runit_service.rb
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#
# Cookbook Name:: runit
# Definition:: runit_service
#
# Copyright 2008-2009, Opscode, Inc.
# Copyright 2014 GitLab.com
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
#
define :runit_service, :directory => nil, :only_if => false, :finish_script => false, :control => [], :run_restart => true, :active_directory => nil, :init_script_template => nil, :owner => "root", :group => "root", :template_name => nil, :start_command => "start", :stop_command => "stop", :restart_command => "restart", :status_command => "status", :options => Hash.new, :env => Hash.new, :action => :enable, :down => false do
include_recipe "runit"
params[:directory] ||= node[:runit][:sv_dir]
params[:active_directory] ||= node[:runit][:service_dir]
params[:template_name] ||= params[:name]
sv_dir_name = "#{params[:directory]}/#{params[:name]}"
service_dir_name = "#{params[:active_directory]}/#{params[:name]}"
params[:options].merge!(:env_dir => "#{sv_dir_name}/env") unless params[:env].empty?
case params[:action]
when :enable
directory sv_dir_name do
owner params[:owner]
group params[:group]
mode 0755
action :create
end
directory "#{sv_dir_name}/log" do
owner params[:owner]
group params[:group]
mode 0755
action :create
end
directory "#{sv_dir_name}/log/main" do
owner params[:owner]
group params[:group]
mode 0755
action :create
end
template "#{sv_dir_name}/run" do
owner params[:owner]
group params[:group]
mode 0755
source "sv-#{params[:template_name]}-run.erb"
cookbook params[:cookbook] if params[:cookbook]
if params[:options].respond_to?(:has_key?)
variables :options => params[:options]
end
end
template "#{sv_dir_name}/log/run" do
owner params[:owner]
group params[:group]
mode 0755
source "sv-#{params[:template_name]}-log-run.erb"
cookbook params[:cookbook] if params[:cookbook]
if params[:options].respond_to?(:has_key?)
variables :options => params[:options]
end
end
if params[:down]
file "#{sv_dir_name}/down" do
mode "0644"
end
else
file "#{sv_dir_name}/down" do
action :delete
end
end
unless params[:env].empty?
directory "#{sv_dir_name}/env" do
mode 0755
action :create
end
params[:env].each do |var, value|
file "#{sv_dir_name}/env/#{var}" do
content value
end
end
end
if params[:finish_script]
template "#{sv_dir_name}/finish" do
owner params[:owner]
group params[:group]
mode 0755
source "sv-#{params[:template_name]}-finish.erb"
cookbook params[:cookbook] if params[:cookbook]
if params[:options].respond_to?(:has_key?)
variables :options => params[:options]
end
end
end
unless params[:control].empty?
directory "#{sv_dir_name}/control" do
owner params[:owner]
group params[:group]
mode 0755
action :create
end
params[:control].each do |signal|
template "#{sv_dir_name}/control/#{signal}" do
owner params[:owner]
group params[:group]
mode 0755
source "sv-#{params[:template_name]}-control-#{signal}.erb"
cookbook params[:cookbook] if params[:cookbook]
if params[:options].respond_to?(:has_key?)
variables :options => params[:options]
end
end
end
end
if params[:init_script_template]
template "/opt/gitlab/init/#{params[:name]}" do
owner params[:owner]
group params[:group]
mode 0755
source params[:init_script_template]
if params[:options].respond_to?(:has_key?)
variables :options => params[:options]
end
end
else
if params[:active_directory] == node[:runit][:service_dir]
link "/opt/gitlab/init/#{params[:name]}" do
to node[:runit][:sv_bin]
end
end
end
unless node[:platform] == "gentoo"
link service_dir_name do
to sv_dir_name
end
end
ruby_block "supervise_#{params[:name]}_sleep" do
block do
Chef::Log.debug("Waiting until named pipe #{sv_dir_name}/supervise/ok exists.")
until ::FileTest.pipe?("#{sv_dir_name}/supervise/ok") do
sleep 1
Chef::Log.debug(".")
end
end
not_if { FileTest.pipe?("#{sv_dir_name}/supervise/ok") }
end
service params[:name] do
control_cmd = node[:runit][:sv_bin]
if params[:owner]
control_cmd = "#{node[:runit][:chpst_bin]} -u #{params[:owner]} #{control_cmd}"
end
provider Chef::Provider::Service::Simple
supports :restart => true, :status => true
start_command "#{control_cmd} #{params[:start_command]} #{service_dir_name}"
stop_command "#{control_cmd} #{params[:stop_command]} #{service_dir_name}"
restart_command "#{control_cmd} #{params[:restart_command]} #{service_dir_name}"
status_command "#{control_cmd} #{params[:status_command]} #{service_dir_name}"
if params[:run_restart] && OmnibusHelper.should_notify?(params[:name])
subscribes :restart, resources(:template => "#{sv_dir_name}/run"), :delayed
end
action :nothing
end
when :disable
link service_dir_name do
action :delete
end
end
end