mirror of
https://github.com/GSA/notifications-api.git
synced 2025-12-09 06:32:11 -05:00
56 lines
1.8 KiB
Python
56 lines
1.8 KiB
Python
import os
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import sys
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from os.path import abspath, dirname
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import requests
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def get_latest_db_migration_to_apply():
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project_dir = dirname(dirname(abspath(__file__))) # Get the main project directory
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migrations_dir = "{}/migrations/versions/".format(project_dir)
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migration_files = [
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migration_file
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for migration_file in os.listdir(migrations_dir)
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if migration_file.endswith("py")
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]
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# sometimes there's a trailing underscore, if script was created with `flask db migrate --rev-id=...`
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latest_file = (
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sorted(migration_files, reverse=True)[0].replace("_.py", "").replace(".py", "")
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)
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return latest_file
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def get_current_db_version():
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api_status_url = "{}/_status".format(os.getenv("API_HOST_NAME"))
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try:
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response = requests.get(api_status_url)
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response.raise_for_status()
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current_db_version = response.json()["db_version"]
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return current_db_version
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except requests.exceptions.ConnectionError:
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print(f"Could not make web request to {api_status_url}", file=sys.stderr)
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return ""
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except (
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Exception
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): # we expect these to be either either a http status code error, or a json decoding error
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print(
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f'Could not read status endpoint!\n\ncode {response.status_code}\nresponse "{response.text}"',
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file=sys.stderr,
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)
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# if we can't make a request to the API, the API is probably down. By returning a blank string (which won't
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# match the filename of the latest migration), we force the migration to run, as the code change to fix the api
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# might involve a migration file.
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return ""
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def run():
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if get_current_db_version() == get_latest_db_migration_to_apply():
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print("no")
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else:
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print("yes")
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if __name__ == "__main__":
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run()
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