Class: Chef::ChefFS::FileSystem::ChefServer::CookbookDir

Inherits:
BaseFSDir show all
Defined in:
lib/chef/chef_fs/file_system/chef_server/cookbook_dir.rb

Overview

Unversioned cookbook.

/cookbooks/NAME

Children look like:

  • metadata.rb

  • attributes/

  • libraries/

  • recipes/

Direct Known Subclasses

CookbookArtifactDir, VersionedCookbookDir

Instance Attribute Summary collapse

Attributes inherited from BaseFSObject

#name, #parent, #path

Instance Method Summary collapse

Methods inherited from BaseFSDir

#empty?

Methods inherited from BaseFSObject

#child, #create_child, #path_for_printing, #read, #root, #write

Constructor Details

#initialize(name, parent, options = {}) ⇒ CookbookDir

Returns a new instance of CookbookDir.



43
44
45
46
47
48
 
# File 'lib/chef/chef_fs/file_system/chef_server/cookbook_dir.rb', line 43

def initialize(name, parent, options = {})
  super(name, parent)
  @exists = options[:exists]
  @cookbook_name = name
  @version = root.cookbook_version # nil unless --cookbook-version specified in download/diff
end

Instance Attribute Details

#cookbook_name ⇒ Object (readonly)

Returns the value of attribute cookbook_name.



50
51
52
 
# File 'lib/chef/chef_fs/file_system/chef_server/cookbook_dir.rb', line 50

def cookbook_name
  @cookbook_name
end

#version ⇒ Object (readonly)

Returns the value of attribute version.



50
51
52
 
# File 'lib/chef/chef_fs/file_system/chef_server/cookbook_dir.rb', line 50

def version
  @version
end

Instance Method Details

#add_child(child) ⇒ Object 



52
53
54
 
# File 'lib/chef/chef_fs/file_system/chef_server/cookbook_dir.rb', line 52

def add_child(child)
  @children << child
end

#api_path ⇒ Object 



56
57
58
 
# File 'lib/chef/chef_fs/file_system/chef_server/cookbook_dir.rb', line 56

def api_path
  "#{parent.api_path}/#{cookbook_name}/#{version || "_latest"}"
end

#can_have_child?(name, is_dir) ⇒ Boolean

Returns:

  • (Boolean) 


70
71
72
73
 
# File 'lib/chef/chef_fs/file_system/chef_server/cookbook_dir.rb', line 70

def can_have_child?(name, is_dir)
  return name != "root_files" if is_dir
  true
end

#chef_object ⇒ Object 



158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
 
# File 'lib/chef/chef_fs/file_system/chef_server/cookbook_dir.rb', line 158

def chef_object
  # We cheat and cache here, because it seems like a good idea to keep
  # the cookbook view consistent with the directory structure.
  return @chef_object if @chef_object

  # The negative (not found) response is cached
  if @could_not_get_chef_object
    raise Chef::ChefFS::FileSystem::NotFoundError.new(self, @could_not_get_chef_object)
  end

  begin
    # We want to fail fast, for now, because of the 500 issue :/
    # This will make things worse for parallelism, a little, because
    # Chef::Config is global and this could affect other requests while
    # this request is going on.  (We're not parallel yet, but we will be.)
    # Chef bug http://tickets.opscode.com/browse/CHEF-3066
    old_retry_count = Chef::Config[:http_retry_count]
    begin
      Chef::Config[:http_retry_count] = 0
      @chef_object ||= Chef::CookbookVersion.from_hash(chef_rest.get(api_path))
    ensure
      Chef::Config[:http_retry_count] = old_retry_count
    end

  rescue Timeout::Error => e
    raise Chef::ChefFS::FileSystem::OperationFailedError.new(:read, self, e, "Timeout reading: #{e}")

  rescue Net::HTTPServerException => e
    if e.response.code == "404"
      @could_not_get_chef_object = e
      raise Chef::ChefFS::FileSystem::NotFoundError.new(self, @could_not_get_chef_object)
    else
      raise Chef::ChefFS::FileSystem::OperationFailedError.new(:read, self, e, "HTTP error reading: #{e}")
    end

  # Chef bug http://tickets.opscode.com/browse/CHEF-3066 ... instead of 404 we get 500 right now.
  # Remove this when that bug is fixed.
  rescue Net::HTTPFatalError => e
    if e.response.code == "500"
      @could_not_get_chef_object = e
      raise Chef::ChefFS::FileSystem::NotFoundError.new(self, @could_not_get_chef_object)
    else
      raise Chef::ChefFS::FileSystem::OperationFailedError.new(:read, self, e, "HTTP error reading: #{e}")
    end
  end
end

#chef_rest ⇒ Object 



154
155
156
 
# File 'lib/chef/chef_fs/file_system/chef_server/cookbook_dir.rb', line 154

def chef_rest
  Chef::ServerAPI.new(parent.chef_rest.url, parent.chef_rest.options.merge(version_class: Chef::CookbookManifestVersions))
end

#children ⇒ Object 



75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
 
# File 'lib/chef/chef_fs/file_system/chef_server/cookbook_dir.rb', line 75

def children
  if @children.nil?
    @children = []
    manifest = chef_object.cookbook_manifest
    manifest.by_parent_directory.each_value do |files|
      files.each do |file|
        parts = file[:path].split("/")
        # Get or create the path to the file
        container = self
        parts[0, parts.length - 1].each do |part|
          old_container = container
          container = old_container.children.find { |child| part == child.name }
          if !container
            container = CookbookSubdir.new(part, old_container, false, true)
            old_container.add_child(container)
          end
        end
        # Create the file itself
        container.add_child(CookbookFile.new(parts[parts.length - 1], container, file))
      end
    end
    @children = @children.sort_by { |c| c.name }
  end
  @children
end

#compare_to(other) ⇒ Object 



133
134
135
136
137
138
139
140
141
142
143
144
 
# File 'lib/chef/chef_fs/file_system/chef_server/cookbook_dir.rb', line 133

def compare_to(other)
  if !other.dir?
    return [ !exists?, nil, nil ]
  end
  are_same = true
  Chef::ChefFS::CommandLine.diff_entries(self, other, nil, :name_only).each do |type, old_entry, new_entry|
    if [ :directory_to_file, :file_to_directory, :deleted, :added, :modified ].include?(type)
      are_same = false
    end
  end
  [ are_same, nil, nil ]
end

#copy_from(other, options = {}) ⇒ Object 



146
147
148
 
# File 'lib/chef/chef_fs/file_system/chef_server/cookbook_dir.rb', line 146

def copy_from(other, options = {})
  parent.upload_cookbook_from(other, options)
end

#delete(recurse) ⇒ Object 



105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
 
# File 'lib/chef/chef_fs/file_system/chef_server/cookbook_dir.rb', line 105

def delete(recurse)
  if recurse
    begin
      rest.delete(api_path)
    rescue Timeout::Error => e
      raise Chef::ChefFS::FileSystem::OperationFailedError.new(:delete, self, e, "Timeout deleting: #{e}")
    rescue Net::HTTPServerException
      if $!.response.code == "404"
        raise Chef::ChefFS::FileSystem::NotFoundError.new(self, $!)
      else
        raise Chef::ChefFS::FileSystem::OperationFailedError.new(:delete, self, e, "HTTP error deleting: #{e}")
      end
    end
  else
    raise NotFoundError.new(self) if !exists?
    raise MustDeleteRecursivelyError.new(self, "#{path_for_printing} must be deleted recursively")
  end
end

#dir? ⇒ Boolean

Returns:

  • (Boolean) 


101
102
103
 
# File 'lib/chef/chef_fs/file_system/chef_server/cookbook_dir.rb', line 101

def dir?
  exists?
end

#exists? ⇒ Boolean

In versioned cookbook mode, actually check if the version exists Probably want to cache this.

Returns:

  • (Boolean) 


126
127
128
129
130
131
 
# File 'lib/chef/chef_fs/file_system/chef_server/cookbook_dir.rb', line 126

def exists?
  if @exists.nil?
    @exists = parent.children.any? { |child| child.name == name }
  end
  @exists
end

#make_child_entry(name) ⇒ Object 



60
61
62
63
64
65
66
67
68
 
# File 'lib/chef/chef_fs/file_system/chef_server/cookbook_dir.rb', line 60

def make_child_entry(name)
  # Since we're ignoring the rules and doing a network request here,
  # we need to make sure we don't rethrow the exception.  (child(name)
  # is not supposed to fail.)

  children.find { |child| child.name == name }
rescue Chef::ChefFS::FileSystem::NotFoundError
  nil
end

#rest ⇒ Object 



150
151
152
 
# File 'lib/chef/chef_fs/file_system/chef_server/cookbook_dir.rb', line 150

def rest
  Chef::ServerAPI.new(parent.rest.url, parent.rest.options.merge(version_class: Chef::CookbookManifestVersions))
end