class OpenTracing::Instrumentation::Mongo::OperationNameBuilder
Constants
- COLLECTION
- DEFAULT_OPERATION_NAME_PATTERN
Attributes
operation_name_pattern[R]
Public Class Methods
new( operation_name_pattern: DEFAULT_OPERATION_NAME_PATTERN )
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@param operation_name_pattern
[String]
# File lib/opentracing/instrumentation/mongo/operation_name_builder.rb, line 12 def initialize( operation_name_pattern: DEFAULT_OPERATION_NAME_PATTERN ) @operation_name_pattern = operation_name_pattern end
Public Instance Methods
build_operation_name(event)
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@param event [Mongo::Monitoring::Event::CommandStarted] @return [String] formated command name
# File lib/opentracing/instrumentation/mongo/operation_name_builder.rb, line 20 def build_operation_name(event) format_args = build_format_args(event) format(operation_name_pattern, **format_args) end
Private Instance Methods
build_format_args(event)
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# File lib/opentracing/instrumentation/mongo/operation_name_builder.rb, line 31 def build_format_args(event) { database: event.database_name, collection: fetch_collection_name(event), command: event.command_name, } end
fetch_collection_name(event)
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# File lib/opentracing/instrumentation/mongo/operation_name_builder.rb, line 39 def fetch_collection_name(event) # On some command collection name into 'collection' field, event.command[COLLECTION] || event.command[event.command_name] end