Add -k,--umask option, Gentoo #232455.

man/start-stop-daemon.8

@@ -22,7 +22,7 @@
 .\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 .\" SUCH DAMAGE.
 .\"
-.Dd Jul 08, 2008
+.Dd August 20, 2008
 .Dt START-STOP-DAEMON 8 SMM
 .Os OpenRC
 .Sh NAME
@@ -127,6 +127,8 @@ as the path to the daemon, chdir and pidfile, should be relative to the chroot.
 Set the environment variable VAR to VALUE.
 .It Fl g , -group Ar group
 Start the daemon as in the group.
+.It Fl k , -umask Ar mode
+Set the umask of the daemon.
 .It Fl m , -make-pidfile
 Saves the pid of the daemon in the file specified by the
 .Fl p , -pidfile

src/includes/rc-misc.h

@@ -157,4 +157,5 @@ _unused static const char *basename_c(const char *path)
 	return (path);
 }
 
+int parse_mode(mode_t *, char *);
 #endif

src/rc/checkpath.c

@@ -106,28 +106,6 @@ static int do_check(char *path, uid_t uid, gid_t gid, mode_t mode, int file)
 	return 0;
 }
 
-/* Based on busybox */
-static int parse_mode (mode_t *mode, char *text)
-{
-	char *p;
-	unsigned long l;
-
-	/* Check for a numeric mode */
-	if ((*text - '0') < 8) {
-		l = strtoul(text, &p, 8);
-		if (*p || l > 07777U) {
-			errno = EINVAL;
-			return -1;
-		}
-		*mode = (mode_t) l;
-		return 0;
-	}
-
-	/* We currently don't check g+w type stuff */
-	errno = EINVAL;
-	return -1;
-}
-
 static int parse_owner(struct passwd **user, struct group **group,
 			const char *owner)
 {

src/rc/rc-misc.c

@@ -374,3 +374,25 @@ pid_t exec_service(const char *service, const char *arg)
 
 	return pid;
 }
+
+int
+parse_mode(mode_t *mode, char *text)
+{
+	char *p;
+	unsigned long l;
+
+	/* Check for a numeric mode */
+	if ((*text - '0') < 8) {
+		l = strtoul(text, &p, 8);
+		if (*p || l > 07777U) {
+			errno = EINVAL;
+			return -1;
+		}
+		*mode = (mode_t) l;
+		return 0;
+	}
+
+	/* We currently don't check g+w type stuff */
+	errno = EINVAL;
+	return -1;
+}

src/rc/start-stop-daemon.c

@@ -499,7 +499,7 @@ static void handle_signal(int sig)
 
 
 #include "_usage.h"
-#define getoptstring "KN:R:Sbc:d:e:g:mn:op:s:tu:r:x:1:2:" getoptstring_COMMON
+#define getoptstring "KN:R:Sbc:d:e:g:k:mn:op:s:tu:r:x:1:2:" getoptstring_COMMON
 static const struct option longopts[] = {
 	{ "stop",         0, NULL, 'K'},
 	{ "nicelevel",    1, NULL, 'N'},
@@ -510,6 +510,7 @@ static const struct option longopts[] = {
 	{ "chuid",        1, NULL, 'c'},
 	{ "chdir",        1, NULL, 'd'},
 	{ "env",          1, NULL, 'e'},
+	{ "umask",        1, NULL, 'k'},
 	{ "group",        1, NULL, 'g'},
 	{ "make-pidfile", 0, NULL, 'm'},
 	{ "name",         1, NULL, 'n'},
@@ -534,6 +535,7 @@ static const char * const longopts_help[] = {
 	"deprecated, use --user",
 	"Change the PWD",
 	"Set an environment string",
+	"Set the umask for the daemon",
 	"Change the process group",
 	"Create a pidfile",
 	"Match process name",
@@ -601,6 +603,7 @@ int start_stop_daemon(int argc, char **argv)
 	char line[130];
 	FILE *fp;
 	size_t len;
+	mode_t numask;
 
 	TAILQ_INIT(&schedule);
 	atexit(cleanup);
@@ -696,6 +699,12 @@ int start_stop_daemon(int argc, char **argv)
 			}
 			break;
 
+		case 'k':
+			if (parse_mode(&numask, optarg))
+				eerrorx("%s: invalid mode `%s'",
+					applet, optarg);
+			break;
+
 		case 'm':  /* --make-pidfile */
 			makepidfile = true;
 			break;