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Support Istio FaultInjection #1643

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Support Istio FaultInjection #1643

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287d291
Support Istio FaultInjection
S-mishina May 15, 2024
6b0e7ee
fix fmt pkg/router/istio.go
S-mishina May 15, 2024
9e86729
codegen
S-mishina May 15, 2024
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35 changes: 35 additions & 0 deletions artifacts/flagger/crd.yaml
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Original file line number Diff line number Diff line change
Expand Up @@ -667,6 +667,41 @@ spec:
type: array
maxAge:
type: string
FaultInjection:
description: Istio HTTP FaultInjection
type: object
properties:
delay:
description: Delay HTTP requests
type: object
properties:
fixedDelay:
description: The fixed delay to wait before returning a response
type: string
percent:
type: integer
minimum: 0
maximum: 100
percentage:
type: object
properties:
value:
type: number
abort:
description: Abort HTTP requests
type: object
properties:
httpStatus:
description: The HTTP status code to return
type: integer
grpcStatus:
description: The gRPC status code to return
type: string
percentage:
type: object
properties:
value:
type: number
trafficPolicy:
description: Istio traffic policy
type: object
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35 changes: 35 additions & 0 deletions charts/flagger/crds/crd.yaml
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Original file line number Diff line number Diff line change
Expand Up @@ -667,6 +667,41 @@ spec:
type: array
maxAge:
type: string
FaultInjection:
description: Istio HTTP FaultInjection
type: object
properties:
delay:
description: Delay HTTP requests
type: object
properties:
fixedDelay:
description: The fixed delay to wait before returning a response
type: string
percent:
type: integer
minimum: 0
maximum: 100
percentage:
type: object
properties:
value:
type: number
abort:
description: Abort HTTP requests
type: object
properties:
httpStatus:
description: The HTTP status code to return
type: integer
grpcStatus:
description: The gRPC status code to return
type: string
percentage:
type: object
properties:
value:
type: number
trafficPolicy:
description: Istio traffic policy
type: object
Expand Down
35 changes: 35 additions & 0 deletions kustomize/base/flagger/crd.yaml
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Original file line number Diff line number Diff line change
Expand Up @@ -667,6 +667,41 @@ spec:
type: array
maxAge:
type: string
FaultInjection:
description: Istio HTTP FaultInjection
type: object
properties:
delay:
description: Delay HTTP requests
type: object
properties:
fixedDelay:
description: The fixed delay to wait before returning a response
type: string
percent:
type: integer
minimum: 0
maximum: 100
percentage:
type: object
properties:
value:
type: number
abort:
description: Abort HTTP requests
type: object
properties:
httpStatus:
description: The HTTP status code to return
type: integer
grpcStatus:
description: The gRPC status code to return
type: string
percentage:
type: object
properties:
value:
type: number
trafficPolicy:
description: Istio traffic policy
type: object
Expand Down
4 changes: 4 additions & 0 deletions pkg/apis/flagger/v1beta1/canary.go
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Expand Up @@ -218,6 +218,10 @@ type CanaryService struct {
// Canary is the metadata to add to the canary service
// +optional
Canary *CustomMetadata `json:"canary,omitempty"`

// fault injection policy for the generated virtual service
// +optional
Fault *istiov1beta1.HTTPFaultInjection `json:"FaultInjection,omitempty"`
}

// CanaryAnalysis is used to describe how the analysis should be done
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5 changes: 5 additions & 0 deletions pkg/apis/flagger/v1beta1/zz_generated.deepcopy.go
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16 changes: 13 additions & 3 deletions pkg/apis/istio/v1beta1/virtual_service.go
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Expand Up @@ -850,9 +850,18 @@ type HTTPFaultInjection struct {
// seconds. An optional _percent_ field, a value between 0 and 100, can
// be used to only delay a certain percentage of requests. If left
// unspecified, all request will be delayed.

type PercentagePercent struct {
Value float64 `json:"value,omitempty"`
}

type InjectDelay struct {
// Percentage of requests on which the delay will be injected (0-100).
Percent int `json:"percent,omitempty"`
// Percentage of the traffic to be mirrored by the `mirror` field.
// If this field is absent, all the traffic (100%) will be mirrored.
// Max value is 100.
Percentage *PercentagePercent `json:"percentage,omitempty"`

// REQUIRED. Add a fixed delay before forwarding the request. Format:
// 1h/1m/1s/1ms. MUST be >=1ms.
Expand Down Expand Up @@ -890,11 +899,12 @@ type InjectDelay struct {
// and 100, is used to only abort a certain percentage of requests. If
// not specified, all requests are aborted.
type InjectAbort struct {
// Percentage of requests to be aborted with the error code provided (0-100).
Perecent int `json:"percent,omitempty"`

// REQUIRED. HTTP status code to use to abort the Http request.
HttpStatus int `json:"httpStatus"`
// GRPC status code to use to abort the request
GrpcStatus string `json:"grpcstatus,omitempty"`
// Percentage of requests to be aborted with the error code provided.
Percentage *PercentagePercent `json:"percentage,omitempty"`
}

// +k8s:deepcopy-gen:interfaces=k8s.io/apimachinery/pkg/runtime.Object
Expand Down
30 changes: 28 additions & 2 deletions pkg/apis/istio/v1beta1/zz_generated.deepcopy.go
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6 changes: 6 additions & 0 deletions pkg/router/istio.go
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Expand Up @@ -217,6 +217,7 @@ func (ir *IstioRouter) reconcileVirtualService(canary *flaggerv1.Canary) error {
Retries: canary.Spec.Service.Retries,
CorsPolicy: canary.Spec.Service.CorsPolicy,
Headers: canary.Spec.Service.Headers,
Fault: canary.Spec.Service.Fault,
Route: canaryRoute,
},
},
Expand Down Expand Up @@ -245,6 +246,7 @@ func (ir *IstioRouter) reconcileVirtualService(canary *flaggerv1.Canary) error {
Retries: canary.Spec.Service.Retries,
CorsPolicy: canary.Spec.Service.CorsPolicy,
Headers: canary.Spec.Service.Headers,
Fault: canary.Spec.Service.Fault,
Route: canaryRoute,
},
{
Expand All @@ -254,6 +256,7 @@ func (ir *IstioRouter) reconcileVirtualService(canary *flaggerv1.Canary) error {
Retries: canary.Spec.Service.Retries,
CorsPolicy: canary.Spec.Service.CorsPolicy,
Headers: canary.Spec.Service.Headers,
Fault: canary.Spec.Service.Fault,
Route: []istiov1beta1.HTTPRouteDestination{
makeDestination(canary, primaryName, 100),
},
Expand Down Expand Up @@ -504,6 +507,7 @@ func (ir *IstioRouter) SetRoutes(
Retries: canary.Spec.Service.Retries,
CorsPolicy: canary.Spec.Service.CorsPolicy,
Headers: canary.Spec.Service.Headers,
Fault: canary.Spec.Service.Fault,
Route: []istiov1beta1.HTTPRouteDestination{
makeDestination(canary, primaryName, primaryWeight),
makeDestination(canary, canaryName, canaryWeight),
Expand Down Expand Up @@ -619,6 +623,7 @@ func (ir *IstioRouter) SetRoutes(
Retries: canary.Spec.Service.Retries,
CorsPolicy: canary.Spec.Service.CorsPolicy,
Headers: canary.Spec.Service.Headers,
Fault: canary.Spec.Service.Fault,
Route: []istiov1beta1.HTTPRouteDestination{
makeDestination(canary, primaryName, primaryWeight),
makeDestination(canary, canaryName, canaryWeight),
Expand All @@ -631,6 +636,7 @@ func (ir *IstioRouter) SetRoutes(
Retries: canary.Spec.Service.Retries,
CorsPolicy: canary.Spec.Service.CorsPolicy,
Headers: canary.Spec.Service.Headers,
Fault: canary.Spec.Service.Fault,
Route: []istiov1beta1.HTTPRouteDestination{
makeDestination(canary, primaryName, primaryWeight),
},
Expand Down