Alpine kne node for Alpine Virtual Switch (#470)

* Add Alpine KNE node

* Add Alpine node type

* Add alpine proto

* Fix test topo

* Add name of dataplane container

* Fix pod creation

* Add alpine test topology proto

* Add unittest

* Address review comments

* Address review comments

* Address review comments

* Add Todo for constraint

* Add Todo for constraint

* Add Todo for constraint

* Fix unittest and formatting

* Fix

* Fix

* Fix

* Fix linter error

* Fix linter error

examples/alpine/alpine.pb.txt

@@ -0,0 +1,49 @@
+name: "twodut-alpine"
+nodes: {
+    name: "alpine"
+    vendor: ALPINE
+    config: {
+        image: "sonic-vs:latest"
+        vendor_data {
+            [type.googleapis.com/alpine.AlpineConfig] {
+                containers: {
+                    name: "dataplane"
+                    image: "us-west1-docker.pkg.dev/openconfig-lemming/release/lucius:ga"
+                    command: "/lucius/lucius"
+                    args: "-alsologtostderr"
+                }
+            }
+        }
+    }
+    services:{
+        key: 22
+        value: {
+            name: "ssh"
+            inside: 22
+        }
+    }
+}
+nodes: {
+    name: "host"
+    vendor: HOST
+    services:{
+        key: 22
+        value: {
+            name: "ssh"
+            inside: 22
+        }
+    }
+}
+
+links: {
+    a_node: "alpine"
+    a_int: "eth1"
+    z_node: "host"
+    z_int: "eth1"
+}
+links: {
+    a_node: "alpine"
+    a_int: "eth2"
+    z_node: "host"
+    z_int: "eth2"
+}

proto/alpine.proto

@@ -0,0 +1,30 @@
+// Copyright 2021 Google LLC
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//      http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+syntax = "proto3";
+
+package alpine;
+
+option go_package = "github.com/openconfig/kne/proto/alpine";
+
+// Alpine specific vendor data for KNE
+message AlpineConfig {
+  repeated Container containers = 1;
+}
+
+message Container {
+  string name = 1;
+  string image = 2;
+  repeated string command = 3;
+  repeated string args = 4;
+}

proto/generate.go

@@ -1,5 +1,6 @@
 package proto
 
+//go:generate protoc --go_out=./alpine --go_opt=paths=source_relative ./alpine.proto
 //go:generate protoc --go_out=./topo --go_opt=paths=source_relative ./topo.proto
 //go:generate protoc --go_out=./ceos --go_opt=paths=source_relative ./ceos.proto
 //go:generate protoc --go_out=./controller --go-grpc_out=./controller --go-grpc_opt=paths=source_relative --go_opt=paths=source_relative ./controller.proto

proto/topo.proto

@@ -41,6 +41,7 @@ enum Vendor {
   GOBGP = 8;
   NOKIA = 9;
   OPENCONFIG = 10;
+  ALPINE = 11;
 }
 
 // Node is a single container inside the topology