Configuration Analysis Messages

Configuration Analysis Messages

istioctl provides rich analysis of Istio configuration state in order to identity invalid or suboptimal configurations. Here’s is a list of the distinct possible error or warning messages produced by this analysis.

IST0001: InternalError

There was an internal error in the toolchain. This is almost always a bug in the implementation.

IST0002: Deprecated

A feature that the configuration is depending on is now deprecated.

IST0101: ReferencedResourceNotFound

A resource being referenced does not exist.

IST0102: NamespaceNotInjected

A namespace is not enabled for Istio injection.

IST0103: PodMissingProxy

A pod is missing the Istio proxy.

IST0104: GatewayPortNotOnWorkload

Unhandled gateway port

IST0105: IstioProxyImageMismatch

The image of the Istio proxy running on the pod does not match the image defined in the injection configuration.

IST0106: SchemaValidationError

The resource has a schema validation error.

IST0107: MisplacedAnnotation

An Istio annotation is applied to the wrong kind of resource.

IST0108: UnknownAnnotation

An Istio annotation is not recognized for any kind of resource

IST0109: ConflictingMeshGatewayVirtualServiceHosts

Conflicting hosts on VirtualServices associated with mesh gateway

IST0110: ConflictingSidecarWorkloadSelectors

A Sidecar resource selects the same workloads as another Sidecar resource

IST0111: MultipleSidecarsWithoutWorkloadSelectors

More than one sidecar resource in a namespace has no workload selector

IST0112: VirtualServiceDestinationPortSelectorRequired

A VirtualService routes to a service with more than one port exposed, but does not specify which to use.

IST0113: MTLSPolicyConflict

A DestinationRule and Policy are in conflict with regards to mTLS.

IST0116: DeploymentAssociatedToMultipleServices

The resulting pods of a service mesh deployment can’t be associated with multiple services using the same port but different protocols.

IST0117: DeploymentRequiresServiceAssociated

The resulting pods of a service mesh deployment must be associated with at least one service.

IST0118: PortNameIsNotUnderNamingConvention

Port name is not under naming convention. Protocol detection is applied to the port.

IST0119: JwtFailureDueToInvalidServicePortPrefix

Authentication policy with JWT targets Service with invalid port specification.

IST0122: InvalidRegexp

Invalid Regex

IST0123: NamespaceMultipleInjectionLabels

A namespace has both new and legacy injection labels

IST0125: InvalidAnnotation

An Istio annotation that is not valid

IST0126: UnknownMeshNetworksServiceRegistry

A service registry in Mesh Networks is unknown

IST0133: SchemaWarning

The resource has a schema validation warning.

IST0138: GatewayDuplicateCertificate

Duplicate certificate in multiple gateways may cause 404s if clients re-use HTTP2 connections.

IST0139: InvalidWebhook

Webhook is invalid or references a control plane service that does not exist.

IST0140: IngressRouteRulesNotAffected

Route rules have no effect on ingress gateway requests

IST0141: InsufficientPermissions

Required permissions to install Istio are missing.

IST0142: UnsupportedKubernetesVersion

The Kubernetes version is not supported

IST0143: LocalhostListener

A port exposed in a Service is bound to a localhost address

IST0144: InvalidApplicationUID

Application pods should not run as user ID (UID) 1337

IST0145: ConflictingGateways

Gateway should not have the same selector, port and matched hosts of server

IST0146: ImageAutoWithoutInjectionWarning

Deployments with `image: auto` should be targeted for injection.

IST0147: ImageAutoWithoutInjectionError

Pods with `image: auto` should be targeted for injection.