Allow custom options per role

lib/mrsk/commands/app.rb

@@ -10,9 +10,9 @@ class Mrsk::Commands::App < Mrsk::Commands::Base
       *role.env_args,
       *config.volume_args,
       *role.label_args,
+      *role.option_args,
       config.absolute_image,
-      role.cmd,
+      role.cmd
-      *role.cmd_args
   end
 
   def start

lib/mrsk/commands/traefik.rb

@@ -1,5 +1,5 @@
 class Mrsk::Commands::Traefik < Mrsk::Commands::Base
-  delegate :argumentize_for_cmd, to: Mrsk::Utils
+  delegate :optionize, to: Mrsk::Utils
 
   CONTAINER_PORT = 80
 
@@ -13,7 +13,7 @@ class Mrsk::Commands::Traefik < Mrsk::Commands::Base
       "traefik",
       "--providers.docker",
       "--log.level=DEBUG",
-      *cmd_args
+      *cmd_option_args
   end
 
   def start
@@ -54,9 +54,9 @@ class Mrsk::Commands::Traefik < Mrsk::Commands::Base
   end
 
   private
-    def cmd_args
+    def cmd_option_args
       if args = config.raw_config.dig(:traefik, "args")
-        argumentize_for_cmd args
+        optionize args
       else
         []
       end

lib/mrsk/configuration/role.rb

@@ -1,5 +1,5 @@
 class Mrsk::Configuration::Role
-  delegate :argumentize, :argumentize_env_with_secrets, :argumentize_for_cmd, to: Mrsk::Utils
+  delegate :argumentize, :argumentize_env_with_secrets, :optionize, to: Mrsk::Utils
 
   attr_accessor :name
 
@@ -35,9 +35,9 @@ class Mrsk::Configuration::Role
     specializations["cmd"]
   end
 
-  def cmd_args
+  def option_args
-    if args = specializations["args"]
+    if args = specializations["options"]
-      argumentize_for_cmd args
+      optionize args
     else
       []
     end

lib/mrsk/utils.rb

@@ -23,8 +23,8 @@ module Mrsk::Utils
     end
   end
 
-  # Returns a list of shell-dashed arguments to be used to start a command.
+  # Returns a list of shell-dashed option arguments.
-  def argumentize_for_cmd(args)
+  def optionize(args)
     args.collect { |(key, value)| [ "--#{key}", escape_shell_value(value) ] }.flatten
   end
 

test/commands/app_test.rb

@@ -34,12 +34,12 @@ class CommandsAppTest < ActiveSupport::TestCase
       @app.run.join(" ")
   end
 
-  test "run with cmd args" do
+  test "run with custom options" do
-    @config[:servers] = { "web" => [ "1.1.1.1" ], "jobs" => { "hosts" => [ "1.1.1.2" ], "cmd" => "bin/jobs", "args" => { "mount" => "somewhere" } } }
+    @config[:servers] = { "web" => [ "1.1.1.1" ], "jobs" => { "hosts" => [ "1.1.1.2" ], "cmd" => "bin/jobs", "options" => { "mount" => "somewhere" } } }
     @app = Mrsk::Commands::App.new Mrsk::Configuration.new(@config).tap { |c| c.version = "999" }
 
     assert_equal \
-      "docker run --detach --restart unless-stopped --log-opt max-size=10m --name app-999 -e RAILS_MASTER_KEY=\"456\" --label service=\"app\" --label role=\"jobs\" dhh/app:999 bin/jobs --mount \"somewhere\"",
+      "docker run --detach --restart unless-stopped --log-opt max-size=10m --name app-999 -e RAILS_MASTER_KEY=\"456\" --label service=\"app\" --label role=\"jobs\" --mount \"somewhere\" dhh/app:999 bin/jobs",
       @app.run(role: :jobs).join(" ")
   end