feat: expose Helm skip schema validation option in Zarf schema (zarf-…

…dev#3165)

Signed-off-by: Austin Abro <AustinAbro321@gmail.com>

src/api/v1alpha1/component.go

@@ -157,6 +157,16 @@ type ZarfChart struct {
 	ValuesFiles []string `json:"valuesFiles,omitempty"`
 	// [alpha] List of variables to set in the Helm chart.
 	Variables []ZarfChartVariable `json:"variables,omitempty"`
+	// Whether or not to validate the values.yaml schema, defaults to true. Necessary in the air-gap when the JSON Schema references resources on the internet.
+	SchemaValidation *bool `json:"schemaValidation,omitempty"`
+}
+
+// ShouldRunSchemaValidation returns if Helm schema validation should be run or not
+func (zc ZarfChart) ShouldRunSchemaValidation() bool {
+	if zc.SchemaValidation != nil {
+		return *zc.SchemaValidation
+	}
+	return true
 }
 
 // ZarfChartVariable represents a variable that can be set for a Helm chart overrides.

src/internal/packager/helm/chart.go

@@ -296,6 +296,8 @@ func (h *Helm) installChart(ctx context.Context, postRender *renderer) (*release
 	// Must be unique per-namespace and < 53 characters. @todo: restrict helm loadedChart name to this.
 	client.ReleaseName = h.chart.ReleaseName
 
+	client.SkipSchemaValidation = !h.chart.ShouldRunSchemaValidation()
+
 	// Namespace must be specified.
 	client.Namespace = h.chart.Namespace
 
@@ -329,6 +331,8 @@ func (h *Helm) upgradeChart(ctx context.Context, lastRelease *release.Release, p
 
 	client.SkipCRDs = true
 
+	client.SkipSchemaValidation = !h.chart.ShouldRunSchemaValidation()
+
 	// Namespace must be specified.
 	client.Namespace = h.chart.Namespace
 

zarf.schema.json

@@ -377,6 +377,10 @@
           },
           "type": "array",
           "description": "[alpha] List of variables to set in the Helm chart."
+        },
+        "schemaValidation": {
+          "type": "boolean",
+          "description": "Whether or not to validate the values.yaml schema, defaults to true. Necessary in the air-gap when the JSON Schema references resources on the internet."
         }
       },
       "additionalProperties": false,