Class: Chef::Knife::Core::BootstrapContext

Inherits:
Object
  • Object
show all
Defined in:
lib/chef/knife/core/bootstrap_context.rb

Overview

Instances of BootstrapContext are the context objects (i.e., self) for bootstrap templates. For backwards compatibility, they must set the following instance variables:

  • @config - a hash of knife’s config values

  • @run_list - the run list for the node to boostrap

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(config, run_list, chef_config, secret = nil) ⇒ BootstrapContext

Returns a new instance of BootstrapContext.



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# File 'lib/chef/knife/core/bootstrap_context.rb', line 35

def initialize(config, run_list, chef_config, secret = nil)
  @config       = config
  @run_list     = run_list
  @chef_config  = chef_config
  @secret       = secret
end

Instance Attribute Details

#client_pem ⇒ Object

Returns the value of attribute client_pem.



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# File 'lib/chef/knife/core/bootstrap_context.rb', line 33

def client_pem
  @client_pem
end

Instance Method Details

#bootstrap_environment ⇒ Object 



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# File 'lib/chef/knife/core/bootstrap_context.rb', line 42

def bootstrap_environment
  @chef_config[:environment] || '_default'
end

#config_content ⇒ Object 



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# File 'lib/chef/knife/core/bootstrap_context.rb', line 64

def config_content
  client_rb = "log_location     STDOUT\nchef_server_url  \"\#{@chef_config[:chef_server_url]}\"\nvalidation_client_name \"\#{@chef_config[:validation_client_name]}\"\n"
  if @config[:chef_node_name]
    client_rb << %Q{node_name "#{@config[:chef_node_name]}"\n}
  else
    client_rb << "# Using default node name (fqdn)\n"
  end

  # We configure :verify_api_cert only when it's overridden on the CLI
  # or when specified in the knife config.
  if !@config[:node_verify_api_cert].nil? || knife_config.has_key?(:verify_api_cert)
    value = @config[:node_verify_api_cert].nil? ? knife_config[:verify_api_cert] : @config[:node_verify_api_cert]
    client_rb << %Q{verify_api_cert #{value}\n}
  end

  # We configure :ssl_verify_mode only when it's overridden on the CLI
  # or when specified in the knife config.
  if @config[:node_ssl_verify_mode] || knife_config.has_key?(:ssl_verify_mode)
    value = case @config[:node_ssl_verify_mode]
    when "peer"
      :verify_peer
    when "none"
      :verify_none
    when nil
      knife_config[:ssl_verify_mode]
    else
      nil
    end

    if value
      client_rb << %Q{ssl_verify_mode :#{value}\n}
    end
  end

  if @config[:ssl_verify_mode]
    client_rb << %Q{ssl_verify_mode :#{knife_config[:ssl_verify_mode]}\n}
  end

  if knife_config[:bootstrap_proxy]
    client_rb << %Q{http_proxy        "#{knife_config[:bootstrap_proxy]}"\n}
    client_rb << %Q{https_proxy       "#{knife_config[:bootstrap_proxy]}"\n}
  end

  if knife_config[:bootstrap_no_proxy]
    client_rb << %Q{no_proxy       "#{knife_config[:bootstrap_no_proxy]}"\n}
  end

  if encrypted_data_bag_secret
    client_rb << %Q{encrypted_data_bag_secret "/etc/chef/encrypted_data_bag_secret"\n}
  end

  unless trusted_certs.empty?
    client_rb << %Q{trusted_certs_dir "/etc/chef/trusted_certs"\n}
  end

  client_rb
end

#encrypted_data_bag_secret ⇒ Object 



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# File 'lib/chef/knife/core/bootstrap_context.rb', line 54

def encrypted_data_bag_secret
  @secret
end

#first_boot ⇒ Object 



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# File 'lib/chef/knife/core/bootstrap_context.rb', line 165

def first_boot
  (@config[:first_boot_attributes] || {}).merge(:run_list => @run_list)
end

#knife_config ⇒ Object 



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# File 'lib/chef/knife/core/bootstrap_context.rb', line 135

def knife_config
  @chef_config.key?(:knife) ? @chef_config[:knife] : {}
end

#latest_current_chef_version_string ⇒ Object

chef version string to fetch the latest current version from omnitruck If user is on X.Y.Z bootstrap will use the latest X release X here can be 10 or 11



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# File 'lib/chef/knife/core/bootstrap_context.rb', line 143

def latest_current_chef_version_string
  installer_version_string = nil
  if @config[:prerelease]
    installer_version_string = ["-p"]
  else
    chef_version_string = if knife_config[:bootstrap_version]
      knife_config[:bootstrap_version]
    else
      Chef::VERSION.split(".").first
    end

    installer_version_string = ["-v", chef_version_string]

    # If bootstrapping a pre-release version add -p to the installer string
    if chef_version_string.split(".").length > 3
      installer_version_string << "-p"
    end
  end

  installer_version_string.join(" ")
end

#start_chef ⇒ Object 



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# File 'lib/chef/knife/core/bootstrap_context.rb', line 126

def start_chef
  # If the user doesn't have a client path configure, let bash use the PATH for what it was designed for
  client_path = @chef_config[:chef_client_path] || 'chef-client'
  s = "#{client_path} -j /etc/chef/first-boot.json"
  s << ' -l debug' if @config[:verbosity] and @config[:verbosity] >= 2
  s << " -E #{bootstrap_environment}"
  s
end

#trusted_certs ⇒ Object

Contains commands and content, see trusted_certs_content TODO: Rename to trusted_certs_script



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# File 'lib/chef/knife/core/bootstrap_context.rb', line 60

def trusted_certs
  @trusted_certs ||= trusted_certs_content
end

#validation_key ⇒ Object 



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# File 'lib/chef/knife/core/bootstrap_context.rb', line 46

def validation_key
  if File.exist?(File.expand_path(@chef_config[:validation_key]))
    IO.read(File.expand_path(@chef_config[:validation_key]))
  else
    false
  end
end