4c2630ebf2
To give the administrator more hints about failures occuring in spawning of commands than just the exit code, log the strerror. All fds are closed, so reopen the log. Related-to: https://bugzilla.redhat.com/show_bug.cgi?id=752901
181 lines
4.8 KiB
C
181 lines
4.8 KiB
C
/*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/
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/***
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This file is part of systemd.
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Copyright 2010 Lennart Poettering
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systemd is free software; you can redistribute it and/or modify it
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under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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systemd is distributed in the hope that it will be useful, but
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WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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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 systemd; If not, see <http://www.gnu.org/licenses/>.
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***/
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#include <stdlib.h>
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#include <sys/wait.h>
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#include "exit-status.h"
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const char* exit_status_to_string(ExitStatus status, ExitStatusLevel level) {
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/* We cast to int here, so that -Wenum doesn't complain that
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* EXIT_SUCCESS/EXIT_FAILURE aren't in the enum */
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switch ((int) status) {
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case EXIT_SUCCESS:
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return "SUCCESS";
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case EXIT_FAILURE:
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return "FAILURE";
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}
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if (level == EXIT_STATUS_SYSTEMD || level == EXIT_STATUS_LSB) {
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switch ((int) status) {
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case EXIT_CHDIR:
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return "CHDIR";
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case EXIT_NICE:
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return "NICE";
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case EXIT_FDS:
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return "FDS";
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case EXIT_EXEC:
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return "EXEC";
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case EXIT_MEMORY:
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return "MEMORY";
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case EXIT_LIMITS:
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return "LIMITS";
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case EXIT_OOM_ADJUST:
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return "OOM_ADJUST";
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case EXIT_SIGNAL_MASK:
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return "SIGNAL_MASK";
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case EXIT_STDIN:
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return "STDIN";
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case EXIT_STDOUT:
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return "STDOUT";
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case EXIT_CHROOT:
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return "CHROOT";
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case EXIT_IOPRIO:
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return "IOPRIO";
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case EXIT_TIMERSLACK:
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return "TIMERSLACK";
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case EXIT_SECUREBITS:
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return "SECUREBITS";
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case EXIT_SETSCHEDULER:
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return "SETSCHEDULER";
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case EXIT_CPUAFFINITY:
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return "CPUAFFINITY";
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case EXIT_GROUP:
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return "GROUP";
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case EXIT_USER:
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return "USER";
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case EXIT_CAPABILITIES:
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return "CAPABILITIES";
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case EXIT_CGROUP:
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return "CGROUP";
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case EXIT_SETSID:
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return "SETSID";
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case EXIT_CONFIRM:
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return "CONFIRM";
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case EXIT_STDERR:
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return "STDERR";
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case EXIT_TCPWRAP:
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return "TCPWRAP";
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case EXIT_PAM:
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return "PAM";
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case EXIT_NETWORK:
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return "NETWORK";
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case EXIT_NAMESPACE:
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return "NAMESPACE";
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}
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}
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if (level == EXIT_STATUS_LSB) {
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switch ((int) status) {
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case EXIT_INVALIDARGUMENT:
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return "INVALIDARGUMENT";
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case EXIT_NOTIMPLEMENTED:
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return "NOTIMPLEMENTED";
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case EXIT_NOPERMISSION:
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return "NOPERMISSION";
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case EXIT_NOTINSTALLED:
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return "NOTINSSTALLED";
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case EXIT_NOTCONFIGURED:
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return "NOTCONFIGURED";
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case EXIT_NOTRUNNING:
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return "NOTRUNNING";
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}
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}
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return NULL;
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}
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bool is_clean_exit(int code, int status) {
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if (code == CLD_EXITED)
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return status == 0;
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/* If a daemon does not implement handlers for some of the
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* signals that's not considered an unclean shutdown */
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if (code == CLD_KILLED)
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return
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status == SIGHUP ||
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status == SIGINT ||
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status == SIGTERM ||
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status == SIGPIPE;
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return false;
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}
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bool is_clean_exit_lsb(int code, int status) {
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if (is_clean_exit(code, status))
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return true;
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return
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code == CLD_EXITED &&
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(status == EXIT_NOTINSTALLED || status == EXIT_NOTCONFIGURED);
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}
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