class Chef::Formatters::ErrorInspectors::RegistrationErrorInspector
RegistrationErrorInspector¶ ↑
Wraps exceptions that occur during the client registration process and suggests possible causes.
Attributes
config[R]
exception[R]
node_name[R]
Public Class Methods
new(node_name, exception, config)
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# File lib/chef/formatters/error_inspectors/registration_error_inspector.rb, line 16 def initialize(node_name, exception, config) @node_name = node_name @exception = exception @config = config end
Public Instance Methods
add_explanation(error_description)
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# File lib/chef/formatters/error_inspectors/registration_error_inspector.rb, line 22 def add_explanation(error_description) case exception when Net::HTTPServerException, Net::HTTPFatalError humanize_http_exception(error_description) when Errno::ECONNREFUSED, Timeout::Error, Errno::ETIMEDOUT, SocketError error_description.section("Network Error:","There was a network error connecting to the Chef Server: #{exception.message} ") error_description.section("Relevant Config Settings:","chef_server_url "#{server_url}" If your chef_server_url is correct, your network could be down. ") when Chef::Exceptions::PrivateKeyMissing error_description.section("Private Key Not Found:","Your private key could not be loaded. If the key file exists, ensure that it is readable by chef-client. ") error_description.section("Relevant Config Settings:","validation_key "#{api_key}" ") when Chef::Exceptions::InvalidRedirect error_description.section("Invalid Redirect:","Change your server location in client.rb to the server's FQDN to avoid unwanted redirections. ") else "#{exception.class.name}: #{exception.message}" end end
api_key()
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# File lib/chef/formatters/error_inspectors/registration_error_inspector.rb, line 115 def api_key config[:validation_key] #config[:client_key] end
clock_skew?()
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# File lib/chef/formatters/error_inspectors/registration_error_inspector.rb, line 124 def clock_skew? exception.response.body =~ /synchronize the clock/i end
format_rest_error()
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Parses JSON from the error response sent by Chef Server and returns the error message
# File lib/chef/formatters/error_inspectors/registration_error_inspector.rb, line 132 def format_rest_error Array(Chef::JSONCompat.from_json(exception.response.body)["error"]).join('; ') rescue Exception exception.response.body end
humanize_http_exception(error_description)
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# File lib/chef/formatters/error_inspectors/registration_error_inspector.rb, line 53 def humanize_http_exception(error_description) response = exception.response case response when Net::HTTPUnauthorized if clock_skew? error_description.section("Authentication Error:","Failed to authenticate to the chef server (http 401). The request failed because your clock has drifted by more than 15 minutes. Syncing your clock to an NTP Time source should resolve the issue. ") else error_description.section("Authentication Error:","Failed to authenticate to the chef server (http 401). ") error_description.section("Server Response:", format_rest_error) error_description.section("Relevant Config Settings:","chef_server_url "#{server_url}" validation_client_name "#{username}" validation_key "#{api_key}" If these settings are correct, your validation_key may be invalid. ") end when Net::HTTPForbidden error_description.section("Authorization Error:","Your validation client is not authorized to create the client for this node (HTTP 403). ") error_description.section("Possible Causes:","* There may already be a client named "#{config[:node_name]}" * Your validation client (#{username}) may have misconfigured authorization permissions. ") when Net::HTTPBadRequest error_description.section("Invalid Request Data:","The data in your request was invalid (HTTP 400). ") error_description.section("Server Response:",format_rest_error) when Net::HTTPNotFound error_description.section("Resource Not Found:","The server returned a HTTP 404. This usually indicates that your chef_server_url is incorrect. ") error_description.section("Relevant Config Settings:","chef_server_url "#{server_url}" ") when Net::HTTPInternalServerError error_description.section("Unknown Server Error:","The server had a fatal error attempting to load the node data. ") 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
server_url()
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# File lib/chef/formatters/error_inspectors/registration_error_inspector.rb, line 120 def server_url config[:chef_server_url] end
username()
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# File lib/chef/formatters/error_inspectors/registration_error_inspector.rb, line 110 def username #config[:node_name] config[:validation_client_name] end