#2022 provide the option to log a warning instead of failing modifyin…

…g API calls in WoT based validation

deployment/helm/ditto/templates/things-deployment.yaml

@@ -308,6 +308,8 @@ spec:
               value: "{{ .Values.things.config.wot.tdBasePrefix }}"
             - name: THINGS_WOT_TM_MODEL_VALIDATION_ENABLED
               value: "{{ .Values.things.config.wot.tmValidation.enabled }}"
+            - name: THINGS_WOT_TM_MODEL_VALIDATION_LOG_WARNING_INSTEAD_OF_FAILING_API_CALLS
+              value: "{{ .Values.things.config.wot.tmValidation.enabled }}"
             - name: THINGS_WOT_TM_MODEL_VALIDATION_THING_ENFORCE_TD_MODIFICATION
               value: "{{ index .Values.things.config.wot.tmValidation.thing.enforce "thing-description-modification" }}"
             - name: THINGS_WOT_TM_MODEL_VALIDATION_THING_ENFORCE_ATTRIBUTES

deployment/helm/ditto/values.yaml

@@ -1045,6 +1045,8 @@ things:
       tmValidation:
         # enabled whether the ThingModel validation of Things/Features should be enabled
         enabled: true
+        # log-warning-instead-of-failing-api-calls whether to instead of to reject/fail API calls (when enabled=true), log a WARNING log instead
+        log-warning-instead-of-failing-api-calls: false
         # thing provides configuration settings for WoT based validation of Things
         thing:
           # enforce holds all configuration relating to enforcing the model
@@ -1116,6 +1118,7 @@ things:
           #   configOverrides:
           #     # exactly the same config keys and structure applies as in the static config
           #     enabled: true
+          #     log-warning-instead-of-failing-api-calls: true
           #     thing:
           #       enforce:
           #         thing-description-modification: false

things/service/src/main/resources/things.conf

@@ -281,6 +281,10 @@ ditto {
         enabled = true
         enabled = ${?THINGS_WOT_TM_MODEL_VALIDATION_ENABLED}
 
+        # whether to instead of to reject/fail API calls (when enabled=true), log a WARNING log instead
+        log-warning-instead-of-failing-api-calls = false
+        log-warning-instead-of-failing-api-calls = ${?THINGS_WOT_TM_MODEL_VALIDATION_LOG_WARNING_INSTEAD_OF_FAILING_API_CALLS}
+
         thing {
           enforce {
             # whether to enforce a thing whenever the "definition" of the thing is updated to a new/other WoT TM
@@ -382,6 +386,7 @@ ditto {
 //            // if the validation-context "matches" a processed API call, apply the following overrides:
 //            config-overrides {
 //              enabled = true
+//              log-warning-instead-of-failing-api-calls = true
 //              thing {
 //                enforce.attributes = false
 //              }

wot/api/src/main/java/org/eclipse/ditto/wot/api/config/DefaultTmValidationConfig.java

@@ -43,6 +43,7 @@ final class DefaultTmValidationConfig implements TmValidationConfig {
     private final List<InternalDynamicTmValidationConfiguration> dynamicTmValidationConfigurations;
 
     private final boolean enabled;
+    private final boolean logWarningInsteadOfFailingApiCalls;
     private final ThingValidationConfig thingValidationConfig;
     private final FeatureValidationConfig featureValidationConfig;
 
@@ -59,6 +60,7 @@ private DefaultTmValidationConfig(final ScopedConfig scopedConfig,
                 .reduce(ConfigFactory.empty(), (a, b) -> b.withFallback(a))
                 .withFallback(scopedConfig.resolve());
         enabled = effectiveConfig.getBoolean(ConfigValue.ENABLED.getConfigPath());
+        logWarningInsteadOfFailingApiCalls = effectiveConfig.getBoolean(ConfigValue.LOG_WARNING_INSTEAD_OF_FAILING_API_CALLS.getConfigPath());
 
         thingValidationConfig = DefaultThingValidationConfig.of(effectiveConfig);
         featureValidationConfig = DefaultFeatureValidationConfig.of(effectiveConfig);
@@ -87,6 +89,11 @@ public boolean isEnabled() {
         return enabled;
     }
 
+    @Override
+    public boolean logWarningInsteadOfFailingApiCalls() {
+        return logWarningInsteadOfFailingApiCalls;
+    }
+
     @Override
     public ThingValidationConfig getThingValidationConfig() {
         return thingValidationConfig;
@@ -117,22 +124,24 @@ public boolean equals(final Object o) {
         final DefaultTmValidationConfig that = (DefaultTmValidationConfig) o;
         return Objects.equals(dynamicTmValidationConfigurations, that.dynamicTmValidationConfigurations) &&
                 enabled == that.enabled &&
+                logWarningInsteadOfFailingApiCalls == that.logWarningInsteadOfFailingApiCalls &&
                 Objects.equals(thingValidationConfig, that.thingValidationConfig) &&
                 Objects.equals(featureValidationConfig, that.featureValidationConfig) &&
                 Objects.equals(scopedConfig, that.scopedConfig);
     }
 
     @Override
     public int hashCode() {
-        return Objects.hash(dynamicTmValidationConfigurations, enabled, thingValidationConfig, featureValidationConfig,
-                scopedConfig);
+        return Objects.hash(dynamicTmValidationConfigurations, enabled, logWarningInsteadOfFailingApiCalls,
+                thingValidationConfig, featureValidationConfig, scopedConfig);
     }
 
     @Override
     public String toString() {
         return getClass().getSimpleName() + " [" +
                 "dynamicTmValidationConfiguration=" + dynamicTmValidationConfigurations +
                 ", enabled=" + enabled +
+                ", logWarningInsteadOfFailingApiCalls=" + logWarningInsteadOfFailingApiCalls +
                 ", thingValidationConfig=" + thingValidationConfig +
                 ", featureValidationConfig=" + featureValidationConfig +
                 ", scopedConfig=" + scopedConfig +