Check spelling in rst files

It fixes a few typos too and installs enchant in TravisCI and CircleCI
jobs.

Change-Id: Id5dbf5f926edc8b0b4e4337d11bf63e21ea7e173
Signed-off-by: Cédric Ollivier <cedric.ollivier@orange.com>
(cherry picked from commit 83aa78773dd0fea7064b8fa9676c44c061dc5e66)

12 files changed, 177 insertions, 16 deletions

diff --git a/.circleci/config.yml b/.circleci/config.yml
index bfdd54dc6..54a686bd1 100644
--- a/.circleci/config.yml
+++ b/.circleci/config.yml
@@ -8,7 +8,7 @@ jobs:
       - checkout
       - run:
           name: Install dependendencies
-          command: sudo apt-get install python2.7-dev
+          command: sudo apt-get install python2.7-dev enchant
       - run:
           name: Run tox
           command: sudo pip install tox && tox
diff --git a/.travis.yml b/.travis.yml
index 0f0db3949..b627e97d1 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -9,7 +9,7 @@ addons:
       - libssl1.0.0
 
 before_script:
-  - sudo apt-get -y install qemu-user-static
+  - sudo apt-get -y install qemu-user-static enchant
   - sudo add-apt-repository -y ppa:deadsnakes/ppa
   - sudo apt-get update
   - sudo apt-get install python3.6 python3.6-dev
diff --git a/docs/conf.py b/docs/conf.py
index 2be6a5ab7..7a8d1858d 100644
--- a/docs/conf.py
+++ b/docs/conf.py
@@ -175,3 +175,5 @@ texinfo_documents = [
      'One line description of project.',
      'Miscellaneous'),
 ]
+
+spelling_word_list_filename = 'spelling_wordlist.txt'
diff --git a/docs/release/release-notes/functest-release.rst b/docs/release/release-notes/functest-release.rst
index 1623a69e4..ad61beb68 100644
--- a/docs/release/release-notes/functest-release.rst
+++ b/docs/release/release-notes/functest-release.rst
@@ -106,7 +106,7 @@ Docker tag for hunter: hunter
 Documents
 ---------
 
- * Functests Guides: https://functest.readthedocs.io/en/stable-hunter/
+ * Functest Guides: https://functest.readthedocs.io/en/stable-hunter/
  * API Docs: https://functest-api.readthedocs.io/en/stable-hunter/
 
 Version change
diff --git a/docs/spelling_wordlist.txt b/docs/spelling_wordlist.txt
new file mode 100644
index 000000000..a04143a14
--- /dev/null
+++ b/docs/spelling_wordlist.txt
@@ -0,0 +1,157 @@
+ABot
+admin
+adminURL
+api
+auth
+backend
+barbican
+benchmarking
+Benchmarking
+bgpvpn
+cacerts
+chan
+ci
+Clearwater
+clearwaterims
+cloudify
+Cloudify
+conf
+config
+dashboarding
+defcore
+Defcore
+Deliverables
+dhcp
+dockerhub
+enduser
+env
+EnvironmentVariable
+epc
+fds
+frontend
+functest
+Functest
+guestbook
+Guestbook
+healthcheck
+Healthcheck
+http
+https
+hunter
+Hunter
+ims
+ini
+init
+interop
+Interop
+interoperability
+intra
+iptables
+Istio
+jenkins
+Joid
+juju
+Juju
+jumphost
+Jumphost
+kube
+kubernetes
+Kubernetes
+kvm
+linux
+metadata
+Metadata
+middleware
+multisite
+netready
+nfv
+nofeature
+noha
+nosdn
+octavia
+odl
+onboarding
+ons
+Opendaylight
+openims
+openstack
+Openstack
+opnfv
+orchestrator
+Orchestrator
+organised
+os
+ovs
+patrole
+Patrole
+plugin
+pre
+proxified
+Reachability
+reconnection
+redis
+refactored
+refstack
+Refstack
+repo
+resolv
+restapi
+Restconf
+runnable
+screenshot
+sdn
+sfc
+signalling
+singlevm
+src
+stor
+su
+subfolder
+subnet
+Subnet
+subnets
+sudo
+systemctl
+Telco
+tenantnetwork
+testcase
+testcases
+TLS
+toolchain
+txt
+un
+url
+userdata
+userid
+username
+usr
+util
+utils
+UUID
+vdb
+vepc
+vEPC
+verifier
+versioned
+vgpu
+vIMS
+Virtualised
+Virtualized
+vm
+VM
+vmready
+vmtp
+vnf
+Vnf
+vping
+vPing
+vRNC
+vrouter
+vRouter
+vyos
+wconsole
+wiki
+Workflow
+xrally
+xtesting
+yaml
diff --git a/docs/testing/user/configguide/configguide.rst b/docs/testing/user/configguide/configguide.rst
index 13a8b591a..f83c2d44a 100644
--- a/docs/testing/user/configguide/configguide.rst
+++ b/docs/testing/user/configguide/configguide.rst
@@ -196,9 +196,9 @@ Functest Dockers for Kubernetes deployment
 Docker images are available on the dockerhub:
 
   * opnfv/functest-kubernetes-core
-  * opnfv/functest-kubernetest-healthcheck
-  * opnfv/functest-kubernetest-smoke
-  * opnfv/functest-kubernetest-features
+  * opnfv/functest-kubernetes-healthcheck
+  * opnfv/functest-kubernetes-smoke
+  * opnfv/functest-kubernetes-features
 
 Preparing your environment
 ^^^^^^^^^^^^^^^^^^^^^^^^^^
@@ -265,7 +265,7 @@ Results shall be displayed as follows::
 Environment variables
 =====================
 
-Several environement variables may be specified:
+Several environment variables may be specified:
 
   * INSTALLER_IP=<Specific IP Address>
   * DEPLOY_SCENARIO=<vim>-<controller>-<nfv_feature>-<ha_mode>
diff --git a/docs/testing/user/configguide/prerequisites.rst b/docs/testing/user/configguide/prerequisites.rst
index c7b52dc54..dab4a9e6b 100644
--- a/docs/testing/user/configguide/prerequisites.rst
+++ b/docs/testing/user/configguide/prerequisites.rst
@@ -92,4 +92,4 @@ should thus be known. Ensure you can reach each node in the SUT, from the
 Jumphost using the 'ping' command using the respective IP address on the
 public/external network for each node in the SUT. The details of how to
 determine the needed IP addresses for each node in the SUT may vary according
-to the used installer and are therefore ommitted here.
+to the used installer and are therefore omitted here.
diff --git a/docs/testing/user/userguide/reporting.rst b/docs/testing/user/userguide/reporting.rst
index 7c8c48ece..8fad55d33 100644
--- a/docs/testing/user/userguide/reporting.rst
+++ b/docs/testing/user/userguide/reporting.rst
@@ -48,7 +48,7 @@ and features) corresponding to this scenario.
 All the testcases (X) listed in the table are runnable on os-odl_l2-nofeature
 scenarios.
 Please note that other test cases (e.g. sfc_odl, bgpvpn) need ODL configuration
-addons and, as a consequence, specific scenario.
+add-ons and, as a consequence, specific scenario.
 There are not considered as runnable on the generic odl_l2 scenario.
 
 
@@ -82,7 +82,7 @@ Therefore the scoring provides 3 types of indicators:
   * the maturity: if the percentage (scoring/target scoring * 100) is high, it
     means that all the tests are PASS
   * the stability: as the number of iteration is included in the calculation,
-    the pecentage can be high only if the scenario is run regularly (at least
+    the percentage can be high only if the scenario is run regularly (at least
     more than 4 iterations over the last 10 days in CI)
 
 In any case, the scoring is used to give feedback to the other projects and
diff --git a/docs/testing/user/userguide/test_overview.rst b/docs/testing/user/userguide/test_overview.rst
index e18e32748..8aa05fb21 100644
--- a/docs/testing/user/userguide/test_overview.rst
+++ b/docs/testing/user/userguide/test_overview.rst
@@ -18,7 +18,7 @@ The current list of test suites can be distributed over 5 main domains:
 Functest test suites are also distributed in the OPNFV testing categories:
 healthcheck, smoke, features, components, performance, VNF, Stress tests.
 
-All the Healthcheck and smoke tests of a given scenario must be succesful to
+All the Healthcheck and smoke tests of a given scenario must be successful to
 validate the scenario for the release.
 
 +-------------+---------------+------------+----------------------------------+
@@ -129,7 +129,7 @@ validate the scenario for the release.
 | VNF         | vnf           | cloudify   | Example of a real VNF deployment |
 |             |               | \_ims      | to show the NFV capabilities of  |
 |             |               |            | the platform. The IP Multimedia  |
-|             |               |            | Subsytem is a typical Telco test |
+|             |               |            | Subsystem is a typical Telco test|
 |             |               |            | case, referenced by ETSI.        |
 |             |               |            | It provides a fully functional   |
 |             |               |            | VoIP System                      |
@@ -224,7 +224,7 @@ and DEPLOY_SCENARIO) to automatically determine the valid test cases, for each
 given environment.
 
 A convenience Functest CLI utility is also available to simplify setting up the
-Functest evironment, management of the OpenStack environment (e.g. resource
+Functest environment, management of the OpenStack environment (e.g. resource
 clean-up) and for executing tests.
 The Functest CLI organised the testcase into logical Tiers, which contain in
 turn one or more testcases. The CLI allows execution of a single specified
diff --git a/docs/testing/user/userguide/troubleshooting.rst b/docs/testing/user/userguide/troubleshooting.rst
index 3e1d044b2..b00f38737 100644
--- a/docs/testing/user/userguide/troubleshooting.rst
+++ b/docs/testing/user/userguide/troubleshooting.rst
@@ -133,8 +133,8 @@ here::
     vPing_ssh- ERROR - Cannot establish connection to IP xxx.xxx.xxx.xxx. Aborting
 
 If this is displayed, stop the test or wait for it to finish, if you have used
-the special method of test invocation with specific supression of OpenStack
-resource clean-up, as explained earler. It means that the Container can not
+the special method of test invocation with specific suppression of OpenStack
+resource clean-up, as explained earlier. It means that the Container can not
 reach the Public/External IP assigned to the instance **opnfv-vping-2**. There
 are many possible reasons, and they really depend on the chosen scenario. For
 most of the ODL-L3 and ONOS scenarios this has been noticed and it is a known
@@ -158,7 +158,7 @@ container::
     ping <public IP>
 
 If the ping does not return anything, try to ping from the Host where the
-Docker container is running. If that solves the problem, check the iptable
+Docker container is running. If that solves the problem, check the iptables
 rules because there might be some rules rejecting ICMP or TCP traffic
 coming/going from/to the container.
 
diff --git a/test-requirements.txt b/test-requirements.txt
index db30c7f85..03bdde60d 100644
--- a/test-requirements.txt
+++ b/test-requirements.txt
@@ -15,3 +15,4 @@ bashate # Apache-2.0
 lfdocs-conf
 sphinx-opnfv-theme
 bandit
+sphinxcontrib-spelling
diff --git a/tox.ini b/tox.ini
index 54c45a6fd..87e1b9a84 100644
--- a/tox.ini
+++ b/tox.ini
@@ -30,6 +30,7 @@ commands =
   sphinx-build -W -n -b html docs docs/build/html
   sphinx-build -W -n -b linkcheck docs docs/_build/linkcheck
   sphinx-build -W -n -b html -c docs/lfreleng docs docs/_build/html
+  sphinx-build -W -b spelling -Dextensions=sphinxcontrib.spelling docs docs/_build/spellcheck
 
 [testenv:pep8]
 basepython = python2.7