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dom0: use xen.lowlevel.xs instead of call xenstore-*

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This commit is contained in:
Marek Marczykowski 2011-06-05 23:35:53 +02:00
parent 9ce2f440c3
commit d3e6e3dec0
1 changed files with 10 additions and 24 deletions
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34
dom0/qvm-core/qubes.py
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@ -524,10 +524,7 @@ class QubesVm(object):
# Don't know why, but 51712 is xvda
# backend node name not available through xenapi :(
p = subprocess.Popen (["xenstore-read",
"/local/domain/0/backend/vbd/{0}/51712/node".format(self.get_xid())],
stdout=subprocess.PIPE)
used_dmdev = p.communicate()[0].strip()
used_dmdev = xs.read('', "/local/domain/0/backend/vbd/{0}/51712/node".format(self.get_xid()))
return used_dmdev != current_dmdev
@ -1356,10 +1353,7 @@ class QubesNetVm(QubesVm):
return
super(QubesNetVm, self).create_xenstore_entries(xid)
retcode = subprocess.check_call ([
"/usr/bin/xenstore-write",
"/local/domain/{0}/qubes_netvm_external_ip".format(xid),
""])
xs.write('', "/local/domain/{0}/qubes_netvm_external_ip".format(xid), '')
self.update_external_ip_permissions(xid)
def update_external_ip_permissions(self, xid = -1):
@ -1453,24 +1447,19 @@ class QubesProxyVm(QubesNetVm):
return
super(QubesProxyVm, self).create_xenstore_entries(xid)
retcode = subprocess.check_call ([
"/usr/bin/xenstore-write",
"/local/domain/{0}/qubes_iptables_error".format(xid),
""])
retcode = subprocess.check_call ([
"/usr/bin/xenstore-chmod",
"/local/domain/{0}/qubes_iptables_error".format(xid),
"r{0}".format(xid), "w{0}".format(xid)])
xs_trans = xs.start_transaction()
xs.write(xs_trans, "/local/domain/{0}/qubes_iptables_error".format(xid), '')
xs.set_permissions(xs_trans, "/local/domain/{0}/qubes_iptables_error".format(xid),
[{ 'dom': xid, 'write': True }])
xs.end_transaction(xs_trans)
self.write_iptables_xenstore_entry()
def write_netvm_domid_entry(self, xid = -1):
if xid < 0:
xid = self.get_xid()
return subprocess.check_call ([
"/usr/bin/xenstore-write", "--",
"/local/domain/{0}/qubes_netvm_domid".format(xid),
"{0}".format(self.netvm_vm.get_xid())])
xs.write('', "/local/domain/{0}/qubes_netvm_domid".format(xid),
"{0}".format(self.netvm_vm.get_xid()))
def write_iptables_xenstore_entry(self):
iptables = "# Generated by Qubes Core on {0}\n".format(datetime.now().ctime())
@ -1545,10 +1534,7 @@ class QubesProxyVm(QubesNetVm):
self.write_netvm_domid_entry()
self.rules_applied = None
return subprocess.check_call ([
"/usr/bin/xenstore-write",
"/local/domain/{0}/qubes_iptables".format(self.get_xid()),
iptables])
xs.write('', "/local/domain/{0}/qubes_iptables".format(self.get_xid()), iptables)
def get_xml_attrs(self):
attrs = super(QubesProxyVm, self).get_xml_attrs()