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Exception: Mongo::Error::NoServerAvailable

Relationships & Source Files
Super Chains via Extension / Inclusion / Inheritance
Class Chain:
self, ::Mongo::Error, StandardError
Instance Chain:
self, ::Mongo::Error, ChangeStreamResumable, WriteRetryable, Labelable, Notable, StandardError
Inherits: Mongo::Error
  • Object
Defined in: lib/mongo/error/no_server_available.rb

Overview

Raised if there are no servers available matching the preference.

Since:

  • 2.0.0

Constant Summary

::Mongo::Error - Inherited

BAD_VALUE, CODE, CURSOR_NOT_FOUND, ERR, ERRMSG, ERROR, TRANSIENT_TRANSACTION_ERROR_LABEL, UNKNOWN_ERROR, UNKNOWN_TRANSACTION_COMMIT_RESULT_LABEL, WRITE_CONCERN_ERROR, WRITE_CONCERN_ERRORS, WRITE_ERRORS

Class Method Summary

::Mongo::Error - Inherited

.new

Instance Attribute Summary

::Mongo::Error - Inherited

#change_stream_resumable?

Can the change stream on which this error occurred be resumed, provided the operation that triggered this error was a getMore?
#network_error?

ChangeStreamResumable - Included

#change_stream_resumable?

Can the change stream on which this error occurred be resumed, provided the operation that triggered this error was a getMore?

WriteRetryable - Included

#write_retryable?

Notable - Included

#connection_global_id

Returns global id of the connection on which the error occurred.
#generation

Returns connection pool generation for the connection on which the error occurred.
#service_id

Returns service id for the connection on which the error occurred.

Instance Method Summary

::Mongo::Error - Inherited

#write_concern_error_label?

Does the write concern error have the given label?
#write_concern_error_labels

The set of error labels associated with the write concern error.

Labelable - Included

#add_label

Adds the specified label to the error instance, if the label is not already in the set of labels.
#label?

Does the error have the given label?
#labels

Gets the set of labels associated with the error.

Notable - Included

#add_note,
#add_notes

Allows multiple notes to be added in a single call, for convenience.
#notes

Returns an array of strings with additional information about the exception.
#to_s, #notes_tail

Constructor Details

.new(server_selector, cluster = nil, msg = nil) ⇒ NoServerAvailable

Instantiate the new exception.

Examples:

Instantiate the exception.

Mongo::Error::NoServerAvailable.new(server_selector)

Parameters:

  • server_selector (Hash) —

    The server preference that could not be satisfied.

  • cluster (Cluster) (defaults to: nil) —

    The cluster that server selection was performed on. (added in 2.7.0)

Since:

  • 2.0.0

[ GitHub ] 

  


# File 'lib/mongo/error/no_server_available.rb', line 37



def initialize(server_selector, cluster=nil, msg=nil)
  unless msg
    msg = "No #{server_selector.name} server is available"
    if cluster
      msg += " in cluster: #{cluster.summary}"
    end
    msg += " with timeout=#{server_selector.server_selection_timeout}, " +
      "LT=#{server_selector.local_threshold}"
  end

  super(msg)
end