class GitLab::Monitor::CLI::DatabaseTupleStats

Database tuple stats runner.

It will take a database connection string and print results to STDOUT

Constants

COMMAND_NAME

Public Class Methods

new(args) click to toggle source
# File lib/gitlab_monitor/cli.rb, line 85
def initialize(args)
  @options = options(args)
  @options.parse!

  @target = args.shift || STDOUT
  @target = File.open(@target, "a") if @target.is_a?(String)
end

Public Instance Methods

help() click to toggle source
# File lib/gitlab_monitor/cli.rb, line 102
def help
  @options.help
end
options(args) click to toggle source
# File lib/gitlab_monitor/cli.rb, line 93
def options(args)
  args.options do |opts|
    opts.banner = "Usage: #{EXECUTABLE_NAME} #{COMMAND_NAME} [options]"
    opts.on("--db-conn=\"dbname=test port=5432\"", "Database connection string") do |val|
      @db_connection_string = val
    end
  end
end
run() click to toggle source
# File lib/gitlab_monitor/cli.rb, line 106
def run
  validate!

  ::GitLab::Monitor::Database::TuplesProber.new(connection_string: @db_connection_string)
                                           .probe_db
                                           .write_to(@target)
end

Private Instance Methods

validate!() click to toggle source
# File lib/gitlab_monitor/cli.rb, line 116
def validate!
  fail InvalidCLICommand.new(help) unless @db_connection_string
end