Test and works

greengo.yaml

@@ -18,10 +18,9 @@ Lambdas:
       Pinned: True # Set True for long-lived functions
       Environment:
         AccessSysfs: False
-        # TODO: add access to local file system for input
-        # ResourceAccessPolicies:
-          # - ResourceId: /vagrant/input
-          #  Permission: 'rw'
+        ResourceAccessPolicies:
+          - ResourceId: resource_1_path_to_input
+            Permission: 'rw'
         Variables:
            WATCH_PATTERN: /input/*.jpeg
 
@@ -37,6 +36,16 @@ Lambdas:
         Variables:
            INTERVAL: '5'
 
+Resources:
+    # Resource as defined at http://boto3.readthedocs.io/en/latest/reference/services/greengrass.html#Greengrass.Client.create_resource_definition_version
+  - Name: path_to_input
+    Id: resource_1_path_to_input
+    LocalVolumeResourceData:
+      SourcePath: /images
+      DestinationPath: /input
+      GroupOwnerSetting:
+        AutoAddGroupOwner: True
+
 # Subscriptions: # not implemented
   # - Source: Lambda::GreengrassImageClassification
   #   Subject: hello/world

scripts/install.sh

@@ -11,11 +11,20 @@ wget -O /vagrant/downloads/root.ca.pem http://www.symantec.com/content/en/us/ent
 # Copy greengrass binaries
 sudo tar -xzf /vagrant/downloads/greengrass-ubuntu-x86-64-1.5.0.tar.gz -C /
 
+# Install ML inference dependencies (MXNet)
+sudo apt-get install -y python-pip python-dev gcc
+sudo pip install mxnet
+sudo apt-get install -y python-opencv
+
 # Copy certificates and configurations
 sudo cp /vagrant/certs/* /greengrass/certs
 sudo cp /vagrant/config/* /greengrass/config
 sudo cp /vagrant/downloads/root.ca.pem /greengrass/certs
 
+# Create a source for images to map into the Lambda space later
+sudo mkdir /images
+sudo chown ggc_user:ggc_group /images
+
 # Back up group.json - you'll thank me later
 sudo cp /greengrass/ggc/deployment/group/group.json /greengrass/ggc/deployment/group/group.json.orig