45e589d443
The audit_failure() function now stores the failure string. This will allow an audit plugin to log the reason if the user's request is a rejected.
122 lines
2.9 KiB
C
122 lines
2.9 KiB
C
/*
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* SPDX-License-Identifier: ISC
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*
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* Copyright (c) 2009-2015, 2019-2020 Todd C. Miller <Todd.Miller@sudo.ws>
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*
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* Permission to use, copy, modify, and distribute this software for any
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* purpose with or without fee is hereby granted, provided that the above
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* copyright notice and this permission notice appear in all copies.
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*
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* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
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* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
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* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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*/
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/*
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* This is an open source non-commercial project. Dear PVS-Studio, please check it.
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* PVS-Studio Static Code Analyzer for C, C++ and C#: http://www.viva64.com
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*/
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#include <config.h>
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#include <sys/types.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include "sudoers.h"
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#ifdef HAVE_BSM_AUDIT
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# include "bsm_audit.h"
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#endif
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#ifdef HAVE_LINUX_AUDIT
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# include "linux_audit.h"
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#endif
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#ifdef HAVE_SOLARIS_AUDIT
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# include "solaris_audit.h"
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#endif
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char *audit_msg = NULL;
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int
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audit_success(int argc, char *argv[])
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{
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int rc = 0;
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debug_decl(audit_success, SUDOERS_DEBUG_AUDIT);
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if (!def_log_allowed)
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debug_return_int(0);
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if (argv != NULL) {
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#ifdef HAVE_BSM_AUDIT
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if (bsm_audit_success(argv) == -1)
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rc = -1;
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#endif
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#ifdef HAVE_LINUX_AUDIT
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if (linux_audit_command(argv, 1) == -1)
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rc = -1;
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#endif
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#ifdef HAVE_SOLARIS_AUDIT
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if (solaris_audit_success(argc, argv) == -1)
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rc = -1;
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#endif
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}
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debug_return_int(rc);
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}
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int
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audit_failure(int argc, char *argv[], char const *const fmt, ...)
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{
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int rc = 0;
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va_list ap;
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debug_decl(audit_success, SUDOERS_DEBUG_AUDIT);
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/* Set audit_msg for audit plugin. */
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free(audit_msg);
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audit_msg = NULL;
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va_start(ap, fmt);
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if (vasprintf(&audit_msg, fmt, ap) == -1)
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rc = -1;
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va_end(ap);
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if (!def_log_denied)
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debug_return_int(0);
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#if defined(HAVE_BSM_AUDIT) || defined(HAVE_LINUX_AUDIT)
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if (argv != NULL) {
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int oldlocale;
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/* Audit error messages should be in the sudoers locale. */
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sudoers_setlocale(SUDOERS_LOCALE_SUDOERS, &oldlocale);
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#ifdef HAVE_BSM_AUDIT
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va_start(ap, fmt);
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if (bsm_audit_failure(argv, _(fmt), ap) == -1)
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rc = -1;
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va_end(ap);
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#endif
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#ifdef HAVE_LINUX_AUDIT
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va_start(ap, fmt);
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if (linux_audit_command(argv, 0) == -1)
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rc = -1;
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va_end(ap);
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#endif
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#ifdef HAVE_SOLARIS_AUDIT
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va_start(ap, fmt);
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if (solaris_audit_failure(argc, argv, _(fmt), ap) == -1)
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rc = -1;
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va_end(ap);
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#endif
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sudoers_setlocale(oldlocale, NULL);
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}
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#endif /* HAVE_BSM_AUDIT || HAVE_LINUX_AUDIT */
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debug_return_int(rc);
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}
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