Enable yamllint

Adds yamllint to the linters with a minimal configuration, some
rules are disabled to allow us to fix them in follow-ups, if
we agree on them.

Fixes invalid YAML file containing characters inside block.

Fixes few minor linting issues.

Change-Id: I936fe2c997597972d884c5fc62655d28e8aaf8c5

.yamllint

@@ -0,0 +1,20 @@
+extends: default
+ignore: |
+  .tox
+
+rules:
+  braces:
+    max-spaces-inside: 1
+    level: error
+  brackets:
+    max-spaces-inside: 1
+    level: error
+  comments-indentation: disable
+  document-start: disable
+  empty-lines:
+    max: 1
+    max-end: 2
+  indentation: disable
+  new-line-at-end-of-file: disable
+  line-length: disable
+  truthy: false

roles/ensure-go/tasks/install-go.yaml

@@ -9,7 +9,6 @@
     return_content: true
   register: go_archive_checksum
 
-
 - name: Download go archive
   get_url:
     url: "https://dl.google.com/go/go{{ go_version }}.{{ go_os }}-{{ go_arch }}.tar.gz"

roles/fetch-sphinx-tarball/tasks/pdf.yaml

@@ -48,7 +48,6 @@
         loop_var: zj_pdf
       when: zj_pdf.stat.exists
 
-
     - name: Return PDF artifact to Zuul
       zuul_return:
         data:

roles/tox/library/test-cases/pylint_output_colored.yaml

@@ -1,11 +1,12 @@
 ---
 workdir: .
-output: |
-  tests/__init__.py:2808:8: E1120: No value for argument 'get_storage_profile_id' in method call (no-value-for-parameter)
-  tests/__init__.py:2808:8: E1120: No value for argument 'select_ds_for_volume' in method call (no-value-for-parameter)
-  tests/__init__.py:2812:8: E1120: No value for argument 'get_adapter_type' in method call (no-value-for-parameter)
-  tests/__init__.py:2812:8: E1120: No value for argument 'get_disk_type' in method call (no-value-for-parameter)
-  tests/__init__.py:2812:8: E1120: No value for argument 'vops' in method call (no-value-for-parameter)
+output: "\
+  tests/__init__.py:2808:8: E1120: \e[1;31mNo value for argument 'get_storage_profile_id' in method call\e[0m (\e[1;31mno-value-for-parameter\e[0m)\n\
+  tests/__init__.py:2808:8: E1120: \e[1;31mNo value for argument 'select_ds_for_volume' in method call\e[0m (\e[1;31mno-value-for-parameter\e[0m)\n\
+  tests/__init__.py:2812:8: E1120: \e[1;31mNo value for argument 'get_adapter_type' in method call\e[0m (\e[1;31mno-value-for-parameter\e[0m)\n\
+  tests/__init__.py:2812:8: E1120: \e[1;31mNo value for argument 'get_disk_type' in method call\e[0m (\e[1;31mno-value-for-parameter\e[0m)\n\
+  tests/__init__.py:2812:8: E1120: \e[1;31mNo value for argument 'vops' in method call\e[0m (\e[1;31mno-value-for-parameter\e[0m)\n\
+  "
 comments:
   tests/__init__.py:
     - line: 2808
@@ -18,4 +19,3 @@ comments:
       message: "E1120: No value for argument 'get_disk_type' in method call (no-value-for-parameter)"
     - line: 2812
       message: "E1120: No value for argument 'vops' in method call (no-value-for-parameter)"
-

test-playbooks/base-roles/fetch-subunit-output.yaml

@@ -84,7 +84,6 @@
         fi
         exit $GLOBAL_RESULT
 
-
 # The following test(s) require(s) the previous playbook
 - name: Run the fetch-subunit-output role with multiple subunits
   hosts: all

test-requirements.txt

@@ -2,6 +2,7 @@
 # of appearance. Changing the order has an impact on the overall integration
 # process, which may cause wedges in the gate later.
 flake8
+yamllint>=1.23.0
 
 # We need to pin the ansible version directly here; per the
 # deprecation policy it should trail the version used by Zuul by 4

tox.ini

@@ -39,6 +39,7 @@ setenv =
 whitelist_externals = bash
 commands =
   flake8 {posargs}
+  yamllint -s -f parsable .
   bash -c "find playbooks -type f -regex '.*.ya?ml' ! -regex '.*vars\/.*' -print0 | \
     xargs -t -0 ansible-lint"
   bash -c 'find roles -maxdepth 1 -mindepth 1 -type d | \

zuul.d/python-jobs.yaml

@@ -230,7 +230,6 @@
 
          The version of Node to use.
 
-
       .. zuul:jobvar:: javascript_content_dir
          :default: dist