Add component-responsible-role-references-party constraint

features/fedramp_extensions.feature

@@ -36,6 +36,7 @@ Examples:
   | cia-impact-has-selected |
   | cloud-service-model |
   | component-has-authentication-method |
+  | component-has-provider-responsible-role |
   | component-type |
   | control-implementation-status |
   | data-center-alternate |
@@ -177,6 +178,8 @@ Examples:
   | cloud-service-model-PASS.yaml |
   | component-has-authentication-method-FAIL.yaml |
   | component-has-authentication-method-PASS.yaml |
+  | component-responsible-role-references-party-FAIL.yaml |
+  | component-responsible-role-references-party-PASS.yaml |
   | component-type-FAIL.yaml |
   | component-type-PASS.yaml |
   | control-implementation-status-FAIL.yaml |

src/validations/constraints/content/ssp-all-VALID.xml

@@ -315,7 +315,10 @@
         </remarks>
       </prop>
      <status state="operational"/>
-     </component>
+      <responsible-role role-id="provider">
+        <party-uuid>11111111-0000-4000-9000-000000000001</party-uuid>
+      </responsible-role>
+    </component>
 
     <component uuid="66666666-0000-4000-9000-000000000006" type="interconnection">
       <title>External API Connection</title>
@@ -330,6 +333,9 @@
         </remarks>
       </prop>
       <status state="operational"/>
+      <responsible-role role-id="provider">
+        <party-uuid>11111111-0000-4000-9000-000000000001</party-uuid>
+      </responsible-role>
       <responsible-role role-id="system-admin">
         <party-uuid>11111111-0000-4000-9000-000000000001</party-uuid>
       </responsible-role>
@@ -352,6 +358,9 @@
         </remarks>
       </prop>
       <status state="operational"/>
+      <responsible-role role-id="provider">
+        <party-uuid>11111111-0000-4000-9000-000000000001</party-uuid>
+      </responsible-role>
     </component>
 
     <inventory-item uuid="77777777-0000-4000-9000-000000000007">

src/validations/constraints/content/ssp-component-has-provider-responsible-role-INVALID.xml

@@ -0,0 +1,12 @@
+<system-security-plan xmlns="http://csrc.nist.gov/ns/oscal/1.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://csrc.nist.gov/ns/oscal/1.0 https://github.com/usnistgov/OSCAL/releases/download/v1.1.2/oscal_ssp_schema.xsd" uuid="12345678-1234-4321-8765-123456789012">
+  <system-implementation>
+    <component uuid="6ac88fd2-7c7b-4357-af2e-f22ccd3ead26" type="system">
+      <prop name="leveraged-authorization-uuid" value="233e0f09-fe5e-47e2-bca3-5f32df75e57a"/>
+      <responsible-role role-id="provider">
+        <!-- There are two parties referenced. The count should be 1. -->
+        <party-uuid>11111111-0000-4000-9000-000000000001</party-uuid>
+        <party-uuid>11111111-0000-4000-9000-000000000002</party-uuid>
+      </responsible-role>
+    </component>
+  </system-implementation>
+</system-security-plan>

src/validations/constraints/fedramp-external-constraints.xml

@@ -86,6 +86,11 @@
                 <prop namespace="https://docs.oasis-open.org/sarif/sarif/v2.1.0" name="help-url" value="https://automate.fedramp.gov/documentation/ssp/4-ssp-template-to-oscal-mapping/#leveraged-fedramp-authorized-services"/>
                 <message>A FedRAMP SSP MUST include at least one authentication method for each leveraged system.</message>
             </expect>
+            <expect id="component-has-provider-responsible-role" target="//component[(@type='system' and ./prop[@name='leveraged-authorization-uuid']) or (@type='service' and not(./prop[@name='leveraged-authorization-uuid']) and ./prop[@name='implementation-point' and @value='external']) or (@type='interconnection') or (@type='service' and ./prop[@name='implementation-point' and @value='internal'] and ./prop[@name='direction']) or (@type='software' and ./prop[@name='asset-type' and @value='cli'] and ./prop[@name='direction'])]" test="count(responsible-role[@role-id='provider']/party-uuid) = 1" level="ERROR">
+                <formal-name>Component Has Provider Responsible Role</formal-name>
+                <prop namespace="https://docs.oasis-open.org/sarif/sarif/v2.1.0" name="help-url" value="https://automate.fedramp.gov/documentation/ssp/4-ssp-template-to-oscal-mapping/#external-systems-and-services-not-having-fedramp-authorization"/>
+                <message>Each component dealing with leveraged systems, interconnections, or authorized services MUST have a "provider" responsible-role that references exactly one valid party.</message>
+            </expect>
             <expect id="has-authorization-boundary-diagram-link-href-target" target="." test="not(starts-with(system-characteristics/authorization-boundary/diagram/link/@href, '#')) or exists(//resource[@uuid eq substring-after($authorization-boundary-link, '#')])" level="ERROR">
                 <formal-name>Has Authorization Boundary Diagram Link Href Target</formal-name>
                 <prop namespace="https://docs.oasis-open.org/sarif/sarif/v2.1.0" name="help-url" value="https://automate.fedramp.gov/documentation/ssp/4-ssp-template-to-oscal-mapping/#authorization-boundary"/>

src/validations/constraints/unit-tests/component-responsible-role-references-party-FAIL.yaml

@@ -0,0 +1,9 @@
+test-case:
+  name: Negative Test for component-has-provider-responsible-role
+  description: >-
+    This test case validates the behavior of constraint
+    component-has-provider-responsible-role
+  content: ../content/ssp-component-has-provider-responsible-role-INVALID.xml
+  expectations:
+    - constraint-id: component-has-provider-responsible-role
+      result: fail

src/validations/constraints/unit-tests/component-responsible-role-references-party-PASS.yaml

@@ -0,0 +1,9 @@
+test-case:
+  name: Positive Test for component-has-provider-responsible-role
+  description: >-
+    This test case validates the behavior of constraint
+    component-has-provider-responsible-role
+  content: ../content/ssp-all-VALID.xml
+  expectations:
+    - constraint-id: component-has-provider-responsible-role
+      result: pass