flush handlers and rerun setup to get new IP addresses as facts before proceeding

Change-Id: Icc0031ff8c88968ed6bec3118474b702a1f9b152
diff --git a/tasks/Debian.yml b/tasks/Debian.yml
index 132785a..52d7e9f 100644
--- a/tasks/Debian.yml
+++ b/tasks/Debian.yml
@@ -13,7 +13,6 @@
     update_cache: true
     cache_valid_time: 3600
 
-
 - name: Enable sysctl for IPv4 forwarding
   sysctl:
     name: net.ipv4.ip_forward
diff --git a/tasks/main.yml b/tasks/main.yml
index b0498a0..855c7fe 100644
--- a/tasks/main.yml
+++ b/tasks/main.yml
@@ -9,3 +9,9 @@
 
 - name: include OS-specific tasks
   include_tasks: "{{ ansible_os_family }}.yml"
+
+- name: Flush handlers to set up network
+  meta: flush_handlers
+
+- name: Re-run setup so facts reflect new IP addresses
+  setup:
diff --git a/templates/nftables.conf.j2 b/templates/nftables.conf.j2
index d24b47f..95c1439 100644
--- a/templates/nftables.conf.j2
+++ b/templates/nftables.conf.j2
@@ -8,25 +8,28 @@
 
 # Primary rules
 table inet filter {
-	chain input {
-		type filter hook input priority 0;
-	}
-	chain forward {
-		type filter hook forward priority 0;
-	}
-	chain output {
-		type filter hook output priority 0;
-	}
+  chain input {
+    type filter hook input priority 0;
+  }
+  chain forward {
+    type filter hook forward priority 0;
+  }
+  chain output {
+    type filter hook output priority 0;
+  }
 }
 
 # NAT
 table ip nat {
-	chain prerouting {
-		type nat hook prerouting priority -100;
-	}
+  chain prerouting {
+    type nat hook prerouting priority -100;
+  }
 
-	chain postrouting {
-		type nat hook postrouting priority 100;
-		oifname "{{ netprep_nat_if }}" masquerade;
-	}
+  chain postrouting {
+    type nat hook postrouting priority 100;
+    oifname "{{ netprep_nat_if }}" masquerade;
+{% if netprep_nftables_nat_postrouting %}
+{{ netprep_nftables_nat_postrouting | indent(width=4) }}
+{% endif %}
+  }
 }