Close #204. Add Trello dependency to /vendor

vendor/google.golang.org/appengine/internal/api.go

@@ -3,6 +3,7 @@
 // license that can be found in the LICENSE file.
 
 // +build !appengine
+// +build go1.7
 
 package internal
 
@@ -32,7 +33,8 @@ import (
 )
 
 const (
-	apiPath = "/rpc_http"
+	apiPath             = "/rpc_http"
+	defaultTicketSuffix = "/default.20150612t184001.0"
 )
 
 var (
@@ -60,6 +62,11 @@ var (
 			Dial:  limitDial,
 		},
 	}
+
+	defaultTicketOnce     sync.Once
+	defaultTicket         string
+	backgroundContextOnce sync.Once
+	backgroundContext     netcontext.Context
 )
 
 func apiURL() *url.URL {
@@ -83,16 +90,10 @@ func handleHTTP(w http.ResponseWriter, r *http.Request) {
 		outHeader: w.Header(),
 		apiURL:    apiURL(),
 	}
-	stopFlushing := make(chan int)
+	r = r.WithContext(withContext(r.Context(), c))
+	c.req = r
 
-	ctxs.Lock()
-	ctxs.m[r] = c
-	ctxs.Unlock()
-	defer func() {
-		ctxs.Lock()
-		delete(ctxs.m, r)
-		ctxs.Unlock()
-	}()
+	stopFlushing := make(chan int)
 
 	// Patch up RemoteAddr so it looks reasonable.
 	if addr := r.Header.Get(userIPHeader); addr != "" {
@@ -191,18 +192,6 @@ func renderPanic(x interface{}) string {
 	return string(buf)
 }
 
-var ctxs = struct {
-	sync.Mutex
-	m  map[*http.Request]*context
-	bg *context // background context, lazily initialized
-	// dec is used by tests to decorate the netcontext.Context returned
-	// for a given request. This allows tests to add overrides (such as
-	// WithAppIDOverride) to the context. The map is nil outside tests.
-	dec map[*http.Request]func(netcontext.Context) netcontext.Context
-}{
-	m: make(map[*http.Request]*context),
-}
-
 // context represents the context of an in-flight HTTP request.
 // It implements the appengine.Context and http.ResponseWriter interfaces.
 type context struct {
@@ -223,6 +212,34 @@ type context struct {
 
 var contextKey = "holds a *context"
 
+// jointContext joins two contexts in a superficial way.
+// It takes values and timeouts from a base context, and only values from another context.
+type jointContext struct {
+	base       netcontext.Context
+	valuesOnly netcontext.Context
+}
+
+func (c jointContext) Deadline() (time.Time, bool) {
+	return c.base.Deadline()
+}
+
+func (c jointContext) Done() <-chan struct{} {
+	return c.base.Done()
+}
+
+func (c jointContext) Err() error {
+	return c.base.Err()
+}
+
+func (c jointContext) Value(key interface{}) interface{} {
+	if val := c.base.Value(key); val != nil {
+		return val
+	}
+	return c.valuesOnly.Value(key)
+}
+
+// fromContext returns the App Engine context or nil if ctx is not
+// derived from an App Engine context.
 func fromContext(ctx netcontext.Context) *context {
 	c, _ := ctx.Value(&contextKey).(*context)
 	return c
@@ -247,86 +264,70 @@ func IncomingHeaders(ctx netcontext.Context) http.Header {
 	return nil
 }
 
+func ReqContext(req *http.Request) netcontext.Context {
+	return req.Context()
+}
+
 func WithContext(parent netcontext.Context, req *http.Request) netcontext.Context {
-	ctxs.Lock()
-	c := ctxs.m[req]
-	d := ctxs.dec[req]
-	ctxs.Unlock()
-
-	if d != nil {
-		parent = d(parent)
+	return jointContext{
+		base:       parent,
+		valuesOnly: req.Context(),
 	}
+}
 
-	if c == nil {
-		// Someone passed in an http.Request that is not in-flight.
-		// We panic here rather than panicking at a later point
-		// so that stack traces will be more sensible.
-		log.Panic("appengine: NewContext passed an unknown http.Request")
-	}
-	return withContext(parent, c)
+// DefaultTicket returns a ticket used for background context or dev_appserver.
+func DefaultTicket() string {
+	defaultTicketOnce.Do(func() {
+		if IsDevAppServer() {
+			defaultTicket = "testapp" + defaultTicketSuffix
+			return
+		}
+		appID := partitionlessAppID()
+		escAppID := strings.Replace(strings.Replace(appID, ":", "_", -1), ".", "_", -1)
+		majVersion := VersionID(nil)
+		if i := strings.Index(majVersion, "."); i > 0 {
+			majVersion = majVersion[:i]
+		}
+		defaultTicket = fmt.Sprintf("%s/%s.%s.%s", escAppID, ModuleName(nil), majVersion, InstanceID())
+	})
+	return defaultTicket
 }
 
 func BackgroundContext() netcontext.Context {
-	ctxs.Lock()
-	defer ctxs.Unlock()
+	backgroundContextOnce.Do(func() {
+		// Compute background security ticket.
+		ticket := DefaultTicket()
 
-	if ctxs.bg != nil {
-		return toContext(ctxs.bg)
-	}
-
-	// Compute background security ticket.
-	appID := partitionlessAppID()
-	escAppID := strings.Replace(strings.Replace(appID, ":", "_", -1), ".", "_", -1)
-	majVersion := VersionID(nil)
-	if i := strings.Index(majVersion, "."); i > 0 {
-		majVersion = majVersion[:i]
-	}
-	ticket := fmt.Sprintf("%s/%s.%s.%s", escAppID, ModuleName(nil), majVersion, InstanceID())
-
-	ctxs.bg = &context{
-		req: &http.Request{
-			Header: http.Header{
-				ticketHeader: []string{ticket},
+		c := &context{
+			req: &http.Request{
+				Header: http.Header{
+					ticketHeader: []string{ticket},
+				},
 			},
-		},
-		apiURL: apiURL(),
-	}
+			apiURL: apiURL(),
+		}
+		backgroundContext = toContext(c)
 
-	// TODO(dsymonds): Wire up the shutdown handler to do a final flush.
-	go ctxs.bg.logFlusher(make(chan int))
+		// TODO(dsymonds): Wire up the shutdown handler to do a final flush.
+		go c.logFlusher(make(chan int))
+	})
 
-	return toContext(ctxs.bg)
+	return backgroundContext
 }
 
 // RegisterTestRequest registers the HTTP request req for testing, such that
 // any API calls are sent to the provided URL. It returns a closure to delete
 // the registration.
 // It should only be used by aetest package.
-func RegisterTestRequest(req *http.Request, apiURL *url.URL, decorate func(netcontext.Context) netcontext.Context) func() {
+func RegisterTestRequest(req *http.Request, apiURL *url.URL, decorate func(netcontext.Context) netcontext.Context) (*http.Request, func()) {
 	c := &context{
 		req:    req,
 		apiURL: apiURL,
 	}
-	ctxs.Lock()
-	defer ctxs.Unlock()
-	if _, ok := ctxs.m[req]; ok {
-		log.Panic("req already associated with context")
-	}
-	if _, ok := ctxs.dec[req]; ok {
-		log.Panic("req already associated with context")
-	}
-	if ctxs.dec == nil {
-		ctxs.dec = make(map[*http.Request]func(netcontext.Context) netcontext.Context)
-	}
-	ctxs.m[req] = c
-	ctxs.dec[req] = decorate
-
-	return func() {
-		ctxs.Lock()
-		delete(ctxs.m, req)
-		delete(ctxs.dec, req)
-		ctxs.Unlock()
-	}
+	ctx := withContext(decorate(req.Context()), c)
+	req = req.WithContext(ctx)
+	c.req = req
+	return req, func() {}
 }
 
 var errTimeout = &CallError{
@@ -452,7 +453,7 @@ func Call(ctx netcontext.Context, service, method string, in, out proto.Message)
 	c := fromContext(ctx)
 	if c == nil {
 		// Give a good error message rather than a panic lower down.
-		return errors.New("not an App Engine context")
+		return errNotAppEngineContext
 	}
 
 	// Apply transaction modifications if we're in a transaction.
@@ -475,6 +476,16 @@ func Call(ctx netcontext.Context, service, method string, in, out proto.Message)
 	}
 
 	ticket := c.req.Header.Get(ticketHeader)
+	// Use a test ticket under test environment.
+	if ticket == "" {
+		if appid := ctx.Value(&appIDOverrideKey); appid != nil {
+			ticket = appid.(string) + defaultTicketSuffix
+		}
+	}
+	// Fall back to use background ticket when the request ticket is not available in Flex or dev_appserver.
+	if ticket == "" {
+		ticket = DefaultTicket()
+	}
 	req := &remotepb.Request{
 		ServiceName: &service,
 		Method:      &method,
@@ -550,6 +561,9 @@ var logLevelName = map[int64]string{
 }
 
 func logf(c *context, level int64, format string, args ...interface{}) {
+	if c == nil {
+		panic("not an App Engine context")
+	}
 	s := fmt.Sprintf(format, args...)
 	s = strings.TrimRight(s, "\n") // Remove any trailing newline characters.
 	c.addLogLine(&logpb.UserAppLogLine{

vendor/google.golang.org/appengine/internal/api_classic.go

@@ -22,14 +22,20 @@ import (
 
 var contextKey = "holds an appengine.Context"
 
+// fromContext returns the App Engine context or nil if ctx is not
+// derived from an App Engine context.
 func fromContext(ctx netcontext.Context) appengine.Context {
 	c, _ := ctx.Value(&contextKey).(appengine.Context)
 	return c
 }
 
 // This is only for classic App Engine adapters.
-func ClassicContextFromContext(ctx netcontext.Context) appengine.Context {
-	return fromContext(ctx)
+func ClassicContextFromContext(ctx netcontext.Context) (appengine.Context, error) {
+	c := fromContext(ctx)
+	if c == nil {
+		return nil, errNotAppEngineContext
+	}
+	return c, nil
 }
 
 func withContext(parent netcontext.Context, c appengine.Context) netcontext.Context {
@@ -53,6 +59,10 @@ func IncomingHeaders(ctx netcontext.Context) http.Header {
 	return nil
 }
 
+func ReqContext(req *http.Request) netcontext.Context {
+	return WithContext(netcontext.Background(), req)
+}
+
 func WithContext(parent netcontext.Context, req *http.Request) netcontext.Context {
 	c := appengine.NewContext(req)
 	return withContext(parent, c)
@@ -98,7 +108,7 @@ func Call(ctx netcontext.Context, service, method string, in, out proto.Message)
 	c := fromContext(ctx)
 	if c == nil {
 		// Give a good error message rather than a panic lower down.
-		return errors.New("not an App Engine context")
+		return errNotAppEngineContext
 	}
 
 	// Apply transaction modifications if we're in a transaction.

vendor/google.golang.org/appengine/internal/api_common.go

@@ -5,10 +5,15 @@
 package internal
 
 import (
+	"errors"
+	"os"
+
 	"github.com/golang/protobuf/proto"
 	netcontext "golang.org/x/net/context"
 )
 
+var errNotAppEngineContext = errors.New("not an App Engine context")
+
 type CallOverrideFunc func(ctx netcontext.Context, service, method string, in, out proto.Message) error
 
 var callOverrideKey = "holds []CallOverrideFunc"
@@ -77,10 +82,42 @@ func Logf(ctx netcontext.Context, level int64, format string, args ...interface{
 		f(level, format, args...)
 		return
 	}
-	logf(fromContext(ctx), level, format, args...)
+	c := fromContext(ctx)
+	if c == nil {
+		panic(errNotAppEngineContext)
+	}
+	logf(c, level, format, args...)
 }
 
 // NamespacedContext wraps a Context to support namespaces.
 func NamespacedContext(ctx netcontext.Context, namespace string) netcontext.Context {
 	return withNamespace(ctx, namespace)
 }
+
+// SetTestEnv sets the env variables for testing background ticket in Flex.
+func SetTestEnv() func() {
+	var environ = []struct {
+		key, value string
+	}{
+		{"GAE_LONG_APP_ID", "my-app-id"},
+		{"GAE_MINOR_VERSION", "067924799508853122"},
+		{"GAE_MODULE_INSTANCE", "0"},
+		{"GAE_MODULE_NAME", "default"},
+		{"GAE_MODULE_VERSION", "20150612t184001"},
+	}
+
+	for _, v := range environ {
+		old := os.Getenv(v.key)
+		os.Setenv(v.key, v.value)
+		v.value = old
+	}
+	return func() { // Restore old environment after the test completes.
+		for _, v := range environ {
+			if v.value == "" {
+				os.Unsetenv(v.key)
+				continue
+			}
+			os.Setenv(v.key, v.value)
+		}
+	}
+}

vendor/google.golang.org/appengine/internal/api_pre17.go

@@ -0,0 +1,682 @@
+// Copyright 2011 Google Inc. All rights reserved.
+// Use of this source code is governed by the Apache 2.0
+// license that can be found in the LICENSE file.
+
+// +build !appengine
+// +build !go1.7
+
+package internal
+
+import (
+	"bytes"
+	"errors"
+	"fmt"
+	"io/ioutil"
+	"log"
+	"net"
+	"net/http"
+	"net/url"
+	"os"
+	"runtime"
+	"strconv"
+	"strings"
+	"sync"
+	"sync/atomic"
+	"time"
+
+	"github.com/golang/protobuf/proto"
+	netcontext "golang.org/x/net/context"
+
+	basepb "google.golang.org/appengine/internal/base"
+	logpb "google.golang.org/appengine/internal/log"
+	remotepb "google.golang.org/appengine/internal/remote_api"
+)
+
+const (
+	apiPath             = "/rpc_http"
+	defaultTicketSuffix = "/default.20150612t184001.0"
+)
+
+var (
+	// Incoming headers.
+	ticketHeader       = http.CanonicalHeaderKey("X-AppEngine-API-Ticket")
+	dapperHeader       = http.CanonicalHeaderKey("X-Google-DapperTraceInfo")
+	traceHeader        = http.CanonicalHeaderKey("X-Cloud-Trace-Context")
+	curNamespaceHeader = http.CanonicalHeaderKey("X-AppEngine-Current-Namespace")
+	userIPHeader       = http.CanonicalHeaderKey("X-AppEngine-User-IP")
+	remoteAddrHeader   = http.CanonicalHeaderKey("X-AppEngine-Remote-Addr")
+
+	// Outgoing headers.
+	apiEndpointHeader      = http.CanonicalHeaderKey("X-Google-RPC-Service-Endpoint")
+	apiEndpointHeaderValue = []string{"app-engine-apis"}
+	apiMethodHeader        = http.CanonicalHeaderKey("X-Google-RPC-Service-Method")
+	apiMethodHeaderValue   = []string{"/VMRemoteAPI.CallRemoteAPI"}
+	apiDeadlineHeader      = http.CanonicalHeaderKey("X-Google-RPC-Service-Deadline")
+	apiContentType         = http.CanonicalHeaderKey("Content-Type")
+	apiContentTypeValue    = []string{"application/octet-stream"}
+	logFlushHeader         = http.CanonicalHeaderKey("X-AppEngine-Log-Flush-Count")
+
+	apiHTTPClient = &http.Client{
+		Transport: &http.Transport{
+			Proxy: http.ProxyFromEnvironment,
+			Dial:  limitDial,
+		},
+	}
+
+	defaultTicketOnce sync.Once
+	defaultTicket     string
+)
+
+func apiURL() *url.URL {
+	host, port := "appengine.googleapis.internal", "10001"
+	if h := os.Getenv("API_HOST"); h != "" {
+		host = h
+	}
+	if p := os.Getenv("API_PORT"); p != "" {
+		port = p
+	}
+	return &url.URL{
+		Scheme: "http",
+		Host:   host + ":" + port,
+		Path:   apiPath,
+	}
+}
+
+func handleHTTP(w http.ResponseWriter, r *http.Request) {
+	c := &context{
+		req:       r,
+		outHeader: w.Header(),
+		apiURL:    apiURL(),
+	}
+	stopFlushing := make(chan int)
+
+	ctxs.Lock()
+	ctxs.m[r] = c
+	ctxs.Unlock()
+	defer func() {
+		ctxs.Lock()
+		delete(ctxs.m, r)
+		ctxs.Unlock()
+	}()
+
+	// Patch up RemoteAddr so it looks reasonable.
+	if addr := r.Header.Get(userIPHeader); addr != "" {
+		r.RemoteAddr = addr
+	} else if addr = r.Header.Get(remoteAddrHeader); addr != "" {
+		r.RemoteAddr = addr
+	} else {
+		// Should not normally reach here, but pick a sensible default anyway.
+		r.RemoteAddr = "127.0.0.1"
+	}
+	// The address in the headers will most likely be of these forms:
+	//	123.123.123.123
+	//	2001:db8::1
+	// net/http.Request.RemoteAddr is specified to be in "IP:port" form.
+	if _, _, err := net.SplitHostPort(r.RemoteAddr); err != nil {
+		// Assume the remote address is only a host; add a default port.
+		r.RemoteAddr = net.JoinHostPort(r.RemoteAddr, "80")
+	}
+
+	// Start goroutine responsible for flushing app logs.
+	// This is done after adding c to ctx.m (and stopped before removing it)
+	// because flushing logs requires making an API call.
+	go c.logFlusher(stopFlushing)
+
+	executeRequestSafely(c, r)
+	c.outHeader = nil // make sure header changes aren't respected any more
+
+	stopFlushing <- 1 // any logging beyond this point will be dropped
+
+	// Flush any pending logs asynchronously.
+	c.pendingLogs.Lock()
+	flushes := c.pendingLogs.flushes
+	if len(c.pendingLogs.lines) > 0 {
+		flushes++
+	}
+	c.pendingLogs.Unlock()
+	go c.flushLog(false)
+	w.Header().Set(logFlushHeader, strconv.Itoa(flushes))
+
+	// Avoid nil Write call if c.Write is never called.
+	if c.outCode != 0 {
+		w.WriteHeader(c.outCode)
+	}
+	if c.outBody != nil {
+		w.Write(c.outBody)
+	}
+}
+
+func executeRequestSafely(c *context, r *http.Request) {
+	defer func() {
+		if x := recover(); x != nil {
+			logf(c, 4, "%s", renderPanic(x)) // 4 == critical
+			c.outCode = 500
+		}
+	}()
+
+	http.DefaultServeMux.ServeHTTP(c, r)
+}
+
+func renderPanic(x interface{}) string {
+	buf := make([]byte, 16<<10) // 16 KB should be plenty
+	buf = buf[:runtime.Stack(buf, false)]
+
+	// Remove the first few stack frames:
+	//   this func
+	//   the recover closure in the caller
+	// That will root the stack trace at the site of the panic.
+	const (
+		skipStart  = "internal.renderPanic"
+		skipFrames = 2
+	)
+	start := bytes.Index(buf, []byte(skipStart))
+	p := start
+	for i := 0; i < skipFrames*2 && p+1 < len(buf); i++ {
+		p = bytes.IndexByte(buf[p+1:], '\n') + p + 1
+		if p < 0 {
+			break
+		}
+	}
+	if p >= 0 {
+		// buf[start:p+1] is the block to remove.
+		// Copy buf[p+1:] over buf[start:] and shrink buf.
+		copy(buf[start:], buf[p+1:])
+		buf = buf[:len(buf)-(p+1-start)]
+	}
+
+	// Add panic heading.
+	head := fmt.Sprintf("panic: %v\n\n", x)
+	if len(head) > len(buf) {
+		// Extremely unlikely to happen.
+		return head
+	}
+	copy(buf[len(head):], buf)
+	copy(buf, head)
+
+	return string(buf)
+}
+
+var ctxs = struct {
+	sync.Mutex
+	m  map[*http.Request]*context
+	bg *context // background context, lazily initialized
+	// dec is used by tests to decorate the netcontext.Context returned
+	// for a given request. This allows tests to add overrides (such as
+	// WithAppIDOverride) to the context. The map is nil outside tests.
+	dec map[*http.Request]func(netcontext.Context) netcontext.Context
+}{
+	m: make(map[*http.Request]*context),
+}
+
+// context represents the context of an in-flight HTTP request.
+// It implements the appengine.Context and http.ResponseWriter interfaces.
+type context struct {
+	req *http.Request
+
+	outCode   int
+	outHeader http.Header
+	outBody   []byte
+
+	pendingLogs struct {
+		sync.Mutex
+		lines   []*logpb.UserAppLogLine
+		flushes int
+	}
+
+	apiURL *url.URL
+}
+
+var contextKey = "holds a *context"
+
+// fromContext returns the App Engine context or nil if ctx is not
+// derived from an App Engine context.
+func fromContext(ctx netcontext.Context) *context {
+	c, _ := ctx.Value(&contextKey).(*context)
+	return c
+}
+
+func withContext(parent netcontext.Context, c *context) netcontext.Context {
+	ctx := netcontext.WithValue(parent, &contextKey, c)
+	if ns := c.req.Header.Get(curNamespaceHeader); ns != "" {
+		ctx = withNamespace(ctx, ns)
+	}
+	return ctx
+}
+
+func toContext(c *context) netcontext.Context {
+	return withContext(netcontext.Background(), c)
+}
+
+func IncomingHeaders(ctx netcontext.Context) http.Header {
+	if c := fromContext(ctx); c != nil {
+		return c.req.Header
+	}
+	return nil
+}
+
+func ReqContext(req *http.Request) netcontext.Context {
+	return WithContext(netcontext.Background(), req)
+}
+
+func WithContext(parent netcontext.Context, req *http.Request) netcontext.Context {
+	ctxs.Lock()
+	c := ctxs.m[req]
+	d := ctxs.dec[req]
+	ctxs.Unlock()
+
+	if d != nil {
+		parent = d(parent)
+	}
+
+	if c == nil {
+		// Someone passed in an http.Request that is not in-flight.
+		// We panic here rather than panicking at a later point
+		// so that stack traces will be more sensible.
+		log.Panic("appengine: NewContext passed an unknown http.Request")
+	}
+	return withContext(parent, c)
+}
+
+// DefaultTicket returns a ticket used for background context or dev_appserver.
+func DefaultTicket() string {
+	defaultTicketOnce.Do(func() {
+		if IsDevAppServer() {
+			defaultTicket = "testapp" + defaultTicketSuffix
+			return
+		}
+		appID := partitionlessAppID()
+		escAppID := strings.Replace(strings.Replace(appID, ":", "_", -1), ".", "_", -1)
+		majVersion := VersionID(nil)
+		if i := strings.Index(majVersion, "."); i > 0 {
+			majVersion = majVersion[:i]
+		}
+		defaultTicket = fmt.Sprintf("%s/%s.%s.%s", escAppID, ModuleName(nil), majVersion, InstanceID())
+	})
+	return defaultTicket
+}
+
+func BackgroundContext() netcontext.Context {
+	ctxs.Lock()
+	defer ctxs.Unlock()
+
+	if ctxs.bg != nil {
+		return toContext(ctxs.bg)
+	}
+
+	// Compute background security ticket.
+	ticket := DefaultTicket()
+
+	ctxs.bg = &context{
+		req: &http.Request{
+			Header: http.Header{
+				ticketHeader: []string{ticket},
+			},
+		},
+		apiURL: apiURL(),
+	}
+
+	// TODO(dsymonds): Wire up the shutdown handler to do a final flush.
+	go ctxs.bg.logFlusher(make(chan int))
+
+	return toContext(ctxs.bg)
+}
+
+// RegisterTestRequest registers the HTTP request req for testing, such that
+// any API calls are sent to the provided URL. It returns a closure to delete
+// the registration.
+// It should only be used by aetest package.
+func RegisterTestRequest(req *http.Request, apiURL *url.URL, decorate func(netcontext.Context) netcontext.Context) (*http.Request, func()) {
+	c := &context{
+		req:    req,
+		apiURL: apiURL,
+	}
+	ctxs.Lock()
+	defer ctxs.Unlock()
+	if _, ok := ctxs.m[req]; ok {
+		log.Panic("req already associated with context")
+	}
+	if _, ok := ctxs.dec[req]; ok {
+		log.Panic("req already associated with context")
+	}
+	if ctxs.dec == nil {
+		ctxs.dec = make(map[*http.Request]func(netcontext.Context) netcontext.Context)
+	}
+	ctxs.m[req] = c
+	ctxs.dec[req] = decorate
+
+	return req, func() {
+		ctxs.Lock()
+		delete(ctxs.m, req)
+		delete(ctxs.dec, req)
+		ctxs.Unlock()
+	}
+}
+
+var errTimeout = &CallError{
+	Detail:  "Deadline exceeded",
+	Code:    int32(remotepb.RpcError_CANCELLED),
+	Timeout: true,
+}
+
+func (c *context) Header() http.Header { return c.outHeader }
+
+// Copied from $GOROOT/src/pkg/net/http/transfer.go. Some response status
+// codes do not permit a response body (nor response entity headers such as
+// Content-Length, Content-Type, etc).
+func bodyAllowedForStatus(status int) bool {
+	switch {
+	case status >= 100 && status <= 199:
+		return false
+	case status == 204:
+		return false
+	case status == 304:
+		return false
+	}
+	return true
+}
+
+func (c *context) Write(b []byte) (int, error) {
+	if c.outCode == 0 {
+		c.WriteHeader(http.StatusOK)
+	}
+	if len(b) > 0 && !bodyAllowedForStatus(c.outCode) {
+		return 0, http.ErrBodyNotAllowed
+	}
+	c.outBody = append(c.outBody, b...)
+	return len(b), nil
+}
+
+func (c *context) WriteHeader(code int) {
+	if c.outCode != 0 {
+		logf(c, 3, "WriteHeader called multiple times on request.") // error level
+		return
+	}
+	c.outCode = code
+}
+
+func (c *context) post(body []byte, timeout time.Duration) (b []byte, err error) {
+	hreq := &http.Request{
+		Method: "POST",
+		URL:    c.apiURL,
+		Header: http.Header{
+			apiEndpointHeader: apiEndpointHeaderValue,
+			apiMethodHeader:   apiMethodHeaderValue,
+			apiContentType:    apiContentTypeValue,
+			apiDeadlineHeader: []string{strconv.FormatFloat(timeout.Seconds(), 'f', -1, 64)},
+		},
+		Body:          ioutil.NopCloser(bytes.NewReader(body)),
+		ContentLength: int64(len(body)),
+		Host:          c.apiURL.Host,
+	}
+	if info := c.req.Header.Get(dapperHeader); info != "" {
+		hreq.Header.Set(dapperHeader, info)
+	}
+	if info := c.req.Header.Get(traceHeader); info != "" {
+		hreq.Header.Set(traceHeader, info)
+	}
+
+	tr := apiHTTPClient.Transport.(*http.Transport)
+
+	var timedOut int32 // atomic; set to 1 if timed out
+	t := time.AfterFunc(timeout, func() {
+		atomic.StoreInt32(&timedOut, 1)
+		tr.CancelRequest(hreq)
+	})
+	defer t.Stop()
+	defer func() {
+		// Check if timeout was exceeded.
+		if atomic.LoadInt32(&timedOut) != 0 {
+			err = errTimeout
+		}
+	}()
+
+	hresp, err := apiHTTPClient.Do(hreq)
+	if err != nil {
+		return nil, &CallError{
+			Detail: fmt.Sprintf("service bridge HTTP failed: %v", err),
+			Code:   int32(remotepb.RpcError_UNKNOWN),
+		}
+	}
+	defer hresp.Body.Close()
+	hrespBody, err := ioutil.ReadAll(hresp.Body)
+	if hresp.StatusCode != 200 {
+		return nil, &CallError{
+			Detail: fmt.Sprintf("service bridge returned HTTP %d (%q)", hresp.StatusCode, hrespBody),
+			Code:   int32(remotepb.RpcError_UNKNOWN),
+		}
+	}
+	if err != nil {
+		return nil, &CallError{
+			Detail: fmt.Sprintf("service bridge response bad: %v", err),
+			Code:   int32(remotepb.RpcError_UNKNOWN),
+		}
+	}
+	return hrespBody, nil
+}
+
+func Call(ctx netcontext.Context, service, method string, in, out proto.Message) error {
+	if ns := NamespaceFromContext(ctx); ns != "" {
+		if fn, ok := NamespaceMods[service]; ok {
+			fn(in, ns)
+		}
+	}
+
+	if f, ctx, ok := callOverrideFromContext(ctx); ok {
+		return f(ctx, service, method, in, out)
+	}
+
+	// Handle already-done contexts quickly.
+	select {
+	case <-ctx.Done():
+		return ctx.Err()
+	default:
+	}
+
+	c := fromContext(ctx)
+	if c == nil {
+		// Give a good error message rather than a panic lower down.
+		return errNotAppEngineContext
+	}
+
+	// Apply transaction modifications if we're in a transaction.
+	if t := transactionFromContext(ctx); t != nil {
+		if t.finished {
+			return errors.New("transaction context has expired")
+		}
+		applyTransaction(in, &t.transaction)
+	}
+
+	// Default RPC timeout is 60s.
+	timeout := 60 * time.Second
+	if deadline, ok := ctx.Deadline(); ok {
+		timeout = deadline.Sub(time.Now())
+	}
+
+	data, err := proto.Marshal(in)
+	if err != nil {
+		return err
+	}
+
+	ticket := c.req.Header.Get(ticketHeader)
+	// Use a test ticket under test environment.
+	if ticket == "" {
+		if appid := ctx.Value(&appIDOverrideKey); appid != nil {
+			ticket = appid.(string) + defaultTicketSuffix
+		}
+	}
+	// Fall back to use background ticket when the request ticket is not available in Flex or dev_appserver.
+	if ticket == "" {
+		ticket = DefaultTicket()
+	}
+	req := &remotepb.Request{
+		ServiceName: &service,
+		Method:      &method,
+		Request:     data,
+		RequestId:   &ticket,
+	}
+	hreqBody, err := proto.Marshal(req)
+	if err != nil {
+		return err
+	}
+
+	hrespBody, err := c.post(hreqBody, timeout)
+	if err != nil {
+		return err
+	}
+
+	res := &remotepb.Response{}
+	if err := proto.Unmarshal(hrespBody, res); err != nil {
+		return err
+	}
+	if res.RpcError != nil {
+		ce := &CallError{
+			Detail: res.RpcError.GetDetail(),
+			Code:   *res.RpcError.Code,
+		}
+		switch remotepb.RpcError_ErrorCode(ce.Code) {
+		case remotepb.RpcError_CANCELLED, remotepb.RpcError_DEADLINE_EXCEEDED:
+			ce.Timeout = true
+		}
+		return ce
+	}
+	if res.ApplicationError != nil {
+		return &APIError{
+			Service: *req.ServiceName,
+			Detail:  res.ApplicationError.GetDetail(),
+			Code:    *res.ApplicationError.Code,
+		}
+	}
+	if res.Exception != nil || res.JavaException != nil {
+		// This shouldn't happen, but let's be defensive.
+		return &CallError{
+			Detail: "service bridge returned exception",
+			Code:   int32(remotepb.RpcError_UNKNOWN),
+		}
+	}
+	return proto.Unmarshal(res.Response, out)
+}
+
+func (c *context) Request() *http.Request {
+	return c.req
+}
+
+func (c *context) addLogLine(ll *logpb.UserAppLogLine) {
+	// Truncate long log lines.
+	// TODO(dsymonds): Check if this is still necessary.
+	const lim = 8 << 10
+	if len(*ll.Message) > lim {
+		suffix := fmt.Sprintf("...(length %d)", len(*ll.Message))
+		ll.Message = proto.String((*ll.Message)[:lim-len(suffix)] + suffix)
+	}
+
+	c.pendingLogs.Lock()
+	c.pendingLogs.lines = append(c.pendingLogs.lines, ll)
+	c.pendingLogs.Unlock()
+}
+
+var logLevelName = map[int64]string{
+	0: "DEBUG",
+	1: "INFO",
+	2: "WARNING",
+	3: "ERROR",
+	4: "CRITICAL",
+}
+
+func logf(c *context, level int64, format string, args ...interface{}) {
+	if c == nil {
+		panic("not an App Engine context")
+	}
+	s := fmt.Sprintf(format, args...)
+	s = strings.TrimRight(s, "\n") // Remove any trailing newline characters.
+	c.addLogLine(&logpb.UserAppLogLine{
+		TimestampUsec: proto.Int64(time.Now().UnixNano() / 1e3),
+		Level:         &level,
+		Message:       &s,
+	})
+	log.Print(logLevelName[level] + ": " + s)
+}
+
+// flushLog attempts to flush any pending logs to the appserver.
+// It should not be called concurrently.
+func (c *context) flushLog(force bool) (flushed bool) {
+	c.pendingLogs.Lock()
+	// Grab up to 30 MB. We can get away with up to 32 MB, but let's be cautious.
+	n, rem := 0, 30<<20
+	for ; n < len(c.pendingLogs.lines); n++ {
+		ll := c.pendingLogs.lines[n]
+		// Each log line will require about 3 bytes of overhead.
+		nb := proto.Size(ll) + 3
+		if nb > rem {
+			break
+		}
+		rem -= nb
+	}
+	lines := c.pendingLogs.lines[:n]
+	c.pendingLogs.lines = c.pendingLogs.lines[n:]
+	c.pendingLogs.Unlock()
+
+	if len(lines) == 0 && !force {
+		// Nothing to flush.
+		return false
+	}
+
+	rescueLogs := false
+	defer func() {
+		if rescueLogs {
+			c.pendingLogs.Lock()
+			c.pendingLogs.lines = append(lines, c.pendingLogs.lines...)
+			c.pendingLogs.Unlock()
+		}
+	}()
+
+	buf, err := proto.Marshal(&logpb.UserAppLogGroup{
+		LogLine: lines,
+	})
+	if err != nil {
+		log.Printf("internal.flushLog: marshaling UserAppLogGroup: %v", err)
+		rescueLogs = true
+		return false
+	}
+
+	req := &logpb.FlushRequest{
+		Logs: buf,
+	}
+	res := &basepb.VoidProto{}
+	c.pendingLogs.Lock()
+	c.pendingLogs.flushes++
+	c.pendingLogs.Unlock()
+	if err := Call(toContext(c), "logservice", "Flush", req, res); err != nil {
+		log.Printf("internal.flushLog: Flush RPC: %v", err)
+		rescueLogs = true
+		return false
+	}
+	return true
+}
+
+const (
+	// Log flushing parameters.
+	flushInterval      = 1 * time.Second
+	forceFlushInterval = 60 * time.Second
+)
+
+func (c *context) logFlusher(stop <-chan int) {
+	lastFlush := time.Now()
+	tick := time.NewTicker(flushInterval)
+	for {
+		select {
+		case <-stop:
+			// Request finished.
+			tick.Stop()
+			return
+		case <-tick.C:
+			force := time.Now().Sub(lastFlush) > forceFlushInterval
+			if c.flushLog(force) {
+				lastFlush = time.Now()
+			}
+		}
+	}
+}
+
+func ContextForTesting(req *http.Request) netcontext.Context {
+	return toContext(&context{req: req})
+}

vendor/google.golang.org/appengine/internal/app_identity/app_identity_service.pb.go

@@ -1,6 +1,5 @@
-// Code generated by protoc-gen-go.
+// Code generated by protoc-gen-go. DO NOT EDIT.
 // source: google.golang.org/appengine/internal/app_identity/app_identity_service.proto
-// DO NOT EDIT!
 
 /*
 Package app_identity is a generated protocol buffer package.
@@ -33,6 +32,12 @@ 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
+
 type AppIdentityServiceError_ErrorCode int32
 
 const (
@@ -83,23 +88,28 @@ func (x *AppIdentityServiceError_ErrorCode) UnmarshalJSON(data []byte) error {
 	*x = AppIdentityServiceError_ErrorCode(value)
 	return nil
 }
+func (AppIdentityServiceError_ErrorCode) EnumDescriptor() ([]byte, []int) {
+	return fileDescriptor0, []int{0, 0}
+}
 
 type AppIdentityServiceError struct {
 	XXX_unrecognized []byte `json:"-"`
 }
 
-func (m *AppIdentityServiceError) Reset()         { *m = AppIdentityServiceError{} }
-func (m *AppIdentityServiceError) String() string { return proto.CompactTextString(m) }
-func (*AppIdentityServiceError) ProtoMessage()    {}
+func (m *AppIdentityServiceError) Reset()                    { *m = AppIdentityServiceError{} }
+func (m *AppIdentityServiceError) String() string            { return proto.CompactTextString(m) }
+func (*AppIdentityServiceError) ProtoMessage()               {}
+func (*AppIdentityServiceError) Descriptor() ([]byte, []int) { return fileDescriptor0, []int{0} }
 
 type SignForAppRequest struct {
-	BytesToSign      []byte `protobuf:"bytes,1,opt,name=bytes_to_sign" json:"bytes_to_sign,omitempty"`
+	BytesToSign      []byte `protobuf:"bytes,1,opt,name=bytes_to_sign,json=bytesToSign" json:"bytes_to_sign,omitempty"`
 	XXX_unrecognized []byte `json:"-"`
 }
 
-func (m *SignForAppRequest) Reset()         { *m = SignForAppRequest{} }
-func (m *SignForAppRequest) String() string { return proto.CompactTextString(m) }
-func (*SignForAppRequest) ProtoMessage()    {}
+func (m *SignForAppRequest) Reset()                    { *m = SignForAppRequest{} }
+func (m *SignForAppRequest) String() string            { return proto.CompactTextString(m) }
+func (*SignForAppRequest) ProtoMessage()               {}
+func (*SignForAppRequest) Descriptor() ([]byte, []int) { return fileDescriptor0, []int{1} }
 
 func (m *SignForAppRequest) GetBytesToSign() []byte {
 	if m != nil {
@@ -109,14 +119,15 @@ func (m *SignForAppRequest) GetBytesToSign() []byte {
 }
 
 type SignForAppResponse struct {
-	KeyName          *string `protobuf:"bytes,1,opt,name=key_name" json:"key_name,omitempty"`
-	SignatureBytes   []byte  `protobuf:"bytes,2,opt,name=signature_bytes" json:"signature_bytes,omitempty"`
+	KeyName          *string `protobuf:"bytes,1,opt,name=key_name,json=keyName" json:"key_name,omitempty"`
+	SignatureBytes   []byte  `protobuf:"bytes,2,opt,name=signature_bytes,json=signatureBytes" json:"signature_bytes,omitempty"`
 	XXX_unrecognized []byte  `json:"-"`
 }
 
-func (m *SignForAppResponse) Reset()         { *m = SignForAppResponse{} }
-func (m *SignForAppResponse) String() string { return proto.CompactTextString(m) }
-func (*SignForAppResponse) ProtoMessage()    {}
+func (m *SignForAppResponse) Reset()                    { *m = SignForAppResponse{} }
+func (m *SignForAppResponse) String() string            { return proto.CompactTextString(m) }
+func (*SignForAppResponse) ProtoMessage()               {}
+func (*SignForAppResponse) Descriptor() ([]byte, []int) { return fileDescriptor0, []int{2} }
 
 func (m *SignForAppResponse) GetKeyName() string {
 	if m != nil && m.KeyName != nil {
@@ -139,16 +150,20 @@ type GetPublicCertificateForAppRequest struct {
 func (m *GetPublicCertificateForAppRequest) Reset()         { *m = GetPublicCertificateForAppRequest{} }
 func (m *GetPublicCertificateForAppRequest) String() string { return proto.CompactTextString(m) }
 func (*GetPublicCertificateForAppRequest) ProtoMessage()    {}
+func (*GetPublicCertificateForAppRequest) Descriptor() ([]byte, []int) {
+	return fileDescriptor0, []int{3}
+}
 
 type PublicCertificate struct {
-	KeyName            *string `protobuf:"bytes,1,opt,name=key_name" json:"key_name,omitempty"`
-	X509CertificatePem *string `protobuf:"bytes,2,opt,name=x509_certificate_pem" json:"x509_certificate_pem,omitempty"`
+	KeyName            *string `protobuf:"bytes,1,opt,name=key_name,json=keyName" json:"key_name,omitempty"`
+	X509CertificatePem *string `protobuf:"bytes,2,opt,name=x509_certificate_pem,json=x509CertificatePem" json:"x509_certificate_pem,omitempty"`
 	XXX_unrecognized   []byte  `json:"-"`
 }
 
-func (m *PublicCertificate) Reset()         { *m = PublicCertificate{} }
-func (m *PublicCertificate) String() string { return proto.CompactTextString(m) }
-func (*PublicCertificate) ProtoMessage()    {}
+func (m *PublicCertificate) Reset()                    { *m = PublicCertificate{} }
+func (m *PublicCertificate) String() string            { return proto.CompactTextString(m) }
+func (*PublicCertificate) ProtoMessage()               {}
+func (*PublicCertificate) Descriptor() ([]byte, []int) { return fileDescriptor0, []int{4} }
 
 func (m *PublicCertificate) GetKeyName() string {
 	if m != nil && m.KeyName != nil {
@@ -165,14 +180,17 @@ func (m *PublicCertificate) GetX509CertificatePem() string {
 }
 
 type GetPublicCertificateForAppResponse struct {
-	PublicCertificateList      []*PublicCertificate `protobuf:"bytes,1,rep,name=public_certificate_list" json:"public_certificate_list,omitempty"`
-	MaxClientCacheTimeInSecond *int64               `protobuf:"varint,2,opt,name=max_client_cache_time_in_second" json:"max_client_cache_time_in_second,omitempty"`
+	PublicCertificateList      []*PublicCertificate `protobuf:"bytes,1,rep,name=public_certificate_list,json=publicCertificateList" json:"public_certificate_list,omitempty"`
+	MaxClientCacheTimeInSecond *int64               `protobuf:"varint,2,opt,name=max_client_cache_time_in_second,json=maxClientCacheTimeInSecond" json:"max_client_cache_time_in_second,omitempty"`
 	XXX_unrecognized           []byte               `json:"-"`
 }
 
 func (m *GetPublicCertificateForAppResponse) Reset()         { *m = GetPublicCertificateForAppResponse{} }
 func (m *GetPublicCertificateForAppResponse) String() string { return proto.CompactTextString(m) }
 func (*GetPublicCertificateForAppResponse) ProtoMessage()    {}
+func (*GetPublicCertificateForAppResponse) Descriptor() ([]byte, []int) {
+	return fileDescriptor0, []int{5}
+}
 
 func (m *GetPublicCertificateForAppResponse) GetPublicCertificateList() []*PublicCertificate {
 	if m != nil {
@@ -192,18 +210,20 @@ type GetServiceAccountNameRequest struct {
 	XXX_unrecognized []byte `json:"-"`
 }
 
-func (m *GetServiceAccountNameRequest) Reset()         { *m = GetServiceAccountNameRequest{} }
-func (m *GetServiceAccountNameRequest) String() string { return proto.CompactTextString(m) }
-func (*GetServiceAccountNameRequest) ProtoMessage()    {}
+func (m *GetServiceAccountNameRequest) Reset()                    { *m = GetServiceAccountNameRequest{} }
+func (m *GetServiceAccountNameRequest) String() string            { return proto.CompactTextString(m) }
+func (*GetServiceAccountNameRequest) ProtoMessage()               {}
+func (*GetServiceAccountNameRequest) Descriptor() ([]byte, []int) { return fileDescriptor0, []int{6} }
 
 type GetServiceAccountNameResponse struct {
-	ServiceAccountName *string `protobuf:"bytes,1,opt,name=service_account_name" json:"service_account_name,omitempty"`
+	ServiceAccountName *string `protobuf:"bytes,1,opt,name=service_account_name,json=serviceAccountName" json:"service_account_name,omitempty"`
 	XXX_unrecognized   []byte  `json:"-"`
 }
 
-func (m *GetServiceAccountNameResponse) Reset()         { *m = GetServiceAccountNameResponse{} }
-func (m *GetServiceAccountNameResponse) String() string { return proto.CompactTextString(m) }
-func (*GetServiceAccountNameResponse) ProtoMessage()    {}
+func (m *GetServiceAccountNameResponse) Reset()                    { *m = GetServiceAccountNameResponse{} }
+func (m *GetServiceAccountNameResponse) String() string            { return proto.CompactTextString(m) }
+func (*GetServiceAccountNameResponse) ProtoMessage()               {}
+func (*GetServiceAccountNameResponse) Descriptor() ([]byte, []int) { return fileDescriptor0, []int{7} }
 
 func (m *GetServiceAccountNameResponse) GetServiceAccountName() string {
 	if m != nil && m.ServiceAccountName != nil {
@@ -214,14 +234,15 @@ func (m *GetServiceAccountNameResponse) GetServiceAccountName() string {
 
 type GetAccessTokenRequest struct {
 	Scope              []string `protobuf:"bytes,1,rep,name=scope" json:"scope,omitempty"`
-	ServiceAccountId   *int64   `protobuf:"varint,2,opt,name=service_account_id" json:"service_account_id,omitempty"`
-	ServiceAccountName *string  `protobuf:"bytes,3,opt,name=service_account_name" json:"service_account_name,omitempty"`
+	ServiceAccountId   *int64   `protobuf:"varint,2,opt,name=service_account_id,json=serviceAccountId" json:"service_account_id,omitempty"`
+	ServiceAccountName *string  `protobuf:"bytes,3,opt,name=service_account_name,json=serviceAccountName" json:"service_account_name,omitempty"`
 	XXX_unrecognized   []byte   `json:"-"`
 }
 
-func (m *GetAccessTokenRequest) Reset()         { *m = GetAccessTokenRequest{} }
-func (m *GetAccessTokenRequest) String() string { return proto.CompactTextString(m) }
-func (*GetAccessTokenRequest) ProtoMessage()    {}
+func (m *GetAccessTokenRequest) Reset()                    { *m = GetAccessTokenRequest{} }
+func (m *GetAccessTokenRequest) String() string            { return proto.CompactTextString(m) }
+func (*GetAccessTokenRequest) ProtoMessage()               {}
+func (*GetAccessTokenRequest) Descriptor() ([]byte, []int) { return fileDescriptor0, []int{8} }
 
 func (m *GetAccessTokenRequest) GetScope() []string {
 	if m != nil {
@@ -245,14 +266,15 @@ func (m *GetAccessTokenRequest) GetServiceAccountName() string {
 }
 
 type GetAccessTokenResponse struct {
-	AccessToken      *string `protobuf:"bytes,1,opt,name=access_token" json:"access_token,omitempty"`
-	ExpirationTime   *int64  `protobuf:"varint,2,opt,name=expiration_time" json:"expiration_time,omitempty"`
+	AccessToken      *string `protobuf:"bytes,1,opt,name=access_token,json=accessToken" json:"access_token,omitempty"`
+	ExpirationTime   *int64  `protobuf:"varint,2,opt,name=expiration_time,json=expirationTime" json:"expiration_time,omitempty"`
 	XXX_unrecognized []byte  `json:"-"`
 }
 
-func (m *GetAccessTokenResponse) Reset()         { *m = GetAccessTokenResponse{} }
-func (m *GetAccessTokenResponse) String() string { return proto.CompactTextString(m) }
-func (*GetAccessTokenResponse) ProtoMessage()    {}
+func (m *GetAccessTokenResponse) Reset()                    { *m = GetAccessTokenResponse{} }
+func (m *GetAccessTokenResponse) String() string            { return proto.CompactTextString(m) }
+func (*GetAccessTokenResponse) ProtoMessage()               {}
+func (*GetAccessTokenResponse) Descriptor() ([]byte, []int) { return fileDescriptor0, []int{9} }
 
 func (m *GetAccessTokenResponse) GetAccessToken() string {
 	if m != nil && m.AccessToken != nil {
@@ -272,18 +294,22 @@ type GetDefaultGcsBucketNameRequest struct {
 	XXX_unrecognized []byte `json:"-"`
 }
 
-func (m *GetDefaultGcsBucketNameRequest) Reset()         { *m = GetDefaultGcsBucketNameRequest{} }
-func (m *GetDefaultGcsBucketNameRequest) String() string { return proto.CompactTextString(m) }
-func (*GetDefaultGcsBucketNameRequest) ProtoMessage()    {}
+func (m *GetDefaultGcsBucketNameRequest) Reset()                    { *m = GetDefaultGcsBucketNameRequest{} }
+func (m *GetDefaultGcsBucketNameRequest) String() string            { return proto.CompactTextString(m) }
+func (*GetDefaultGcsBucketNameRequest) ProtoMessage()               {}
+func (*GetDefaultGcsBucketNameRequest) Descriptor() ([]byte, []int) { return fileDescriptor0, []int{10} }
 
 type GetDefaultGcsBucketNameResponse struct {
-	DefaultGcsBucketName *string `protobuf:"bytes,1,opt,name=default_gcs_bucket_name" json:"default_gcs_bucket_name,omitempty"`
+	DefaultGcsBucketName *string `protobuf:"bytes,1,opt,name=default_gcs_bucket_name,json=defaultGcsBucketName" json:"default_gcs_bucket_name,omitempty"`
 	XXX_unrecognized     []byte  `json:"-"`
 }
 
 func (m *GetDefaultGcsBucketNameResponse) Reset()         { *m = GetDefaultGcsBucketNameResponse{} }
 func (m *GetDefaultGcsBucketNameResponse) String() string { return proto.CompactTextString(m) }
 func (*GetDefaultGcsBucketNameResponse) ProtoMessage()    {}
+func (*GetDefaultGcsBucketNameResponse) Descriptor() ([]byte, []int) {
+	return fileDescriptor0, []int{11}
+}
 
 func (m *GetDefaultGcsBucketNameResponse) GetDefaultGcsBucketName() string {
 	if m != nil && m.DefaultGcsBucketName != nil {
@@ -293,4 +319,67 @@ func (m *GetDefaultGcsBucketNameResponse) GetDefaultGcsBucketName() string {
 }
 
 func init() {
+	proto.RegisterType((*AppIdentityServiceError)(nil), "appengine.AppIdentityServiceError")
+	proto.RegisterType((*SignForAppRequest)(nil), "appengine.SignForAppRequest")
+	proto.RegisterType((*SignForAppResponse)(nil), "appengine.SignForAppResponse")
+	proto.RegisterType((*GetPublicCertificateForAppRequest)(nil), "appengine.GetPublicCertificateForAppRequest")
+	proto.RegisterType((*PublicCertificate)(nil), "appengine.PublicCertificate")
+	proto.RegisterType((*GetPublicCertificateForAppResponse)(nil), "appengine.GetPublicCertificateForAppResponse")
+	proto.RegisterType((*GetServiceAccountNameRequest)(nil), "appengine.GetServiceAccountNameRequest")
+	proto.RegisterType((*GetServiceAccountNameResponse)(nil), "appengine.GetServiceAccountNameResponse")
+	proto.RegisterType((*GetAccessTokenRequest)(nil), "appengine.GetAccessTokenRequest")
+	proto.RegisterType((*GetAccessTokenResponse)(nil), "appengine.GetAccessTokenResponse")
+	proto.RegisterType((*GetDefaultGcsBucketNameRequest)(nil), "appengine.GetDefaultGcsBucketNameRequest")
+	proto.RegisterType((*GetDefaultGcsBucketNameResponse)(nil), "appengine.GetDefaultGcsBucketNameResponse")
+}
+
+func init() {
+	proto.RegisterFile("google.golang.org/appengine/internal/app_identity/app_identity_service.proto", fileDescriptor0)
+}
+
+var fileDescriptor0 = []byte{
+	// 676 bytes of a gzipped FileDescriptorProto
+	0x1f, 0x8b, 0x08, 0x00, 0x00, 0x00, 0x00, 0x00, 0x02, 0xff, 0x7c, 0x54, 0xdb, 0x6e, 0xda, 0x58,
+	0x14, 0x1d, 0x26, 0x1a, 0x31, 0x6c, 0x12, 0x62, 0xce, 0x90, 0xcb, 0x8c, 0x32, 0xb9, 0x78, 0x1e,
+	0x26, 0x0f, 0x15, 0x89, 0x2a, 0x45, 0x55, 0x1f, 0x8d, 0xed, 0x22, 0x54, 0x07, 0x53, 0x43, 0x9a,
+	0xa8, 0x2f, 0xa7, 0xce, 0x61, 0xc7, 0x3d, 0x02, 0x9f, 0xe3, 0xda, 0x87, 0x0a, 0x3e, 0xa2, 0x3f,
+	0xd2, 0x9f, 0xe8, 0x5b, 0xbf, 0xa5, 0x17, 0xb5, 0xdf, 0x50, 0xd9, 0x38, 0x5c, 0x92, 0x92, 0x37,
+	0xbc, 0xf6, 0x5a, 0xcb, 0x6b, 0x2f, 0x6d, 0x0c, 0x4e, 0x20, 0x65, 0x30, 0xc4, 0x7a, 0x20, 0x87,
+	0xbe, 0x08, 0xea, 0x32, 0x0e, 0x4e, 0xfc, 0x28, 0x42, 0x11, 0x70, 0x81, 0x27, 0x5c, 0x28, 0x8c,
+	0x85, 0x3f, 0x4c, 0x21, 0xca, 0xfb, 0x28, 0x14, 0x57, 0x93, 0xa5, 0x07, 0x9a, 0x60, 0xfc, 0x8e,
+	0x33, 0xac, 0x47, 0xb1, 0x54, 0x92, 0x94, 0x66, 0x5a, 0xfd, 0x53, 0x01, 0x76, 0x8c, 0x28, 0x6a,
+	0xe5, 0xc4, 0xee, 0x94, 0x67, 0xc7, 0xb1, 0x8c, 0xf5, 0x0f, 0x05, 0x28, 0x65, 0xbf, 0x4c, 0xd9,
+	0x47, 0x52, 0x86, 0x62, 0xf7, 0xc2, 0x34, 0xed, 0x6e, 0x57, 0xfb, 0x8d, 0x54, 0x61, 0xe3, 0xa2,
+	0xfd, 0xbc, 0xed, 0x5e, 0xb6, 0x69, 0xd7, 0x74, 0x3b, 0xb6, 0x56, 0x22, 0x7f, 0x41, 0xa5, 0xe1,
+	0xb8, 0x0d, 0xda, 0x73, 0x5d, 0xea, 0x18, 0x5e, 0xd3, 0xd6, 0x3e, 0x17, 0xc9, 0x36, 0x54, 0x2d,
+	0xdb, 0xb0, 0x9c, 0x56, 0xdb, 0xa6, 0xf6, 0x95, 0x69, 0xdb, 0x96, 0x6d, 0x69, 0x5f, 0x8a, 0xa4,
+	0x06, 0x9b, 0x6d, 0xb7, 0x47, 0x0d, 0xfa, 0xd2, 0x70, 0x5a, 0x16, 0x35, 0x3a, 0x1d, 0xed, 0x6b,
+	0x91, 0x90, 0xb9, 0xab, 0xed, 0x79, 0xae, 0xa7, 0x7d, 0x2b, 0x12, 0x0d, 0xca, 0x19, 0xd3, 0x71,
+	0xdc, 0x4b, 0xdb, 0xd2, 0xbe, 0xcf, 0xb4, 0xad, 0xf3, 0x8e, 0x63, 0x9f, 0xdb, 0xed, 0x9e, 0x6d,
+	0x69, 0x3f, 0x8a, 0xfa, 0x13, 0xa8, 0x76, 0x79, 0x20, 0x9e, 0xc9, 0xd8, 0x88, 0x22, 0x0f, 0xdf,
+	0x8e, 0x30, 0x51, 0x44, 0x87, 0x8d, 0xeb, 0x89, 0xc2, 0x84, 0x2a, 0x49, 0x13, 0x1e, 0x88, 0xdd,
+	0xc2, 0x61, 0xe1, 0x78, 0xdd, 0x2b, 0x67, 0x60, 0x4f, 0xa6, 0x02, 0xfd, 0x0a, 0xc8, 0xa2, 0x30,
+	0x89, 0xa4, 0x48, 0x90, 0xfc, 0x0d, 0x7f, 0x0e, 0x70, 0x42, 0x85, 0x1f, 0x62, 0x26, 0x2a, 0x79,
+	0xc5, 0x01, 0x4e, 0xda, 0x7e, 0x88, 0xe4, 0x7f, 0xd8, 0x4c, 0xbd, 0x7c, 0x35, 0x8a, 0x91, 0x66,
+	0x4e, 0xbb, 0xbf, 0x67, 0xb6, 0x95, 0x19, 0xdc, 0x48, 0x51, 0xfd, 0x3f, 0x38, 0x6a, 0xa2, 0xea,
+	0x8c, 0xae, 0x87, 0x9c, 0x99, 0x18, 0x2b, 0x7e, 0xc3, 0x99, 0xaf, 0x70, 0x29, 0xa2, 0xfe, 0x1a,
+	0xaa, 0xf7, 0x18, 0x0f, 0xbd, 0xfd, 0x14, 0x6a, 0xe3, 0xb3, 0xd3, 0xa7, 0x94, 0xcd, 0xe9, 0x34,
+	0xc2, 0x30, 0x8b, 0x50, 0xf2, 0x48, 0x3a, 0x5b, 0x70, 0xea, 0x60, 0xa8, 0x7f, 0x2c, 0x80, 0xfe,
+	0x50, 0x8e, 0x7c, 0xe3, 0x1e, 0xec, 0x44, 0x19, 0x65, 0xc9, 0x7a, 0xc8, 0x13, 0xb5, 0x5b, 0x38,
+	0x5c, 0x3b, 0x2e, 0x3f, 0xde, 0xab, 0xcf, 0xce, 0xa6, 0x7e, 0xcf, 0xcc, 0xdb, 0x8a, 0xee, 0x42,
+	0x0e, 0x4f, 0x14, 0x31, 0xe1, 0x20, 0xf4, 0xc7, 0x94, 0x0d, 0x39, 0x0a, 0x45, 0x99, 0xcf, 0xde,
+	0x20, 0x55, 0x3c, 0x44, 0xca, 0x05, 0x4d, 0x90, 0x49, 0xd1, 0xcf, 0x92, 0xaf, 0x79, 0xff, 0x84,
+	0xfe, 0xd8, 0xcc, 0x58, 0x66, 0x4a, 0xea, 0xf1, 0x10, 0x5b, 0xa2, 0x9b, 0x31, 0xf4, 0x7d, 0xd8,
+	0x6b, 0xa2, 0xca, 0x6f, 0xd3, 0x60, 0x4c, 0x8e, 0x84, 0x4a, 0xcb, 0xb8, 0xed, 0xf0, 0x05, 0xfc,
+	0xbb, 0x62, 0x9e, 0xef, 0x76, 0x0a, 0xb5, 0xfc, 0x1f, 0x40, 0xfd, 0xe9, 0x78, 0xb1, 0x5b, 0x92,
+	0xdc, 0x53, 0xea, 0xef, 0x0b, 0xb0, 0xd5, 0x44, 0x65, 0x30, 0x86, 0x49, 0xd2, 0x93, 0x03, 0x14,
+	0xb7, 0x37, 0x55, 0x83, 0x3f, 0x12, 0x26, 0x23, 0xcc, 0x5a, 0x29, 0x79, 0xd3, 0x07, 0xf2, 0x08,
+	0xc8, 0xdd, 0x37, 0xf0, 0xdb, 0xd5, 0xb4, 0x65, 0xff, 0x56, 0x7f, 0x65, 0x9e, 0xb5, 0x95, 0x79,
+	0xfa, 0xb0, 0x7d, 0x37, 0x4e, 0xbe, 0xdb, 0x11, 0xac, 0xfb, 0x19, 0x4c, 0x55, 0x8a, 0xe7, 0x3b,
+	0x95, 0xfd, 0x39, 0x35, 0xbd, 0x58, 0x1c, 0x47, 0x3c, 0xf6, 0x15, 0x97, 0x22, 0xab, 0x3f, 0x4f,
+	0x56, 0x99, 0xc3, 0x69, 0xe1, 0xfa, 0x21, 0xec, 0x37, 0x51, 0x59, 0x78, 0xe3, 0x8f, 0x86, 0xaa,
+	0xc9, 0x92, 0xc6, 0x88, 0x0d, 0x70, 0xa9, 0xea, 0x2b, 0x38, 0x58, 0xc9, 0xc8, 0x03, 0x9d, 0xc1,
+	0x4e, 0x7f, 0x3a, 0xa7, 0x01, 0x4b, 0xe8, 0x75, 0xc6, 0x58, 0xec, 0xbb, 0xd6, 0xff, 0x85, 0xbc,
+	0x51, 0x79, 0xb5, 0xbe, 0xf8, 0xc9, 0xfa, 0x19, 0x00, 0x00, 0xff, 0xff, 0x37, 0x4c, 0x56, 0x38,
+	0xf3, 0x04, 0x00, 0x00,
 }

vendor/google.golang.org/appengine/internal/base/api_base.pb.go

@@ -1,6 +1,5 @@
-// Code generated by protoc-gen-go.
+// Code generated by protoc-gen-go. DO NOT EDIT.
 // source: google.golang.org/appengine/internal/base/api_base.proto
-// DO NOT EDIT!
 
 /*
 Package base is a generated protocol buffer package.
@@ -28,14 +27,21 @@ 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
+
 type StringProto struct {
 	Value            *string `protobuf:"bytes,1,req,name=value" json:"value,omitempty"`
 	XXX_unrecognized []byte  `json:"-"`
 }
 
-func (m *StringProto) Reset()         { *m = StringProto{} }
-func (m *StringProto) String() string { return proto.CompactTextString(m) }
-func (*StringProto) ProtoMessage()    {}
+func (m *StringProto) Reset()                    { *m = StringProto{} }
+func (m *StringProto) String() string            { return proto.CompactTextString(m) }
+func (*StringProto) ProtoMessage()               {}
+func (*StringProto) Descriptor() ([]byte, []int) { return fileDescriptor0, []int{0} }
 
 func (m *StringProto) GetValue() string {
 	if m != nil && m.Value != nil {
@@ -49,9 +55,10 @@ type Integer32Proto struct {
 	XXX_unrecognized []byte `json:"-"`
 }
 
-func (m *Integer32Proto) Reset()         { *m = Integer32Proto{} }
-func (m *Integer32Proto) String() string { return proto.CompactTextString(m) }
-func (*Integer32Proto) ProtoMessage()    {}
+func (m *Integer32Proto) Reset()                    { *m = Integer32Proto{} }
+func (m *Integer32Proto) String() string            { return proto.CompactTextString(m) }
+func (*Integer32Proto) ProtoMessage()               {}
+func (*Integer32Proto) Descriptor() ([]byte, []int) { return fileDescriptor0, []int{1} }
 
 func (m *Integer32Proto) GetValue() int32 {
 	if m != nil && m.Value != nil {
@@ -65,9 +72,10 @@ type Integer64Proto struct {
 	XXX_unrecognized []byte `json:"-"`
 }
 
-func (m *Integer64Proto) Reset()         { *m = Integer64Proto{} }
-func (m *Integer64Proto) String() string { return proto.CompactTextString(m) }
-func (*Integer64Proto) ProtoMessage()    {}
+func (m *Integer64Proto) Reset()                    { *m = Integer64Proto{} }
+func (m *Integer64Proto) String() string            { return proto.CompactTextString(m) }
+func (*Integer64Proto) ProtoMessage()               {}
+func (*Integer64Proto) Descriptor() ([]byte, []int) { return fileDescriptor0, []int{2} }
 
 func (m *Integer64Proto) GetValue() int64 {
 	if m != nil && m.Value != nil {
@@ -81,9 +89,10 @@ type BoolProto struct {
 	XXX_unrecognized []byte `json:"-"`
 }
 
-func (m *BoolProto) Reset()         { *m = BoolProto{} }
-func (m *BoolProto) String() string { return proto.CompactTextString(m) }
-func (*BoolProto) ProtoMessage()    {}
+func (m *BoolProto) Reset()                    { *m = BoolProto{} }
+func (m *BoolProto) String() string            { return proto.CompactTextString(m) }
+func (*BoolProto) ProtoMessage()               {}
+func (*BoolProto) Descriptor() ([]byte, []int) { return fileDescriptor0, []int{3} }
 
 func (m *BoolProto) GetValue() bool {
 	if m != nil && m.Value != nil {
@@ -97,9 +106,10 @@ type DoubleProto struct {
 	XXX_unrecognized []byte   `json:"-"`
 }
 
-func (m *DoubleProto) Reset()         { *m = DoubleProto{} }
-func (m *DoubleProto) String() string { return proto.CompactTextString(m) }
-func (*DoubleProto) ProtoMessage()    {}
+func (m *DoubleProto) Reset()                    { *m = DoubleProto{} }
+func (m *DoubleProto) String() string            { return proto.CompactTextString(m) }
+func (*DoubleProto) ProtoMessage()               {}
+func (*DoubleProto) Descriptor() ([]byte, []int) { return fileDescriptor0, []int{4} }
 
 func (m *DoubleProto) GetValue() float64 {
 	if m != nil && m.Value != nil {
@@ -113,9 +123,10 @@ type BytesProto struct {
 	XXX_unrecognized []byte `json:"-"`
 }
 
-func (m *BytesProto) Reset()         { *m = BytesProto{} }
-func (m *BytesProto) String() string { return proto.CompactTextString(m) }
-func (*BytesProto) ProtoMessage()    {}
+func (m *BytesProto) Reset()                    { *m = BytesProto{} }
+func (m *BytesProto) String() string            { return proto.CompactTextString(m) }
+func (*BytesProto) ProtoMessage()               {}
+func (*BytesProto) Descriptor() ([]byte, []int) { return fileDescriptor0, []int{5} }
 
 func (m *BytesProto) GetValue() []byte {
 	if m != nil {
@@ -128,6 +139,38 @@ type VoidProto struct {
 	XXX_unrecognized []byte `json:"-"`
 }
 
-func (m *VoidProto) Reset()         { *m = VoidProto{} }
-func (m *VoidProto) String() string { return proto.CompactTextString(m) }
-func (*VoidProto) ProtoMessage()    {}
+func (m *VoidProto) Reset()                    { *m = VoidProto{} }
+func (m *VoidProto) String() string            { return proto.CompactTextString(m) }
+func (*VoidProto) ProtoMessage()               {}
+func (*VoidProto) Descriptor() ([]byte, []int) { return fileDescriptor0, []int{6} }
+
+func init() {
+	proto.RegisterType((*StringProto)(nil), "appengine.base.StringProto")
+	proto.RegisterType((*Integer32Proto)(nil), "appengine.base.Integer32Proto")
+	proto.RegisterType((*Integer64Proto)(nil), "appengine.base.Integer64Proto")
+	proto.RegisterType((*BoolProto)(nil), "appengine.base.BoolProto")
+	proto.RegisterType((*DoubleProto)(nil), "appengine.base.DoubleProto")
+	proto.RegisterType((*BytesProto)(nil), "appengine.base.BytesProto")
+	proto.RegisterType((*VoidProto)(nil), "appengine.base.VoidProto")
+}
+
+func init() {
+	proto.RegisterFile("google.golang.org/appengine/internal/base/api_base.proto", fileDescriptor0)
+}
+
+var fileDescriptor0 = []byte{
+	// 199 bytes of a gzipped FileDescriptorProto
+	0x1f, 0x8b, 0x08, 0x00, 0x00, 0x00, 0x00, 0x00, 0x02, 0xff, 0x6c, 0xcf, 0x3f, 0x4b, 0xc6, 0x30,
+	0x10, 0x06, 0x70, 0x5a, 0xad, 0xb4, 0x57, 0xe9, 0x20, 0x0e, 0x1d, 0xb5, 0x05, 0x71, 0x4a, 0x40,
+	0x45, 0x9c, 0x83, 0x8b, 0x9b, 0x28, 0x38, 0xb8, 0x48, 0x8a, 0xc7, 0x11, 0x08, 0xb9, 0x90, 0xa6,
+	0x82, 0xdf, 0x5e, 0xda, 0xd2, 0xfa, 0xc2, 0x9b, 0xed, 0xfe, 0xfc, 0xe0, 0xe1, 0x81, 0x27, 0x62,
+	0x26, 0x8b, 0x82, 0xd8, 0x6a, 0x47, 0x82, 0x03, 0x49, 0xed, 0x3d, 0x3a, 0x32, 0x0e, 0xa5, 0x71,
+	0x11, 0x83, 0xd3, 0x56, 0x0e, 0x7a, 0x44, 0xa9, 0xbd, 0xf9, 0x9a, 0x07, 0xe1, 0x03, 0x47, 0xbe,
+	0x68, 0x76, 0x27, 0xe6, 0x6b, 0xd7, 0x43, 0xfd, 0x1e, 0x83, 0x71, 0xf4, 0xba, 0xbc, 0x2f, 0xa1,
+	0xf8, 0xd1, 0x76, 0xc2, 0x36, 0xbb, 0xca, 0x6f, 0xab, 0xb7, 0x75, 0xe9, 0x6e, 0xa0, 0x79, 0x71,
+	0x11, 0x09, 0xc3, 0xfd, 0x5d, 0xc2, 0x15, 0xc7, 0xee, 0xf1, 0x21, 0xe1, 0x4e, 0x36, 0x77, 0x0d,
+	0x95, 0x62, 0xb6, 0x09, 0x52, 0x6e, 0xa4, 0x87, 0xfa, 0x99, 0xa7, 0xc1, 0x62, 0x02, 0x65, 0xff,
+	0x79, 0xa0, 0x7e, 0x23, 0x8e, 0xab, 0x69, 0x0f, 0xcd, 0xb9, 0xca, 0xcb, 0xdd, 0xd5, 0x50, 0x7d,
+	0xb0, 0xf9, 0x5e, 0x98, 0x3a, 0xfb, 0x3c, 0x9d, 0x9b, 0xff, 0x05, 0x00, 0x00, 0xff, 0xff, 0xba,
+	0x37, 0x25, 0xea, 0x44, 0x01, 0x00, 0x00,
+}

vendor/google.golang.org/appengine/internal/datastore/datastore_v3.proto

@@ -529,6 +529,16 @@ message BeginTransactionRequest {
 
   required string app = 1;
   optional bool allow_multiple_eg = 2 [default = false];
+  optional string database_id = 4;
+
+  enum TransactionMode {
+    UNKNOWN = 0;
+    READ_ONLY = 1;
+    READ_WRITE = 2;
+  }
+  optional TransactionMode mode = 5 [default = UNKNOWN];
+
+  optional Transaction previous_transaction = 7;
 }
 
 message CommitResponse {

vendor/google.golang.org/appengine/internal/identity_classic.go

@@ -13,15 +13,45 @@ import (
 )
 
 func DefaultVersionHostname(ctx netcontext.Context) string {
-	return appengine.DefaultVersionHostname(fromContext(ctx))
+	c := fromContext(ctx)
+	if c == nil {
+		panic(errNotAppEngineContext)
+	}
+	return appengine.DefaultVersionHostname(c)
 }
 
-func RequestID(ctx netcontext.Context) string  { return appengine.RequestID(fromContext(ctx)) }
-func Datacenter(_ netcontext.Context) string   { return appengine.Datacenter() }
-func ServerSoftware() string                   { return appengine.ServerSoftware() }
-func ModuleName(ctx netcontext.Context) string { return appengine.ModuleName(fromContext(ctx)) }
-func VersionID(ctx netcontext.Context) string  { return appengine.VersionID(fromContext(ctx)) }
-func InstanceID() string                       { return appengine.InstanceID() }
-func IsDevAppServer() bool                     { return appengine.IsDevAppServer() }
+func Datacenter(_ netcontext.Context) string { return appengine.Datacenter() }
+func ServerSoftware() string                 { return appengine.ServerSoftware() }
+func InstanceID() string                     { return appengine.InstanceID() }
+func IsDevAppServer() bool                   { return appengine.IsDevAppServer() }
 
-func fullyQualifiedAppID(ctx netcontext.Context) string { return fromContext(ctx).FullyQualifiedAppID() }
+func RequestID(ctx netcontext.Context) string {
+	c := fromContext(ctx)
+	if c == nil {
+		panic(errNotAppEngineContext)
+	}
+	return appengine.RequestID(c)
+}
+
+func ModuleName(ctx netcontext.Context) string {
+	c := fromContext(ctx)
+	if c == nil {
+		panic(errNotAppEngineContext)
+	}
+	return appengine.ModuleName(c)
+}
+func VersionID(ctx netcontext.Context) string {
+	c := fromContext(ctx)
+	if c == nil {
+		panic(errNotAppEngineContext)
+	}
+	return appengine.VersionID(c)
+}
+
+func fullyQualifiedAppID(ctx netcontext.Context) string {
+	c := fromContext(ctx)
+	if c == nil {
+		panic(errNotAppEngineContext)
+	}
+	return c.FullyQualifiedAppID()
+}

vendor/google.golang.org/appengine/internal/identity_vm.go

@@ -23,7 +23,11 @@ const (
 )
 
 func ctxHeaders(ctx netcontext.Context) http.Header {
-	return fromContext(ctx).Request().Header
+	c := fromContext(ctx)
+	if c == nil {
+		return nil
+	}
+	return c.Request().Header
 }
 
 func DefaultVersionHostname(ctx netcontext.Context) string {

vendor/google.golang.org/appengine/internal/log/log_service.pb.go

@@ -1,6 +1,5 @@
-// Code generated by protoc-gen-go.
+// Code generated by protoc-gen-go. DO NOT EDIT.
 // source: google.golang.org/appengine/internal/log/log_service.proto
-// DO NOT EDIT!
 
 /*
 Package log is a generated protocol buffer package.
@@ -35,6 +34,12 @@ 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
+
 type LogServiceError_ErrorCode int32
 
 const (
@@ -70,25 +75,28 @@ func (x *LogServiceError_ErrorCode) UnmarshalJSON(data []byte) error {
 	*x = LogServiceError_ErrorCode(value)
 	return nil
 }
+func (LogServiceError_ErrorCode) EnumDescriptor() ([]byte, []int) { return fileDescriptor0, []int{0, 0} }
 
 type LogServiceError struct {
 	XXX_unrecognized []byte `json:"-"`
 }
 
-func (m *LogServiceError) Reset()         { *m = LogServiceError{} }
-func (m *LogServiceError) String() string { return proto.CompactTextString(m) }
-func (*LogServiceError) ProtoMessage()    {}
+func (m *LogServiceError) Reset()                    { *m = LogServiceError{} }
+func (m *LogServiceError) String() string            { return proto.CompactTextString(m) }
+func (*LogServiceError) ProtoMessage()               {}
+func (*LogServiceError) Descriptor() ([]byte, []int) { return fileDescriptor0, []int{0} }
 
 type UserAppLogLine struct {
-	TimestampUsec    *int64  `protobuf:"varint,1,req,name=timestamp_usec" json:"timestamp_usec,omitempty"`
+	TimestampUsec    *int64  `protobuf:"varint,1,req,name=timestamp_usec,json=timestampUsec" json:"timestamp_usec,omitempty"`
 	Level            *int64  `protobuf:"varint,2,req,name=level" json:"level,omitempty"`
 	Message          *string `protobuf:"bytes,3,req,name=message" json:"message,omitempty"`
 	XXX_unrecognized []byte  `json:"-"`
 }
 
-func (m *UserAppLogLine) Reset()         { *m = UserAppLogLine{} }
-func (m *UserAppLogLine) String() string { return proto.CompactTextString(m) }
-func (*UserAppLogLine) ProtoMessage()    {}
+func (m *UserAppLogLine) Reset()                    { *m = UserAppLogLine{} }
+func (m *UserAppLogLine) String() string            { return proto.CompactTextString(m) }
+func (*UserAppLogLine) ProtoMessage()               {}
+func (*UserAppLogLine) Descriptor() ([]byte, []int) { return fileDescriptor0, []int{1} }
 
 func (m *UserAppLogLine) GetTimestampUsec() int64 {
 	if m != nil && m.TimestampUsec != nil {
@@ -112,13 +120,14 @@ func (m *UserAppLogLine) GetMessage() string {
 }
 
 type UserAppLogGroup struct {
-	LogLine          []*UserAppLogLine `protobuf:"bytes,2,rep,name=log_line" json:"log_line,omitempty"`
+	LogLine          []*UserAppLogLine `protobuf:"bytes,2,rep,name=log_line,json=logLine" json:"log_line,omitempty"`
 	XXX_unrecognized []byte            `json:"-"`
 }
 
-func (m *UserAppLogGroup) Reset()         { *m = UserAppLogGroup{} }
-func (m *UserAppLogGroup) String() string { return proto.CompactTextString(m) }
-func (*UserAppLogGroup) ProtoMessage()    {}
+func (m *UserAppLogGroup) Reset()                    { *m = UserAppLogGroup{} }
+func (m *UserAppLogGroup) String() string            { return proto.CompactTextString(m) }
+func (*UserAppLogGroup) ProtoMessage()               {}
+func (*UserAppLogGroup) Descriptor() ([]byte, []int) { return fileDescriptor0, []int{2} }
 
 func (m *UserAppLogGroup) GetLogLine() []*UserAppLogLine {
 	if m != nil {
@@ -132,9 +141,10 @@ type FlushRequest struct {
 	XXX_unrecognized []byte `json:"-"`
 }
 
-func (m *FlushRequest) Reset()         { *m = FlushRequest{} }
-func (m *FlushRequest) String() string { return proto.CompactTextString(m) }
-func (*FlushRequest) ProtoMessage()    {}
+func (m *FlushRequest) Reset()                    { *m = FlushRequest{} }
+func (m *FlushRequest) String() string            { return proto.CompactTextString(m) }
+func (*FlushRequest) ProtoMessage()               {}
+func (*FlushRequest) Descriptor() ([]byte, []int) { return fileDescriptor0, []int{3} }
 
 func (m *FlushRequest) GetLogs() []byte {
 	if m != nil {
@@ -148,9 +158,10 @@ type SetStatusRequest struct {
 	XXX_unrecognized []byte  `json:"-"`
 }
 
-func (m *SetStatusRequest) Reset()         { *m = SetStatusRequest{} }
-func (m *SetStatusRequest) String() string { return proto.CompactTextString(m) }
-func (*SetStatusRequest) ProtoMessage()    {}
+func (m *SetStatusRequest) Reset()                    { *m = SetStatusRequest{} }
+func (m *SetStatusRequest) String() string            { return proto.CompactTextString(m) }
+func (*SetStatusRequest) ProtoMessage()               {}
+func (*SetStatusRequest) Descriptor() ([]byte, []int) { return fileDescriptor0, []int{4} }
 
 func (m *SetStatusRequest) GetStatus() string {
 	if m != nil && m.Status != nil {
@@ -160,13 +171,14 @@ func (m *SetStatusRequest) GetStatus() string {
 }
 
 type LogOffset struct {
-	RequestId        []byte `protobuf:"bytes,1,opt,name=request_id" json:"request_id,omitempty"`
+	RequestId        []byte `protobuf:"bytes,1,opt,name=request_id,json=requestId" json:"request_id,omitempty"`
 	XXX_unrecognized []byte `json:"-"`
 }
 
-func (m *LogOffset) Reset()         { *m = LogOffset{} }
-func (m *LogOffset) String() string { return proto.CompactTextString(m) }
-func (*LogOffset) ProtoMessage()    {}
+func (m *LogOffset) Reset()                    { *m = LogOffset{} }
+func (m *LogOffset) String() string            { return proto.CompactTextString(m) }
+func (*LogOffset) ProtoMessage()               {}
+func (*LogOffset) Descriptor() ([]byte, []int) { return fileDescriptor0, []int{5} }
 
 func (m *LogOffset) GetRequestId() []byte {
 	if m != nil {
@@ -178,13 +190,14 @@ func (m *LogOffset) GetRequestId() []byte {
 type LogLine struct {
 	Time             *int64  `protobuf:"varint,1,req,name=time" json:"time,omitempty"`
 	Level            *int32  `protobuf:"varint,2,req,name=level" json:"level,omitempty"`
-	LogMessage       *string `protobuf:"bytes,3,req,name=log_message" json:"log_message,omitempty"`
+	LogMessage       *string `protobuf:"bytes,3,req,name=log_message,json=logMessage" json:"log_message,omitempty"`
 	XXX_unrecognized []byte  `json:"-"`
 }
 
-func (m *LogLine) Reset()         { *m = LogLine{} }
-func (m *LogLine) String() string { return proto.CompactTextString(m) }
-func (*LogLine) ProtoMessage()    {}
+func (m *LogLine) Reset()                    { *m = LogLine{} }
+func (m *LogLine) String() string            { return proto.CompactTextString(m) }
+func (*LogLine) ProtoMessage()               {}
+func (*LogLine) Descriptor() ([]byte, []int) { return fileDescriptor0, []int{6} }
 
 func (m *LogLine) GetTime() int64 {
 	if m != nil && m.Time != nil {
@@ -208,50 +221,51 @@ func (m *LogLine) GetLogMessage() string {
 }
 
 type RequestLog struct {
-	AppId                   *string    `protobuf:"bytes,1,req,name=app_id" json:"app_id,omitempty"`
-	ModuleId                *string    `protobuf:"bytes,37,opt,name=module_id,def=default" json:"module_id,omitempty"`
-	VersionId               *string    `protobuf:"bytes,2,req,name=version_id" json:"version_id,omitempty"`
-	RequestId               []byte     `protobuf:"bytes,3,req,name=request_id" json:"request_id,omitempty"`
+	AppId                   *string    `protobuf:"bytes,1,req,name=app_id,json=appId" json:"app_id,omitempty"`
+	ModuleId                *string    `protobuf:"bytes,37,opt,name=module_id,json=moduleId,def=default" json:"module_id,omitempty"`
+	VersionId               *string    `protobuf:"bytes,2,req,name=version_id,json=versionId" json:"version_id,omitempty"`
+	RequestId               []byte     `protobuf:"bytes,3,req,name=request_id,json=requestId" json:"request_id,omitempty"`
 	Offset                  *LogOffset `protobuf:"bytes,35,opt,name=offset" json:"offset,omitempty"`
 	Ip                      *string    `protobuf:"bytes,4,req,name=ip" json:"ip,omitempty"`
 	Nickname                *string    `protobuf:"bytes,5,opt,name=nickname" json:"nickname,omitempty"`
-	StartTime               *int64     `protobuf:"varint,6,req,name=start_time" json:"start_time,omitempty"`
-	EndTime                 *int64     `protobuf:"varint,7,req,name=end_time" json:"end_time,omitempty"`
+	StartTime               *int64     `protobuf:"varint,6,req,name=start_time,json=startTime" json:"start_time,omitempty"`
+	EndTime                 *int64     `protobuf:"varint,7,req,name=end_time,json=endTime" json:"end_time,omitempty"`
 	Latency                 *int64     `protobuf:"varint,8,req,name=latency" json:"latency,omitempty"`
 	Mcycles                 *int64     `protobuf:"varint,9,req,name=mcycles" json:"mcycles,omitempty"`
 	Method                  *string    `protobuf:"bytes,10,req,name=method" json:"method,omitempty"`
 	Resource                *string    `protobuf:"bytes,11,req,name=resource" json:"resource,omitempty"`
-	HttpVersion             *string    `protobuf:"bytes,12,req,name=http_version" json:"http_version,omitempty"`
+	HttpVersion             *string    `protobuf:"bytes,12,req,name=http_version,json=httpVersion" json:"http_version,omitempty"`
 	Status                  *int32     `protobuf:"varint,13,req,name=status" json:"status,omitempty"`
-	ResponseSize            *int64     `protobuf:"varint,14,req,name=response_size" json:"response_size,omitempty"`
+	ResponseSize            *int64     `protobuf:"varint,14,req,name=response_size,json=responseSize" json:"response_size,omitempty"`
 	Referrer                *string    `protobuf:"bytes,15,opt,name=referrer" json:"referrer,omitempty"`
-	UserAgent               *string    `protobuf:"bytes,16,opt,name=user_agent" json:"user_agent,omitempty"`
-	UrlMapEntry             *string    `protobuf:"bytes,17,req,name=url_map_entry" json:"url_map_entry,omitempty"`
+	UserAgent               *string    `protobuf:"bytes,16,opt,name=user_agent,json=userAgent" json:"user_agent,omitempty"`
+	UrlMapEntry             *string    `protobuf:"bytes,17,req,name=url_map_entry,json=urlMapEntry" json:"url_map_entry,omitempty"`
 	Combined                *string    `protobuf:"bytes,18,req,name=combined" json:"combined,omitempty"`
-	ApiMcycles              *int64     `protobuf:"varint,19,opt,name=api_mcycles" json:"api_mcycles,omitempty"`
+	ApiMcycles              *int64     `protobuf:"varint,19,opt,name=api_mcycles,json=apiMcycles" json:"api_mcycles,omitempty"`
 	Host                    *string    `protobuf:"bytes,20,opt,name=host" json:"host,omitempty"`
 	Cost                    *float64   `protobuf:"fixed64,21,opt,name=cost" json:"cost,omitempty"`
-	TaskQueueName           *string    `protobuf:"bytes,22,opt,name=task_queue_name" json:"task_queue_name,omitempty"`
-	TaskName                *string    `protobuf:"bytes,23,opt,name=task_name" json:"task_name,omitempty"`
-	WasLoadingRequest       *bool      `protobuf:"varint,24,opt,name=was_loading_request" json:"was_loading_request,omitempty"`
-	PendingTime             *int64     `protobuf:"varint,25,opt,name=pending_time" json:"pending_time,omitempty"`
-	ReplicaIndex            *int32     `protobuf:"varint,26,opt,name=replica_index,def=-1" json:"replica_index,omitempty"`
+	TaskQueueName           *string    `protobuf:"bytes,22,opt,name=task_queue_name,json=taskQueueName" json:"task_queue_name,omitempty"`
+	TaskName                *string    `protobuf:"bytes,23,opt,name=task_name,json=taskName" json:"task_name,omitempty"`
+	WasLoadingRequest       *bool      `protobuf:"varint,24,opt,name=was_loading_request,json=wasLoadingRequest" json:"was_loading_request,omitempty"`
+	PendingTime             *int64     `protobuf:"varint,25,opt,name=pending_time,json=pendingTime" json:"pending_time,omitempty"`
+	ReplicaIndex            *int32     `protobuf:"varint,26,opt,name=replica_index,json=replicaIndex,def=-1" json:"replica_index,omitempty"`
 	Finished                *bool      `protobuf:"varint,27,opt,name=finished,def=1" json:"finished,omitempty"`
-	CloneKey                []byte     `protobuf:"bytes,28,opt,name=clone_key" json:"clone_key,omitempty"`
+	CloneKey                []byte     `protobuf:"bytes,28,opt,name=clone_key,json=cloneKey" json:"clone_key,omitempty"`
 	Line                    []*LogLine `protobuf:"bytes,29,rep,name=line" json:"line,omitempty"`
-	LinesIncomplete         *bool      `protobuf:"varint,36,opt,name=lines_incomplete" json:"lines_incomplete,omitempty"`
-	AppEngineRelease        []byte     `protobuf:"bytes,38,opt,name=app_engine_release" json:"app_engine_release,omitempty"`
-	ExitReason              *int32     `protobuf:"varint,30,opt,name=exit_reason" json:"exit_reason,omitempty"`
-	WasThrottledForTime     *bool      `protobuf:"varint,31,opt,name=was_throttled_for_time" json:"was_throttled_for_time,omitempty"`
-	WasThrottledForRequests *bool      `protobuf:"varint,32,opt,name=was_throttled_for_requests" json:"was_throttled_for_requests,omitempty"`
-	ThrottledTime           *int64     `protobuf:"varint,33,opt,name=throttled_time" json:"throttled_time,omitempty"`
-	ServerName              []byte     `protobuf:"bytes,34,opt,name=server_name" json:"server_name,omitempty"`
+	LinesIncomplete         *bool      `protobuf:"varint,36,opt,name=lines_incomplete,json=linesIncomplete" json:"lines_incomplete,omitempty"`
+	AppEngineRelease        []byte     `protobuf:"bytes,38,opt,name=app_engine_release,json=appEngineRelease" json:"app_engine_release,omitempty"`
+	ExitReason              *int32     `protobuf:"varint,30,opt,name=exit_reason,json=exitReason" json:"exit_reason,omitempty"`
+	WasThrottledForTime     *bool      `protobuf:"varint,31,opt,name=was_throttled_for_time,json=wasThrottledForTime" json:"was_throttled_for_time,omitempty"`
+	WasThrottledForRequests *bool      `protobuf:"varint,32,opt,name=was_throttled_for_requests,json=wasThrottledForRequests" json:"was_throttled_for_requests,omitempty"`
+	ThrottledTime           *int64     `protobuf:"varint,33,opt,name=throttled_time,json=throttledTime" json:"throttled_time,omitempty"`
+	ServerName              []byte     `protobuf:"bytes,34,opt,name=server_name,json=serverName" json:"server_name,omitempty"`
 	XXX_unrecognized        []byte     `json:"-"`
 }
 
-func (m *RequestLog) Reset()         { *m = RequestLog{} }
-func (m *RequestLog) String() string { return proto.CompactTextString(m) }
-func (*RequestLog) ProtoMessage()    {}
+func (m *RequestLog) Reset()                    { *m = RequestLog{} }
+func (m *RequestLog) String() string            { return proto.CompactTextString(m) }
+func (*RequestLog) ProtoMessage()               {}
+func (*RequestLog) Descriptor() ([]byte, []int) { return fileDescriptor0, []int{7} }
 
 const Default_RequestLog_ModuleId string = "default"
 const Default_RequestLog_ReplicaIndex int32 = -1
@@ -524,14 +538,15 @@ func (m *RequestLog) GetServerName() []byte {
 }
 
 type LogModuleVersion struct {
-	ModuleId         *string `protobuf:"bytes,1,opt,name=module_id,def=default" json:"module_id,omitempty"`
-	VersionId        *string `protobuf:"bytes,2,opt,name=version_id" json:"version_id,omitempty"`
+	ModuleId         *string `protobuf:"bytes,1,opt,name=module_id,json=moduleId,def=default" json:"module_id,omitempty"`
+	VersionId        *string `protobuf:"bytes,2,opt,name=version_id,json=versionId" json:"version_id,omitempty"`
 	XXX_unrecognized []byte  `json:"-"`
 }
 
-func (m *LogModuleVersion) Reset()         { *m = LogModuleVersion{} }
-func (m *LogModuleVersion) String() string { return proto.CompactTextString(m) }
-func (*LogModuleVersion) ProtoMessage()    {}
+func (m *LogModuleVersion) Reset()                    { *m = LogModuleVersion{} }
+func (m *LogModuleVersion) String() string            { return proto.CompactTextString(m) }
+func (*LogModuleVersion) ProtoMessage()               {}
+func (*LogModuleVersion) Descriptor() ([]byte, []int) { return fileDescriptor0, []int{8} }
 
 const Default_LogModuleVersion_ModuleId string = "default"
 
@@ -550,31 +565,32 @@ func (m *LogModuleVersion) GetVersionId() string {
 }
 
 type LogReadRequest struct {
-	AppId             *string             `protobuf:"bytes,1,req,name=app_id" json:"app_id,omitempty"`
-	VersionId         []string            `protobuf:"bytes,2,rep,name=version_id" json:"version_id,omitempty"`
-	ModuleVersion     []*LogModuleVersion `protobuf:"bytes,19,rep,name=module_version" json:"module_version,omitempty"`
-	StartTime         *int64              `protobuf:"varint,3,opt,name=start_time" json:"start_time,omitempty"`
-	EndTime           *int64              `protobuf:"varint,4,opt,name=end_time" json:"end_time,omitempty"`
+	AppId             *string             `protobuf:"bytes,1,req,name=app_id,json=appId" json:"app_id,omitempty"`
+	VersionId         []string            `protobuf:"bytes,2,rep,name=version_id,json=versionId" json:"version_id,omitempty"`
+	ModuleVersion     []*LogModuleVersion `protobuf:"bytes,19,rep,name=module_version,json=moduleVersion" json:"module_version,omitempty"`
+	StartTime         *int64              `protobuf:"varint,3,opt,name=start_time,json=startTime" json:"start_time,omitempty"`
+	EndTime           *int64              `protobuf:"varint,4,opt,name=end_time,json=endTime" json:"end_time,omitempty"`
 	Offset            *LogOffset          `protobuf:"bytes,5,opt,name=offset" json:"offset,omitempty"`
-	RequestId         [][]byte            `protobuf:"bytes,6,rep,name=request_id" json:"request_id,omitempty"`
-	MinimumLogLevel   *int32              `protobuf:"varint,7,opt,name=minimum_log_level" json:"minimum_log_level,omitempty"`
-	IncludeIncomplete *bool               `protobuf:"varint,8,opt,name=include_incomplete" json:"include_incomplete,omitempty"`
+	RequestId         [][]byte            `protobuf:"bytes,6,rep,name=request_id,json=requestId" json:"request_id,omitempty"`
+	MinimumLogLevel   *int32              `protobuf:"varint,7,opt,name=minimum_log_level,json=minimumLogLevel" json:"minimum_log_level,omitempty"`
+	IncludeIncomplete *bool               `protobuf:"varint,8,opt,name=include_incomplete,json=includeIncomplete" json:"include_incomplete,omitempty"`
 	Count             *int64              `protobuf:"varint,9,opt,name=count" json:"count,omitempty"`
-	CombinedLogRegex  *string             `protobuf:"bytes,14,opt,name=combined_log_regex" json:"combined_log_regex,omitempty"`
-	HostRegex         *string             `protobuf:"bytes,15,opt,name=host_regex" json:"host_regex,omitempty"`
-	ReplicaIndex      *int32              `protobuf:"varint,16,opt,name=replica_index" json:"replica_index,omitempty"`
-	IncludeAppLogs    *bool               `protobuf:"varint,10,opt,name=include_app_logs" json:"include_app_logs,omitempty"`
-	AppLogsPerRequest *int32              `protobuf:"varint,17,opt,name=app_logs_per_request" json:"app_logs_per_request,omitempty"`
-	IncludeHost       *bool               `protobuf:"varint,11,opt,name=include_host" json:"include_host,omitempty"`
-	IncludeAll        *bool               `protobuf:"varint,12,opt,name=include_all" json:"include_all,omitempty"`
-	CacheIterator     *bool               `protobuf:"varint,13,opt,name=cache_iterator" json:"cache_iterator,omitempty"`
-	NumShards         *int32              `protobuf:"varint,18,opt,name=num_shards" json:"num_shards,omitempty"`
+	CombinedLogRegex  *string             `protobuf:"bytes,14,opt,name=combined_log_regex,json=combinedLogRegex" json:"combined_log_regex,omitempty"`
+	HostRegex         *string             `protobuf:"bytes,15,opt,name=host_regex,json=hostRegex" json:"host_regex,omitempty"`
+	ReplicaIndex      *int32              `protobuf:"varint,16,opt,name=replica_index,json=replicaIndex" json:"replica_index,omitempty"`
+	IncludeAppLogs    *bool               `protobuf:"varint,10,opt,name=include_app_logs,json=includeAppLogs" json:"include_app_logs,omitempty"`
+	AppLogsPerRequest *int32              `protobuf:"varint,17,opt,name=app_logs_per_request,json=appLogsPerRequest" json:"app_logs_per_request,omitempty"`
+	IncludeHost       *bool               `protobuf:"varint,11,opt,name=include_host,json=includeHost" json:"include_host,omitempty"`
+	IncludeAll        *bool               `protobuf:"varint,12,opt,name=include_all,json=includeAll" json:"include_all,omitempty"`
+	CacheIterator     *bool               `protobuf:"varint,13,opt,name=cache_iterator,json=cacheIterator" json:"cache_iterator,omitempty"`
+	NumShards         *int32              `protobuf:"varint,18,opt,name=num_shards,json=numShards" json:"num_shards,omitempty"`
 	XXX_unrecognized  []byte              `json:"-"`
 }
 
-func (m *LogReadRequest) Reset()         { *m = LogReadRequest{} }
-func (m *LogReadRequest) String() string { return proto.CompactTextString(m) }
-func (*LogReadRequest) ProtoMessage()    {}
+func (m *LogReadRequest) Reset()                    { *m = LogReadRequest{} }
+func (m *LogReadRequest) String() string            { return proto.CompactTextString(m) }
+func (*LogReadRequest) ProtoMessage()               {}
+func (*LogReadRequest) Descriptor() ([]byte, []int) { return fileDescriptor0, []int{9} }
 
 func (m *LogReadRequest) GetAppId() string {
 	if m != nil && m.AppId != nil {
@@ -712,13 +728,14 @@ func (m *LogReadRequest) GetNumShards() int32 {
 type LogReadResponse struct {
 	Log              []*RequestLog `protobuf:"bytes,1,rep,name=log" json:"log,omitempty"`
 	Offset           *LogOffset    `protobuf:"bytes,2,opt,name=offset" json:"offset,omitempty"`
-	LastEndTime      *int64        `protobuf:"varint,3,opt,name=last_end_time" json:"last_end_time,omitempty"`
+	LastEndTime      *int64        `protobuf:"varint,3,opt,name=last_end_time,json=lastEndTime" json:"last_end_time,omitempty"`
 	XXX_unrecognized []byte        `json:"-"`
 }
 
-func (m *LogReadResponse) Reset()         { *m = LogReadResponse{} }
-func (m *LogReadResponse) String() string { return proto.CompactTextString(m) }
-func (*LogReadResponse) ProtoMessage()    {}
+func (m *LogReadResponse) Reset()                    { *m = LogReadResponse{} }
+func (m *LogReadResponse) String() string            { return proto.CompactTextString(m) }
+func (*LogReadResponse) ProtoMessage()               {}
+func (*LogReadResponse) Descriptor() ([]byte, []int) { return fileDescriptor0, []int{10} }
 
 func (m *LogReadResponse) GetLog() []*RequestLog {
 	if m != nil {
@@ -742,18 +759,19 @@ func (m *LogReadResponse) GetLastEndTime() int64 {
 }
 
 type LogUsageRecord struct {
-	VersionId        *string `protobuf:"bytes,1,opt,name=version_id" json:"version_id,omitempty"`
-	StartTime        *int32  `protobuf:"varint,2,opt,name=start_time" json:"start_time,omitempty"`
-	EndTime          *int32  `protobuf:"varint,3,opt,name=end_time" json:"end_time,omitempty"`
+	VersionId        *string `protobuf:"bytes,1,opt,name=version_id,json=versionId" json:"version_id,omitempty"`
+	StartTime        *int32  `protobuf:"varint,2,opt,name=start_time,json=startTime" json:"start_time,omitempty"`
+	EndTime          *int32  `protobuf:"varint,3,opt,name=end_time,json=endTime" json:"end_time,omitempty"`
 	Count            *int64  `protobuf:"varint,4,opt,name=count" json:"count,omitempty"`
-	TotalSize        *int64  `protobuf:"varint,5,opt,name=total_size" json:"total_size,omitempty"`
+	TotalSize        *int64  `protobuf:"varint,5,opt,name=total_size,json=totalSize" json:"total_size,omitempty"`
 	Records          *int32  `protobuf:"varint,6,opt,name=records" json:"records,omitempty"`
 	XXX_unrecognized []byte  `json:"-"`
 }
 
-func (m *LogUsageRecord) Reset()         { *m = LogUsageRecord{} }
-func (m *LogUsageRecord) String() string { return proto.CompactTextString(m) }
-func (*LogUsageRecord) ProtoMessage()    {}
+func (m *LogUsageRecord) Reset()                    { *m = LogUsageRecord{} }
+func (m *LogUsageRecord) String() string            { return proto.CompactTextString(m) }
+func (*LogUsageRecord) ProtoMessage()               {}
+func (*LogUsageRecord) Descriptor() ([]byte, []int) { return fileDescriptor0, []int{11} }
 
 func (m *LogUsageRecord) GetVersionId() string {
 	if m != nil && m.VersionId != nil {
@@ -798,20 +816,21 @@ func (m *LogUsageRecord) GetRecords() int32 {
 }
 
 type LogUsageRequest struct {
-	AppId            *string  `protobuf:"bytes,1,req,name=app_id" json:"app_id,omitempty"`
-	VersionId        []string `protobuf:"bytes,2,rep,name=version_id" json:"version_id,omitempty"`
-	StartTime        *int32   `protobuf:"varint,3,opt,name=start_time" json:"start_time,omitempty"`
-	EndTime          *int32   `protobuf:"varint,4,opt,name=end_time" json:"end_time,omitempty"`
-	ResolutionHours  *uint32  `protobuf:"varint,5,opt,name=resolution_hours,def=1" json:"resolution_hours,omitempty"`
-	CombineVersions  *bool    `protobuf:"varint,6,opt,name=combine_versions" json:"combine_versions,omitempty"`
-	UsageVersion     *int32   `protobuf:"varint,7,opt,name=usage_version" json:"usage_version,omitempty"`
-	VersionsOnly     *bool    `protobuf:"varint,8,opt,name=versions_only" json:"versions_only,omitempty"`
+	AppId            *string  `protobuf:"bytes,1,req,name=app_id,json=appId" json:"app_id,omitempty"`
+	VersionId        []string `protobuf:"bytes,2,rep,name=version_id,json=versionId" json:"version_id,omitempty"`
+	StartTime        *int32   `protobuf:"varint,3,opt,name=start_time,json=startTime" json:"start_time,omitempty"`
+	EndTime          *int32   `protobuf:"varint,4,opt,name=end_time,json=endTime" json:"end_time,omitempty"`
+	ResolutionHours  *uint32  `protobuf:"varint,5,opt,name=resolution_hours,json=resolutionHours,def=1" json:"resolution_hours,omitempty"`
+	CombineVersions  *bool    `protobuf:"varint,6,opt,name=combine_versions,json=combineVersions" json:"combine_versions,omitempty"`
+	UsageVersion     *int32   `protobuf:"varint,7,opt,name=usage_version,json=usageVersion" json:"usage_version,omitempty"`
+	VersionsOnly     *bool    `protobuf:"varint,8,opt,name=versions_only,json=versionsOnly" json:"versions_only,omitempty"`
 	XXX_unrecognized []byte   `json:"-"`
 }
 
-func (m *LogUsageRequest) Reset()         { *m = LogUsageRequest{} }
-func (m *LogUsageRequest) String() string { return proto.CompactTextString(m) }
-func (*LogUsageRequest) ProtoMessage()    {}
+func (m *LogUsageRequest) Reset()                    { *m = LogUsageRequest{} }
+func (m *LogUsageRequest) String() string            { return proto.CompactTextString(m) }
+func (*LogUsageRequest) ProtoMessage()               {}
+func (*LogUsageRequest) Descriptor() ([]byte, []int) { return fileDescriptor0, []int{12} }
 
 const Default_LogUsageRequest_ResolutionHours uint32 = 1
 
@@ -877,9 +896,10 @@ type LogUsageResponse struct {
 	XXX_unrecognized []byte            `json:"-"`
 }
 
-func (m *LogUsageResponse) Reset()         { *m = LogUsageResponse{} }
-func (m *LogUsageResponse) String() string { return proto.CompactTextString(m) }
-func (*LogUsageResponse) ProtoMessage()    {}
+func (m *LogUsageResponse) Reset()                    { *m = LogUsageResponse{} }
+func (m *LogUsageResponse) String() string            { return proto.CompactTextString(m) }
+func (*LogUsageResponse) ProtoMessage()               {}
+func (*LogUsageResponse) Descriptor() ([]byte, []int) { return fileDescriptor0, []int{13} }
 
 func (m *LogUsageResponse) GetUsage() []*LogUsageRecord {
 	if m != nil {
@@ -896,4 +916,124 @@ func (m *LogUsageResponse) GetSummary() *LogUsageRecord {
 }
 
 func init() {
+	proto.RegisterType((*LogServiceError)(nil), "appengine.LogServiceError")
+	proto.RegisterType((*UserAppLogLine)(nil), "appengine.UserAppLogLine")
+	proto.RegisterType((*UserAppLogGroup)(nil), "appengine.UserAppLogGroup")
+	proto.RegisterType((*FlushRequest)(nil), "appengine.FlushRequest")
+	proto.RegisterType((*SetStatusRequest)(nil), "appengine.SetStatusRequest")
+	proto.RegisterType((*LogOffset)(nil), "appengine.LogOffset")
+	proto.RegisterType((*LogLine)(nil), "appengine.LogLine")
+	proto.RegisterType((*RequestLog)(nil), "appengine.RequestLog")
+	proto.RegisterType((*LogModuleVersion)(nil), "appengine.LogModuleVersion")
+	proto.RegisterType((*LogReadRequest)(nil), "appengine.LogReadRequest")
+	proto.RegisterType((*LogReadResponse)(nil), "appengine.LogReadResponse")
+	proto.RegisterType((*LogUsageRecord)(nil), "appengine.LogUsageRecord")
+	proto.RegisterType((*LogUsageRequest)(nil), "appengine.LogUsageRequest")
+	proto.RegisterType((*LogUsageResponse)(nil), "appengine.LogUsageResponse")
+}
+
+func init() {
+	proto.RegisterFile("google.golang.org/appengine/internal/log/log_service.proto", fileDescriptor0)
+}
+
+var fileDescriptor0 = []byte{
+	// 1553 bytes of a gzipped FileDescriptorProto
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+	0x00,
 }

vendor/google.golang.org/appengine/internal/main_vm.go

@@ -22,7 +22,11 @@ func Main() {
 		port = s
 	}
 
-	if err := http.ListenAndServe(":"+port, http.HandlerFunc(handleHTTP)); err != nil {
+	host := ""
+	if IsDevAppServer() {
+		host = "127.0.0.1"
+	}
+	if err := http.ListenAndServe(host+":"+port, http.HandlerFunc(handleHTTP)); err != nil {
 		log.Fatalf("http.ListenAndServe: %v", err)
 	}
 }

vendor/google.golang.org/appengine/internal/modules/modules_service.pb.go

@@ -1,6 +1,5 @@
-// Code generated by protoc-gen-go.
+// Code generated by protoc-gen-go. DO NOT EDIT.
 // source: google.golang.org/appengine/internal/modules/modules_service.proto
-// DO NOT EDIT!
 
 /*
 Package modules is a generated protocol buffer package.
@@ -38,6 +37,12 @@ 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
+
 type ModulesServiceError_ErrorCode int32
 
 const (
@@ -82,31 +87,37 @@ func (x *ModulesServiceError_ErrorCode) UnmarshalJSON(data []byte) error {
 	*x = ModulesServiceError_ErrorCode(value)
 	return nil
 }
+func (ModulesServiceError_ErrorCode) EnumDescriptor() ([]byte, []int) {
+	return fileDescriptor0, []int{0, 0}
+}
 
 type ModulesServiceError struct {
 	XXX_unrecognized []byte `json:"-"`
 }
 
-func (m *ModulesServiceError) Reset()         { *m = ModulesServiceError{} }
-func (m *ModulesServiceError) String() string { return proto.CompactTextString(m) }
-func (*ModulesServiceError) ProtoMessage()    {}
+func (m *ModulesServiceError) Reset()                    { *m = ModulesServiceError{} }
+func (m *ModulesServiceError) String() string            { return proto.CompactTextString(m) }
+func (*ModulesServiceError) ProtoMessage()               {}
+func (*ModulesServiceError) Descriptor() ([]byte, []int) { return fileDescriptor0, []int{0} }
 
 type GetModulesRequest struct {
 	XXX_unrecognized []byte `json:"-"`
 }
 
-func (m *GetModulesRequest) Reset()         { *m = GetModulesRequest{} }
-func (m *GetModulesRequest) String() string { return proto.CompactTextString(m) }
-func (*GetModulesRequest) ProtoMessage()    {}
+func (m *GetModulesRequest) Reset()                    { *m = GetModulesRequest{} }
+func (m *GetModulesRequest) String() string            { return proto.CompactTextString(m) }
+func (*GetModulesRequest) ProtoMessage()               {}
+func (*GetModulesRequest) Descriptor() ([]byte, []int) { return fileDescriptor0, []int{1} }
 
 type GetModulesResponse struct {
 	Module           []string `protobuf:"bytes,1,rep,name=module" json:"module,omitempty"`
 	XXX_unrecognized []byte   `json:"-"`
 }
 
-func (m *GetModulesResponse) Reset()         { *m = GetModulesResponse{} }
-func (m *GetModulesResponse) String() string { return proto.CompactTextString(m) }
-func (*GetModulesResponse) ProtoMessage()    {}
+func (m *GetModulesResponse) Reset()                    { *m = GetModulesResponse{} }
+func (m *GetModulesResponse) String() string            { return proto.CompactTextString(m) }
+func (*GetModulesResponse) ProtoMessage()               {}
+func (*GetModulesResponse) Descriptor() ([]byte, []int) { return fileDescriptor0, []int{2} }
 
 func (m *GetModulesResponse) GetModule() []string {
 	if m != nil {
@@ -120,9 +131,10 @@ type GetVersionsRequest struct {
 	XXX_unrecognized []byte  `json:"-"`
 }
 
-func (m *GetVersionsRequest) Reset()         { *m = GetVersionsRequest{} }
-func (m *GetVersionsRequest) String() string { return proto.CompactTextString(m) }
-func (*GetVersionsRequest) ProtoMessage()    {}
+func (m *GetVersionsRequest) Reset()                    { *m = GetVersionsRequest{} }
+func (m *GetVersionsRequest) String() string            { return proto.CompactTextString(m) }
+func (*GetVersionsRequest) ProtoMessage()               {}
+func (*GetVersionsRequest) Descriptor() ([]byte, []int) { return fileDescriptor0, []int{3} }
 
 func (m *GetVersionsRequest) GetModule() string {
 	if m != nil && m.Module != nil {
@@ -136,9 +148,10 @@ type GetVersionsResponse struct {
 	XXX_unrecognized []byte   `json:"-"`
 }
 
-func (m *GetVersionsResponse) Reset()         { *m = GetVersionsResponse{} }
-func (m *GetVersionsResponse) String() string { return proto.CompactTextString(m) }
-func (*GetVersionsResponse) ProtoMessage()    {}
+func (m *GetVersionsResponse) Reset()                    { *m = GetVersionsResponse{} }
+func (m *GetVersionsResponse) String() string            { return proto.CompactTextString(m) }
+func (*GetVersionsResponse) ProtoMessage()               {}
+func (*GetVersionsResponse) Descriptor() ([]byte, []int) { return fileDescriptor0, []int{4} }
 
 func (m *GetVersionsResponse) GetVersion() []string {
 	if m != nil {
@@ -152,9 +165,10 @@ type GetDefaultVersionRequest struct {
 	XXX_unrecognized []byte  `json:"-"`
 }
 
-func (m *GetDefaultVersionRequest) Reset()         { *m = GetDefaultVersionRequest{} }
-func (m *GetDefaultVersionRequest) String() string { return proto.CompactTextString(m) }
-func (*GetDefaultVersionRequest) ProtoMessage()    {}
+func (m *GetDefaultVersionRequest) Reset()                    { *m = GetDefaultVersionRequest{} }
+func (m *GetDefaultVersionRequest) String() string            { return proto.CompactTextString(m) }
+func (*GetDefaultVersionRequest) ProtoMessage()               {}
+func (*GetDefaultVersionRequest) Descriptor() ([]byte, []int) { return fileDescriptor0, []int{5} }
 
 func (m *GetDefaultVersionRequest) GetModule() string {
 	if m != nil && m.Module != nil {
@@ -168,9 +182,10 @@ type GetDefaultVersionResponse struct {
 	XXX_unrecognized []byte  `json:"-"`
 }
 
-func (m *GetDefaultVersionResponse) Reset()         { *m = GetDefaultVersionResponse{} }
-func (m *GetDefaultVersionResponse) String() string { return proto.CompactTextString(m) }
-func (*GetDefaultVersionResponse) ProtoMessage()    {}
+func (m *GetDefaultVersionResponse) Reset()                    { *m = GetDefaultVersionResponse{} }
+func (m *GetDefaultVersionResponse) String() string            { return proto.CompactTextString(m) }
+func (*GetDefaultVersionResponse) ProtoMessage()               {}
+func (*GetDefaultVersionResponse) Descriptor() ([]byte, []int) { return fileDescriptor0, []int{6} }
 
 func (m *GetDefaultVersionResponse) GetVersion() string {
 	if m != nil && m.Version != nil {
@@ -185,9 +200,10 @@ type GetNumInstancesRequest struct {
 	XXX_unrecognized []byte  `json:"-"`
 }
 
-func (m *GetNumInstancesRequest) Reset()         { *m = GetNumInstancesRequest{} }
-func (m *GetNumInstancesRequest) String() string { return proto.CompactTextString(m) }
-func (*GetNumInstancesRequest) ProtoMessage()    {}
+func (m *GetNumInstancesRequest) Reset()                    { *m = GetNumInstancesRequest{} }
+func (m *GetNumInstancesRequest) String() string            { return proto.CompactTextString(m) }
+func (*GetNumInstancesRequest) ProtoMessage()               {}
+func (*GetNumInstancesRequest) Descriptor() ([]byte, []int) { return fileDescriptor0, []int{7} }
 
 func (m *GetNumInstancesRequest) GetModule() string {
 	if m != nil && m.Module != nil {
@@ -208,9 +224,10 @@ type GetNumInstancesResponse struct {
 	XXX_unrecognized []byte `json:"-"`
 }
 
-func (m *GetNumInstancesResponse) Reset()         { *m = GetNumInstancesResponse{} }
-func (m *GetNumInstancesResponse) String() string { return proto.CompactTextString(m) }
-func (*GetNumInstancesResponse) ProtoMessage()    {}
+func (m *GetNumInstancesResponse) Reset()                    { *m = GetNumInstancesResponse{} }
+func (m *GetNumInstancesResponse) String() string            { return proto.CompactTextString(m) }
+func (*GetNumInstancesResponse) ProtoMessage()               {}
+func (*GetNumInstancesResponse) Descriptor() ([]byte, []int) { return fileDescriptor0, []int{8} }
 
 func (m *GetNumInstancesResponse) GetInstances() int64 {
 	if m != nil && m.Instances != nil {
@@ -226,9 +243,10 @@ type SetNumInstancesRequest struct {
 	XXX_unrecognized []byte  `json:"-"`
 }
 
-func (m *SetNumInstancesRequest) Reset()         { *m = SetNumInstancesRequest{} }
-func (m *SetNumInstancesRequest) String() string { return proto.CompactTextString(m) }
-func (*SetNumInstancesRequest) ProtoMessage()    {}
+func (m *SetNumInstancesRequest) Reset()                    { *m = SetNumInstancesRequest{} }
+func (m *SetNumInstancesRequest) String() string            { return proto.CompactTextString(m) }
+func (*SetNumInstancesRequest) ProtoMessage()               {}
+func (*SetNumInstancesRequest) Descriptor() ([]byte, []int) { return fileDescriptor0, []int{9} }
 
 func (m *SetNumInstancesRequest) GetModule() string {
 	if m != nil && m.Module != nil {
@@ -255,9 +273,10 @@ type SetNumInstancesResponse struct {
 	XXX_unrecognized []byte `json:"-"`
 }
 
-func (m *SetNumInstancesResponse) Reset()         { *m = SetNumInstancesResponse{} }
-func (m *SetNumInstancesResponse) String() string { return proto.CompactTextString(m) }
-func (*SetNumInstancesResponse) ProtoMessage()    {}
+func (m *SetNumInstancesResponse) Reset()                    { *m = SetNumInstancesResponse{} }
+func (m *SetNumInstancesResponse) String() string            { return proto.CompactTextString(m) }
+func (*SetNumInstancesResponse) ProtoMessage()               {}
+func (*SetNumInstancesResponse) Descriptor() ([]byte, []int) { return fileDescriptor0, []int{10} }
 
 type StartModuleRequest struct {
 	Module           *string `protobuf:"bytes,1,req,name=module" json:"module,omitempty"`
@@ -265,9 +284,10 @@ type StartModuleRequest struct {
 	XXX_unrecognized []byte  `json:"-"`
 }
 
-func (m *StartModuleRequest) Reset()         { *m = StartModuleRequest{} }
-func (m *StartModuleRequest) String() string { return proto.CompactTextString(m) }
-func (*StartModuleRequest) ProtoMessage()    {}
+func (m *StartModuleRequest) Reset()                    { *m = StartModuleRequest{} }
+func (m *StartModuleRequest) String() string            { return proto.CompactTextString(m) }
+func (*StartModuleRequest) ProtoMessage()               {}
+func (*StartModuleRequest) Descriptor() ([]byte, []int) { return fileDescriptor0, []int{11} }
 
 func (m *StartModuleRequest) GetModule() string {
 	if m != nil && m.Module != nil {
@@ -287,9 +307,10 @@ type StartModuleResponse struct {
 	XXX_unrecognized []byte `json:"-"`
 }
 
-func (m *StartModuleResponse) Reset()         { *m = StartModuleResponse{} }
-func (m *StartModuleResponse) String() string { return proto.CompactTextString(m) }
-func (*StartModuleResponse) ProtoMessage()    {}
+func (m *StartModuleResponse) Reset()                    { *m = StartModuleResponse{} }
+func (m *StartModuleResponse) String() string            { return proto.CompactTextString(m) }
+func (*StartModuleResponse) ProtoMessage()               {}
+func (*StartModuleResponse) Descriptor() ([]byte, []int) { return fileDescriptor0, []int{12} }
 
 type StopModuleRequest struct {
 	Module           *string `protobuf:"bytes,1,opt,name=module" json:"module,omitempty"`
@@ -297,9 +318,10 @@ type StopModuleRequest struct {
 	XXX_unrecognized []byte  `json:"-"`
 }
 
-func (m *StopModuleRequest) Reset()         { *m = StopModuleRequest{} }
-func (m *StopModuleRequest) String() string { return proto.CompactTextString(m) }
-func (*StopModuleRequest) ProtoMessage()    {}
+func (m *StopModuleRequest) Reset()                    { *m = StopModuleRequest{} }
+func (m *StopModuleRequest) String() string            { return proto.CompactTextString(m) }
+func (*StopModuleRequest) ProtoMessage()               {}
+func (*StopModuleRequest) Descriptor() ([]byte, []int) { return fileDescriptor0, []int{13} }
 
 func (m *StopModuleRequest) GetModule() string {
 	if m != nil && m.Module != nil {
@@ -319,9 +341,10 @@ type StopModuleResponse struct {
 	XXX_unrecognized []byte `json:"-"`
 }
 
-func (m *StopModuleResponse) Reset()         { *m = StopModuleResponse{} }
-func (m *StopModuleResponse) String() string { return proto.CompactTextString(m) }
-func (*StopModuleResponse) ProtoMessage()    {}
+func (m *StopModuleResponse) Reset()                    { *m = StopModuleResponse{} }
+func (m *StopModuleResponse) String() string            { return proto.CompactTextString(m) }
+func (*StopModuleResponse) ProtoMessage()               {}
+func (*StopModuleResponse) Descriptor() ([]byte, []int) { return fileDescriptor0, []int{14} }
 
 type GetHostnameRequest struct {
 	Module           *string `protobuf:"bytes,1,opt,name=module" json:"module,omitempty"`
@@ -330,9 +353,10 @@ type GetHostnameRequest struct {
 	XXX_unrecognized []byte  `json:"-"`
 }
 
-func (m *GetHostnameRequest) Reset()         { *m = GetHostnameRequest{} }
-func (m *GetHostnameRequest) String() string { return proto.CompactTextString(m) }
-func (*GetHostnameRequest) ProtoMessage()    {}
+func (m *GetHostnameRequest) Reset()                    { *m = GetHostnameRequest{} }
+func (m *GetHostnameRequest) String() string            { return proto.CompactTextString(m) }
+func (*GetHostnameRequest) ProtoMessage()               {}
+func (*GetHostnameRequest) Descriptor() ([]byte, []int) { return fileDescriptor0, []int{15} }
 
 func (m *GetHostnameRequest) GetModule() string {
 	if m != nil && m.Module != nil {
@@ -360,9 +384,10 @@ type GetHostnameResponse struct {
 	XXX_unrecognized []byte  `json:"-"`
 }
 
-func (m *GetHostnameResponse) Reset()         { *m = GetHostnameResponse{} }
-func (m *GetHostnameResponse) String() string { return proto.CompactTextString(m) }
-func (*GetHostnameResponse) ProtoMessage()    {}
+func (m *GetHostnameResponse) Reset()                    { *m = GetHostnameResponse{} }
+func (m *GetHostnameResponse) String() string            { return proto.CompactTextString(m) }
+func (*GetHostnameResponse) ProtoMessage()               {}
+func (*GetHostnameResponse) Descriptor() ([]byte, []int) { return fileDescriptor0, []int{16} }
 
 func (m *GetHostnameResponse) GetHostname() string {
 	if m != nil && m.Hostname != nil {
@@ -372,4 +397,58 @@ func (m *GetHostnameResponse) GetHostname() string {
 }
 
 func init() {
+	proto.RegisterType((*ModulesServiceError)(nil), "appengine.ModulesServiceError")
+	proto.RegisterType((*GetModulesRequest)(nil), "appengine.GetModulesRequest")
+	proto.RegisterType((*GetModulesResponse)(nil), "appengine.GetModulesResponse")
+	proto.RegisterType((*GetVersionsRequest)(nil), "appengine.GetVersionsRequest")
+	proto.RegisterType((*GetVersionsResponse)(nil), "appengine.GetVersionsResponse")
+	proto.RegisterType((*GetDefaultVersionRequest)(nil), "appengine.GetDefaultVersionRequest")
+	proto.RegisterType((*GetDefaultVersionResponse)(nil), "appengine.GetDefaultVersionResponse")
+	proto.RegisterType((*GetNumInstancesRequest)(nil), "appengine.GetNumInstancesRequest")
+	proto.RegisterType((*GetNumInstancesResponse)(nil), "appengine.GetNumInstancesResponse")
+	proto.RegisterType((*SetNumInstancesRequest)(nil), "appengine.SetNumInstancesRequest")
+	proto.RegisterType((*SetNumInstancesResponse)(nil), "appengine.SetNumInstancesResponse")
+	proto.RegisterType((*StartModuleRequest)(nil), "appengine.StartModuleRequest")
+	proto.RegisterType((*StartModuleResponse)(nil), "appengine.StartModuleResponse")
+	proto.RegisterType((*StopModuleRequest)(nil), "appengine.StopModuleRequest")
+	proto.RegisterType((*StopModuleResponse)(nil), "appengine.StopModuleResponse")
+	proto.RegisterType((*GetHostnameRequest)(nil), "appengine.GetHostnameRequest")
+	proto.RegisterType((*GetHostnameResponse)(nil), "appengine.GetHostnameResponse")
+}
+
+func init() {
+	proto.RegisterFile("google.golang.org/appengine/internal/modules/modules_service.proto", fileDescriptor0)
+}
+
+var fileDescriptor0 = []byte{
+	// 457 bytes of a gzipped FileDescriptorProto
+	0x1f, 0x8b, 0x08, 0x00, 0x00, 0x00, 0x00, 0x00, 0x02, 0xff, 0xac, 0x94, 0xc1, 0x6f, 0xd3, 0x30,
+	0x14, 0xc6, 0x69, 0x02, 0xdb, 0xf2, 0x0e, 0x90, 0x3a, 0x5b, 0xd7, 0x4d, 0x1c, 0x50, 0x4e, 0x1c,
+	0x50, 0x2b, 0x90, 0x10, 0xe7, 0xae, 0x35, 0x25, 0xb0, 0xa5, 0x28, 0xce, 0x2a, 0xc4, 0xa5, 0x0a,
+	0xdb, 0x23, 0x8b, 0x94, 0xda, 0xc1, 0x76, 0x77, 0xe4, 0xbf, 0xe0, 0xff, 0x45, 0x4b, 0xed, 0xb6,
+	0x81, 0x4e, 0x45, 0x68, 0xa7, 0xe4, 0x7d, 0xfe, 0xfc, 0x7b, 0x9f, 0x5f, 0xac, 0xc0, 0x59, 0x2e,
+	0x44, 0x5e, 0x62, 0x2f, 0x17, 0x65, 0xc6, 0xf3, 0x9e, 0x90, 0x79, 0x3f, 0xab, 0x2a, 0xe4, 0x79,
+	0xc1, 0xb1, 0x5f, 0x70, 0x8d, 0x92, 0x67, 0x65, 0x7f, 0x2e, 0xae, 0x17, 0x25, 0x2a, 0xfb, 0x9c,
+	0x29, 0x94, 0xb7, 0xc5, 0x15, 0xf6, 0x2a, 0x29, 0xb4, 0x20, 0xde, 0x6a, 0x47, 0xf8, 0xab, 0x05,
+	0xc1, 0xc5, 0xd2, 0xc4, 0x96, 0x1e, 0x2a, 0xa5, 0x90, 0xe1, 0x4f, 0xf0, 0xea, 0x97, 0xa1, 0xb8,
+	0x46, 0xb2, 0x07, 0xce, 0xe4, 0x93, 0xff, 0x88, 0x10, 0x78, 0x1a, 0xc5, 0xd3, 0xc1, 0x79, 0x34,
+	0x9a, 0x5d, 0x4c, 0x46, 0x97, 0xe7, 0xd4, 0x6f, 0x91, 0x00, 0x9e, 0x59, 0x6d, 0x4a, 0x13, 0x16,
+	0x4d, 0x62, 0xdf, 0x21, 0x47, 0xd0, 0xb6, 0x62, 0x14, 0xb3, 0x74, 0x10, 0x0f, 0x29, 0xf3, 0xdd,
+	0x3b, 0x6f, 0x9a, 0x0c, 0x62, 0x16, 0xd1, 0x38, 0x9d, 0xd1, 0x24, 0x99, 0x24, 0xfe, 0x63, 0x72,
+	0x08, 0xfe, 0x65, 0x4c, 0xbf, 0x7c, 0xa6, 0xc3, 0x94, 0x8e, 0x66, 0x2c, 0x1d, 0xa4, 0xd4, 0x7f,
+	0x12, 0x06, 0xd0, 0x1e, 0xa3, 0x36, 0xc9, 0x12, 0xfc, 0xb1, 0x40, 0xa5, 0xc3, 0x57, 0x40, 0x36,
+	0x45, 0x55, 0x09, 0xae, 0x90, 0x74, 0x60, 0x6f, 0x79, 0xcc, 0x6e, 0xeb, 0x85, 0xfb, 0xd2, 0x4b,
+	0x4c, 0x65, 0xdc, 0x53, 0x94, 0xaa, 0x10, 0xdc, 0x32, 0x1a, 0xee, 0xd6, 0x86, 0xbb, 0x0f, 0x41,
+	0xc3, 0x6d, 0xe0, 0x5d, 0xd8, 0xbf, 0x5d, 0x6a, 0x86, 0x6e, 0xcb, 0xf0, 0x0d, 0x74, 0xc7, 0xa8,
+	0x47, 0xf8, 0x3d, 0x5b, 0x94, 0x76, 0xdf, 0xae, 0x26, 0x6f, 0xe1, 0x64, 0xcb, 0x9e, 0x6d, 0xad,
+	0x9c, 0xcd, 0x56, 0x1f, 0xa1, 0x33, 0x46, 0x1d, 0x2f, 0xe6, 0x11, 0x57, 0x3a, 0xe3, 0x57, 0xb8,
+	0xeb, 0x34, 0x9b, 0x2c, 0xa7, 0x5e, 0x58, 0xb1, 0xde, 0xc1, 0xf1, 0x5f, 0x2c, 0x13, 0xe0, 0x39,
+	0x78, 0x85, 0x15, 0xeb, 0x08, 0x6e, 0xb2, 0x16, 0xc2, 0x1b, 0xe8, 0xb0, 0x07, 0x0a, 0xd1, 0xec,
+	0xe4, 0xfe, 0xd9, 0xe9, 0x04, 0x8e, 0xd9, 0xf6, 0x88, 0xe1, 0x7b, 0x20, 0x4c, 0x67, 0xd2, 0xdc,
+	0x81, 0x6d, 0x01, 0x9c, 0xfb, 0x02, 0x34, 0x26, 0x7a, 0x04, 0x41, 0x83, 0x63, 0xf0, 0x14, 0xda,
+	0x4c, 0x8b, 0xea, 0x7e, 0xfa, 0xbf, 0xcd, 0xf8, 0xf0, 0x2e, 0xe5, 0x1a, 0x63, 0xe0, 0xdf, 0xea,
+	0xfb, 0xf8, 0x41, 0x28, 0xcd, 0xb3, 0xf9, 0xff, 0xd3, 0xc9, 0x29, 0x1c, 0xd8, 0x59, 0x75, 0xdd,
+	0x7a, 0x69, 0x55, 0x87, 0xaf, 0xeb, 0x5b, 0xbc, 0xee, 0x61, 0xbe, 0xec, 0x29, 0x1c, 0xdc, 0x18,
+	0xcd, 0x8c, 0x68, 0x55, 0x9f, 0x79, 0x5f, 0xf7, 0xcd, 0x5f, 0xe2, 0x77, 0x00, 0x00, 0x00, 0xff,
+	0xff, 0x6e, 0xbc, 0xe0, 0x61, 0x5c, 0x04, 0x00, 0x00,
 }

vendor/google.golang.org/appengine/internal/remote_api/remote_api.pb.go

@@ -1,6 +1,5 @@
-// Code generated by protoc-gen-go.
+// Code generated by protoc-gen-go. DO NOT EDIT.
 // source: google.golang.org/appengine/internal/remote_api/remote_api.proto
-// DO NOT EDIT!
 
 /*
 Package remote_api is a generated protocol buffer package.
@@ -25,6 +24,12 @@ 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
+
 type RpcError_ErrorCode int32
 
 const (
@@ -90,18 +95,20 @@ func (x *RpcError_ErrorCode) UnmarshalJSON(data []byte) error {
 	*x = RpcError_ErrorCode(value)
 	return nil
 }
+func (RpcError_ErrorCode) EnumDescriptor() ([]byte, []int) { return fileDescriptor0, []int{2, 0} }
 
 type Request struct {
-	ServiceName      *string `protobuf:"bytes,2,req,name=service_name" json:"service_name,omitempty"`
+	ServiceName      *string `protobuf:"bytes,2,req,name=service_name,json=serviceName" json:"service_name,omitempty"`
 	Method           *string `protobuf:"bytes,3,req,name=method" json:"method,omitempty"`
 	Request          []byte  `protobuf:"bytes,4,req,name=request" json:"request,omitempty"`
-	RequestId        *string `protobuf:"bytes,5,opt,name=request_id" json:"request_id,omitempty"`
+	RequestId        *string `protobuf:"bytes,5,opt,name=request_id,json=requestId" json:"request_id,omitempty"`
 	XXX_unrecognized []byte  `json:"-"`
 }
 
-func (m *Request) Reset()         { *m = Request{} }
-func (m *Request) String() string { return proto.CompactTextString(m) }
-func (*Request) ProtoMessage()    {}
+func (m *Request) Reset()                    { *m = Request{} }
+func (m *Request) String() string            { return proto.CompactTextString(m) }
+func (*Request) ProtoMessage()               {}
+func (*Request) Descriptor() ([]byte, []int) { return fileDescriptor0, []int{0} }
 
 func (m *Request) GetServiceName() string {
 	if m != nil && m.ServiceName != nil {
@@ -137,9 +144,10 @@ type ApplicationError struct {
 	XXX_unrecognized []byte  `json:"-"`
 }
 
-func (m *ApplicationError) Reset()         { *m = ApplicationError{} }
-func (m *ApplicationError) String() string { return proto.CompactTextString(m) }
-func (*ApplicationError) ProtoMessage()    {}
+func (m *ApplicationError) Reset()                    { *m = ApplicationError{} }
+func (m *ApplicationError) String() string            { return proto.CompactTextString(m) }
+func (*ApplicationError) ProtoMessage()               {}
+func (*ApplicationError) Descriptor() ([]byte, []int) { return fileDescriptor0, []int{1} }
 
 func (m *ApplicationError) GetCode() int32 {
 	if m != nil && m.Code != nil {
@@ -161,9 +169,10 @@ type RpcError struct {
 	XXX_unrecognized []byte  `json:"-"`
 }
 
-func (m *RpcError) Reset()         { *m = RpcError{} }
-func (m *RpcError) String() string { return proto.CompactTextString(m) }
-func (*RpcError) ProtoMessage()    {}
+func (m *RpcError) Reset()                    { *m = RpcError{} }
+func (m *RpcError) String() string            { return proto.CompactTextString(m) }
+func (*RpcError) ProtoMessage()               {}
+func (*RpcError) Descriptor() ([]byte, []int) { return fileDescriptor0, []int{2} }
 
 func (m *RpcError) GetCode() int32 {
 	if m != nil && m.Code != nil {
@@ -182,15 +191,16 @@ func (m *RpcError) GetDetail() string {
 type Response struct {
 	Response         []byte            `protobuf:"bytes,1,opt,name=response" json:"response,omitempty"`
 	Exception        []byte            `protobuf:"bytes,2,opt,name=exception" json:"exception,omitempty"`
-	ApplicationError *ApplicationError `protobuf:"bytes,3,opt,name=application_error" json:"application_error,omitempty"`
-	JavaException    []byte            `protobuf:"bytes,4,opt,name=java_exception" json:"java_exception,omitempty"`
-	RpcError         *RpcError         `protobuf:"bytes,5,opt,name=rpc_error" json:"rpc_error,omitempty"`
+	ApplicationError *ApplicationError `protobuf:"bytes,3,opt,name=application_error,json=applicationError" json:"application_error,omitempty"`
+	JavaException    []byte            `protobuf:"bytes,4,opt,name=java_exception,json=javaException" json:"java_exception,omitempty"`
+	RpcError         *RpcError         `protobuf:"bytes,5,opt,name=rpc_error,json=rpcError" json:"rpc_error,omitempty"`
 	XXX_unrecognized []byte            `json:"-"`
 }
 
-func (m *Response) Reset()         { *m = Response{} }
-func (m *Response) String() string { return proto.CompactTextString(m) }
-func (*Response) ProtoMessage()    {}
+func (m *Response) Reset()                    { *m = Response{} }
+func (m *Response) String() string            { return proto.CompactTextString(m) }
+func (*Response) ProtoMessage()               {}
+func (*Response) Descriptor() ([]byte, []int) { return fileDescriptor0, []int{3} }
 
 func (m *Response) GetResponse() []byte {
 	if m != nil {
@@ -228,4 +238,50 @@ func (m *Response) GetRpcError() *RpcError {
 }
 
 func init() {
+	proto.RegisterType((*Request)(nil), "remote_api.Request")
+	proto.RegisterType((*ApplicationError)(nil), "remote_api.ApplicationError")
+	proto.RegisterType((*RpcError)(nil), "remote_api.RpcError")
+	proto.RegisterType((*Response)(nil), "remote_api.Response")
+}
+
+func init() {
+	proto.RegisterFile("google.golang.org/appengine/internal/remote_api/remote_api.proto", fileDescriptor0)
+}
+
+var fileDescriptor0 = []byte{
+	// 531 bytes of a gzipped FileDescriptorProto
+	0x1f, 0x8b, 0x08, 0x00, 0x00, 0x00, 0x00, 0x00, 0x02, 0xff, 0x8c, 0x93, 0x51, 0x6e, 0xd3, 0x40,
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+	0x03, 0x00, 0x00,
 }

vendor/google.golang.org/appengine/internal/transaction.go

@@ -54,9 +54,9 @@ type transaction struct {
 
 var ErrConcurrentTransaction = errors.New("internal: concurrent transaction")
 
-func RunTransactionOnce(c netcontext.Context, f func(netcontext.Context) error, xg bool) error {
+func RunTransactionOnce(c netcontext.Context, f func(netcontext.Context) error, xg bool, readOnly bool, previousTransaction *pb.Transaction) (*pb.Transaction, error) {
 	if transactionFromContext(c) != nil {
-		return errors.New("nested transactions are not supported")
+		return nil, errors.New("nested transactions are not supported")
 	}
 
 	// Begin the transaction.
@@ -67,8 +67,16 @@ func RunTransactionOnce(c netcontext.Context, f func(netcontext.Context) error,
 	if xg {
 		req.AllowMultipleEg = proto.Bool(true)
 	}
+	if previousTransaction != nil {
+		req.PreviousTransaction = previousTransaction
+	}
+	if readOnly {
+		req.Mode = pb.BeginTransactionRequest_READ_ONLY.Enum()
+	} else {
+		req.Mode = pb.BeginTransactionRequest_READ_WRITE.Enum()
+	}
 	if err := Call(c, "datastore_v3", "BeginTransaction", req, &t.transaction); err != nil {
-		return err
+		return nil, err
 	}
 
 	// Call f, rolling back the transaction if f returns a non-nil error, or panics.
@@ -83,7 +91,7 @@ func RunTransactionOnce(c netcontext.Context, f func(netcontext.Context) error,
 		Call(c, "datastore_v3", "Rollback", &t.transaction, &basepb.VoidProto{})
 	}()
 	if err := f(withTransaction(c, t)); err != nil {
-		return err
+		return &t.transaction, err
 	}
 	t.finished = true
 
@@ -97,11 +105,11 @@ func RunTransactionOnce(c netcontext.Context, f func(netcontext.Context) error,
 		// The Python Dev AppServer raises an ApplicationError with error code 2 (which is
 		// Error.CONCURRENT_TRANSACTION) and message "Concurrency exception.".
 		if ae.Code == int32(pb.Error_BAD_REQUEST) && ae.Detail == "ApplicationError: 2 Concurrency exception." {
-			return ErrConcurrentTransaction
+			return &t.transaction, ErrConcurrentTransaction
 		}
 		if ae.Code == int32(pb.Error_CONCURRENT_TRANSACTION) {
-			return ErrConcurrentTransaction
+			return &t.transaction, ErrConcurrentTransaction
 		}
 	}
-	return err
+	return &t.transaction, err
 }

vendor/google.golang.org/appengine/internal/urlfetch/urlfetch_service.pb.go

@@ -1,6 +1,5 @@
-// Code generated by protoc-gen-go.
+// Code generated by protoc-gen-go. DO NOT EDIT.
 // source: google.golang.org/appengine/internal/urlfetch/urlfetch_service.proto
-// DO NOT EDIT!
 
 /*
 Package urlfetch is a generated protocol buffer package.
@@ -24,6 +23,12 @@ 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
+
 type URLFetchServiceError_ErrorCode int32
 
 const (
@@ -89,6 +94,9 @@ func (x *URLFetchServiceError_ErrorCode) UnmarshalJSON(data []byte) error {
 	*x = URLFetchServiceError_ErrorCode(value)
 	return nil
 }
+func (URLFetchServiceError_ErrorCode) EnumDescriptor() ([]byte, []int) {
+	return fileDescriptor0, []int{0, 0}
+}
 
 type URLFetchRequest_RequestMethod int32
 
@@ -134,19 +142,23 @@ func (x *URLFetchRequest_RequestMethod) UnmarshalJSON(data []byte) error {
 	*x = URLFetchRequest_RequestMethod(value)
 	return nil
 }
+func (URLFetchRequest_RequestMethod) EnumDescriptor() ([]byte, []int) {
+	return fileDescriptor0, []int{1, 0}
+}
 
 type URLFetchServiceError struct {
 	XXX_unrecognized []byte `json:"-"`
 }
 
-func (m *URLFetchServiceError) Reset()         { *m = URLFetchServiceError{} }
-func (m *URLFetchServiceError) String() string { return proto.CompactTextString(m) }
-func (*URLFetchServiceError) ProtoMessage()    {}
+func (m *URLFetchServiceError) Reset()                    { *m = URLFetchServiceError{} }
+func (m *URLFetchServiceError) String() string            { return proto.CompactTextString(m) }
+func (*URLFetchServiceError) ProtoMessage()               {}
+func (*URLFetchServiceError) Descriptor() ([]byte, []int) { return fileDescriptor0, []int{0} }
 
 type URLFetchRequest struct {
 	Method                        *URLFetchRequest_RequestMethod `protobuf:"varint,1,req,name=Method,enum=appengine.URLFetchRequest_RequestMethod" json:"Method,omitempty"`
 	Url                           *string                        `protobuf:"bytes,2,req,name=Url" json:"Url,omitempty"`
-	Header                        []*URLFetchRequest_Header      `protobuf:"group,3,rep,name=Header" json:"header,omitempty"`
+	Header                        []*URLFetchRequest_Header      `protobuf:"group,3,rep,name=Header,json=header" json:"header,omitempty"`
 	Payload                       []byte                         `protobuf:"bytes,6,opt,name=Payload" json:"Payload,omitempty"`
 	FollowRedirects               *bool                          `protobuf:"varint,7,opt,name=FollowRedirects,def=1" json:"FollowRedirects,omitempty"`
 	Deadline                      *float64                       `protobuf:"fixed64,8,opt,name=Deadline" json:"Deadline,omitempty"`
@@ -154,9 +166,10 @@ type URLFetchRequest struct {
 	XXX_unrecognized              []byte                         `json:"-"`
 }
 
-func (m *URLFetchRequest) Reset()         { *m = URLFetchRequest{} }
-func (m *URLFetchRequest) String() string { return proto.CompactTextString(m) }
-func (*URLFetchRequest) ProtoMessage()    {}
+func (m *URLFetchRequest) Reset()                    { *m = URLFetchRequest{} }
+func (m *URLFetchRequest) String() string            { return proto.CompactTextString(m) }
+func (*URLFetchRequest) ProtoMessage()               {}
+func (*URLFetchRequest) Descriptor() ([]byte, []int) { return fileDescriptor0, []int{1} }
 
 const Default_URLFetchRequest_FollowRedirects bool = true
 const Default_URLFetchRequest_MustValidateServerCertificate bool = true
@@ -216,9 +229,10 @@ type URLFetchRequest_Header struct {
 	XXX_unrecognized []byte  `json:"-"`
 }
 
-func (m *URLFetchRequest_Header) Reset()         { *m = URLFetchRequest_Header{} }
-func (m *URLFetchRequest_Header) String() string { return proto.CompactTextString(m) }
-func (*URLFetchRequest_Header) ProtoMessage()    {}
+func (m *URLFetchRequest_Header) Reset()                    { *m = URLFetchRequest_Header{} }
+func (m *URLFetchRequest_Header) String() string            { return proto.CompactTextString(m) }
+func (*URLFetchRequest_Header) ProtoMessage()               {}
+func (*URLFetchRequest_Header) Descriptor() ([]byte, []int) { return fileDescriptor0, []int{1, 0} }
 
 func (m *URLFetchRequest_Header) GetKey() string {
 	if m != nil && m.Key != nil {
@@ -237,7 +251,7 @@ func (m *URLFetchRequest_Header) GetValue() string {
 type URLFetchResponse struct {
 	Content               []byte                     `protobuf:"bytes,1,opt,name=Content" json:"Content,omitempty"`
 	StatusCode            *int32                     `protobuf:"varint,2,req,name=StatusCode" json:"StatusCode,omitempty"`
-	Header                []*URLFetchResponse_Header `protobuf:"group,3,rep,name=Header" json:"header,omitempty"`
+	Header                []*URLFetchResponse_Header `protobuf:"group,3,rep,name=Header,json=header" json:"header,omitempty"`
 	ContentWasTruncated   *bool                      `protobuf:"varint,6,opt,name=ContentWasTruncated,def=0" json:"ContentWasTruncated,omitempty"`
 	ExternalBytesSent     *int64                     `protobuf:"varint,7,opt,name=ExternalBytesSent" json:"ExternalBytesSent,omitempty"`
 	ExternalBytesReceived *int64                     `protobuf:"varint,8,opt,name=ExternalBytesReceived" json:"ExternalBytesReceived,omitempty"`
@@ -248,9 +262,10 @@ type URLFetchResponse struct {
 	XXX_unrecognized      []byte                     `json:"-"`
 }
 
-func (m *URLFetchResponse) Reset()         { *m = URLFetchResponse{} }
-func (m *URLFetchResponse) String() string { return proto.CompactTextString(m) }
-func (*URLFetchResponse) ProtoMessage()    {}
+func (m *URLFetchResponse) Reset()                    { *m = URLFetchResponse{} }
+func (m *URLFetchResponse) String() string            { return proto.CompactTextString(m) }
+func (*URLFetchResponse) ProtoMessage()               {}
+func (*URLFetchResponse) Descriptor() ([]byte, []int) { return fileDescriptor0, []int{2} }
 
 const Default_URLFetchResponse_ContentWasTruncated bool = false
 const Default_URLFetchResponse_ApiCpuMilliseconds int64 = 0
@@ -333,9 +348,10 @@ type URLFetchResponse_Header struct {
 	XXX_unrecognized []byte  `json:"-"`
 }
 
-func (m *URLFetchResponse_Header) Reset()         { *m = URLFetchResponse_Header{} }
-func (m *URLFetchResponse_Header) String() string { return proto.CompactTextString(m) }
-func (*URLFetchResponse_Header) ProtoMessage()    {}
+func (m *URLFetchResponse_Header) Reset()                    { *m = URLFetchResponse_Header{} }
+func (m *URLFetchResponse_Header) String() string            { return proto.CompactTextString(m) }
+func (*URLFetchResponse_Header) ProtoMessage()               {}
+func (*URLFetchResponse_Header) Descriptor() ([]byte, []int) { return fileDescriptor0, []int{2, 0} }
 
 func (m *URLFetchResponse_Header) GetKey() string {
 	if m != nil && m.Key != nil {
@@ -352,4 +368,66 @@ func (m *URLFetchResponse_Header) GetValue() string {
 }
 
 func init() {
+	proto.RegisterType((*URLFetchServiceError)(nil), "appengine.URLFetchServiceError")
+	proto.RegisterType((*URLFetchRequest)(nil), "appengine.URLFetchRequest")
+	proto.RegisterType((*URLFetchRequest_Header)(nil), "appengine.URLFetchRequest.Header")
+	proto.RegisterType((*URLFetchResponse)(nil), "appengine.URLFetchResponse")
+	proto.RegisterType((*URLFetchResponse_Header)(nil), "appengine.URLFetchResponse.Header")
+}
+
+func init() {
+	proto.RegisterFile("google.golang.org/appengine/internal/urlfetch/urlfetch_service.proto", fileDescriptor0)
+}
+
+var fileDescriptor0 = []byte{
+	// 770 bytes of a gzipped FileDescriptorProto
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 }