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https://github.com/samba-team/samba.git
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f768b32e37
This will reduce the noise from merges of the rest of the libcli/security code, without this commit changing what code is actually used. This includes (along with other security headers) dom_sid.h and security_token.h Andrew Bartlett Autobuild-User: Andrew Bartlett <abartlet@samba.org> Autobuild-Date: Tue Oct 12 05:54:10 UTC 2010 on sn-devel-104
99 lines
2.5 KiB
C
99 lines
2.5 KiB
C
/*
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Unix SMB/CIFS implementation.
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reproducer for bug 6898
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Copyright (C) Volker Lendecke 2009
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include "includes.h"
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#include "torture/proto.h"
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#include "../libcli/security/security.h"
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/*
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* Make sure that GENERIC_WRITE does not trigger append. See
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* https://bugzilla.samba.org/show_bug.cgi?id=6898
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*/
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bool run_posix_append(int dummy)
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{
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struct cli_state *cli;
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const char *fname = "append";
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NTSTATUS status;
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uint16_t fnum;
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ssize_t written;
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SMB_OFF_T size;
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char c = '\0';
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bool ret = false;
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printf("Starting POSIX_APPEND\n");
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if (!torture_open_connection(&cli, 0)) {
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return false;
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}
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status = torture_setup_unix_extensions(cli);
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if (!NT_STATUS_IS_OK(status)) {
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printf("torture_setup_unix_extensions failed: %s\n",
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nt_errstr(status));
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goto fail;
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}
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status = cli_ntcreate(
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cli, fname, 0,
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GENERIC_WRITE_ACCESS|GENERIC_READ_ACCESS|DELETE_ACCESS,
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FILE_ATTRIBUTE_NORMAL|FILE_FLAG_POSIX_SEMANTICS,
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FILE_SHARE_READ|FILE_SHARE_WRITE|FILE_SHARE_DELETE,
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FILE_OVERWRITE_IF,
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FILE_NON_DIRECTORY_FILE|FILE_DELETE_ON_CLOSE,
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0, &fnum);
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if (!NT_STATUS_IS_OK(status)) {
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printf("cli_ntcreate failed: %s\n", nt_errstr(status));
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goto fail;
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}
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/*
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* Write two bytes at offset 0. With bug 6898 we would end up
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* with a file of 2 byte length.
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*/
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written = cli_write(cli, fnum, 0, &c, 0, sizeof(c));
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if (written != sizeof(c)) {
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printf("cli_write failed\n");
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goto fail;
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}
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written = cli_write(cli, fnum, 0, &c, 0, sizeof(c));
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if (written != sizeof(c)) {
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printf("cli_write failed\n");
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goto fail;
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}
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status = cli_getattrE(cli, fnum, NULL, &size, NULL, NULL, NULL);
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if (!NT_STATUS_IS_OK(status)) {
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printf("cli_getatrE failed: %s\n", nt_errstr(status));
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goto fail;
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}
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if (size != sizeof(c)) {
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printf("BUG: Writing with O_APPEND!!\n");
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goto fail;
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}
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ret = true;
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fail:
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torture_close_connection(cli);
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return ret;
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}
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