diff options
Diffstat (limited to 'src/core/selinux-setup.c')
-rw-r--r-- | src/core/selinux-setup.c | 121 |
1 files changed, 0 insertions, 121 deletions
diff --git a/src/core/selinux-setup.c b/src/core/selinux-setup.c deleted file mode 100644 index 527aa8add0..0000000000 --- a/src/core/selinux-setup.c +++ /dev/null @@ -1,121 +0,0 @@ -/*** - This file is part of systemd. - - Copyright 2010 Lennart Poettering - - systemd is free software; you can redistribute it and/or modify it - under the terms of the GNU Lesser General Public License as published by - the Free Software Foundation; either version 2.1 of the License, or - (at your option) any later version. - - systemd 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 - Lesser General Public License for more details. - - You should have received a copy of the GNU Lesser General Public License - along with systemd; If not, see <http://www.gnu.org/licenses/>. -***/ - -#include <errno.h> -#include <stdio.h> -#include <unistd.h> - -#ifdef HAVE_SELINUX -#include <selinux/selinux.h> -#endif - -#include "log.h" -#include "macro.h" -#include "selinux-setup.h" -#include "selinux-util.h" -#include "string-util.h" -#include "util.h" - -#ifdef HAVE_SELINUX -_printf_(2,3) -static int null_log(int type, const char *fmt, ...) { - return 0; -} -#endif - -int mac_selinux_setup(bool *loaded_policy) { - -#ifdef HAVE_SELINUX - int enforce = 0; - usec_t before_load, after_load; - char *con; - int r; - union selinux_callback cb; - bool initialized = false; - - assert(loaded_policy); - - /* Turn off all of SELinux' own logging, we want to do that */ - cb.func_log = null_log; - selinux_set_callback(SELINUX_CB_LOG, cb); - - /* Don't load policy in the initrd if we don't appear to have - * it. For the real root, we check below if we've already - * loaded policy, and return gracefully. - */ - if (in_initrd() && access(selinux_path(), F_OK) < 0) - return 0; - - /* Already initialized by somebody else? */ - r = getcon_raw(&con); - if (r == 0) { - initialized = !streq(con, "kernel"); - freecon(con); - } - - /* Make sure we have no fds open while loading the policy and - * transitioning */ - log_close(); - - /* Now load the policy */ - before_load = now(CLOCK_MONOTONIC); - r = selinux_init_load_policy(&enforce); - if (r == 0) { - _cleanup_(mac_selinux_freep) char *label = NULL; - char timespan[FORMAT_TIMESPAN_MAX]; - - mac_selinux_retest(); - - /* Transition to the new context */ - r = mac_selinux_get_create_label_from_exe(SYSTEMD_BINARY_PATH, &label); - if (r < 0 || !label) { - log_open(); - log_error("Failed to compute init label, ignoring."); - } else { - r = setcon_raw(label); - - log_open(); - if (r < 0) - log_error("Failed to transition into init label '%s', ignoring.", label); - } - - after_load = now(CLOCK_MONOTONIC); - - log_info("Successfully loaded SELinux policy in %s.", - format_timespan(timespan, sizeof(timespan), after_load - before_load, 0)); - - *loaded_policy = true; - - } else { - log_open(); - - if (enforce > 0) { - if (!initialized) { - log_emergency("Failed to load SELinux policy."); - return -EIO; - } - - log_warning("Failed to load new SELinux policy. Continuing with old policy."); - } else - log_debug("Unable to load SELinux policy. Ignoring."); - } -#endif - - return 0; -} |