Add support for json schema validation

.config/dictionary.txt

@@ -76,6 +76,7 @@ isdir
 isdisjoint
 iskeyword
 isort
+jsonschema
 junitxml
 kubernetes
 libera

.pre-commit-config.yaml

@@ -30,7 +30,8 @@ repos:
             examples/playbooks/templates/not-valid.yaml|
             examples/playbooks/with-umlaut-.*|
             examples/playbooks/with-skip-tag-id.yml|
-            test/fixtures/formatting-before/.*
+            test/fixtures/formatting-before/.*|
+            src/ansiblelint/schemas/.*
           )$
         additional_dependencies:
           - prettier

cspell.config.yaml

@@ -17,5 +17,6 @@ ignorePaths:
   - docs/requirements.in
   # Test fixtures generated from outside
   - test/**/*.result
+  - src/ansiblelint/schemas/*.json
   # Other
   - "*.svg"

setup.cfg

@@ -66,6 +66,7 @@ install_requires =
   ansible-compat>=2.0.2  # GPLv3
   ansible-core>=2.12.0  # GPLv3
   enrich>=1.2.6
+  jsonschema>=4.4.0
   packaging
   pyyaml
   rich>=9.5.1

src/ansiblelint/config.py

@@ -54,6 +54,23 @@
 ]
 
 
+# Maps kinds to JSON schemas
+# See https://www.schemastore.org/json/
+JSON_SCHEMAS = {
+    "playbook": "https://raw.githubusercontent.com/ansible-community/schemas/main/f/ansible-playbook.json",
+    "tasks": "https://raw.githubusercontent.com/ansible-community/schemas/main/f/ansible-tasks.json",
+    "vars": "https://raw.githubusercontent.com/ansible-community/schemas/main/f/ansible-vars.json",
+    "requirements": "https://raw.githubusercontent.com/ansible-community/schemas/main/f/ansible-requirements.json",
+    "meta": "https://raw.githubusercontent.com/ansible-community/schemas/main/f/ansible-meta.json",
+    "galaxy": "https://raw.githubusercontent.com/ansible-community/schemas/main/f/ansible-galaxy.json",
+    # unsupported yet:
+    "execution-environment": "https://raw.githubusercontent.com/ansible-community/schemas/main/f/ansible-ee.json",
+    "meta-runtime": "https://raw.githubusercontent.com/ansible-community/schemas/main/f/ansible-meta-runtime.json",
+    "inventory": "https://raw.githubusercontent.com/ansible-community/schemas/main/f/ansible-inventory.json",
+    "ansible-lint-config": "https://raw.githubusercontent.com/ansible-community/schemas/main/f/ansible-lint.json",
+    "ansible-navigator-config": "https://raw.githubusercontent.com/ansible-community/schemas/main/f/ansible-navigator.json",
+}
+
 options = Namespace(
     cache_dir=None,
     colored=True,

src/ansiblelint/runner.py

@@ -118,7 +118,11 @@ def run(self) -> List[MatchError]:
         # -- phase 1 : syntax check in parallel --
         def worker(lintable: Lintable) -> List[MatchError]:
             # pylint: disable=protected-access
-            return AnsibleSyntaxCheckRule._get_ansible_syntax_check_matches(lintable)
+            result = []
+            result.extend(
+                AnsibleSyntaxCheckRule._get_ansible_syntax_check_matches(lintable)
+            )
+            return result
 
         # playbooks: List[Lintable] = []
         for lintable in self.lintables:

src/ansiblelint/schemas/__init__.py

@@ -0,0 +1 @@
+"""Fake module containing cached JSON schemas."""

src/ansiblelint/schemas/ansible-lint-config.json

@@ -0,0 +1,109 @@
+{
+  "$schema": "http://json-schema.org/draft-07/schema",
+  "additionalProperties": false,
+  "examples": [
+    ".ansible-lint",
+    ".config/ansiblelint.yml"
+  ],
+  "properties": {
+    "exclude_paths": {
+      "items": {
+        "type": "string"
+      },
+      "title": "Exclude Paths",
+      "type": "array"
+    },
+    "extra_vars": {
+      "title": "Extra Vars",
+      "type": "object"
+    },
+    "kinds": {
+      "items": {
+        "additionalProperties": {
+          "type": "string"
+        },
+        "type": "object"
+      },
+      "title": "Kinds",
+      "type": "array"
+    },
+    "loop_var_prefix": {
+      "title": "Loop Var Prefix",
+      "type": "string"
+    },
+    "mock_modules": {
+      "items": {
+        "type": "string"
+      },
+      "title": "Mock Modules",
+      "type": "array"
+    },
+    "mock_roles": {
+      "items": {
+        "type": "string"
+      },
+      "title": "Mock Roles",
+      "type": "array"
+    },
+    "offline": {
+      "default": false,
+      "title": "Offline",
+      "type": "boolean"
+    },
+    "parseable": {
+      "default": true,
+      "title": "Parseable",
+      "type": "boolean"
+    },
+    "quiet": {
+      "default": true,
+      "title": "Quiet",
+      "type": "boolean"
+    },
+    "rulesdir": {
+      "items": {
+        "type": "string"
+      },
+      "title": "Rulesdir",
+      "type": "array"
+    },
+    "skip_action_validation": {
+      "default": false,
+      "title": "Skip Action Validation",
+      "type": "boolean"
+    },
+    "skip_list": {
+      "items": {
+        "type": "string"
+      },
+      "title": "Skip List",
+      "type": "array"
+    },
+    "tags": {
+      "items": {
+        "type": "string"
+      },
+      "title": "Tags",
+      "type": "array"
+    },
+    "use_default_rules": {
+      "default": true,
+      "title": "Use Default Rules",
+      "type": "boolean"
+    },
+    "verbosity": {
+      "default": 0,
+      "title": "Verbosity",
+      "type": "integer"
+    },
+    "warn_list": {
+      "items": {
+        "type": "string"
+      },
+      "title": "Warn List",
+      "type": "array"
+    }
+  },
+  "title": "Ansible-lint Configuration Schema",
+  "type": "object"
+}