Class: Chef::Formatters::ErrorInspectors::RunListExpansionErrorInspector

Inherits:
Object
  • Object
show all
Includes:
APIErrorFormatting
Defined in:
lib/chef/formatters/error_inspectors/run_list_expansion_error_inspector.rb

Constant Summary

Constants included from APIErrorFormatting

APIErrorFormatting::NETWORK_ERROR_CLASSES

Instance Attribute Summary collapse

Instance Method Summary collapse

Methods included from APIErrorFormatting

#api_key, #clock_skew?, #describe_400_error, #describe_401_error, #describe_500_error, #describe_503_error, #describe_http_error, #describe_network_errors, #format_rest_error, #server_url, #username

Constructor Details

#initialize(node, exception) ⇒ RunListExpansionErrorInspector

Returns a new instance of RunListExpansionErrorInspector.



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# File 'lib/chef/formatters/error_inspectors/run_list_expansion_error_inspector.rb', line 32

def initialize(node, exception)
  @node, @exception = node, exception
end

Instance Attribute Details

#exception ⇒ Object (readonly)

Returns the value of attribute exception.



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# File 'lib/chef/formatters/error_inspectors/run_list_expansion_error_inspector.rb', line 29

def exception
  @exception
end

#node ⇒ Object (readonly)

Returns the value of attribute node.



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# File 'lib/chef/formatters/error_inspectors/run_list_expansion_error_inspector.rb', line 30

def node
  @node
end

Instance Method Details

#add_explanation(error_description) ⇒ Object 



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# File 'lib/chef/formatters/error_inspectors/run_list_expansion_error_inspector.rb', line 36

def add_explanation(error_description)
  case exception
  when Errno::ECONNREFUSED, Timeout::Error, Errno::ETIMEDOUT, SocketError
    error_description.section("Networking Error:",<<-E)
#{exception.message}

Your chef_server_url may be misconfigured, or the network could be down.
E
  when Net::HTTPServerException, Net::HTTPFatalError
    humanize_http_exception(error_description)
  when Chef::Exceptions::MissingRole
    describe_missing_role(error_description)
  else
    error_description.section("Unexpected Error:","#{exception.class.name}: #{exception.message}")
  end
end

#config ⇒ Object 



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# File 'lib/chef/formatters/error_inspectors/run_list_expansion_error_inspector.rb', line 69

def config
  Chef::Config
end

#describe_missing_role(error_description) ⇒ Object 



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# File 'lib/chef/formatters/error_inspectors/run_list_expansion_error_inspector.rb', line 53

def describe_missing_role(error_description)
  error_description.section("Missing Role(s) in Run List:", missing_roles_explained)
  original_run_list = node.run_list.map {|item| "* #{item}"}.join("\n")
  error_description.section("Original Run List", original_run_list)
end

#humanize_http_exception(error_description) ⇒ Object 



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# File 'lib/chef/formatters/error_inspectors/run_list_expansion_error_inspector.rb', line 73

def humanize_http_exception(error_description)
  response = exception.response
  case response
  when Net::HTTPUnauthorized
    error_description.section("Authentication Error:",<<-E)
Failed to authenticate to the chef server (http 401).
E

    error_description.section("Server Response:", format_rest_error)
    error_description.section("Relevant Config Settings:",<<-E)
chef_server_url   "#{server_url}"
node_name         "#{username}"
client_key        "#{api_key}"

If these settings are correct, your client_key may be invalid.
E
  when Net::HTTPForbidden
    # TODO: we're rescuing errors from Node.find_or_create
    # * could be no write on nodes container
    # * could be no read on the node
    error_description.section("Authorization Error",<<-E)
Your client is not authorized to load one or more of your roles (HTTP 403).
E
    error_description.section("Server Response:", format_rest_error)

    error_description.section("Possible Causes:",<<-E)
* Your client (#{username}) may have misconfigured authorization permissions.
E
  when Net::HTTPInternalServerError
    error_description.section("Unknown Server Error:",<<-E)
The server had a fatal error attempting to load a role.
E
    error_description.section("Server Response:", format_rest_error)
  when Net::HTTPBadGateway, Net::HTTPServiceUnavailable
    error_description.section("Server Unavailable","The Chef Server is temporarily unavailable")
    error_description.section("Server Response:", format_rest_error)
  else
    error_description.section("Unexpected API Request Failure:", format_rest_error)
  end
end

#missing_roles_explained ⇒ Object 



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# File 'lib/chef/formatters/error_inspectors/run_list_expansion_error_inspector.rb', line 59

def missing_roles_explained
  run_list_expansion.missing_roles_with_including_role.map do |role, includer|
    "* #{role} included by '#{includer}'"
  end.join("\n")
end

#run_list_expansion ⇒ Object 



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# File 'lib/chef/formatters/error_inspectors/run_list_expansion_error_inspector.rb', line 65

def run_list_expansion
  exception.expansion
end