feat: Apache APISIX support. Fixes #2395

.gitignore

@@ -9,6 +9,8 @@ cmd/**/debug
 debug.test
 coverage.out
 coverage.html
+junit.xml
+rerunreport.txt
 site/
 vendor/
 # generated

docs/getting-started/apisix/rollout.yaml

@@ -0,0 +1,37 @@
+apiVersion: argoproj.io/v1alpha1
+kind: Rollout
+metadata:
+  name: rollouts-demo
+spec:
+  replicas: 5
+  strategy:
+    canary:
+      canaryService: rollouts-demo-canary
+      stableService: rollouts-demo-stable
+      trafficRouting:
+        apisix:
+          routeRef: rollouts-demo-route
+          ruleRef: rollouts-demo
+      steps:
+        - setWeight: 5
+        - pause: {}
+  revisionHistoryLimit: 2
+  selector:
+    matchLabels:
+      app: rollouts-demo
+  template:
+    metadata:
+      labels:
+        app: rollouts-demo
+    spec:
+      containers:
+        - name: rollouts-demo
+          image: argoproj/rollouts-demo:blue
+          ports:
+            - name: http
+              containerPort: 8080
+              protocol: TCP
+          resources:
+            requests:
+              memory: 32Mi
+              cpu: 5m

docs/getting-started/apisix/route.yaml

@@ -0,0 +1,25 @@
+apiVersion: apisix.apache.org/v2
+kind: ApisixRoute
+metadata:
+  name: rollouts-demo-route
+spec:
+  http:
+    - name: rollouts-demo
+      match:
+        paths:
+          - /*
+        methods:
+          - GET
+          - POST
+          - PUT
+          - DELETE
+          - PATCH
+        hosts:
+          - rollouts-demo.apisix.local
+      backends:
+        - serviceName: rollouts-demo-stable
+          servicePort: 80
+          weight: 100
+        - serviceName: rollouts-demo-canary
+          servicePort: 80
+          weight: 0

docs/getting-started/apisix/services.yaml

@@ -0,0 +1,30 @@
+apiVersion: v1
+kind: Service
+metadata:
+  name: rollouts-demo-canary
+spec:
+  ports:
+    - port: 80
+      targetPort: http
+      protocol: TCP
+      name: http
+  selector:
+    app: rollouts-demo
+    # This selector will be updated with the pod-template-hash of the canary ReplicaSet. e.g.:
+    # rollouts-pod-template-hash: 7bf84f9696
+
+---
+apiVersion: v1
+kind: Service
+metadata:
+  name: rollouts-demo-stable
+spec:
+  ports:
+    - port: 80
+      targetPort: http
+      protocol: TCP
+      name: http
+  selector:
+    app: rollouts-demo
+    # This selector will be updated with the pod-template-hash of the stable ReplicaSet. e.g.:
+    # rollouts-pod-template-hash: 789746c88d

manifests/crds/rollout-crd.yaml

@@ -709,6 +709,15 @@ spec:
                             required:
                             - mappings
                             type: object
+                          apisix:
+                            properties:
+                              routeRef:
+                                type: string
+                              ruleRef:
+                                type: string
+                            required:
+                            - routeRef
+                            type: object
                           appMesh:
                             properties:
                               virtualNodeGroup:

manifests/install.yaml

@@ -11719,6 +11719,15 @@ spec:
                             required:
                             - mappings
                             type: object
+                          apisix:
+                            properties:
+                              routeRef:
+                                type: string
+                              ruleRef:
+                                type: string
+                            required:
+                            - routeRef
+                            type: object
                           appMesh:
                             properties:
                               virtualNodeGroup:
@@ -14693,6 +14702,14 @@ rules:
   - watch
   - get
   - update
+- apiGroups:
+  - apisix.apache.org
+  resources:
+  - apisixroutes
+  verbs:
+  - watch
+  - get
+  - update
 ---
 apiVersion: rbac.authorization.k8s.io/v1
 kind: ClusterRole

manifests/namespace-install.yaml

@@ -11719,6 +11719,15 @@ spec:
                             required:
                             - mappings
                             type: object
+                          apisix:
+                            properties:
+                              routeRef:
+                                type: string
+                              ruleRef:
+                                type: string
+                            required:
+                            - routeRef
+                            type: object
                           appMesh:
                             properties:
                               virtualNodeGroup:
@@ -14693,6 +14702,14 @@ rules:
   - watch
   - get
   - update
+- apiGroups:
+  - apisix.apache.org
+  resources:
+  - apisixroutes
+  verbs:
+  - watch
+  - get
+  - update
 ---
 apiVersion: rbac.authorization.k8s.io/v1
 kind: ClusterRole

manifests/role/argo-rollouts-clusterrole.yaml

@@ -229,3 +229,11 @@ rules:
   - watch
   - get
   - update
+- apiGroups:
+  - apisix.apache.org
+  resources:
+  - apisixroutes
+  verbs:
+  - watch
+  - get
+  - update

pkg/apiclient/rollout/rollout.swagger.json

@@ -598,6 +598,20 @@
       },
       "title": "AntiAffinity defines which inter-pod scheduling rule to use for anti-affinity injection"
     },
+    "github.com.argoproj.argo_rollouts.pkg.apis.rollouts.v1alpha1.ApisixTrafficRouting": {
+      "type": "object",
+      "properties": {
+        "routeRef": {
+          "type": "string",
+          "title": "RouteRef refer to the name of the APISIX Route used to route traffic to the service"
+        },
+        "ruleRef": {
+          "type": "string",
+          "title": "RuleRef refer to the name of the APISIX Route HTTP Rule used to route traffic to the service"
+        }
+      },
+      "title": "ApisixTrafficRouting defines the configuration required to use APISIX as traffic router"
+    },
     "github.com.argoproj.argo_rollouts.pkg.apis.rollouts.v1alpha1.AppMeshTrafficRouting": {
       "type": "object",
       "properties": {
@@ -1584,6 +1598,10 @@
             "$ref": "#/definitions/github.com.argoproj.argo_rollouts.pkg.apis.rollouts.v1alpha1.MangedRoutes"
           },
           "description": "A list of HTTP routes that Argo Rollouts manages, the order of this array also becomes the precedence in the upstream\ntraffic router."
+        },
+        "apisix": {
+          "$ref": "#/definitions/github.com.argoproj.argo_rollouts.pkg.apis.rollouts.v1alpha1.ApisixTrafficRouting",
+          "title": "Apisix holds specific configuration to use Apisix to route traffic"
         }
       },
       "title": "RolloutTrafficRouting hosts all the different configuration for supported service meshes to enable more fine-grained traffic routing"