nwfilter: python bindings for nwfilter

I have primarily followed the pattern of the 'secret' driver to provide
support for the missing python bindings for the network filter API.
This commit is contained in:
Stefan Berger 2010-04-29 06:46:01 -04:00
parent ba1072f0ac
commit f7366d84f4
5 changed files with 198 additions and 4 deletions

View File

@ -175,7 +175,6 @@ skipped_types = {
'virConnectDomainEventIOErrorCallback': "No function types in python",
'virConnectDomainEventGraphicsCallback': "No function types in python",
'virEventAddHandleFunc': "No function types in python",
'virNWFilterPtr': "No function types in python",
}
#######################################################################
@ -237,6 +236,11 @@ py_types = {
'virSecret *': ('O', "virSecret", "virSecretPtr", "virSecretPtr"),
'const virSecret *': ('O', "virSecret", "virSecretPtr", "virSecretPtr"),
'virNWFilterPtr': ('O', "virNWFilter", "virNWFilterPtr", "virNWFilterPtr"),
'const virNWFilterPtr': ('O', "virNWFilter", "virNWFilterPtr", "virNWFilterPtr"),
'virNWFilter *': ('O', "virNWFilter", "virNWFilterPtr", "virNWFilterPtr"),
'const virNWFilter *': ('O', "virNWFilter", "virNWFilterPtr", "virNWFilterPtr"),
'virStreamPtr': ('O', "virStream", "virStreamPtr", "virStreamPtr"),
'const virStreamPtr': ('O', "virStream", "virStreamPtr", "virStreamPtr"),
'virStream *': ('O', "virStream", "virStreamPtr", "virStreamPtr"),
@ -308,6 +312,9 @@ skip_impl = (
'virSecretGetUUID',
'virSecretGetUUIDString',
'virSecretLookupByUUID',
'virNWFilterGetUUID',
'virNWFilterGetUUIDString',
'virNWFilterLookupByUUID',
'virStreamRecv',
'virStreamSend',
'virStoragePoolGetUUID',
@ -361,6 +368,7 @@ skip_function = (
"virNetworkRef",
"virNodeDeviceRef",
"virSecretRef",
"virNWFilterRef",
"virStoragePoolRef",
"virStorageVolRef",
@ -371,6 +379,7 @@ skip_function = (
"virInterfaceGetConnect",
"virNetworkGetConnect",
"virSecretGetConnect",
"virNWFilterGetConnect",
"virStoragePoolGetConnect",
"virStorageVolGetConnect",
)
@ -643,6 +652,8 @@ classes_type = {
"virNodeDevice *": ("._o", "virNodeDevice(self, _obj=%s)", "virNodeDevice"),
"virSecretPtr": ("._o", "virSecret(self, _obj=%s)", "virSecret"),
"virSecret *": ("._o", "virSecret(self, _obj=%s)", "virSecret"),
"virNWFilterPtr": ("._o", "virNWFilter(self, _obj=%s)", "virNWFilter"),
"virNWFilter *": ("._o", "virNWFilter(self, _obj=%s)", "virNWFilter"),
"virStreamPtr": ("._o", "virStream(self, _obj=%s)", "virStream"),
"virStream *": ("._o", "virStream(self, _obj=%s)", "virStream"),
"virConnectPtr": ("._o", "virConnect(_obj=%s)", "virConnect"),
@ -657,7 +668,7 @@ converter_type = {
primary_classes = ["virDomain", "virNetwork", "virInterface",
"virStoragePool", "virStorageVol",
"virConnect", "virNodeDevice", "virSecret",
"virStream", "virDomainSnapshot"]
"virNWFilter", "virStream", "virDomainSnapshot"]
classes_ancestor = {
}
@ -669,6 +680,7 @@ classes_destructors = {
"virStorageVol": "virStorageVolFree",
"virNodeDevice" : "virNodeDeviceFree",
"virSecret": "virSecretFree",
"virNWFilter": "virNWFilterFree",
"virDomainSnapshot": "virDomainSnapshotFree",
# We hand-craft __del__ for this one
#"virStream": "virStreamFree",
@ -691,6 +703,7 @@ functions_noexcept = {
'virNodeDeviceGetParent': True,
'virSecretGetUsageType': True,
'virSecretGetUsageID': True,
'virNWFilterGetName': True,
}
reference_keepers = {
@ -756,6 +769,12 @@ def nameFixup(name, classe, type, file):
elif name[0:15] == "virSecretLookup":
func = name[3:]
func = string.lower(func[0:1]) + func[1:]
elif name[0:17] == "virNWFilterDefine":
func = name[3:]
func = string.lower(func[0:3]) + func[3:]
elif name[0:17] == "virNWFilterLookup":
func = name[3:]
func = string.lower(func[0:3]) + func[3:]
elif name[0:20] == "virStoragePoolDefine":
func = name[3:]
func = string.lower(func[0:1]) + func[1:]
@ -813,6 +832,12 @@ def nameFixup(name, classe, type, file):
elif name[0:9] == 'virSecret':
func = name[9:]
func = string.lower(func[0:1]) + func[1:]
elif name[0:14] == 'virNWFilterGet':
func = name[14:]
func = string.lower(func[0:1]) + func[1:]
elif name[0:11] == 'virNWFilter':
func = name[11:]
func = string.lower(func[0:1]) + func[1:]
elif name[0:12] == 'virStreamNew':
func = "newStream"
elif name[0:9] == 'virStream':
@ -1099,7 +1124,8 @@ def buildWrappers():
else:
classes.write("class %s:\n" % (classname))
if classname in [ "virDomain", "virNetwork", "virInterface", "virStoragePool",
"virStorageVol", "virNodeDevice", "virSecret","virStream" ]:
"virStorageVol", "virNodeDevice", "virSecret","virStream",
"virNWFilter" ]:
classes.write(" def __init__(self, conn, _obj=None):\n")
else:
classes.write(" def __init__(self, _obj=None):\n")
@ -1108,7 +1134,8 @@ def buildWrappers():
for ref in list:
classes.write(" self.%s = None\n" % ref[1])
if classname in [ "virDomain", "virNetwork", "virInterface",
"virNodeDevice", "virSecret", "virStream" ]:
"virNodeDevice", "virSecret", "virStream",
"virNWFilter" ]:
classes.write(" self._conn = conn\n")
elif classname in [ "virStorageVol", "virStoragePool" ]:
classes.write(" self._conn = conn\n" + \

View File

@ -226,6 +226,27 @@
<return type='char *' info='the UUID string or None in case of error'/>
<arg name='secret' type='virSecretPtr' info='a secret object'/>
</function>
<function name='virConnectListNWFilters' file='libvirt' module='libvirt'>
<info>List the defined network filters</info>
<arg name='conn' type='virConnectPtr' info='virConnect connection'/>
<return type='str *' info='the list of network filter IDs or None in case of error'/>
</function>
<function name='virNWFilterLookupByUUID' file='python'>
<info>Try to lookup a network filter on the given hypervisor based on its UUID.</info>
<return type='virNWFilterPtr' info='a new network filter object or NULL in case of failure'/>
<arg name='conn' type='virConnectPtr' info='pointer to the hypervisor connection'/>
<arg name='uuid' type='const unsigned char *' info='the UUID string for the secret, must be 16 bytes'/>
</function>
<function name='virNWFilterGetUUID' file='python'>
<info>Extract the UUID unique Identifier of a network filter.</info>
<return type='char *' info='the 16 bytes string or None in case of error'/>
<arg name='nwfilter' type='virNWFilterPtr' info='a network filter object'/>
</function>
<function name='virNWFilterGetUUIDString' file='python'>
<info>Fetch globally unique ID of the network filter as a string.</info>
<return type='char *' info='the UUID string or None in case of error'/>
<arg name='nwfilter' type='virNWFilterPtr' info='a network filter object'/>
</function>
<function name='virConnectListInterfaces' file='python'>
<info>list the running interfaces, stores the pointers to the names in @names</info>
<arg name='conn' type='virConnectPtr' info='pointer to the hypervisor connection'/>

View File

@ -1956,6 +1956,126 @@ libvirt_virSecretSetValue(PyObject *self ATTRIBUTE_UNUSED,
return py_retval;
}
static PyObject *
libvirt_virNWFilterGetUUID(PyObject *self ATTRIBUTE_UNUSED, PyObject *args) {
PyObject *py_retval;
unsigned char uuid[VIR_UUID_BUFLEN];
virNWFilterPtr nwfilter;
PyObject *pyobj_nwfilter;
int c_retval;
if (!PyArg_ParseTuple(args, (char *)"O:virNWFilterGetUUID", &pyobj_nwfilter))
return(NULL);
nwfilter = (virNWFilterPtr) PyvirNWFilter_Get(pyobj_nwfilter);
if (nwfilter == NULL)
return VIR_PY_NONE;
LIBVIRT_BEGIN_ALLOW_THREADS;
c_retval = virNWFilterGetUUID(nwfilter, &uuid[0]);
LIBVIRT_END_ALLOW_THREADS;
if (c_retval < 0)
return VIR_PY_NONE;
py_retval = PyString_FromStringAndSize((char *) &uuid[0], VIR_UUID_BUFLEN);
return(py_retval);
}
static PyObject *
libvirt_virNWFilterGetUUIDString(PyObject *self ATTRIBUTE_UNUSED,
PyObject *args) {
PyObject *py_retval;
char uuidstr[VIR_UUID_STRING_BUFLEN];
virNWFilterPtr nwfilter;
PyObject *pyobj_nwfilter;
int c_retval;
if (!PyArg_ParseTuple(args, (char *)"O:virNWFilterGetUUIDString",
&pyobj_nwfilter))
return(NULL);
nwfilter = (virNWFilterPtr) PyvirNWFilter_Get(pyobj_nwfilter);
if (nwfilter == NULL)
return VIR_PY_NONE;
LIBVIRT_BEGIN_ALLOW_THREADS;
c_retval = virNWFilterGetUUIDString(nwfilter, &uuidstr[0]);
LIBVIRT_END_ALLOW_THREADS;
if (c_retval < 0)
return VIR_PY_NONE;
py_retval = PyString_FromString((char *) &uuidstr[0]);
return(py_retval);
}
static PyObject *
libvirt_virNWFilterLookupByUUID(PyObject *self ATTRIBUTE_UNUSED, PyObject *args) {
PyObject *py_retval;
virNWFilterPtr c_retval;
virConnectPtr conn;
PyObject *pyobj_conn;
unsigned char * uuid;
int len;
if (!PyArg_ParseTuple(args, (char *)"Oz#:virNWFilterLookupByUUID", &pyobj_conn, &uuid, &len))
return(NULL);
conn = (virConnectPtr) PyvirConnect_Get(pyobj_conn);
if ((uuid == NULL) || (len != VIR_UUID_BUFLEN))
return VIR_PY_NONE;
LIBVIRT_BEGIN_ALLOW_THREADS;
c_retval = virNWFilterLookupByUUID(conn, uuid);
LIBVIRT_END_ALLOW_THREADS;
py_retval = libvirt_virNWFilterPtrWrap((virNWFilterPtr) c_retval);
return(py_retval);
}
static PyObject *
libvirt_virConnectListNWFilters(PyObject *self ATTRIBUTE_UNUSED,
PyObject *args) {
PyObject *py_retval;
char **uuids = NULL;
virConnectPtr conn;
int c_retval, i;
PyObject *pyobj_conn;
if (!PyArg_ParseTuple(args, (char *)"O:virConnectListNWFilters", &pyobj_conn))
return NULL;
conn = (virConnectPtr) PyvirConnect_Get(pyobj_conn);
LIBVIRT_BEGIN_ALLOW_THREADS;
c_retval = virConnectNumOfNWFilters(conn);
LIBVIRT_END_ALLOW_THREADS;
if (c_retval < 0)
return VIR_PY_NONE;
if (c_retval) {
uuids = malloc(sizeof(*uuids) * c_retval);
if (!uuids)
return VIR_PY_NONE;
LIBVIRT_BEGIN_ALLOW_THREADS;
c_retval = virConnectListNWFilters(conn, uuids, c_retval);
LIBVIRT_END_ALLOW_THREADS;
if (c_retval < 0) {
free(uuids);
return VIR_PY_NONE;
}
}
py_retval = PyList_New(c_retval);
if (uuids) {
for (i = 0;i < c_retval;i++) {
PyList_SetItem(py_retval, i, libvirt_constcharPtrWrap(uuids[i]));
free(uuids[i]);
}
free(uuids);
}
return py_retval;
}
static PyObject *
libvirt_virConnectListInterfaces(PyObject *self ATTRIBUTE_UNUSED,
PyObject *args) {
@ -3316,6 +3436,10 @@ static PyMethodDef libvirtMethods[] = {
{(char *) "virConnectListSecrets", libvirt_virConnectListSecrets, METH_VARARGS, NULL},
{(char *) "virSecretGetValue", libvirt_virSecretGetValue, METH_VARARGS, NULL},
{(char *) "virSecretSetValue", libvirt_virSecretSetValue, METH_VARARGS, NULL},
{(char *) "virNWFilterGetUUID", libvirt_virNWFilterGetUUID, METH_VARARGS, NULL},
{(char *) "virNWFilterGetUUIDString", libvirt_virNWFilterGetUUIDString, METH_VARARGS, NULL},
{(char *) "virNWFilterLookupByUUID", libvirt_virNWFilterLookupByUUID, METH_VARARGS, NULL},
{(char *) "virConnectListNWFilters", libvirt_virConnectListNWFilters, METH_VARARGS, NULL},
{(char *) "virConnectListInterfaces", libvirt_virConnectListInterfaces, METH_VARARGS, NULL},
{(char *) "virConnectListDefinedInterfaces", libvirt_virConnectListDefinedInterfaces, METH_VARARGS, NULL},
{(char *) "virConnectBaselineCPU", libvirt_virConnectBaselineCPU, METH_VARARGS, NULL},

View File

@ -214,6 +214,19 @@ libvirt_virSecretPtrWrap(virSecretPtr node)
return (ret);
}
PyObject *
libvirt_virNWFilterPtrWrap(virNWFilterPtr node)
{
PyObject *ret;
if (node == NULL) {
Py_INCREF(Py_None);
return Py_None;
}
ret = PyCObject_FromVoidPtrAndDesc(node, (char *) "virNWFilterPtr", NULL);
return (ret);
}
PyObject *
libvirt_virStreamPtrWrap(virStreamPtr node)
{

View File

@ -91,6 +91,14 @@ typedef struct {
virSecretPtr obj;
} PyvirSecret_Object;
#define PyvirNWFilter_Get(v) (((v) == Py_None) ? NULL : \
(((PyvirNWFilter_Object *)(v))->obj))
typedef struct {
PyObject_HEAD
virNWFilterPtr obj;
} PyvirNWFilter_Object;
#define PyvirStream_Get(v) (((v) == Py_None) ? NULL : \
(((PyvirStream_Object *)(v))->obj))
@ -163,6 +171,7 @@ PyObject * libvirt_virFreeCallbackWrap(virFreeCallback node);
PyObject * libvirt_virVoidPtrWrap(void* node);
PyObject * libvirt_virNodeDevicePtrWrap(virNodeDevicePtr node);
PyObject * libvirt_virSecretPtrWrap(virSecretPtr node);
PyObject * libvirt_virNWFilterPtrWrap(virNWFilterPtr node);
PyObject * libvirt_virStreamPtrWrap(virStreamPtr node);
PyObject * libvirt_virDomainSnapshotPtrWrap(virDomainSnapshotPtr node);