Fix #1059 by adding the token rotation feature support by seratch · Pull Request #1060 · slackapi/python-slack-sdk

seratch · 2021-07-12T13:26:50Z

Summary

This pull request fixes #1059 by adding token rotation feature support in this SDK.

TODOs:

Implement the token rotator in the OAuth module
Add example apps (sync/async) in integration tests
Update oauth_v2_access API method to have new arguments
Add oauth_v2_exchange API method support
Update database schema (SQLAlchemy, SQLite)
Add unit tests to verify if the verification logic works as expected
~~[ ] Update the OAuth module docs~~ (in a different PR)

Category (place an `x` in each of the `[ ]`)

Requirements (place an `x` in each `[ ]`)

I've read and understood the Contributing Guidelines and have done my best effort to follow them.
I've read and agree to the Code of Conduct.
I've run python3 -m venv .venv && source .venv/bin/activate && ./scripts/run_validation.sh after making the changes.

codecov · 2021-07-12T13:29:50Z

Codecov Report

Merging #1060 (2784350) into main (df9d71b) will decrease coverage by 0.19%.
The diff coverage is 69.91%.

@@            Coverage Diff             @@
##             main    #1060      +/-   ##
==========================================
- Coverage   84.33%   84.14%   -0.20%     
==========================================
  Files          95       99       +4     
  Lines        8938     9239     +301     
==========================================
+ Hits         7538     7774     +236     
- Misses       1400     1465      +65

Impacted Files	Coverage Δ
...sdk/oauth/installation_store/amazon_s3/__init__.py	`0.00% <0.00%> (ø)`
...lation_store/async_cacheable_installation_store.py	`52.23% <35.29%> (-1.47%)`	⬇️
...k_sdk/oauth/installation_store/sqlite3/__init__.py	`83.33% <42.10%> (-5.06%)`	⬇️
...uth/installation_store/async_installation_store.py	`60.86% <50.00%> (-1.04%)`	⬇️
...sdk/oauth/installation_store/installation_store.py	`69.56% <50.00%> (-1.87%)`	⬇️
slack_sdk/web/legacy_client.py	`94.78% <55.55%> (-0.48%)`	⬇️
...installation_store/cacheable_installation_store.py	`79.41% <70.00%> (+25.70%)`	⬆️
slack_sdk/oauth/token_rotation/async_rotator.py	`74.54% <74.54%> (ø)`
slack_sdk/oauth/token_rotation/rotator.py	`74.54% <74.54%> (ø)`
...dk/oauth/installation_store/models/installation.py	`90.72% <75.67%> (-9.28%)`	⬇️
... and 17 more

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seratch

comments for reviews or future reference

seratch · 2021-07-14T09:19:10Z

integration_tests/samples/oauth/oauth_v2_async.py

            )

-    error = req.args["error"] if "error" in req.args else ""
+    error = req.args.get("error") if "error" in req.args else ""


req.args["error"] returns an array in Sanic's latest version.

seratch · 2021-07-14T09:20:48Z

integration_tests/samples/token_rotation/oauth.py

+        is_enterprise_install=is_enterprise_install,
+    )
+    if installation is not None:
+        updated_installation = token_rotator.perform_token_rotation(


Bolt for Python internally uses this TokenRotator in authorize middleware. Bolt users do not need to directly use this.

seratch · 2021-07-14T09:21:29Z

integration_tests/samples/token_rotation/oauth.py

+
+    raw_body = request.data.decode("utf-8")
+    body = parse_body(body=raw_body, content_type=extract_content_type(request.headers))
+    rotate_tokens(


Run the rotation for all incoming requests for easy testing

seratch · 2021-07-14T09:21:54Z

integration_tests/samples/token_rotation/oauth.py

+                bot_refresh_token=oauth_response.get("refresh_token"),
+                bot_token_expires_in=oauth_response.get("expires_in"),


newly added

seratch · 2021-07-14T09:22:05Z

integration_tests/samples/token_rotation/oauth.py

+                user_refresh_token=installer.get("refresh_token"),
+                user_token_expires_in=installer.get("expires_in"),


newly added

seratch · 2021-07-14T09:31:26Z

slack_sdk/oauth/token_rotation/rotator.py

+        self,
+        *,
+        installation: Installation,
+        minutes_before_expiration: int = 120,  # 2 hours by default


aligned with bolt-js

seratch · 2021-07-14T10:03:35Z

slack_sdk/web/async_client.py

-        code: str,
+        # This field is required when processing the OAuth redirect URL requests
+        # while it's absent for token rotation
+        code: Optional[str] = None,


Now code is optional

seratch · 2021-07-14T10:04:46Z

tests/slack_sdk/oauth/installation_store/test_simple_cache.py

+        # find bots
+        bot = store.find_bot(enterprise_id="E111", team_id="T111")
+        self.assertIsNotNone(bot)
+        self.assertEqual(bot.bot_refresh_token, "xoxe-1-refreshed")


This test verifies if the find_bot call returns the refreshed token

seratch · 2021-07-14T10:06:33Z

tests/slack_sdk/oauth/token_rotation/test_token_rotator.py

+            bot_refresh_token="xoxe-1-initial",
+            bot_token_expires_in=43200,
+        )
+        refreshed = self.token_rotator.perform_token_rotation(


If the perform_token_rotation method returns a new installation data, your app needs to call InstallationStore#save(installation) to save the new values.

seratch · 2021-07-14T10:07:31Z

tests/slack_sdk/web/mock_web_api_server.py

                    return
+                elif (
+                    self.headers["authorization"]
+                    == "Basic MTExLjIyMjp0b2tlbl9yb3RhdGlvbl9zZWNyZXQ="


This means the values (client_id="111.222", client_secret="token_rotation_secret") that are used in the tests

seratch added enhancement M-T: A feature request for new functionality web-client Version: 3x oauth labels Jul 12, 2021

seratch added this to the 3.8.0 milestone Jul 12, 2021

seratch force-pushed the issue-1059-token-rotation branch from e9703c9 to 383bab4 Compare July 14, 2021 09:11

seratch changed the title ~~WIP: Fix #1059 by adding the token rotation feature support~~ Fix #1059 by adding the token rotation feature support Jul 14, 2021

seratch marked this pull request as ready for review July 14, 2021 09:17

seratch commented Jul 14, 2021

View reviewed changes

seratch added 2 commits July 14, 2021 21:17

Fix issue slackapi#1059 token rotation support

8dd42be

version 3.8.0rc1

6ae2d3b

seratch force-pushed the issue-1059-token-rotation branch from 5d480c2 to 6ae2d3b Compare July 14, 2021 12:18

seratch added 3 commits July 14, 2021 23:00

Add save_bot methods

91b459a

version 3.8.0rc2

5a75c17

Tweak comments and code format

2784350

seratch merged commit dcf1c7c into slackapi:main Jul 15, 2021

seratch deleted the issue-1059-token-rotation branch July 15, 2021 07:11

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Fix #1059 by adding the token rotation feature support#1060

Fix #1059 by adding the token rotation feature support#1060
seratch merged 5 commits intoslackapi:mainfrom
seratch:issue-1059-token-rotation

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		bot_refresh_token=oauth_response.get("refresh_token"),
		bot_token_expires_in=oauth_response.get("expires_in"),

		user_refresh_token=installer.get("refresh_token"),
		user_token_expires_in=installer.get("expires_in"),

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seratch commented Jul 12, 2021 •

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