Add new Redis cookbook

cookbooks/redisio/recipes/sentinel.rb

@@ -0,0 +1,78 @@
+include_recipe 'redisio::_install_prereqs'
+include_recipe 'redisio::install'
+include_recipe 'redisio::ulimit'
+
+redis = node['redisio']
+
+sentinel_instances = redis['sentinels']
+if sentinel_instances.nil?
+  sentinel_instances = [
+    {
+      'sentinel_port' => '26379',
+      'name'          => 'mycluster',
+      'masters'       => [
+        {
+          'master_name' => 'mycluster_master',
+          'master_ip'   => '127.0.0.1',
+          'master_port' => '6379',
+        },
+      ],
+    },
+  ]
+end
+
+redisio_sentinel 'redis-sentinels' do
+  version redis['version'] if redis['version']
+  sentinel_defaults redis['sentinel_defaults']
+  sentinels sentinel_instances
+  base_piddir redis['base_piddir']
+end
+
+bin_path = if node['redisio']['install_dir']
+             ::File.join(node['redisio']['install_dir'], 'bin')
+           else
+             node['redisio']['bin_path']
+           end
+
+template '/lib/systemd/system/redis-sentinel@.service' do
+  source 'redis-sentinel@.service'
+  variables(
+    bin_path:     bin_path,
+    limit_nofile: redis['default_settings']['maxclients'] + 32
+  )
+  only_if { node['redisio']['job_control'] == 'systemd' }
+end
+
+# Create a service resource for each sentinel instance, named for the port it runs on.
+sentinel_instances.each do |current_sentinel|
+  sentinel_name = current_sentinel['name']
+
+  case node['redisio']['job_control']
+  when 'initd'
+    service "redis_sentinel_#{sentinel_name}" do
+      # don't supply start/stop/restart commands, Chef::Provider::Service::*
+      # do a fine job on it's own, and support systemd correctly
+      supports start: true, stop: true, restart: true, status: false
+    end
+  when 'upstart'
+    service "redis_sentinel_#{sentinel_name}" do
+      provider Chef::Provider::Service::Upstart
+      start_command "start redis_sentinel_#{sentinel_name}"
+      stop_command "stop redis_sentinel_#{sentinel_name}"
+      restart_command "restart redis_sentinel_#{sentinel_name}"
+      supports start: true, stop: true, restart: true, status: false
+    end
+  when 'systemd'
+    service "redis-sentinel@#{sentinel_name}" do
+      provider Chef::Provider::Service::Systemd
+      supports start: true, stop: true, restart: true, status: true
+    end
+  when 'rcinit'
+    service "redis_sentinel_#{sentinel_name}" do
+      provider Chef::Provider::Service::Freebsd
+      supports start: true, stop: true, restart: true, status: true
+    end
+  else
+    Chef::Log.error('Unknown job control type, no service resource created!')
+  end
+end