diff --git a/.github/workflows/smoke/build.sh b/.github/workflows/smoke/build.sh
index 71ca9de..2841b8d 100755
--- a/.github/workflows/smoke/build.sh
+++ b/.github/workflows/smoke/build.sh
@@ -10,7 +10,10 @@ mkdir ./build
 
     cp ../../../../nebula .
     cp ../../../../nebula-cert .
-    cp ../*.yml .
+
+    HOST="lighthouse1" AM_LIGHTHOUSE=true ../genconfig.sh >lighthouse1.yml
+    HOST="host2" LIGHTHOUSES="192.168.100.1 172.17.0.2:4242" ../genconfig.sh >host2.yml
+    HOST="host3" LIGHTHOUSES="192.168.100.1 172.17.0.2:4242" ../genconfig.sh >host3.yml
 
     ./nebula-cert ca -name "Smoke Test"
     ./nebula-cert sign -name "lighthouse1" -ip "192.168.100.1/24"
diff --git a/.github/workflows/smoke/genconfig.sh b/.github/workflows/smoke/genconfig.sh
new file mode 100755
index 0000000..cc9a3f2
--- /dev/null
+++ b/.github/workflows/smoke/genconfig.sh
@@ -0,0 +1,60 @@
+#!/bin/sh
+
+set -e
+
+
+if [ "$STATIC_HOSTS" ] || [ "$LIGHTHOUSES" ]
+then
+  echo "static_host_map:"
+  echo "$STATIC_HOSTS" | while read -r NEBULA_IP STATIC
+  do
+    [ -z "$NEBULA_IP" ] || echo "  '$NEBULA_IP': ['$STATIC']"
+  done
+  echo "$LIGHTHOUSES" | while read -r NEBULA_IP STATIC
+  do
+    [ -z "$NEBULA_IP" ] || echo "  '$NEBULA_IP': ['$STATIC']"
+  done
+  echo
+fi
+
+lighthouse_hosts() {
+  if [ "$LIGHTHOUSES" ]
+  then
+    echo
+    echo "$LIGHTHOUSES" | while read -r NEBULA_IP STATIC
+    do
+      echo "    - '$NEBULA_IP'"
+    done
+  else
+    echo "[]"
+  fi
+}
+
+cat <<EOF
+pki:
+  ca: /ca.crt
+  cert: /${HOST}.crt
+  key: /${HOST}.key
+
+lighthouse:
+  am_lighthouse: ${AM_LIGHTHOUSE:-false}
+  hosts: $(lighthouse_hosts)
+
+listen:
+  host: 0.0.0.0
+  port: ${LISTEN_PORT:-4242}
+
+tun:
+  dev: ${TUN_DEV:-nebula1}
+
+firewall:
+  outbound:
+    - port: any
+      proto: any
+      host: any
+
+  inbound:
+    - port: any
+      proto: any
+      host: any
+EOF
diff --git a/.github/workflows/smoke/host2.yml b/.github/workflows/smoke/host2.yml
deleted file mode 100644
index 68708d2..0000000
--- a/.github/workflows/smoke/host2.yml
+++ /dev/null
@@ -1,31 +0,0 @@
-pki:
-  ca: /ca.crt
-  cert: /host2.crt
-  key: /host2.key
-
-static_host_map:
-  "192.168.100.1": ["172.17.0.2:4242"]
-
-lighthouse:
-  am_lighthouse: false
-  interval: 60
-  hosts:
-    - "192.168.100.1"
-
-listen:
-  host: 0.0.0.0
-  port: 4242
-
-tun:
-  dev: nebula1
-
-firewall:
-  outbound:
-    - port: any
-      proto: any
-      host: any
-
-  inbound:
-    - port: any
-      proto: any
-      host: any
diff --git a/.github/workflows/smoke/host3.yml b/.github/workflows/smoke/host3.yml
deleted file mode 100644
index 66fb2cd..0000000
--- a/.github/workflows/smoke/host3.yml
+++ /dev/null
@@ -1,31 +0,0 @@
-pki:
-  ca: /ca.crt
-  cert: /host3.crt
-  key: /host3.key
-
-static_host_map:
-  "192.168.100.1": ["172.17.0.2:4242"]
-
-lighthouse:
-  am_lighthouse: false
-  interval: 60
-  hosts:
-    - "192.168.100.1"
-
-listen:
-  host: 0.0.0.0
-  port: 4242
-
-tun:
-  dev: nebula1
-
-firewall:
-  outbound:
-    - port: any
-      proto: any
-      host: any
-
-  inbound:
-    - port: any
-      proto: any
-      host: any
diff --git a/.github/workflows/smoke/lighthouse1.yml b/.github/workflows/smoke/lighthouse1.yml
deleted file mode 100644
index 2c5afd1..0000000
--- a/.github/workflows/smoke/lighthouse1.yml
+++ /dev/null
@@ -1,25 +0,0 @@
-pki:
-  ca: /ca.crt
-  cert: /lighthouse1.crt
-  key: /lighthouse1.key
-
-lighthouse:
-  am_lighthouse: true
-
-listen:
-  host: 0.0.0.0
-  port: 4242
-
-tun:
-  dev: nebula1
-
-firewall:
-  outbound:
-    - port: any
-      proto: any
-      host: any
-
-  inbound:
-    - port: any
-      proto: any
-      host: any