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Mysql2::Client::GeneralLog

Build Status

A monkey patch for Mysql2. Stock all general logs.

#! /usr/bin/env ruby

require "mysql2/client/general_log"

Mysql2::Client::GeneralLog.prepend_module

client = Mysql2::Client.new(config)
client.query("SELECT * FROM users LIMIT 1")

p Mysql2::Client::GeneralLog.general_log #=>
# [
#   #<struct Mysql2::Client::GeneralLog::Log
#     sql="SELECT * FROM users LIMIT 1",
#     args=[],
#     backtrace=["script.rb:6:in `<main>'"],
#     time=0.0909838349907659>
# ]

Examples

sinatra

config.ru:

require_relative './test'

require 'mysql2/client/general_log'

use Mysql2::Client::GeneralLog::Middleware, enabled: true, backtrace: true, path: '/tmp/general_log'
run Sinatra::Application

test.rb:

require 'sinatra'
require 'mysql2'

helpers do
  def db
    Thread.current[:db] ||= Mysql2::Client.new(config)
  end
end

get '/' do
  db.query("SELECT * FROM users WHERE name = '#{"ksss"}'")
  stmt = db.prepare('SELECT * FROM users WHERE name = ?')
  stmt.execute('barr')
  stmt.execute('foo')
end

/tmp/general_log/2017-11-19.txt:

REQUEST GET	/	3
SQL	(0000.89ms)	SELECT * FROM users WHERE name = 'ksss'	[]	/path/to/test.rb:11:in `block in <main>'
SQL	(0000.66ms)	SELECT * FROM users WHERE name = ?	["barr"]	/path/to/test.rb:13:in `block in <main>'
SQL	(0000.65ms)	SELECT * FROM users WHERE name = ?	["foo"]	/path/to/test.rb:14:in `block in <main>'

Installation

Add this line to your application's Gemfile:

gem 'mysql2-client-general_log', github: 'abcang/mysql2-client-general_log', branch: 'rack_middleware'

And then execute:

$ bundle

Test

$ bundle exec rake

Example server

$ bundle exec rake example

Contributing

Bug reports and pull requests are welcome on GitHub at https://github.com/[USERNAME]/mysql2-client-general_log. This project is intended to be a safe, welcoming space for collaboration, and contributors are expected to adhere to the Contributor Covenant code of conduct.

License

The gem is available as open source under the terms of the MIT License.

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