From 8daa83a594a2e98f39d764422bfbdbc62c9efd44 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Fri, 19 Apr 2024 19:20:00 +0200 Subject: Adding upstream version 2:4.20.0+dfsg. Signed-off-by: Daniel Baumann --- source3/torture/test_posix_append.c | 100 ++++++++++++++++++++++++++++++++++++ 1 file changed, 100 insertions(+) create mode 100644 source3/torture/test_posix_append.c (limited to 'source3/torture/test_posix_append.c') diff --git a/source3/torture/test_posix_append.c b/source3/torture/test_posix_append.c new file mode 100644 index 0000000..3abd448 --- /dev/null +++ b/source3/torture/test_posix_append.c @@ -0,0 +1,100 @@ +/* + Unix SMB/CIFS implementation. + reproducer for bug 6898 + Copyright (C) Volker Lendecke 2009 + + 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 . +*/ + +#include "includes.h" +#include "torture/proto.h" +#include "../libcli/security/security.h" +#include "libsmb/libsmb.h" +#include "libsmb/clirap.h" + +/* + * Make sure that GENERIC_WRITE does not trigger append. See + * https://bugzilla.samba.org/show_bug.cgi?id=6898 + */ + +bool run_posix_append(int dummy) +{ + struct cli_state *cli; + const char *fname = "append"; + NTSTATUS status; + uint16_t fnum; + off_t size; + uint8_t c = '\0'; + bool ret = false; + + printf("Starting POSIX_APPEND\n"); + + if (!torture_open_connection(&cli, 0)) { + return false; + } + + status = torture_setup_unix_extensions(cli); + if (!NT_STATUS_IS_OK(status)) { + printf("torture_setup_unix_extensions failed: %s\n", + nt_errstr(status)); + goto fail; + } + + status = cli_ntcreate( + cli, fname, 0, + GENERIC_WRITE_ACCESS|GENERIC_READ_ACCESS|DELETE_ACCESS, + FILE_ATTRIBUTE_NORMAL|FILE_FLAG_POSIX_SEMANTICS, + FILE_SHARE_READ|FILE_SHARE_WRITE|FILE_SHARE_DELETE, + FILE_OVERWRITE_IF, + FILE_NON_DIRECTORY_FILE|FILE_DELETE_ON_CLOSE, + 0, &fnum, NULL); + + if (!NT_STATUS_IS_OK(status)) { + printf("cli_ntcreate failed: %s\n", nt_errstr(status)); + goto fail; + } + + /* + * Write two bytes at offset 0. With bug 6898 we would end up + * with a file of 2 byte length. + */ + + status = cli_writeall(cli, fnum, 0, &c, 0, sizeof(c), NULL); + if (!NT_STATUS_IS_OK(status)) { + printf("cli_write failed: %s\n", nt_errstr(status)); + goto fail; + } + status = cli_writeall(cli, fnum, 0, &c, 0, sizeof(c), NULL); + if (!NT_STATUS_IS_OK(status)) { + printf("cli_write failed: %s\n", nt_errstr(status)); + goto fail; + } + + status = cli_qfileinfo_basic( + cli, fnum, NULL, &size, NULL, NULL, NULL, NULL, NULL); + if (!NT_STATUS_IS_OK(status)) { + printf("cli_qfileinfo_basic failed: %s\n", nt_errstr(status)); + goto fail; + } + + if (size != sizeof(c)) { + printf("BUG: Writing with O_APPEND!!\n"); + goto fail; + } + + ret = true; +fail: + torture_close_connection(cli); + return ret; +} -- cgit v1.2.3