WIP: Template action

jeeves/core/actions/__init__.py

@@ -1,7 +1,10 @@
 from jeeves.core.actions.shell import ScriptAction
 from jeeves.core.actions.docker import DockerBuildAction, DockerRunAction
+from jeeves.core.actions.files import TemplateAction
 
 __all__ = [
+    # Files
+    TemplateAction,
     # Shell
     ScriptAction,
     # Docker

jeeves/core/actions/files.py

@@ -0,0 +1,43 @@
+from typing import Text
+import os
+
+from jinja2 import Template
+
+from jeeves.core.objects import Result
+from jeeves.core.actions.base import Action
+
+
+class TemplateAction(Action):
+    """
+    Parses the source jinja2 template into the output path
+    """
+
+    id = "contrib/template"
+    verbose_name = "Render template"
+
+    class Parameters(Action.Parameters):
+        """
+        +----------------+------+-----------+----------------------------------------------+
+        | Parameter name | Type | Mandatory | Description                                  |
+        +================+======+===========+==============================================+
+        | ``src``        | text | yes       | The source template                          |
+        | ``dest``       | text | yes       | The destination file (relative to workspace) |
+        +----------------+------+-----------+----------------------------------------------+
+        """
+
+        src: Text
+        dest: Text
+
+    def execute(self, **kwargs):
+        workspace = kwargs.get("workspace")
+        arguments = kwargs.get("arguments")
+
+        source_path = os.path.join(os.getcwd(), self.parameters.src)
+
+        assert os.path.exists(source_path), "Source template does not exist"
+
+        template = Template(open(source_path, "r").read())
+        with open(os.path.join(workspace.path, self.parameters.dest), "w") as handler:
+            handler.write(template.render(**arguments))
+
+        return Result(success=True)