Module: Fluent::GoogleCloudOutput::InternalConstants

Defined in:

lib/fluent/plugin/out_google_cloud.rb

Overview

Internal constants.

Constant Summary

CREDENTIALS_PATH_ENV_VAR =

'GOOGLE_APPLICATION_CREDENTIALS'.freeze

DEFAULT_LOGGING_API_URL =

'https://logging.googleapis.com'.freeze

LOCAL_RESOURCE_ID_KEY =

The label name of local_resource_id in the json payload. When a record has this field in the payload, we will use the value to retrieve monitored resource from Stackdriver Metadata agent.

'logging.googleapis.com/local_resource_id'.freeze

STACKDRIVER_TRACE_ID_REGEXP =

The regexp matches stackdriver trace id format: 32-byte hex string. The format is documented in cloud.google.com/trace/docs/reference/v2/rpc/google.devtools.cloudtrace.v1#trace

Regexp.new('^\h{32}$').freeze

LOG_ENTRY_FIELDS_MAP =

Map from each field name under LogEntry to corresponding variables required to perform field value extraction from the log record.

{
  'http_request' => [
    # The config to specify label name for field extraction from record.
    '@http_request_key',
    # Map from subfields' names to their types.
    [
      # subfield key in the payload, destination key, cast lambda (opt)
      %w[cacheFillBytes cache_fill_bytes parse_int],
      %w[cacheHit cache_hit parse_bool],
      %w[cacheLookup cache_lookup parse_bool],
      %w[cacheValidatedWithOriginServer
         cache_validated_with_origin_server parse_bool],
      %w[latency latency parse_latency],
      %w[protocol protocol parse_string],
      %w[referer referer parse_string],
      %w[remoteIp remote_ip parse_string],
      %w[responseSize response_size parse_int],
      %w[requestMethod request_method parse_string],
      %w[requestSize request_size parse_int],
      %w[requestUrl request_url parse_string],
      %w[serverIp server_ip parse_string],
      %w[status status parse_int],
      %w[userAgent user_agent parse_string]
    ],
    # The grpc version class name.
    'Google::Cloud::Logging::Type::HttpRequest',
    # The non-grpc version class name.
    'Google::Apis::LoggingV2::HttpRequest'
  ],
  'operation' => [
    '@operation_key',
    [
      %w[id id parse_string],
      %w[producer producer parse_string],
      %w[first first parse_bool],
      %w[last last parse_bool]
    ],
    'Google::Cloud::Logging::V2::LogEntryOperation',
    'Google::Apis::LoggingV2::LogEntryOperation'
  ],
  'source_location' => [
    '@source_location_key',
    [
      %w[file file parse_string],
      %w[function function parse_string],
      %w[line line parse_int]
    ],
    'Google::Cloud::Logging::V2::LogEntrySourceLocation',
    'Google::Apis::LoggingV2::LogEntrySourceLocation'
  ]
}.freeze

PARTIAL_ERROR_FIELD =

The name of the WriteLogEntriesPartialErrors field in the error details.

'type.googleapis.com/google.logging.v2.WriteLogEntriesPartialErrors' \
.freeze