Class: Ssh

Inherits:
Object
  • Object
show all
Defined in:
lib/vmfloaty/ssh.rb

Class Method Summary collapse

Class Method Details

.command_string(verbose, service, host_os, use_token, ondemand = nil) ⇒ Object 



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# File 'lib/vmfloaty/ssh.rb', line 17

def self.command_string(verbose, service, host_os, use_token, ondemand = nil)
  ssh_path = which('ssh')
  raise 'Could not determine path to ssh' unless ssh_path
  os_types = Utils.generate_os_hash([host_os])
  os_types[host_os] = 1

  response = service.retrieve(verbose, os_types, use_token, ondemand)
  raise "Could not get vm from #{service.type}:\n #{response}" unless response['ok']

  user = /win/.match?(host_os) ? 'Administrator' : 'root'

  if ondemand
    requestid = response['request_id']
    service.wait_for_request(verbose, requestid)
    hosts = service.check_ondemandvm(verbose, requestid, service.url)
    if hosts['domain'].nil?
      hostname = hosts[host_os]['hostname']
      hostname = hosts[host_os]['hostname'][0] if hosts[host_os]['hostname'].is_a?(Array)
    else
      # Provides backwards compatibility with VMPooler API v1
      hostname = "#{hosts[host_os]['hostname']}.#{hosts['domain']}"
      hostname = "#{hosts[host_os]['hostname'][0]}.#{hosts['domain']}" if hosts[host_os]['hostname'].is_a?(Array)
    end
  else
    if response['domain'].nil?
      hostname = response[host_os]['hostname']
      hostname = response[host_os]['hostname'][0] if response[host_os]['hostname'].is_a?(Array)
    else
      # Provides backwards compatibility with VMPooler API v1
      hostname = "#{response[host_os]['hostname']}.#{response['domain']}"
      hostname = "#{response[host_os]['hostname'][0]}.#{response['domain']}" if response[host_os]['hostname'].is_a?(Array)
    end
  end

  "#{ssh_path} #{user}@#{hostname}"
end

.ssh(verbose, service, host_os, use_token, ondemand) ⇒ Object 



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# File 'lib/vmfloaty/ssh.rb', line 54

def self.ssh(verbose, service, host_os, use_token, ondemand)
  cmd = command_string(verbose, service, host_os, use_token, ondemand)
  # TODO: Should this respect more ssh settings? Can it be configured
  #       by users ssh config and does this respect those settings?
  Kernel.exec(cmd)
  nil
end

.which(cmd) ⇒ Object 



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# File 'lib/vmfloaty/ssh.rb', line 4

def self.which(cmd)
  # Gets path of executable for given command

  exts = ENV['PATHEXT'] ? ENV['PATHEXT'].split(';') : ['']
  ENV['PATH'].split(File::PATH_SEPARATOR).each do |path|
    exts.each do |ext|
      exe = File.join(path, "#{cmd}#{ext}")
      return exe if File.executable?(exe) && !File.directory?(exe)
    end
  end
  nil
end