From 441d6e258a20248a73fb5b5b69e71bf43afb6037 Mon Sep 17 00:00:00 2001 From: Thomas Wiest Date: Tue, 21 Oct 2014 14:24:54 -0400 Subject: broke out parts of cloud.rb into libs for easier maintenance. --- cloud.rb | 399 +-------------------------------------------------------------- 1 file changed, 2 insertions(+), 397 deletions(-) (limited to 'cloud.rb') diff --git a/cloud.rb b/cloud.rb index 0a6097ee7..b7ec0790c 100755 --- a/cloud.rb +++ b/cloud.rb @@ -1,410 +1,14 @@ #!/usr/bin/env ruby require 'thor' -require 'json' -require 'yaml' -require 'securerandom' -require 'fileutils' -require 'parseconfig' -require 'open3' +require_relative 'lib/gce_command' # Don't buffer output to the client STDOUT.sync = true STDERR.sync = true -SCRIPT_DIR = File.expand_path(File.dirname(__FILE__)) - module OpenShift module Ops - # WARNING: we do not currently support environments with hyphens in the name - SUPPORTED_ENVS = %w(prod stg int tint kint test jint) - - class GceHelper - def self.list_hosts() - cmd = "#{SCRIPT_DIR}/inventory/gce/gce.py --list" - hosts = %x[#{cmd} 2>&1] - - raise "Error: failed to list hosts\n#{hosts}" unless $?.exitstatus == 0 - - return JSON.parse(hosts) - end - - def self.get_host_details(host) - cmd = "#{SCRIPT_DIR}/inventory/gce/gce.py --host #{host}" - details = %x[#{cmd} 2>&1] - - raise "Error: failed to get host details\n#{details}" unless $?.exitstatus == 0 - - retval = JSON.parse(details) - - # Convert OpenShift specific tags to entries - retval['gce_tags'].each do |tag| - if tag =~ /\Ahost-type-([\w\d-]+)\z/ - retval['host-type'] = $1 - end - - if tag =~ /\Aenv-([\w\d]+)\z/ - retval['env'] = $1 - end - end - - return retval - end - - def self.generate_env_tag(env) - return "env-#{env}" - end - - def self.generate_env_tag_name(env) - return "tag_#{generate_env_tag(env)}" - end - - def self.generate_host_type_tag(host_type) - return "host-type-#{host_type}" - end - - def self.generate_host_type_tag_name(host_type) - return "tag_#{generate_host_type_tag(host_type)}" - end - - def self.generate_env_host_type_tag(env, host_type) - return "env-host-type-#{env}-#{host_type}" - end - - def self.generate_env_host_type_tag_name(env, host_type) - return "tag_#{generate_env_host_type_tag(env, host_type)}" - end - end - - class LaunchHelper - def self.expand_name(name) - return [name] unless name =~ /^([a-zA-Z0-9\-]+)\{(\d+)-(\d+)\}$/ - - # Regex matched, so grab the values - start_num = $2 - end_num = $3 - - retval = [] - start_num.upto(end_num) do |i| - retval << "#{$1}#{i}" - end - - return retval - end - - def self.get_gce_host_types() - return Dir.glob("#{SCRIPT_DIR}/playbooks/gce/*").map { |d| File.basename(d) } - end - end - - class AnsibleHelper - attr_accessor :inventory, :extra_vars, :verbosity, :pipelining - - def initialize(extra_vars={}, inventory=nil) - @extra_vars = extra_vars - @verbosity = '-vvvv' - @pipelining = true - end - - def all_eof(files) - files.find { |f| !f.eof }.nil? - end - - def run_playbook(playbook) - @inventory = 'inventory/hosts' if @inventory.nil? - - # This is used instead of passing in the json on the cli to avoid quoting problems - tmpfile = Tempfile.open('extra_vars') { |f| f.write(@extra_vars.to_json); f} - - cmds = [] - - #cmds << 'set -x' - cmds << %Q[export ANSIBLE_FILTER_PLUGINS="#{Dir.pwd}/filter_plugins"] - - # We need this for launching instances, otherwise conflicting keys and what not kill it - cmds << %q[export ANSIBLE_TRANSPORT="ssh"] - cmds << %q[export ANSIBLE_SSH_ARGS="-o ForwardAgent=yes -o StrictHostKeyChecking=no -o UserKnownHostsFile=/dev/null"] - - # We need pipelining off so that we can do sudo to enable the root account - cmds << %Q[export ANSIBLE_SSH_PIPELINING='#{@pipelining.to_s}'] - cmds << %Q[time -p ansible-playbook -i #{@inventory} #{@verbosity} #{playbook} --extra-vars '@#{tmpfile.path}'] - - cmd = cmds.join(' ; ') - - pid = spawn(cmd, :out => $stdout, :err => $stderr, :close_others => true) - _, state = Process.wait2(pid) - - if 0 != state.exitstatus - raise %Q[Warning failed with exit code: #{state.exitstatus} - -#{cmd} - -extra_vars: #{@extra_vars.to_json} -] - end - ensure - tmpfile.unlink if tmpfile - end - - def merge_extra_vars_file(file) - vars = YAML.load_file(file) - @extra_vars.merge!(vars) - end - - def self.for_gce - ah = AnsibleHelper.new - - # GCE specific configs - gce_ini = "#{SCRIPT_DIR}/inventory/gce/gce.ini" - config = ParseConfig.new(gce_ini) - - if config['gce']['gce_project_id'].to_s.empty? - raise %Q['gce_project_id' not set in #{gce_ini}] - end - ah.extra_vars['gce_project_id'] = config['gce']['gce_project_id'] - - if config['gce']['gce_service_account_pem_file_path'].to_s.empty? - raise %Q['gce_service_account_pem_file_path' not set in #{gce_ini}] - end - ah.extra_vars['gce_pem_file'] = config['gce']['gce_service_account_pem_file_path'] - - if config['gce']['gce_service_account_email_address'].to_s.empty? - raise %Q['gce_service_account_email_address' not set in #{gce_ini}] - end - ah.extra_vars['gce_service_account_email'] = config['gce']['gce_service_account_email_address'] - - ah.inventory = 'inventory/gce/gce.py' - return ah - end - - def ignore_bug_6407 - puts - puts %q[ .---- Spurious warning "It is unnecessary to use '{{' in loops" (ansible bug 6407) ----.] - puts %q[ V V] - end - - end - - class GceCommand < Thor - - option :type, :required => true, :enum => LaunchHelper.get_gce_host_types, - :desc => 'The host type of the new instances.' - option :env, :required => true, :aliases => '-e', :enum => OpenShift::Ops::SUPPORTED_ENVS, - :desc => 'The environment of the new instances.' - option :count, :default => 1, :aliases => '-c', :type => :numeric, - :desc => 'The number of instances to create' - option :tag, :type => :array, - :desc => 'The tag(s) to add to the new instances. Allowed characters are letters, numbers, and hyphens.' - desc "launch", "Launches instances." - def launch() - # Expand all of the instance names so that we have a complete array - names = [] - options[:count].times { names << "#{options[:env]}-#{options[:type]}-#{SecureRandom.hex(5)}" } - - ah = AnsibleHelper.for_gce() - - # GCE specific configs - ah.extra_vars['oo_new_inst_names'] = names - ah.extra_vars['oo_new_inst_tags'] = options[:tag] - ah.extra_vars['oo_env'] = options[:env] - - # Add a created by tag - ah.extra_vars['oo_new_inst_tags'] = [] if ah.extra_vars['oo_new_inst_tags'].nil? - - ah.extra_vars['oo_new_inst_tags'] << "created-by-#{ENV['USER']}" - ah.extra_vars['oo_new_inst_tags'] << GceHelper.generate_env_tag(options[:env]) - ah.extra_vars['oo_new_inst_tags'] << GceHelper.generate_host_type_tag(options[:type]) - ah.extra_vars['oo_new_inst_tags'] << GceHelper.generate_env_host_type_tag(options[:env], options[:type]) - - puts - puts 'Creating instance(s) in GCE...' - ah.ignore_bug_6407 - - ah.run_playbook("playbooks/gce/#{options[:type]}/launch.yml") - end - - - option :name, :required => false, :type => :string, - :desc => 'The name of the instance to configure.' - option :env, :required => false, :aliases => '-e', :enum => OpenShift::Ops::SUPPORTED_ENVS, - :desc => 'The environment of the new instances.' - option :type, :required => false, :enum => LaunchHelper.get_gce_host_types, - :desc => 'The type of the instances to configure.' - desc "config", 'Configures instances.' - def config() - ah = AnsibleHelper.for_gce() - - abort 'Error: you can\'t specify both --name and --type' unless options[:type].nil? || options[:name].nil? - - abort 'Error: you can\'t specify both --name and --env' unless options[:env].nil? || options[:name].nil? - - host_type = nil - if options[:name] - details = GceHelper.get_host_details(options[:name]) - ah.extra_vars['oo_host_group_exp'] = options[:name] - ah.extra_vars['oo_env'] = details['env'] - host_type = details['host-type'] - elsif options[:type] && options[:env] - oo_env_host_type_tag = GceHelper.generate_env_host_type_tag_name(options[:env], options[:type]) - ah.extra_vars['oo_host_group_exp'] = "groups['#{oo_env_host_type_tag}']" - ah.extra_vars['oo_env'] = options[:env] - host_type = options[:type] - else - abort 'Error: you need to specify either --name or (--type and --env)' - end - - puts - puts "Configuring #{options[:type]} instance(s) in GCE..." - ah.ignore_bug_6407 - - ah.run_playbook("playbooks/gce/#{host_type}/config.yml") - end - - option :name, :required => false, :type => :string, - :desc => 'The name of the instance to terminate.' - option :env, :required => false, :aliases => '-e', :enum => OpenShift::Ops::SUPPORTED_ENVS, - :desc => 'The environment of the new instances.' - option :type, :required => false, :enum => LaunchHelper.get_gce_host_types, - :desc => 'The type of the instances to configure.' - option :confirm, :required => false, :type => :boolean, - :desc => 'Terminate without interactive confirmation' - desc "terminate", 'Terminate instances' - def terminate() - ah = AnsibleHelper.for_gce() - - abort 'Error: you can\'t specify both --name and --type' unless options[:type].nil? || options[:name].nil? - - abort 'Error: you can\'t specify both --name and --env' unless options[:env].nil? || options[:name].nil? - - host_type = nil - if options[:name] - details = GceHelper.get_host_details(options[:name]) - ah.extra_vars['oo_host_group_exp'] = options[:name] - ah.extra_vars['oo_env'] = details['env'] - host_type = details['host-type'] - elsif options[:type] && options[:env] - oo_env_host_type_tag = GceHelper.generate_env_host_type_tag_name(options[:env], options[:type]) - ah.extra_vars['oo_host_group_exp'] = "groups['#{oo_env_host_type_tag}']" - ah.extra_vars['oo_env'] = options[:env] - host_type = options[:type] - else - abort 'Error: you need to specify either --name or (--type and --env)' - end - - puts - puts "Terminating #{options[:type]} instance(s) in GCE..." - ah.ignore_bug_6407 - - ah.run_playbook("playbooks/gce/#{host_type}/terminate.yml") - end - - desc "list", "Lists instances." - def list() - hosts = GceHelper.list_hosts() - - data = {} - hosts.each do |key,value| - value.each { |h| (data[h] ||= []) << key } - end - - puts - puts "Instances" - puts "---------" - data.keys.sort.each { |k| puts " #{k}" } - puts - end - - option :file, :required => true, :type => :string, - :desc => 'The name of the file to copy.' - option :dest, :required => false, :type => :string, - :desc => 'A relative path where files are written to.' - desc "scp_from", "scp files from an instance" - def scp_from(*ssh_ops, host) - if host =~ /^([\w\d_.-]+)@([\w\d-_.]+)$/ - user = $1 - host = $2 - end - - path_to_file = options['file'] - dest = options['dest'] - - details = GceHelper.get_host_details(host) - abort "\nError: Instance [#{host}] is not RUNNING\n\n" unless details['gce_status'] == 'RUNNING' - - cmd = "scp #{ssh_ops.join(' ')}" - - if user.nil? - cmd += " " - else - cmd += " #{user}@" - end - - if dest.nil? - download = File.join(Dir.pwd, 'download') - FileUtils.mkdir_p(download) unless File.exists?(download) - cmd += "#{details['gce_public_ip']}:#{path_to_file} download/" - else - cmd += "#{details['gce_public_ip']}:#{path_to_file} #{File.expand_path(dest)}" - end - - exec(cmd) - end - - desc "ssh", "Ssh to an instance" - def ssh(*ssh_ops, host) - puts host - if host =~ /^([\w\d_.-]+)@([\w\d-_.]+)/ - user = $1 - host = $2 - end - puts "user=#{user}" - puts "host=#{host}" - - details = GceHelper.get_host_details(host) - abort "\nError: Instance [#{host}] is not RUNNING\n\n" unless details['gce_status'] == 'RUNNING' - - cmd = "ssh #{ssh_ops.join(' ')}" - - if user.nil? - cmd += " " - else - cmd += " #{user}@" - end - - cmd += "#{details['gce_public_ip']}" - - exec(cmd) - end - - option :name, :required => true, :aliases => '-n', :type => :string, - :desc => 'The name of the instance.' - desc 'details', 'Displays details about an instance.' - def details() - name = options[:name] - - details = GceHelper.get_host_details(name) - - key_size = details.keys.max_by { |k| k.size }.size - - header = "Details for #{name}" - puts - puts header - header.size.times { print '-' } - puts - details.each { |k,v| printf("%#{key_size + 2}s: %s\n", k, v) } - puts - end - - desc 'types', 'Displays instance types' - def types() - puts - puts "Available Host Types" - puts "--------------------" - LaunchHelper.get_gce_host_types.each { |t| puts " #{t}" } - puts - end - end - class CloudCommand < Thor desc 'gce', 'Manages Google Compute Engine assets' subcommand "gce", GceCommand @@ -413,6 +17,7 @@ extra_vars: #{@extra_vars.to_json} end if __FILE__ == $0 + SCRIPT_DIR = File.expand_path(File.dirname(__FILE__)) Dir.chdir(SCRIPT_DIR) do # Kick off thor OpenShift::Ops::CloudCommand.start(ARGV) -- cgit v1.2.3