```ruby
# Defines a user_ulimit modification
# Sample:
#
# depends 'ulimit'
#
# user_ulimit "tomcat" do
#  filehandle_limit 8192
#  process_limit 61504
#  memory_limit 1024
# end

define :user_ulimit, :filehandle_limit => nil, :process_limit => nil, :memory_limit => nil, :stack_soft_limit => nil, :stack_hard_limit => nil do
  template "/etc/security/limits.d/#{params[:name]}_limits.conf" do
    source "ulimit.erb"
    cookbook "ulimit"
    owner "root"
    group "root"
    mode 0644
    variables(
      :ulimit_user => params[:name],
      :filehandle_limit => params[:filehandle_limit],
      :filehandle_soft_limit => params[:filehandle_soft_limit],
      :filehandle_hard_limit => params[:filehandle_hard_limit],
      :process_limit => params[:process_limit],
      :process_soft_limit => params[:process_soft_limit],
      :process_hard_limit => params[:process_hard_limit],
      :memory_limit => params[:memory_limit],
      :core_limit => params[:core_limit],
      :stack_soft_limit => params[:stack_soft_limit],
      :stack_hard_limit => params[:stack_hard_limit]
    )
  end
end
```

Allow passing a param to change the filename of the conf file.
user
```ruby
# Defines a user_ulimit modification
# Sample:
#
# depends 'ulimit'
#
# user_ulimit "tomcat" do
#  filehandle_limit 8192
#  process_limit 61504
#  memory_limit 1024
# end

define :user_ulimit, :filehandle_limit => nil, :process_limit => nil, :memory_limit => nil, :stack_soft_limit => nil, :stack_hard_limit => nil, :filename => nil do

  if params[:filename].nil?
    filename = "/etc/security/limits.d/#{params[:name]}_limits.conf"
  else
    filename = "/etc/security/limits.d/#{params[:filename]}.conf"
  end

  template filename do
    source "ulimit.erb"
    cookbook "ulimit"
    owner "root"
    group "root"
    mode 0644
    variables(
      :ulimit_user => params[:name],
      :filehandle_limit => params[:filehandle_limit],
      :filehandle_soft_limit => params[:filehandle_soft_limit],
      :filehandle_hard_limit => params[:filehandle_hard_limit],
      :process_limit => params[:process_limit],
      :process_soft_limit => params[:process_soft_limit],
      :process_hard_limit => params[:process_hard_limit],
      :memory_limit => params[:memory_limit],
      :core_limit => params[:core_limit],
      :stack_soft_limit => params[:stack_soft_limit],
      :stack_hard_limit => params[:stack_hard_limit]
    )
  end
end
```
assistant