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-rw-r--r--source4/libnet/py_net.c169
1 files changed, 134 insertions, 35 deletions
diff --git a/source4/libnet/py_net.c b/source4/libnet/py_net.c
index d4a4670f13..0b1eb7b916 100644
--- a/source4/libnet/py_net.c
+++ b/source4/libnet/py_net.c
@@ -26,6 +26,9 @@
#include "lib/events/events.h"
#include "param/param.h"
#include "param/pyparam.h"
+#include "lib/ldb/pyldb.h"
+#include "auth/gensec/gensec.h"
+#include "librpc/rpc/pyrpc.h"
typedef struct {
PyObject_HEAD
@@ -306,58 +309,150 @@ static PyObject *py_net_vampire(py_net_Object *self, PyObject *args, PyObject *k
return ret;
}
+struct replicate_state {
+ void *vampire_state;
+ dcerpc_InterfaceObject *drs_pipe;
+ struct libnet_BecomeDC_StoreChunk chunk;
+ DATA_BLOB gensec_skey;
+ struct libnet_BecomeDC_Partition partition;
+ struct libnet_BecomeDC_Forest forest;
+ struct libnet_BecomeDC_DestDSA dest_dsa;
+};
-static PyObject *py_net_replicate(py_net_Object *self, PyObject *args, PyObject *kwargs)
+/*
+ setup for replicate_chunk() calls
+ */
+static PyObject *py_net_replicate_init(py_net_Object *self, PyObject *args, PyObject *kwargs)
{
- const char *kwnames[] = { "domain", "netbios_name",
- "domain_sid", "realm", "server", "join_password",
- "kvno", "target_dir", NULL };
+ const char *kwnames[] = { "samdb", "lp", "drspipe", NULL };
+ PyObject *py_ldb, *py_lp, *py_drspipe;
+ struct ldb_context *samdb;
+ struct loadparm_context *lp;
+ struct replicate_state *s;
NTSTATUS status;
- TALLOC_CTX *mem_ctx;
- struct libnet_Replicate r;
- unsigned kvno;
- const char *sidstr;
- if (!PyArg_ParseTupleAndKeywords(args, kwargs, "ssssssI|z",
+ if (!PyArg_ParseTupleAndKeywords(args, kwargs, "OOO",
discard_const_p(char *, kwnames),
- &r.in.domain_name,
- &r.in.netbios_name,
- &sidstr,
- &r.in.realm,
- &r.in.server,
- &r.in.join_password,
- &kvno,
- &r.in.targetdir)) {
+ &py_ldb, &py_lp, &py_drspipe)) {
return NULL;
}
- r.out.error_string = NULL;
+ s = talloc_zero(NULL, struct replicate_state);
+ if (!s) return NULL;
- mem_ctx = talloc_new(NULL);
- if (mem_ctx == NULL) {
- PyErr_NoMemory();
+ lp = lpcfg_from_py_object(s, py_lp);
+ if (lp == NULL) {
+ PyErr_SetString(PyExc_TypeError, "Expected lp object");
+ talloc_free(s);
return NULL;
}
- r.in.kvno = kvno;
- r.in.domain_sid = dom_sid_parse_talloc(mem_ctx, sidstr);
-
- if (!r.in.domain_sid) {
- PyErr_Format(PyExc_RuntimeError, "Bad domain_sid %s", sidstr);
- talloc_free(mem_ctx);
+ samdb = PyLdb_AsLdbContext(py_ldb);
+ if (samdb == NULL) {
+ PyErr_SetString(PyExc_TypeError, "Expected ldb object");
+ talloc_free(s);
return NULL;
}
- status = libnet_Replicate(self->libnet_ctx, mem_ctx, &r);
+ s->drs_pipe = (dcerpc_InterfaceObject *)(py_drspipe);
+ s->vampire_state = libnet_vampire_replicate_init(s, samdb, lp);
+ if (s->vampire_state == NULL) {
+ PyErr_SetString(PyExc_TypeError, "Failed to initialise vampire_state");
+ talloc_free(s);
+ return NULL;
+ }
+
+ status = gensec_session_key(s->drs_pipe->pipe->conn->security_state.generic_state,
+ &s->gensec_skey);
if (!NT_STATUS_IS_OK(status)) {
- PyErr_SetString(PyExc_RuntimeError,
- r.out.error_string ? r.out.error_string : nt_errstr(status));
- talloc_free(mem_ctx);
+ PyErr_Format(PyExc_RuntimeError, "Unable to get session key from drspipe: %s",
+ nt_errstr(status));
+ talloc_free(s);
return NULL;
}
- talloc_free(mem_ctx);
+ s->chunk.gensec_skey = &s->gensec_skey;
+ s->chunk.partition = &s->partition;
+ s->chunk.forest = &s->forest;
+ s->chunk.dest_dsa = &s->dest_dsa;
+
+ return PyCObject_FromTallocPtr(s);
+}
+
+
+/*
+ process one replication chunk
+ */
+static PyObject *py_net_replicate_chunk(py_net_Object *self, PyObject *args, PyObject *kwargs)
+{
+ const char *kwnames[] = { "state", "level", "ctr", "schema", NULL };
+ PyObject *py_state, *py_ctr, *py_schema;
+ struct replicate_state *s;
+ unsigned level;
+ NTSTATUS (*chunk_handler)(void *private_data, const struct libnet_BecomeDC_StoreChunk *c);
+ NTSTATUS status;
+
+ if (!PyArg_ParseTupleAndKeywords(args, kwargs, "OIO|O",
+ discard_const_p(char *, kwnames),
+ &py_state, &level, &py_ctr, &py_schema)) {
+ return NULL;
+ }
+
+ s = talloc_get_type(PyCObject_AsVoidPtr(py_state), struct replicate_state);
+ if (!s) {
+ PyErr_SetString(PyExc_TypeError, "Expected replication_state");
+ return NULL;
+ }
+
+ switch (level) {
+ case 1:
+ if (strcmp("drsuapi.DsGetNCChangesCtr1", Py_TYPE(py_ctr)->tp_name) != 0) {
+ PyErr_SetString(PyExc_TypeError, "Expected DsGetNCChangesCtr1 type for ctr");
+ return NULL;
+ }
+ s->chunk.ctr1 = py_talloc_get_ptr(py_ctr);
+ s->partition.nc = *s->chunk.ctr1->naming_context;
+ s->partition.more_data = s->chunk.ctr1->more_data;
+ s->partition.source_dsa_guid = s->chunk.ctr1->source_dsa_guid;
+ s->partition.source_dsa_invocation_id = s->chunk.ctr1->source_dsa_invocation_id;
+ s->partition.highwatermark = s->chunk.ctr1->new_highwatermark;
+ break;
+ case 6:
+ if (strcmp("drsuapi.DsGetNCChangesCtr6", Py_TYPE(py_ctr)->tp_name) != 0) {
+ PyErr_SetString(PyExc_TypeError, "Expected DsGetNCChangesCtr6 type for ctr");
+ return NULL;
+ }
+ s->chunk.ctr6 = py_talloc_get_ptr(py_ctr);
+ s->partition.nc = *s->chunk.ctr6->naming_context;
+ s->partition.more_data = s->chunk.ctr6->more_data;
+ s->partition.source_dsa_guid = s->chunk.ctr6->source_dsa_guid;
+ s->partition.source_dsa_invocation_id = s->chunk.ctr6->source_dsa_invocation_id;
+ s->partition.highwatermark = s->chunk.ctr6->new_highwatermark;
+ break;
+ default:
+ PyErr_Format(PyExc_TypeError, "Bad level %u in replicate_chunk", level);
+ return NULL;
+ }
+
+ chunk_handler = libnet_vampire_cb_store_chunk;
+ if (py_schema) {
+ if (!PyBool_Check(py_schema)) {
+ PyErr_SetString(PyExc_TypeError, "Expected boolean schema");
+ return NULL;
+ }
+ if (py_schema == Py_True) {
+ chunk_handler = libnet_vampire_cb_schema_chunk;
+ }
+ }
+
+ s->chunk.ctr_level = level;
+
+ status = chunk_handler(s->vampire_state, &s->chunk);
+ if (!NT_STATUS_IS_OK(status)) {
+ PyErr_Format(PyExc_TypeError, "Failed to process chunk: %s", nt_errstr(status));
+ return NULL;
+ }
return Py_None;
}
@@ -365,8 +460,11 @@ static PyObject *py_net_replicate(py_net_Object *self, PyObject *args, PyObject
static const char py_net_vampire_doc[] = "vampire(domain, target_dir=None)\n"
"Vampire a domain.";
-static const char py_net_replicate_doc[] = "replicate(domain, netbios_name, domain_sid, realm, server, join_password, kvno, target_dir=None)\n"
- "Replicate a domain.";
+static const char py_net_replicate_init_doc[] = "replicate_init(samdb, lp, drspipe)\n"
+ "Setup for replicate_chunk calls.";
+
+static const char py_net_replicate_chunk_doc[] = "replicate_chunk(state, level, ctr, schema)\n"
+ "Process replication for one chunk";
static PyMethodDef net_obj_methods[] = {
{"join", (PyCFunction)py_net_join, METH_VARARGS|METH_KEYWORDS, py_net_join_doc},
@@ -376,7 +474,8 @@ static PyMethodDef net_obj_methods[] = {
{"create_user", (PyCFunction)py_net_user_create, METH_VARARGS|METH_KEYWORDS, py_net_create_user_doc},
{"delete_user", (PyCFunction)py_net_user_delete, METH_VARARGS|METH_KEYWORDS, py_net_delete_user_doc},
{"vampire", (PyCFunction)py_net_vampire, METH_VARARGS|METH_KEYWORDS, py_net_vampire_doc},
- {"replicate", (PyCFunction)py_net_replicate, METH_VARARGS|METH_KEYWORDS, py_net_replicate_doc},
+ {"replicate_init", (PyCFunction)py_net_replicate_init, METH_VARARGS|METH_KEYWORDS, py_net_replicate_init_doc},
+ {"replicate_chunk", (PyCFunction)py_net_replicate_chunk, METH_VARARGS|METH_KEYWORDS, py_net_replicate_chunk_doc},
{ NULL }
};