Add Check PCKE Support#563
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samthanawalla merged 9 commits intomodelcontextprotocol:mainfrom Oct 14, 2025
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samthanawalla
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Oct 7, 2025
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Thanks for the PR!
I moved some stuff around so you will have to rebase!
oauthex/oauthex.go
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| // RequirePKCE checks that the authorization server for issuerURL supports PKCE, | ||
| // by verifying that CodeChallengeMethodsSupported is non-empty. | ||
| // It returns an error if metadata cannot be fetched or PKCE is not advertised. | ||
| func RequirePKCE(ctx context.Context, issuerURL string, c *http.Client) error { |
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move this to auth_meta after rebasing
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Hi @samthanawalla updated, kindly help to review again. thanks! |
jba
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Oct 8, 2025
oauthex/auth_meta.go
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| return nil, fmt.Errorf("failed to get auth server metadata from %q: %w", issuerURL, errors.Join(errs...)) | ||
| } | ||
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| // RequirePKCE checks that the authorization server for issuerURL supports PKCE, |
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I don't think we should have an exported function for this. Why can't we do it inside GetAuthServerMeta?
jba
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Oct 10, 2025
oauthex/auth_meta_test.go
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| } | ||
| } | ||
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| func TestGetAuthServerMetaRequirePKCE(t *testing.T) { |
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This doesn't actually test that we do the check. There needs to be a test for an auth server that doesn't do PKCE.
jba
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Oct 13, 2025
oauthex/auth_meta_test.go
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| tests := []struct { | ||
| name string | ||
| hasPKCESupport bool | ||
| expectError bool |
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Also wantError can be a string, if empty, then no error is expected, otherwise the error should contain that string.
jba
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Oct 14, 2025
appleboy
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Oct 14, 2025
samthanawalla
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Oct 14, 2025
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Refer To Issue 473
Changes: