gistfile1.rb

execute "mysql-stop" do
  command "/etc/init.d/mysql stop"
  action :nothing
end

execute "mysql-start" do
  command "/etc/init.d/mysql start"
  action :nothing
end

execute "mysql-rm-logs" do
  command "rm /path/to/your/innodblogs"
  action :nothing
end

template "/etc/mysql/my.cnf" do
  source "my.cnf.erb"
  notifies :run, resources("execute[mysql-stop], execute[mysql-rm-logs], execute[mysql-start]")
end