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

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Fixes #52
This commit is contained in:
Valerio Gheri
2017-03-31 18:01:58 +02:00
parent 024c5a4e4e
commit c40779224f
2037 changed files with 831329 additions and 1854 deletions
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75
vendor/github.com/go-kit/kit/examples/addsvc/client/grpc/client.go generated vendored Normal file
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// Package grpc provides a gRPC client for the add service.
package grpc
import (
"time"
jujuratelimit "github.com/juju/ratelimit"
stdopentracing "github.com/opentracing/opentracing-go"
"github.com/sony/gobreaker"
"google.golang.org/grpc"
"github.com/go-kit/kit/circuitbreaker"
"github.com/go-kit/kit/endpoint"
"github.com/go-kit/kit/examples/addsvc"
"github.com/go-kit/kit/examples/addsvc/pb"
"github.com/go-kit/kit/log"
"github.com/go-kit/kit/ratelimit"
"github.com/go-kit/kit/tracing/opentracing"
grpctransport "github.com/go-kit/kit/transport/grpc"
)
// New returns an AddService backed by a gRPC client connection. It is the
// responsibility of the caller to dial, and later close, the connection.
func New(conn *grpc.ClientConn, tracer stdopentracing.Tracer, logger log.Logger) addsvc.Service {
// We construct a single ratelimiter middleware, to limit the total outgoing
// QPS from this client to all methods on the remote instance. We also
// construct per-endpoint circuitbreaker middlewares to demonstrate how
// that's done, although they could easily be combined into a single breaker
// for the entire remote instance, too.
limiter := ratelimit.NewTokenBucketLimiter(jujuratelimit.NewBucketWithRate(100, 100))
var sumEndpoint endpoint.Endpoint
{
sumEndpoint = grpctransport.NewClient(
conn,
"Add",
"Sum",
addsvc.EncodeGRPCSumRequest,
addsvc.DecodeGRPCSumResponse,
pb.SumReply{},
grpctransport.ClientBefore(opentracing.ToGRPCRequest(tracer, logger)),
).Endpoint()
sumEndpoint = opentracing.TraceClient(tracer, "Sum")(sumEndpoint)
sumEndpoint = limiter(sumEndpoint)
sumEndpoint = circuitbreaker.Gobreaker(gobreaker.NewCircuitBreaker(gobreaker.Settings{
Name: "Sum",
Timeout: 30 * time.Second,
}))(sumEndpoint)
}
var concatEndpoint endpoint.Endpoint
{
concatEndpoint = grpctransport.NewClient(
conn,
"Add",
"Concat",
addsvc.EncodeGRPCConcatRequest,
addsvc.DecodeGRPCConcatResponse,
pb.ConcatReply{},
grpctransport.ClientBefore(opentracing.ToGRPCRequest(tracer, logger)),
).Endpoint()
concatEndpoint = opentracing.TraceClient(tracer, "Concat")(concatEndpoint)
concatEndpoint = limiter(concatEndpoint)
concatEndpoint = circuitbreaker.Gobreaker(gobreaker.NewCircuitBreaker(gobreaker.Settings{
Name: "Concat",
Timeout: 30 * time.Second,
}))(concatEndpoint)
}
return addsvc.Endpoints{
SumEndpoint: sumEndpoint,
ConcatEndpoint: concatEndpoint,
}
}

86
vendor/github.com/go-kit/kit/examples/addsvc/client/http/client.go generated vendored Normal file
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// Package http provides an HTTP client for the add service.
package http
import (
"net/url"
"strings"
"time"
jujuratelimit "github.com/juju/ratelimit"
stdopentracing "github.com/opentracing/opentracing-go"
"github.com/sony/gobreaker"
"github.com/go-kit/kit/circuitbreaker"
"github.com/go-kit/kit/endpoint"
"github.com/go-kit/kit/examples/addsvc"
"github.com/go-kit/kit/log"
"github.com/go-kit/kit/ratelimit"
"github.com/go-kit/kit/tracing/opentracing"
httptransport "github.com/go-kit/kit/transport/http"
)
// New returns an AddService backed by an HTTP server living at the remote
// instance. We expect instance to come from a service discovery system, so
// likely of the form "host:port".
func New(instance string, tracer stdopentracing.Tracer, logger log.Logger) (addsvc.Service, error) {
if !strings.HasPrefix(instance, "http") {
instance = "http://" + instance
}
u, err := url.Parse(instance)
if err != nil {
return nil, err
}
// We construct a single ratelimiter middleware, to limit the total outgoing
// QPS from this client to all methods on the remote instance. We also
// construct per-endpoint circuitbreaker middlewares to demonstrate how
// that's done, although they could easily be combined into a single breaker
// for the entire remote instance, too.
limiter := ratelimit.NewTokenBucketLimiter(jujuratelimit.NewBucketWithRate(100, 100))
var sumEndpoint endpoint.Endpoint
{
sumEndpoint = httptransport.NewClient(
"POST",
copyURL(u, "/sum"),
addsvc.EncodeHTTPGenericRequest,
addsvc.DecodeHTTPSumResponse,
httptransport.ClientBefore(opentracing.ToHTTPRequest(tracer, logger)),
).Endpoint()
sumEndpoint = opentracing.TraceClient(tracer, "Sum")(sumEndpoint)
sumEndpoint = limiter(sumEndpoint)
sumEndpoint = circuitbreaker.Gobreaker(gobreaker.NewCircuitBreaker(gobreaker.Settings{
Name: "Sum",
Timeout: 30 * time.Second,
}))(sumEndpoint)
}
var concatEndpoint endpoint.Endpoint
{
concatEndpoint = httptransport.NewClient(
"POST",
copyURL(u, "/concat"),
addsvc.EncodeHTTPGenericRequest,
addsvc.DecodeHTTPConcatResponse,
httptransport.ClientBefore(opentracing.ToHTTPRequest(tracer, logger)),
).Endpoint()
concatEndpoint = opentracing.TraceClient(tracer, "Concat")(concatEndpoint)
concatEndpoint = limiter(concatEndpoint)
concatEndpoint = circuitbreaker.Gobreaker(gobreaker.NewCircuitBreaker(gobreaker.Settings{
Name: "Concat",
Timeout: 30 * time.Second,
}))(concatEndpoint)
}
return addsvc.Endpoints{
SumEndpoint: sumEndpoint,
ConcatEndpoint: concatEndpoint,
}, nil
}
func copyURL(base *url.URL, path string) *url.URL {
next := *base
next.Path = path
return &next
}

55
vendor/github.com/go-kit/kit/examples/addsvc/client/thrift/client.go generated vendored Normal file
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// Package thrift provides a Thrift client for the add service.
package thrift
import (
"time"
jujuratelimit "github.com/juju/ratelimit"
"github.com/sony/gobreaker"
"github.com/go-kit/kit/circuitbreaker"
"github.com/go-kit/kit/endpoint"
"github.com/go-kit/kit/examples/addsvc"
thriftadd "github.com/go-kit/kit/examples/addsvc/thrift/gen-go/addsvc"
"github.com/go-kit/kit/ratelimit"
)
// New returns an AddService backed by a Thrift server described by the provided
// client. The caller is responsible for constructing the client, and eventually
// closing the underlying transport.
func New(client *thriftadd.AddServiceClient) addsvc.Service {
// We construct a single ratelimiter middleware, to limit the total outgoing
// QPS from this client to all methods on the remote instance. We also
// construct per-endpoint circuitbreaker middlewares to demonstrate how
// that's done, although they could easily be combined into a single breaker
// for the entire remote instance, too.
limiter := ratelimit.NewTokenBucketLimiter(jujuratelimit.NewBucketWithRate(100, 100))
// Thrift does not currently have tracer bindings, so we skip tracing.
var sumEndpoint endpoint.Endpoint
{
sumEndpoint = addsvc.MakeThriftSumEndpoint(client)
sumEndpoint = limiter(sumEndpoint)
sumEndpoint = circuitbreaker.Gobreaker(gobreaker.NewCircuitBreaker(gobreaker.Settings{
Name: "Sum",
Timeout: 30 * time.Second,
}))(sumEndpoint)
}
var concatEndpoint endpoint.Endpoint
{
concatEndpoint = addsvc.MakeThriftConcatEndpoint(client)
concatEndpoint = limiter(concatEndpoint)
concatEndpoint = circuitbreaker.Gobreaker(gobreaker.NewCircuitBreaker(gobreaker.Settings{
Name: "Concat",
Timeout: 30 * time.Second,
}))(concatEndpoint)
}
return addsvc.Endpoints{
SumEndpoint: sumEndpoint,
ConcatEndpoint: concatEndpoint,
}
}

197
vendor/github.com/go-kit/kit/examples/addsvc/cmd/addcli/main.go generated vendored Normal file
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package main
import (
"context"
"flag"
"fmt"
"os"
"strconv"
"strings"
"time"
"github.com/apache/thrift/lib/go/thrift"
"github.com/lightstep/lightstep-tracer-go"
stdopentracing "github.com/opentracing/opentracing-go"
zipkin "github.com/openzipkin/zipkin-go-opentracing"
"google.golang.org/grpc"
"sourcegraph.com/sourcegraph/appdash"
appdashot "sourcegraph.com/sourcegraph/appdash/opentracing"
"github.com/go-kit/kit/examples/addsvc"
grpcclient "github.com/go-kit/kit/examples/addsvc/client/grpc"
httpclient "github.com/go-kit/kit/examples/addsvc/client/http"
thriftclient "github.com/go-kit/kit/examples/addsvc/client/thrift"
thriftadd "github.com/go-kit/kit/examples/addsvc/thrift/gen-go/addsvc"
"github.com/go-kit/kit/log"
)
func main() {
// The addcli presumes no service discovery system, and expects users to
// provide the direct address of an addsvc. This presumption is reflected in
// the addcli binary and the the client packages: the -transport.addr flags
// and various client constructors both expect host:port strings. For an
// example service with a client built on top of a service discovery system,
// see profilesvc.
var (
httpAddr = flag.String("http.addr", "", "HTTP address of addsvc")
grpcAddr = flag.String("grpc.addr", "", "gRPC (HTTP) address of addsvc")
thriftAddr = flag.String("thrift.addr", "", "Thrift address of addsvc")
thriftProtocol = flag.String("thrift.protocol", "binary", "binary, compact, json, simplejson")
thriftBufferSize = flag.Int("thrift.buffer.size", 0, "0 for unbuffered")
thriftFramed = flag.Bool("thrift.framed", false, "true to enable framing")
zipkinAddr = flag.String("zipkin.addr", "", "Enable Zipkin tracing via a Zipkin HTTP Collector endpoint")
zipkinKafkaAddr = flag.String("zipkin.kafka.addr", "", "Enable Zipkin tracing via a Kafka server host:port")
appdashAddr = flag.String("appdash.addr", "", "Enable Appdash tracing via an Appdash server host:port")
lightstepToken = flag.String("lightstep.token", "", "Enable LightStep tracing via a LightStep access token")
method = flag.String("method", "sum", "sum, concat")
)
flag.Parse()
if len(flag.Args()) != 2 {
fmt.Fprintf(os.Stderr, "usage: addcli [flags] <a> <b>\n")
os.Exit(1)
}
// This is a demonstration client, which supports multiple tracers.
// Your clients will probably just use one tracer.
var tracer stdopentracing.Tracer
{
if *zipkinAddr != "" {
// endpoint typically looks like: http://zipkinhost:9411/api/v1/spans
collector, err := zipkin.NewHTTPCollector(*zipkinAddr)
if err != nil {
fmt.Fprintf(os.Stderr, "%v\n", err)
os.Exit(1)
}
defer collector.Close()
tracer, err = zipkin.NewTracer(
zipkin.NewRecorder(collector, false, "0.0.0.0:0", "addcli"),
)
if err != nil {
fmt.Fprintf(os.Stderr, "%v\n", err)
os.Exit(1)
}
} else if *zipkinKafkaAddr != "" {
collector, err := zipkin.NewKafkaCollector(
strings.Split(*zipkinKafkaAddr, ","),
zipkin.KafkaLogger(log.NewNopLogger()),
)
if err != nil {
fmt.Fprintf(os.Stderr, "%v\n", err)
os.Exit(1)
}
defer collector.Close()
tracer, err = zipkin.NewTracer(
zipkin.NewRecorder(collector, false, "0.0.0.0:0", "addcli"),
)
if err != nil {
fmt.Fprintf(os.Stderr, "%v\n", err)
os.Exit(1)
}
} else if *appdashAddr != "" {
tracer = appdashot.NewTracer(appdash.NewRemoteCollector(*appdashAddr))
} else if *lightstepToken != "" {
tracer = lightstep.NewTracer(lightstep.Options{
AccessToken: *lightstepToken,
})
defer lightstep.FlushLightStepTracer(tracer)
} else {
tracer = stdopentracing.GlobalTracer() // no-op
}
}
// This is a demonstration client, which supports multiple transports.
// Your clients will probably just define and stick with 1 transport.
var (
service addsvc.Service
err error
)
if *httpAddr != "" {
service, err = httpclient.New(*httpAddr, tracer, log.NewNopLogger())
} else if *grpcAddr != "" {
conn, err := grpc.Dial(*grpcAddr, grpc.WithInsecure(), grpc.WithTimeout(time.Second))
if err != nil {
fmt.Fprintf(os.Stderr, "error: %v", err)
os.Exit(1)
}
defer conn.Close()
service = grpcclient.New(conn, tracer, log.NewNopLogger())
} else if *thriftAddr != "" {
// It's necessary to do all of this construction in the func main,
// because (among other reasons) we need to control the lifecycle of the
// Thrift transport, i.e. close it eventually.
var protocolFactory thrift.TProtocolFactory
switch *thriftProtocol {
case "compact":
protocolFactory = thrift.NewTCompactProtocolFactory()
case "simplejson":
protocolFactory = thrift.NewTSimpleJSONProtocolFactory()
case "json":
protocolFactory = thrift.NewTJSONProtocolFactory()
case "binary", "":
protocolFactory = thrift.NewTBinaryProtocolFactoryDefault()
default:
fmt.Fprintf(os.Stderr, "error: invalid protocol %q\n", *thriftProtocol)
os.Exit(1)
}
var transportFactory thrift.TTransportFactory
if *thriftBufferSize > 0 {
transportFactory = thrift.NewTBufferedTransportFactory(*thriftBufferSize)
} else {
transportFactory = thrift.NewTTransportFactory()
}
if *thriftFramed {
transportFactory = thrift.NewTFramedTransportFactory(transportFactory)
}
transportSocket, err := thrift.NewTSocket(*thriftAddr)
if err != nil {
fmt.Fprintf(os.Stderr, "error: %v\n", err)
os.Exit(1)
}
transport := transportFactory.GetTransport(transportSocket)
if err := transport.Open(); err != nil {
fmt.Fprintf(os.Stderr, "error: %v\n", err)
os.Exit(1)
}
defer transport.Close()
client := thriftadd.NewAddServiceClientFactory(transport, protocolFactory)
service = thriftclient.New(client)
} else {
fmt.Fprintf(os.Stderr, "error: no remote address specified\n")
os.Exit(1)
}
if err != nil {
fmt.Fprintf(os.Stderr, "error: %v\n", err)
os.Exit(1)
}
switch *method {
case "sum":
a, _ := strconv.ParseInt(flag.Args()[0], 10, 64)
b, _ := strconv.ParseInt(flag.Args()[1], 10, 64)
v, err := service.Sum(context.Background(), int(a), int(b))
if err != nil {
fmt.Fprintf(os.Stderr, "error: %v\n", err)
os.Exit(1)
}
fmt.Fprintf(os.Stdout, "%d + %d = %d\n", a, b, v)
case "concat":
a := flag.Args()[0]
b := flag.Args()[1]
v, err := service.Concat(context.Background(), a, b)
if err != nil {
fmt.Fprintf(os.Stderr, "error: %v\n", err)
os.Exit(1)
}
fmt.Fprintf(os.Stdout, "%q + %q = %q\n", a, b, v)
default:
fmt.Fprintf(os.Stderr, "error: invalid method %q\n", method)
os.Exit(1)
}
}

279
vendor/github.com/go-kit/kit/examples/addsvc/cmd/addsvc/main.go generated vendored Normal file
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package main
import (
"context"
"flag"
"fmt"
"net"
"net/http"
"net/http/pprof"
"os"
"os/signal"
"strings"
"syscall"
"github.com/apache/thrift/lib/go/thrift"
lightstep "github.com/lightstep/lightstep-tracer-go"
stdopentracing "github.com/opentracing/opentracing-go"
zipkin "github.com/openzipkin/zipkin-go-opentracing"
stdprometheus "github.com/prometheus/client_golang/prometheus"
"google.golang.org/grpc"
"sourcegraph.com/sourcegraph/appdash"
appdashot "sourcegraph.com/sourcegraph/appdash/opentracing"
"github.com/go-kit/kit/endpoint"
"github.com/go-kit/kit/examples/addsvc"
"github.com/go-kit/kit/examples/addsvc/pb"
thriftadd "github.com/go-kit/kit/examples/addsvc/thrift/gen-go/addsvc"
"github.com/go-kit/kit/log"
"github.com/go-kit/kit/metrics"
"github.com/go-kit/kit/metrics/prometheus"
"github.com/go-kit/kit/tracing/opentracing"
)
func main() {
var (
debugAddr = flag.String("debug.addr", ":8080", "Debug and metrics listen address")
httpAddr = flag.String("http.addr", ":8081", "HTTP listen address")
grpcAddr = flag.String("grpc.addr", ":8082", "gRPC (HTTP) listen address")
thriftAddr = flag.String("thrift.addr", ":8083", "Thrift listen address")
thriftProtocol = flag.String("thrift.protocol", "binary", "binary, compact, json, simplejson")
thriftBufferSize = flag.Int("thrift.buffer.size", 0, "0 for unbuffered")
thriftFramed = flag.Bool("thrift.framed", false, "true to enable framing")
zipkinAddr = flag.String("zipkin.addr", "", "Enable Zipkin tracing via a Zipkin HTTP Collector endpoint")
zipkinKafkaAddr = flag.String("zipkin.kafka.addr", "", "Enable Zipkin tracing via a Kafka server host:port")
appdashAddr = flag.String("appdash.addr", "", "Enable Appdash tracing via an Appdash server host:port")
lightstepToken = flag.String("lightstep.token", "", "Enable LightStep tracing via a LightStep access token")
)
flag.Parse()
// Logging domain.
var logger log.Logger
{
logger = log.NewLogfmtLogger(os.Stdout)
logger = log.With(logger, "ts", log.DefaultTimestampUTC)
logger = log.With(logger, "caller", log.DefaultCaller)
}
logger.Log("msg", "hello")
defer logger.Log("msg", "goodbye")
// Metrics domain.
var ints, chars metrics.Counter
{
// Business level metrics.
ints = prometheus.NewCounterFrom(stdprometheus.CounterOpts{
Namespace: "addsvc",
Name: "integers_summed",
Help: "Total count of integers summed via the Sum method.",
}, []string{})
chars = prometheus.NewCounterFrom(stdprometheus.CounterOpts{
Namespace: "addsvc",
Name: "characters_concatenated",
Help: "Total count of characters concatenated via the Concat method.",
}, []string{})
}
var duration metrics.Histogram
{
// Transport level metrics.
duration = prometheus.NewSummaryFrom(stdprometheus.SummaryOpts{
Namespace: "addsvc",
Name: "request_duration_ns",
Help: "Request duration in nanoseconds.",
}, []string{"method", "success"})
}
// Tracing domain.
var tracer stdopentracing.Tracer
{
if *zipkinAddr != "" {
logger := log.With(logger, "tracer", "ZipkinHTTP")
logger.Log("addr", *zipkinAddr)
// endpoint typically looks like: http://zipkinhost:9411/api/v1/spans
collector, err := zipkin.NewHTTPCollector(*zipkinAddr)
if err != nil {
logger.Log("err", err)
os.Exit(1)
}
defer collector.Close()
tracer, err = zipkin.NewTracer(
zipkin.NewRecorder(collector, false, "localhost:80", "addsvc"),
)
if err != nil {
logger.Log("err", err)
os.Exit(1)
}
} else if *zipkinKafkaAddr != "" {
logger := log.With(logger, "tracer", "ZipkinKafka")
logger.Log("addr", *zipkinKafkaAddr)
collector, err := zipkin.NewKafkaCollector(
strings.Split(*zipkinKafkaAddr, ","),
zipkin.KafkaLogger(log.NewNopLogger()),
)
if err != nil {
logger.Log("err", err)
os.Exit(1)
}
defer collector.Close()
tracer, err = zipkin.NewTracer(
zipkin.NewRecorder(collector, false, "localhost:80", "addsvc"),
)
if err != nil {
logger.Log("err", err)
os.Exit(1)
}
} else if *appdashAddr != "" {
logger := log.With(logger, "tracer", "Appdash")
logger.Log("addr", *appdashAddr)
tracer = appdashot.NewTracer(appdash.NewRemoteCollector(*appdashAddr))
} else if *lightstepToken != "" {
logger := log.With(logger, "tracer", "LightStep")
logger.Log() // probably don't want to print out the token :)
tracer = lightstep.NewTracer(lightstep.Options{
AccessToken: *lightstepToken,
})
defer lightstep.FlushLightStepTracer(tracer)
} else {
logger := log.With(logger, "tracer", "none")
logger.Log()
tracer = stdopentracing.GlobalTracer() // no-op
}
}
// Business domain.
var service addsvc.Service
{
service = addsvc.NewBasicService()
service = addsvc.ServiceLoggingMiddleware(logger)(service)
service = addsvc.ServiceInstrumentingMiddleware(ints, chars)(service)
}
// Endpoint domain.
var sumEndpoint endpoint.Endpoint
{
sumDuration := duration.With("method", "Sum")
sumLogger := log.With(logger, "method", "Sum")
sumEndpoint = addsvc.MakeSumEndpoint(service)
sumEndpoint = opentracing.TraceServer(tracer, "Sum")(sumEndpoint)
sumEndpoint = addsvc.EndpointInstrumentingMiddleware(sumDuration)(sumEndpoint)
sumEndpoint = addsvc.EndpointLoggingMiddleware(sumLogger)(sumEndpoint)
}
var concatEndpoint endpoint.Endpoint
{
concatDuration := duration.With("method", "Concat")
concatLogger := log.With(logger, "method", "Concat")
concatEndpoint = addsvc.MakeConcatEndpoint(service)
concatEndpoint = opentracing.TraceServer(tracer, "Concat")(concatEndpoint)
concatEndpoint = addsvc.EndpointInstrumentingMiddleware(concatDuration)(concatEndpoint)
concatEndpoint = addsvc.EndpointLoggingMiddleware(concatLogger)(concatEndpoint)
}
endpoints := addsvc.Endpoints{
SumEndpoint: sumEndpoint,
ConcatEndpoint: concatEndpoint,
}
// Mechanical domain.
errc := make(chan error)
ctx := context.Background()
// Interrupt handler.
go func() {
c := make(chan os.Signal, 1)
signal.Notify(c, syscall.SIGINT, syscall.SIGTERM)
errc <- fmt.Errorf("%s", <-c)
}()
// Debug listener.
go func() {
logger := log.With(logger, "transport", "debug")
m := http.NewServeMux()
m.Handle("/debug/pprof/", http.HandlerFunc(pprof.Index))
m.Handle("/debug/pprof/cmdline", http.HandlerFunc(pprof.Cmdline))
m.Handle("/debug/pprof/profile", http.HandlerFunc(pprof.Profile))
m.Handle("/debug/pprof/symbol", http.HandlerFunc(pprof.Symbol))
m.Handle("/debug/pprof/trace", http.HandlerFunc(pprof.Trace))
m.Handle("/metrics", stdprometheus.Handler())
logger.Log("addr", *debugAddr)
errc <- http.ListenAndServe(*debugAddr, m)
}()
// HTTP transport.
go func() {
logger := log.With(logger, "transport", "HTTP")
h := addsvc.MakeHTTPHandler(endpoints, tracer, logger)
logger.Log("addr", *httpAddr)
errc <- http.ListenAndServe(*httpAddr, h)
}()
// gRPC transport.
go func() {
logger := log.With(logger, "transport", "gRPC")
ln, err := net.Listen("tcp", *grpcAddr)
if err != nil {
errc <- err
return
}
srv := addsvc.MakeGRPCServer(endpoints, tracer, logger)
s := grpc.NewServer()
pb.RegisterAddServer(s, srv)
logger.Log("addr", *grpcAddr)
errc <- s.Serve(ln)
}()
// Thrift transport.
go func() {
logger := log.With(logger, "transport", "Thrift")
var protocolFactory thrift.TProtocolFactory
switch *thriftProtocol {
case "binary":
protocolFactory = thrift.NewTBinaryProtocolFactoryDefault()
case "compact":
protocolFactory = thrift.NewTCompactProtocolFactory()
case "json":
protocolFactory = thrift.NewTJSONProtocolFactory()
case "simplejson":
protocolFactory = thrift.NewTSimpleJSONProtocolFactory()
default:
errc <- fmt.Errorf("invalid Thrift protocol %q", *thriftProtocol)
return
}
var transportFactory thrift.TTransportFactory
if *thriftBufferSize > 0 {
transportFactory = thrift.NewTBufferedTransportFactory(*thriftBufferSize)
} else {
transportFactory = thrift.NewTTransportFactory()
}
if *thriftFramed {
transportFactory = thrift.NewTFramedTransportFactory(transportFactory)
}
transport, err := thrift.NewTServerSocket(*thriftAddr)
if err != nil {
errc <- err
return
}
logger.Log("addr", *thriftAddr)
errc <- thrift.NewTSimpleServer4(
thriftadd.NewAddServiceProcessor(addsvc.MakeThriftHandler(ctx, endpoints)),
transport,
transportFactory,
protocolFactory,
).Serve()
}()
// Run!
logger.Log("exit", <-errc)
}

5
vendor/github.com/go-kit/kit/examples/addsvc/doc.go generated vendored Normal file
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// Package addsvc is an example microservice, useful for education. It can sum
// integers and concatenate strings. A client library is available in the client
// subdirectory. A server binary is available in cmd/addsrv. An example client
// binary is available in cmd/addcli.
package addsvc

134
vendor/github.com/go-kit/kit/examples/addsvc/endpoints.go generated vendored Normal file
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package addsvc
// This file contains methods to make individual endpoints from services,
// request and response types to serve those endpoints, as well as encoders and
// decoders for those types, for all of our supported transport serialization
// formats. It also includes endpoint middlewares.
import (
"context"
"fmt"
"time"
"github.com/go-kit/kit/endpoint"
"github.com/go-kit/kit/log"
"github.com/go-kit/kit/metrics"
)
// Endpoints collects all of the endpoints that compose an add service. It's
// meant to be used as a helper struct, to collect all of the endpoints into a
// single parameter.
//
// In a server, it's useful for functions that need to operate on a per-endpoint
// basis. For example, you might pass an Endpoints to a function that produces
// an http.Handler, with each method (endpoint) wired up to a specific path. (It
// is probably a mistake in design to invoke the Service methods on the
// Endpoints struct in a server.)
//
// In a client, it's useful to collect individually constructed endpoints into a
// single type that implements the Service interface. For example, you might
// construct individual endpoints using transport/http.NewClient, combine them
// into an Endpoints, and return it to the caller as a Service.
type Endpoints struct {
SumEndpoint endpoint.Endpoint
ConcatEndpoint endpoint.Endpoint
}
// Sum implements Service. Primarily useful in a client.
func (e Endpoints) Sum(ctx context.Context, a, b int) (int, error) {
request := sumRequest{A: a, B: b}
response, err := e.SumEndpoint(ctx, request)
if err != nil {
return 0, err
}
return response.(sumResponse).V, response.(sumResponse).Err
}
// Concat implements Service. Primarily useful in a client.
func (e Endpoints) Concat(ctx context.Context, a, b string) (string, error) {
request := concatRequest{A: a, B: b}
response, err := e.ConcatEndpoint(ctx, request)
if err != nil {
return "", err
}
return response.(concatResponse).V, response.(concatResponse).Err
}
// MakeSumEndpoint returns an endpoint that invokes Sum on the service.
// Primarily useful in a server.
func MakeSumEndpoint(s Service) endpoint.Endpoint {
return func(ctx context.Context, request interface{}) (response interface{}, err error) {
sumReq := request.(sumRequest)
v, err := s.Sum(ctx, sumReq.A, sumReq.B)
if err == ErrIntOverflow {
return nil, err // special case; see comment on ErrIntOverflow
}
return sumResponse{
V: v,
Err: err,
}, nil
}
}
// MakeConcatEndpoint returns an endpoint that invokes Concat on the service.
// Primarily useful in a server.
func MakeConcatEndpoint(s Service) endpoint.Endpoint {
return func(ctx context.Context, request interface{}) (response interface{}, err error) {
concatReq := request.(concatRequest)
v, err := s.Concat(ctx, concatReq.A, concatReq.B)
return concatResponse{
V: v,
Err: err,
}, nil
}
}
// EndpointInstrumentingMiddleware returns an endpoint middleware that records
// the duration of each invocation to the passed histogram. The middleware adds
// a single field: "success", which is "true" if no error is returned, and
// "false" otherwise.
func EndpointInstrumentingMiddleware(duration metrics.Histogram) endpoint.Middleware {
return func(next endpoint.Endpoint) endpoint.Endpoint {
return func(ctx context.Context, request interface{}) (response interface{}, err error) {
defer func(begin time.Time) {
duration.With("success", fmt.Sprint(err == nil)).Observe(time.Since(begin).Seconds())
}(time.Now())
return next(ctx, request)
}
}
}
// EndpointLoggingMiddleware returns an endpoint middleware that logs the
// duration of each invocation, and the resulting error, if any.
func EndpointLoggingMiddleware(logger log.Logger) endpoint.Middleware {
return func(next endpoint.Endpoint) endpoint.Endpoint {
return func(ctx context.Context, request interface{}) (response interface{}, err error) {
defer func(begin time.Time) {
logger.Log("error", err, "took", time.Since(begin))
}(time.Now())
return next(ctx, request)
}
}
}
// These types are unexported because they only exist to serve the endpoint
// domain, which is totally encapsulated in this package. They are otherwise
// opaque to all callers.
type sumRequest struct{ A, B int }
type sumResponse struct {
V int
Err error
}
type concatRequest struct{ A, B string }
type concatResponse struct {
V string
Err error
}

215
vendor/github.com/go-kit/kit/examples/addsvc/pb/addsvc.pb.go generated vendored Normal file
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// Code generated by protoc-gen-go.
// source: addsvc.proto
// DO NOT EDIT!
/*
Package pb is a generated protocol buffer package.
It is generated from these files:
addsvc.proto
It has these top-level messages:
SumRequest
SumReply
ConcatRequest
ConcatReply
*/
package pb
import proto "github.com/golang/protobuf/proto"
import fmt "fmt"
import math "math"
import (
context "golang.org/x/net/context"
grpc "google.golang.org/grpc"
)
// Reference imports to suppress errors if they are not otherwise used.
var _ = proto.Marshal
var _ = fmt.Errorf
var _ = math.Inf
// This is a compile-time assertion to ensure that this generated file
// is compatible with the proto package it is being compiled against.
// A compilation error at this line likely means your copy of the
// proto package needs to be updated.
const _ = proto.ProtoPackageIsVersion2 // please upgrade the proto package
// The sum request contains two parameters.
type SumRequest struct {
A int64 `protobuf:"varint,1,opt,name=a" json:"a,omitempty"`
B int64 `protobuf:"varint,2,opt,name=b" json:"b,omitempty"`
}
func (m *SumRequest) Reset() { *m = SumRequest{} }
func (m *SumRequest) String() string { return proto.CompactTextString(m) }
func (*SumRequest) ProtoMessage() {}
func (*SumRequest) Descriptor() ([]byte, []int) { return fileDescriptor0, []int{0} }
// The sum response contains the result of the calculation.
type SumReply struct {
V int64 `protobuf:"varint,1,opt,name=v" json:"v,omitempty"`
Err string `protobuf:"bytes,2,opt,name=err" json:"err,omitempty"`
}
func (m *SumReply) Reset() { *m = SumReply{} }
func (m *SumReply) String() string { return proto.CompactTextString(m) }
func (*SumReply) ProtoMessage() {}
func (*SumReply) Descriptor() ([]byte, []int) { return fileDescriptor0, []int{1} }
// The Concat request contains two parameters.
type ConcatRequest struct {
A string `protobuf:"bytes,1,opt,name=a" json:"a,omitempty"`
B string `protobuf:"bytes,2,opt,name=b" json:"b,omitempty"`
}
func (m *ConcatRequest) Reset() { *m = ConcatRequest{} }
func (m *ConcatRequest) String() string { return proto.CompactTextString(m) }
func (*ConcatRequest) ProtoMessage() {}
func (*ConcatRequest) Descriptor() ([]byte, []int) { return fileDescriptor0, []int{2} }
// The Concat response contains the result of the concatenation.
type ConcatReply struct {
V string `protobuf:"bytes,1,opt,name=v" json:"v,omitempty"`
Err string `protobuf:"bytes,2,opt,name=err" json:"err,omitempty"`
}
func (m *ConcatReply) Reset() { *m = ConcatReply{} }
func (m *ConcatReply) String() string { return proto.CompactTextString(m) }
func (*ConcatReply) ProtoMessage() {}
func (*ConcatReply) Descriptor() ([]byte, []int) { return fileDescriptor0, []int{3} }
func init() {
proto.RegisterType((*SumRequest)(nil), "pb.SumRequest")
proto.RegisterType((*SumReply)(nil), "pb.SumReply")
proto.RegisterType((*ConcatRequest)(nil), "pb.ConcatRequest")
proto.RegisterType((*ConcatReply)(nil), "pb.ConcatReply")
}
// Reference imports to suppress errors if they are not otherwise used.
var _ context.Context
var _ grpc.ClientConn
// This is a compile-time assertion to ensure that this generated file
// is compatible with the grpc package it is being compiled against.
const _ = grpc.SupportPackageIsVersion4
// Client API for Add service
type AddClient interface {
// Sums two integers.
Sum(ctx context.Context, in *SumRequest, opts ...grpc.CallOption) (*SumReply, error)
// Concatenates two strings
Concat(ctx context.Context, in *ConcatRequest, opts ...grpc.CallOption) (*ConcatReply, error)
}
type addClient struct {
cc *grpc.ClientConn
}
func NewAddClient(cc *grpc.ClientConn) AddClient {
return &addClient{cc}
}
func (c *addClient) Sum(ctx context.Context, in *SumRequest, opts ...grpc.CallOption) (*SumReply, error) {
out := new(SumReply)
err := grpc.Invoke(ctx, "/pb.Add/Sum", in, out, c.cc, opts...)
if err != nil {
return nil, err
}
return out, nil
}
func (c *addClient) Concat(ctx context.Context, in *ConcatRequest, opts ...grpc.CallOption) (*ConcatReply, error) {
out := new(ConcatReply)
err := grpc.Invoke(ctx, "/pb.Add/Concat", in, out, c.cc, opts...)
if err != nil {
return nil, err
}
return out, nil
}
// Server API for Add service
type AddServer interface {
// Sums two integers.
Sum(context.Context, *SumRequest) (*SumReply, error)
// Concatenates two strings
Concat(context.Context, *ConcatRequest) (*ConcatReply, error)
}
func RegisterAddServer(s *grpc.Server, srv AddServer) {
s.RegisterService(&_Add_serviceDesc, srv)
}
func _Add_Sum_Handler(srv interface{}, ctx context.Context, dec func(interface{}) error, interceptor grpc.UnaryServerInterceptor) (interface{}, error) {
in := new(SumRequest)
if err := dec(in); err != nil {
return nil, err
}
if interceptor == nil {
return srv.(AddServer).Sum(ctx, in)
}
info := &grpc.UnaryServerInfo{
Server: srv,
FullMethod: "/pb.Add/Sum",
}
handler := func(ctx context.Context, req interface{}) (interface{}, error) {
return srv.(AddServer).Sum(ctx, req.(*SumRequest))
}
return interceptor(ctx, in, info, handler)
}
func _Add_Concat_Handler(srv interface{}, ctx context.Context, dec func(interface{}) error, interceptor grpc.UnaryServerInterceptor) (interface{}, error) {
in := new(ConcatRequest)
if err := dec(in); err != nil {
return nil, err
}
if interceptor == nil {
return srv.(AddServer).Concat(ctx, in)
}
info := &grpc.UnaryServerInfo{
Server: srv,
FullMethod: "/pb.Add/Concat",
}
handler := func(ctx context.Context, req interface{}) (interface{}, error) {
return srv.(AddServer).Concat(ctx, req.(*ConcatRequest))
}
return interceptor(ctx, in, info, handler)
}
var _Add_serviceDesc = grpc.ServiceDesc{
ServiceName: "pb.Add",
HandlerType: (*AddServer)(nil),
Methods: []grpc.MethodDesc{
{
MethodName: "Sum",
Handler: _Add_Sum_Handler,
},
{
MethodName: "Concat",
Handler: _Add_Concat_Handler,
},
},
Streams: []grpc.StreamDesc{},
Metadata: "addsvc.proto",
}
func init() { proto.RegisterFile("addsvc.proto", fileDescriptor0) }
var fileDescriptor0 = []byte{
// 189 bytes of a gzipped FileDescriptorProto
0x1f, 0x8b, 0x08, 0x00, 0x00, 0x09, 0x6e, 0x88, 0x02, 0xff, 0xe2, 0xe2, 0x49, 0x4c, 0x49, 0x29,
0x2e, 0x4b, 0xd6, 0x2b, 0x28, 0xca, 0x2f, 0xc9, 0x17, 0x62, 0x2a, 0x48, 0x52, 0xd2, 0xe0, 0xe2,
0x0a, 0x2e, 0xcd, 0x0d, 0x4a, 0x2d, 0x2c, 0x4d, 0x2d, 0x2e, 0x11, 0xe2, 0xe1, 0x62, 0x4c, 0x94,
0x60, 0x54, 0x60, 0xd4, 0x60, 0x0e, 0x62, 0x4c, 0x04, 0xf1, 0x92, 0x24, 0x98, 0x20, 0xbc, 0x24,
0x25, 0x2d, 0x2e, 0x0e, 0xb0, 0xca, 0x82, 0x9c, 0x4a, 0x90, 0x4c, 0x19, 0x4c, 0x5d, 0x99, 0x90,
0x00, 0x17, 0x73, 0x6a, 0x51, 0x11, 0x58, 0x25, 0x67, 0x10, 0x88, 0xa9, 0xa4, 0xcd, 0xc5, 0xeb,
0x9c, 0x9f, 0x97, 0x9c, 0x58, 0x82, 0x61, 0x30, 0x27, 0x8a, 0xc1, 0x9c, 0x20, 0x83, 0x75, 0xb9,
0xb8, 0x61, 0x8a, 0x51, 0xcc, 0xe6, 0xc4, 0x6a, 0xb6, 0x51, 0x0c, 0x17, 0xb3, 0x63, 0x4a, 0x8a,
0x90, 0x2a, 0x17, 0x73, 0x70, 0x69, 0xae, 0x10, 0x9f, 0x5e, 0x41, 0x92, 0x1e, 0xc2, 0x07, 0x52,
0x3c, 0x70, 0x7e, 0x41, 0x4e, 0xa5, 0x12, 0x83, 0x90, 0x1e, 0x17, 0x1b, 0xc4, 0x70, 0x21, 0x41,
0x90, 0x0c, 0x8a, 0xab, 0xa4, 0xf8, 0x91, 0x85, 0xc0, 0xea, 0x93, 0xd8, 0xc0, 0x41, 0x63, 0x0c,
0x08, 0x00, 0x00, 0xff, 0xff, 0xdc, 0x37, 0x81, 0x99, 0x2a, 0x01, 0x00, 0x00,
}

36
vendor/github.com/go-kit/kit/examples/addsvc/pb/addsvc.proto generated vendored Normal file
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syntax = "proto3";
package pb;
// The Add service definition.
service Add {
// Sums two integers.
rpc Sum (SumRequest) returns (SumReply) {}
// Concatenates two strings
rpc Concat (ConcatRequest) returns (ConcatReply) {}
}
// The sum request contains two parameters.
message SumRequest {
int64 a = 1;
int64 b = 2;
}
// The sum response contains the result of the calculation.
message SumReply {
int64 v = 1;
string err = 2;
}
// The Concat request contains two parameters.
message ConcatRequest {
string a = 1;
string b = 2;
}
// The Concat response contains the result of the concatenation.
message ConcatReply {
string v = 1;
string err = 2;
}

14
vendor/github.com/go-kit/kit/examples/addsvc/pb/compile.sh generated vendored Executable file
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@@ -0,0 +1,14 @@
#!/usr/bin/env sh
# Install proto3 from source
# brew install autoconf automake libtool
# git clone https://github.com/google/protobuf
# ./autogen.sh ; ./configure ; make ; make install
#
# Update protoc Go bindings via
# go get -u github.com/golang/protobuf/{proto,protoc-gen-go}
#
# See also
# https://github.com/grpc/grpc-go/tree/master/examples
protoc addsvc.proto --go_out=plugins=grpc:.

163
vendor/github.com/go-kit/kit/examples/addsvc/service.go generated vendored Normal file
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package addsvc
// This file contains the Service definition, and a basic service
// implementation. It also includes service middlewares.
import (
"context"
"errors"
"time"
"github.com/go-kit/kit/log"
"github.com/go-kit/kit/metrics"
)
// Service describes a service that adds things together.
type Service interface {
Sum(ctx context.Context, a, b int) (int, error)
Concat(ctx context.Context, a, b string) (string, error)
}
// Business-domain errors like these may be served in two ways: returned
// directly by endpoints, or bundled into the response struct. Both methods can
// be made to work, but errors returned directly by endpoints are counted by
// middlewares that check errors, like circuit breakers.
//
// If you don't want that behavior -- and you probably don't -- then it's better
// to bundle errors into the response struct.
var (
// ErrTwoZeroes is an arbitrary business rule for the Add method.
ErrTwoZeroes = errors.New("can't sum two zeroes")
// ErrIntOverflow protects the Add method. We've decided that this error
// indicates a misbehaving service and should count against e.g. circuit
// breakers. So, we return it directly in endpoints, to illustrate the
// difference. In a real service, this probably wouldn't be the case.
ErrIntOverflow = errors.New("integer overflow")
// ErrMaxSizeExceeded protects the Concat method.
ErrMaxSizeExceeded = errors.New("result exceeds maximum size")
)
// These annoying helper functions are required to translate Go error types to
// and from strings, which is the type we use in our IDLs to represent errors.
// There is special casing to treat empty strings as nil errors.
func str2err(s string) error {
if s == "" {
return nil
}
return errors.New(s)
}
func err2str(err error) string {
if err == nil {
return ""
}
return err.Error()
}
// NewBasicService returns a naïve, stateless implementation of Service.
func NewBasicService() Service {
return basicService{}
}
type basicService struct{}
const (
intMax = 1<<31 - 1
intMin = -(intMax + 1)
maxLen = 102400
)
// Sum implements Service.
func (s basicService) Sum(_ context.Context, a, b int) (int, error) {
if a == 0 && b == 0 {
return 0, ErrTwoZeroes
}
if (b > 0 && a > (intMax-b)) || (b < 0 && a < (intMin-b)) {
return 0, ErrIntOverflow
}
return a + b, nil
}
// Concat implements Service.
func (s basicService) Concat(_ context.Context, a, b string) (string, error) {
if len(a)+len(b) > maxLen {
return "", ErrMaxSizeExceeded
}
return a + b, nil
}
// Middleware describes a service (as opposed to endpoint) middleware.
type Middleware func(Service) Service
// ServiceLoggingMiddleware returns a service middleware that logs the
// parameters and result of each method invocation.
func ServiceLoggingMiddleware(logger log.Logger) Middleware {
return func(next Service) Service {
return serviceLoggingMiddleware{
logger: logger,
next: next,
}
}
}
type serviceLoggingMiddleware struct {
logger log.Logger
next Service
}
func (mw serviceLoggingMiddleware) Sum(ctx context.Context, a, b int) (v int, err error) {
defer func(begin time.Time) {
mw.logger.Log(
"method", "Sum",
"a", a, "b", b, "result", v, "error", err,
"took", time.Since(begin),
)
}(time.Now())
return mw.next.Sum(ctx, a, b)
}
func (mw serviceLoggingMiddleware) Concat(ctx context.Context, a, b string) (v string, err error) {
defer func(begin time.Time) {
mw.logger.Log(
"method", "Concat",
"a", a, "b", b, "result", v, "error", err,
"took", time.Since(begin),
)
}(time.Now())
return mw.next.Concat(ctx, a, b)
}
// ServiceInstrumentingMiddleware returns a service middleware that instruments
// the number of integers summed and characters concatenated over the lifetime of
// the service.
func ServiceInstrumentingMiddleware(ints, chars metrics.Counter) Middleware {
return func(next Service) Service {
return serviceInstrumentingMiddleware{
ints: ints,
chars: chars,
next: next,
}
}
}
type serviceInstrumentingMiddleware struct {
ints metrics.Counter
chars metrics.Counter
next Service
}
func (mw serviceInstrumentingMiddleware) Sum(ctx context.Context, a, b int) (int, error) {
v, err := mw.next.Sum(ctx, a, b)
mw.ints.Add(float64(v))
return v, err
}
func (mw serviceInstrumentingMiddleware) Concat(ctx context.Context, a, b string) (string, error) {
v, err := mw.next.Concat(ctx, a, b)
mw.chars.Add(float64(len(v)))
return v, err
}

14
vendor/github.com/go-kit/kit/examples/addsvc/thrift/addsvc.thrift generated vendored Normal file
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struct SumReply {
1: i64 value
2: string err
}
struct ConcatReply {
1: string value
2: string err
}
service AddService {
SumReply Sum(1: i64 a, 2: i64 b)
ConcatReply Concat(1: string a, 2: string b)
}

5
vendor/github.com/go-kit/kit/examples/addsvc/thrift/compile.sh generated vendored Executable file
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#!/usr/bin/env sh
# See also https://thrift.apache.org/tutorial/go
thrift -r --gen "go:package_prefix=github.com/go-kit/kit/examples/addsvc/thrift/gen-go/,thrift_import=github.com/apache/thrift/lib/go/thrift" addsvc.thrift

157
vendor/github.com/go-kit/kit/examples/addsvc/thrift/gen-go/addsvc/add_service-remote/add_service-remote.go generated vendored Executable file
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@@ -0,0 +1,157 @@
// Autogenerated by Thrift Compiler (0.9.3)
// DO NOT EDIT UNLESS YOU ARE SURE THAT YOU KNOW WHAT YOU ARE DOING
package main
import (
"flag"
"fmt"
"github.com/apache/thrift/lib/go/thrift"
"github.com/go-kit/kit/examples/addsvc/thrift/gen-go/addsvc"
"math"
"net"
"net/url"
"os"
"strconv"
"strings"
)
func Usage() {
fmt.Fprintln(os.Stderr, "Usage of ", os.Args[0], " [-h host:port] [-u url] [-f[ramed]] function [arg1 [arg2...]]:")
flag.PrintDefaults()
fmt.Fprintln(os.Stderr, "\nFunctions:")
fmt.Fprintln(os.Stderr, " SumReply Sum(i64 a, i64 b)")
fmt.Fprintln(os.Stderr, " ConcatReply Concat(string a, string b)")
fmt.Fprintln(os.Stderr)
os.Exit(0)
}
func main() {
flag.Usage = Usage
var host string
var port int
var protocol string
var urlString string
var framed bool
var useHttp bool
var parsedUrl url.URL
var trans thrift.TTransport
_ = strconv.Atoi
_ = math.Abs
flag.Usage = Usage
flag.StringVar(&host, "h", "localhost", "Specify host and port")
flag.IntVar(&port, "p", 9090, "Specify port")
flag.StringVar(&protocol, "P", "binary", "Specify the protocol (binary, compact, simplejson, json)")
flag.StringVar(&urlString, "u", "", "Specify the url")
flag.BoolVar(&framed, "framed", false, "Use framed transport")
flag.BoolVar(&useHttp, "http", false, "Use http")
flag.Parse()
if len(urlString) > 0 {
parsedUrl, err := url.Parse(urlString)
if err != nil {
fmt.Fprintln(os.Stderr, "Error parsing URL: ", err)
flag.Usage()
}
host = parsedUrl.Host
useHttp = len(parsedUrl.Scheme) <= 0 || parsedUrl.Scheme == "http"
} else if useHttp {
_, err := url.Parse(fmt.Sprint("http://", host, ":", port))
if err != nil {
fmt.Fprintln(os.Stderr, "Error parsing URL: ", err)
flag.Usage()
}
}
cmd := flag.Arg(0)
var err error
if useHttp {
trans, err = thrift.NewTHttpClient(parsedUrl.String())
} else {
portStr := fmt.Sprint(port)
if strings.Contains(host, ":") {
host, portStr, err = net.SplitHostPort(host)
if err != nil {
fmt.Fprintln(os.Stderr, "error with host:", err)
os.Exit(1)
}
}
trans, err = thrift.NewTSocket(net.JoinHostPort(host, portStr))
if err != nil {
fmt.Fprintln(os.Stderr, "error resolving address:", err)
os.Exit(1)
}
if framed {
trans = thrift.NewTFramedTransport(trans)
}
}
if err != nil {
fmt.Fprintln(os.Stderr, "Error creating transport", err)
os.Exit(1)
}
defer trans.Close()
var protocolFactory thrift.TProtocolFactory
switch protocol {
case "compact":
protocolFactory = thrift.NewTCompactProtocolFactory()
break
case "simplejson":
protocolFactory = thrift.NewTSimpleJSONProtocolFactory()
break
case "json":
protocolFactory = thrift.NewTJSONProtocolFactory()
break
case "binary", "":
protocolFactory = thrift.NewTBinaryProtocolFactoryDefault()
break
default:
fmt.Fprintln(os.Stderr, "Invalid protocol specified: ", protocol)
Usage()
os.Exit(1)
}
client := addsvc.NewAddServiceClientFactory(trans, protocolFactory)
if err := trans.Open(); err != nil {
fmt.Fprintln(os.Stderr, "Error opening socket to ", host, ":", port, " ", err)
os.Exit(1)
}
switch cmd {
case "Sum":
if flag.NArg()-1 != 2 {
fmt.Fprintln(os.Stderr, "Sum requires 2 args")
flag.Usage()
}
argvalue0, err6 := (strconv.ParseInt(flag.Arg(1), 10, 64))
if err6 != nil {
Usage()
return
}
value0 := argvalue0
argvalue1, err7 := (strconv.ParseInt(flag.Arg(2), 10, 64))
if err7 != nil {
Usage()
return
}
value1 := argvalue1
fmt.Print(client.Sum(value0, value1))
fmt.Print("\n")
break
case "Concat":
if flag.NArg()-1 != 2 {
fmt.Fprintln(os.Stderr, "Concat requires 2 args")
flag.Usage()
}
argvalue0 := flag.Arg(1)
value0 := argvalue0
argvalue1 := flag.Arg(2)
value1 := argvalue1
fmt.Print(client.Concat(value0, value1))
fmt.Print("\n")
break
case "":
Usage()
break
default:
fmt.Fprintln(os.Stderr, "Invalid function ", cmd)
}
}

807
vendor/github.com/go-kit/kit/examples/addsvc/thrift/gen-go/addsvc/addservice.go generated vendored Normal file
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@@ -0,0 +1,807 @@
// Autogenerated by Thrift Compiler (0.9.3)
// DO NOT EDIT UNLESS YOU ARE SURE THAT YOU KNOW WHAT YOU ARE DOING
package addsvc
import (
"bytes"
"fmt"
"github.com/apache/thrift/lib/go/thrift"
)
// (needed to ensure safety because of naive import list construction.)
var _ = thrift.ZERO
var _ = fmt.Printf
var _ = bytes.Equal
type AddService interface {
// Parameters:
// - A
// - B
Sum(a int64, b int64) (r *SumReply, err error)
// Parameters:
// - A
// - B
Concat(a string, b string) (r *ConcatReply, err error)
}
type AddServiceClient struct {
Transport thrift.TTransport
ProtocolFactory thrift.TProtocolFactory
InputProtocol thrift.TProtocol
OutputProtocol thrift.TProtocol
SeqId int32
}
func NewAddServiceClientFactory(t thrift.TTransport, f thrift.TProtocolFactory) *AddServiceClient {
return &AddServiceClient{Transport: t,
ProtocolFactory: f,
InputProtocol: f.GetProtocol(t),
OutputProtocol: f.GetProtocol(t),
SeqId: 0,
}
}
func NewAddServiceClientProtocol(t thrift.TTransport, iprot thrift.TProtocol, oprot thrift.TProtocol) *AddServiceClient {
return &AddServiceClient{Transport: t,
ProtocolFactory: nil,
InputProtocol: iprot,
OutputProtocol: oprot,
SeqId: 0,
}
}
// Parameters:
// - A
// - B
func (p *AddServiceClient) Sum(a int64, b int64) (r *SumReply, err error) {
if err = p.sendSum(a, b); err != nil {
return
}
return p.recvSum()
}
func (p *AddServiceClient) sendSum(a int64, b int64) (err error) {
oprot := p.OutputProtocol
if oprot == nil {
oprot = p.ProtocolFactory.GetProtocol(p.Transport)
p.OutputProtocol = oprot
}
p.SeqId++
if err = oprot.WriteMessageBegin("Sum", thrift.CALL, p.SeqId); err != nil {
return
}
args := AddServiceSumArgs{
A: a,
B: b,
}
if err = args.Write(oprot); err != nil {
return
}
if err = oprot.WriteMessageEnd(); err != nil {
return
}
return oprot.Flush()
}
func (p *AddServiceClient) recvSum() (value *SumReply, err error) {
iprot := p.InputProtocol
if iprot == nil {
iprot = p.ProtocolFactory.GetProtocol(p.Transport)
p.InputProtocol = iprot
}
method, mTypeId, seqId, err := iprot.ReadMessageBegin()
if err != nil {
return
}
if method != "Sum" {
err = thrift.NewTApplicationException(thrift.WRONG_METHOD_NAME, "Sum failed: wrong method name")
return
}
if p.SeqId != seqId {
err = thrift.NewTApplicationException(thrift.BAD_SEQUENCE_ID, "Sum failed: out of sequence response")
return
}
if mTypeId == thrift.EXCEPTION {
error0 := thrift.NewTApplicationException(thrift.UNKNOWN_APPLICATION_EXCEPTION, "Unknown Exception")
var error1 error
error1, err = error0.Read(iprot)
if err != nil {
return
}
if err = iprot.ReadMessageEnd(); err != nil {
return
}
err = error1
return
}
if mTypeId != thrift.REPLY {
err = thrift.NewTApplicationException(thrift.INVALID_MESSAGE_TYPE_EXCEPTION, "Sum failed: invalid message type")
return
}
result := AddServiceSumResult{}
if err = result.Read(iprot); err != nil {
return
}
if err = iprot.ReadMessageEnd(); err != nil {
return
}
value = result.GetSuccess()
return
}
// Parameters:
// - A
// - B
func (p *AddServiceClient) Concat(a string, b string) (r *ConcatReply, err error) {
if err = p.sendConcat(a, b); err != nil {
return
}
return p.recvConcat()
}
func (p *AddServiceClient) sendConcat(a string, b string) (err error) {
oprot := p.OutputProtocol
if oprot == nil {
oprot = p.ProtocolFactory.GetProtocol(p.Transport)
p.OutputProtocol = oprot
}
p.SeqId++
if err = oprot.WriteMessageBegin("Concat", thrift.CALL, p.SeqId); err != nil {
return
}
args := AddServiceConcatArgs{
A: a,
B: b,
}
if err = args.Write(oprot); err != nil {
return
}
if err = oprot.WriteMessageEnd(); err != nil {
return
}
return oprot.Flush()
}
func (p *AddServiceClient) recvConcat() (value *ConcatReply, err error) {
iprot := p.InputProtocol
if iprot == nil {
iprot = p.ProtocolFactory.GetProtocol(p.Transport)
p.InputProtocol = iprot
}
method, mTypeId, seqId, err := iprot.ReadMessageBegin()
if err != nil {
return
}
if method != "Concat" {
err = thrift.NewTApplicationException(thrift.WRONG_METHOD_NAME, "Concat failed: wrong method name")
return
}
if p.SeqId != seqId {
err = thrift.NewTApplicationException(thrift.BAD_SEQUENCE_ID, "Concat failed: out of sequence response")
return
}
if mTypeId == thrift.EXCEPTION {
error2 := thrift.NewTApplicationException(thrift.UNKNOWN_APPLICATION_EXCEPTION, "Unknown Exception")
var error3 error
error3, err = error2.Read(iprot)
if err != nil {
return
}
if err = iprot.ReadMessageEnd(); err != nil {
return
}
err = error3
return
}
if mTypeId != thrift.REPLY {
err = thrift.NewTApplicationException(thrift.INVALID_MESSAGE_TYPE_EXCEPTION, "Concat failed: invalid message type")
return
}
result := AddServiceConcatResult{}
if err = result.Read(iprot); err != nil {
return
}
if err = iprot.ReadMessageEnd(); err != nil {
return
}
value = result.GetSuccess()
return
}
type AddServiceProcessor struct {
processorMap map[string]thrift.TProcessorFunction
handler AddService
}
func (p *AddServiceProcessor) AddToProcessorMap(key string, processor thrift.TProcessorFunction) {
p.processorMap[key] = processor
}
func (p *AddServiceProcessor) GetProcessorFunction(key string) (processor thrift.TProcessorFunction, ok bool) {
processor, ok = p.processorMap[key]
return processor, ok
}
func (p *AddServiceProcessor) ProcessorMap() map[string]thrift.TProcessorFunction {
return p.processorMap
}
func NewAddServiceProcessor(handler AddService) *AddServiceProcessor {
self4 := &AddServiceProcessor{handler: handler, processorMap: make(map[string]thrift.TProcessorFunction)}
self4.processorMap["Sum"] = &addServiceProcessorSum{handler: handler}
self4.processorMap["Concat"] = &addServiceProcessorConcat{handler: handler}
return self4
}
func (p *AddServiceProcessor) Process(iprot, oprot thrift.TProtocol) (success bool, err thrift.TException) {
name, _, seqId, err := iprot.ReadMessageBegin()
if err != nil {
return false, err
}
if processor, ok := p.GetProcessorFunction(name); ok {
return processor.Process(seqId, iprot, oprot)
}
iprot.Skip(thrift.STRUCT)
iprot.ReadMessageEnd()
x5 := thrift.NewTApplicationException(thrift.UNKNOWN_METHOD, "Unknown function "+name)
oprot.WriteMessageBegin(name, thrift.EXCEPTION, seqId)
x5.Write(oprot)
oprot.WriteMessageEnd()
oprot.Flush()
return false, x5
}
type addServiceProcessorSum struct {
handler AddService
}
func (p *addServiceProcessorSum) Process(seqId int32, iprot, oprot thrift.TProtocol) (success bool, err thrift.TException) {
args := AddServiceSumArgs{}
if err = args.Read(iprot); err != nil {
iprot.ReadMessageEnd()
x := thrift.NewTApplicationException(thrift.PROTOCOL_ERROR, err.Error())
oprot.WriteMessageBegin("Sum", thrift.EXCEPTION, seqId)
x.Write(oprot)
oprot.WriteMessageEnd()
oprot.Flush()
return false, err
}
iprot.ReadMessageEnd()
result := AddServiceSumResult{}
var retval *SumReply
var err2 error
if retval, err2 = p.handler.Sum(args.A, args.B); err2 != nil {
x := thrift.NewTApplicationException(thrift.INTERNAL_ERROR, "Internal error processing Sum: "+err2.Error())
oprot.WriteMessageBegin("Sum", thrift.EXCEPTION, seqId)
x.Write(oprot)
oprot.WriteMessageEnd()
oprot.Flush()
return true, err2
} else {
result.Success = retval
}
if err2 = oprot.WriteMessageBegin("Sum", thrift.REPLY, seqId); err2 != nil {
err = err2
}
if err2 = result.Write(oprot); err == nil && err2 != nil {
err = err2
}
if err2 = oprot.WriteMessageEnd(); err == nil && err2 != nil {
err = err2
}
if err2 = oprot.Flush(); err == nil && err2 != nil {
err = err2
}
if err != nil {
return
}
return true, err
}
type addServiceProcessorConcat struct {
handler AddService
}
func (p *addServiceProcessorConcat) Process(seqId int32, iprot, oprot thrift.TProtocol) (success bool, err thrift.TException) {
args := AddServiceConcatArgs{}
if err = args.Read(iprot); err != nil {
iprot.ReadMessageEnd()
x := thrift.NewTApplicationException(thrift.PROTOCOL_ERROR, err.Error())
oprot.WriteMessageBegin("Concat", thrift.EXCEPTION, seqId)
x.Write(oprot)
oprot.WriteMessageEnd()
oprot.Flush()
return false, err
}
iprot.ReadMessageEnd()
result := AddServiceConcatResult{}
var retval *ConcatReply
var err2 error
if retval, err2 = p.handler.Concat(args.A, args.B); err2 != nil {
x := thrift.NewTApplicationException(thrift.INTERNAL_ERROR, "Internal error processing Concat: "+err2.Error())
oprot.WriteMessageBegin("Concat", thrift.EXCEPTION, seqId)
x.Write(oprot)
oprot.WriteMessageEnd()
oprot.Flush()
return true, err2
} else {
result.Success = retval
}
if err2 = oprot.WriteMessageBegin("Concat", thrift.REPLY, seqId); err2 != nil {
err = err2
}
if err2 = result.Write(oprot); err == nil && err2 != nil {
err = err2
}
if err2 = oprot.WriteMessageEnd(); err == nil && err2 != nil {
err = err2
}
if err2 = oprot.Flush(); err == nil && err2 != nil {
err = err2
}
if err != nil {
return
}
return true, err
}
// HELPER FUNCTIONS AND STRUCTURES
// Attributes:
// - A
// - B
type AddServiceSumArgs struct {
A int64 `thrift:"a,1" json:"a"`
B int64 `thrift:"b,2" json:"b"`
}
func NewAddServiceSumArgs() *AddServiceSumArgs {
return &AddServiceSumArgs{}
}
func (p *AddServiceSumArgs) GetA() int64 {
return p.A
}
func (p *AddServiceSumArgs) GetB() int64 {
return p.B
}
func (p *AddServiceSumArgs) Read(iprot thrift.TProtocol) error {
if _, err := iprot.ReadStructBegin(); err != nil {
return thrift.PrependError(fmt.Sprintf("%T read error: ", p), err)
}
for {
_, fieldTypeId, fieldId, err := iprot.ReadFieldBegin()
if err != nil {
return thrift.PrependError(fmt.Sprintf("%T field %d read error: ", p, fieldId), err)
}
if fieldTypeId == thrift.STOP {
break
}
switch fieldId {
case 1:
if err := p.readField1(iprot); err != nil {
return err
}
case 2:
if err := p.readField2(iprot); err != nil {
return err
}
default:
if err := iprot.Skip(fieldTypeId); err != nil {
return err
}
}
if err := iprot.ReadFieldEnd(); err != nil {
return err
}
}
if err := iprot.ReadStructEnd(); err != nil {
return thrift.PrependError(fmt.Sprintf("%T read struct end error: ", p), err)
}
return nil
}
func (p *AddServiceSumArgs) readField1(iprot thrift.TProtocol) error {
if v, err := iprot.ReadI64(); err != nil {
return thrift.PrependError("error reading field 1: ", err)
} else {
p.A = v
}
return nil
}
func (p *AddServiceSumArgs) readField2(iprot thrift.TProtocol) error {
if v, err := iprot.ReadI64(); err != nil {
return thrift.PrependError("error reading field 2: ", err)
} else {
p.B = v
}
return nil
}
func (p *AddServiceSumArgs) Write(oprot thrift.TProtocol) error {
if err := oprot.WriteStructBegin("Sum_args"); err != nil {
return thrift.PrependError(fmt.Sprintf("%T write struct begin error: ", p), err)
}
if err := p.writeField1(oprot); err != nil {
return err
}
if err := p.writeField2(oprot); err != nil {
return err
}
if err := oprot.WriteFieldStop(); err != nil {
return thrift.PrependError("write field stop error: ", err)
}
if err := oprot.WriteStructEnd(); err != nil {
return thrift.PrependError("write struct stop error: ", err)
}
return nil
}
func (p *AddServiceSumArgs) writeField1(oprot thrift.TProtocol) (err error) {
if err := oprot.WriteFieldBegin("a", thrift.I64, 1); err != nil {
return thrift.PrependError(fmt.Sprintf("%T write field begin error 1:a: ", p), err)
}
if err := oprot.WriteI64(int64(p.A)); err != nil {
return thrift.PrependError(fmt.Sprintf("%T.a (1) field write error: ", p), err)
}
if err := oprot.WriteFieldEnd(); err != nil {
return thrift.PrependError(fmt.Sprintf("%T write field end error 1:a: ", p), err)
}
return err
}
func (p *AddServiceSumArgs) writeField2(oprot thrift.TProtocol) (err error) {
if err := oprot.WriteFieldBegin("b", thrift.I64, 2); err != nil {
return thrift.PrependError(fmt.Sprintf("%T write field begin error 2:b: ", p), err)
}
if err := oprot.WriteI64(int64(p.B)); err != nil {
return thrift.PrependError(fmt.Sprintf("%T.b (2) field write error: ", p), err)
}
if err := oprot.WriteFieldEnd(); err != nil {
return thrift.PrependError(fmt.Sprintf("%T write field end error 2:b: ", p), err)
}
return err
}
func (p *AddServiceSumArgs) String() string {
if p == nil {
return "<nil>"
}
return fmt.Sprintf("AddServiceSumArgs(%+v)", *p)
}
// Attributes:
// - Success
type AddServiceSumResult struct {
Success *SumReply `thrift:"success,0" json:"success,omitempty"`
}
func NewAddServiceSumResult() *AddServiceSumResult {
return &AddServiceSumResult{}
}
var AddServiceSumResult_Success_DEFAULT *SumReply
func (p *AddServiceSumResult) GetSuccess() *SumReply {
if !p.IsSetSuccess() {
return AddServiceSumResult_Success_DEFAULT
}
return p.Success
}
func (p *AddServiceSumResult) IsSetSuccess() bool {
return p.Success != nil
}
func (p *AddServiceSumResult) Read(iprot thrift.TProtocol) error {
if _, err := iprot.ReadStructBegin(); err != nil {
return thrift.PrependError(fmt.Sprintf("%T read error: ", p), err)
}
for {
_, fieldTypeId, fieldId, err := iprot.ReadFieldBegin()
if err != nil {
return thrift.PrependError(fmt.Sprintf("%T field %d read error: ", p, fieldId), err)
}
if fieldTypeId == thrift.STOP {
break
}
switch fieldId {
case 0:
if err := p.readField0(iprot); err != nil {
return err
}
default:
if err := iprot.Skip(fieldTypeId); err != nil {
return err
}
}
if err := iprot.ReadFieldEnd(); err != nil {
return err
}
}
if err := iprot.ReadStructEnd(); err != nil {
return thrift.PrependError(fmt.Sprintf("%T read struct end error: ", p), err)
}
return nil
}
func (p *AddServiceSumResult) readField0(iprot thrift.TProtocol) error {
p.Success = &SumReply{}
if err := p.Success.Read(iprot); err != nil {
return thrift.PrependError(fmt.Sprintf("%T error reading struct: ", p.Success), err)
}
return nil
}
func (p *AddServiceSumResult) Write(oprot thrift.TProtocol) error {
if err := oprot.WriteStructBegin("Sum_result"); err != nil {
return thrift.PrependError(fmt.Sprintf("%T write struct begin error: ", p), err)
}
if err := p.writeField0(oprot); err != nil {
return err
}
if err := oprot.WriteFieldStop(); err != nil {
return thrift.PrependError("write field stop error: ", err)
}
if err := oprot.WriteStructEnd(); err != nil {
return thrift.PrependError("write struct stop error: ", err)
}
return nil
}
func (p *AddServiceSumResult) writeField0(oprot thrift.TProtocol) (err error) {
if p.IsSetSuccess() {
if err := oprot.WriteFieldBegin("success", thrift.STRUCT, 0); err != nil {
return thrift.PrependError(fmt.Sprintf("%T write field begin error 0:success: ", p), err)
}
if err := p.Success.Write(oprot); err != nil {
return thrift.PrependError(fmt.Sprintf("%T error writing struct: ", p.Success), err)
}
if err := oprot.WriteFieldEnd(); err != nil {
return thrift.PrependError(fmt.Sprintf("%T write field end error 0:success: ", p), err)
}
}
return err
}
func (p *AddServiceSumResult) String() string {
if p == nil {
return "<nil>"
}
return fmt.Sprintf("AddServiceSumResult(%+v)", *p)
}
// Attributes:
// - A
// - B
type AddServiceConcatArgs struct {
A string `thrift:"a,1" json:"a"`
B string `thrift:"b,2" json:"b"`
}
func NewAddServiceConcatArgs() *AddServiceConcatArgs {
return &AddServiceConcatArgs{}
}
func (p *AddServiceConcatArgs) GetA() string {
return p.A
}
func (p *AddServiceConcatArgs) GetB() string {
return p.B
}
func (p *AddServiceConcatArgs) Read(iprot thrift.TProtocol) error {
if _, err := iprot.ReadStructBegin(); err != nil {
return thrift.PrependError(fmt.Sprintf("%T read error: ", p), err)
}
for {
_, fieldTypeId, fieldId, err := iprot.ReadFieldBegin()
if err != nil {
return thrift.PrependError(fmt.Sprintf("%T field %d read error: ", p, fieldId), err)
}
if fieldTypeId == thrift.STOP {
break
}
switch fieldId {
case 1:
if err := p.readField1(iprot); err != nil {
return err
}
case 2:
if err := p.readField2(iprot); err != nil {
return err
}
default:
if err := iprot.Skip(fieldTypeId); err != nil {
return err
}
}
if err := iprot.ReadFieldEnd(); err != nil {
return err
}
}
if err := iprot.ReadStructEnd(); err != nil {
return thrift.PrependError(fmt.Sprintf("%T read struct end error: ", p), err)
}
return nil
}
func (p *AddServiceConcatArgs) readField1(iprot thrift.TProtocol) error {
if v, err := iprot.ReadString(); err != nil {
return thrift.PrependError("error reading field 1: ", err)
} else {
p.A = v
}
return nil
}
func (p *AddServiceConcatArgs) readField2(iprot thrift.TProtocol) error {
if v, err := iprot.ReadString(); err != nil {
return thrift.PrependError("error reading field 2: ", err)
} else {
p.B = v
}
return nil
}
func (p *AddServiceConcatArgs) Write(oprot thrift.TProtocol) error {
if err := oprot.WriteStructBegin("Concat_args"); err != nil {
return thrift.PrependError(fmt.Sprintf("%T write struct begin error: ", p), err)
}
if err := p.writeField1(oprot); err != nil {
return err
}
if err := p.writeField2(oprot); err != nil {
return err
}
if err := oprot.WriteFieldStop(); err != nil {
return thrift.PrependError("write field stop error: ", err)
}
if err := oprot.WriteStructEnd(); err != nil {
return thrift.PrependError("write struct stop error: ", err)
}
return nil
}
func (p *AddServiceConcatArgs) writeField1(oprot thrift.TProtocol) (err error) {
if err := oprot.WriteFieldBegin("a", thrift.STRING, 1); err != nil {
return thrift.PrependError(fmt.Sprintf("%T write field begin error 1:a: ", p), err)
}
if err := oprot.WriteString(string(p.A)); err != nil {
return thrift.PrependError(fmt.Sprintf("%T.a (1) field write error: ", p), err)
}
if err := oprot.WriteFieldEnd(); err != nil {
return thrift.PrependError(fmt.Sprintf("%T write field end error 1:a: ", p), err)
}
return err
}
func (p *AddServiceConcatArgs) writeField2(oprot thrift.TProtocol) (err error) {
if err := oprot.WriteFieldBegin("b", thrift.STRING, 2); err != nil {
return thrift.PrependError(fmt.Sprintf("%T write field begin error 2:b: ", p), err)
}
if err := oprot.WriteString(string(p.B)); err != nil {
return thrift.PrependError(fmt.Sprintf("%T.b (2) field write error: ", p), err)
}
if err := oprot.WriteFieldEnd(); err != nil {
return thrift.PrependError(fmt.Sprintf("%T write field end error 2:b: ", p), err)
}
return err
}
func (p *AddServiceConcatArgs) String() string {
if p == nil {
return "<nil>"
}
return fmt.Sprintf("AddServiceConcatArgs(%+v)", *p)
}
// Attributes:
// - Success
type AddServiceConcatResult struct {
Success *ConcatReply `thrift:"success,0" json:"success,omitempty"`
}
func NewAddServiceConcatResult() *AddServiceConcatResult {
return &AddServiceConcatResult{}
}
var AddServiceConcatResult_Success_DEFAULT *ConcatReply
func (p *AddServiceConcatResult) GetSuccess() *ConcatReply {
if !p.IsSetSuccess() {
return AddServiceConcatResult_Success_DEFAULT
}
return p.Success
}
func (p *AddServiceConcatResult) IsSetSuccess() bool {
return p.Success != nil
}
func (p *AddServiceConcatResult) Read(iprot thrift.TProtocol) error {
if _, err := iprot.ReadStructBegin(); err != nil {
return thrift.PrependError(fmt.Sprintf("%T read error: ", p), err)
}
for {
_, fieldTypeId, fieldId, err := iprot.ReadFieldBegin()
if err != nil {
return thrift.PrependError(fmt.Sprintf("%T field %d read error: ", p, fieldId), err)
}
if fieldTypeId == thrift.STOP {
break
}
switch fieldId {
case 0:
if err := p.readField0(iprot); err != nil {
return err
}
default:
if err := iprot.Skip(fieldTypeId); err != nil {
return err
}
}
if err := iprot.ReadFieldEnd(); err != nil {
return err
}
}
if err := iprot.ReadStructEnd(); err != nil {
return thrift.PrependError(fmt.Sprintf("%T read struct end error: ", p), err)
}
return nil
}
func (p *AddServiceConcatResult) readField0(iprot thrift.TProtocol) error {
p.Success = &ConcatReply{}
if err := p.Success.Read(iprot); err != nil {
return thrift.PrependError(fmt.Sprintf("%T error reading struct: ", p.Success), err)
}
return nil
}
func (p *AddServiceConcatResult) Write(oprot thrift.TProtocol) error {
if err := oprot.WriteStructBegin("Concat_result"); err != nil {
return thrift.PrependError(fmt.Sprintf("%T write struct begin error: ", p), err)
}
if err := p.writeField0(oprot); err != nil {
return err
}
if err := oprot.WriteFieldStop(); err != nil {
return thrift.PrependError("write field stop error: ", err)
}
if err := oprot.WriteStructEnd(); err != nil {
return thrift.PrependError("write struct stop error: ", err)
}
return nil
}
func (p *AddServiceConcatResult) writeField0(oprot thrift.TProtocol) (err error) {
if p.IsSetSuccess() {
if err := oprot.WriteFieldBegin("success", thrift.STRUCT, 0); err != nil {
return thrift.PrependError(fmt.Sprintf("%T write field begin error 0:success: ", p), err)
}
if err := p.Success.Write(oprot); err != nil {
return thrift.PrependError(fmt.Sprintf("%T error writing struct: ", p.Success), err)
}
if err := oprot.WriteFieldEnd(); err != nil {
return thrift.PrependError(fmt.Sprintf("%T write field end error 0:success: ", p), err)
}
}
return err
}
func (p *AddServiceConcatResult) String() string {
if p == nil {
return "<nil>"
}
return fmt.Sprintf("AddServiceConcatResult(%+v)", *p)
}

18
vendor/github.com/go-kit/kit/examples/addsvc/thrift/gen-go/addsvc/constants.go generated vendored Normal file
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@@ -0,0 +1,18 @@
// Autogenerated by Thrift Compiler (0.9.3)
// DO NOT EDIT UNLESS YOU ARE SURE THAT YOU KNOW WHAT YOU ARE DOING
package addsvc
import (
"bytes"
"fmt"
"github.com/apache/thrift/lib/go/thrift"
)
// (needed to ensure safety because of naive import list construction.)
var _ = thrift.ZERO
var _ = fmt.Printf
var _ = bytes.Equal
func init() {
}

269
vendor/github.com/go-kit/kit/examples/addsvc/thrift/gen-go/addsvc/ttypes.go generated vendored Normal file
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@@ -0,0 +1,269 @@
// Autogenerated by Thrift Compiler (0.9.3)
// DO NOT EDIT UNLESS YOU ARE SURE THAT YOU KNOW WHAT YOU ARE DOING
package addsvc
import (
"bytes"
"fmt"
"github.com/apache/thrift/lib/go/thrift"
)
// (needed to ensure safety because of naive import list construction.)
var _ = thrift.ZERO
var _ = fmt.Printf
var _ = bytes.Equal
var GoUnusedProtection__ int
// Attributes:
// - Value
// - Err
type SumReply struct {
Value int64 `thrift:"value,1" json:"value"`
Err string `thrift:"err,2" json:"err"`
}
func NewSumReply() *SumReply {
return &SumReply{}
}
func (p *SumReply) GetValue() int64 {
return p.Value
}
func (p *SumReply) GetErr() string {
return p.Err
}
func (p *SumReply) Read(iprot thrift.TProtocol) error {
if _, err := iprot.ReadStructBegin(); err != nil {
return thrift.PrependError(fmt.Sprintf("%T read error: ", p), err)
}
for {
_, fieldTypeId, fieldId, err := iprot.ReadFieldBegin()
if err != nil {
return thrift.PrependError(fmt.Sprintf("%T field %d read error: ", p, fieldId), err)
}
if fieldTypeId == thrift.STOP {
break
}
switch fieldId {
case 1:
if err := p.readField1(iprot); err != nil {
return err
}
case 2:
if err := p.readField2(iprot); err != nil {
return err
}
default:
if err := iprot.Skip(fieldTypeId); err != nil {
return err
}
}
if err := iprot.ReadFieldEnd(); err != nil {
return err
}
}
if err := iprot.ReadStructEnd(); err != nil {
return thrift.PrependError(fmt.Sprintf("%T read struct end error: ", p), err)
}
return nil
}
func (p *SumReply) readField1(iprot thrift.TProtocol) error {
if v, err := iprot.ReadI64(); err != nil {
return thrift.PrependError("error reading field 1: ", err)
} else {
p.Value = v
}
return nil
}
func (p *SumReply) readField2(iprot thrift.TProtocol) error {
if v, err := iprot.ReadString(); err != nil {
return thrift.PrependError("error reading field 2: ", err)
} else {
p.Err = v
}
return nil
}
func (p *SumReply) Write(oprot thrift.TProtocol) error {
if err := oprot.WriteStructBegin("SumReply"); err != nil {
return thrift.PrependError(fmt.Sprintf("%T write struct begin error: ", p), err)
}
if err := p.writeField1(oprot); err != nil {
return err
}
if err := p.writeField2(oprot); err != nil {
return err
}
if err := oprot.WriteFieldStop(); err != nil {
return thrift.PrependError("write field stop error: ", err)
}
if err := oprot.WriteStructEnd(); err != nil {
return thrift.PrependError("write struct stop error: ", err)
}
return nil
}
func (p *SumReply) writeField1(oprot thrift.TProtocol) (err error) {
if err := oprot.WriteFieldBegin("value", thrift.I64, 1); err != nil {
return thrift.PrependError(fmt.Sprintf("%T write field begin error 1:value: ", p), err)
}
if err := oprot.WriteI64(int64(p.Value)); err != nil {
return thrift.PrependError(fmt.Sprintf("%T.value (1) field write error: ", p), err)
}
if err := oprot.WriteFieldEnd(); err != nil {
return thrift.PrependError(fmt.Sprintf("%T write field end error 1:value: ", p), err)
}
return err
}
func (p *SumReply) writeField2(oprot thrift.TProtocol) (err error) {
if err := oprot.WriteFieldBegin("err", thrift.STRING, 2); err != nil {
return thrift.PrependError(fmt.Sprintf("%T write field begin error 2:err: ", p), err)
}
if err := oprot.WriteString(string(p.Err)); err != nil {
return thrift.PrependError(fmt.Sprintf("%T.err (2) field write error: ", p), err)
}
if err := oprot.WriteFieldEnd(); err != nil {
return thrift.PrependError(fmt.Sprintf("%T write field end error 2:err: ", p), err)
}
return err
}
func (p *SumReply) String() string {
if p == nil {
return "<nil>"
}
return fmt.Sprintf("SumReply(%+v)", *p)
}
// Attributes:
// - Value
// - Err
type ConcatReply struct {
Value string `thrift:"value,1" json:"value"`
Err string `thrift:"err,2" json:"err"`
}
func NewConcatReply() *ConcatReply {
return &ConcatReply{}
}
func (p *ConcatReply) GetValue() string {
return p.Value
}
func (p *ConcatReply) GetErr() string {
return p.Err
}
func (p *ConcatReply) Read(iprot thrift.TProtocol) error {
if _, err := iprot.ReadStructBegin(); err != nil {
return thrift.PrependError(fmt.Sprintf("%T read error: ", p), err)
}
for {
_, fieldTypeId, fieldId, err := iprot.ReadFieldBegin()
if err != nil {
return thrift.PrependError(fmt.Sprintf("%T field %d read error: ", p, fieldId), err)
}
if fieldTypeId == thrift.STOP {
break
}
switch fieldId {
case 1:
if err := p.readField1(iprot); err != nil {
return err
}
case 2:
if err := p.readField2(iprot); err != nil {
return err
}
default:
if err := iprot.Skip(fieldTypeId); err != nil {
return err
}
}
if err := iprot.ReadFieldEnd(); err != nil {
return err
}
}
if err := iprot.ReadStructEnd(); err != nil {
return thrift.PrependError(fmt.Sprintf("%T read struct end error: ", p), err)
}
return nil
}
func (p *ConcatReply) readField1(iprot thrift.TProtocol) error {
if v, err := iprot.ReadString(); err != nil {
return thrift.PrependError("error reading field 1: ", err)
} else {
p.Value = v
}
return nil
}
func (p *ConcatReply) readField2(iprot thrift.TProtocol) error {
if v, err := iprot.ReadString(); err != nil {
return thrift.PrependError("error reading field 2: ", err)
} else {
p.Err = v
}
return nil
}
func (p *ConcatReply) Write(oprot thrift.TProtocol) error {
if err := oprot.WriteStructBegin("ConcatReply"); err != nil {
return thrift.PrependError(fmt.Sprintf("%T write struct begin error: ", p), err)
}
if err := p.writeField1(oprot); err != nil {
return err
}
if err := p.writeField2(oprot); err != nil {
return err
}
if err := oprot.WriteFieldStop(); err != nil {
return thrift.PrependError("write field stop error: ", err)
}
if err := oprot.WriteStructEnd(); err != nil {
return thrift.PrependError("write struct stop error: ", err)
}
return nil
}
func (p *ConcatReply) writeField1(oprot thrift.TProtocol) (err error) {
if err := oprot.WriteFieldBegin("value", thrift.STRING, 1); err != nil {
return thrift.PrependError(fmt.Sprintf("%T write field begin error 1:value: ", p), err)
}
if err := oprot.WriteString(string(p.Value)); err != nil {
return thrift.PrependError(fmt.Sprintf("%T.value (1) field write error: ", p), err)
}
if err := oprot.WriteFieldEnd(); err != nil {
return thrift.PrependError(fmt.Sprintf("%T write field end error 1:value: ", p), err)
}
return err
}
func (p *ConcatReply) writeField2(oprot thrift.TProtocol) (err error) {
if err := oprot.WriteFieldBegin("err", thrift.STRING, 2); err != nil {
return thrift.PrependError(fmt.Sprintf("%T write field begin error 2:err: ", p), err)
}
if err := oprot.WriteString(string(p.Err)); err != nil {
return thrift.PrependError(fmt.Sprintf("%T.err (2) field write error: ", p), err)
}
if err := oprot.WriteFieldEnd(); err != nil {
return thrift.PrependError(fmt.Sprintf("%T write field end error 2:err: ", p), err)
}
return err
}
func (p *ConcatReply) String() string {
if p == nil {
return "<nil>"
}
return fmt.Sprintf("ConcatReply(%+v)", *p)
}

118
vendor/github.com/go-kit/kit/examples/addsvc/transport_grpc.go generated vendored Normal file
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package addsvc
// This file provides server-side bindings for the gRPC transport.
// It utilizes the transport/grpc.Server.
import (
"context"
stdopentracing "github.com/opentracing/opentracing-go"
oldcontext "golang.org/x/net/context"
"github.com/go-kit/kit/examples/addsvc/pb"
"github.com/go-kit/kit/log"
"github.com/go-kit/kit/tracing/opentracing"
grpctransport "github.com/go-kit/kit/transport/grpc"
)
// MakeGRPCServer makes a set of endpoints available as a gRPC AddServer.
func MakeGRPCServer(endpoints Endpoints, tracer stdopentracing.Tracer, logger log.Logger) pb.AddServer {
options := []grpctransport.ServerOption{
grpctransport.ServerErrorLogger(logger),
}
return &grpcServer{
sum: grpctransport.NewServer(
endpoints.SumEndpoint,
DecodeGRPCSumRequest,
EncodeGRPCSumResponse,
append(options, grpctransport.ServerBefore(opentracing.FromGRPCRequest(tracer, "Sum", logger)))...,
),
concat: grpctransport.NewServer(
endpoints.ConcatEndpoint,
DecodeGRPCConcatRequest,
EncodeGRPCConcatResponse,
append(options, grpctransport.ServerBefore(opentracing.FromGRPCRequest(tracer, "Concat", logger)))...,
),
}
}
type grpcServer struct {
sum grpctransport.Handler
concat grpctransport.Handler
}
func (s *grpcServer) Sum(ctx oldcontext.Context, req *pb.SumRequest) (*pb.SumReply, error) {
_, rep, err := s.sum.ServeGRPC(ctx, req)
if err != nil {
return nil, err
}
return rep.(*pb.SumReply), nil
}
func (s *grpcServer) Concat(ctx oldcontext.Context, req *pb.ConcatRequest) (*pb.ConcatReply, error) {
_, rep, err := s.concat.ServeGRPC(ctx, req)
if err != nil {
return nil, err
}
return rep.(*pb.ConcatReply), nil
}
// DecodeGRPCSumRequest is a transport/grpc.DecodeRequestFunc that converts a
// gRPC sum request to a user-domain sum request. Primarily useful in a server.
func DecodeGRPCSumRequest(_ context.Context, grpcReq interface{}) (interface{}, error) {
req := grpcReq.(*pb.SumRequest)
return sumRequest{A: int(req.A), B: int(req.B)}, nil
}
// DecodeGRPCConcatRequest is a transport/grpc.DecodeRequestFunc that converts a
// gRPC concat request to a user-domain concat request. Primarily useful in a
// server.
func DecodeGRPCConcatRequest(_ context.Context, grpcReq interface{}) (interface{}, error) {
req := grpcReq.(*pb.ConcatRequest)
return concatRequest{A: req.A, B: req.B}, nil
}
// DecodeGRPCSumResponse is a transport/grpc.DecodeResponseFunc that converts a
// gRPC sum reply to a user-domain sum response. Primarily useful in a client.
func DecodeGRPCSumResponse(_ context.Context, grpcReply interface{}) (interface{}, error) {
reply := grpcReply.(*pb.SumReply)
return sumResponse{V: int(reply.V), Err: str2err(reply.Err)}, nil
}
// DecodeGRPCConcatResponse is a transport/grpc.DecodeResponseFunc that converts
// a gRPC concat reply to a user-domain concat response. Primarily useful in a
// client.
func DecodeGRPCConcatResponse(_ context.Context, grpcReply interface{}) (interface{}, error) {
reply := grpcReply.(*pb.ConcatReply)
return concatResponse{V: reply.V, Err: str2err(reply.Err)}, nil
}
// EncodeGRPCSumResponse is a transport/grpc.EncodeResponseFunc that converts a
// user-domain sum response to a gRPC sum reply. Primarily useful in a server.
func EncodeGRPCSumResponse(_ context.Context, response interface{}) (interface{}, error) {
resp := response.(sumResponse)
return &pb.SumReply{V: int64(resp.V), Err: err2str(resp.Err)}, nil
}
// EncodeGRPCConcatResponse is a transport/grpc.EncodeResponseFunc that converts
// a user-domain concat response to a gRPC concat reply. Primarily useful in a
// server.
func EncodeGRPCConcatResponse(_ context.Context, response interface{}) (interface{}, error) {
resp := response.(concatResponse)
return &pb.ConcatReply{V: resp.V, Err: err2str(resp.Err)}, nil
}
// EncodeGRPCSumRequest is a transport/grpc.EncodeRequestFunc that converts a
// user-domain sum request to a gRPC sum request. Primarily useful in a client.
func EncodeGRPCSumRequest(_ context.Context, request interface{}) (interface{}, error) {
req := request.(sumRequest)
return &pb.SumRequest{A: int64(req.A), B: int64(req.B)}, nil
}
// EncodeGRPCConcatRequest is a transport/grpc.EncodeRequestFunc that converts a
// user-domain concat request to a gRPC concat request. Primarily useful in a
// client.
func EncodeGRPCConcatRequest(_ context.Context, request interface{}) (interface{}, error) {
req := request.(concatRequest)
return &pb.ConcatRequest{A: req.A, B: req.B}, nil
}

130
vendor/github.com/go-kit/kit/examples/addsvc/transport_http.go generated vendored Normal file
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package addsvc
// This file provides server-side bindings for the HTTP transport.
// It utilizes the transport/http.Server.
import (
"bytes"
"context"
"encoding/json"
"errors"
"io/ioutil"
"net/http"
stdopentracing "github.com/opentracing/opentracing-go"
"github.com/go-kit/kit/log"
"github.com/go-kit/kit/tracing/opentracing"
httptransport "github.com/go-kit/kit/transport/http"
)
// MakeHTTPHandler returns a handler that makes a set of endpoints available
// on predefined paths.
func MakeHTTPHandler(endpoints Endpoints, tracer stdopentracing.Tracer, logger log.Logger) http.Handler {
options := []httptransport.ServerOption{
httptransport.ServerErrorEncoder(errorEncoder),
httptransport.ServerErrorLogger(logger),
}
m := http.NewServeMux()
m.Handle("/sum", httptransport.NewServer(
endpoints.SumEndpoint,
DecodeHTTPSumRequest,
EncodeHTTPGenericResponse,
append(options, httptransport.ServerBefore(opentracing.FromHTTPRequest(tracer, "Sum", logger)))...,
))
m.Handle("/concat", httptransport.NewServer(
endpoints.ConcatEndpoint,
DecodeHTTPConcatRequest,
EncodeHTTPGenericResponse,
append(options, httptransport.ServerBefore(opentracing.FromHTTPRequest(tracer, "Concat", logger)))...,
))
return m
}
func errorEncoder(_ context.Context, err error, w http.ResponseWriter) {
code := http.StatusInternalServerError
msg := err.Error()
switch err {
case ErrTwoZeroes, ErrMaxSizeExceeded, ErrIntOverflow:
code = http.StatusBadRequest
}
w.WriteHeader(code)
json.NewEncoder(w).Encode(errorWrapper{Error: msg})
}
func errorDecoder(r *http.Response) error {
var w errorWrapper
if err := json.NewDecoder(r.Body).Decode(&w); err != nil {
return err
}
return errors.New(w.Error)
}
type errorWrapper struct {
Error string `json:"error"`
}
// DecodeHTTPSumRequest is a transport/http.DecodeRequestFunc that decodes a
// JSON-encoded sum request from the HTTP request body. Primarily useful in a
// server.
func DecodeHTTPSumRequest(_ context.Context, r *http.Request) (interface{}, error) {
var req sumRequest
err := json.NewDecoder(r.Body).Decode(&req)
return req, err
}
// DecodeHTTPConcatRequest is a transport/http.DecodeRequestFunc that decodes a
// JSON-encoded concat request from the HTTP request body. Primarily useful in a
// server.
func DecodeHTTPConcatRequest(_ context.Context, r *http.Request) (interface{}, error) {
var req concatRequest
err := json.NewDecoder(r.Body).Decode(&req)
return req, err
}
// DecodeHTTPSumResponse is a transport/http.DecodeResponseFunc that decodes a
// JSON-encoded sum response from the HTTP response body. If the response has a
// non-200 status code, we will interpret that as an error and attempt to decode
// the specific error message from the response body. Primarily useful in a
// client.
func DecodeHTTPSumResponse(_ context.Context, r *http.Response) (interface{}, error) {
if r.StatusCode != http.StatusOK {
return nil, errorDecoder(r)
}
var resp sumResponse
err := json.NewDecoder(r.Body).Decode(&resp)
return resp, err
}
// DecodeHTTPConcatResponse is a transport/http.DecodeResponseFunc that decodes
// a JSON-encoded concat response from the HTTP response body. If the response
// has a non-200 status code, we will interpret that as an error and attempt to
// decode the specific error message from the response body. Primarily useful in
// a client.
func DecodeHTTPConcatResponse(_ context.Context, r *http.Response) (interface{}, error) {
if r.StatusCode != http.StatusOK {
return nil, errorDecoder(r)
}
var resp concatResponse
err := json.NewDecoder(r.Body).Decode(&resp)
return resp, err
}
// EncodeHTTPGenericRequest is a transport/http.EncodeRequestFunc that
// JSON-encodes any request to the request body. Primarily useful in a client.
func EncodeHTTPGenericRequest(_ context.Context, r *http.Request, request interface{}) error {
var buf bytes.Buffer
if err := json.NewEncoder(&buf).Encode(request); err != nil {
return err
}
r.Body = ioutil.NopCloser(&buf)
return nil
}
// EncodeHTTPGenericResponse is a transport/http.EncodeResponseFunc that encodes
// the response as JSON to the response writer. Primarily useful in a server.
func EncodeHTTPGenericResponse(_ context.Context, w http.ResponseWriter, response interface{}) error {
return json.NewEncoder(w).Encode(response)
}

73
vendor/github.com/go-kit/kit/examples/addsvc/transport_thrift.go generated vendored Normal file
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package addsvc
// This file provides server-side bindings for the Thrift transport.
//
// This file also provides endpoint constructors that utilize a Thrift client,
// for use in client packages, because package transport/thrift doesn't exist
// yet. See https://github.com/go-kit/kit/issues/184.
import (
"context"
"github.com/go-kit/kit/endpoint"
thriftadd "github.com/go-kit/kit/examples/addsvc/thrift/gen-go/addsvc"
)
// MakeThriftHandler makes a set of endpoints available as a Thrift service.
func MakeThriftHandler(ctx context.Context, e Endpoints) thriftadd.AddService {
return &thriftServer{
ctx: ctx,
sum: e.SumEndpoint,
concat: e.ConcatEndpoint,
}
}
type thriftServer struct {
ctx context.Context
sum endpoint.Endpoint
concat endpoint.Endpoint
}
func (s *thriftServer) Sum(a int64, b int64) (*thriftadd.SumReply, error) {
request := sumRequest{A: int(a), B: int(b)}
response, err := s.sum(s.ctx, request)
if err != nil {
return nil, err
}
resp := response.(sumResponse)
return &thriftadd.SumReply{Value: int64(resp.V), Err: err2str(resp.Err)}, nil
}
func (s *thriftServer) Concat(a string, b string) (*thriftadd.ConcatReply, error) {
request := concatRequest{A: a, B: b}
response, err := s.concat(s.ctx, request)
if err != nil {
return nil, err
}
resp := response.(concatResponse)
return &thriftadd.ConcatReply{Value: resp.V, Err: err2str(resp.Err)}, nil
}
// MakeThriftSumEndpoint returns an endpoint that invokes the passed Thrift client.
// Useful only in clients, and only until a proper transport/thrift.Client exists.
func MakeThriftSumEndpoint(client *thriftadd.AddServiceClient) endpoint.Endpoint {
return func(ctx context.Context, request interface{}) (interface{}, error) {
req := request.(sumRequest)
reply, err := client.Sum(int64(req.A), int64(req.B))
if err == ErrIntOverflow {
return nil, err // special case; see comment on ErrIntOverflow
}
return sumResponse{V: int(reply.Value), Err: err}, nil
}
}
// MakeThriftConcatEndpoint returns an endpoint that invokes the passed Thrift
// client. Useful only in clients, and only until a proper
// transport/thrift.Client exists.
func MakeThriftConcatEndpoint(client *thriftadd.AddServiceClient) endpoint.Endpoint {
return func(ctx context.Context, request interface{}) (interface{}, error) {
req := request.(concatRequest)
reply, err := client.Concat(req.A, req.B)
return concatResponse{V: reply.Value, Err: err}, nil
}
}