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core/manager: invoke special targets on signal only for system manager

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(cherry picked from commit 6851abe403)
This commit is contained in:
Mike Yuan 2024-07-02 18:30:44 +02:00 committed by Luca Boccassi
parent efc44e0c3e
commit 243276f008
1 changed files with 34 additions and 32 deletions
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66
src/core/manager.c
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@ -3086,41 +3086,43 @@ static int manager_dispatch_signal_fd(sd_event_source *source, int fd, uint32_t
default: {
/* Starting SIGRTMIN+0 */
static const struct {
const char *target;
JobMode mode;
} target_table[] = {
[0] = { SPECIAL_DEFAULT_TARGET, JOB_ISOLATE },
[1] = { SPECIAL_RESCUE_TARGET, JOB_ISOLATE },
[2] = { SPECIAL_EMERGENCY_TARGET, JOB_ISOLATE },
[3] = { SPECIAL_HALT_TARGET, JOB_REPLACE_IRREVERSIBLY },
[4] = { SPECIAL_POWEROFF_TARGET, JOB_REPLACE_IRREVERSIBLY },
[5] = { SPECIAL_REBOOT_TARGET, JOB_REPLACE_IRREVERSIBLY },
[6] = { SPECIAL_KEXEC_TARGET, JOB_REPLACE_IRREVERSIBLY },
[7] = { SPECIAL_SOFT_REBOOT_TARGET, JOB_REPLACE_IRREVERSIBLY },
};
if (MANAGER_IS_SYSTEM(m)) {
/* Starting SIGRTMIN+0 */
static const struct {
const char *target;
JobMode mode;
} target_table[] = {
[0] = { SPECIAL_DEFAULT_TARGET, JOB_ISOLATE },
[1] = { SPECIAL_RESCUE_TARGET, JOB_ISOLATE },
[2] = { SPECIAL_EMERGENCY_TARGET, JOB_ISOLATE },
[3] = { SPECIAL_HALT_TARGET, JOB_REPLACE_IRREVERSIBLY },
[4] = { SPECIAL_POWEROFF_TARGET, JOB_REPLACE_IRREVERSIBLY },
[5] = { SPECIAL_REBOOT_TARGET, JOB_REPLACE_IRREVERSIBLY },
[6] = { SPECIAL_KEXEC_TARGET, JOB_REPLACE_IRREVERSIBLY },
[7] = { SPECIAL_SOFT_REBOOT_TARGET, JOB_REPLACE_IRREVERSIBLY },
};
/* Starting SIGRTMIN+13, so that target halt and system halt are 10 apart */
static const ManagerObjective objective_table[] = {
[0] = MANAGER_HALT,
[1] = MANAGER_POWEROFF,
[2] = MANAGER_REBOOT,
[3] = MANAGER_KEXEC,
[4] = MANAGER_SOFT_REBOOT,
};
/* Starting SIGRTMIN+13, so that target halt and system halt are 10 apart */
static const ManagerObjective objective_table[] = {
[0] = MANAGER_HALT,
[1] = MANAGER_POWEROFF,
[2] = MANAGER_REBOOT,
[3] = MANAGER_KEXEC,
[4] = MANAGER_SOFT_REBOOT,
};
if ((int) sfsi.ssi_signo >= SIGRTMIN+0 &&
(int) sfsi.ssi_signo < SIGRTMIN+(int) ELEMENTSOF(target_table)) {
int idx = (int) sfsi.ssi_signo - SIGRTMIN;
manager_start_special(m, target_table[idx].target, target_table[idx].mode);
break;
}
if ((int) sfsi.ssi_signo >= SIGRTMIN+0 &&
(int) sfsi.ssi_signo < SIGRTMIN+(int) ELEMENTSOF(target_table)) {
int idx = (int) sfsi.ssi_signo - SIGRTMIN;
manager_start_special(m, target_table[idx].target, target_table[idx].mode);
break;
}
if ((int) sfsi.ssi_signo >= SIGRTMIN+13 &&
(int) sfsi.ssi_signo < SIGRTMIN+13+(int) ELEMENTSOF(objective_table)) {
m->objective = objective_table[sfsi.ssi_signo - SIGRTMIN - 13];
break;
if ((int) sfsi.ssi_signo >= SIGRTMIN+13 &&
(int) sfsi.ssi_signo < SIGRTMIN+13+(int) ELEMENTSOF(objective_table)) {
m->objective = objective_table[sfsi.ssi_signo - SIGRTMIN - 13];
break;
}
}
switch (sfsi.ssi_signo - SIGRTMIN) {