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sysv: rework suse/debian special bootup runlevel handling

This commit is contained in:
Lennart Poettering 2010-05-13 22:24:22 +02:00
parent 31cee6f634
commit fbe9f3a92d
1 changed files with 57 additions and 16 deletions
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73
service.c
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@ -37,7 +37,6 @@
#define NEWLINES "\n\r"
#define LINE_MAX 4096
typedef enum RunlevelType {
RUNLEVEL_UP,
RUNLEVEL_DOWN,
@ -49,18 +48,25 @@ static const struct {
const char *target;
const RunlevelType type;
} rcnd_table[] = {
{ "/rc0.d", SPECIAL_RUNLEVEL0_TARGET, RUNLEVEL_DOWN },
{ "/rc1.d", SPECIAL_RUNLEVEL1_TARGET, RUNLEVEL_UP },
{ "/rc2.d", SPECIAL_RUNLEVEL2_TARGET, RUNLEVEL_UP },
{ "/rc3.d", SPECIAL_RUNLEVEL3_TARGET, RUNLEVEL_UP },
{ "/rc4.d", SPECIAL_RUNLEVEL4_TARGET, RUNLEVEL_UP },
{ "/rc5.d", SPECIAL_RUNLEVEL5_TARGET, RUNLEVEL_UP },
{ "/rc6.d", SPECIAL_RUNLEVEL6_TARGET, RUNLEVEL_DOWN },
{ "/boot.d", SPECIAL_BASIC_TARGET, RUNLEVEL_BASIC },
/* Standard SysV runlevels */
{ "rc0.d", SPECIAL_RUNLEVEL0_TARGET, RUNLEVEL_DOWN },
{ "rc1.d", SPECIAL_RUNLEVEL1_TARGET, RUNLEVEL_UP },
{ "rc2.d", SPECIAL_RUNLEVEL2_TARGET, RUNLEVEL_UP },
{ "rc3.d", SPECIAL_RUNLEVEL3_TARGET, RUNLEVEL_UP },
{ "rc4.d", SPECIAL_RUNLEVEL4_TARGET, RUNLEVEL_UP },
{ "rc5.d", SPECIAL_RUNLEVEL5_TARGET, RUNLEVEL_UP },
{ "rc6.d", SPECIAL_RUNLEVEL6_TARGET, RUNLEVEL_DOWN },
/* SuSE style boot.d */
{ "boot.d", SPECIAL_BASIC_TARGET, RUNLEVEL_BASIC },
/* Debian style rcS.d */
{ "rcS.d", SPECIAL_BASIC_TARGET, RUNLEVEL_BASIC },
};
#define RUNLEVELS_UP "12345"
#define RUNLEVELS_DOWN "06"
/* #define RUNLEVELS_DOWN "06" */
/* #define RUNLEVELS_BOOT "bBsS" */
static const UnitActiveState state_translation_table[_SERVICE_STATE_MAX] = {
[SERVICE_DEAD] = UNIT_INACTIVE,
@ -368,6 +374,9 @@ static int service_load_sysv_path(Service *s, const char *path) {
continue;
}
/* A start priority gathered from the
* symlink farms is preferred over the
* data from the LSB header. */
if (start_priority < 0 || start_priority > 99)
log_warning("[%s:%u] Start priority out of range. Ignoring.", path, line);
else if (s->sysv_start_priority < 0)
@ -640,8 +649,26 @@ static int service_load_sysv_name(Service *s, const char *name) {
path[strlen(path)-8] = 0;
r = service_load_sysv_path(s, path);
if (r >= 0 && UNIT(s)->meta.load_state == UNIT_STUB) {
/* Try Debian style .sh source'able init scripts */
strcat(path, ".sh");
r = service_load_sysv_path(s, path);
}
free(path);
if (r >= 0 && UNIT(s)->meta.load_state == UNIT_STUB) {
/* Try Suse style boot.xxxx init scripts */
if (asprintf(&path, "%s/boot.%s", *p, name) < 0)
return -ENOMEM;
path[strlen(path)-8] = 0;
r = service_load_sysv_path(s, path);
free(path);
}
if (r < 0)
return r;
@ -2189,18 +2216,30 @@ static int service_enumerate(Manager *m) {
}
free(name);
name = NULL;
if (asprintf(&name, "%s.service", de->d_name+3) < 0) {
if (!(name = new(char, strlen(de->d_name) - 3 + 8 + 1))) {
r = -ENOMEM;
goto finish;
}
if ((r = manager_load_unit_prepare(m, name, NULL, &service)) < 0)
goto finish;
if (startswith(de->d_name+3, "boot."))
/* Drop SuSE-style boot. prefix */
strcpy(stpcpy(name, de->d_name + 3 + 5), ".service");
else if (endswith(de->d_name+3, ".sh"))
/* Drop Debian-style .sh suffix */
strcpy(stpcpy(name, de->d_name + 3) - 3, ".service");
else
/* Normal init scripts */
strcpy(stpcpy(name, de->d_name + 3), ".service");
if ((r = manager_load_unit_prepare(m, name, NULL, &service)) < 0) {
log_warning("Failed to prepare unit %s: %s", name, strerror(-r));
continue;
}
if (de->d_name[0] == 'S' &&
(rcnd_table[i].type == RUNLEVEL_UP || rcnd_table[i].type == RUNLEVEL_BASIC))
SERVICE(service)->sysv_start_priority = a*10 + b;
SERVICE(service)->sysv_start_priority =
MAX(a*10 + b, SERVICE(service)->sysv_start_priority);
manager_dispatch_load_queue(m);
service = unit_follow_merge(service);
@ -2249,7 +2288,9 @@ finish:
free(path);
free(fpath);
free(name);
closedir(d);
if (d)
closedir(d);
return r;
}