Moved to google.golang.org/genproto/googleapis/api/annotations

Fixes #52

vendor/github.com/go-kit/kit/examples/profilesvc/client/client.go

@@ -0,0 +1,120 @@
+// Package client provides a profilesvc client based on a predefined Consul
+// service name and relevant tags. Users must only provide the address of a
+// Consul server.
+package client
+
+import (
+	"io"
+	"time"
+
+	consulapi "github.com/hashicorp/consul/api"
+
+	"github.com/go-kit/kit/endpoint"
+	"github.com/go-kit/kit/examples/profilesvc"
+	"github.com/go-kit/kit/log"
+	"github.com/go-kit/kit/sd"
+	"github.com/go-kit/kit/sd/consul"
+	"github.com/go-kit/kit/sd/lb"
+)
+
+// New returns a service that's load-balanced over instances of profilesvc found
+// in the provided Consul server. The mechanism of looking up profilesvc
+// instances in Consul is hard-coded into the client.
+func New(consulAddr string, logger log.Logger) (profilesvc.Service, error) {
+	apiclient, err := consulapi.NewClient(&consulapi.Config{
+		Address: consulAddr,
+	})
+	if err != nil {
+		return nil, err
+	}
+
+	// As the implementer of profilesvc, we declare and enforce these
+	// parameters for all of the profilesvc consumers.
+	var (
+		consulService = "profilesvc"
+		consulTags    = []string{"prod"}
+		passingOnly   = true
+		retryMax      = 3
+		retryTimeout  = 500 * time.Millisecond
+	)
+
+	var (
+		sdclient  = consul.NewClient(apiclient)
+		endpoints profilesvc.Endpoints
+	)
+	{
+		factory := factoryFor(profilesvc.MakePostProfileEndpoint)
+		subscriber := consul.NewSubscriber(sdclient, factory, logger, consulService, consulTags, passingOnly)
+		balancer := lb.NewRoundRobin(subscriber)
+		retry := lb.Retry(retryMax, retryTimeout, balancer)
+		endpoints.PostProfileEndpoint = retry
+	}
+	{
+		factory := factoryFor(profilesvc.MakeGetProfileEndpoint)
+		subscriber := consul.NewSubscriber(sdclient, factory, logger, consulService, consulTags, passingOnly)
+		balancer := lb.NewRoundRobin(subscriber)
+		retry := lb.Retry(retryMax, retryTimeout, balancer)
+		endpoints.GetProfileEndpoint = retry
+	}
+	{
+		factory := factoryFor(profilesvc.MakePutProfileEndpoint)
+		subscriber := consul.NewSubscriber(sdclient, factory, logger, consulService, consulTags, passingOnly)
+		balancer := lb.NewRoundRobin(subscriber)
+		retry := lb.Retry(retryMax, retryTimeout, balancer)
+		endpoints.PutProfileEndpoint = retry
+	}
+	{
+		factory := factoryFor(profilesvc.MakePatchProfileEndpoint)
+		subscriber := consul.NewSubscriber(sdclient, factory, logger, consulService, consulTags, passingOnly)
+		balancer := lb.NewRoundRobin(subscriber)
+		retry := lb.Retry(retryMax, retryTimeout, balancer)
+		endpoints.PatchProfileEndpoint = retry
+	}
+	{
+		factory := factoryFor(profilesvc.MakeDeleteProfileEndpoint)
+		subscriber := consul.NewSubscriber(sdclient, factory, logger, consulService, consulTags, passingOnly)
+		balancer := lb.NewRoundRobin(subscriber)
+		retry := lb.Retry(retryMax, retryTimeout, balancer)
+		endpoints.DeleteProfileEndpoint = retry
+	}
+	{
+		factory := factoryFor(profilesvc.MakeGetAddressesEndpoint)
+		subscriber := consul.NewSubscriber(sdclient, factory, logger, consulService, consulTags, passingOnly)
+		balancer := lb.NewRoundRobin(subscriber)
+		retry := lb.Retry(retryMax, retryTimeout, balancer)
+		endpoints.GetAddressesEndpoint = retry
+	}
+	{
+		factory := factoryFor(profilesvc.MakeGetAddressEndpoint)
+		subscriber := consul.NewSubscriber(sdclient, factory, logger, consulService, consulTags, passingOnly)
+		balancer := lb.NewRoundRobin(subscriber)
+		retry := lb.Retry(retryMax, retryTimeout, balancer)
+		endpoints.GetAddressEndpoint = retry
+	}
+	{
+		factory := factoryFor(profilesvc.MakePostAddressEndpoint)
+		subscriber := consul.NewSubscriber(sdclient, factory, logger, consulService, consulTags, passingOnly)
+		balancer := lb.NewRoundRobin(subscriber)
+		retry := lb.Retry(retryMax, retryTimeout, balancer)
+		endpoints.PostAddressEndpoint = retry
+	}
+	{
+		factory := factoryFor(profilesvc.MakeDeleteAddressEndpoint)
+		subscriber := consul.NewSubscriber(sdclient, factory, logger, consulService, consulTags, passingOnly)
+		balancer := lb.NewRoundRobin(subscriber)
+		retry := lb.Retry(retryMax, retryTimeout, balancer)
+		endpoints.DeleteAddressEndpoint = retry
+	}
+
+	return endpoints, nil
+}
+
+func factoryFor(makeEndpoint func(profilesvc.Service) endpoint.Endpoint) sd.Factory {
+	return func(instance string) (endpoint.Endpoint, io.Closer, error) {
+		service, err := profilesvc.MakeClientEndpoints(instance)
+		if err != nil {
+			return nil, nil, err
+		}
+		return makeEndpoint(service), nil, nil
+	}
+}