Project

General

Profile

Download (7.54 KB) Statistics
| Branch: | Tag: | Revision:
class Puppetclass < ActiveRecord::Base
include Authorization
has_and_belongs_to_many :environments
has_and_belongs_to_many :operatingsystems
has_and_belongs_to_many :hostgroups
has_many :host_classes, :dependent => :destroy
has_many :hosts, :through => :host_classes

has_many :lookup_keys, :inverse_of => :puppetclass
accepts_nested_attributes_for :lookup_keys, :reject_if => lambda { |a| a[:key].blank? }, :allow_destroy => true

validates_uniqueness_of :name
validates_presence_of :name
validates_associated :environments
validates_format_of :name, :with => /\A(\S+\s?)+\Z/, :message => "can't be blank or contain white spaces."
acts_as_audited

before_destroy Ensure_not_used_by.new(:hosts)
before_destroy Ensure_not_used_by.new(:hostgroups)
default_scope :order => 'LOWER(puppetclasses.name)'

scoped_search :on => :name, :complete_value => :true
scoped_search :in => :environments, :on => :name, :complete_value => :true, :rename => "environment"
scoped_search :in => :hostgroups, :on => :name, :complete_value => :true, :rename => "hostgroup"
scoped_search :in => :hosts, :on => :name, :complete_value => :true, :rename => "host", :ext_method => :search_by_host, :only_explicit => true


def to_param
name
end

# Scans a directory path for puppet classes
# +paths+ : String containing a colon separated module path
# returns
# Array of Strings containing puppet class names
def self.scanForClasses(paths)
klasses=Array.new
for path in paths.split(":")
Dir.glob("#{path}/*/manifests/**/*.pp").each do |manifest|
File.read(manifest).each_line do |line|
klass=line.match(/^class (\S+).*\{/)
klasses << klass[1] if klass
end
end
end
return klasses.uniq
end

# returns a hash containing modules and associated classes
def self.classes2hash classes
hash = {}
for klass in classes
if mod = klass.module_name
hash[mod] ||= []
hash[mod] << klass
else
next
end
end
return hash
end

# returns module name (excluding of the class name)
# if class separator does not exists (the "::" chars), then returns the whole class name
def module_name
return (i = name.index("::")) ? name[0..i-1] : name
end

# returns class name (excluding of the module name)
def klass
return name.gsub(module_name+"::","")
end

# add sort by class name
def <=>(other)
klass <=> other.klass
end

# Retrieve the manifest dir from the puppet configuration
# Returns: String
def self.manifestdir
ps = Puppet.settings.instance_variable_get(:@values)
ps[:main][:manifestdir] || ps[:puppetmasterd][:manifestdir] || ps[:puppetd][:manifestdir] || Puppet.settings[:manifestdir] || "/etc/puppet/manifests"
end

# Populates the rdoc tree with information about all the classes in your modules.
# Firstly, we prepare the modules tree
# Secondly we run puppetdoc over the modulespath and manifestdir for all environments
# The results are written into document_root/puppet/rdoc/<env>/<class>"
def self.rdoc root
debug, verbose = false, false
relocated = root != "/" # This is true if the prepare phase copied the modules tree

# Retrieve an optional http server's DocumentRoot from the settings.yaml file, and prepare it for writing
doc_root = Pathname.new(Setting[:document_root])
doc_root.mkpath
unless doc_root.directory? and doc_root.writable?
puts "Unable to write html to #{doc_root}"
return false
end
validator = '<div id="validator-badges">'
# For each environment we write a puppetdoc tree
for env, path in Environment.puppetEnvs
# We may need to rewrite the modulepaths because they have been changed by the prepare step
modulepaths = relocated ? path.split(":").map{|p| root + p}.join(":") : path

# Identify and prepare the output directory
out = doc_root + env.id2name
out.rmtree if out.directory?

replacement = "<div id=\\\"validator-badges\\\"><small><a href=\\\"/puppet/rdoc/#{env}/\\\">[Browser]</a></small>"

# Create the documentation

cmd = "puppetdoc --output #{out} --modulepath #{modulepaths} -m rdoc"
puts cmd if defined?(Rake)
sh cmd do |ok, res|
unless ok
logger.warn "Failed to process puppetdocs for #{out} while executing #{cmd}"
warn "Failed to process puppetdocs for #{out} while executing #{cmd}"
return false
end

# Add a link to the class browser
files = %x{find #{out} -exec grep -l 'validator-badges' {} \\; 2>/dev/null}.gsub(/\n/, " ")
if files.empty?
warn "No files to update with the browser link in #{out}. This is probably due to a previous error."
else
cmd = "ruby -p -i -e '$_.gsub!(/#{validator}/,\"#{replacement}\")' #{files}"
puts cmd if debug
sh cmd
end
# Relocate the paths for files and references if the manifests were relocated and sanitized
if relocated and (files = %x{find #{out} -exec grep -l '#{root}' {} \\;}.gsub(/\n/, " ")) != ""
puts "Rewriting..." if verbose
cmd = "ruby -p -i -e 'rex=%r{#{root}};$_.gsub!(rex,\"\")' #{files}"
puts cmd if debug
sh cmd
# Now relocate the files/* files to match the rewritten url
mv Dir.glob("#{out}/files/#{root}/*"), "#{out}/files", :verbose => verbose
end
end
end
end

# Optionally creates a copy of the current puppet modules and sanitizes it.
# If your 'live' manifests and modules can be parsed by puppetdoc
# then you do not need to do this step. (Unfortunately some sites have circular
# symlinks which have to be removed.)
# If the executable RAILS_ROOT/script/rdoc_prepare_script exists then it is run
# and passed a list of all directory paths in all environments.
# It should return the directory into which it has copied the cleaned modules"
def self.prepare_rdoc root
debug, verbose = false, false

prepare_script = Pathname.new(RAILS_ROOT) + "script/rdoc_prepare_script.rb"
if prepare_script.executable?
dirs = Environment.puppetEnvs.values.join(":").split(":").uniq.sort.join(" ")
puts "Running #{prepare_script} #{dirs}" if debug
location = %x{#{prepare_script} #{dirs}}
if $? == 0
root = location.chomp
puts "Relocated modules to #{root}" if verbose
end
else
puts "No executable #{prepare_script} found so using the uncopied module sources" if verbose
end
root
end

def as_json(options={})
super({:only => [:name, :id]}.merge(options))
end

def self.search_by_host(key, operator, value)
conditions = "hosts.name #{operator} '#{value_to_sql(operator, value)}'"
direct = Puppetclass.all(:conditions => conditions, :joins => :hosts, :select => 'DISTINCT puppetclasses.id').map(&:id)
indirect = Hostgroup.all(:conditions => conditions, :joins => [:hosts,:puppetclasses], :select => 'DISTINCT puppetclasses.id').map(&:id)

opts = ''
opts += "puppetclasses.id IN(#{direct.join(',')})" unless direct.blank?
opts += " OR " unless direct.blank? || indirect.blank?
opts += "hostgroups.id IN(#{indirect.join(',')})" unless indirect.blank?
opts = "puppetclasses.id = 'nil'" if direct.blank? && indirect.blank?
return {:conditions => opts, :include => :hostgroups}
end

def self.value_to_sql(operator, value)
return value if operator !~ /LIKE/i
return value.tr_s('%*', '%') if (value ~ /%|\*/)

return "%#{value}%"
end

end
(39-39/54)