+++ /dev/null
-#! /usr/bin/env ruby
-
-require 'optparse'
-require 'tempfile'
-require 'yaml'
-
-def main options
- if not ip_forwarding_enabled?
- warn "NOTE: IP forwarding must be enabled in the kernel."
- warn "Turning IP forwarding on now."
- sudo %w(/sbin/sysctl net.ipv4.ip_forward=1)
- end
-
- # Check that:
- # * Docker is installed and can be found in the user's path
- # * Docker can be run as a non-root user
- # - TODO: put the user in the docker group if necessary
- # - TODO: mount cgroup automatically
- # - TODO: start the docker service if not started
-
- docker_path = %x(which docker.io).chomp
-
- if docker_path.empty?
- docker_path = %x(which docker).chomp
- end
-
- if docker_path.empty?
- warn "Docker not found."
- warn ""
- warn "Please make sure that Docker has been installed and"
- warn "can be found in your PATH."
- warn ""
- warn "Installation instructions for a variety of platforms can be found at"
- warn "http://docs.docker.io/en/latest/installation/"
- exit 1
- elsif not docker_ok? docker_path
- warn "WARNING: docker could not be run."
- warn "Please make sure that:"
- warn " * You have permission to read and write /var/run/docker.sock"
- warn " * a 'cgroup' volume is mounted on your machine"
- warn " * the docker daemon is running"
- exit 2
- end
-
- # Check that debootstrap is installed.
- if not debootstrap_ok?
- warn "Installing debootstrap."
- sudo '/usr/bin/apt-get', 'install', 'debootstrap'
- end
-
- # Generate a config.yml if it does not exist or is empty
- if not File.size? 'config.yml'
- print "Generating config.yml.\n"
- # print "Arvados needs to know the email address of the administrative user,\n"
- # print "so that when that user logs in they are automatically made an admin.\n"
- # print "This should be an email address associated with a Google account.\n"
- # print "\n"
- # admin_email_address = ""
- # until is_valid_email? admin_email_address
- # print "Enter your Google ID email address here: "
- # admin_email_address = gets.strip
- # if not is_valid_email? admin_email_address
- # print "That doesn't look like a valid email address. Please try again.\n"
- # end
- # end
-
- # print "Arvados needs to know the shell login name for the administrative user.\n"
- # print "This will also be used as the name for your git repository.\n"
- # print "\n"
- # user_name = ""
- # until is_valid_user_name? user_name
- # print "Enter a shell login name here: "
- # user_name = gets.strip
- # if not is_valid_user_name? user_name
- # print "That doesn't look like a valid shell login name. Please try again.\n"
- # end
- # end
-
- File.open 'config.yml', 'w' do |config_out|
- config_out.write "# If a _PW or _SECRET variable is set to an empty string, a password\n"
- config_out.write "# will be chosen randomly at build time. This is the\n"
- config_out.write "# recommended setting.\n\n"
- config = YAML.load_file 'config.yml.example'
- #config['API_AUTO_ADMIN_USER'] = admin_email_address
- #config['ARVADOS_USER_NAME'] = user_name
- config['API_HOSTNAME'] = generate_api_hostname
- config['API_WORKBENCH_ADDRESS'] = 'false'
- config.each_key do |var|
- config_out.write "#{var}: #{config[var]}\n"
- end
- end
- end
-
- # If all prerequisites are met, go ahead and build.
- if ip_forwarding_enabled? and
- docker_ok? docker_path and
- debootstrap_ok? and
- File.exists? 'config.yml'
- exit 0
- else
- exit 6
- end
-end
-
-# sudo
-# Execute the arg list 'cmd' under sudo.
-# cmd can be passed either as a series of arguments or as a
-# single argument consisting of a list, e.g.:
-# sudo 'apt-get', 'update'
-# sudo(['/usr/bin/gpasswd', '-a', ENV['USER'], 'docker'])
-# sudo %w(/usr/bin/apt-get install lxc-docker)
-#
-def sudo(*cmd)
- # user can pass a single list in as an argument
- # to allow usage like: sudo %w(apt-get install foo)
- warn "You may need to enter your password here."
- if cmd.length == 1 and cmd[0].class == Array
- cmd = cmd[0]
- end
- system '/usr/bin/sudo', *cmd
-end
-
-# is_valid_email?
-# Returns true if its arg looks like a valid email address.
-# This is a very very loose sanity check.
-#
-def is_valid_email? str
- str.match /^\S+@\S+\.\S+$/
-end
-
-# is_valid_user_name?
-# Returns true if its arg looks like a valid unix username.
-# This is a very very loose sanity check.
-#
-def is_valid_user_name? str
- # borrowed from Debian's adduser (version 3.110)
- str.match /^[_.A-Za-z0-9][-\@_.A-Za-z0-9]*\$?$/
-end
-
-# generate_api_hostname
-# Generates a 5-character randomly chosen API hostname.
-#
-def generate_api_hostname
- rand(2**256).to_s(36)[0...5]
-end
-
-# ip_forwarding_enabled?
-# Returns 'true' if IP forwarding is enabled in the kernel
-#
-def ip_forwarding_enabled?
- %x(/sbin/sysctl -n net.ipv4.ip_forward) == "1\n"
-end
-
-# debootstrap_ok?
-# Returns 'true' if debootstrap is installed and working.
-#
-def debootstrap_ok?
- return system '/usr/sbin/debootstrap --version > /dev/null 2>&1'
-end
-
-# docker_ok?
-# Returns 'true' if docker can be run as the current user.
-#
-def docker_ok?(docker_path)
- return system "#{docker_path} images > /dev/null 2>&1"
-end
-
-# install_docker
-# Determines which Docker package is suitable for this Linux distro
-# and installs it, resolving any dependencies.
-# NOTE: not in use yet.
-
-def install_docker
- linux_distro = %x(lsb_release --id).split.last
- linux_release = %x(lsb_release --release).split.last
- linux_version = linux_distro + " " + linux_release
- kernel_release = `uname -r`
-
- case linux_distro
- when 'Ubuntu'
- if not linux_release.match '^1[234]\.'
- warn "Arvados requires at least Ubuntu 12.04 (Precise Pangolin)."
- warn "Your system is Ubuntu #{linux_release}."
- exit 3
- end
- if linux_release.match '^12' and kernel_release.start_with? '3.2'
- # Ubuntu Precise ships with a 3.2 kernel and must be upgraded.
- warn "Your kernel #{kernel_release} must be upgraded to run Docker."
- warn "To do this:"
- warn " sudo apt-get update"
- warn " sudo apt-get install linux-image-generic-lts-raring linux-headers-generic-lts-raring"
- warn " sudo reboot"
- exit 4
- else
- # install AUFS
- sudo 'apt-get', 'update'
- sudo 'apt-get', 'install', "linux-image-extra-#{kernel_release}"
- end
-
- # add Docker repository
- sudo %w(/usr/bin/apt-key adv
- --keyserver keyserver.ubuntu.com
- --recv-keys 36A1D7869245C8950F966E92D8576A8BA88D21E9)
- source_file = Tempfile.new('arv')
- source_file.write("deb http://get.docker.io/ubuntu docker main\n")
- source_file.close
- sudo '/bin/mv', source_file.path, '/etc/apt/sources.list.d/docker.list'
- sudo %w(/usr/bin/apt-get update)
- sudo %w(/usr/bin/apt-get install lxc-docker)
-
- # Set up for non-root access
- sudo %w(/usr/sbin/groupadd docker)
- sudo '/usr/bin/gpasswd', '-a', ENV['USER'], 'docker'
- sudo %w(/usr/sbin/service docker restart)
- when 'Debian'
- else
- warn "Must be running a Debian or Ubuntu release in order to run Docker."
- exit 5
- end
-end
-
-
-if __FILE__ == $PROGRAM_NAME
- options = { :makefile => File.join(File.dirname(__FILE__), 'Makefile') }
- OptionParser.new do |opts|
- opts.on('-m', '--makefile MAKEFILE-PATH',
- 'Path to the Makefile used to build Arvados Docker images') do |mk|
- options[:makefile] = mk
- end
- end
- main options
-end
projects / arvados.git / blobdiff