Merge pull request #5 from Manevolent/internal-networking

Add support for various other common docker network models

docker/networks/internal

@@ -1,3 +1,4 @@
+{{ if eq "macvlan" "${network_mode:-macvlan}" }}
     driver: macvlan
     driver_opts:
       parent: ${internal_interface}
@@ -6,3 +7,15 @@
       config:
         - subnet: ${internal_subnet}
           gateway: ${internal_gateway}
+{{ else if eq "host" "${network_mode:-direct}" }}
+    driver: host
+{{ else if eq "bridge" "${network_mode:-direct}" }}
+    driver: bridge
+    driver_opts:
+      com.docker.network.enable_ipv6: "${ipv6_enabled:-false}"
+{{ else if eq "overlay" "${network_mode:-direct}" }}
+    driver: overlay
+    driver_opts:
+      com.docker.network.enable_ipv6: "${ipv6_enabled:-false}"
+{{ end }}
+