acls.c

samba最新软件

	printf("get the original sd\n");
	q.query_secdesc.level = RAW_FILEINFO_SEC_DESC;
	q.query_secdesc.in.file.fnum = fnum;
	q.query_secdesc.in.secinfo_flags = SECINFO_DACL | SECINFO_OWNER;
	status = smb_raw_fileinfo(cli->tree, tctx, &q);
	CHECK_STATUS(status, NT_STATUS_OK);
	sd_orig = q.query_secdesc.out.sd;

	owner_sid = dom_sid_string(tctx, sd_orig->owner_sid);

	status = smblsa_sid_check_privilege(cli, 
					    owner_sid, 
					    sec_privilege_name(SEC_PRIV_RESTORE));
	has_restore_privilege = NT_STATUS_IS_OK(status);
	if (!NT_STATUS_IS_OK(status)) {
		printf("smblsa_sid_check_privilege - %s\n", nt_errstr(status));
	}
	printf("SEC_PRIV_RESTORE - %s\n", has_restore_privilege?"Yes":"No");

	status = smblsa_sid_check_privilege(cli, 
					    owner_sid, 
					    sec_privilege_name(SEC_PRIV_TAKE_OWNERSHIP));
	has_take_ownership_privilege = NT_STATUS_IS_OK(status);
	if (!NT_STATUS_IS_OK(status)) {
		printf("smblsa_sid_check_privilege - %s\n", nt_errstr(status));
	}
	printf("SEC_PRIV_TAKE_OWNERSHIP - %s\n", has_take_ownership_privilege?"Yes":"No");

	sd = security_descriptor_dacl_create(tctx,
					0, NULL, NULL,
					owner_sid,
					SEC_ACE_TYPE_ACCESS_ALLOWED,
					SEC_FILE_WRITE_DATA,
					0,
					NULL);

	set.set_secdesc.level = RAW_SFILEINFO_SEC_DESC;
	set.set_secdesc.in.file.fnum = fnum;
	set.set_secdesc.in.secinfo_flags = SECINFO_DACL;
	set.set_secdesc.in.sd = sd;

	status = smb_raw_setfileinfo(cli->tree, &set);
	CHECK_STATUS(status, NT_STATUS_OK);

	expected_bits = SEC_FILE_WRITE_DATA | SEC_FILE_READ_ATTRIBUTE;

	for (i=0;i<16;i++) {
		uint32_t bit = (1<<i);
		io.ntcreatex.in.access_mask = bit;
		status = smb_raw_open(cli->tree, tctx, &io);
		if (expected_bits & bit) {
			if (!NT_STATUS_IS_OK(status)) {
				printf("failed with access mask 0x%08x of expected 0x%08x\n",
				       bit, expected_bits);
			}
			CHECK_STATUS(status, NT_STATUS_OK);
			CHECK_ACCESS_FLAGS(io.ntcreatex.out.file.fnum, bit | SEC_FILE_READ_ATTRIBUTE);
			smbcli_close(cli->tree, io.ntcreatex.out.file.fnum);
		} else {
			CHECK_STATUS(status, NT_STATUS_ACCESS_DENIED);
		}
	}

	printf("put back original sd\n");
	set.set_secdesc.in.sd = sd_orig;
	status = smb_raw_setfileinfo(cli->tree, &set);
	CHECK_STATUS(status, NT_STATUS_OK);

done:
	smbcli_close(cli->tree, fnum);
	smbcli_unlink(cli->tree, fname);
	return ret;
}



/*
  test the inheritance of ACL flags onto new files and directories
*/
static bool test_inheritance(struct torture_context *tctx, 
							 struct smbcli_state *cli)
{
	NTSTATUS status;
	union smb_open io;
	const char *dname = BASEDIR "\\inheritance";
	const char *fname1 = BASEDIR "\\inheritance\\testfile";
	const char *fname2 = BASEDIR "\\inheritance\\testdir";
	bool ret = true;
	int fnum=0, fnum2, i;
	union smb_fileinfo q;
	union smb_setfileinfo set;
	struct security_descriptor *sd, *sd2, *sd_orig=NULL, *sd_def;
	const char *owner_sid;
	const struct dom_sid *creator_owner;
	const struct {
		uint32_t parent_flags;
		uint32_t file_flags;
		uint32_t dir_flags;
	} test_flags[] = {
		{
			0, 
			0,
			0
		},
		{
			SEC_ACE_FLAG_OBJECT_INHERIT,
			0,
			SEC_ACE_FLAG_OBJECT_INHERIT | 
			SEC_ACE_FLAG_INHERIT_ONLY,
		},
		{
			SEC_ACE_FLAG_CONTAINER_INHERIT,
			0,
			SEC_ACE_FLAG_CONTAINER_INHERIT,
		},
		{
			SEC_ACE_FLAG_OBJECT_INHERIT | 
			SEC_ACE_FLAG_CONTAINER_INHERIT,
			0,
			SEC_ACE_FLAG_OBJECT_INHERIT | 
			SEC_ACE_FLAG_CONTAINER_INHERIT,
		},
		{
			SEC_ACE_FLAG_NO_PROPAGATE_INHERIT,
			0,
			0,
		},
		{
			SEC_ACE_FLAG_NO_PROPAGATE_INHERIT | 
			SEC_ACE_FLAG_OBJECT_INHERIT,
			0,
			0,
		},
		{
			SEC_ACE_FLAG_NO_PROPAGATE_INHERIT | 
			SEC_ACE_FLAG_CONTAINER_INHERIT,
			0,
			0,
		},
		{
			SEC_ACE_FLAG_NO_PROPAGATE_INHERIT | 
			SEC_ACE_FLAG_CONTAINER_INHERIT | 
			SEC_ACE_FLAG_OBJECT_INHERIT,
			0,
			0,
		},
		{
			SEC_ACE_FLAG_INHERIT_ONLY,
			0,
			0,
		},
		{
			SEC_ACE_FLAG_INHERIT_ONLY | 
			SEC_ACE_FLAG_OBJECT_INHERIT,
			0,
			SEC_ACE_FLAG_OBJECT_INHERIT | 
			SEC_ACE_FLAG_INHERIT_ONLY,
		},
		{
			SEC_ACE_FLAG_INHERIT_ONLY | 
			SEC_ACE_FLAG_CONTAINER_INHERIT,
			0,
			SEC_ACE_FLAG_CONTAINER_INHERIT,
		},
		{
			SEC_ACE_FLAG_INHERIT_ONLY | 
			SEC_ACE_FLAG_CONTAINER_INHERIT | 
			SEC_ACE_FLAG_OBJECT_INHERIT,
			0,
			SEC_ACE_FLAG_CONTAINER_INHERIT | 
			SEC_ACE_FLAG_OBJECT_INHERIT,
		},
		{
			SEC_ACE_FLAG_INHERIT_ONLY | 
			SEC_ACE_FLAG_NO_PROPAGATE_INHERIT,
			0,
			0,
		},
		{
			SEC_ACE_FLAG_INHERIT_ONLY | 
			SEC_ACE_FLAG_NO_PROPAGATE_INHERIT | 
			SEC_ACE_FLAG_OBJECT_INHERIT,
			0,
			0,
		},
		{
			SEC_ACE_FLAG_INHERIT_ONLY | 
			SEC_ACE_FLAG_NO_PROPAGATE_INHERIT | 
			SEC_ACE_FLAG_CONTAINER_INHERIT,
			0,
			0,
		},
		{
			SEC_ACE_FLAG_INHERIT_ONLY | 
			SEC_ACE_FLAG_NO_PROPAGATE_INHERIT | 
			SEC_ACE_FLAG_CONTAINER_INHERIT | 
			SEC_ACE_FLAG_OBJECT_INHERIT,
			0,
			0,
		}
	};

	smbcli_rmdir(cli->tree, dname);

	printf("TESTING ACL INHERITANCE\n");

	io.generic.level = RAW_OPEN_NTCREATEX;
	io.ntcreatex.in.root_fid = 0;
	io.ntcreatex.in.flags = 0;
	io.ntcreatex.in.access_mask = SEC_RIGHTS_FILE_ALL;
	io.ntcreatex.in.create_options = NTCREATEX_OPTIONS_DIRECTORY;
	io.ntcreatex.in.file_attr = FILE_ATTRIBUTE_DIRECTORY;
	io.ntcreatex.in.share_access = 0;
	io.ntcreatex.in.alloc_size = 0;
	io.ntcreatex.in.open_disposition = NTCREATEX_DISP_CREATE;
	io.ntcreatex.in.impersonation = NTCREATEX_IMPERSONATION_ANONYMOUS;
	io.ntcreatex.in.security_flags = 0;
	io.ntcreatex.in.fname = dname;

	status = smb_raw_open(cli->tree, tctx, &io);
	CHECK_STATUS(status, NT_STATUS_OK);
	fnum = io.ntcreatex.out.file.fnum;

	printf("get the original sd\n");
	q.query_secdesc.level = RAW_FILEINFO_SEC_DESC;
	q.query_secdesc.in.file.fnum = fnum;
	q.query_secdesc.in.secinfo_flags = SECINFO_DACL | SECINFO_OWNER;
	status = smb_raw_fileinfo(cli->tree, tctx, &q);
	CHECK_STATUS(status, NT_STATUS_OK);
	sd_orig = q.query_secdesc.out.sd;

	owner_sid = dom_sid_string(tctx, sd_orig->owner_sid);

	printf("owner_sid is %s\n", owner_sid);

	sd_def = security_descriptor_dacl_create(tctx,
					    0, owner_sid, NULL,
					    owner_sid,
					    SEC_ACE_TYPE_ACCESS_ALLOWED,
					    SEC_RIGHTS_FILE_ALL,
					    0,
					    SID_NT_SYSTEM,
					    SEC_ACE_TYPE_ACCESS_ALLOWED,
					    SEC_RIGHTS_FILE_ALL,
					    0,
					    NULL);

	creator_owner = dom_sid_parse_talloc(tctx, SID_CREATOR_OWNER);

	for (i=0;i<ARRAY_SIZE(test_flags);i++) {
		sd = security_descriptor_dacl_create(tctx,
						0, NULL, NULL,
						SID_CREATOR_OWNER,
						SEC_ACE_TYPE_ACCESS_ALLOWED,
						SEC_FILE_WRITE_DATA,
						test_flags[i].parent_flags,
						SID_WORLD,
						SEC_ACE_TYPE_ACCESS_ALLOWED,
						SEC_FILE_ALL | SEC_STD_ALL,
						0,
						NULL);
		set.set_secdesc.level = RAW_SFILEINFO_SEC_DESC;
		set.set_secdesc.in.file.fnum = fnum;
		set.set_secdesc.in.secinfo_flags = SECINFO_DACL;
		set.set_secdesc.in.sd = sd;
		status = smb_raw_setfileinfo(cli->tree, &set);
		CHECK_STATUS(status, NT_STATUS_OK);

		io.ntcreatex.in.fname = fname1;
		io.ntcreatex.in.create_options = 0;
		status = smb_raw_open(cli->tree, tctx, &io);
		CHECK_STATUS(status, NT_STATUS_OK);
		fnum2 = io.ntcreatex.out.file.fnum;

		q.query_secdesc.in.file.fnum = fnum2;
		status = smb_raw_fileinfo(cli->tree, tctx, &q);
		CHECK_STATUS(status, NT_STATUS_OK);

		smbcli_close(cli->tree, fnum2);
		smbcli_unlink(cli->tree, fname1);

		if (!(test_flags[i].parent_flags & SEC_ACE_FLAG_OBJECT_INHERIT)) {
			if (!security_descriptor_equal(q.query_secdesc.out.sd, sd_def)) {
				printf("Expected default sd at %d - got:\n", i);
				NDR_PRINT_DEBUG(security_descriptor, q.query_secdesc.out.sd);
			}
			goto check_dir;
		}

		if (q.query_secdesc.out.sd->dacl == NULL ||
		    q.query_secdesc.out.sd->dacl->num_aces != 1 ||
		    q.query_secdesc.out.sd->dacl->aces[0].access_mask != SEC_FILE_WRITE_DATA ||
		    !dom_sid_equal(&q.query_secdesc.out.sd->dacl->aces[0].trustee,
				   sd_orig->owner_sid)) {
			printf("Bad sd in child file at %d\n", i);
			NDR_PRINT_DEBUG(security_descriptor, q.query_secdesc.out.sd);
			ret = false;
			goto check_dir;
		}

		if (q.query_secdesc.out.sd->dacl->aces[0].flags != 
		    test_flags[i].file_flags) {
			printf("incorrect file_flags 0x%x - expected 0x%x for parent 0x%x with (i=%d)\n",
			       q.query_secdesc.out.sd->dacl->aces[0].flags,
			       test_flags[i].file_flags,
			       test_flags[i].parent_flags,
			       i);
			ret = false;
		}

	check_dir:
		io.ntcreatex.in.fname = fname2;
		io.ntcreatex.in.create_options = NTCREATEX_OPTIONS_DIRECTORY;
		status = smb_raw_open(cli->tree, tctx, &io);
		CHECK_STATUS(status, NT_STATUS_OK);
		fnum2 = io.ntcreatex.out.file.fnum;

		q.query_secdesc.in.file.fnum = fnum2;
		status = smb_raw_fileinfo(cli->tree, tctx, &q);
		CHECK_STATUS(status, NT_STATUS_OK);

		smbcli_close(cli->tree, fnum2);
		smbcli_rmdir(cli->tree, fname2);

		if (!(test_flags[i].parent_flags & SEC_ACE_FLAG_CONTAINER_INHERIT) &&
		    (!(test_flags[i].parent_flags & SEC_ACE_FLAG_OBJECT_INHERIT) ||
		     (test_flags[i].parent_flags & SEC_ACE_FLAG_NO_PROPAGATE_INHERIT))) {
			if (!security_descriptor_equal(q.query_secdesc.out.sd, sd_def)) {
				printf("Expected default sd for dir at %d - got:\n", i);
				NDR_PRINT_DEBUG(security_descriptor, q.query_secdesc.out.sd);
			}
			continue;
		}

		if ((test_flags[i].parent_flags & SEC_ACE_FLAG_CONTAINER_INHERIT) && 
		    (test_flags[i].parent_flags & SEC_ACE_FLAG_NO_PROPAGATE_INHERIT)) {
			if (q.query_secdesc.out.sd->dacl == NULL ||
			    q.query_secdesc.out.sd->dacl->num_aces != 1 ||
			    q.query_secdesc.out.sd->dacl->aces[0].access_mask != SEC_FILE_WRITE_DATA ||
			    !dom_sid_equal(&q.query_secdesc.out.sd->dacl->aces[0].trustee,
					   sd_orig->owner_sid) ||
			    q.query_secdesc.out.sd->dacl->aces[0].flags != test_flags[i].dir_flags) {
				printf("Bad sd in child dir at %d (parent 0x%x)\n", 
				       i, test_flags[i].parent_flags);
				NDR_PRINT_DEBUG(security_descriptor, q.query_secdesc.out.sd);
				ret = false;
				continue;
			}
		} else if (test_flags[i].parent_flags & SEC_ACE_FLAG_CONTAINER_INHERIT) {
			if (q.query_secdesc.out.sd->dacl == NULL ||
			    q.query_secdesc.out.sd->dacl->num_aces != 2 ||
			    q.query_secdesc.out.sd->dacl->aces[0].access_mask != SEC_FILE_WRITE_DATA ||
			    !dom_sid_equal(&q.query_secdesc.out.sd->dacl->aces[0].trustee,
					   sd_orig->owner_sid) ||
			    q.query_secdesc.out.sd->dacl->aces[1].access_mask != SEC_FILE_WRITE_DATA ||
			    !dom_sid_equal(&q.query_secdesc.out.sd->dacl->aces[1].trustee,
					   creator_owner) ||
			    q.query_secdesc.out.sd->dacl->aces[0].flags != 0 ||
			    q.query_secdesc.out.sd->dacl->aces[1].flags != 
			    (test_flags[i].dir_flags | SEC_ACE_FLAG_INHERIT_ONLY)) {
				printf("Bad sd in child dir at %d (parent 0x%x)\n", 
				       i, test_flags[i].parent_flags);
				NDR_PRINT_DEBUG(security_descriptor, q.query_secdesc.out.sd);
				ret = false;
				continue;
			}
		} else {
			if (q.query_secdesc.out.sd->dacl == NULL ||
			    q.query_secdesc.out.sd->dacl->num_aces != 1 ||
			    q.query_secdesc.out.sd->dacl->aces[0].access_mask != SEC_FILE_WRITE_DATA ||
			    !dom_sid_equal(&q.query_secdesc.out.sd->dacl->aces[0].trustee,
					   creator_owner) ||
			    q.query_secdesc.out.sd->dacl->aces[0].flags != test_flags[i].dir_flags) {
				printf("Bad sd in child dir at %d (parent 0x%x)\n", 
				       i, test_flags[i].parent_flags);
				NDR_PRINT_DEBUG(security_descriptor, q.query_secdesc.out.sd);
				ret = false;
				continue;
			}
		}
	}

	printf("testing access checks on inherited create with %s\n", fname1);
	sd = security_descriptor_dacl_create(tctx,
					0, NULL, NULL,
					owner_sid,
					SEC_ACE_TYPE_ACCESS_ALLOWED,
					SEC_FILE_WRITE_DATA | SEC_STD_WRITE_DAC,
					SEC_ACE_FLAG_OBJECT_INHERIT,
					SID_WORLD,
					SEC_ACE_TYPE_ACCESS_ALLOWED,
					SEC_FILE_ALL | SEC_STD_ALL,
					0,
					NULL);
	set.set_secdesc.level = RAW_SFILEINFO_SEC_DESC;
	set.set_secdesc.in.file.fnum = fnum;
	set.set_secdesc.in.secinfo_flags = SECINFO_DACL;
	set.set_secdesc.in.sd = sd;
	status = smb_raw_setfileinfo(cli->tree, &set);
	CHECK_STATUS(status, NT_STATUS_OK);

	io.ntcreatex.in.fname = fname1;
	io.ntcreatex.in.create_options = 0;
	io.ntcreatex.in.access_mask = SEC_RIGHTS_FILE_ALL;
	io.ntcreatex.in.open_disposition = NTCREATEX_DISP_CREATE;
	status = smb_raw_open(cli->tree, tctx, &io);
	CHECK_STATUS(status, NT_STATUS_OK);
	fnum2 = io.ntcreatex.out.file.fnum;
	CHECK_ACCESS_FLAGS(fnum2, SEC_RIGHTS_FILE_ALL);

	q.query_secdesc.in.file.fnum = fnum2;
	q.query_secdesc.in.secinfo_flags = SECINFO_DACL | SECINFO_OWNER;
	status = smb_raw_fileinfo(cli->tree, tctx, &q);
	CHECK_STATUS(status, NT_STATUS_OK);
	smbcli_close(cli->tree, fnum2);

	sd2 = security_descriptor_dacl_create(tctx,
					 0, owner_sid, NULL,
					 owner_sid,
					 SEC_ACE_TYPE_ACCESS_ALLOWED,
					 SEC_FILE_WRITE_DATA | SEC_STD_WRITE_DAC,
					 0,
					 NULL);
	if (!security_descriptor_equal(q.query_secdesc.out.sd, sd2)) {
		printf("%s: security descriptors don't match!\n", __location__);
		printf("got:\n");
		NDR_PRINT_DEBUG(security_descriptor, q.query_secdesc.out.sd);
		printf("expected:\n");
		NDR_PRINT_DEBUG(security_descriptor, sd2);
		ret = false;
	}

	io.ntcreatex.in.open_disposition = NTCREATEX_DISP_OPEN;
	io.ntcreatex.in.access_mask = SEC_RIGHTS_FILE_ALL;
	status = smb_raw_open(cli->tree, tctx, &io);
	if (NT_STATUS_IS_OK(status)) {
		printf("failed: w2k3 ACL bug (allowed open when ACL should deny)\n");
		ret = false;
		fnum2 = io.ntcreatex.out.file.fnum;