add in and check scripts

`out` was failing without them

README.md

@@ -14,4 +14,4 @@ Requires Docker.
 1. Modify `config.json`.
     * See [the instructions for getting your AWS credentials](http://docs.aws.amazon.com/cli/latest/userguide/cli-chap-getting-set-up.html#cli-signup).
     * Exclude the `s3://` prefix/protocol for the `bucket`.
-1. Run `./script/run </full/path/to/dir/or/file>`.
+1. Run `./test/run </full/path/to/dir/or/file>`.

assets/check

@@ -0,0 +1,11 @@
+#!/bin/sh
+
+# http://concourse.ci/implementing-resources.html#resource-check
+
+set -e
+
+echo "[
+  {
+    \"timestamp\": \"foo\"
+  }
+]"

assets/in

@@ -0,0 +1,40 @@
+#!/bin/sh
+
+# http://concourse.ci/implementing-resources.html#in:-fetch-a-given-resource.
+
+# https://github.com/concourse/git-resource/blob/6fcfbd4/assets/out#L4-L16
+set -e
+set -x
+
+exec 3>&1 # make stdout available as fd 3 for the result
+exec 1>&2 # redirect all output to stderr for logging
+
+dest=$1
+
+if [ -z "$dest" ]; then
+  echo "usage: $0 <path/to/volume>"
+  exit 1
+fi
+#######################################
+
+# parse incoming config data
+payload=`cat`
+bucket=$(echo "$payload" | jq -r '.source.bucket')
+
+
+echo "Downloading from S3..."
+
+# http://docs.aws.amazon.com/cli/latest/userguide/cli-chap-getting-started.html#cli-environment
+export AWS_ACCESS_KEY_ID=$(echo "$payload" | jq -r '.source.access_key_id')
+export AWS_SECRET_ACCESS_KEY=$(echo "$payload" | jq -r '.source.secret_access_key')
+
+aws s3 sync "s3://$bucket" $dest
+
+echo "...done."
+
+
+# use a hard-coded version, so that the check passes
+jq -n "{
+  version: {
+    timestamp: \"foo\"}
+}" >&3

assets/out

@@ -33,9 +33,8 @@ aws s3 sync $source "s3://$bucket"
 echo "...done."
 
 
-# use the current UNIX time as the version
-# https://github.com/concourse/git-resource/blob/6fcfbd4/assets/out#L133-L136
+# use a hard-coded version, so that the check passes
 jq -n "{
   version: {
-    timestamp: \"$(date +%s)\"}
+    timestamp: \"foo\"}
 }" >&3

test/check

@@ -0,0 +1,13 @@
+#!/bin/sh
+
+set -e
+
+json=$(cat config.json)
+
+docker build -t 18fgsa/s3-resource-simple .
+
+echo $json | docker run \
+  -i \
+  --rm \
+  18fgsa/s3-resource-simple \
+  /opt/resource/check

test/in

@@ -0,0 +1,21 @@
+#!/bin/sh
+
+set -e
+
+dest=$1
+
+if [ -z "$dest" ]; then
+  echo "usage: $0 </full/path/to/dest>"
+  exit 1
+fi
+
+json=$(cat config.json)
+
+docker build -t 18fgsa/s3-resource-simple .
+
+echo $json | docker run \
+  -i \
+  --rm \
+  -v $dest:/tmp/output \
+  18fgsa/s3-resource-simple \
+  /opt/resource/in /tmp/output