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[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index] [Xen-changelog] [xen-unstable] xend: Fix startup after removal of ACM support.
# HG changeset patch
# User Keir Fraser <keir@xxxxxxx>
# Date 1301241842 -3600
# Node ID c4576aafb21ebfc16b438684ebb1148c13e80085
# Parent 0bc1c4746c8939337f693a513fd837fc03477db1
xend: Fix startup after removal of ACM support.
Signed-off-by: Keir Fraser <keir@xxxxxxx>
---
diff -r 0bc1c4746c89 -r c4576aafb21e tools/python/setup.py
--- a/tools/python/setup.py Sun Mar 27 09:30:35 2011 +0100
+++ b/tools/python/setup.py Sun Mar 27 17:04:02 2011 +0100
@@ -105,6 +105,7 @@
'xen.util.xsm',
'xen.util.xsm.dummy',
'xen.util.xsm.flask',
+ 'xen.util.xsm.acm',
'xen.xend',
'xen.xend.server',
'xen.xend.xenstore',
diff -r 0bc1c4746c89 -r c4576aafb21e tools/python/xen/util/xsm/acm/acm.py
--- a/tools/python/xen/util/xsm/acm/acm.py Sun Mar 27 09:30:35 2011 +0100
+++ b/tools/python/xen/util/xsm/acm/acm.py Sun Mar 27 17:04:02 2011 +0100
@@ -25,7 +25,6 @@
import struct
import stat
import base64
-from xen.lowlevel import acm
from xen.xend import sxp
from xen.xend import XendConstants
from xen.xend import XendOptions
@@ -140,10 +139,7 @@
active_policy = 'INACCESSIBLE'
if os.access("/proc/xen/privcmd", os.R_OK|os.W_OK):
- try:
- active_policy = acm.policy()
- except:
- active_policy = "INACTIVE"
+ active_policy = "INACTIVE"
def get_active_policy_name():
refresh_security_policy()
@@ -439,26 +435,7 @@
"""
enables domains to retrieve the label / ssidref of a running domain
"""
- if not on():
- err("No policy active.")
-
- if isinstance(domain, str):
- domain_int = int(domain)
- elif isinstance(domain, int):
- domain_int = domain
- else:
- err("Illegal parameter type.")
- try:
- ssid_info = acm.getssid(int(domain_int))
- except:
- err("Cannot determine security information.")
-
- label = ssidref2label(ssid_info["ssidref"])
-
- return(ssid_info["policyreference"],
- label,
- ssid_info["policytype"],
- ssid_info["ssidref"])
+ err("No policy active.")
@@ -469,40 +446,7 @@
IN: args format = ['domid', id] or ['ssidref', ssidref]
or ['access_control', ['policy', policy], ['label', label], ['type', type]]
"""
-
- if not on():
- err("No policy active.")
-
- #translate labels before calling low-level function
- if arg1[0] == 'access_control':
- if (arg1[1][0] != 'policy') or (arg1[2][0] != 'label') or (arg1[3][0]
!= 'type'):
- err("Argument type not supported.")
- ssidref = label2ssidref(arg1[2][1], arg1[1][1], arg1[3][1])
- arg1 = ['ssidref', str(ssidref)]
- if arg2[0] == 'access_control':
- if (arg2[1][0] != 'policy') or (arg2[2][0] != 'label') or (arg2[3][0]
!= 'type'):
- err("Argument type not supported.")
- ssidref = label2ssidref(arg2[2][1], arg2[1][1], arg2[3][1])
- arg2 = ['ssidref', str(ssidref)]
-
- # accept only int or string types for domid and ssidref
- if isinstance(arg1[1], int):
- arg1[1] = str(arg1[1])
- if isinstance(arg2[1], int):
- arg2[1] = str(arg2[1])
- if not isinstance(arg1[1], str) or not isinstance(arg2[1], str):
- err("Invalid id or ssidref type, string or int required")
-
- try:
- decision = acm.getdecision(arg1[0], arg1[1], arg2[0], arg2[1],
- ACMHOOK_sharing)
- except:
- err("Cannot determine decision.")
-
- if decision:
- return decision
- else:
- err("Cannot determine decision (Invalid parameter).")
+ err("No policy active.")
def has_authorization(ssidref):
@@ -510,14 +454,7 @@
run on this system. To have authoriztion dom0's STE types must
be a superset of that of the domain's given through its ssidref.
"""
- rc = True
- dom0_ssidref = int(acm.getssid(0)['ssidref'])
- decision = acm.getdecision('ssidref', str(dom0_ssidref),
- 'ssidref', str(ssidref),
- ACMHOOK_authorization)
- if decision == "DENIED":
- rc = False
- return rc
+ return True
def hv_chg_policy(bin_pol, del_array, chg_array):
@@ -527,44 +464,19 @@
and changed ssidrefs which can be due to deleted VM labels
or reordered VM labels
"""
- rc = -xsconstants.XSERR_GENERAL_FAILURE
- errors = ""
- if not on():
- err("No policy active.")
- try:
- rc, errors = acm.chgpolicy(bin_pol, del_array, chg_array)
- except Exception, e:
- pass
- if len(errors) > 0:
- rc = -xsconstants.XSERR_HV_OP_FAILED
- return rc, errors
+ err("No policy active.")
def hv_get_policy():
"""
Gte the binary policy enforced in the hypervisor
"""
- rc = -xsconstants.XSERR_GENERAL_FAILURE
- bin_pol = ""
- if not on():
- err("No policy active.")
- try:
- rc, bin_pol = acm.getpolicy()
- except Exception, e:
- pass
- if len(bin_pol) == 0:
- bin_pol = None
- return rc, bin_pol
+ err("No policy active.")
def is_in_conflict(ssidref):
""" Check whether the given ssidref is in conflict with any running
domain.
"""
- decision = acm.getdecision('ssidref', str(ssidref),
- 'ssidref', str(ssidref),
- ACMHOOK_conflictset)
- if decision == "DENIED":
- return True
return False
@@ -1375,19 +1287,8 @@
@param relabel_list: a list containing tuples of domid, ssidref
example: [ [0, 0x00020002] ]
"""
- rel_rules = ""
- for r in relabel_list:
- log.info("Relabeling domain with domid %d to new ssidref 0x%08x",
- r[0], r[1])
- rel_rules += struct.pack("ii", r[0], r[1])
- try:
- rc, errors = acm.relabel_domains(rel_rules)
- except Exception, e:
- log.info("Error after relabel_domains: %s" % str(e))
- rc = -xsconstants.XSERR_GENERAL_FAILURE
- errors = ""
- if (len(errors) > 0):
- rc = -xsconstants.XSERR_HV_OP_FAILED
+ rc = -xsconstants.XSERR_GENERAL_FAILURE
+ errors = ""
return rc, errors
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