Fix run env vars passed in via command line to test locally and updated docs to match.

examples/checker/Dockerfile

@@ -1,7 +1,7 @@
 FROM funcy/ruby:dev
 
 WORKDIR /function
-ADD Gemfile /function/
+ADD Gemfile* /function/
 RUN bundle install
 
 ADD . /function/

examples/checker/VERSION

@@ -1 +0,0 @@
-0.0.1

examples/checker/build.sh

@@ -1,5 +0,0 @@
-#!/bin/bash
-set -ex
-
-# build image
-docker build -t username/func-checker .

examples/checker/func.yaml

@@ -1,3 +1,4 @@
 name: username/func-checker
-build:
-  - ./build.sh
+version: 0.0.1
+entrypoint: ruby function.rb
+runtime: ruby

examples/checker/function.rb

@@ -1,6 +1,11 @@
 require 'json'
+require 'uri'
+
+puts "Running checker..."
 
 payload = STDIN.read
+puts "payload #{payload}"
+p ENV
 if payload != ""
   payload = JSON.parse(payload)
   
@@ -13,4 +18,24 @@ if payload != ""
     end 
   end
   puts "all good"
-end
+end
+
+# Also check for expected env vars: https://gitlab.oracledx.com/odx/functions/blob/master/docs/writing.md#inputs
+e = ENV["REQUEST_URL"]
+puts e
+uri = URI.parse(e)
+if !uri.scheme.start_with?('http') 
+  raise "invalid REQUEST_URL, does not start with http"
+end
+e = ENV["METHOD"]
+if !(e == "GET" || e == "POST" || e == "DELETE" || e == "PATCH" || e == "PUT")
+  raise "Invalid METHOD: #{e}"
+end
+e = ENV["APP_NAME"]
+if e == nil || e == ''
+  raise "No APP_NAME found"
+end
+e = ENV["ROUTE"]
+if e == nil || e == ''
+  raise "No ROUTE found"
+end

examples/checker/test.sh

@@ -1,9 +1,8 @@
 #!/bin/bash
-set -x
-
-./build.sh
+set -ex
 
 PAYLOAD='{"env_vars": {"FOO": "bar"}}'
 
 # test it
-echo $PAYLOAD | docker run --rm -i -e TEST=1 -e FOO=bar username/func-checker
+: ${FN:="fn"}
+echo $PAYLOAD | $FN run -e FOO=bar