Class: Fog::Storage::HP::Directory

Inherits:
Model
  • Object
show all
Defined in:
lib/fog/hp/models/storage/directory.rb

Instance Attribute Summary

Attributes inherited from Model

#collection, #service

Instance Method Summary collapse

Methods inherited from Model

#inspect, #reload, #symbolize_keys, #to_json, #wait_for

Methods included from Attributes::ClassMethods

#_load, #aliases, #attribute, #attributes, #identity, #ignore_attributes, #ignored_attributes

Methods included from Core::DeprecatedConnectionAccessors

#connection, #connection=, #prepare_service_value

Methods included from Attributes::InstanceMethods

#_dump, #attributes, #dup, #identity, #identity=, #merge_attributes, #new_record?, #persisted?, #requires, #requires_one

Constructor Details

#initialize(attributes = {}) ⇒ Directory

Returns a new instance of Directory.



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# File 'lib/fog/hp/models/storage/directory.rb', line 22

def initialize(attributes = {})
    @read_acl  = []
    @write_acl = []
    super
end

Instance Method Details

#can_read?(user) ⇒ Boolean

Returns:

  • (Boolean)


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# File 'lib/fog/hp/models/storage/directory.rb', line 36

def can_read?(user)
  return false if @read_acl.nil?
  list_users_with_read.include?(user)
end

#can_read_write?(user) ⇒ Boolean

Returns:

  • (Boolean)


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# File 'lib/fog/hp/models/storage/directory.rb', line 46

def can_read_write?(user)
  can_read?(user) && can_write?(user)
end

#can_write?(user) ⇒ Boolean

Returns:

  • (Boolean)


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# File 'lib/fog/hp/models/storage/directory.rb', line 41

def can_write?(user)
  return false if @write_acl.nil?
  list_users_with_write.include?(user)
end

#cdn_enable=(new_cdn_enable) ⇒ Object



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# File 'lib/fog/hp/models/storage/directory.rb', line 174

def cdn_enable=(new_cdn_enable)
  @cdn_enable ||= false
  if (!service.cdn.nil? && service.cdn.enabled?)
    @cdn_enable = new_cdn_enable
  else
    # since cdn service is not activated, container cannot be cdn-enabled
    @cdn_enable = false
  end
end

#cdn_enabled?Boolean

Returns:

  • (Boolean)


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# File 'lib/fog/hp/models/storage/directory.rb', line 184

def cdn_enabled?
  if (!service.cdn.nil? && service.cdn.enabled?)
    begin response = service.cdn.head_container(key)
      cdn_header = response.headers.fetch('X-Cdn-Enabled', nil)
      if (!cdn_header.nil? && cdn_header == 'True')
        @cdn_enable = true
      else
        @cdn_enable = false
      end
    # If CDN endpoint is unreachable, a SocketError is raised
    rescue Fog::CDN::HP::NotFound, Excon::Errors::SocketError
      @cdn_enable = false
    end
  else
    @cdn_enable = false
  end
end

#cdn_public_ssl_urlObject



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# File 'lib/fog/hp/models/storage/directory.rb', line 216

def cdn_public_ssl_url
  requires :key
  @cdn_public_ssl_url ||= begin
    # return the CDN public ssl url from the appropriate uri from the header
    begin response = service.cdn.head_container(key)
      if response.headers['X-Cdn-Enabled'] == 'True'
        response.headers.fetch('X-Cdn-Ssl-Uri', nil)
      end
    rescue Fog::CDN::HP::NotFound
      nil
    end
  end
end

#cdn_public_urlObject



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# File 'lib/fog/hp/models/storage/directory.rb', line 202

def cdn_public_url
  requires :key
  @cdn_public_url ||= begin
    # return the CDN public url from the appropriate uri from the header
    begin response = service.cdn.head_container(key)
      if response.headers['X-Cdn-Enabled'] == 'True'
        response.headers.fetch('X-Cdn-Uri', nil)
      end
    rescue Fog::CDN::HP::NotFound
      nil
    end
  end
end

#destroyObject



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# File 'lib/fog/hp/models/storage/directory.rb', line 119

def destroy
  requires :key
  service.delete_container(key)
  # If CDN service is available, try to delete the container if it was CDN-enabled
  if cdn_enabled?
    begin
      service.cdn.delete_container(key)
    rescue Fog::CDN::HP::NotFound
      # ignore if cdn container not found
    end
  end
  true
rescue Excon::Errors::NotFound, Fog::Storage::HP::NotFound
  false
end

#filesObject



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# File 'lib/fog/hp/models/storage/directory.rb', line 135

def files
  @files ||= begin
    Fog::Storage::HP::Files.new(
      :directory    => self,
      :service   => service
    )
  end
end

#grant(perm, users = nil) ⇒ Object



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# File 'lib/fog/hp/models/storage/directory.rb', line 62

def grant(perm, users=nil)
  # support passing in a list of users in a comma-separated list or as an Array
  if users.is_a?(String)
    user_list = users.split(',')
  else
    user_list = users
  end
  r_acl, w_acl = service.perm_to_acl(perm, user_list)
  unless r_acl.nil? || r_acl.empty?
    @read_acl = [] if @read_acl.nil?
    @read_acl = @read_acl + r_acl
    @read_acl.uniq!
  end
  unless w_acl.nil? || w_acl.empty?
    @write_acl = [] if @write_acl.nil?
    @write_acl = @write_acl + w_acl
    @write_acl.uniq!
  end
  true
end

#list_users_with_readObject



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# File 'lib/fog/hp/models/storage/directory.rb', line 50

def list_users_with_read
  users = []
  users = @read_acl.map  {|acl| acl.split(':')[1]} unless @read_acl.nil?
  return users
end

#list_users_with_writeObject



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# File 'lib/fog/hp/models/storage/directory.rb', line 56

def list_users_with_write
  users = []
  users = @write_acl.map  {|acl| acl.split(':')[1]} unless @write_acl.nil?
  return users
end

#metadataObject



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# File 'lib/fog/hp/models/storage/directory.rb', line 104

def 
  @metadata ||= begin
    Fog::Storage::HP::Metadata.new({
      :service => service,
      :parent => self
    })
  end
end

#metadata=(new_metadata = {}) ⇒ Object



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# File 'lib/fog/hp/models/storage/directory.rb', line 113

def metadata=(={})
  metas = []
  .each_pair {|k,v| metas << {'key' => k, 'value' => v} }
  .load(metas)
end

#public=(new_public) ⇒ Object



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# File 'lib/fog/hp/models/storage/directory.rb', line 144

def public=(new_public)
  if new_public
    self.grant("pr")
  else
    self.revoke("pr")
  end
  @public = new_public
end

#public?Boolean

Returns:

  • (Boolean)


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# File 'lib/fog/hp/models/storage/directory.rb', line 153

def public?
  @read_acl = [] if @read_acl.nil?
  if @read_acl.include?(".r:*")
    true
  else
    false
  end
end

#public_urlObject



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# File 'lib/fog/hp/models/storage/directory.rb', line 162

def public_url
  requires :key
  @public_url ||= begin
    begin response = service.head_container(key)
      # escape the key to cover for special char. in container names
      url = service.public_url(key)
    rescue Fog::Storage::HP::NotFound => err
      nil
    end
  end
end

#read_aclObject



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# File 'lib/fog/hp/models/storage/directory.rb', line 28

def read_acl
  @read_acl || []
end

#revoke(perm, users = nil) ⇒ Object



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# File 'lib/fog/hp/models/storage/directory.rb', line 83

def revoke(perm, users=nil)
  # support passing in a list of users in a comma-separated list or as an Array
  if users.is_a?(String)
    user_list = users.split(',')
  else
    user_list = users
  end
  r_acl, w_acl = service.perm_to_acl(perm, user_list)
  unless r_acl.nil? || r_acl.empty?
    @read_acl = [] if @read_acl.nil?
    @read_acl = @read_acl - r_acl
    @read_acl.uniq!
  end
  unless w_acl.nil? || w_acl.empty?
    @write_acl = [] if @write_acl.nil?
    @write_acl = @write_acl - w_acl
    @write_acl.uniq!
  end
  true
end

#save(new_options = {}) ⇒ Object



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# File 'lib/fog/hp/models/storage/directory.rb', line 251

def save(new_options = {})
  requires :key
  options = {}
  #these are default/previous options 
  meta_hash = {}
  .each { |meta| meta_hash.store(meta.key, meta.value) }
  if meta_hash
    options.merge!(meta_hash)
  end
  # write out the acls into the headers before save
  options.merge!(service.perm_acl_to_header(@read_acl, @write_acl))
  options.merge!({'X-Container-Sync-To' => self.sync_to}) unless self.sync_to.nil?
  options.merge!({'X-Container-Sync-Key' => self.sync_key}) unless self.sync_key.nil?
  options.merge!({'X-Container-Meta-Web-Index' => self.web_index}) unless self.web_index.nil?
  options.merge!({'X-Container-Meta-Web-Listings' => self.web_listings})
  options.merge!({'X-Container-Meta-Web-Listings-Css' => self.web_listings_css}) unless self.web_listings_css.nil?
  options.merge!({'X-Container-Meta-Web-Error' => self.web_error}) unless self.web_error.nil?
  # get the metadata and merge them in

  # merge user options at the end 
  options.merge!(new_options)

  service.put_container(key, options)
  # Added an extra check to see if CDN is enabled for the container
  if (!service.cdn.nil? && service.cdn.enabled?)
    # If CDN available, set the container to be CDN-enabled or not based on if it is marked as cdn_enable.
    if @cdn_enable
      # check to make sure that the container exists. If yes, cdn enable it.
      begin response = service.cdn.head_container(key)
        if response.headers['X-Cdn-Enabled'] == 'False'
          service.cdn.post_container(key, {'X-Cdn-Enabled' => 'True'})
        end
      rescue Fog::CDN::HP::NotFound
        service.cdn.put_container(key)
      rescue Excon::Errors::SocketError
        # means that the CDN endpoint is unreachable
      end
    else
      # check to make sure that the container exists. If yes, cdn disable it.
      begin response = service.cdn.head_container(key)
        ### Deleting a container from CDN is much more expensive than flipping the bit to disable it
        if response.headers['X-Cdn-Enabled'] == 'True'
          service.cdn.post_container(key, {'X-Cdn-Enabled' => 'False'})
        end
      rescue Fog::CDN::HP::NotFound
        # just continue, as container is not cdn-enabled.
      rescue Excon::Errors::SocketError
        # means that the CDN endpoint is unreachable
      end
    end
  end
  true
end

#sync(target_dir, secret) ⇒ Object



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# File 'lib/fog/hp/models/storage/directory.rb', line 230

def sync(target_dir, secret)
  requires :key
  # do not sync if dir is same as target dir
  return false if target_dir.key == key
  begin service.head_container(key)
    if !target_dir.nil? && target_dir.is_a?(Fog::Storage::HP::Directory) && target_dir.respond_to?(:public_url) && !target_dir.public_url.nil?
      # set sync metadata on source dir
      self.sync_to = target_dir.public_url
      self.sync_key = secret
      # set sync metadata on target dir
      target_dir.sync_key = secret
      target_dir.save
      true
    else
      false
    end
  rescue Fog::Storage::HP::NotFound
    false
  end
end

#write_aclObject



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# File 'lib/fog/hp/models/storage/directory.rb', line 32

def write_acl
  @write_acl || []
end