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authorGravatar Bernhard Reutner-Fischer <rep.dot.nop@gmail.com>2006-06-11 17:24:01 +0000
committerGravatar Bernhard Reutner-Fischer <rep.dot.nop@gmail.com>2006-06-11 17:24:01 +0000
commita926f8e50a3420648b526a85fcdefe66c9a7926f (patch)
treec6a139d9c660cf03cfa98721788c602500fe3ede /debianutils
parent081b1ac6b4cce2896e5a874c96b9b02e0edbcf8e (diff)
downloadbusybox-a926f8e50a3420648b526a85fcdefe66c9a7926f.tar.gz
busybox-a926f8e50a3420648b526a85fcdefe66c9a7926f.tar.bz2
- add fancy mode to start-stop-daemon to support --oknodo and --verbose
Diffstat (limited to 'debianutils')
-rw-r--r--debianutils/Config.in9
-rw-r--r--debianutils/start_stop_daemon.c106
2 files changed, 68 insertions, 47 deletions
diff --git a/debianutils/Config.in b/debianutils/Config.in
index 626272474..3dd2ef61b 100644
--- a/debianutils/Config.in
+++ b/debianutils/Config.in
@@ -61,6 +61,15 @@ config CONFIG_START_STOP_DAEMON
termination of system-level processes, usually the ones
started during the startup of the system.
+config CONFIG_FEATURE_START_STOP_DAEMON_FANCY
+ bool "Support additional arguments"
+ default y
+ depends on CONFIG_START_STOP_DAEMON
+ help
+ Support additional arguments.
+ -o|--oknodo ignored since we exit with 0 anyway
+ -v|--verbose
+
config CONFIG_FEATURE_START_STOP_DAEMON_LONG_OPTIONS
bool "Enable long options"
default n
diff --git a/debianutils/start_stop_daemon.c b/debianutils/start_stop_daemon.c
index b83a75994..3a0fbd2c6 100644
--- a/debianutils/start_stop_daemon.c
+++ b/debianutils/start_stop_daemon.c
@@ -22,7 +22,7 @@
static int signal_nr = 15;
static int user_id = -1;
-static int quiet = 0;
+static int quiet;
static char *userspec = NULL;
static char *cmdname = NULL;
static char *execname = NULL;
@@ -35,8 +35,7 @@ struct pid_list {
static struct pid_list *found = NULL;
-static inline void
-push(pid_t pid)
+static inline void push(pid_t pid)
{
struct pid_list *p;
@@ -46,8 +45,7 @@ push(pid_t pid)
found = p;
}
-static int
-pid_is_exec(pid_t pid, const char *name)
+static int pid_is_exec(pid_t pid, const char *name)
{
char buf[32];
struct stat sb, exec_stat;
@@ -61,8 +59,7 @@ pid_is_exec(pid_t pid, const char *name)
return (sb.st_dev == exec_stat.st_dev && sb.st_ino == exec_stat.st_ino);
}
-static int
-pid_is_user(int pid, int uid)
+static int pid_is_user(int pid, int uid)
{
struct stat sb;
char buf[32];
@@ -73,8 +70,7 @@ pid_is_user(int pid, int uid)
return (sb.st_uid == uid);
}
-static int
-pid_is_cmd(pid_t pid, const char *name)
+static int pid_is_cmd(pid_t pid, const char *name)
{
char buf[32];
FILE *f;
@@ -98,8 +94,7 @@ pid_is_cmd(pid_t pid, const char *name)
}
-static void
-check(int pid)
+static void check(int pid)
{
if (execname && !pid_is_exec(pid, execname)) {
return;
@@ -114,8 +109,7 @@ check(int pid)
}
-static void
-do_pidfile(void)
+static void do_pidfile(void)
{
FILE *f;
pid_t pid;
@@ -130,8 +124,7 @@ do_pidfile(void)
}
-static void
-do_procinit(void)
+static void do_procinit(void)
{
DIR *procdir;
struct dirent *entry;
@@ -157,17 +150,16 @@ do_procinit(void)
}
-static void
-do_stop(void)
+static int do_stop(void)
{
- char what[1024];
+ RESERVE_CONFIG_BUFFER(what, 1024);
struct pid_list *p;
int killed = 0;
do_procinit();
if (cmdname)
- strcpy(what, cmdname);
+ what=cmdname;//strcpy(what, cmdname);
else if (execname)
strcpy(what, execname);
else if (pidfile)
@@ -180,7 +172,9 @@ do_stop(void)
if (!found) {
if (!quiet)
printf("no %s found; none killed.\n", what);
- return;
+ if (ENABLE_FEATURE_CLEAN_UP)
+ RELEASE_CONFIG_BUFFER(what);
+ return -1;
}
for (p = found; p; p = p->next) {
if (kill(p->pid, signal_nr) == 0) {
@@ -197,21 +191,31 @@ do_stop(void)
printf(" %d", -p->pid);
printf(").\n");
}
+ if (ENABLE_FEATURE_CLEAN_UP)
+ RELEASE_CONFIG_BUFFER(what);
+ return killed;
}
#if ENABLE_FEATURE_START_STOP_DAEMON_LONG_OPTIONS
static const struct option ssd_long_options[] = {
{ "stop", 0, NULL, 'K' },
{ "start", 0, NULL, 'S' },
- { "background", 0, NULL, 'b' },
+ { "background", 0, NULL, 'b' },
{ "quiet", 0, NULL, 'q' },
- { "make-pidfile", 0, NULL, 'm' },
- { "startas", 1, NULL, 'a' },
+ { "make-pidfile", 0, NULL, 'm' },
+#if ENABLE_FEATURE_START_STOP_DAEMON_FANCY
+ { "oknodo", 0, NULL, 'o' },
+ { "verbose", 0, NULL, 'v' },
+#endif
+ { "startas", 1, NULL, 'a' },
{ "name", 1, NULL, 'n' },
{ "signal", 1, NULL, 's' },
{ "user", 1, NULL, 'u' },
{ "exec", 1, NULL, 'x' },
- { "pidfile", 1, NULL, 'p' },
+ { "pidfile", 1, NULL, 'p' },
+#if ENABLE_FEATURE_START_STOP_DAEMON_FANCY
+ { "retry", 1, NULL, 'R' },
+#endif
{ 0, 0, 0, 0 }
};
#endif
@@ -221,42 +225,48 @@ static const struct option ssd_long_options[] = {
#define SSD_OPT_BACKGROUND 4
#define SSD_OPT_QUIET 8
#define SSD_OPT_MAKEPID 16
+#if ENABLE_FEATURE_START_STOP_DAEMON_FANCY
+#define SSD_OPT_OKNODO 32
+#define SSD_OPT_VERBOSE 64
-int
-start_stop_daemon_main(int argc, char **argv)
+#endif
+
+int start_stop_daemon_main(int argc, char **argv)
{
unsigned long opt;
char *signame = NULL;
char *startas = NULL;
-
+#if ENABLE_FEATURE_START_STOP_DAEMON_FANCY
+// char *retry_arg = NULL;
+// int retries = -1;
+#endif
#if ENABLE_FEATURE_START_STOP_DAEMON_LONG_OPTIONS
bb_applet_long_options = ssd_long_options;
#endif
/* Check required one context option was given */
- bb_opt_complementally = "K:S:?:K--S:S--K";
- opt = bb_getopt_ulflags(argc, argv, "KSbqma:n:s:u:x:p:",
- &startas, &cmdname, &signame, &userspec, &execname, &pidfile);
-
+ bb_opt_complementally = "K:S:?:K--S:S--K:m?p:K?xpun:S?xa";
+ opt = bb_getopt_ulflags(argc, argv, "KSbqm"
+// USE_FEATURE_START_STOP_DAEMON_FANCY("ovR:")
+ USE_FEATURE_START_STOP_DAEMON_FANCY("ov")
+ "a:n:s:u:x:p:"
+// USE_FEATURE_START_STOP_DAEMON_FANCY(,&retry_arg)
+ ,&startas, &cmdname, &signame, &userspec, &execname, &pidfile);
- quiet = opt & SSD_OPT_QUIET;
+ quiet = (opt & SSD_OPT_QUIET)
+ USE_FEATURE_START_STOP_DAEMON_FANCY(&& !(opt & SSD_OPT_VERBOSE));
if (signame) {
signal_nr = bb_xgetlarg(signame, 10, 0, NSIG);
}
- if (!execname && !pidfile && !userspec && !cmdname)
- bb_error_msg_and_die ("need at least one of -x, -p, -u, or -n");
-
if (!startas)
startas = execname;
- if ((opt & SSD_CTX_START) && !startas)
- bb_error_msg_and_die ("-S needs -x or -a");
-
- if ((opt & SSD_OPT_MAKEPID) && pidfile == NULL)
- bb_error_msg_and_die ("-m needs -p");
-
+// USE_FEATURE_START_STOP_DAEMON_FANCY(
+// if (retry_arg)
+// retries = bb_xgetlarg(retry_arg, 10, 0, INT_MAX);
+// )
argc -= optind;
argv += optind;
@@ -264,8 +274,10 @@ start_stop_daemon_main(int argc, char **argv)
user_id = bb_xgetpwnam(userspec);
if (opt & SSD_CTX_STOP) {
- do_stop();
- return EXIT_SUCCESS;
+ int i = do_stop();
+ return
+ USE_FEATURE_START_STOP_DAEMON_FANCY((opt & SSD_OPT_OKNODO)
+ ? 0 :) !!(i<=0);
}
do_procinit();
@@ -273,7 +285,8 @@ start_stop_daemon_main(int argc, char **argv)
if (found) {
if (!quiet)
printf("%s already running.\n%d\n", execname ,found->pid);
- return EXIT_SUCCESS;
+ USE_FEATURE_START_STOP_DAEMON_FANCY(return !(opt & SSD_OPT_OKNODO);)
+ SKIP_FEATURE_START_STOP_DAEMON_FANCY(return EXIT_FAILURE;)
}
*--argv = startas;
if (opt & SSD_OPT_BACKGROUND) {
@@ -282,10 +295,9 @@ start_stop_daemon_main(int argc, char **argv)
}
if (opt & SSD_OPT_MAKEPID) {
/* user wants _us_ to make the pidfile */
- FILE *pidf = fopen(pidfile, "w");
+ FILE *pidf = bb_xfopen(pidfile, "w");
+
pid_t pidt = getpid();
- if (pidf == NULL)
- bb_perror_msg_and_die("Unable to write pidfile '%s'", pidfile);
fprintf(pidf, "%d\n", pidt);
fclose(pidf);
}