add: template shadowed netns

ss2netns@.service

@@ -0,0 +1,16 @@
+[Unit]
+Description=Turn %i shadowsocks into network namespace
+BindsTo=systemd-netns@shadowed.service
+After=systemd-netns@shadowed.service
+Wants=dns4netns@shadowed.service propnetnsup@shadowed.service
+Before=dns4netns@shadowed.service propnetnsup@shadowed.service
+PropagatesStopTo=systemd-netns@shadowed.service dns4netns@shadowed.service propnetnsup@shadowed.service
+PropagatesReloadTo=dns4netns@shadowed.service propnetnsup@shadowed.service
+
+
+[Service]
+Type=exec
+ExecStart=/usr/bin/ssservice local --log-without-time --protocol tun --tun-interface-name eth0 --config /etc/shadowsocks/%I.json 
+PrivateTmp = true
+LogNamespace=shadowednetns
+