r25598: Add missing become_root/unbecome_root around calls of add_aliases.
[sfrench/samba-autobuild/.git] / source3 / python / py_smb.c
index 77d7bb32fce6c019cac268462267579f48a6607d..17b2a2d5aa13782b35f07e517089f7dea0a5f798 100644 (file)
@@ -5,7 +5,7 @@
    
    This program is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
-   the Free Software Foundation; either version 2 of the License, or
+   the Free Software Foundation; either version 3 of the License, or
    (at your option) any later version.
    
    This program is distributed in the hope that it will be useful,
@@ -14,8 +14,7 @@
    GNU General Public License for more details.
    
    You should have received a copy of the GNU General Public License
-   along with this program; if not, write to the Free Software
-   Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+   along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
 
 #include "python/py_smb.h"
@@ -43,12 +42,12 @@ static PyObject *py_smb_connect(PyObject *self, PyObject *args, PyObject *kw)
        if (!PyArg_ParseTupleAndKeywords(args, kw, "s", kwlist, &server))
                return NULL;
 
-       if (!(cli = cli_initialise(NULL)))
+       if (!(cli = cli_initialise()))
                return NULL;
 
        ZERO_STRUCT(ip);
 
-       if (!cli_connect(cli, server, &ip))
+       if (!NT_STATUS_IS_OK(cli_connect(cli, server, &ip)))
                return NULL;
 
        return new_cli_state_object(cli);
@@ -61,7 +60,6 @@ static PyObject *py_smb_session_request(PyObject *self, PyObject *args,
        static char *kwlist[] = { "called", "calling", NULL };
        char *calling_name = NULL, *called_name;
        struct nmb_name calling, called;
-       extern pstring global_myname;
        BOOL result;
 
        if (!PyArg_ParseTupleAndKeywords(args, kw, "s|s", kwlist, &called_name, 
@@ -69,7 +67,7 @@ static PyObject *py_smb_session_request(PyObject *self, PyObject *args,
                return NULL;
 
        if (!calling_name)
-               calling_name = global_myname;
+               calling_name = global_myname();
 
        make_nmb_name(&calling, calling_name, 0x00);
        make_nmb_name(&called, called_name, 0x20);
@@ -97,12 +95,12 @@ static PyObject *py_smb_session_setup(PyObject *self, PyObject *args,
                                      PyObject *kw)
 {
        cli_state_object *cli = (cli_state_object *)self;
-       static char *kwlist[] = { "creds" };
+       static char *kwlist[] = { "creds", NULL };
        PyObject *creds;
        char *username, *domain, *password, *errstr;
-       BOOL result;
+       NTSTATUS result;
 
-       if (!PyArg_ParseTupleAndKeywords(args, kw, "O", kwlist, &creds))
+       if (!PyArg_ParseTupleAndKeywords(args, kw, "|O", kwlist, &creds))
                return NULL;
 
        if (!py_parse_creds(creds, &username, &domain, &password, &errstr)) {
@@ -114,35 +112,276 @@ static PyObject *py_smb_session_setup(PyObject *self, PyObject *args,
                cli->cli, username, password, strlen(password) + 1,
                password, strlen(password) + 1, domain);
 
-       return Py_BuildValue("i", result);
+       if (cli_is_error(cli->cli)) {
+               PyErr_SetString(PyExc_RuntimeError, "session setup failed");
+               return NULL;
+       }
+
+       return Py_BuildValue("i", NT_STATUS_IS_OK(result));
 }
 
 static PyObject *py_smb_tconx(PyObject *self, PyObject *args, PyObject *kw)
 {
        cli_state_object *cli = (cli_state_object *)self;
-       static char *kwlist[] = { "service", "creds" };
-       PyObject *creds;
-       char *service, *username, *domain, *password, *errstr;
+       static char *kwlist[] = { "service", NULL };
+       char *service;
        BOOL result;
 
-       if (!PyArg_ParseTupleAndKeywords(args, kw, "sO", kwlist, &service, 
-                                        &creds))
+       if (!PyArg_ParseTupleAndKeywords(args, kw, "s", kwlist, &service))
                return NULL;
 
-       if (!py_parse_creds(creds, &username, &domain, &password, &errstr)) {
-               free(errstr);
+       result = cli_send_tconX(
+               cli->cli, service, strequal(service, "IPC$") ? "IPC" : 
+               "?????", "", 1);
+
+       if (cli_is_error(cli->cli)) {
+               PyErr_SetString(PyExc_RuntimeError, "tconx failed");
                return NULL;
        }
 
-       result = cli_send_tconX(
-               cli->cli, service, strequal(service, "IPC$") ? "IPC" : "?????", 
-               password, strlen(password) + 1);
-
        return Py_BuildValue("i", result);
 }
 
+static PyObject *py_smb_nt_create_andx(PyObject *self, PyObject *args,
+                                      PyObject *kw)
+{
+       cli_state_object *cli = (cli_state_object *)self;
+       static char *kwlist[] = { "filename", "desired_access", 
+                                 "file_attributes", "share_access",
+                                 "create_disposition", "create_options",
+                                 NULL };
+       char *filename;
+       uint32 desired_access, file_attributes = 0, 
+               share_access = FILE_SHARE_READ | FILE_SHARE_WRITE,
+               create_disposition = OPENX_FILE_EXISTS_OPEN, create_options = 0;
+       int result;
+
+       /* Parse parameters */
+
+       if (!PyArg_ParseTupleAndKeywords(
+                   args, kw, "si|iiii", kwlist, &filename, &desired_access,
+                   &file_attributes, &share_access, &create_disposition,
+                   &create_options))
+               return NULL;
+
+       result = cli_nt_create_full(
+               cli->cli, filename, 0, desired_access, file_attributes,
+               share_access, create_disposition, create_options, 0);
+
+       if (cli_is_error(cli->cli)) {
+               PyErr_SetString(PyExc_RuntimeError, "nt_create_andx failed");
+               return NULL;
+       }
+
+       /* Return FID */
+
+       return PyInt_FromLong(result);
+}
+
+static PyObject *py_smb_open(PyObject *self, PyObject *args, PyObject *kw)
+{
+       cli_state_object *cli = (cli_state_object *)self;
+       static char *kwlist[] = { "filename", "flags", 
+                                 "share_mode", NULL };
+       char *filename;
+       uint32 flags, share_mode = DENY_NONE;
+       int result;
+
+       /* Parse parameters */
+
+       if (!PyArg_ParseTupleAndKeywords(
+                   args, kw, "si|i", kwlist, &filename, &flags, &share_mode))
+               return NULL;
+
+       result = cli_open(cli->cli, filename, flags, share_mode);
+
+       if (cli_is_error(cli->cli)) {
+               PyErr_SetString(PyExc_RuntimeError, "open failed");
+               return NULL;
+       }
+
+       /* Return FID */
+
+       return PyInt_FromLong(result);
+}
+
+static PyObject *py_smb_read(PyObject *self, PyObject *args, PyObject *kw)
+{
+       cli_state_object *cli = (cli_state_object *)self;
+       static char *kwlist[] = { "fnum", "offset", "size", NULL };
+       int fnum, offset=0, size=0;
+       ssize_t result;
+       SMB_OFF_T fsize;
+       char *data;
+       PyObject *ret;
+
+       /* Parse parameters */
+
+       if (!PyArg_ParseTupleAndKeywords(
+                   args, kw, "i|ii", kwlist, &fnum, &offset, &size))
+               return NULL;
+
+       if (!cli_qfileinfo(cli->cli, fnum, NULL, &fsize, NULL, NULL,
+                   NULL, NULL, NULL) &&
+           !cli_getattrE(cli->cli, fnum, NULL, &fsize, NULL, NULL, NULL)) {
+               PyErr_SetString(PyExc_RuntimeError, "getattrib failed");
+               return NULL;
+       }
+
+       if (offset < 0)
+               offset = 0;
+
+       if (size < 1 || size > fsize - offset)
+               size = fsize - offset;
+
+       if (!(data = SMB_XMALLOC_ARRAY(char, size))) {
+               PyErr_SetString(PyExc_RuntimeError, "malloc failed");
+               return NULL;
+       }
+
+       result = cli_read(cli->cli, fnum, data, (off_t) offset, (size_t) size);
+
+       if (result==-1 || cli_is_error(cli->cli)) {
+               SAFE_FREE(data);
+               PyErr_SetString(PyExc_RuntimeError, "read failed");
+               return NULL;
+       }
+
+       /* Return a python string */
+
+       ret = Py_BuildValue("s#", data, result);
+       SAFE_FREE(data);
+
+       return ret;
+}
+
+static PyObject *py_smb_close(PyObject *self, PyObject *args,
+                             PyObject *kw)
+{
+       cli_state_object *cli = (cli_state_object *)self;
+       static char *kwlist[] = { "fnum", NULL };
+       BOOL result;
+       int fnum;
+
+       /* Parse parameters */
+
+       if (!PyArg_ParseTupleAndKeywords(
+                   args, kw, "i", kwlist, &fnum))
+               return NULL;
+
+       result = cli_close(cli->cli, fnum);
+
+       return PyInt_FromLong(result);
+}
+
+static PyObject *py_smb_unlink(PyObject *self, PyObject *args,
+                              PyObject *kw)
+{
+       cli_state_object *cli = (cli_state_object *)self;
+       static char *kwlist[] = { "filename", NULL };
+       char *filename;
+       BOOL result;
+
+       /* Parse parameters */
+
+       if (!PyArg_ParseTupleAndKeywords(
+                   args, kw, "s", kwlist, &filename))
+               return NULL;
+
+       result = cli_unlink(cli->cli, filename);
+
+       return PyInt_FromLong(result);
+}
+
+static PyObject *py_smb_query_secdesc(PyObject *self, PyObject *args,
+                                     PyObject *kw)
+{
+       cli_state_object *cli = (cli_state_object *)self;
+       static char *kwlist[] = { "fnum", NULL };
+       PyObject *result = NULL;
+       SEC_DESC *secdesc = NULL;
+       int fnum;
+       TALLOC_CTX *mem_ctx = NULL;
+
+       /* Parse parameters */
+
+       if (!PyArg_ParseTupleAndKeywords(
+                   args, kw, "i", kwlist, &fnum))
+               return NULL;
+
+       mem_ctx = talloc_init("py_smb_query_secdesc");
+
+       secdesc = cli_query_secdesc(cli->cli, fnum, mem_ctx);
+
+       if (cli_is_error(cli->cli)) {
+               PyErr_SetString(PyExc_RuntimeError, "query_secdesc failed");
+               goto done;
+       }
+
+       if (!secdesc) {
+               Py_INCREF(Py_None);
+               result = Py_None;
+               goto done;
+       }
+
+       if (!py_from_SECDESC(&result, secdesc)) {
+               PyErr_SetString(
+                       PyExc_TypeError,
+                       "Invalid security descriptor returned");
+               goto done;
+       }
+
+ done:
+       talloc_destroy(mem_ctx);
+
+       return result;
+       
+}
+
+static PyObject *py_smb_set_secdesc(PyObject *self, PyObject *args,
+                                   PyObject *kw)
+{
+       cli_state_object *cli = (cli_state_object *)self;
+       static char *kwlist[] = { "fnum", "security_descriptor", NULL };
+       PyObject *result = NULL;
+       PyObject *py_secdesc;
+       SEC_DESC *secdesc;
+       TALLOC_CTX *mem_ctx = NULL;
+       int fnum;
+       BOOL err;
+
+       /* Parse parameters */
+
+       if (!PyArg_ParseTupleAndKeywords(
+                   args, kw, "iO", kwlist, &fnum, &py_secdesc))
+               return NULL;
+
+       mem_ctx = talloc_init("py_smb_set_secdesc");
+
+       if (!py_to_SECDESC(&secdesc, py_secdesc, mem_ctx)) {
+               PyErr_SetString(PyExc_TypeError, 
+                               "Invalid security descriptor");
+               goto done;
+       }
+
+       err = cli_set_secdesc(cli->cli, fnum, secdesc);
+
+       if (cli_is_error(cli->cli)) {
+               PyErr_SetString(PyExc_RuntimeError, "set_secdesc failed");
+               goto done;
+       }
+
+       result =  PyInt_FromLong(err);
+ done:
+       talloc_destroy(mem_ctx);
+
+       return result;
+}
+
 static PyMethodDef smb_hnd_methods[] = {
 
+       /* Session and connection handling */
+
        { "session_request", (PyCFunction)py_smb_session_request, 
          METH_VARARGS | METH_KEYWORDS, "Request a session" },
 
@@ -155,6 +394,52 @@ static PyMethodDef smb_hnd_methods[] = {
        { "tconx", (PyCFunction)py_smb_tconx,
          METH_VARARGS | METH_KEYWORDS, "Tree connect" },
 
+       /* File operations */
+
+       { "nt_create_andx", (PyCFunction)py_smb_nt_create_andx,
+         METH_VARARGS | METH_KEYWORDS, "NT Create&X" },
+
+       { "open", (PyCFunction)py_smb_open,
+         METH_VARARGS | METH_KEYWORDS,
+         "Open a file\n"
+"\n"
+"This function returns a fnum handle to an open file.  The file is\n"
+"opened with flags and optional share mode.  If unspecified, the\n"
+"default share mode is DENY_NONE\n"
+"\n"
+"Example:\n"
+"\n"
+">>> fnum=conn.open(filename, os.O_RDONLY)" },
+
+       { "read", (PyCFunction)py_smb_read,
+         METH_VARARGS | METH_KEYWORDS,
+         "Read from an open file\n"
+"\n"
+"This function returns a string read from an open file starting at\n"
+"offset for size bytes (until EOF is reached).  If unspecified, the\n"
+"default offset is 0, and default size is the remainder of the file.\n"
+"\n"
+"Example:\n"
+"\n"
+">>> conn.read(fnum)           # read entire file\n"
+">>> conn.read(fnum,5)         # read entire file from offset 5\n"
+">>> conn.read(fnum,size=64)   # read 64 bytes from start of file\n"
+">>> conn.read(fnum,4096,1024) # read 1024 bytes from offset 4096\n" },
+
+       { "close", (PyCFunction)py_smb_close,
+         METH_VARARGS | METH_KEYWORDS, "Close" },
+
+       { "unlink", (PyCFunction)py_smb_unlink,
+         METH_VARARGS | METH_KEYWORDS, "Unlink" },
+
+       /* Security descriptors */
+
+       { "query_secdesc", (PyCFunction)py_smb_query_secdesc,
+         METH_VARARGS | METH_KEYWORDS, "Query security descriptor" },
+
+       { "set_secdesc", (PyCFunction)py_smb_set_secdesc,
+         METH_VARARGS | METH_KEYWORDS, "Set security descriptor" },
+
        { NULL }
 };
 
@@ -167,11 +452,48 @@ static PyMethodDef smb_methods[] = {
        { "connect", (PyCFunction)py_smb_connect, METH_VARARGS | METH_KEYWORDS,
          "Connect to a host" },
 
+       /* Other stuff - this should really go into a samba config module
+          but for the moment let's leave it here. */
+
+       { "setup_logging", (PyCFunction)py_setup_logging, 
+         METH_VARARGS | METH_KEYWORDS, 
+         "Set up debug logging.\n"
+"\n"
+"Initialises Samba's debug logging system.  One argument is expected which\n"
+"is a boolean specifying whether debugging is interactive and sent to stdout\n"
+"or logged to a file.\n"
+"\n"
+"Example:\n"
+"\n"
+">>> smb.setup_logging(interactive = 1)" },
+
+       { "get_debuglevel", (PyCFunction)get_debuglevel, 
+         METH_VARARGS, 
+         "Set the current debug level.\n"
+"\n"
+"Example:\n"
+"\n"
+">>> smb.get_debuglevel()\n"
+"0" },
+
+       { "set_debuglevel", (PyCFunction)set_debuglevel, 
+         METH_VARARGS, 
+         "Get the current debug level.\n"
+"\n"
+"Example:\n"
+"\n"
+">>> smb.set_debuglevel(10)" },
+
        { NULL }
 };
 
 static void py_cli_state_dealloc(PyObject* self)
 {
+       cli_state_object *cli = (cli_state_object *)self;
+
+       if (cli->cli)
+               cli_shutdown(cli->cli);
+
        PyObject_Del(self);
 }
 
@@ -220,5 +542,5 @@ void initsmb(void)
        py_samba_init();
 
        setup_logging("smb", True);
-       DEBUGLEVEL = 10;
+       DEBUGLEVEL = 3;
 }