X-Git-Url: http://xvm.mit.edu/gitweb/invirt/packages/invirt-web.git/blobdiff_plain/a5129d860e26e364fff59043900d632e725efced..70f60ee3aa8c2416ef0b72bb89341af2975420a5:/code/validation.py?ds=sidebyside diff --git a/code/validation.py b/code/validation.py index 2f64f9a..513b431 100644 --- a/code/validation.py +++ b/code/validation.py @@ -7,7 +7,7 @@ import string import dns.resolver from invirt.database import Machine, NIC, Type, Disk, CDROM, Autoinstall from invirt.config import structs as config -from webcommon import InvalidInput +from invirt.common import InvalidInput MAX_MEMORY_TOTAL = 512 MAX_MEMORY_SINGLE = 256 @@ -44,9 +44,7 @@ class Validate: owner = testOwner(username, owner, machine) if owner is not None: self.owner = owner - admin = testAdmin(username, admin, machine) - if admin is not None: - self.admin = admin + self.admin = testAdmin(username, admin, machine) contact = testContact(username, contact, machine) if contact is not None: self.contact = contact @@ -68,6 +66,8 @@ class Validate: raise CodeError("Invalid cdrom type '%s'" % cdrom) self.cdrom = cdrom if autoinstall is not None: + #raise InvalidInput('autoinstall', 'install', + # "The autoinstaller has been temporarily disabled") self.autoinstall = Autoinstall.query().get(autoinstall) @@ -218,7 +218,7 @@ def testAdmin(user, admin, machine): if admin is None: return None if machine is not None and admin == machine.administrator: - return None + return admin if admin == user: return admin if ':' not in admin: @@ -272,8 +272,20 @@ def testName(user, name, machine=None): if machine is not None and name == machine.name: return None try: - f = open('/tmp/log', 'a') - dns.resolver.query('%s.%s.' % (name, config.dns.domains[0]), 'A') + hostname = '%s.%s.' % (name, config.dns.domains[0]) + resolver = dns.resolver.Resolver() + resolver.nameservers = ['127.0.0.1'] + try: + resolver.query(hostname, 'A') + except dns.resolver.NoAnswer, e: + # If we can get the TXT record, then we can verify it's + # reserved. If this lookup fails, let it bubble up and be + # dealt with + answer = resolver.query(hostname, 'TXT') + txt = answer[0].strings[0] + if txt.startswith('reserved'): + raise InvalidInput('name', name, 'The name you have requested has been %s. For more information, contact us at %s' % (txt, config.dns.contact)) + # If the hostname didn't exist, it would have thrown an # exception by now - error out raise InvalidInput('name', name, 'Name is already taken.')