s4: utils recreate in python setntacl and getntacl
authorMatthieu Patou <mat@matws.net>
Sat, 24 Oct 2009 11:34:31 +0000 (15:34 +0400)
committerAndrew Bartlett <abartlet@samba.org>
Wed, 20 Jan 2010 18:11:18 +0000 (07:11 +1300)
setntacl is able to set NTACL attribute from command line
  getntacl now use getopt for parsing command line option and is also able to
  dump the acl in the SDDL format.

source4/scripting/python/samba/netcmd/__init__.py
source4/scripting/python/samba/netcmd/ntacl.py [new file with mode: 0644]
source4/scripting/python/samba/ntacls.py
source4/utils/config.mk
source4/utils/getntacl.c [deleted file]
source4/utils/setntacl.c [deleted file]

index a204ab897b880889d275d3f5d5850bf9da5095de..d6a130c94202b40530449df24ac0957a97759968 100644 (file)
@@ -143,3 +143,5 @@ from samba.netcmd.enableaccount import cmd_enableaccount
 commands["enableaccount"] = cmd_enableaccount()
 from samba.netcmd.newuser import cmd_newuser
 commands["newuser"] = cmd_newuser()
+from samba.netcmd.ntacl import cmd_acl
+commands["acl"] = cmd_acl()
diff --git a/source4/scripting/python/samba/netcmd/ntacl.py b/source4/scripting/python/samba/netcmd/ntacl.py
new file mode 100644 (file)
index 0000000..a96593e
--- /dev/null
@@ -0,0 +1,119 @@
+#!/usr/bin/python
+#
+# Manipulate file NT ACLs
+#
+# Copyright Matthieu Patou 2010 <mat@matws.net>
+#
+# 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 3 of the License, or
+# (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# 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, see <http://www.gnu.org/licenses/>.
+#
+
+from samba.credentials import DONT_USE_KERBEROS
+import samba.getopt as options
+from samba.dcerpc import security
+from samba.ntacls import setntacl, getntacl
+from samba import Ldb
+from samba.ndr import ndr_unpack
+
+from ldb import SCOPE_BASE
+import ldb
+import os
+import sys
+
+from samba.auth import system_session
+from samba.netcmd import (
+    Command,
+       SuperCommand,
+    CommandError,
+    Option,
+    )
+
+class cmd_acl_set(Command):
+    """Set ACLs on a file"""
+    synopsis = "%prog set <acl> <file> [--xattr-backend=native|tdb] [--eadb-file=file] [options]"
+
+    takes_optiongroups = {
+        "sambaopts": options.SambaOptions,
+        "credopts": options.CredentialsOptions,
+        "versionopts": options.VersionOptions,
+        }
+
+    takes_options = [
+        Option("--quiet", help="Be quiet", action="store_true"),
+        Option("--xattr-backend", type="choice", help="xattr backend type (native fs or tdb)",
+               choices=["native","tdb"]),
+        Option("--eadb-file", help="Name of the tdb file where attributes are stored", type="string"),
+               ]
+
+    takes_args = ["acl","file"]
+
+    def run(self, acl, file, quiet=False,xattr_backend=None,eadb_file=None,
+            credopts=None, sambaopts=None, versionopts=None):
+               lp = sambaopts.get_loadparm()
+               creds = credopts.get_credentials(lp)
+               path = os.path.join(lp.get("private dir"), lp.get("sam database") or "samdb.ldb")
+               creds = credopts.get_credentials(lp)
+               creds.set_kerberos_state(DONT_USE_KERBEROS)
+               try:
+                       ldb = Ldb(path, session_info=system_session(), credentials=creds,lp=lp)
+               except:
+                       print "Unable to read domain SID from configuration files"
+                       sys.exit(1)
+               attrs = ["objectSid"]
+               print lp.get("realm")
+               res = ldb.search(expression="(objectClass=*)",base="DC=%s"%lp.get("realm").lower().replace(".",",DC="), scope=SCOPE_BASE, attrs=attrs)
+               if len(res) !=0:
+                       domainsid = ndr_unpack( security.dom_sid,res[0]["objectSid"][0])
+                       setntacl(lp,file,acl,str(domainsid),xattr_backend,eadb_file)
+               else:
+                       print "Unable to read domain SID from configuration files"
+                       sys.exit(1)
+
+class cmd_acl_get(Command):
+    """Set ACLs on a file"""
+    synopsis = "%prog get <file> [--as-sddl] [--xattr-backend=native|tdb] [--eadb-file=file] [options]"
+
+    takes_optiongroups = {
+        "sambaopts": options.SambaOptions,
+        "credopts": options.CredentialsOptions,
+        "versionopts": options.VersionOptions,
+        }
+
+    takes_options = [
+        Option("--as-sddl", help="Output ACL in the SDDL format", action="store_true"),
+        Option("--xattr-backend", type="choice", help="xattr backend type (native fs or tdb)",
+               choices=["native","tdb"]),
+        Option("--eadb-file", help="Name of the tdb file where attributes are stored", type="string"),
+        ]
+
+    takes_args = ["file"]
+
+    def run(self, file, as_sddl=False,xattr_backend=None,eadb_file=None,
+            credopts=None, sambaopts=None, versionopts=None):
+        lp = sambaopts.get_loadparm()
+        creds = credopts.get_credentials(lp)
+       acl = getntacl(lp,file,xattr_backend,eadb_file)
+        if as_sddl:
+            anysid=security.dom_sid(security.SID_NT_SELF)
+            print acl.info.as_sddl(anysid)
+        else:
+            acl.dump()
+
+
+class cmd_acl(SuperCommand):
+    """NT ACLs manipulation"""
+
+    subcommands = {}
+    subcommands["set"] = cmd_acl_set()
+    subcommands["get"] = cmd_acl_get()
+
index d6226807ce51e47332e8c408a0e03bece7884a55..15f310b27dd3975e3b9193cdd2ad0cebd52818a9 100644 (file)
@@ -63,8 +63,8 @@ def setntacl(lp,file,sddl,domsid,backend=None,eadbfile=None):
                raise
        ntacl=xattr.NTACL()
        ntacl.version = 1
-       anysid=security.dom_sid(domsid)
-       sd = security.descriptor.from_sddl(sddl, anysid)
+       sid=security.dom_sid(domsid)
+       sd = security.descriptor.from_sddl(sddl, sid)
        ntacl.info = sd
        eadbname = lp.get("posix:eadb")
        if eadbname != None  and eadbname != "":
@@ -135,8 +135,8 @@ def ldapmask2filemask(ldm):
 # for files. It's used for Policy object provision
 
 def dsacl2fsacl(dssddl,domsid):
-       anysid = security.dom_sid(domsid)
-       ref = security.descriptor.from_sddl(dssddl,anysid)
+       sid = security.dom_sid(domsid)
+       ref = security.descriptor.from_sddl(dssddl,sid)
        fdescr = security.descriptor()
        fdescr.owner_sid = ref.owner_sid
        fdescr.group_sid = ref.group_sid
@@ -155,4 +155,4 @@ def dsacl2fsacl(dssddl,domsid):
                        ace.access_mask =  ldapmask2filemask(ace.access_mask)
                        fdescr.dacl_add(ace)
 
-       return fdescr.as_sddl(anysid)
+       return fdescr.as_sddl(sid)
index 5fa7e200f068a943d9c81bf521379c4cbd1be8d8..dcf1bdf2d06ee9bfc8394bffcf388a325e6f38f8 100644 (file)
@@ -23,33 +23,7 @@ ntlm_auth_OBJ_FILES = $(utilssrcdir)/ntlm_auth.o
 
 MANPAGES += $(utilssrcdir)/man/ntlm_auth.1
 
-#################################
-# Start BINARY getntacl
-[BINARY::getntacl]
-INSTALLDIR = BINDIR
-PRIVATE_DEPENDENCIES = \
-               LIBSAMBA-HOSTCONFIG \
-               LIBSAMBA-UTIL \
-               NDR_XATTR \
-               WRAP_XATTR \
-               LIBSAMBA-ERRORS
-
-getntacl_OBJ_FILES = $(utilssrcdir)/getntacl.o
-
-# End BINARY getntacl
-#################################
-
-MANPAGES += $(utilssrcdir)/man/getntacl.1
-
-#################################
-# Start BINARY setntacl
-[BINARY::setntacl]
-# disabled until rewritten
-#INSTALLDIR = BINDIR
-# End BINARY setntacl
-#################################
 
-setntacl_OBJ_FILES = $(utilssrcdir)/setntacl.o
 
 #################################
 # Start BINARY setnttoken
diff --git a/source4/utils/getntacl.c b/source4/utils/getntacl.c
deleted file mode 100644 (file)
index f26c87b..0000000
+++ /dev/null
@@ -1,121 +0,0 @@
-/* 
-   Unix SMB/CIFS implementation.
-
-   Get NT ACLs from UNIX files.
-
-   Copyright (C) Tim Potter <tpot@samba.org> 2005
-   
-   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 3 of the License, or
-   (at your option) any later version.
-   
-   This program is distributed in the hope that it will be useful,
-   but WITHOUT ANY WARRANTY; without even the implied warranty of
-   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-   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, see <http://www.gnu.org/licenses/>.
-*/
-
-#include "includes.h"
-#include "system/filesys.h"
-#include "librpc/gen_ndr/ndr_xattr.h"
-#include "../lib/util/wrap_xattr.h"
-#include "param/param.h"
-
-static void ntacl_print_debug_helper(struct ndr_print *ndr, const char *format, ...) PRINTF_ATTRIBUTE(2,3);
-
-static void ntacl_print_debug_helper(struct ndr_print *ndr, const char *format, ...)
-{
-       va_list ap;
-       char *s = NULL;
-       int i;
-
-       va_start(ap, format);
-       vasprintf(&s, format, ap);
-       va_end(ap);
-
-       for (i=0;i<ndr->depth;i++) {
-               printf("    ");
-       }
-
-       printf("%s\n", s);
-       free(s);
-}
-
-static NTSTATUS get_ntacl(TALLOC_CTX *mem_ctx,
-                         char *filename,
-                         struct xattr_NTACL **ntacl, 
-                         ssize_t *ntacl_len)
-{
-       DATA_BLOB blob;
-       ssize_t size;
-       enum ndr_err_code ndr_err;
-       struct ndr_pull *ndr;
-
-       *ntacl = talloc(mem_ctx, struct xattr_NTACL);
-
-       size = wrap_getxattr(filename, XATTR_NTACL_NAME, NULL, 0);
-
-       if (size < 0) {
-               fprintf(stderr, "get_ntacl: %s\n", strerror(errno));
-               return NT_STATUS_INTERNAL_ERROR;
-       }
-
-       blob.data = talloc_array(*ntacl, uint8_t, size);
-       size = wrap_getxattr(filename, XATTR_NTACL_NAME, blob.data, size);
-       if (size < 0) {
-               fprintf(stderr, "get_ntacl: %s\n", strerror(errno));
-               return NT_STATUS_INTERNAL_ERROR;
-       }
-       blob.length = size;
-
-       ndr = ndr_pull_init_blob(&blob, NULL, NULL);
-
-       ndr_err = ndr_pull_xattr_NTACL(ndr, NDR_SCALARS|NDR_BUFFERS, *ntacl);
-       if (!NDR_ERR_CODE_IS_SUCCESS(ndr_err)) {
-               return ndr_map_error2ntstatus(ndr_err);
-       }
-
-       return NT_STATUS_OK;
-}
-
-static void print_ntacl(TALLOC_CTX *mem_ctx,
-                       const char *fname,
-                       struct xattr_NTACL *ntacl)
-{
-       struct ndr_print *pr;
-
-       pr = talloc_zero(mem_ctx, struct ndr_print);
-       if (!pr) return;
-       pr->print = ntacl_print_debug_helper;
-
-       ndr_print_xattr_NTACL(pr, fname, ntacl);
-       talloc_free(pr);
-}
-
-int main(int argc, char *argv[])
-{
-       NTSTATUS status;
-       struct xattr_NTACL *ntacl;
-       ssize_t ntacl_len;
-
-       if (argc != 2) {
-               fprintf(stderr, "Usage: getntacl FILENAME\n");
-               return 1;
-       }
-
-       status = get_ntacl(NULL, argv[1], &ntacl, &ntacl_len);
-       if (!NT_STATUS_IS_OK(status)) {
-               fprintf(stderr, "get_ntacl failed: %s\n", nt_errstr(status));
-               return 1;
-       }
-
-       print_ntacl(ntacl, argv[1], ntacl);
-
-       talloc_free(ntacl);
-
-       return 0;
-}
diff --git a/source4/utils/setntacl.c b/source4/utils/setntacl.c
deleted file mode 100644 (file)
index 3a008a4..0000000
+++ /dev/null
@@ -1,28 +0,0 @@
-/* 
-   Unix SMB/CIFS implementation.
-
-   Set NT ACLs on UNIX files.
-
-   Copyright (C) Tim Potter <tpot@samba.org> 2004
-   
-   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 3 of the License, or
-   (at your option) any later version.
-   
-   This program is distributed in the hope that it will be useful,
-   but WITHOUT ANY WARRANTY; without even the implied warranty of
-   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-   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, see <http://www.gnu.org/licenses/>.
-*/
-
-#include "includes.h"
-
-int main(int argc, char **argv)
-{
-       printf("This utility disabled until rewritten\n");
-       return 1;
-}