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Commit Graph

11 Commits

Author SHA1 Message Date
bfd667e4a2 Update go-jose dependency as requested in #2350 (#2356)
* update go-jose dependency by switching gopkg.in/square/go-jose.v2
with github.com/go-jose/go-jose/v3

* updated `CHANGELOG.md` with entry for PR #2356

---------

Co-authored-by: Joel Speed <Joel.speed@hotmail.co.uk>
2024-01-08 13:08:35 +00:00
ce750e9b30 PKCE Support (#1541)
* Add the allowed_email_domains and the allowed_groups on the auth_request endpoint + support standard wildcard char for validation with sub-domain and email-domain.

Signed-off-by: Valentin Pichard <github@w3st.fr>

* Fix provider data initialisation

* PKCE Support

Adds Code Challenge PKCE support (RFC-7636) and partial
Authorization Server Metadata (RFC-8414) for detecting PKCE support.

- Introduces new option `--force-code-challenge-method` to force a
specific code challenge method (either `S256` or `plain`) for instances
when the server has not implemented RFC-8414 in order to detect
PKCE support on the discovery document.
- In all other cases, if the PKCE support can be determined during discovery
then the `code_challenge_methods_supported` is used and S256 is always
preferred.
- The force command line argument is helpful with some providers like Azure
who supports PKCE but does not list it in their discovery document yet.
- Initial thought was given to just always attempt PKCE since according to spec
additional URL parameters should be dropped by servers which implemented
OAuth 2, however other projects found cases in the wild where this causes 500
errors by buggy implementations.
See: https://github.com/spring-projects/spring-security/pull/7804#issuecomment-578323810
- Due to the fact that the `code_verifier` must be saved between the redirect and
callback, sessions are now created when the redirect takes place with `Authenticated: false`.
The session will be recreated and marked as `Authenticated` on callback.
- Individual provider implementations can choose to include or ignore code_challenge
and code_verifier function parameters passed to them

Note: Technically speaking `plain` is not required to be implemented since
oauth2-proxy will always be able to handle S256 and servers MUST implement
S256 support.
> If the client is capable of using "S256", it MUST use "S256", as "S256"
> is Mandatory To Implement (MTI) on the server.  Clients are permitted
> to use "plain" only if they cannot support "S256" for some technical
> reason and know via out-of-band configuration that the server supports
> "plain".
Ref: RFC-7636 Sec 4.2

oauth2-proxy will always use S256 unless the user explicitly forces `plain`.

Fixes #1361

* Address PR comments by moving pkce generation

* Make PKCE opt-in, move to using the Nonce generater for code verifier

* Make PKCE opt-in, move to using the Nonce generater for code verifier

* Encrypt CodeVerifier in CSRF Token instead of Session

- Update Dex for PKCE support
- Expose HTTPBin for further use cases

* Correct the tests

* Move code challenges into extra params

* Correct typo in code challenge method

Co-authored-by: Joel Speed <Joel.speed@hotmail.co.uk>

* Correct the extra space in docs

Co-authored-by: Joel Speed <Joel.speed@hotmail.co.uk>

* Address changelog and new line nits

* Add generated docs

Co-authored-by: Valentin Pichard <github@w3st.fr>
Co-authored-by: Joel Speed <joel.speed@hotmail.co.uk>
2022-03-13 10:08:33 +00:00
63727103db Support for passing through URL query parameters from /oauth2/start to the ID provider's login URL.
You must explicitly configure oauth2-proxy (alpha config only) with which parameters are allowed to pass through, and optionally provide an allow-list of valid values and/or regular expressions for each one.  Note that this mechanism subsumes the functionality of the "prompt", "approval_prompt" and "acr_values" legacy configuration options, which must be converted to the equivalent YAML when running in alpha config mode.
2022-02-19 16:11:09 +00:00
d162b018a8 Move provider initialisation into providers package 2022-02-16 10:38:05 +00:00
11699a822a Add ValidateSession function to LoginGovProvder to include Auth Header (#1509)
* Add ValidateSession function to LoginGovProvder to include Auth Header

* Update CHANGELOG for PR 1509

* Update logingov_test to include ValidationURL
2022-02-04 09:22:33 +00:00
8967873659 Updated dependency versions which include CVE fixes (#1276)
* switched to github.com/golang-jwt/jwt and updated golang.org/x/crypto to include CVE fixes

* added #1276 to changelog

Co-authored-by: Joshua Vécsei <git@vecsei.me>
2021-07-29 17:45:41 +01:00
7eeaea0b3f Support nonce checks in OIDC Provider (#967)
* Set and verify a nonce with OIDC

* Create a CSRF object to manage nonces & cookies

* Add missing generic cookie unit tests

* Add config flag to control OIDC SkipNonce

* Send hashed nonces in authentication requests

* Encrypt the CSRF cookie

* Add clarity to naming & add more helper methods

* Make CSRF an interface and keep underlying nonces private

* Add ReverseProxy scope to cookie tests

* Align to new 1.16 SameSite cookie default

* Perform SecretBytes conversion on CSRF cookie crypto

* Make state encoding signatures consistent

* Mock time in CSRF struct via Clock

* Improve InsecureSkipNonce docstring
2021-04-21 10:33:27 +01:00
9a64e67d5b De-duplicate code in GetLoginURL of in logingov provider
Also add unit test to ensure logingov specific logic is applied.
2020-09-28 12:15:06 +02:00
d4dd34a65a Move provider URLs to package level vars 2020-07-19 18:34:55 +01:00
e642daef4e Support context in providers (#519)
Co-authored-by: Henry Jenkins <henry@henryjenkins.name>
2020-05-10 13:34:59 +01:00
8cc5fbf859 add login.gov provider (#55)
* first stab at login.gov provider

* fixing bugs now that I think I understand things better

* fixing up dependencies

* remove some debug stuff

* Fixing all dependencies to point at my fork

* forgot to hit save on the github rehome here

* adding options for setting keys and so on, use JWT workflow instead of PKCE

* forgot comma

* was too aggressive with search/replace

* need JWTKey to be byte array

* removed custom refresh stuff

* do our own custom jwt claim and store it in the normal session store

* golang json types are strange

* I have much to learn about golang

* fix time and signing key

* add http lib

* fixed claims up since we don't need custom claims

* add libs

* forgot ioutil

* forgot ioutil

* moved back to pusher location

* changed proxy github location back so that it builds externally, fixed up []byte stuff, removed client_secret if we are using login.gov

* update dependencies

* do JWTs properly

* finished oidc flow, fixed up tests to work better

* updated comments, added test that we set expiresOn properly

* got confused with header and post vs get

* clean up debug and test dir

* add login.gov to README, remove references to my repo

* forgot to remove un-needed code

* can use sample_key* instead of generating your own

* updated changelog

* apparently golint wants comments like this

* linter wants non-standard libs in a separate grouping

* Update options.go

Co-Authored-By: timothy-spencer <timothy.spencer@gsa.gov>

* Update options.go

Co-Authored-By: timothy-spencer <timothy.spencer@gsa.gov>

* remove sample_key, improve comments related to client-secret, fix changelog related to PR feedback

* github doesn't seem to do gofmt when merging.  :-)

* update CODEOWNERS

* check the nonce

* validate the JWT fully

* forgot to add pubjwk-url to README

* unexport the struct

* fix up the err masking that travis found

* update nonce comment by request of @JoelSpeed

* argh.  Thought I'd formatted the merge properly, but apparently not.

* fixed test to not fail if the query time was greater than zero
2019-03-20 13:44:51 +00:00