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tfplan-checker.py.txt
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tfplan-checker.py.txt
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import json
import jsonschema
schema = '''
{
"$schema": "http://json-schema.org/draft-04/schema#",
"type": "object",
"properties": {
"planned_values": {
"type": "object",
"properties": {
"root_module": {
"type": "object",
"properties": {
"resources": {
"type": "array",
"items": {"$ref": "#/definitions/resource_data"}
},
"child_modules": {"$ref": "#/definitions/child_modules"}
},
"anyOf": [
{"required": ["resources"]},
{"required": ["child_modules"]}
]
}
},
"required": ["root_module"]
},
"configuration": {
"type": "object",
"properties": {
"root_module": {
"type": "object",
"properties": {
"resources": {
"type": "array",
"items": {"$ref": "#/definitions/resource_data"}
}
}
}
}
}
},
"required": [
"planned_values",
"configuration"
],
"definitions": {
"resource_data": {
"type": "object",
"required": ["address", "type", "name"],
"properties": {
"address": {"type": "string"},
"type": {"type": "string"},
"name": {"type": "string"}
}
},
"child_modules": {
"type": "array",
"items": [
{
"type": "object",
"properties": {
"resources": {
"type": "array",
"items": {"$ref": "#/definitions/resource_data"}
},
"address": {"type": "string"},
"child_modules": {"$ref": "#/definitions/child_modules"}
},
"anyOf": [
{"required": ["resources","address"]},
{"required": ["child_modules","address"]}
]
}
]
}
}
}
'''
def ask_for_file_path(lightened_file: bool = False) -> str:
for _ in range(3):
path = input(
f'Introduce the {"lightened file " if lightened_file else ""}path of the file (absolute or relative to this folder):')
if path:
return path
print('Introduce a valid absolute or relative file to the JSON file.')
exit(1)
def ask_for_lighten_up_file() -> bool:
for _ in range(3):
r = input('Do you want to lighten up the file (no relevant info will be missed)?')
if r.upper() == 'Y':
return True
elif r.upper() == 'N':
return False
print("Please retry again, answering Y or N")
exit(1)
def validate_json(json_content: str, schema):
try:
jsonschema.validate(json_content, schema)
except jsonschema.exceptions.ValidationError as e:
print(f"JSON is not valid: {e.message}")
def remove_json_sections(json_content, sections):
for section in sections:
keys = section.split('.')
obj = json_content
for key in keys[:-1]:
if key in obj:
obj = obj[key]
else:
break
else:
if keys[-1] in obj:
del obj[keys[-1]]
return json_content
with open(ask_for_file_path(), 'r') as json_file:
try:
json_data = json.load(json_file)
print('JSON file format is right.')
schema = json.loads(schema)
validate_json(json_data, schema)
print('JSON file complies with the JSON schema.')
if ask_for_lighten_up_file():
sections_to_remove = \
['variables', 'resource_changes', 'output_changes', 'prior_state', 'relevant_attributes',
'planned_values.outputs', 'configuration.provider_config', 'configuration.outputs',
'configuration.module_calls', 'configuration.variables']
lighten_up_json_data = remove_json_sections(json_data, sections_to_remove)
with open(ask_for_file_path(True), 'w') as file:
file.write(json.dumps(lighten_up_json_data, indent=4))
except json.JSONDecodeError as e:
print("Invalid JSON data:", str(e))
except jsonschema.exceptions.SchemaError as e:
print("Invalid JSON schema:", str(e))