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Heroku postgres postgis - django releases fail with: relation "spatial_ref_sys" does not e

Time:08-03

Heroku changed their PostgreSQL extension schema management on 01 August 2022. (https://devcenter.heroku.com/changelog-items/2446)

Since then every deployment to Heroku of our existing django 4.0 application fails during the release phase, the build succeeds.

Has anyone experienced the same issue? Is there a workaround to push new release to Heroku except reinstalling the postgis extension?

If I understand the changes right, Heroku added a schema called "heroku_ext" for newly created extensions. As the extension is existing in our case, it should not be affected.

All currently installed extensions will continue to work as intended.

Following the full logs of an release via git push:

git push staging develop:master
Gesamt 0 (Delta 0), Wiederverwendet 0 (Delta 0), Pack wiederverwendet 0
remote: Compressing source files... done.
remote: Building source:
remote: 
remote: -----> Building on the Heroku-20 stack
remote: -----> Using buildpacks:
remote:        1. https://github.com/heroku/heroku-geo-buildpack.git
remote:        2. heroku/python
remote: -----> Geo Packages (GDAL/GEOS/PROJ) app detected
remote: -----> Installing GDAL-2.4.0
remote: -----> Installing GEOS-3.7.2
remote: -----> Installing PROJ-5.2.0
remote: -----> Python app detected
remote: -----> Using Python version specified in runtime.txt
remote: -----> No change in requirements detected, installing from cache
remote: -----> Using cached install of python-3.9.13
remote: -----> Installing pip 22.1.2, setuptools 60.10.0 and wheel 0.37.1
remote: -----> Installing SQLite3
remote: -----> Installing requirements with pip
remote: -----> Skipping Django collectstatic since the env var DISABLE_COLLECTSTATIC is set.
remote: -----> Discovering process types
remote:        Procfile declares types -> release, web, worker
remote: 
remote: -----> Compressing...
remote:        Done: 156.1M
remote: -----> Launching...
remote:  !     Release command declared: this new release will not be available until the command succeeds.
remote:        Released v123
remote:        https://myherokuapp.herokuapp.com/ deployed to Heroku
remote: 
remote: This app is using the Heroku-20 stack, however a newer stack is available.
remote: To upgrade to Heroku-22, see:
remote: https://devcenter.heroku.com/articles/upgrading-to-the-latest-stack
remote: 
remote: Verifying deploy... done.
remote: Running release command...
remote: 
remote: Traceback (most recent call last):
remote:   File "/app/.heroku/python/lib/python3.9/site-packages/django/db/backends/utils.py", line 87, in _execute
remote:     return self.cursor.execute(sql)
remote: psycopg2.errors.UndefinedTable: relation "spatial_ref_sys" does not exist
remote: 
remote: 
remote: The above exception was the direct cause of the following exception:
remote: 
remote: Traceback (most recent call last):
remote:   File "/app/manage.py", line 22, in <module>
remote:     main()
remote:   File "/app/manage.py", line 18, in main
remote:     execute_from_command_line(sys.argv)
remote:   File "/app/.heroku/python/lib/python3.9/site-packages/django/core/management/__init__.py", line 446, in execute_from_command_line
remote:     utility.execute()
remote:   File "/app/.heroku/python/lib/python3.9/site-packages/django/core/management/__init__.py", line 440, in execute
remote:     self.fetch_command(subcommand).run_from_argv(self.argv)
remote:   File "/app/.heroku/python/lib/python3.9/site-packages/django/core/management/base.py", line 414, in run_from_argv
remote:     self.execute(*args, **cmd_options)
remote:   File "/app/.heroku/python/lib/python3.9/site-packages/django/core/management/base.py", line 460, in execute
remote:     output = self.handle(*args, **options)
remote:   File "/app/.heroku/python/lib/python3.9/site-packages/django/core/management/base.py", line 98, in wrapped
remote:     res = handle_func(*args, **kwargs)
remote:   File "/app/.heroku/python/lib/python3.9/site-packages/django/core/management/commands/migrate.py", line 106, in handle
remote:     connection.prepare_database()
remote:   File "/app/.heroku/python/lib/python3.9/site-packages/django/contrib/gis/db/backends/postgis/base.py", line 26, in prepare_database
remote:     cursor.execute("CREATE EXTENSION IF NOT EXISTS postgis")
remote:   File "/app/.heroku/python/lib/python3.9/site-packages/sentry_sdk/integrations/django/__init__.py", line 544, in execute
remote:     return real_execute(self, sql, params)
remote:   File "/app/.heroku/python/lib/python3.9/site-packages/django/db/backends/utils.py", line 67, in execute
remote:     return self._execute_with_wrappers(
remote:   File "/app/.heroku/python/lib/python3.9/site-packages/django/db/backends/utils.py", line 80, in _execute_with_wrappers
remote:     return executor(sql, params, many, context)
remote:   File "/app/.heroku/python/lib/python3.9/site-packages/django/db/backends/utils.py", line 89, in _execute
remote:     return self.cursor.execute(sql, params)
remote:   File "/app/.heroku/python/lib/python3.9/site-packages/django/db/utils.py", line 91, in __exit__
remote:     raise dj_exc_value.with_traceback(traceback) from exc_value
remote:   File "/app/.heroku/python/lib/python3.9/site-packages/django/db/backends/utils.py", line 87, in _execute
remote:     return self.cursor.execute(sql)
remote: django.db.utils.ProgrammingError: relation "spatial_ref_sys" does not exist
remote: 
remote: Sentry is attempting to send 2 pending error messages
remote: Waiting up to 2 seconds
remote: Press Ctrl-C to quit
remote: Waiting for release.... failed.
To https://git.heroku.com/myherokuapp

CodePudding user response:

I am tracking a very similar issue. I have been in contact with heroku. My previous error mentioned the pgaudit extension, now I am seeing the same error as you. I will update here if I learn of a solution.

System check identified no issues (5 silenced).
Traceback (most recent call last):
File "/app/.heroku/python/lib/python3.10/site-packages/django/db/backends/utils.py", line 87, in _execute
return self.cursor.execute(sql)
psycopg2.errors.UndefinedTable: relation "spatial_ref_sys" does not exist
The above exception was the direct cause of the following exception:
Traceback (most recent call last):
File "/app/manage.py", line 40, in
main()
File "/app/manage.py", line 36, in main
execute_from_command_line(sys.argv)
File "/app/.heroku/python/lib/python3.10/site-packages/django/core/management/init.py", line 446, in execute_from_command_line
utility.execute()
File "/app/.heroku/python/lib/python3.10/site-packages/django/core/management/init.py", line 440, in execute
self.fetch_command(subcommand).run_from_argv(self.argv)
File "/app/.heroku/python/lib/python3.10/site-packages/django/core/management/base.py", line 414, in run_from_argv
self.execute(*args, **cmd_options)
File "/app/.heroku/python/lib/python3.10/site-packages/django/core/management/base.py", line 460, in execute
output = self.handle(*args, **options)
File "/app/.heroku/python/lib/python3.10/site-packages/django/core/management/base.py", line 98, in wrapped
res = handle_func(*args, **kwargs)
File "/app/.heroku/python/lib/python3.10/site-packages/django/core/management/commands/migrate.py", line 106, in handle
connection.prepare_database()
File "/app/.heroku/python/lib/python3.10/site-packages/psqlextra/backend/base.py", line 32, in prepare_database
super().prepare_database()
File "/app/.heroku/python/lib/python3.10/site-packages/django/contrib/gis/db/backends/postgis/base.py", line 26, in prepare_database
cursor.execute("CREATE EXTENSION IF NOT EXISTS postgis")
File "/app/.heroku/python/lib/python3.10/site-packages/sentry_sdk/integrations/django/init.py", line 544, in execute
return real_execute(self, sql, params)
File "/app/.heroku/python/lib/python3.10/site-packages/django/db/backends/utils.py", line 67, in execute
return self._execute_with_wrappers(
File "/app/.heroku/python/lib/python3.10/site-packages/django/db/backends/utils.py", line 80, in _execute_with_wrappers
return executor(sql, params, many, context)
File "/app/.heroku/python/lib/python3.10/site-packages/django_read_only/init.py", line 74, in blocker
return execute(sql, params, many, context)
File "/app/.heroku/python/lib/python3.10/site-packages/django/db/backends/utils.py", line 84, in _execute
with self.db.wrap_database_errors:
File "/app/.heroku/python/lib/python3.10/site-packages/django/db/utils.py", line 91, in exit
raise dj_exc_value.with_traceback(traceback) from exc_value
File "/app/.heroku/python/lib/python3.10/site-packages/django/db/backends/utils.py", line 87, in _execute
return self.cursor.execute(sql)
django.db.utils.ProgrammingError: relation "spatial_ref_sys" does not exist
Sentry is attempting to send 2 pending error messages
Waiting up to 2 seconds
Press Ctrl-C to quit

CodePudding user response:

Our team is also experiencing this issue this afternoon

CodePudding user response:

We've also got an error before this one which said pgaudit stack is not empty which required me to manually put our databases in the maintenance mode in order to rotate them. https://devcenter.heroku.com/articles/data-maintenance-cli-commands#heroku-data-maintenances-schedule This article helped me get around the first issue but now I'm on the same boat with spatial_ref_sys error.

CodePudding user response:

My team was experiencing this as well. Couldn't wait around for Heroku to fix, so we did a bit of sketchy surgery. Won't be applicable for everyone, but since our usage of PostGIS is pretty minor, it wasn't so bad.

This was my checklist for each affected database:

  • back up database
  • turn on maintenance mode
  • create new primitive float columns on all tables that used geography types to store raw lat / lng data
  • write values from geography fields to the new columns
  • drop postgis extension: DROP EXTENSION postgis CASCADE;
  • recreate extension: CREATE EXTENSION IF NOT EXISTS postgis;
  • recreate our geography fields and populate them from the new columns
  • drop the new temporary columns
  • recreate appropriate indexes

So far so good.

CodePudding user response:

We've also encountered this issue attempting to use heroku pg:backups:restore and heroku pg:copy - existing backup snapshots cannot be restored if they contain installed extensions.

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