#432: added CreateEmptyMetadataJob

app/jobs/create_empty_metadata_job.rb

@@ -0,0 +1,72 @@
+class CreateEmptyMetadataJob < Struct.new(:class_name, :id)
+  @queue = :low
+
+  def perform
+    case class_name
+    when Platform.name
+      create_empty_metadata_for_platform
+    when Repository.name
+      create_empty_metadata_for_repository Repository.find(id)
+    end
+  end
+
+  def self.perform(class_name, id)
+    new(class_name, id).perform
+  end
+
+  private
+
+  def create_empty_metadata_for_platform
+    platform      = Platform.main.find id
+    @platforms    = [platform]
+    repositories  = Repository.joins(:platform).
+      where(platforms: { platform_type: Platform::TYPE_PERSONAL })
+    repositories.find_each do |r|
+      create_empty_metadata_for_repository r
+    end
+  end
+
+  def create_empty_metadata_for_repository(repository)
+    @platforms = [repository.platform] if repository.platform.main?
+    platforms.each do |platform|
+      arch_names.each do |arch_name|
+        [repository.name, "debug_#{repository.name}"].each do |repository_name|
+          %w(release updates).each do |type|
+            path  = "#{repository.platform.path}/repository/"
+            path << "#{platform.name}/" if repository.platform.personal?
+            path << "#{arch_name}/#{repository_name}/#{type}"
+            create_empty_metadata(repository, platform, path)
+          end
+        end
+      end
+    end
+  end
+
+  def create_empty_metadata(repository, platform, path)
+    case platform.distrib_type
+    when 'rhel'
+      path << 'repodata/'
+    when 'mdv'
+      path << 'media_info/'
+    else
+      return
+    end
+    if Dir["#{path}/*"].empty?
+      system "mkdir -p -m 0777 #{ path }"
+      system "cp -f #{ empty_metadatas(platform) }/* #{ path }/"
+    end
+  end
+
+  def empty_metadatas(platform)
+    Rails.root.join('public', 'metadatas', platform.distrib_type).to_s
+  end
+
+  def arch_names
+    @arch_names ||= Arch.pluck(:name)
+  end
+
+  def platforms
+    @platforms ||= Platform.main.to_a
+  end
+
+end

app/models/concerns/empty_metadata.rb

@@ -0,0 +1,13 @@
+module EmptyMetadata
+  extend ActiveSupport::Concern
+
+  included do
+    after_create :create_empty_metadata
+  end
+
+  def create_empty_metadata
+    return if is_a?(Platform) && personal?
+    Resque.enqueue(CreateEmptyMetadataJob, self.class.name, id)
+  end
+
+end

app/models/concerns/personal_repository.rb

@@ -11,9 +11,9 @@ module PersonalRepository
       pl.owner          = self
       pl.name           = "#{self.uname}_personal"
       pl.description    = "#{self.uname}_personal"
-      pl.platform_type = 'personal'
+      pl.platform_type  = Platform::TYPE_PERSONAL
       pl.distrib_type   = APP_CONFIG['distr_types'].first
-      pl.visibility = 'open'
+      pl.visibility     = Platform::VISIBILITY_OPEN
       pl.save!
 
       rep             = pl.repositories.build

app/models/platform.rb

@@ -6,12 +6,21 @@ class Platform < ActiveRecord::Base
   include RegenerationStatus
   include Owner
   include EventLoggable
+  include EmptyMetadata
 
   CACHED_CHROOT_PRODUCT_NAME        = 'cached-chroot'
   AUTOMATIC_METADATA_REGENERATIONS  = %w(day week)
-  VISIBILITIES = %w(open hidden)
+  VISIBILITIES                      = [
+    VISIBILITY_OPEN   = 'open',
+    VISIBILITY_HIDDEN = 'hidden'
+  ]
   NAME_PATTERN                      = /[\w\-\.]+/
   HUMAN_STATUSES                    = HUMAN_STATUSES.clone.freeze
+  TYPES                             = [
+    TYPE_PERSONAL = 'personal',
+    TYPE_MAIN     = 'main'
+  ]
+
 
   belongs_to :parent, class_name: 'Platform', foreign_key: 'parent_platform_id'
   belongs_to :owner, polymorphic: true
@@ -32,16 +41,36 @@ class Platform < ActiveRecord::Base
 
   has_many :mass_builds, foreign_key: :save_to_platform_id
 
-  validates :description, presence: true
-  validates :visibility, presence: true, inclusion: { in: VISIBILITIES }
-  validates :automatic_metadata_regeneration, inclusion: { in: AUTOMATIC_METADATA_REGENERATIONS }, allow_blank: true
-  validates :name, uniqueness: {case_sensitive: false}, presence: true, format: { with: /\A#{NAME_PATTERN}\z/ }
-  validates :distrib_type, presence: true, inclusion: { in: APP_CONFIG['distr_types'] }
+  validates :description,
+    presence: true
+
+  validates :visibility,
+    presence:   true,
+    inclusion:  { in: VISIBILITIES }
+
+  validates :platform_type,
+    presence:   true,
+    inclusion:  { in: TYPES }
+
+  validates :automatic_metadata_regeneration,
+    inclusion:    { in: AUTOMATIC_METADATA_REGENERATIONS },
+    allow_blank:  true
+
+  validates :name,
+    uniqueness: { case_sensitive: false },
+    presence:   true,
+    format:     { with: /\A#{NAME_PATTERN}\z/ }
+
+  validates :distrib_type,
+    presence:   true,
+    inclusion:  { in: APP_CONFIG['distr_types'] }
+
   validate -> {
     if released_was && !released
       errors.add(:released, I18n.t('flash.platform.released_status_can_not_be_changed'))
     end
   }
+
   validate -> {
     if personal? && (owner_id_changed? || owner_type_changed?)
       errors.add :owner, I18n.t('flash.platform.owner_can_not_be_changed')
@@ -60,15 +89,25 @@ class Platform < ActiveRecord::Base
   scope :search_order,              -> { order(:name) }
   scope :search,                    -> (q) { where("#{table_name}.name ILIKE ?", "%#{q.to_s.strip}%") }
   scope :by_visibilities,           -> (v) { where(visibility: v) }
-  scope :opened, -> { where(visibility: 'open') }
-  scope :hidden, -> { where(visibility: 'hidden') }
+  scope :opened,                    -> { where(visibility: VISIBILITY_OPEN) }
+  scope :hidden,                    -> { where(visibility: VISIBILITY_HIDDEN) }
   scope :by_type,                   -> (type) { where(platform_type: type) if type.present? }
-  scope :main, -> { by_type('main') }
-  scope :personal, -> { by_type('personal') }
+  scope :main,                      -> { by_type(TYPE_MAIN) }
+  scope :personal,                  -> { by_type(TYPE_PERSONAL) }
   scope :waiting_for_regeneration,  -> { where(status: WAITING_FOR_REGENERATION) }
 
   accepts_nested_attributes_for :platform_arch_settings, allow_destroy: true
-  attr_accessible :name, :distrib_type, :parent_platform_id, :platform_type, :owner, :visibility, :description, :released, :platform_arch_settings_attributes, :automatic_metadata_regeneration
+  attr_accessible :name,
+                  :distrib_type,
+                  :parent_platform_id,
+                  :platform_type,
+                  :owner,
+                  :visibility,
+                  :description,
+                  :released,
+                  :platform_arch_settings_attributes,
+                  :automatic_metadata_regeneration
+
   attr_readonly :name, :distrib_type, :parent_platform_id, :platform_type
 
   state_machine :status, initial: :ready do
@@ -144,15 +183,15 @@ class Platform < ActiveRecord::Base
   end
 
   def hidden?
-    visibility == 'hidden'
+    visibility == VISIBILITY_HIDDEN
   end
 
   def personal?
-    platform_type == 'personal'
+    platform_type == TYPE_PERSONAL
   end
 
   def main?
-    platform_type == 'main'
+    platform_type == TYPE_MAIN
   end
 
   def base_clone(attrs = {}) # :description, :name, :owner
@@ -175,10 +214,10 @@ class Platform < ActiveRecord::Base
   end
 
   def change_visibility
-    if !hidden?
-      update_attributes(visibility: 'hidden')
+    if hidden?
+      update_attributes(visibility: VISIBILITY_OPEN)
     else
-      update_attributes(visibility: 'open')
+      update_attributes(visibility: VISIBILITY_HIDDEN)
     end
   end
 
@@ -190,6 +229,7 @@ class Platform < ActiveRecord::Base
       File.open(File.join(symlink_path, "#{name}.#{arch.name}.list"), 'w') {|f| f.write(str) }
     end
   end
+  later :symlink_directory, queue: :middle
 
   def remove_symlink_directory
     system("rm -Rf #{symlink_path}")
@@ -262,7 +302,6 @@ class Platform < ActiveRecord::Base
       system("mkdir -p -m 0777 #{build_path([name, 'repository'])}")
     end
 
-
     def build_path(dir)
       File.join(APP_CONFIG['root_path'], 'platforms', dir)
     end

app/models/repository.rb

@@ -3,6 +3,7 @@ class Repository < ActiveRecord::Base
   friendly_id :name, use: [:finders]
 
   include EventLoggable
+  include EmptyMetadata
 
   LOCK_FILE_NAMES = { sync: '.sync.lock', repo: '.repo.lock' }
   SORT = { 'base' => 1, 'main' => 2, 'contrib' => 3, 'non-free' => 4, 'restricted' => 5 }
@@ -66,6 +67,7 @@ class Repository < ActiveRecord::Base
     end
   end
   later :clone_relations, loner: true, queue: :low
+
   def add_projects(list, user)
     current_ability = Ability.new(user)
     list.lines.each do |line|

public/metadatas/mdv/MD5SUM

@@ -0,0 +1 @@
+145c9f725bdcc3ba2f7955b102bce09b  synthesis.hdlist.cz

public/metadatas/rhel/repomd.xml

@@ -0,0 +1,28 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<repomd xmlns="http://linux.duke.edu/metadata/repo" xmlns:rpm="http://linux.duke.edu/metadata/rpm">
+ <revision>1412059094</revision>
+<data type="filelists">
+  <checksum type="sha256">31ad3f2fbe7608dea8c8c7952373ca917bfe00fc729e1f4ecb29fb43c2064f1d</checksum>
+  <open-checksum type="sha256">bf9808b81cb2dbc54b4b8e35adc584ddcaa73bd81f7088d73bf7dbbada961310</open-checksum>
+  <location href="repodata/31ad3f2fbe7608dea8c8c7952373ca917bfe00fc729e1f4ecb29fb43c2064f1d-filelists.xml.gz"/>
+  <timestamp>1412059094</timestamp>
+  <size>186</size>
+  <open-size>125</open-size>
+</data>
+<data type="other">
+  <checksum type="sha256">a9769a64dee317b6b67923a4f6c173419e43720cb60f6411d5525382df28605f</checksum>
+  <open-checksum type="sha256">e0ed5e0054194df036cf09c1a911e15bf2a4e7f26f2a788b6f47d53e80717ccc</open-checksum>
+  <location href="repodata/a9769a64dee317b6b67923a4f6c173419e43720cb60f6411d5525382df28605f-other.xml.gz"/>
+  <timestamp>1412059094</timestamp>
+  <size>182</size>
+  <open-size>121</open-size>
+</data>
+<data type="primary">
+  <checksum type="sha256">a44e7259aa2c562a139498175f1fc64f8e98d3fda7fa22444b4121cd6e246fb7</checksum>
+  <open-checksum type="sha256">e1e2ffd2fb1ee76f87b70750d00ca5677a252b397ab6c2389137a0c33e7b359f</open-checksum>
+  <location href="repodata/a44e7259aa2c562a139498175f1fc64f8e98d3fda7fa22444b4121cd6e246fb7-primary.xml.gz"/>
+  <timestamp>1412059094</timestamp>
+  <size>195</size>
+  <open-size>167</open-size>
+</data>
+</repomd>