# File lib/Dnsruby/resource/DS.rb, line 149 def DS.from_key(key, digest_type) ## The key must not be a NULL key. # if ((key.flags & 0xc000 ) == 0xc000 ) # puts "\nCreating a DS record for a NULL key is illegal" # return # end # # # Bit 0 must not be set. # if (key.flags & 0x8000) # puts "\nCreating a DS record for a key with flag bit 0 set " + # "to 0 is illegal" # return # end # # Bit 6 must be set to 0 bit 7 must be set to 1 if (( key.flags & 0x300) != 0x100) puts "\nCreating a DS record for a key with flags 6 and 7 not set "+ "0 and 1 respectively is illegal" return end # # # if (key.protocol != 3 ) # puts "\nCreating a DS record for a non DNSSEC (protocol=3) " + # "key is illegal" # return # end # digest_type = get_digest_type(digest_type) # Create a new DS record from the specified key ds = RR.create(:name => key.name, :type => "DS", :ttl => key.ttl, :key_tag => key.key_tag, :digest_type => digest_type, :algorithm => key.algorithm) ds.digestbin = ds.digest_key(key, digest_type) ds.digest = ds.digestbin.unpack("H*")[0] return ds end