start upgrade to golang 1.19.4 and alpine 3.17.0 (#9417)

* start upgrade to 1.19.4

Signed-off-by: James Strong <james.strong@chainguard.dev>

* add matrix to image test-image

Signed-off-by: James Strong <james.strong@chainguard.dev>

* update to alpine 3.17

Signed-off-by: James Strong <james.strong@chainguard.dev>

* remove need for curl

Signed-off-by: James Strong <james.strong@chainguard.dev>

Signed-off-by: James Strong <james.strong@chainguard.dev>

images/go-grpc-greeter-server/rootfs/Dockerfile

@@ -1,9 +1,9 @@
-FROM golang:buster as build
+FROM golang:1.19.4-alpine3.17 as build
 
 WORKDIR /go/src/greeter-server
 
-RUN curl -o main.go https://raw.githubusercontent.com/grpc/grpc-go/91e0aeb192456225adf27966d04ada4cf8599915/examples/features/reflection/server/main.go && \
-  go mod init greeter-server && \
+COPY main.go .
+RUN go mod init greeter-server && \
   go mod tidy && \
   go build -o /greeter-server main.go
 

images/go-grpc-greeter-server/rootfs/main.go

@@ -0,0 +1,78 @@
+/*
+ *
+ * Copyright 2019 gRPC authors.
+ *
+ * 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.
+ *
+ */
+
+// Binary server is an example server.
+package main
+
+import (
+	"context"
+	"flag"
+	"fmt"
+	"log"
+	"net"
+
+	"google.golang.org/grpc"
+	"google.golang.org/grpc/reflection"
+
+	ecpb "google.golang.org/grpc/examples/features/proto/echo"
+	hwpb "google.golang.org/grpc/examples/helloworld/helloworld"
+)
+
+var port = flag.Int("port", 50051, "the port to serve on")
+
+// hwServer is used to implement helloworld.GreeterServer.
+type hwServer struct {
+	hwpb.UnimplementedGreeterServer
+}
+
+// SayHello implements helloworld.GreeterServer
+func (s *hwServer) SayHello(ctx context.Context, in *hwpb.HelloRequest) (*hwpb.HelloReply, error) {
+	return &hwpb.HelloReply{Message: "Hello " + in.Name}, nil
+}
+
+type ecServer struct {
+	ecpb.UnimplementedEchoServer
+}
+
+func (s *ecServer) UnaryEcho(ctx context.Context, req *ecpb.EchoRequest) (*ecpb.EchoResponse, error) {
+	return &ecpb.EchoResponse{Message: req.Message}, nil
+}
+
+func main() {
+	flag.Parse()
+	lis, err := net.Listen("tcp", fmt.Sprintf(":%d", *port))
+	if err != nil {
+		log.Fatalf("failed to listen: %v", err)
+	}
+	fmt.Printf("server listening at %v\n", lis.Addr())
+
+	s := grpc.NewServer()
+
+	// Register Greeter on the server.
+	hwpb.RegisterGreeterServer(s, &hwServer{})
+
+	// Register RouteGuide on the same server.
+	ecpb.RegisterEchoServer(s, &ecServer{})
+
+	// Register reflection service on gRPC server.
+	reflection.Register(s)
+
+	if err := s.Serve(lis); err != nil {
+		log.Fatalf("failed to serve: %v", err)
+	}
+}