MGMT-19708: Ignore mirrored registries when validating pull secrets

When a mirror registry configuration is provided to assisted, we
will assume that the registry does not require authentication.
This is a better user experience so that the user will not have
to provide credentials for a registry if a mirror registry will
be used in its place.

cmd/main.go

@@ -379,6 +379,15 @@ func main() {
 
 	publicRegistries := map[string]bool{}
 	validations.ParsePublicRegistries(publicRegistries, Options.ValidationsConfig.PublicRegistries)
+	if mirrorRegistriesBuilder.IsMirrorRegistriesConfigured() {
+		mirrorRegistries, err := mirrorRegistriesBuilder.ExtractLocationMirrorDataFromRegistries()
+		if err != nil {
+			log.WithError(err).Warnf("failed to parse mirror registries provided to assisted-service, check your mirror registry config map")
+		} else {
+			validations.ParseMirrorRegistries(publicRegistries, mirrorRegistries)
+		}
+	}
+
 	pullSecretValidator, err := validations.NewPullSecretValidator(
 		publicRegistries,
 		authHandler,

internal/cluster/validations/pull_secret_validation.go

@@ -7,6 +7,7 @@ import (
 	"strings"
 
 	"github.com/openshift/assisted-service/pkg/auth"
+	"github.com/openshift/assisted-service/pkg/mirrorregistries"
 	"github.com/openshift/assisted-service/pkg/ocm"
 	"github.com/pkg/errors"
 )
@@ -35,6 +36,16 @@ func ParsePublicRegistries(publicRegistries map[string]bool, publicRegistriesLit
 	}
 }
 
+func ParseMirrorRegistries(publicRegistries map[string]bool, mirrorRegistries []mirrorregistries.RegistriesConf) {
+	for _, mirrorRegistry := range mirrorRegistries {
+		registry, err := ParseRegistry(mirrorRegistry.Location)
+		if err != nil {
+			continue
+		}
+		publicRegistries[registry] = true
+	}
+}
+
 type registryPullSecretValidator struct {
 	publicRegistries   map[string]bool
 	registriesWithAuth map[string]bool