sk: Support SO_PASSSEC and SO_PASSCRED options

There's some bug in show fn for options :( Will be fixed later.
Signed-off-by: Pavel Emelyanov <xemul@parallels.com>

protobuf/sk-opts.proto

@@ -11,4 +11,6 @@ message sk_opts_entry {
 	optional uint32		so_priority	= 8;
 	optional uint32		so_rcvlowat	= 9;
 	optional uint32		so_mark		= 10;
+	optional bool		so_passcred	= 11;
+	optional bool		so_passsec	= 12;
 }

sockets.c

@@ -72,7 +72,7 @@ int do_restore_opt(int sk, int level, int name, void *val, int len)
 
 int restore_socket_opts(int sk, SkOptsEntry *soe)
 {
-	int ret = 0;
+	int ret = 0, val;
 	struct timeval tv;
 
 	pr_info("%d restore sndbuf %d rcv buf %d\n", sk, soe->so_sndbuf, soe->so_rcvbuf);
@@ -90,6 +90,16 @@ int restore_socket_opts(int sk, SkOptsEntry *soe)
 		pr_debug("\trestore mark %d for socket\n", soe->so_mark);
 		ret |= restore_opt(sk, SOL_SOCKET, SO_MARK, &soe->so_mark);
 	}
+	if (soe->has_so_passcred && soe->so_passcred) {
+		val = 1;
+		pr_debug("\tset passcred for socket\n");
+		ret |= restore_opt(sk, SOL_SOCKET, SO_PASSCRED, &val);
+	}
+	if (soe->has_so_passsec && soe->so_passsec) {
+		val = 1;
+		pr_debug("\tset passsec for socket\n");
+		ret |= restore_opt(sk, SOL_SOCKET, SO_PASSSEC, &val);
+	}
 
 	tv.tv_sec = soe->so_snd_tmo_sec;
 	tv.tv_usec = soe->so_snd_tmo_usec;
@@ -148,6 +158,14 @@ int dump_socket_opts(int sk, SkOptsEntry *soe)
 	soe->reuseaddr = val ? true : false;
 	soe->has_reuseaddr = true;
 
+	ret |= dump_opt(sk, SOL_SOCKET, SO_PASSCRED, &val);
+	soe->has_so_passcred = true;
+	soe->so_passcred = val ? true : false;
+
+	ret |= dump_opt(sk, SOL_SOCKET, SO_PASSSEC, &val);
+	soe->has_so_passsec = true;
+	soe->so_passsec = val ? true : false;
+
 	return ret;
 }
 

test/zdtm/live/static/sock_opts00.c

@@ -12,7 +12,7 @@ const char *test_author	= "Pavel Emelyanov <xemul@parallels.com>";
 #define TEST_PORT 59687
 #define TEST_ADDR INADDR_ANY
 
-#define NOPTS	3
+#define NOPTS	5
 
 int main(int argc, char ** argv)
 {
@@ -22,6 +22,8 @@ int main(int argc, char ** argv)
 	vname[0] = SO_PRIORITY;
 	vname[1] = SO_RCVLOWAT;
 	vname[2] = SO_MARK;
+	vname[3] = SO_PASSCRED;
+	vname[4] = SO_PASSSEC;
 
 	test_init(argc, argv);