generate systemd for postgres

lib/execute.rb

@@ -15,6 +15,17 @@ require 'ostruct'
 # dat command service zulip
 
 module Execute
+  class ServiceInstallContext
+    attr_accessor :bin_dir, :data_dir, :version, :user_name
+    
+    def initialize(bin_dir, data_dir, user_name, version)
+      @bin_dir = bin_dir
+      @data_dir = data_dir
+      @user_name = user_name
+      @version = version
+    end
+  end
+
   def dependency(name)
     puts "Checking for #{name}..."
 
@@ -34,15 +45,44 @@ module Execute
     Gem::Specification::find_all_by_name(name).any?
   end
 
-  def postgres
+  def get_install_executor(name)
+    require 'make'
+    pdata = Make.context(name)
+    bin_dir = pdata.get_prefix
+    data_dir = "/data/#{pdata.name}/#{pdata.version.split(".").first}" 
+    service_install_context = ServiceInstallContext.new(
+      bin_dir, data_dir, name, pdata.version
+    )
+
+    case name
+    when :postgresql
     require 'setup/postgresql'
-    puts 'installing postgres'
-    Setup::PostgreSQL.install
+    -> { Setup::PostgreSQL.install(service_install_context) }
+    # ->(context) { 
+    #   Setup::PostgreSQL.install(context) 
+    # }
+    else
+    raise "Can't find the executor"
+    end
   end
 
+  def execute_with_context(context)
+
+  end
+  # def postgres
+  #   require 'setup/postgresql'
+  #   Setup::PostgreSQL.install
+  # end
+
   def service(name)
+    executor = get_install_executor(name)
+    #executor.call(service_install_context)
+    executor.call
+    exit -1
+
     if block_given?
       context = OpenStruct.new
+      # service context
       output = yield context
       puts output
       puts "context: #{context}"
@@ -62,16 +102,12 @@ module Execute
   end
 
   def self.file(options)
-    require 'make'
-    puts Make.context("postgresql")
-
-    puts "options: #{options}"
     dsl = Object.new
     dsl.extend(Execute)
+    
     # Configfile
     path = File.join(Dir.pwd, options.name || "./Configfile")
     dsl.instance_eval(File.read(path), path)
-    # Execute the config
   end
 end