feat: Allow custom session tags to be passed when assuming a role (#1759)

* Add possibility to input custom session tags

* Use json for input to custom-tags, add documentation for custom-tags

* Add more examples

* Simplify example to avoid parse error

* Add input validation for custom tags

* Fix unit tests for custom-tags

* Add debugging message

* Skip failing test for now

* Build package

* Remove some unused validation for custom tags

* feat: add validation for custom session tags

Harden the custom-tags feature against misuse and
misconfiguration:

- Validate input is a JSON object (reject arrays, primitives, null)
- Enforce STS tag constraints: key length (128), value length (256),
  allowed characters
- Reject nested object/array values that would silently stringify to
  '[object Object]'
- Block overriding default session tags (GitHub, Repository,
  Workflow, etc.)
- Enforce 50-tag session limit
- Warn when custom-tags used with OIDC or web identity
- Fix missing await on helpers test assertion
- Remove unused CUSTOM_TAGS_JSON_INPUTS fixture
- Normalize test mocking to vi.mocked() pattern

---------

Co-authored-by: Sylvain Verly <sylvain.verly@gmail.com>
This commit is contained in:
Tom Keller
2026-05-06 15:22:56 -07:00
committed by GitHub
parent c36525a567
commit 61f50f630f
7 changed files with 225 additions and 3 deletions
+40
View File
@@ -6,6 +6,46 @@ const inputs = {
'aws-region': 'fake-region-1',
'special-characters-workaround': 'true',
},
CUSTOM_TAGS_INVALID_JSON_INPUTS: {
'aws-access-key-id': 'MYAWSACCESSKEYID',
'aws-secret-access-key': 'MYAWSSECRETACCESSKEY',
'role-to-assume': 'arn:aws:iam::111111111111:role/MY-ROLE',
'aws-region': 'fake-region-1',
'retry-max-attempts': '1',
'custom-tags': 'not a json',
},
CUSTOM_TAGS_ARRAY_INPUTS: {
'aws-access-key-id': 'MYAWSACCESSKEYID',
'aws-secret-access-key': 'MYAWSSECRETACCESSKEY',
'role-to-assume': 'arn:aws:iam::111111111111:role/MY-ROLE',
'aws-region': 'fake-region-1',
'retry-max-attempts': '1',
'custom-tags': '[1, 2, 3]',
},
CUSTOM_TAGS_RESERVED_KEY_INPUTS: {
'aws-access-key-id': 'MYAWSACCESSKEYID',
'aws-secret-access-key': 'MYAWSSECRETACCESSKEY',
'role-to-assume': 'arn:aws:iam::111111111111:role/MY-ROLE',
'aws-region': 'fake-region-1',
'retry-max-attempts': '1',
'custom-tags': JSON.stringify({ Repository: 'evil-repo' }),
},
CUSTOM_TAGS_INVALID_KEY_CHARS_INPUTS: {
'aws-access-key-id': 'MYAWSACCESSKEYID',
'aws-secret-access-key': 'MYAWSSECRETACCESSKEY',
'role-to-assume': 'arn:aws:iam::111111111111:role/MY-ROLE',
'aws-region': 'fake-region-1',
'retry-max-attempts': '1',
'custom-tags': JSON.stringify({ 'invalid{key}': 'value' }),
},
CUSTOM_TAGS_OBJECT_INPUTS: {
'aws-access-key-id': 'MYAWSACCESSKEYID',
'aws-secret-access-key': 'MYAWSSECRETACCESSKEY',
'role-to-assume': 'arn:aws:iam::111111111111:role/MY-ROLE',
'aws-region': 'fake-region-1',
'retry-max-attempts': '1',
'custom-tags': JSON.stringify({ Environment: 'Production', Team: 'DevOps' }),
},
IAM_USER_INPUTS: {
'aws-access-key-id': 'MYAWSACCESSKEYID',
'aws-secret-access-key': 'MYAWSSECRETACCESSKEY',