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require 'puppet/indirector/terminus'
require 'puppet/util/ldap/connection'
class Puppet::Indirector::Ldap < Puppet::Indirector::Terminus
# Perform our ldap search and process the result.
def find(request)
return ldapsearch(search_filter(request.key)) { |entry| return process(entry) } || nil
end
# Process the found entry. We assume that we don't just want the
# ldap object.
def process(entry)
raise Puppet::DevError, "The 'process' method has not been overridden for the LDAP terminus for %s" % self.name
end
# Default to all attributes.
def search_attributes
nil
end
def search_base
Puppet[:ldapbase]
end
# The ldap search filter to use.
def search_filter(name)
raise Puppet::DevError, "No search string set for LDAP terminus for %s" % self.name
end
# Find the ldap node, return the class list and parent node specially,
# and everything else in a parameter hash.
def ldapsearch(filter)
raise ArgumentError.new("You must pass a block to ldapsearch") unless block_given?
found = false
count = 0
begin
connection.search(search_base, 2, filter, search_attributes) do |entry|
found = true
yield entry
end
rescue SystemExit,NoMemoryError
raise
rescue Exception => detail
if count == 0
# Try reconnecting to ldap if we get an exception and we haven't yet retried.
count += 1
@connection = nil
Puppet.warning "Retrying LDAP connection"
retry
else
error = Puppet::Error.new("LDAP Search failed")
error.set_backtrace(detail.backtrace)
raise error
end
end
return found
end
# Create an ldap connection.
def connection
unless defined?(@connection) and @connection
unless Puppet.features.ldap?
raise Puppet::Error, "Could not set up LDAP Connection: Missing ruby/ldap libraries"
end
begin
conn = Puppet::Util::Ldap::Connection.instance
conn.start
@connection = conn.connection
rescue => detail
puts detail.backtrace if Puppet[:trace]
raise Puppet::Error, "Could not connect to LDAP: %s" % detail
end
end
return @connection
end
end
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