+++ /dev/null
-#! /usr/bin/env ruby
-
-require 'tempfile'
-require 'yaml'
-
-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
-
-def is_valid_email? str
- str.match /^\S+@\S+\.\S+$/
-end
-
-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
-
-def debootstrap_ok?
- return system '/usr/sbin/debootstrap --version > /dev/null 2>&1'
-end
-
-def docker_ok?
- return system 'docker images > /dev/null 2>&1'
-end
-
-# find_or_create_ssh_key arvados_name
-# Return the SSH public key appropriate for this Arvados instance,
-# generating one if necessary.
-#
-def find_or_create_ssh_key arvados_name
- ssh_key_file = "#{ENV['HOME']}/.ssh/arvados_#{arvados_name}_id_rsa"
- unless File.exists? ssh_key_file
- system 'ssh-keygen',
- '-f', ssh_key_file,
- '-C', "arvados@#{arvados_name}",
- '-P', ''
- end
-
- return "#{ssh_key_file}.pub"
-end
-
-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 is in the docker group if necessary
-# - TODO: mount cgroup automatically
-# - TODO: start the docker service if not started
-
-docker_path = %x(which docker).chomp
-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
-elsif not docker_ok?
- 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
-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 the email address you use to log in to Google.\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
-
- File.open 'config.yml', 'w' do |config_out|
- config = YAML.load_file 'config.yml.example'
- config['API_AUTO_ADMIN_USER'] = admin_email_address
- config['API_HOSTNAME'] = generate_api_hostname
- config['PUBLIC_KEY_PATH'] = find_or_create_ssh_key(config['API_HOSTNAME'])
- config.each_key do |var|
- if var.end_with?('_PW') or var.end_with?('_SECRET')
- config[var] = rand(2**256).to_s(36)
- end
- 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? and
- debootstrap_ok? and
- File.exists? 'config.yml'
- warn "Building Arvados."
- system '/usr/bin/make', *ARGV
-end
-
-# install_docker
-# Determine which Docker package is suitable for this Linux distro
-# and install, 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
- 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
- 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
- end
-end
-
projects / arvados.git / blobdiff