Module: Datadog::Contrib::Redis::Quantize

Defined in:
lib/ddtrace/contrib/redis/quantize.rb

Overview

Quantize contains Redis-specific resource quantization tools.

Constant Summary collapse

PLACEHOLDER = 
'?'.freeze
TOO_LONG_MARK = 
'...'.freeze
VALUE_MAX_LEN = 
100
CMD_MAX_LEN = 
1000

Class Method Summary collapse

Class Method Details

.format_arg(arg) ⇒ Object 



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# File 'lib/ddtrace/contrib/redis/quantize.rb', line 13

def format_arg(arg)
  a = arg.to_s
  a = a[0..(VALUE_MAX_LEN - TOO_LONG_MARK.length - 1)] + TOO_LONG_MARK if a.length > VALUE_MAX_LEN
  a
rescue StandardError => e
  Datadog::Tracer.log.debug("non formattable Redis arg #{a}: #{e}")
  PLACEHOLDER
end

.format_command_args(command_args) ⇒ Object 



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# File 'lib/ddtrace/contrib/redis/quantize.rb', line 22

def format_command_args(command_args)
  cmd = command_args.map { |x| format_arg(x) }.join(' ')
  cmd = cmd[0..(CMD_MAX_LEN - TOO_LONG_MARK.length - 1)] + TOO_LONG_MARK if cmd.length > CMD_MAX_LEN
  cmd
end