Split out proper Prune command

lib/mrsk/commands.rb

@@ -21,5 +21,6 @@ module Mrsk::Commands
 end
 
 require "mrsk/commands/app"
+require "mrsk/commands/prune"
 require "mrsk/commands/traefik"
 require "mrsk/commands/registry"

lib/mrsk/commands/prune.rb

@@ -0,0 +1,13 @@
+class Mrsk::Commands::Prune < Mrsk::Commands::Base
+  PRUNE_IMAGES_AFTER     = 30.days.in_hours.to_i
+  PRUNE_CONTAINERS_AFTER =  3.days.in_hours.to_i
+
+  def images
+    docker :image, :prune, "-f", "--filter", "until=#{PRUNE_IMAGES_AFTER}h"
+  end
+
+  def containers
+    docker :image, :prune, "-f", "--filter", "until=#{PRUNE_IMAGES_AFTER}h"
+    docker :container, :prune, "-f", "--filter", "label=service=#{config.service}", "--filter", "'until=#{PRUNE_CONTAINERS_AFTER}h'"
+  end
+end

lib/tasks/mrsk/prune.rake

@@ -1,7 +1,6 @@
 require_relative "setup"
 
-PRUNE_IMAGES_AFTER     = 30.days.in_hours.to_i
-PRUNE_CONTAINERS_AFTER =  3.days.in_hours.to_i
+prune = Mrsk::Commands::Prune.new(MRSK_CONFIG)
 
 namespace :mrsk do
   desc "Prune unused images and stopped containers"
@@ -10,12 +9,12 @@ namespace :mrsk do
   namespace :prune do
     desc "Prune unused images older than 30 days"
     task :images do
-      on(MRSK_CONFIG.hosts) { execute "docker image prune -f --filter 'until=#{PRUNE_IMAGES_AFTER}h'" }
+      on(MRSK_CONFIG.hosts) { execute *prune.images }
     end
 
     desc "Prune stopped containers for the service older than 3 days"
     task :containers do
-      on(MRSK_CONFIG.hosts) { execute "docker container prune -f --filter label=service=#{MRSK_CONFIG.service} --filter 'until=#{PRUNE_CONTAINERS_AFTER}h'" }
+      on(MRSK_CONFIG.hosts) { execute *prune.containers }
     end
   end
 end