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start_stop_daemon: add -chuid support

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This commit is contained in:
Denis Vlasenko 2007-02-26 22:47:42 +00:00
parent f8ea0f3a66
commit cce38586ae
5 changed files with 70 additions and 42 deletions
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51
debianutils/start_stop_daemon.c
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@ -14,12 +14,11 @@
static int signal_nr = 15;
static int user_id = -1;
static int quiet;
static char *userspec;
static char *chuid;
static char *cmdname;
static char *execname;
static char *pidfile;
static smallint quiet;
struct pid_list {
struct pid_list *next;
@ -222,20 +221,28 @@ static const struct option long_options[] = {
enum {
CTX_STOP = 0x1,
CTX_START = 0x2,
OPT_BACKGROUND = 0x4,
OPT_QUIET = 0x8,
OPT_MAKEPID = 0x10,
OPT_OKNODO = 0x20 * ENABLE_FEATURE_START_STOP_DAEMON_FANCY,
OPT_VERBOSE = 0x40 * ENABLE_FEATURE_START_STOP_DAEMON_FANCY,
OPT_NICELEVEL = 0x80 * ENABLE_FEATURE_START_STOP_DAEMON_FANCY,
OPT_BACKGROUND = 0x4, // -b
OPT_QUIET = 0x8, // -q
OPT_MAKEPID = 0x10, // -m
OPT_a = 0x20, // -a
OPT_n = 0x40, // -n
OPT_s = 0x80, // -s
OPT_u = 0x100, // -u
OPT_c = 0x200, // -c
OPT_x = 0x400, // -x
OPT_p = 0x800, // -p
OPT_OKNODO = 0x1000 * ENABLE_FEATURE_START_STOP_DAEMON_FANCY, // -o
OPT_VERBOSE = 0x2000 * ENABLE_FEATURE_START_STOP_DAEMON_FANCY, // -v
OPT_NICELEVEL = 0x4000 * ENABLE_FEATURE_START_STOP_DAEMON_FANCY, // -N
};
int start_stop_daemon_main(int argc, char **argv);
int start_stop_daemon_main(int argc, char **argv)
{
unsigned opt;
char *signame = NULL;
char *startas = NULL;
char *signame;
char *startas;
char *chuid;
#if ENABLE_FEATURE_START_STOP_DAEMON_FANCY
// char *retry_arg = NULL;
// int retries = -1;
@ -247,22 +254,22 @@ int start_stop_daemon_main(int argc, char **argv)
/* Check required one context option was given */
opt_complementary = "K:S:?:K--S:S--K:m?p:K?xpun:S?xa";
opt = getopt32(argc, argv, "KSbqm"
// USE_FEATURE_START_STOP_DAEMON_FANCY("ovN:R:")
USE_FEATURE_START_STOP_DAEMON_FANCY("ovN:")
"a:n:s:u:c:x:p:"
opt = getopt32(argc, argv, "KSbqma:n:s:u:c:x:p:"
USE_FEATURE_START_STOP_DAEMON_FANCY("ovN:"),
// USE_FEATURE_START_STOP_DAEMON_FANCY("ovN:R:"),
&startas, &cmdname, &signame, &userspec, &chuid, &execname, &pidfile
USE_FEATURE_START_STOP_DAEMON_FANCY(,&opt_N)
// USE_FEATURE_START_STOP_DAEMON_FANCY(,&retry_arg)
,&startas, &cmdname, &signame, &userspec, &chuid, &execname, &pidfile);
);
quiet = (opt & OPT_QUIET) && !(opt & OPT_VERBOSE);
if (signame) {
if (opt & OPT_s) {
signal_nr = get_signum(signame);
if (signal_nr < 0) bb_show_usage();
}
if (!startas)
if (!(opt & OPT_a))
startas = execname;
// USE_FEATURE_START_STOP_DAEMON_FANCY(
@ -303,11 +310,11 @@ int start_stop_daemon_main(int argc, char **argv)
fprintf(pidf, "%d\n", pidt);
fclose(pidf);
}
if (chuid) {
user_id = bb_strtou(chuid, NULL, 10);
if (errno)
user_id = xuname2uid(chuid);
xsetuid(user_id);
if (opt & OPT_c) {
struct bb_uidgid_t ugid;
parse_chown_usergroup_or_die(&ugid, chuid);
if (ugid.gid != (gid_t) -1) xsetgid(ugid.gid);
if (ugid.uid != (uid_t) -1) xsetuid(ugid.uid);
}
#if ENABLE_FEATURE_START_STOP_DAEMON_FANCY
if (opt & OPT_NICELEVEL) {