From e0fc5ecb39f0304a2fc8114c4421dcc024307297 Mon Sep 17 00:00:00 2001
From: stefanprodan <stefan.prodan@gmail.com>
Date: Sat, 13 Apr 2019 15:37:41 +0300
Subject: [PATCH] Add hook type to CRD - pre-rollout execute webhook before
 routing traffic to canary - rollout execute webhook during the canary
 analysis on each iteration - post-rollout execute webhook after the canary
 has been promoted or rolled back Add canary phase to webhook payload

---
 pkg/apis/flagger/v1alpha3/types.go | 20 +++++++++++++++++---
 1 file changed, 17 insertions(+), 3 deletions(-)

diff --git a/pkg/apis/flagger/v1alpha3/types.go b/pkg/apis/flagger/v1alpha3/types.go
index 92bc55164..4b0b9d129 100755
--- a/pkg/apis/flagger/v1alpha3/types.go
+++ b/pkg/apis/flagger/v1alpha3/types.go
@@ -148,11 +148,24 @@ type CanaryMetric struct {
 	Query string `json:"query,omitempty"`
 }
 
+// HookType can be pre, post or during rollout
+type HookType string
+
+const (
+	// RolloutHook execute webhook during the canary analysis
+	RolloutHook HookType = "rollout"
+	// PreRolloutHook execute webhook before routing traffic to canary
+	PreRolloutHook HookType = "pre-rollout"
+	// PreRolloutHook execute webhook after the canary analysis
+	PostRolloutHook HookType = "post-rollout"
+)
+
 // CanaryWebhook holds the reference to external checks used for canary analysis
 type CanaryWebhook struct {
-	Name    string `json:"name"`
-	URL     string `json:"url"`
-	Timeout string `json:"timeout"`
+	Type    HookType `json:"type"`
+	Name    string   `json:"name"`
+	URL     string   `json:"url"`
+	Timeout string   `json:"timeout"`
 	// +optional
 	Metadata *map[string]string `json:"metadata,omitempty"`
 }
@@ -161,6 +174,7 @@ type CanaryWebhook struct {
 type CanaryWebhookPayload struct {
 	Name      string            `json:"name"`
 	Namespace string            `json:"namespace"`
+	Phase     CanaryPhase       `json:"phase"`
 	Metadata  map[string]string `json:"metadata,omitempty"`
 }