Class: DevLXC::CLI::DevLXC

Inherits:
Thor
  • Object
show all
Defined in:
lib/dev-lxc/cli.rb

Instance Method Summary collapse

Instance Method Details

#attach(server_name_regex) ⇒ Object 



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# File 'lib/dev-lxc/cli.rb', line 280

def attach(server_name_regex)
  servers = get_cluster(options[:config]).get_sorted_servers(server_name_regex)
  if servers.length > 1
    puts "ERROR: The following servers matched '#{server_name_regex}'"
    servers.map { |s| puts "       #{s.name}" }
    puts "       Please specify a single server to attach to"
    exit 1
  elsif servers.empty?
    puts "ERROR: No servers matched '#{server_name_regex}'"
    puts "       Please specify a single server to attach to"
    exit 1
  end
  container = servers.first.container
  if !container.defined? || !container.running?
    puts "ERROR: Server '#{container.name}' is not running"
    exit 1
  end
  attach_opts = {
    wait: true,
    env_policy: LXC::LXC_ATTACH_CLEAR_ENV,
    extra_env_vars: ["LANG=en_US.UTF-8", "TERM=linux", "HOME=#{ENV['HOME']}"]
  }
  shell = ENV['SHELL']
  container.attach(attach_opts) { system(shell) }
end

#chef_repo ⇒ Object 



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# File 'lib/dev-lxc/cli.rb', line 310

def chef_repo
  get_cluster(options[:config]).chef_repo(options[:force], options[:pivotal])
end

#create_base_container(base_container_name = nil) ⇒ Object 



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# File 'lib/dev-lxc/cli.rb', line 34

def create_base_container(base_container_name=nil)
  start_time = Time.now
  base_container_names = %w(b-ubuntu-1204 b-ubuntu-1404 b-ubuntu-1604 b-centos-5 b-centos-6 b-centos-7)
  if base_container_name.nil? || ! base_container_names.include?(base_container_name)
    base_container_names_with_index = base_container_names.map.with_index{ |a, i| [i+1, *a]}
    print_table base_container_names_with_index
    selection = ask("Which base container do you want to create?", :limited_to => base_container_names_with_index.map{|c| c[0].to_s})
    base_container_name = base_container_names[selection.to_i - 1]
  end
  ::DevLXC.create_base_container(base_container_name, options[:options])
  puts
  print_elapsed_time(Time.now - start_time)
end

#destroy(server_name_regex = nil) ⇒ Object 



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# File 'lib/dev-lxc/cli.rb', line 405

def destroy(server_name_regex=nil)
  servers = get_cluster(options[:config]).get_sorted_servers(server_name_regex)
  if servers.empty?
    puts "No matching server names were found"
    exit
  end
  unless options[:force]
    confirmation_string = String.new
    servers.reverse_each { |s| confirmation_string += "#{s.name}\n" }
    confirmation_string += "Are you sure you want to destroy these servers? (y/N)\n"
    return unless yes?(confirmation_string)
  end
  start_time = Time.now
  get_cluster(options[:config]).destroy(server_name_regex)
  print_elapsed_time(Time.now - start_time)
end

#halt(server_name_regex = nil) ⇒ Object 



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# File 'lib/dev-lxc/cli.rb', line 348

def halt(server_name_regex=nil)
  start_time = Time.now
  get_cluster(options[:config]).halt(server_name_regex)
  print_elapsed_time(Time.now - start_time)
end

#init ⇒ Object 



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# File 'lib/dev-lxc/cli.rb', line 62

def init
  header = %Q(# base_container must be the name of an existing container
base_container: b-ubuntu-1404

# list any host directories you want mounted into the servers
#mounts:
#  - /root/work root/work

# list any SSH public keys you want added to /home/dev-lxc/.ssh/authorized_keys
#ssh-keys:
#  - /root/work/clusters/id_rsa.pub

# DHCP reserved (static) IPs must be selected from the IP range 10.0.3.150 - 254
)
  chef_tier_config = %Q(
chef-server:
  topology: tier
  api_fqdn: chef.lxc
  users:          # a user's password will be the same as its username
- mary-admin
- joe-user
  orgs:
demo:
  admins:
    - mary-admin
  non-admins:
    - joe-user
  servers:
chef-be.lxc:
  ipaddress: 10.0.3.201
  role: backend
  bootstrap: true
  products:
    chef-server:
    push-jobs-server:
    reporting:
chef-fe1.lxc:
  ipaddress: 10.0.3.202
  role: frontend
  products:
    chef-server:
    manage:
    push-jobs-server:
    reporting:
)
  chef_config = %Q(
chef-server:
  users:          # a user's password will be the same as its username
- mary-admin
- joe-user
  orgs:
demo:
  admins:
    - mary-admin
  non-admins:
    - joe-user
  servers:
chef.lxc:
  ipaddress: 10.0.3.203
  products:
    chef-server:
    manage:
    push-jobs-server:
    reporting:
)
  automate_config = %Q(
automate:
  servers:
automate.lxc:
  ipaddress: 10.0.3.200
  products:
    delivery:
  license_path: /path/for/automate.license
  chef_org: delivery
  enterprise_name: demo-ent
)
  build_nodes_config = %Q(
build-nodes:
  servers:
build-node-1.lxc:
  products:
    chefdk:     # downloaded only
)
  runners_config = %Q(
runners:
  servers:
runner-1.lxc:
  products:
    chefdk:     # downloaded only
)
  analytics_config = %Q(
analytics:
  servers:
analytics.lxc:
  ipaddress: 10.0.3.204
  products:
    analytics:
)
  compliance_config = %Q(
compliance:
  admin_user: admin         # the password will be the same as the username
  servers:
compliance.lxc:
  ipaddress: 10.0.3.205
  products:
    compliance:
)
  supermarket_config = %Q(
supermarket:
  servers:
supermarket.lxc:
  ipaddress: 10.0.3.206
  products:
    supermarket:
)
  adhoc_config = %Q(
adhoc:
  servers:
adhoc.lxc:
  ipaddress: 10.0.3.207
)
  chef_backend_config = %Q(
chef-backend:
  api_fqdn: chef.lxc
  users:          # a user's password will be the same as its username
- mary-admin
- joe-user
  orgs:
demo:
  admins:
    - mary-admin
  non-admins:
    - joe-user
  servers:
chef-backend1.lxc:
  ipaddress: 10.0.3.208
  role: backend
  leader: true
  products:
    chef-backend:
chef-backend2.lxc:
  ipaddress: 10.0.3.209
  role: backend
  products:
    chef-backend:
chef-backend3.lxc:
  ipaddress: 10.0.3.210
  role: backend
  products:
    chef-backend:
chef-frontend1.lxc:
  ipaddress: 10.0.3.211
  role: frontend
  bootstrap: true
  products:
    chef-server:
    manage:
)
  nodes_config = %Q(
nodes:
  chef_server_url: https://chef.lxc/organizations/demo
  validation_client_name: demo-validator
  # comment out or remove the validation_key path to use chef-server keys generated by dev-lxc
  validation_key: # /path/for/ORG-validator.pem
  servers:
node-1.lxc:
  products:
    chef:
)
  config = ""
  config += header unless options[:append]
  config += chef_config if options[:chef]
  config += chef_tier_config if options[:chef_tier]
  config += analytics_config if options[:analytics]
  config += compliance_config if options[:compliance]
  config += supermarket_config if options[:supermarket]
  config += automate_config if options[:automate]
  config += build_nodes_config if options[:build_nodes]
  config += runners_config if options[:runners]
  config += adhoc_config if options[:adhoc]
  config += chef_backend_config if options[:chef_backend]
  config += nodes_config if options[:nodes]
  if options[:filename]
    mode = options[:append] ? 'a' : 'w'
    IO.write(options[:filename], config, mode: mode)
  else
    puts config
  end
end

#prepare_product_cache(server_name_regex = nil) ⇒ Object 



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# File 'lib/dev-lxc/cli.rb', line 330

def prepare_product_cache(server_name_regex=nil)
  start_time = Time.now
  cluster = get_cluster(options[:config])
  servers = cluster.get_sorted_servers(server_name_regex)
  cluster.prep_product_cache(servers, true)
  print_elapsed_time(Time.now - start_time)
end

#print_automate_credentials ⇒ Object 



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# File 'lib/dev-lxc/cli.rb', line 316

def print_automate_credentials
  get_cluster(options[:config]).print_automate_credentials
end

#run_command(server_name_regex = nil, command) ⇒ Object 



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# File 'lib/dev-lxc/cli.rb', line 322

def run_command(server_name_regex=nil, command)
  start_time = Time.now
  get_cluster(options[:config]).get_sorted_servers(server_name_regex).each { |s| s.run_command(command); puts }
  print_elapsed_time(Time.now - start_time)
end

#show_config ⇒ Object 



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# File 'lib/dev-lxc/cli.rb', line 28

def show_config
  get_cluster(options[:config]).show_config(options[:include_products])
end

#snapshot(server_name_regex = nil) ⇒ Object 



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# File 'lib/dev-lxc/cli.rb', line 360

def snapshot(server_name_regex=nil)
  start_time = Time.now
  servers = get_cluster(options[:config]).get_sorted_servers(server_name_regex)
  if options[:list]
    servers.each_with_index do |s, server_index|
      puts s.name
      s.snapshot_list.each do |snapname, snaptime, snap_comment|
        printf "  |_ %s %s %s\n", snapname, snaptime, snap_comment
      end
      puts if server_index + 1 < servers.length
    end
    return
  elsif options[:destroy]
    snapname = options[:destroy] == 'destroy' ? "LAST" : options[:destroy]
    servers.each { |s| s.snapshot_destroy(snapname); puts }
  elsif options[:restore]
    running_servers = Array.new
    servers.each do |s|
      running_servers << s.name if s.container.running?
    end
    unless running_servers.empty?
      puts "ERROR: Aborting snapshot restore because the following servers are running"
      puts running_servers
      exit 1
    end
    snapname = options[:restore] == 'restore' ? "LAST" : options[:restore]
    servers.each { |s| s.snapshot_restore(snapname); puts }
  else
    running_servers = Array.new
    servers.each do |s|
      running_servers << s.name if s.container.running?
    end
    unless running_servers.empty?
      puts "ERROR: Aborting snapshot because the following servers are running"
      puts running_servers
      exit 1
    end
    servers.each { |s| s.snapshot(options[:comment]); puts }
  end
  print_elapsed_time(Time.now - start_time)
end

#status(server_name_regex = nil) ⇒ Object 



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# File 'lib/dev-lxc/cli.rb', line 254

def status(server_name_regex=nil)
  cluster = get_cluster(options[:config])
  if cluster.config['chef-server'][:topology] == "tier" && cluster.config['chef-server'][:fqdn]
    printf "Chef Server FQDN: %s\n\n", cluster.config['chef-server'][:fqdn]
  end
  if cluster.config['chef-backend'][:fqdn]
    printf "Chef Server FQDN: %s\n\n", cluster.config['chef-backend'][:fqdn]
  end
  if cluster.config['analytics'][:topology] == "tier" && cluster.config['analytics'][:fqdn]
    printf "Analytics FQDN: %s\n\n", cluster.config['analytics'][:fqdn]
  end
  servers = Array.new
  cluster.get_sorted_servers(server_name_regex).map { |s| servers << s.status }
  max_server_name_length = servers.max_by { |s| s['name'].length }['name'].length unless servers.empty?
  servers.each_with_index do |s, server_index|
    printf "%-#{max_server_name_length}s     %-15s %s\n", s['name'], s['state'].upcase, s['ip_addresses']
    server = cluster.get_server(s['name'])
    server.snapshot_list.each do |snapname, snaptime, snap_comment|
      printf "  |_ %s %s %s\n", snapname, snaptime, snap_comment
    end
    puts if server_index + 1 < servers.length
  end
end

#up(server_name_regex = nil) ⇒ Object 



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# File 'lib/dev-lxc/cli.rb', line 340

def up(server_name_regex=nil)
  start_time = Time.now
  get_cluster(options[:config]).up(server_name_regex)
  print_elapsed_time(Time.now - start_time)
end