Add 'inventory-item-has-asset-type' constraint and tests

features/fedramp_extensions.feature

@@ -121,6 +121,7 @@ Examples:
   | interconnection-security |
   | inventory-item-allows-authenticated-scan |
   | inventory-item-and-component-has-public |
+  | inventory-item-has-asset-type |
   | inventory-item-has-valid-mac-address |
   | inventory-item-has-vendor-name |
   | inventory-item-or-component-has-asset-id |
@@ -376,6 +377,8 @@ Examples:
   | inventory-item-allows-authenticated-scan-PASS.yaml |
   | inventory-item-and-component-has-public-FAIL.yaml |
   | inventory-item-and-component-has-public-PASS.yaml |
+  | inventory-item-has-asset-type-FAIL.yaml |
+  | inventory-item-has-asset-type-PASS.yaml |
   | inventory-item-has-valid-mac-address-FAIL.yaml |
   | inventory-item-has-valid-mac-address-PASS.yaml |
   | inventory-item-has-vendor-name-FAIL.yaml |

src/validations/constraints/content/ssp-inventory-item-has-asset-type-INVALID.xml

@@ -0,0 +1,7 @@
+<system-security-plan xmlns="http://csrc.nist.gov/ns/oscal/1.0" uuid="11111111-2222-4000-8000-000000000000">
+  <system-implementation>
+    <inventory-item uuid="11111111-2222-4000-8000-011000000001">
+      <!-- <prop name="asset-type" value="operating-system"/> Missing "asset-type" prop. -->
+    </inventory-item>
+  </system-implementation>
+</system-security-plan>

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

@@ -663,6 +663,11 @@
         <metapath target="/system-security-plan/system-implementation/inventory-item"/>
         <constraints>
             <let var ="component-uuid" expression="implemented-component/@component-uuid"/>
+            <expect id="inventory-item-has-asset-type" target="." test="count(prop[@name='asset-type' ]) = 1 or count(../component[@uuid=$component-uuid]/prop[@name='asset-type' ]) = 1" level="ERROR">
+                <formal-name>Inventory Item Has Asset-Type</formal-name>
+                <prop namespace="https://docs.oasis-open.org/sarif/sarif/v2.1.0" name="help-url" value="https://automate.fedramp.gov/documentation/ssp/5-attachments/#system-inventory-approach"/>
+                <message>In a FedRAMP SSP, each inventory item MUST define the asset type either in the inventory item itself or within the linked component.</message>
+            </expect>
              <expect id="inventory-item-has-valid-mac-address" target=".[prop[@name='mac-address']]/prop[@name='mac-address']" test="matches(@value, '^([0-9A-Fa-f]{2}[:-]){5}([0-9A-Fa-f]{2})|([0-9a-fA-F]{4}\\.[0-9a-fA-F]{4}\\.[0-9a-fA-F]{4})$')" level="ERROR">
                 <formal-name>Inventory Item Has Valid Mac Address</formal-name>
                 <prop namespace="https://docs.oasis-open.org/sarif/sarif/v2.1.0" name="help-url" value="https://automate.fedramp.gov/documentation/ssp/5-attachments/#system-inventory-approach"/>

src/validations/constraints/unit-tests/inventory-item-has-asset-type-FAIL.yaml

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

src/validations/constraints/unit-tests/inventory-item-has-asset-type-PASS.yaml

@@ -0,0 +1,9 @@
+test-case:
+  name: Positive Test for inventory-item-has-asset-type
+  description: >-
+    This test case validates the behavior of constraint
+    inventory-item-has-asset-type
+  content: ../../../content/rev5/examples/ssp/xml/fedramp-ssp-example.oscal.xml
+  expectations:
+    - constraint-id: inventory-item-has-asset-type
+      result: pass