chore: add current provisioning state before migration

core/tools/parsetemplate.py

@@ -0,0 +1,39 @@
+#!/usr/bin/env python3
+##!/usr/local/bin/python3
+# Copyright (C) 2019 Jesus Perez Lorenzo <https://jesusperez.pro>
+# License GPLv3+: GNU GPL version 3 or later <http://gnu.org/licences/gpl.html>
+
+import os, sys, yaml, jinja2
+from pathlib import Path
+
+usage = f"{sys.argv[0]} template-path values-path"
+
+def parseFileVars(filePath):
+    if not Path(filePath).exists():
+        print (f"Vars :file {filePath} not found")
+        exit()
+    data = {}
+    with open(filePath) as f:
+         data = yaml.load(f, Loader=yaml.FullLoader)
+    return data
+
+if len(sys.argv) < 2:
+    print ("No arguments found\n" + usage)
+    exit()
+
+template_filename = sys.argv[1]
+if len(sys.argv) >= 2:
+   render_vars = parseFileVars(sys.argv[2])
+else:
+   render_vars = os.environ
+
+if Path(template_filename).exists():
+    root_path, file_path = os.path.split(template_filename)
+
+    environment = jinja2.Environment(loader=jinja2.FileSystemLoader(root_path))
+    output_text = environment.get_template(file_path).render(render_vars)
+else:
+    output_text = f"File {template_filename} not found"
+
+print (output_text)
+