#!/usr/bin/python
from invirt.database import *
-import sys
-import getafsgroups
-import subprocess
-
-def expandLocker(name):
- groups = getafsgroups.getLockerAcl(name)
- cell = getafsgroups.getCell(name)
- ans = set()
- for group in groups:
- if ':' in group:
- ans.update(getafsgroups.getAfsGroupMembers(group, cell))
- else:
- ans.add(group)
- return ans
-
-def isUser(name):
- p = subprocess.Popen(['vos', 'examine', 'user.'+name],
- stdout=subprocess.PIPE, stderr=subprocess.PIPE)
- if p.wait():
- return False
- return True
-
-
-def expandName(name):
- if ':' not in name:
- if isUser(name):
- return [name]
- return []
- try:
- return getafsgroups.getAfsGroupMembers(name, 'athena.mit.edu')
- except getafsgroups.AfsProcessError:
- return []
+from invirt.config import structs as config
+from invirt import authz
def accessList(m):
people = set()
- people.update(expandLocker(m.owner))
- people.update(expandName(m.administrator))
+ people.update(authz.expandOwner(m.owner))
+ if m.administrator is not None:
+ people.update(authz.expandAdmin(m.administrator))
return people
def refreshMachine(m):
old_people = set(a.user for a in m.acl)
for removed in old_people - people:
ma = [x for x in m.acl if x.user == removed][0]
- ctx.current.delete(ma)
+ session.delete(ma)
for p in people - old_people:
ma = MachineAccess(user=p)
m.acl.append(ma)
- ctx.current.save(ma)
-
+ session.save_or_update(ma)
+
def refreshCache():
- transaction = ctx.current.create_transaction()
+ session.begin()
try:
- machines = Machine.select()
+ machines = Machine.query().all()
for m in machines:
refreshMachine(m)
- ctx.current.flush()
-
+ session.flush()
+
+ # Update the admin ACL as well
+ admin_acl = set(authz.expandAdmin(config.adminacl))
+ old_admin_acl = set(a.user for a in Admin.query())
+ for removed in old_admin_acl - admin_acl:
+ old = Admin.query.filter_by(user=removed).first()
+ session.delete(old)
+ for added in admin_acl - old_admin_acl:
+ a = Admin(user=added)
+ session.save_or_update(a)
+ session.flush()
+
# Atomically execute our changes
- transaction.commit()
+ session.commit()
except:
# Failed! Rollback all the changes.
- transaction.rollback()
+ session.rollback()
raise
if __name__ == '__main__':