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Add scaffolding for ptrace-based intercept mode.

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This commit is contained in:
Todd C. Miller
2022-04-29 12:35:31 -06:00
parent 22866f2423
commit 01733a5214
10 changed files with 468 additions and 76 deletions
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9
src/exec.c
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@@ -1,7 +1,7 @@
/*
* SPDX-License-Identifier: ISC
*
* Copyright (c) 2009-2021 Todd C. Miller <Todd.Miller@sudo.ws>
* Copyright (c) 2009-2022 Todd C. Miller <Todd.Miller@sudo.ws>
*
* Permission to use, copy, modify, and distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
@@ -86,6 +86,13 @@ exec_setup(struct command_details *details, int intercept_fd, int errfd)
bool ret = false;
debug_decl(exec_setup, SUDO_DEBUG_EXEC);
#ifdef HAVE_PTRACE_INTERCEPT
if (ISSET(details->flags, CD_USE_PTRACE)) {
if (!set_exec_filter())
goto done;
}
#endif /* HAVE_PTRACE_INTERCEPT */
if (details->pw != NULL) {
#ifdef HAVE_PROJECT_H
set_project(details->pw);