foreman/app/models/operatingsystem.rb @ 6166c802
| 2c83f744 | Paul Kelly | require 'ostruct'
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require 'uri'
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| 286a2207 | Ohad Levy | class Operatingsystem < ActiveRecord::Base
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| 9fd7478e | Paul Kelly | include Authorization
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| 9eb0e160 | Ohad Levy | has_many :hosts
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| db59a916 | Jochen Schalanda | has_and_belongs_to_many :media
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| c6eee281 | Ohad Levy | has_and_belongs_to_many :ptables
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| ffc12fd6 | Ohad Levy | has_and_belongs_to_many :architectures
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| c6eee281 | Ohad Levy | has_and_belongs_to_many :puppetclasses
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| cab0d8c6 | Ohad Levy | has_and_belongs_to_many :config_templates
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has_many :os_default_templates, :dependent => :destroy
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accepts_nested_attributes_for :os_default_templates, :allow_destroy => true,
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:reject_if => lambda { |v| v[:template_kind_id].blank? }
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| 286a2207 | Ohad Levy | validates_presence_of :major, :message => "Operating System version is required"
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| 11782648 | Ohad Levy | has_many :os_parameters, :dependent => :destroy, :foreign_key => :reference_id
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accepts_nested_attributes_for :os_parameters, :reject_if => lambda { |a| a[:value].blank? }, :allow_destroy => true
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| 8123c475 | Lucas Tolchinsky | validates_numericality_of :major
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| 0c0f5ed3 | Ohad Levy | validates_numericality_of :minor, :allow_nil => true, :allow_blank => true
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| 3d29a5a4 | Lucas Tolchinsky | validates_format_of :name, :with => /\A(\S+)\Z/, :message => "can't be blank or contain white spaces."
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| 9a9b3e75 | Paul Kelly | before_validation :downcase_release_name
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| c5ea5361 | Ohad Levy | #TODO: add validation for name and major uniqueness
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| 286a2207 | Ohad Levy | ||
| 88693384 | Lucas Tolchinsky | before_destroy Ensure_not_used_by.new(:hosts)
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| 2c83f744 | Paul Kelly | before_save :deduce_family
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| 611397af | Ohad Levy | acts_as_audited
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| 5410421d | Ohad Levy | default_scope :order => 'LOWER(operatingsystems.name)'
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| 286a2207 | Ohad Levy | ||
| 8de14697 | Ohad Levy | scoped_search :on => :name, :complete_value => :true
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scoped_search :on => :major, :complete_value => :true
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scoped_search :on => :minor, :complete_value => :true
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scoped_search :on => :type, :complete_value => :true, :rename => "family"
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scoped_search :in => :architectures, :on => :name, :complete_value => :true, :rename => "architecture"
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scoped_search :in => :media, :on => :name, :complete_value => :true, :rename => "medium"
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scoped_search :in => :config_templates, :on => :name, :complete_value => :true, :rename => "template"
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scoped_search :in => :os_parameters, :on => :value, :on_key=> :name, :complete_value => true, :rename => :params
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| 68f7a705 | Ohad Levy | FAMILIES = { 'Debian' => %r{Debian|Ubuntu}i,
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'Redhat' => %r{RedHat|Centos|Fedora|Scientific}i,
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'Suse' => %r{OpenSuSE}i,
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'Solaris' => %r{Solaris}i }
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| 5f75dccc | Paul Kelly | ||
| 32847027 | Justin Sherrill | ||
class Jail < Safemode::Jail
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| 6166c802 | Ohad Levy | allow :name, :media_url, :major, :minor, :family, :to_s, :epel, :==, :release_name, :kernel, :initrd, :pxe_type
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| 32847027 | Justin Sherrill | end
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| 2c83f744 | Paul Kelly | # As Rails loads an object it casts it to the class in the 'type' field. If we ensure that the type and
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# family are the same thing then rails converts the record to a Debian or a solaris object as required.
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# Manually managing the 'type' field allows us to control the inheritance chain and the available methods
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| 5f75dccc | Paul Kelly | def family
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| b34e9aea | Ohad Levy | read_attribute(:type)
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| 5f75dccc | Paul Kelly | end
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| 2c83f744 | Paul Kelly | def family=(value)
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self.type = value
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end
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def self.families
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FAMILIES.keys.sort
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end
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def self.families_as_collection
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families.map{|e| OpenStruct.new(:name => e, :value => e) }
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end
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| db59a916 | Jochen Schalanda | def medium_uri host, url = nil
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url ||= host.medium.path
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medium_vars_to_uri(url, host.architecture.name, host.os)
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| 0f77c7f2 | Ohad Levy | end
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| db59a916 | Jochen Schalanda | def medium_vars_to_uri (url, arch, os)
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| a6db0470 | Paul Kelly | URI.parse(interpolate_medium_vars(url, arch, os)).normalize
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| 5f75dccc | Paul Kelly | end
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| a6db0470 | Paul Kelly | def interpolate_medium_vars path, arch, os
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return "" if path.empty?
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path.gsub('$arch', arch).
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gsub('$major', os.major).
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gsub('$minor', os.minor).
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gsub('$version', [os.major, os.minor ].compact.join('.')).
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gsub('$release', os.release_name ? os.release_name : "" )
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end
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| 68f7a705 | Ohad Levy | # The OS is usually represented as the concatenation of the OS and the revision
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| 286a2207 | Ohad Levy | def to_label
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| fd8666ab | Ohad Levy | "#{name} #{release}"
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end
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def release
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"#{major}#{('.' + minor) unless minor.empty?}"
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| 286a2207 | Ohad Levy | end
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| 290c4d84 | Ohad Levy | def to_s
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to_label
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end
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| 3312a03d | Ohad Levy | def fullname
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| c289176c | Ohad Levy | to_label
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| 3312a03d | Ohad Levy | end
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| 5f75dccc | Paul Kelly | ||
| 0f77c7f2 | Ohad Levy | # sets the prefix for the tfp files based on the os / arch combination
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def pxe_prefix(arch)
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"boot/#{to_s}-#{arch}".gsub(" ","-")
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end
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| db59a916 | Jochen Schalanda | def pxe_files(medium, arch)
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boot_files_uri(medium, arch).collect do |img|
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| 0f77c7f2 | Ohad Levy | { pxe_prefix(arch).to_sym => img.to_s}
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end
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end
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| ff5ad780 | Ohad Levy | def as_json(options={})
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| 97be58ee | Corey Osman | {:operatingsystem => {:name => to_s, :id => id, :media => media, :architectures => architectures, :ptables => ptables, :config_templates => config_templates}}
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| ff5ad780 | Ohad Levy | end
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| 218bd6e0 | Justin Sherrill | def kernel arch
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bootfile(arch,:kernel)
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end
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def initrd arch
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bootfile(arch,:initrd)
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end
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| a6db0470 | Paul Kelly | def bootfile arch, type
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pxe_prefix(arch) + "-" + eval("#{self.family}::PXEFILES[:#{type}]")
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end
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# Does this OS family support a build variant that is constructed from a prebuilt archive
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def supports_image
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false
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end
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# override in sub operatingsystem classes as required.
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def pxe_variant
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"syslinux"
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end
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# The kind of PXE configuration template used. PXELinux and PXEGrub are currently supported
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def template_kind
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"PXELinux"
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end
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#handle things like gpxelinux/ gpxe / pxelinux here
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| 672f931d | Paul Kelly | def boot_filename host=nil
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| a6db0470 | Paul Kelly | "pxelinux.0"
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end
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# Does this OS family use release_name in its naming scheme
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def use_release_name?
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false
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end
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def image_extension
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raise "Attempting to construct a operatingsystem image filename but #{family} cannot be built from an image"
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end
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| 9a9b3e75 | Paul Kelly | private
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| 2c83f744 | Paul Kelly | def deduce_family
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if self.family.blank?
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found = nil
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for f in self.class.families
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if name =~ FAMILIES[f]
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found = f
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end
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end
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self.family = found
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end
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end
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| 9a9b3e75 | Paul Kelly | def downcase_release_name
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| 2e31dbca | Ohad Levy | self.release_name.downcase! unless defined?(Rake) or release_name.nil? or release_name.empty?
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| 9a9b3e75 | Paul Kelly | end
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| a6db0470 | Paul Kelly | def boot_files_uri(medium, architecture)
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raise "invalid medium for #{to_s}" unless media.include?(medium)
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raise "invalid architecture for #{to_s}" unless architectures.include?(architecture)
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eval("#{self.family}::PXEFILES").values.collect do |img|
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| 68f7a705 | Ohad Levy | medium_vars_to_uri("#{medium.path}/#{pxedir}/#{img}", architecture.name, self)
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| a6db0470 | Paul Kelly | end
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| 0f77c7f2 | Ohad Levy | end
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| a6db0470 | Paul Kelly | # If this OS family requires access to its media via NFS
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def require_nfs_access_to_medium
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false
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| 218bd6e0 | Justin Sherrill | end
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| 286a2207 | Ohad Levy | end
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