cd
+# ---
+cd /etc/local.d
+cat <<\EOF >cgroup.start
+#!/bin/bash
+mount cgroup_root /sys/fs/cgroup -t tmpfs -o "rw,nosuid,nodev,noexec,relatime,size=10240k,mode=755"
+# blkio freezer net_cls net_prio 
+for d in cpu cpuacct cpuset devices memory pids; do
+    mkdir -p /sys/fs/cgroup/$d
+    mount $d /sys/fs/cgroup/$d -t cgroup -o "rw,nosuid,nodev,noexec,relatime,$d"
+done
+EOF
+chmod 0755 cgroup.start
+rc-update add local default
+rc-service local start
+# ---
+cat <<EOF >/etc/profile.d/docker.sh
+export DOCKER_HOST=tcp://10.0.2.2:2375
+EOF
+. /etc/profile.d/docker.sh
+# ---
+cat <<\EOF >>/etc/motd
+               ,        ,
+   ,-----------|'------'| |\    ____
+  /.           '-'@  o|-' | |  /___ \
+ |/|             | .. |   | | __ __) | ____
+   |   .________.'----'   | |/ /|__ < / __/
+   |  ||        |  ||     |   < ___) |\__ \
+   \__|'        \__|'     |_|\_\_____/____/
+
+EOF
+# ---
+set +v
+if ! docker version --format '{{.Server.Version}}' >/tmp/docker-server-version; then
+    echo "WARNING: Unable to connect to the docker socket, to enable docker in vagrant run the following command on the host:"
+    echo "docker run -d -v /var/run/docker.sock:/var/run/docker.sock -p 127.0.0.1:2375:2375 alpine/socat TCP-LISTEN:2375,fork UNIX-CONNECT:/var/run/docker.sock"
+else
+    echo "Using host docker server v$(cat /tmp/docker-server-version)"
+fi