Skip ip rule errors for now

Signed-off-by: Adrien Gallouët <adrien@gallouet.fr>

src/iface.c

@@ -1,6 +1,7 @@
 #include "common.h"
 
 #include "str.h"
+#include "iface.h"
 
 #include <sys/ioctl.h>
 #include <net/if.h>

systemd/glorytun-run

@@ -20,9 +20,9 @@ if [ -n "$HOST" ]; then
 	fi
 	if [ -z "$BIND" ]; then
 		BIND=$(ip route get "$HOST" | awk '/src/{getline;print $0}' RS=' ')
-		ip rule add from "$BIND" table main pref "$((PREF-1))"
+		ip rule add from "$BIND" table main pref "$((PREF-1))" || true
 	fi
-	ip rule add from all table 200 pref "$PREF"
+	ip rule add from all table 200 pref "$PREF" || true
 fi
 
 exec glorytun \

systemd/glorytun-setup

@@ -28,6 +28,7 @@ mkdir -p /etc/glorytun
 
 cat > /etc/glorytun/"$NAME" <<EOF
 ${HOST:+HOST="$HOST"}
+MTU_AUTO=yes
 EOF
 
 ( umask 077; echo "$KEY" > /etc/glorytun/"$NAME".key )

systemd/glorytun@.service.in

@@ -6,7 +6,7 @@ After=network.target
 Type=simple
 Restart=always
 ExecStart=@bindir@/glorytun-run /etc/glorytun/%i
-CapabilityBoundingSet=CAP_NET_ADMIN
+CapabilityBoundingSet=CAP_NET_ADMIN CAP_NET_RAW
 
 [Install]
 WantedBy=multi-user.target