diff --git a/.travis.yml b/.travis.yml
index 2069928..ae4d2c1 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -9,16 +9,28 @@ notifications:
 
 
 install:
-  # See Dockerfile
-#- pip install git+https://github.com/HASTE-project/HarmonicPE.git@master
-#- pip install git+https://github.com/HASTE-project/windowed-conformal-model.git@master
-#- pip install git+https://github.com/HASTE-project/HasteStorageClient.git@v0.8
+# See Dockerfile
+
+# Checkout and install Harmonic PE (latest):
+- git clone https://github.com/HASTE-project/HarmonicPE.git
+- cd HarmonicPE
+- git checkout master
+- pip3 install .
+- cd ..
+
+# Checkout and install the The Windowed Conformal Model (latest):
+# This needs to use -e for the .npy files.
+- git clone https://github.com/HASTE-project/windowed-conformal-model.git
+- cd windowed-conformal-model
+- git checkout master
+- pip3 install -e .
+- cd ..
 
 - pip install .
 
 # Tests broken on Travis
 script:
-- pytest test2
+- pytest tests
 
 before_deploy:
 - docker build --no-cache=true -t "benblamey/haste-image-proc:latest" .
diff --git a/Dockerfile b/Dockerfile
index a066acc..36e358d 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -5,34 +5,28 @@ FROM python:3.6.3
 WORKDIR /app
 
 # GOTCHA: git clone gets cached - use --no-cache !!
-# https://github.com/moby/moby/issues/1996
-# https://stackoverflow.com/questions/36996046/
+
+# Install dependendencies not on PyPI:
 
 # Checkout and install Harmonic PE (latest):
 RUN git clone https://github.com/HASTE-project/HarmonicPE.git;cd /app/HarmonicPE;git checkout master;pip3 install .
 
-# Checkout and install the Haste Storage Client (specific version):
-#RUN git clone https://github.com/HASTE-project/HasteStorageClient.git;cd /app/HasteStorageClient;git checkout v0.8;pip3 install -e .
-
 # Checkout and install the The Windowed Conformal Model (latest):
-# This needs to use -e for the npy files.
+# This needs to use -e for the .npy files.
 RUN git clone https://github.com/HASTE-project/windowed-conformal-model.git;cd /app/windowed-conformal-model;git checkout master;pip3 install -e .
 
-# Install packages for image analysis
-# TODO: use setup.py for dependencies.
-#RUN pip3 install numpy
-#RUN pip3 install Pillow
-#RUN pip3 install scikit-image
-
 # TODO investigate installing scikit-sparse here?
 #RUN conda install -c conda-forge scikit-sparse
 
-# Make port 80 available (required for the listening daemon)
-EXPOSE 80
 
 COPY haste_processing_node /app/haste_processing_node
 
+# Install dependendencies from setup.py:
+
 COPY setup.py /app/setup.py
 RUN pip3 install /app
 
-CMD ["python", "-m", "haste_processing_node.function"]
\ No newline at end of file
+# Make port 80 available (required for the listening daemon)
+EXPOSE 80
+
+CMD ["python", "-m", "haste_processing_node.function"]
diff --git a/haste_processing_node/function.py b/haste_processing_node/function.py
index ec515ea..4aec69d 100644
--- a/haste_processing_node/function.py
+++ b/haste_processing_node/function.py
@@ -1,11 +1,11 @@
 from harmonicPE.daemon import listen_for_tasks
 
 from haste_processing_node.image_analysis.image_analysis import extract_features
-from .haste_storage_client_cache import get_storage_client
+from .haste_storage_client_cache import get_storage_client_az_lnp, get_storage_client_vironova
 from .simulator_messages import split_metadata_and_data
 
 # This constant seems to be specific to the microscope/AZN
-GREEN_COLOR_CHANNEL = 2
+AZN_LNP_GREEN_COLOR_CHANNEL = 2
 
 
 # TODO: This will break on MACOSX (see HIO code for fix)
@@ -17,20 +17,30 @@ def process_data(message_bytes):
 
     metadata, image_bytes = split_metadata_and_data(message_bytes)
 
-    extracted_features = extract_image_features(metadata, image_bytes)
-
-    # TODO: rename to 'course_features' or 'features_level_0' ?
-    metadata['extracted_features'] = extracted_features
-
-    # metadata['containerID'] = hostname
-
     # Get a storage client for the cache, and use it to save the blob and all metadata:
     stream_id = metadata.pop('stream_id')  # Identifies the data in storage - across all processing nodes. Required.
     timestamp_cloud_edge = metadata.pop('timestamp')  # Required
     location = metadata.pop('location', None)  # Optional
     substream_id = metadata.pop('substream_id', None)  # Optional
 
-    haste_storage_client = get_storage_client(stream_id)
+    if metadata.get('tag', None) == 'vironova':
+        # Vironova image stream
+        extracted_features = extract_features(image_bytes)
+        haste_storage_client = get_storage_client_vironova(stream_id)
+
+    else:
+        # Assume AZ LNP dataset (from simulator)
+        # TODO: simulator should send a 'tag'
+        # Use a client with the conformal prediction
+        haste_storage_client = get_storage_client_az_lnp(stream_id)
+        if metadata.get('color_channel', None) == AZN_LNP_GREEN_COLOR_CHANNEL:
+            extracted_features = extract_features(image_bytes)
+        else:
+            extracted_features = {}
+
+    # TODO: rename to 'course_features' or 'features_level_0' ?
+    metadata['extracted_features'] = extracted_features
+    # metadata['containerID'] = hostname
 
     haste_storage_client.save(timestamp_cloud_edge,
                               location,
@@ -41,13 +51,6 @@ def process_data(message_bytes):
     print('saved to storage!', flush=True)
 
 
-def extract_image_features(metadata, image_bytes):
-    if (metadata.get('color_channel', None) == GREEN_COLOR_CHANNEL) or metadata.get('tag', None) == 'vironova':
-        return extract_features(image_bytes)
-    else:
-        return {}
-
-
 # TODO: add toy example with local image to run extraction locally.
 
 
diff --git a/haste_processing_node/haste_storage_client_cache.py b/haste_processing_node/haste_storage_client_cache.py
index 2806746..1c002d7 100644
--- a/haste_processing_node/haste_storage_client_cache.py
+++ b/haste_processing_node/haste_storage_client_cache.py
@@ -6,7 +6,8 @@
 import os.path
 import urllib.request
 
-haste_storage_clients = {}
+haste_storage_clients_az_lnp = {}
+haste_storage_clients_vironova = {}
 
 
 def __get_magic_haste_client_config_from_server(host):
@@ -39,8 +40,9 @@ def __get_haste_storage_client_config():
     print('failed reading config from all locations', flush=True)
 
 
-def get_storage_client(stream_id):
-    if stream_id not in haste_storage_clients:
+def get_storage_client_az_lnp(stream_id):
+    # For the Vironova dataset, streamed from microscope.
+    if stream_id not in haste_storage_clients_az_lnp:
         haste_storage_client_config = __get_haste_storage_client_config()
 
         model = ConformalInterestingnessModel()
@@ -52,11 +54,32 @@ def get_storage_client(stream_id):
 
         print('creating client for stream ID: ' + stream_id, flush=True)
 
-        haste_storage_clients[stream_id] = client
+        haste_storage_clients_az_lnp[stream_id] = client
 
     # TODO: only cache N clients.
 
-    return haste_storage_clients[stream_id]
+    return haste_storage_clients_az_lnp[stream_id]
+
+
+def get_storage_client_vironova(stream_id):
+    if stream_id not in haste_storage_clients_vironova:
+        haste_storage_client_config = __get_haste_storage_client_config()
+
+        # Default to 1.0
+        model = None
+
+        client = HasteStorageClient(stream_id,
+                                    config=haste_storage_client_config,
+                                    interestingness_model=model,
+                                    storage_policy=[(0.0, 1.0, OS_SWIFT_STORAGE)])  # discard blobs which don't match the policy.
+
+        print('creating client for stream ID: ' + stream_id, flush=True)
+
+        haste_storage_clients_az_lnp[stream_id] = client
+
+    # TODO: only cache N clients.
+
+    return haste_storage_clients_az_lnp[stream_id]
 
 
 if __name__ == '__main__':
diff --git a/test2/test_foo2.py b/test2/test_foo2.py
index 0a5f5de..28fe360 100644
--- a/test2/test_foo2.py
+++ b/test2/test_foo2.py
@@ -1,2 +1,5 @@
+
+# The tests don't work on TravisCI -- so use this dummy test instead.
+
 def test_foo():
     assert True
\ No newline at end of file
diff --git a/tests/test_function.py b/tests/test_function.py
index 0a4377a..2a2ee32 100644
--- a/tests/test_function.py
+++ b/tests/test_function.py
@@ -1,5 +1,5 @@
 import pytest
-from haste_processing_node.function import process_data, extract_image_features
+from haste_processing_node.function import process_data, extract_features
 import pickle
 import time
 
@@ -29,6 +29,5 @@ def test_extract_image_features():
     image_bytes = bytes(fh.read())
     fh.close()
 
-    extracted_features = extract_image_features({'location': (12.34, 56.78),
-                                                 'image_length_bytes': len(image_bytes)}, image_bytes)
+    extracted_features = extract_features(image_bytes)
     print(extracted_features)