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select jwk by kid #458

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select jwk by kid #458

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3e0ca3d
add optional input for bulk export to select the kid to use for the c…
nathanloyer Sep 28, 2023
da4e6e7
add missing kid input param
nathanloyer Sep 29, 2023
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9 changes: 6 additions & 3 deletions lib/onc_certification_g10_test_kit/authorization_request_builder.rb
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Original file line number Diff line number Diff line change
Expand Up @@ -12,7 +12,7 @@ def self.bulk_data_jwks
end

attr_reader :encryption_method, :scope, :iss, :sub, :aud, :content_type, :grant_type, :client_assertion_type, :exp,
:jti
:jti, :kid

def initialize(
encryption_method:,
Expand All @@ -24,7 +24,8 @@ def initialize(
grant_type: 'client_credentials',
client_assertion_type: 'urn:ietf:params:oauth:client-assertion-type:jwt-bearer',
exp: 5.minutes.from_now,
jti: SecureRandom.hex(32)
jti: SecureRandom.hex(32),
kid: nil
)
@encryption_method = encryption_method
@scope = scope
Expand All @@ -36,13 +37,15 @@ def initialize(
@client_assertion_type = client_assertion_type
@exp = exp
@jti = jti
@kid = kid
end

def bulk_private_key
@bulk_private_key ||=
self.class.bulk_data_jwks['keys']
.select { |key| key['key_ops']&.include?('sign') }
.find { |key| key['alg'] == encryption_method }
.select { |key| key['alg'] == encryption_method }
.find { |key| !kid || key['kid'] == kid }
end

def jwt_token
Expand Down
19 changes: 15 additions & 4 deletions lib/onc_certification_g10_test_kit/bulk_data_authorization.rb
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Original file line number Diff line number Diff line change
Expand Up @@ -39,6 +39,13 @@ class BulkDataAuthorization < Inferno::TestGroup
}
]
}
input :bulk_jwks_kid,
title: 'Bulk Data JWKS kid',
description: <<~DESCRIPTION,
The key ID of the JWKS private key to use for signing the client assertion when fetching an auth token.
Defaults to the first JWK in the list if no kid is supplied.
DESCRIPTION
optional: true
output :bearer_token

http_client :token_endpoint do
Expand Down Expand Up @@ -85,7 +92,8 @@ class BulkDataAuthorization < Inferno::TestGroup
iss: bulk_client_id,
sub: bulk_client_id,
aud: bulk_token_endpoint,
grant_type: 'not_a_grant_type')
grant_type: 'not_a_grant_type',
kid: bulk_jwks_kid)

post(**{ client: :token_endpoint }.merge(post_request_content))

Expand Down Expand Up @@ -116,7 +124,8 @@ class BulkDataAuthorization < Inferno::TestGroup
iss: bulk_client_id,
sub: bulk_client_id,
aud: bulk_token_endpoint,
client_assertion_type: 'not_an_assertion_type')
client_assertion_type: 'not_an_assertion_type',
kid: bulk_jwks_kid)

post(**{ client: :token_endpoint }.merge(post_request_content))

Expand Down Expand Up @@ -155,7 +164,8 @@ class BulkDataAuthorization < Inferno::TestGroup
scope: bulk_scope,
iss: 'not_a_valid_iss',
sub: bulk_client_id,
aud: bulk_token_endpoint)
aud: bulk_token_endpoint,
kid: bulk_jwks_kid)

post(**{ client: :token_endpoint }.merge(post_request_content))

Expand All @@ -177,7 +187,8 @@ class BulkDataAuthorization < Inferno::TestGroup
scope: bulk_scope,
iss: bulk_client_id,
sub: bulk_client_id,
aud: bulk_token_endpoint)
aud: bulk_token_endpoint,
kid: bulk_jwks_kid)

authentication_response = post(**{ client: :token_endpoint }.merge(post_request_content))

Expand Down
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