Add nmap sample

Signed-off-by: Alex Ellis <alexellis2@gmail.com>

prometheus/alert.rules

@@ -1,16 +0,0 @@
-ALERT service_down
-  IF up == 0
-
-ALERT APIHighInvocationRate
-  IF sum ( rate(gateway_function_invocation_total{code="200"}[10s]) ) by (function_name) > 5 
-  FOR 5s
-  LABELS {
-    service = "gateway",
-    severity = "major",
-    value = "{{$value}}"
-  }
-  ANNOTATIONS {
-    summary = "High invocation total on {{ $labels.instance }}",
-    description =  "High invocation total on {{ $labels.instance }}"
-  } 
-

sample-functions/Nmap/Dockerfile

@@ -0,0 +1,8 @@
+FROM functions/alpine:latest
+
+RUN apk add --no-cache nmap
+
+ENV fprocess="xargs nmap"
+
+
+CMD ["fwatchdog"]

sample-functions/samples.yml

@@ -83,3 +83,8 @@ functions:
     handler: ./WordCountFunction
     image: functions/wordcount:latest
 
+  nmap:
+    lang: Dockerfile
+    handler: ./Nmap
+    image: functions/nmap:0.1
+