Update DFC documentation w/ troubleshooting guide

Change-Id: Ia4c3a48fce99ee409c6f012d3ab5e3fca84f1ffc
Issue-ID: DCAEGEN2-1443
Signed-off-by: maximesson <maxime.bonneau@est.tech>
diff --git a/docs/sections/services/dfc/delivery.rst b/docs/sections/services/dfc/delivery.rst
index b2d9425..02494ab 100644
--- a/docs/sections/services/dfc/delivery.rst
+++ b/docs/sections/services/dfc/delivery.rst
@@ -7,14 +7,24 @@
 Docker Container

 ----------------

 

-**datafile** is delivered as a docker container. The latest onap automatically built version can be downloaded from nexus:

+DFC is delivered as a docker container. The latest released version (Dublin) can be downloaded from nexus:

 

-    ``docker run -d -p 8100:8100 -p 8433:8433

-    nexus3.onap.org:10001/onap/org.onap.dcaegen2.collectors.datafile.datafile-app-server:latest``

+    ``docker pull nexus3.onap.org:10001/onap/org.onap.dcaegen2.collectors.datafile.datafile-app-server:1.1.2``

+

+For another version, it is possible to replace the tag '1.1.2' with any version that seems suitable. Available images

+are visible following this `link`_.

+

+.. _link https://nexus3.onap.org/#browse/search=keyword%3D*datafile*

 

 

-Another option is to pull the container first, and then run it with the image ID:

+ONAP Gerrit

+-----------

 

-    ``docker pull nexus3.onap.org:10001/onap/org.onap.dcaegen2.collectors.datafile.datafile-app-server:latest``

-    ``docker images | grep 'datafile'``

-    ``docker run -d -p 8100:8100 -p 8433:8433 <image ID>``
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+It is possible to clone the Gerrit repository of DFC with at this `link`_. Choose your preferred settings (ssh, http or

+https, with or without hook) and run the command in your terminal.

+

+.. _link https://gerrit.onap.org/r/#/admin/projects/dcaegen2/collectors/datafile

+

+If using Cloudify to deploy DFC, the blueprints are needed, and can be found `here`_.

+

+.. _here https://gerrit.onap.org/r/gitweb?p=dcaegen2/platform/blueprints.git;a=blob;f=blueprints/reference_templates/k8s-datafile-collector.yaml-template;h=17d2aedec131154b4f5f84a08a099b0364b1e627;hb=HEAD
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