Class: VMC::Cli::Command::Apps

Inherits:
Base show all
Includes:
VMC::Cli::ConsoleHelper, FileHelper, ManifestHelper, ServicesHelper, TunnelHelper
Defined in:
lib/cli/commands/apps.rb

Constant Summary collapse

SLEEP_TIME = 
1
LINE_LENGTH = 
80
TICKER_TICKS =

Numerators are in secs

25/SLEEP_TIME
HEALTH_TICKS = 
5/SLEEP_TIME
TAIL_TICKS = 
45/SLEEP_TIME
GIVEUP_TICKS = 
120/SLEEP_TIME

Constants included from TunnelHelper

TunnelHelper::HELPER_APP, TunnelHelper::HELPER_VERSION, TunnelHelper::PORT_RANGE

Constants included from ManifestHelper

ManifestHelper::DEFAULTS, ManifestHelper::MANIFEST, ManifestHelper::YES_SET

Constants inherited from Base

Base::MANIFEST

Instance Attribute Summary

Attributes inherited from Base

#no_prompt, #prompt_ok

Instance Method Summary collapse

Methods included from FileHelper

#check_unreachable_links, #copy_files, #ignore_sockets

Methods included from VMC::Cli::ConsoleHelper

#close_console, #console_connection_info, #console_credentials, #console_login, #console_tab_completion_data, #send_console_command, #start_local_console

Methods included from TunnelHelper

#display_tunnel_connection_info, #grab_ephemeral_port, #invalidate_tunnel_app_info, #pick_tunnel_port, #push_caldecott, #resolve_symbols, #start_caldecott, #start_local_prog, #start_tunnel, #stop_caldecott, #tunnel_app_info, #tunnel_appname, #tunnel_auth, #tunnel_bound?, #tunnel_connection_info, #tunnel_healthy?, #tunnel_pushed?, #tunnel_uniquename, #tunnel_url, #wait_for_tunnel_end, #wait_for_tunnel_start

Methods included from ManifestHelper

#bind_services, #configure_app, #configure_service, #create_services, #detect_framework, #detect_runtime, #each_app, #interact, #save_manifest, #set, #target_manifest

Methods included from ServicesHelper

#bind_service_banner, #check_app_for_restart, #create_service_banner, #delete_service_banner, #display_provisioned_services, #display_provisioned_services_table, #display_system_services, #generate_cloned_service_name, #random_service_name, #unbind_service_banner

Methods inherited from Base

#auth_token, #client, #client_info, #default_infra, #find_in_hash, #find_symbol, #frameworks_info, #initialize, #load_manifest, #load_manifest_structure, #manifest, #manifest_file, #merge_manifest, #merge_parent, #resolve_in, #resolve_lexically, #resolve_manifest, #resolve_symbol, #runtimes_info, #target_base, #target_url

Constructor Details

This class inherits a constructor from VMC::Cli::Command::Base

Instance Method Details

#clone(src_appname, dest_appname, dest_infra = nil) ⇒ Object 



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# File 'lib/cli/commands/apps.rb', line 229

def clone(src_appname, dest_appname, dest_infra=nil)
  
  # FIXME need to ask for dest_appname if nil
  
  err "Application '#{dest_appname}' already exists" if app_exists?(dest_appname)

  app = client.app_info(src_appname)

  if client.infra_supported? 
    dest_infra = @options[:infra] || client.infra_name_for_description(
        ask("Select Infrastructure",:indexed => true, :choices => client.infra_descriptions))
    client.infra = dest_infra
  end

  url_template = "#{dest_appname}.${target-base}"
  url_resolved = url_template.dup
  resolve_lexically(url_resolved)

  url = @options[:url] || ask("Application Deployed URL", :default => url_resolved)

  Dir.mktmpdir do |dir|
    zip_path = File.join(dir,src_appname)
    pull(src_appname,zip_path)

    display "Cloning '#{src_appname}' to '#{dest_appname}': "
    
    manifest = {
      :name => "#{dest_appname}",
      :staging => app[:staging],
      :uris => [ url ],
      :instances => app[:instances],
      :resources => app[:resources]
    }
    manifest[:staging][:command] = app[:staging][:command] if app[:staging][:command]
    manifest[:infra] = { :provider => dest_infra } if dest_infra
     
    client.create_app(dest_appname, manifest)      
    
    # Stage and upload the app bits.
    upload_app_bits(dest_appname, zip_path, dest_infra)

    # Clone services
    client.services.select { |s| app[:services].include?(s[:name])}.each do |service|
      display "Exporting data from #{service[:name]}: ", false
      export_info = client.export_service(service[:name])
      if export_info
        display 'OK'.green
      else
        err "Export data from '#{service}': failed"
      end
      cloned_service_name = generate_cloned_service_name(src_appname,dest_appname,service[:name],dest_infra)
      display "Creating service #{cloned_service_name}: ", false
      client.create_service(dest_infra, service[:vendor], cloned_service_name)
      display 'OK'.green
      display "Binding service #{cloned_service_name}: ", false
      client.bind_service(cloned_service_name, dest_appname)
      display 'OK'.green
      display "Importing data to #{cloned_service_name}: ", false
      import_info = client.import_service(cloned_service_name,export_info[:uri])
      if import_info
        display 'OK'.green
      else
        err "Import data into '#{service}' failed"
      end          
    end
    
    no_start = @options[:nostart]
    start(dest_appname, true) unless no_start  
    
  end
end

#console(appname, interactive = true) ⇒ Object

Raises:



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# File 'lib/cli/commands/apps.rb', line 58

def console(appname, interactive=true)

  app = client.app_info(appname)
  infra_name = app[:infra] ? app[:infra][:name] : 'aws' # FIXME 

  unless defined? Caldecott
    display "To use `vmc rails-console', you must first install Caldecott:"
    display ""
    display "\tgem install caldecott"
    display ""
    display "Note that you'll need a C compiler. If you're on OS X, Xcode"
    display "will provide one. If you're on Windows, try DevKit."
    display ""
    display "This manual step will be removed in the future."
    display ""
    err "Caldecott is not installed."
  end

  #Make sure there is a console we can connect to first
  conn_info = console_connection_info appname

  port = pick_tunnel_port(@options[:port] || 20000)

  raise VMC::Client::AuthError unless client.logged_in?

  if not tunnel_pushed?(infra_name)
    display "Deploying tunnel application '#{tunnel_appname(infra_name)}'."
    auth = UUIDTools::UUID.random_create.to_s
    push_caldecott(auth,infra_name)
    start_caldecott(infra_name)
  else
    auth = tunnel_auth(infra_name)
  end


  if not tunnel_healthy?(auth,infra_name)
    display "Redeploying tunnel application '#{tunnel_appname(infra_name)}'."
    # We don't expect caldecott not to be running, so take the
    # most aggressive restart method.. delete/re-push
    client.delete_app(tunnel_appname(infra_name))
    invalidate_tunnel_app_info(infra_name)
    push_caldecott(auth,infra_name)
    start_caldecott(infra_name)
  end

  start_tunnel(port, conn_info, auth, infra_name)
  wait_for_tunnel_start(port)
  start_local_console(port, appname) if interactive
  port
end

#crashes(appname, print_results = true, since = 0) ⇒ Object 



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# File 'lib/cli/commands/apps.rb', line 309

def crashes(appname, print_results=true, since=0)
  crashed = client.app_crashes(appname)[:crashes]
  crashed.delete_if { |c| c[:since] < since }
  instance_map = {}

#      return display JSON.pretty_generate(apps) if @options[:json]


  counter = 0
  crashed = crashed.to_a.sort { |a,b| a[:since] - b[:since] }
  crashed_table = table do |t|
    t.headings = 'Name', 'Instance ID', 'Crashed Time'
    crashed.each do |crash|
      name = "#{appname}-#{counter += 1}"
      instance_map[name] = crash[:instance]
      t << [name, crash[:instance], Time.at(crash[:since]).strftime("%m/%d/%Y %I:%M%p")]
    end
  end

  VMC::Cli::Config.store_instances(instance_map)

  if @options[:json]
    return display JSON.pretty_generate(crashed)
  elsif print_results
    display "\n"
    if crashed.empty?
      display "No crashed instances for [#{appname}]" if print_results
    else
      display crashed_table if print_results
    end
  end

  crashed
end

#crashlogs(appname) ⇒ Object 



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# File 'lib/cli/commands/apps.rb', line 344

def crashlogs(appname)
  instance = @options[:instance] || '0'
  grab_crash_logs(appname, instance)
end

#delete(appname = nil) ⇒ Object 



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# File 'lib/cli/commands/apps.rb', line 191

def delete(appname=nil)
  force = @options[:force]
  if @options[:all]
    if no_prompt || force || ask("Delete ALL applications?", :default => false)
      apps = client.apps
      apps.each { |app| delete_app(app[:name], force) }
    end
  else
    err 'No valid appname given' unless appname
    delete_app(appname, force)
  end
end

#download(appname, path = nil) ⇒ Object 



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# File 'lib/cli/commands/apps.rb', line 213

def download(appname, path=nil)
  path = File.expand_path(path || "#{appname}.zip" )
  banner = "Downloading last pushed source code to #{path}: "
  display banner, false      
  client.app_download(appname, path)
  display 'OK'.green
end

#environment(appname) ⇒ Object 



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# File 'lib/cli/commands/apps.rb', line 415

def environment(appname)
  app = client.app_info(appname)
  env = app[:env] || []
  return display JSON.pretty_generate(env) if @options[:json]
  return display "No Environment Variables" if env.empty?
  etable = table do |t|
    t.headings = 'Variable', 'Value'
    env.each do |e|
      k,v = e.split('=', 2)
      t << [k, v]
    end
  end
  display "\n"
  display etable
end

#environment_add(appname, k, v = nil) ⇒ Object 



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# File 'lib/cli/commands/apps.rb', line 431

def environment_add(appname, k, v=nil)
  app = client.app_info(appname)
  env = app[:env] || []
  k,v = k.split('=', 2) unless v
  env << "#{k}=#{v}"
  display "Adding Environment Variable [#{k}=#{v}]: ", false
  app[:env] = env
  client.update_app(appname, app)
  display 'OK'.green
  restart appname if app[:state] == 'STARTED'
end

#environment_del(appname, variable) ⇒ Object 



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# File 'lib/cli/commands/apps.rb', line 443

def environment_del(appname, variable)
  app = client.app_info(appname)
  env = app[:env] || []
  deleted_env = nil
  env.each do |e|
    k,v = e.split('=')
    if (k == variable)
      deleted_env = e
      break;
    end
  end
  display "Deleting Environment Variable [#{variable}]: ", false
  if deleted_env
    env.delete(deleted_env)
    app[:env] = env
    client.update_app(appname, app)
    display 'OK'.green
    restart appname if app[:state] == 'STARTED'
  else
    display 'OK'.green
  end
end

#files(appname, path = '/') ⇒ Object 



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# File 'lib/cli/commands/apps.rb', line 204

def files(appname, path='/')
  return all_files(appname, path) if @options[:all] && !@options[:instance]
  instance = @options[:instance] || '0'
  content = client.app_files(appname, path, instance)
  display content
rescue VMC::Client::NotFound, VMC::Client::TargetError
  err 'No such file or directory'
end

#info(what, default = nil) ⇒ Object 



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# File 'lib/cli/commands/apps.rb', line 54

def info(what, default=nil)
  @options[what] || (@app_info && @app_info[what.to_s]) || default
end

#instances(appname, num = nil) ⇒ Object 



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# File 'lib/cli/commands/apps.rb', line 349

def instances(appname, num=nil)
  if num
    change_instances(appname, num)
  else
    get_instances(appname)
  end
end

#list ⇒ Object Also known as: apps 



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# File 'lib/cli/commands/apps.rb', line 19

def list
  apps = client.apps
  apps.sort! {|a, b| a[:name] <=> b[:name] }
  return display JSON.pretty_generate(apps || []) if @options[:json]

  display "\n"
  return display "No Applications" if apps.nil? || apps.empty?
  
  infra_supported = !apps.detect { |a| a[:infra] }.nil?

  apps_table = table do |t|
    t.headings = 'Application', '# ', 'Health', 'URLS', 'Services'
    t.headings << 'In' if infra_supported
    apps.each do |app|
      a = [app[:name], app[:instances], health(app), app[:uris].join(', '), app[:services].join(', ')]
      if infra_supported
        a << ( app[:infra] ? app[:infra][:provider] : "   " )
      end
      t << a  
    end
  end
  display apps_table
end

#logs(appname) ⇒ Object 



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# File 'lib/cli/commands/apps.rb', line 301

def logs(appname)
  # Check if we have an app before progressing further
  client.app_info(appname)
  return grab_all_logs(appname) if @options[:all] && !@options[:instance]
  instance = @options[:instance] || '0'
  grab_logs(appname, instance)
end

#map(appname, url) ⇒ Object 



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# File 'lib/cli/commands/apps.rb', line 171

def map(appname, url)
  app = client.app_info(appname)
  uris = app[:uris] || []
  uris << url
  app[:uris] = uris
  client.update_app(appname, app)
  display "Successfully mapped url".green
end

#mem(appname, memsize = nil) ⇒ Object 



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# File 'lib/cli/commands/apps.rb', line 139

def mem(appname, memsize=nil)
  app = client.app_info(appname)
  mem = current_mem = mem_quota_to_choice(app[:resources][:memory])
  memsize = normalize_mem(memsize) if memsize

  memsize ||= ask(
    "Update Memory Reservation?",
    :default => current_mem,
    :choices => mem_choices
  )

  mem         = mem_choice_to_quota(mem)
  memsize     = mem_choice_to_quota(memsize)
  current_mem = mem_choice_to_quota(current_mem)

  display "Updating Memory Reservation to #{mem_quota_to_choice(memsize)}: ", false

  # check memsize here for capacity
  check_has_capacity_for((memsize - mem) * app[:instances])

  mem = memsize

  if (mem != current_mem)
    app[:resources][:memory] = mem
    client.update_app(appname, app)
    display 'OK'.green
    restart appname if app[:state] == 'STARTED'
  else
    display 'OK'.green
  end
end

#pull(appname, path = nil) ⇒ Object 



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# File 'lib/cli/commands/apps.rb', line 221

def pull(appname, path=nil)
  path = File.expand_path(path || appname)
  banner = "Pulling last pushed source code: "
  display banner, false      
  client.app_pull(appname, path)
  display 'OK'.green
end

#push(appname = nil) ⇒ Object 



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# File 'lib/cli/commands/apps.rb', line 390

def push(appname=nil)
  unless no_prompt || @options[:path]
    proceed = ask(
      'Would you like to deploy from the current directory?',
      :default => true
    )

    unless proceed
      @path = ask('Deployment path')
    end
  end

  pushed = false
  each_app(false) do |name|
    display "Pushing application '#{name}'..." if name
    do_push(name)
    pushed = true
  end

  unless pushed
    @application = @path
    do_push(appname)
  end
end

#restart(appname = nil) ⇒ Object 



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# File 'lib/cli/commands/apps.rb', line 134

def restart(appname=nil)
  stop(appname)
  start(appname)
end

#start(appname = nil, push = false) ⇒ Object 



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# File 'lib/cli/commands/apps.rb', line 109

def start(appname=nil, push=false)
  if appname
    do_start(appname, push)
  else
    each_app do |name|
      do_start(name, push)
    end
  end
end

#stats(appname = nil) ⇒ Object 



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# File 'lib/cli/commands/apps.rb', line 357

def stats(appname=nil)
  if appname
    display "\n", false
    do_stats(appname)
  else
    each_app do |n|
      display "\n#{n}:"
      do_stats(n)
    end
  end
end

#stop(appname = nil) ⇒ Object 



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# File 'lib/cli/commands/apps.rb', line 119

def stop(appname=nil)
  if appname
    do_stop(appname)
  else
    reversed = []
    each_app do |name|
      reversed.unshift name
    end

    reversed.each do |name|
      do_stop(name)
    end
  end
end

#unmap(appname, url) ⇒ Object 



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# File 'lib/cli/commands/apps.rb', line 180

def unmap(appname, url)
  app = client.app_info(appname)
  uris = app[:uris] || []
  url = url.gsub(/^http(s*):\/\//i, '')
  deleted = uris.delete(url)
  err "Invalid url" unless deleted
  app[:uris] = uris
  client.update_app(appname, app)
  display "Successfully unmapped url".green
end

#update(appname = nil) ⇒ Object 



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# File 'lib/cli/commands/apps.rb', line 369

def update(appname=nil)
  if appname
    app = client.app_info(appname)
    if @options[:canary]
      display "[--canary] is deprecated and will be removed in a future version".yellow
    end
    infra = app[:infra] ? app[:infra][:provider] : nil
    upload_app_bits(appname, @path, infra)
    restart appname if app[:state] == 'STARTED'
  else
    each_app do |name|
      display "Updating application '#{name}'..."

      app = client.app_info(name)
      infra = app[:infra] ? app[:infra][:provider] : nil
      upload_app_bits(name, @application, infra)
      restart name if app[:state] == 'STARTED'
    end
  end
end