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add needed files

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Signed-off-by: Vasiliy Tolstov <v.tolstov@unistack.org>
This commit is contained in:
Василий Толстов 2021-09-12 23:24:22 +03:00
parent ddd0b5a131
commit 9d59e4cdb4
13 changed files with 1563 additions and 13 deletions
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15
LICENSE
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@ -1,3 +1,4 @@
Apache License
Version 2.0, January 2004
http://www.apache.org/licenses/
@ -175,18 +176,8 @@
END OF TERMS AND CONDITIONS
APPENDIX: How to apply the Apache License to your work.
To apply the Apache License to your work, attach the following
boilerplate notice, with the fields enclosed by brackets "[]"
replaced with your own identifying information. (Don't include
the brackets!) The text should be enclosed in the appropriate
comment syntax for the file format. We also recommend that a
file or class name and description of purpose be included on the
same "printed page" as the copyright notice for easier
identification within third-party archives.
Copyright [yyyy] [name of copyright owner]
Copyright 2015-2020 Asim Aslam.
Copyright 2019-2020 Unistack LLC.
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.

26
codec.go Normal file
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@ -0,0 +1,26 @@
package drpc
import (
"github.com/unistack-org/micro/v3/codec"
"storj.io/drpc"
)
type wrapMicroCodec struct{ codec.Codec }
func (w *wrapMicroCodec) Marshal(v drpc.Message) ([]byte, error) {
if m, ok := v.(*codec.Frame); ok {
return m.Data, nil
}
return w.Codec.Marshal(v.(interface{}))
}
func (w *wrapMicroCodec) Unmarshal(d []byte, v drpc.Message) error {
if d == nil || v == nil {
return nil
}
if m, ok := v.(*codec.Frame); ok {
m.Data = d
return nil
}
return w.Codec.Unmarshal(d, v.(interface{}))
}

722
drpc.go Normal file
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@ -0,0 +1,722 @@
// Package drpc provides a drpc client
package drpc
import (
"context"
"fmt"
"net"
"strings"
"sync"
"time"
"github.com/unistack-org/micro/v3/broker"
"github.com/unistack-org/micro/v3/client"
"github.com/unistack-org/micro/v3/codec"
"github.com/unistack-org/micro/v3/errors"
"github.com/unistack-org/micro/v3/metadata"
"storj.io/drpc/drpcconn"
dmetadata "storj.io/drpc/drpcmetadata"
)
var (
DefaultContentType = "application/drpc+proto"
)
type drpcClient struct {
opts client.Options
//pool *pool
init bool
sync.RWMutex
}
func (d *drpcClient) call(ctx context.Context, addr string, req client.Request, rsp interface{}, opts client.CallOptions) error {
var header map[string]string
if md, ok := metadata.FromOutgoingContext(ctx); ok {
header = make(map[string]string, len(md))
for k, v := range md {
header[strings.ToLower(k)] = v
}
} else {
header = make(map[string]string, 2)
}
// set timeout in nanoseconds
header[metadata.HeaderTimeout] = fmt.Sprintf("%d", opts.RequestTimeout)
// set the content type for the request
// header["x-content-type"] = req.ContentType()
ctx = dmetadata.AddPairs(ctx, header)
cf, err := d.newCodec(req.ContentType())
if err != nil {
return errors.InternalServerError("go.micro.client", err.Error())
}
//maxRecvMsgSize := d.maxRecvMsgSizeValue()
//maxSendMsgSize := d.maxSendMsgSizeValue()
var grr error
var dialCtx context.Context
var cancel context.CancelFunc
if opts.DialTimeout >= 0 {
dialCtx, cancel = context.WithTimeout(ctx, opts.DialTimeout)
} else {
dialCtx, cancel = context.WithCancel(ctx)
}
defer cancel()
// TODO: handle g.secure
/*
grpcDialOptions := []grpc.DialOption{
g.secure(addr),
grpc.WithDefaultCallOptions(
grpc.MaxCallRecvMsgSize(maxRecvMsgSize),
grpc.MaxCallSendMsgSize(maxSendMsgSize),
),
}
if opts := g.getGrpcDialOptions(); opts != nil {
grpcDialOptions = append(grpcDialOptions, opts...)
}
cc, err := g.pool.getConn(dialCtx, addr, grpcDialOptions...)
if err != nil {
return errors.InternalServerError("go.micro.client", fmt.Sprintf("Error sending request: %v", err))
}
defer func() {
// defer execution of release
g.pool.release(cc, grr)
}()
*/
ch := make(chan error, 1)
_ = dialCtx
//rc, err := net.DialContext(ctx, "tcp", addr)
rc, err := net.Dial("tcp", addr)
if err != nil {
return err
}
defer rc.Close()
cc := drpcconn.New(rc)
defer cc.Close()
go func() {
err := cc.Invoke(ctx, methodToDRPC(req.Service(), req.Endpoint()), &wrapMicroCodec{cf}, req.Body(), rsp)
ch <- microError(err)
}()
select {
case err := <-ch:
grr = err
case <-ctx.Done():
grr = errors.Timeout("go.micro.client", "%v", ctx.Err())
}
return grr
}
/*
func (g *drpcClient) stream(ctx context.Context, addr string, req client.Request, rsp interface{}, opts client.CallOptions) error {
var header map[string]string
if md, ok := metadata.FromOutgoingContext(ctx); ok {
header = make(map[string]string, len(md))
for k, v := range md {
header[k] = v
}
} else {
header = make(map[string]string)
}
// set timeout in nanoseconds
if opts.StreamTimeout > time.Duration(0) {
header["timeout"] = fmt.Sprintf("%d", opts.StreamTimeout)
}
// set the content type for the request
header["x-content-type"] = req.ContentType()
md := gmetadata.New(header)
ctx = gmetadata.NewOutgoingContext(ctx, md)
cf, err := g.newCodec(req.ContentType())
if err != nil {
return errors.InternalServerError("go.micro.client", err.Error())
}
var dialCtx context.Context
var cancel context.CancelFunc
if opts.DialTimeout >= 0 {
dialCtx, cancel = context.WithTimeout(ctx, opts.DialTimeout)
} else {
dialCtx, cancel = context.WithCancel(ctx)
}
defer cancel()
grpcDialOptions := []grpc.DialOption{
// g.secure(addr),
}
if opts := g.getGrpcDialOptions(); opts != nil {
grpcDialOptions = append(grpcDialOptions, opts...)
}
cc, err := g.pool.getConn(dialCtx, addr, grpcDialOptions...)
if err != nil {
return errors.InternalServerError("go.micro.client", fmt.Sprintf("Error sending request: %v", err))
}
desc := &grpc.StreamDesc{
StreamName: req.Service() + req.Endpoint(),
ClientStreams: true,
ServerStreams: true,
}
grpcCallOptions := []grpc.CallOption{
grpc.ForceCodec(cf),
grpc.CallContentSubtype(cf.String()),
}
if opts := g.getGrpcCallOptions(); opts != nil {
grpcCallOptions = append(grpcCallOptions, opts...)
}
// create a new cancelling context
newCtx, cancel := context.WithCancel(ctx)
st, err := cc.NewStream(newCtx, desc, methodToGRPC(req.Service(), req.Endpoint()), grpcCallOptions...)
if err != nil {
// we need to cleanup as we dialled and created a context
// cancel the context
cancel()
// release the connection
g.pool.release(cc, err)
// now return the error
return errors.InternalServerError("go.micro.client", fmt.Sprintf("Error creating stream: %v", err))
}
// set request codec
if r, ok := req.(*grpcRequest); ok {
r.codec = cf
}
// setup the stream response
stream := &grpcStream{
ClientStream: st,
context: ctx,
request: req,
response: &response{
conn: cc,
stream: st,
codec: cf,
},
conn: cc,
close: func(err error) {
// cancel the context if an error occurred
if err != nil {
cancel()
}
// defer execution of release
g.pool.release(cc, err)
},
}
// set the stream as the response
val := reflect.ValueOf(rsp).Elem()
val.Set(reflect.ValueOf(stream).Elem())
return nil
}
func (g *drpcClient) poolMaxStreams() int {
if g.opts.Context == nil {
return DefaultPoolMaxStreams
}
v := g.opts.Context.Value(poolMaxStreams{})
if v == nil {
return DefaultPoolMaxStreams
}
return v.(int)
}
func (g *drpcClient) poolMaxIdle() int {
if g.opts.Context == nil {
return DefaultPoolMaxIdle
}
v := g.opts.Context.Value(poolMaxIdle{})
if v == nil {
return DefaultPoolMaxIdle
}
return v.(int)
}
func (g *drpcClient) maxRecvMsgSizeValue() int {
if g.opts.Context == nil {
return DefaultMaxRecvMsgSize
}
v := g.opts.Context.Value(maxRecvMsgSizeKey{})
if v == nil {
return DefaultMaxRecvMsgSize
}
return v.(int)
}
func (g *drpcClient) maxSendMsgSizeValue() int {
if g.opts.Context == nil {
return DefaultMaxSendMsgSize
}
v := g.opts.Context.Value(maxSendMsgSizeKey{})
if v == nil {
return DefaultMaxSendMsgSize
}
return v.(int)
}
*/
func (d *drpcClient) newCodec(ct string) (codec.Codec, error) {
d.RLock()
defer d.RUnlock()
if idx := strings.IndexRune(ct, ';'); idx >= 0 {
ct = ct[:idx]
}
if c, ok := d.opts.Codecs[ct]; ok {
return c, nil
}
return nil, codec.ErrUnknownContentType
}
func (d *drpcClient) Init(opts ...client.Option) error {
if len(opts) == 0 && d.init {
return nil
}
// size := d.opts.PoolSize
// ttl := d.opts.PoolTTL
for _, o := range opts {
o(&d.opts)
}
/*
// update pool configuration if the options changed
if size != d.opts.PoolSize || ttl != d.opts.PoolTTL {
d.pool.Lock()
d.pool.size = d.opts.PoolSize
d.pool.ttl = int64(d.opts.PoolTTL.Seconds())
d.pool.Unlock()
}
*/
if err := d.opts.Broker.Init(); err != nil {
return err
}
if err := d.opts.Tracer.Init(); err != nil {
return err
}
if err := d.opts.Router.Init(); err != nil {
return err
}
if err := d.opts.Logger.Init(); err != nil {
return err
}
if err := d.opts.Meter.Init(); err != nil {
return err
}
if err := d.opts.Transport.Init(); err != nil {
return err
}
d.init = true
return nil
}
func (d *drpcClient) Options() client.Options {
return d.opts
}
func (d *drpcClient) NewMessage(topic string, msg interface{}, opts ...client.MessageOption) client.Message {
return newDRPCEvent(topic, msg, d.opts.ContentType, opts...)
}
func (d *drpcClient) NewRequest(service, method string, req interface{}, reqOpts ...client.RequestOption) client.Request {
return newDRPCRequest(service, method, req, d.opts.ContentType, reqOpts...)
}
func (d *drpcClient) Call(ctx context.Context, req client.Request, rsp interface{}, opts ...client.CallOption) error {
if req == nil {
return errors.InternalServerError("go.micro.client", "req is nil")
} else if rsp == nil {
return errors.InternalServerError("go.micro.client", "rsp is nil")
}
// make a copy of call opts
callOpts := d.opts.CallOptions
for _, opt := range opts {
opt(&callOpts)
}
// check if we already have a deadline
td, ok := ctx.Deadline()
if !ok {
// no deadline so we create a new one
var cancel context.CancelFunc
ctx, cancel = context.WithTimeout(ctx, callOpts.RequestTimeout)
defer cancel()
} else {
// got a deadline so no need to setup context
// but we need to set the timeout we pass along
opt := client.WithRequestTimeout(time.Until(td))
opt(&callOpts)
}
// should we noop right here?
select {
case <-ctx.Done():
return errors.New("go.micro.client", fmt.Sprintf("%v", ctx.Err()), 408)
default:
}
// make copy of call method
dcall := d.call
// wrap the call in reverse
for i := len(callOpts.CallWrappers); i > 0; i-- {
dcall = callOpts.CallWrappers[i-1](dcall)
}
// use the router passed as a call option, or fallback to the rpc clients router
if callOpts.Router == nil {
callOpts.Router = d.opts.Router
}
if callOpts.Selector == nil {
callOpts.Selector = d.opts.Selector
}
// inject proxy address
// TODO: don't even bother using Lookup/Select in this case
if len(d.opts.Proxy) > 0 {
callOpts.Address = []string{d.opts.Proxy}
}
// lookup the route to send the reques to
// TODO apply any filtering here
routes, err := d.opts.Lookup(ctx, req, callOpts)
if err != nil {
return errors.InternalServerError("go.micro.client", err.Error())
}
// balance the list of nodes
next, err := callOpts.Selector.Select(routes)
if err != nil {
return err
}
// return errors.New("go.micro.client", "request timeout", 408)
call := func(i int) error {
// call backoff first. Someone may want an initial start delay
t, err := callOpts.Backoff(ctx, req, i)
if err != nil {
return errors.InternalServerError("go.micro.client", err.Error())
}
// only sleep if greater than 0
if t.Seconds() > 0 {
time.Sleep(t)
}
// get the next node
node := next()
// make the call
err = dcall(ctx, node, req, rsp, callOpts)
// record the result of the call to inform future routing decisions
if verr := d.opts.Selector.Record(node, err); verr != nil {
return verr
}
// try and transform the error to a go-micro error
if verr, ok := err.(*errors.Error); ok {
return verr
}
return err
}
ch := make(chan error, callOpts.Retries+1)
var derr error
for i := 0; i <= callOpts.Retries; i++ {
go func(i int) {
ch <- call(i)
}(i)
select {
case <-ctx.Done():
return errors.New("go.micro.client", fmt.Sprintf("%v", ctx.Err()), 408)
case err := <-ch:
// if the call succeeded lets bail early
if err == nil {
return nil
}
retry, rerr := callOpts.Retry(ctx, req, i, err)
if rerr != nil {
return rerr
}
if !retry {
return err
}
derr = err
}
}
return derr
}
func (g *drpcClient) Stream(ctx context.Context, req client.Request, opts ...client.CallOption) (client.Stream, error) {
return nil, nil
/*
// make a copy of call opts
callOpts := g.opts.CallOptions
for _, opt := range opts {
opt(&callOpts)
}
// #200 - streams shouldn't have a request timeout set on the context
// should we noop right here?
select {
case <-ctx.Done():
return nil, errors.New("go.micro.client", fmt.Sprintf("%v", ctx.Err()), 408)
default:
}
// make a copy of stream
gstream := g.stream
// wrap the call in reverse
for i := len(callOpts.CallWrappers); i > 0; i-- {
gstream = callOpts.CallWrappers[i-1](gstream)
}
// use the router passed as a call option, or fallback to the rpc clients router
if callOpts.Router == nil {
callOpts.Router = g.opts.Router
}
if callOpts.Selector == nil {
callOpts.Selector = g.opts.Selector
}
// inject proxy address
// TODO: don't even bother using Lookup/Select in this case
if len(g.opts.Proxy) > 0 {
callOpts.Address = []string{g.opts.Proxy}
}
// lookup the route to send the reques to
// TODO: move to internal lookup func
routes, err := g.opts.Lookup(ctx, req, callOpts)
if err != nil {
return nil, errors.InternalServerError("go.micro.client", err.Error())
}
// balance the list of nodes
next, err := callOpts.Selector.Select(routes)
if err != nil {
return nil, err
}
call := func(i int) (client.Stream, error) {
// call backoff first. Someone may want an initial start delay
t, err := callOpts.Backoff(ctx, req, i)
if err != nil {
return nil, errors.InternalServerError("go.micro.client", err.Error())
}
// only sleep if greater than 0
if t.Seconds() > 0 {
time.Sleep(t)
}
// get the next node
node := next()
// make the call
stream := &grpcStream{}
err = gstream(ctx, node, req, stream, callOpts)
// record the result of the call to inform future routing decisions
if verr := g.opts.Selector.Record(node, err); verr != nil {
return nil, verr
}
// try and transform the error to a go-micro error
if verr, ok := err.(*errors.Error); ok {
return nil, verr
}
if rerr := g.opts.Selector.Record(node, err); rerr != nil {
return nil, rerr
}
return stream, err
}
type response struct {
stream client.Stream
err error
}
ch := make(chan response, callOpts.Retries+1)
var grr error
for i := 0; i <= callOpts.Retries; i++ {
go func(i int) {
s, err := call(i)
ch <- response{s, err}
}(i)
select {
case <-ctx.Done():
return nil, errors.New("go.micro.client", fmt.Sprintf("%v", ctx.Err()), 408)
case rsp := <-ch:
// if the call succeeded lets bail early
if rsp.err == nil {
return rsp.stream, nil
}
retry, rerr := callOpts.Retry(ctx, req, i, grr)
if rerr != nil {
return nil, rerr
}
if !retry {
return nil, rsp.err
}
grr = rsp.err
}
}
return nil, grr
*/
}
func (c *drpcClient) Publish(ctx context.Context, p client.Message, opts ...client.PublishOption) error {
var body []byte
options := client.NewPublishOptions(opts...)
md, ok := metadata.FromOutgoingContext(ctx)
if !ok {
md = metadata.New(2)
}
md[metadata.HeaderContentType] = p.ContentType()
md[metadata.HeaderTopic] = p.Topic()
// passed in raw data
if d, ok := p.Payload().(*codec.Frame); ok {
body = d.Data
} else {
// use codec for payload
cf, err := c.newCodec(p.ContentType())
if err != nil {
return errors.InternalServerError("go.micro.client", err.Error())
}
// set the body
b, err := cf.Marshal(p.Payload())
if err != nil {
return errors.InternalServerError("go.micro.client", err.Error())
}
body = b
}
topic := p.Topic()
// get the exchange
if len(options.Exchange) > 0 {
topic = options.Exchange
}
return c.opts.Broker.Publish(metadata.NewOutgoingContext(ctx, md), topic, &broker.Message{
Header: md,
Body: body,
},
broker.PublishContext(options.Context),
broker.PublishBodyOnly(options.BodyOnly),
)
}
func (d *drpcClient) String() string {
return "drpc"
}
func (d *drpcClient) Name() string {
return d.opts.Name
}
/*
func (g *drpcClient) getGrpcDialOptions() []grpc.DialOption {
if g.opts.CallOptions.Context == nil {
return nil
}
v := g.opts.CallOptions.Context.Value(grpcDialOptions{})
if v == nil {
return nil
}
opts, ok := v.([]grpc.DialOption)
if !ok {
return nil
}
return opts
}
func (g *drpcClient) getGrpcCallOptions() []grpc.CallOption {
if g.opts.CallOptions.Context == nil {
return nil
}
v := g.opts.CallOptions.Context.Value(grpcCallOptions{})
if v == nil {
return nil
}
opts, ok := v.([]grpc.CallOption)
if !ok {
return nil
}
return opts
}
*/
func NewClient(opts ...client.Option) client.Client {
options := client.NewOptions(opts...)
// default content type for grpc
options.ContentType = DefaultContentType
rc := &drpcClient{
opts: options,
}
c := client.Client(rc)
// wrap in reverse
for i := len(options.Wrappers); i > 0; i-- {
c = options.Wrappers[i-1](c)
}
return c
}

209
drpc_pool.go Normal file
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// +build ignore
package grpc
import (
"context"
"sync"
"time"
"google.golang.org/grpc"
"google.golang.org/grpc/connectivity"
)
type pool struct {
conns map[string]*streamsPool
size int
ttl int64
maxStreams int
maxIdle int
sync.Mutex
}
type streamsPool struct {
// head of list
head *poolConn
// busy conns list
busy *poolConn
// the siza of list
count int
// idle conn
idle int
}
type poolConn struct {
err error
*grpc.ClientConn
next *poolConn
pool *pool
sp *streamsPool
pre *poolConn
addr string
streams int
created int64
in bool
}
func newPool(size int, ttl time.Duration, idle int, ms int) *pool {
if ms <= 0 {
ms = 1
}
if idle < 0 {
idle = 0
}
return &pool{
size: size,
ttl: int64(ttl.Seconds()),
maxStreams: ms,
maxIdle: idle,
conns: make(map[string]*streamsPool),
}
}
func (p *pool) getConn(ctx context.Context, addr string, opts ...grpc.DialOption) (*poolConn, error) {
now := time.Now().Unix()
p.Lock()
sp, ok := p.conns[addr]
if !ok {
sp = &streamsPool{head: &poolConn{}, busy: &poolConn{}, count: 0, idle: 0}
p.conns[addr] = sp
}
// while we have conns check streams and then return one
// otherwise we'll create a new conn
conn := sp.head.next
for conn != nil {
// check conn state
// https://github.com/grpc/grpc/blob/master/doc/connectivity-semantics-and-api.md
switch conn.GetState() {
case connectivity.Connecting:
conn = conn.next
continue
case connectivity.Shutdown:
next := conn.next
if conn.streams == 0 {
removeConn(conn)
sp.idle--
}
conn = next
continue
case connectivity.TransientFailure:
next := conn.next
if conn.streams == 0 {
removeConn(conn)
conn.ClientConn.Close()
sp.idle--
}
conn = next
continue
case connectivity.Ready:
case connectivity.Idle:
}
// a old conn
if now-conn.created > p.ttl {
next := conn.next
if conn.streams == 0 {
removeConn(conn)
conn.ClientConn.Close()
sp.idle--
}
conn = next
continue
}
// a busy conn
if conn.streams >= p.maxStreams {
next := conn.next
removeConn(conn)
addConnAfter(conn, sp.busy)
conn = next
continue
}
// a idle conn
if conn.streams == 0 {
sp.idle--
}
// a good conn
conn.streams++
p.Unlock()
return conn, nil
}
p.Unlock()
// create new conn
cc, err := grpc.DialContext(ctx, addr, opts...)
if err != nil {
return nil, err
}
conn = &poolConn{ClientConn: cc, err: nil, addr: addr, pool: p, sp: sp, streams: 1, created: time.Now().Unix(), pre: nil, next: nil, in: false}
// add conn to streams pool
p.Lock()
if sp.count < p.size {
addConnAfter(conn, sp.head)
}
p.Unlock()
return conn, nil
}
func (p *pool) release(conn *poolConn, err error) {
p.Lock()
p, sp, created := conn.pool, conn.sp, conn.created
// try to add conn
if !conn.in && sp.count < p.size {
addConnAfter(conn, sp.head)
}
if !conn.in {
p.Unlock()
conn.ClientConn.Close()
return
}
// a busy conn
if conn.streams >= p.maxStreams {
removeConn(conn)
addConnAfter(conn, sp.head)
}
conn.streams--
// if streams == 0, we can do something
if conn.streams == 0 {
// 1. it has errored
// 2. too many idle conn or
// 3. conn is too old
now := time.Now().Unix()
if err != nil || sp.idle >= p.maxIdle || now-created > p.ttl {
removeConn(conn)
p.Unlock()
conn.ClientConn.Close()
return
}
sp.idle++
}
p.Unlock()
}
func (conn *poolConn) Close() {
conn.pool.release(conn, conn.err)
}
func removeConn(conn *poolConn) {
if conn.pre != nil {
conn.pre.next = conn.next
}
if conn.next != nil {
conn.next.pre = conn.pre
}
conn.pre = nil
conn.next = nil
conn.in = false
conn.sp.count--
}
func addConnAfter(conn *poolConn, after *poolConn) {
conn.next = after.next
conn.pre = after
if after.next != nil {
after.next.pre = conn
}
after.next = conn
conn.in = true
conn.sp.count++
}

44
error.go Normal file
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package drpc
import (
"github.com/unistack-org/micro/v3/errors"
"google.golang.org/grpc/status"
)
func microError(err error) error {
// no error
if err == nil {
return nil
}
if verr, ok := err.(*errors.Error); ok {
return verr
}
// grpc error
s, ok := status.FromError(err)
if !ok {
return err
}
// return first error from details
if details := s.Details(); len(details) > 0 {
if verr, ok := details[0].(error); ok {
return microError(verr)
}
}
// try to decode micro *errors.Error
if e := errors.Parse(s.Message()); e.Code > 0 {
return e // actually a micro error
}
// fallback
return &errors.Error{
Id: "go.micro.client",
Code: int32(s.Code()),
Detail: s.Message(),
Status: s.Code().String(),
}
}

11
go.mod
View File

@ -1,3 +1,12 @@
module github.com/unistack-org/micro-client-drpc/v3
module github.com/unistack-org/micro-client-grpc/v3
go 1.16
require (
github.com/unistack-org/micro/v3 v3.5.2
golang.org/x/net v0.0.0-20210716203947-853a461950ff // indirect
golang.org/x/sys v0.0.0-20210630005230-0f9fa26af87c // indirect
google.golang.org/genproto v0.0.0-20210722135532-667f2b7c528f // indirect
google.golang.org/grpc v1.39.0
storj.io/drpc v0.0.24
)

167
go.sum Normal file
View File

@ -0,0 +1,167 @@
cloud.google.com/go v0.26.0/go.mod h1:aQUYkXzVsufM+DwF1aE+0xfcU+56JwCaLick0ClmMTw=
cloud.google.com/go v0.34.0/go.mod h1:aQUYkXzVsufM+DwF1aE+0xfcU+56JwCaLick0ClmMTw=
github.com/BurntSushi/toml v0.3.1/go.mod h1:xHWCNGjB5oqiDr8zfno3MHue2Ht5sIBksp03qcyfWMU=
github.com/antihax/optional v1.0.0/go.mod h1:uupD/76wgC+ih3iEmQUL+0Ugr19nfwCT1kdvxnR2qWY=
github.com/census-instrumentation/opencensus-proto v0.2.1/go.mod h1:f6KPmirojxKA12rnyqOA5BBL4O983OfeGPqjHWSTneU=
github.com/client9/misspell v0.3.4/go.mod h1:qj6jICC3Q7zFZvVWo7KLAzC3yx5G7kyvSDkc90ppPyw=
github.com/cncf/udpa/go v0.0.0-20191209042840-269d4d468f6f/go.mod h1:M8M6+tZqaGXZJjfX53e64911xZQV5JYwmTeXPW+k8Sc=
github.com/cncf/udpa/go v0.0.0-20201120205902-5459f2c99403/go.mod h1:WmhPx2Nbnhtbo57+VJT5O0JRkEi1Wbu0z5j0R8u5Hbk=
github.com/cncf/xds/go v0.0.0-20210312221358-fbca930ec8ed/go.mod h1:eXthEFrGJvWHgFFCl3hGmgk+/aYT6PnTQLykKQRLhEs=
github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
github.com/dgrijalva/jwt-go v3.2.0+incompatible/go.mod h1:E3ru+11k8xSBh+hMPgOLZmtrrCbhqsmaPHjLKYnJCaQ=
github.com/ef-ds/deque v1.0.4/go.mod h1:gXDnTC3yqvBcHbq2lcExjtAcVrOnJCbMcZXmuj8Z4tg=
github.com/envoyproxy/go-control-plane v0.9.0/go.mod h1:YTl/9mNaCwkRvm6d1a2C3ymFceY/DCBVvsKhRF0iEA4=
github.com/envoyproxy/go-control-plane v0.9.1-0.20191026205805-5f8ba28d4473/go.mod h1:YTl/9mNaCwkRvm6d1a2C3ymFceY/DCBVvsKhRF0iEA4=
github.com/envoyproxy/go-control-plane v0.9.4/go.mod h1:6rpuAdCZL397s3pYoYcLgu1mIlRU8Am5FuJP05cCM98=
github.com/envoyproxy/go-control-plane v0.9.9-0.20201210154907-fd9021fe5dad/go.mod h1:cXg6YxExXjJnVBQHBLXeUAgxn2UodCpnH306RInaBQk=
github.com/envoyproxy/go-control-plane v0.9.9-0.20210217033140-668b12f5399d/go.mod h1:cXg6YxExXjJnVBQHBLXeUAgxn2UodCpnH306RInaBQk=
github.com/envoyproxy/go-control-plane v0.9.9-0.20210512163311-63b5d3c536b0/go.mod h1:hliV/p42l8fGbc6Y9bQ70uLwIvmJyVE5k4iMKlh8wCQ=
github.com/envoyproxy/protoc-gen-validate v0.1.0/go.mod h1:iSmxcyjqTsJpI2R4NaDN7+kN2VEUnK/pcBlmesArF7c=
github.com/ghodss/yaml v1.0.0/go.mod h1:4dBDuWmgqj2HViK6kFavaiC9ZROes6MMH2rRYeMEF04=
github.com/golang/glog v0.0.0-20160126235308-23def4e6c14b/go.mod h1:SBH7ygxi8pfUlaOkMMuAQtPIUF8ecWP5IEl/CR7VP2Q=
github.com/golang/mock v1.1.1/go.mod h1:oTYuIxOrZwtPieC+H1uAHpcLFnEyAGVDL/k47Jfbm0A=
github.com/golang/protobuf v1.2.0/go.mod h1:6lQm79b+lXiMfvg/cZm0SGofjICqVBUtrP5yJMmIC1U=
github.com/golang/protobuf v1.3.2/go.mod h1:6lQm79b+lXiMfvg/cZm0SGofjICqVBUtrP5yJMmIC1U=
github.com/golang/protobuf v1.3.3/go.mod h1:vzj43D7+SQXF/4pzW/hwtAqwc6iTitCiVSaWz5lYuqw=
github.com/golang/protobuf v1.4.0-rc.1/go.mod h1:ceaxUfeHdC40wWswd/P6IGgMaK3YpKi5j83Wpe3EHw8=
github.com/golang/protobuf v1.4.0-rc.1.0.20200221234624-67d41d38c208/go.mod h1:xKAWHe0F5eneWXFV3EuXVDTCmh+JuBKY0li0aMyXATA=
github.com/golang/protobuf v1.4.0-rc.2/go.mod h1:LlEzMj4AhA7rCAGe4KMBDvJI+AwstrUpVNzEA03Pprs=
github.com/golang/protobuf v1.4.0-rc.4.0.20200313231945-b860323f09d0/go.mod h1:WU3c8KckQ9AFe+yFwt9sWVRKCVIyN9cPHBJSNnbL67w=
github.com/golang/protobuf v1.4.0/go.mod h1:jodUvKwWbYaEsadDk5Fwe5c77LiNKVO9IDvqG2KuDX0=
github.com/golang/protobuf v1.4.1/go.mod h1:U8fpvMrcmy5pZrNK1lt4xCsGvpyWQ/VVv6QDs8UjoX8=
github.com/golang/protobuf v1.4.2/go.mod h1:oDoupMAO8OvCJWAcko0GGGIgR6R6ocIYbsSw735rRwI=
github.com/golang/protobuf v1.4.3/go.mod h1:oDoupMAO8OvCJWAcko0GGGIgR6R6ocIYbsSw735rRwI=
github.com/golang/protobuf v1.5.0 h1:LUVKkCeviFUMKqHa4tXIIij/lbhnMbP7Fn5wKdKkRh4=
github.com/golang/protobuf v1.5.0/go.mod h1:FsONVRAS9T7sI+LIUmWTfcYkHO4aIWwzhcaSAoJOfIk=
github.com/golang/protobuf v1.5.2 h1:ROPKBNFfQgOUMifHyP+KYbvpjbdoFNs+aK7DXlji0Tw=
github.com/golang/protobuf v1.5.2/go.mod h1:XVQd3VNwM+JqD3oG2Ue2ip4fOMUkwXdXDdiuN0vRsmY=
github.com/google/go-cmp v0.2.0/go.mod h1:oXzfMopK8JAjlY9xF4vHSVASa0yLyX7SntLO5aqRK0M=
github.com/google/go-cmp v0.3.0/go.mod h1:8QqcDgzrUqlUb/G2PQTWiueGozuR1884gddMywk6iLU=
github.com/google/go-cmp v0.3.1/go.mod h1:8QqcDgzrUqlUb/G2PQTWiueGozuR1884gddMywk6iLU=
github.com/google/go-cmp v0.4.0/go.mod h1:v8dTdLbMG2kIc/vJvl+f65V22dbkXbowE6jgT/gNBxE=
github.com/google/go-cmp v0.5.0/go.mod h1:v8dTdLbMG2kIc/vJvl+f65V22dbkXbowE6jgT/gNBxE=
github.com/google/go-cmp v0.5.5 h1:Khx7svrCpmxxtHBq5j2mp/xVjsi8hQMfNLvJFAlrGgU=
github.com/google/go-cmp v0.5.5/go.mod h1:v8dTdLbMG2kIc/vJvl+f65V22dbkXbowE6jgT/gNBxE=
github.com/google/uuid v1.1.2/go.mod h1:TIyPZe4MgqvfeYDBFedMoGGpEw/LqOeaOT+nhxU+yHo=
github.com/google/uuid v1.3.0 h1:t6JiXgmwXMjEs8VusXIJk2BXHsn+wx8BZdTaoZ5fu7I=
github.com/google/uuid v1.3.0/go.mod h1:TIyPZe4MgqvfeYDBFedMoGGpEw/LqOeaOT+nhxU+yHo=
github.com/grpc-ecosystem/grpc-gateway v1.16.0/go.mod h1:BDjrQk3hbvj6Nolgz8mAMFbcEtjT1g+wF4CSlocrBnw=
github.com/imdario/mergo v0.3.12/go.mod h1:jmQim1M+e3UYxmgPu/WyfjB3N3VflVyUjjjwH0dnCYA=
github.com/patrickmn/go-cache v2.1.0+incompatible/go.mod h1:3Qf8kWWT7OJRJbdiICTKqZju1ZixQ/KpMGzzAfe6+WQ=
github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4=
github.com/prometheus/client_model v0.0.0-20190812154241-14fe0d1b01d4/go.mod h1:xMI15A0UPsDsEKsMN9yxemIoYk6Tm2C1GtYGdfGttqA=
github.com/rogpeppe/fastuuid v1.2.0/go.mod h1:jVj6XXZzXRy/MSR5jhDC/2q6DgLz+nrA6LYCDYWNEvQ=
github.com/silas/dag v0.0.0-20210121180416-41cf55125c34/go.mod h1:7RTUFBdIRC9nZ7/3RyRNH1bdqIShrDejd1YbLwgPS+I=
github.com/stretchr/objx v0.1.0/go.mod h1:HFkY916IF+rwdDfMAkV7OtwuqBVzrE8GR6GFx+wExME=
github.com/stretchr/testify v1.5.1/go.mod h1:5W2xD1RspED5o8YsWQXVCued0rvSQ+mT+I5cxcmMvtA=
github.com/unistack-org/micro/v3 v3.5.2 h1:8b9Mk4FLWRLp8SduBh5Xs6g/3xJ+ZIBOnH82eHuLWnw=
github.com/unistack-org/micro/v3 v3.5.2/go.mod h1:1ZkwpEqpiHiVhM2hiF9DamtpsF04oFybFhEQ4zEMcro=
github.com/yuin/goldmark v1.3.5/go.mod h1:mwnBkeHKe2W/ZEtQ+71ViKU8L12m81fl3OWwC1Zlc8k=
github.com/zeebo/assert v1.3.0 h1:g7C04CbJuIDKNPFHmsk4hwZDO5O+kntRxzaUoNXj+IQ=
github.com/zeebo/assert v1.3.0/go.mod h1:Pq9JiuJQpG8JLJdtkwrJESF0Foym2/D9XMU5ciN/wJ0=
github.com/zeebo/errs v1.2.2 h1:5NFypMTuSdoySVTqlNs1dEoU21QVamMQJxW/Fii5O7g=
github.com/zeebo/errs v1.2.2/go.mod h1:sgbWHsvVuTPHcqJJGQ1WhI5KbWlHYz+2+2C/LSEtCw4=
go.opentelemetry.io/proto/otlp v0.7.0/go.mod h1:PqfVotwruBrMGOCsRd/89rSnXhoiJIqeYNgFYFoEGnI=
golang.org/x/crypto v0.0.0-20190308221718-c2843e01d9a2/go.mod h1:djNgcEr1/C05ACkg1iLfiJU5Ep61QUkGW8qpdssI0+w=
golang.org/x/crypto v0.0.0-20191011191535-87dc89f01550/go.mod h1:yigFU9vqHzYiE8UmvKecakEJjdnWj3jj499lnFckfCI=
golang.org/x/crypto v0.0.0-20200622213623-75b288015ac9/go.mod h1:LzIPMQfyMNhhGPhUkYOs5KpL4U8rLKemX1yGLhDgUto=
golang.org/x/exp v0.0.0-20190121172915-509febef88a4/go.mod h1:CJ0aWSM057203Lf6IL+f9T1iT9GByDxfZKAQTCR3kQA=
golang.org/x/lint v0.0.0-20181026193005-c67002cb31c3/go.mod h1:UVdnD1Gm6xHRNCYTkRU2/jEulfH38KcIWyp/GAMgvoE=
golang.org/x/lint v0.0.0-20190227174305-5b3e6a55c961/go.mod h1:wehouNa3lNwaWXcvxsM5YxQ5yQlVC4a0KAMCusXpPoU=
golang.org/x/lint v0.0.0-20190313153728-d0100b6bd8b3/go.mod h1:6SW0HCj/g11FgYtHlgUYUwCkIfeOF89ocIRzGO/8vkc=
golang.org/x/lint v0.0.0-20210508222113-6edffad5e616/go.mod h1:3xt1FjdF8hUf6vQPIChWIBhFzV8gjjsPE/fR3IyQdNY=
golang.org/x/mod v0.1.1-0.20191105210325-c90efee705ee/go.mod h1:QqPTAvyqsEbceGzBzNggFXnrqF1CaUcvgkdR5Ot7KZg=
golang.org/x/mod v0.4.2/go.mod h1:s0Qsj1ACt9ePp/hMypM3fl4fZqREWJwdYDEqhRiZZUA=
golang.org/x/net v0.0.0-20180724234803-3673e40ba225/go.mod h1:mL1N/T3taQHkDXs73rZJwtUhF3w3ftmwwsq0BUmARs4=
golang.org/x/net v0.0.0-20180826012351-8a410e7b638d/go.mod h1:mL1N/T3taQHkDXs73rZJwtUhF3w3ftmwwsq0BUmARs4=
golang.org/x/net v0.0.0-20190108225652-1e06a53dbb7e/go.mod h1:mL1N/T3taQHkDXs73rZJwtUhF3w3ftmwwsq0BUmARs4=
golang.org/x/net v0.0.0-20190213061140-3a22650c66bd/go.mod h1:mL1N/T3taQHkDXs73rZJwtUhF3w3ftmwwsq0BUmARs4=
golang.org/x/net v0.0.0-20190311183353-d8887717615a/go.mod h1:t9HGtf8HONx5eT2rtn7q6eTqICYqUVnKs3thJo3Qplg=
golang.org/x/net v0.0.0-20190404232315-eb5bcb51f2a3/go.mod h1:t9HGtf8HONx5eT2rtn7q6eTqICYqUVnKs3thJo3Qplg=
golang.org/x/net v0.0.0-20190620200207-3b0461eec859/go.mod h1:z5CRVTTTmAJ677TzLLGU+0bjPO0LkuOLi4/5GtJWs/s=
golang.org/x/net v0.0.0-20200822124328-c89045814202/go.mod h1:/O7V0waA8r7cgGh81Ro3o1hOxt32SMVPicZroKQ2sZA=
golang.org/x/net v0.0.0-20210405180319-a5a99cb37ef4/go.mod h1:p54w0d4576C0XHj96bSt6lcn1PtDYWL6XObtHCRCNQM=
golang.org/x/net v0.0.0-20210510120150-4163338589ed h1:p9UgmWI9wKpfYmgaV/IZKGdXc5qEK45tDwwwDyjS26I=
golang.org/x/net v0.0.0-20210510120150-4163338589ed/go.mod h1:9nx3DQGgdP8bBQD5qxJ1jj9UTztislL4KSBs9R2vV5Y=
golang.org/x/net v0.0.0-20210716203947-853a461950ff h1:j2EK/QoxYNBsXI4R7fQkkRUk8y6wnOBI+6hgPdP/6Ds=
golang.org/x/net v0.0.0-20210716203947-853a461950ff/go.mod h1:9nx3DQGgdP8bBQD5qxJ1jj9UTztislL4KSBs9R2vV5Y=
golang.org/x/oauth2 v0.0.0-20180821212333-d2e6202438be/go.mod h1:N/0e6XlmueqKjAGxoOufVs8QHGRruUQn6yWY3a++T0U=
golang.org/x/oauth2 v0.0.0-20200107190931-bf48bf16ab8d/go.mod h1:gOpvHmFTYa4IltrdGE7lF6nIHvwfUNPOp7c8zoXwtLw=
golang.org/x/sync v0.0.0-20180314180146-1d60e4601c6f/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
golang.org/x/sync v0.0.0-20181108010431-42b317875d0f/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
golang.org/x/sync v0.0.0-20181221193216-37e7f081c4d4/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
golang.org/x/sync v0.0.0-20190423024810-112230192c58/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
golang.org/x/sync v0.0.0-20210220032951-036812b2e83c/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
golang.org/x/sys v0.0.0-20180830151530-49385e6e1522/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
golang.org/x/sys v0.0.0-20190215142949-d0b11bdaac8a/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
golang.org/x/sys v0.0.0-20190412213103-97732733099d/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
golang.org/x/sys v0.0.0-20200323222414-85ca7c5b95cd/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
golang.org/x/sys v0.0.0-20201119102817-f84b799fce68/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
golang.org/x/sys v0.0.0-20210330210617-4fbd30eecc44/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
golang.org/x/sys v0.0.0-20210423082822-04245dca01da h1:b3NXsE2LusjYGGjL5bxEVZZORm/YEFFrWFjR8eFrw/c=
golang.org/x/sys v0.0.0-20210423082822-04245dca01da/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
golang.org/x/sys v0.0.0-20210510120138-977fb7262007/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
golang.org/x/sys v0.0.0-20210630005230-0f9fa26af87c h1:F1jZWGFhYfh0Ci55sIpILtKKK8p3i2/krTr0H1rg74I=
golang.org/x/sys v0.0.0-20210630005230-0f9fa26af87c/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
golang.org/x/term v0.0.0-20201126162022-7de9c90e9dd1/go.mod h1:bj7SfCRtBDWHUb9snDiAeCFNEtKQo2Wmx5Cou7ajbmo=
golang.org/x/text v0.3.0/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ=
golang.org/x/text v0.3.3/go.mod h1:5Zoc/QRtKVWzQhOtBMvqHzDpF6irO9z98xDceosuGiQ=
golang.org/x/text v0.3.5/go.mod h1:5Zoc/QRtKVWzQhOtBMvqHzDpF6irO9z98xDceosuGiQ=
golang.org/x/text v0.3.6 h1:aRYxNxv6iGQlyVaZmk6ZgYEDa+Jg18DxebPSrd6bg1M=
golang.org/x/text v0.3.6/go.mod h1:5Zoc/QRtKVWzQhOtBMvqHzDpF6irO9z98xDceosuGiQ=
golang.org/x/tools v0.0.0-20180917221912-90fa682c2a6e/go.mod h1:n7NCudcB/nEzxVGmLbDWY5pfWTLqBcC2KZ6jyYvM4mQ=
golang.org/x/tools v0.0.0-20190114222345-bf090417da8b/go.mod h1:n7NCudcB/nEzxVGmLbDWY5pfWTLqBcC2KZ6jyYvM4mQ=
golang.org/x/tools v0.0.0-20190226205152-f727befe758c/go.mod h1:9Yl7xja0Znq3iFh3HoIrodX9oNMXvdceNzlUR8zjMvY=
golang.org/x/tools v0.0.0-20190311212946-11955173bddd/go.mod h1:LCzVGOaR6xXOjkQ3onu1FJEFr0SW1gC7cKk1uF8kGRs=
golang.org/x/tools v0.0.0-20190524140312-2c0ae7006135/go.mod h1:RgjU9mgBXZiqYHBnxXauZ1Gv1EHHAz9KjViQ78xBX0Q=
golang.org/x/tools v0.0.0-20191119224855-298f0cb1881e/go.mod h1:b+2E5dAYhXwXZwtnZ6UAqBI28+e2cm9otk0dWdXHAEo=
golang.org/x/tools v0.0.0-20200130002326-2f3ba24bd6e7/go.mod h1:TB2adYChydJhpapKDTa4BR/hXlZSLoq2Wpct/0txZ28=
golang.org/x/tools v0.1.5/go.mod h1:o0xws9oXOQQZyjljx8fwUC0k7L1pTE6eaCbjGeHmOkk=
golang.org/x/xerrors v0.0.0-20190717185122-a985d3407aa7/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
golang.org/x/xerrors v0.0.0-20191011141410-1b5146add898/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
golang.org/x/xerrors v0.0.0-20191204190536-9bdfabe68543 h1:E7g+9GITq07hpfrRu66IVDexMakfv52eLZ2CXBWiKr4=
golang.org/x/xerrors v0.0.0-20191204190536-9bdfabe68543/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
golang.org/x/xerrors v0.0.0-20200804184101-5ec99f83aff1/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
google.golang.org/appengine v1.1.0/go.mod h1:EbEs0AVv82hx2wNQdGPgUI5lhzA/G0D9YwlJXL52JkM=
google.golang.org/appengine v1.4.0/go.mod h1:xpcJRLb0r/rnEns0DIKYYv+WjYCduHsrkT7/EB5XEv4=
google.golang.org/genproto v0.0.0-20180817151627-c66870c02cf8/go.mod h1:JiN7NxoALGmiZfu7CAH4rXhgtRTLTxftemlI0sWmxmc=
google.golang.org/genproto v0.0.0-20190819201941-24fa4b261c55/go.mod h1:DMBHOl98Agz4BDEuKkezgsaosCRResVns1a3J2ZsMNc=
google.golang.org/genproto v0.0.0-20200513103714-09dca8ec2884/go.mod h1:55QSHmfGQM9UVYDPBsyGGes0y52j32PQ3BqQfXhyH3c=
google.golang.org/genproto v0.0.0-20200526211855-cb27e3aa2013 h1:+kGHl1aib/qcwaRi1CbqBZ1rk19r85MNUf8HaBghugY=
google.golang.org/genproto v0.0.0-20200526211855-cb27e3aa2013/go.mod h1:NbSheEEYHJ7i3ixzK3sjbqSGDJWnxyFXZblF3eUsNvo=
google.golang.org/genproto v0.0.0-20210722135532-667f2b7c528f h1:YORWxaStkWBnWgELOHTmDrqNlFXuVGEbhwbB5iK94bQ=
google.golang.org/genproto v0.0.0-20210722135532-667f2b7c528f/go.mod h1:ob2IJxKrgPT52GcgX759i1sleT07tiKowYBGbczaW48=
google.golang.org/grpc v1.19.0/go.mod h1:mqu4LbDTu4XGKhr4mRzUsmM4RtVoemTSY81AxZiDr8c=
google.golang.org/grpc v1.23.0/go.mod h1:Y5yQAOtifL1yxbo5wqy6BxZv8vAUGQwXBOALyacEbxg=
google.golang.org/grpc v1.25.1/go.mod h1:c3i+UQWmh7LiEpx4sFZnkU36qjEYZ0imhYfXVyQciAY=
google.golang.org/grpc v1.27.0/go.mod h1:qbnxyOmOxrQa7FizSgH+ReBfzJrCY1pSN7KXBS8abTk=
google.golang.org/grpc v1.33.1/go.mod h1:fr5YgcSWrqhRRxogOsw7RzIpsmvOZ6IcH4kBYTpR3n0=
google.golang.org/grpc v1.36.0/go.mod h1:qjiiYl8FncCW8feJPdyg3v6XW24KsRHe+dy9BAGRRjU=
google.golang.org/grpc v1.38.0 h1:/9BgsAsa5nWe26HqOlvlgJnqBuktYOLCgjCPqsa56W0=
google.golang.org/grpc v1.38.0/go.mod h1:NREThFqKR1f3iQ6oBuvc5LadQuXVGo9rkm5ZGrQdJfM=
google.golang.org/grpc v1.39.0 h1:Klz8I9kdtkIN6EpHHUOMLCYhTn/2WAe5a0s1hcBkdTI=
google.golang.org/grpc v1.39.0/go.mod h1:PImNr+rS9TWYb2O4/emRugxiyHZ5JyHW5F+RPnDzfrE=
google.golang.org/protobuf v0.0.0-20200109180630-ec00e32a8dfd/go.mod h1:DFci5gLYBciE7Vtevhsrf46CRTquxDuWsQurQQe4oz8=
google.golang.org/protobuf v0.0.0-20200221191635-4d8936d0db64/go.mod h1:kwYJMbMJ01Woi6D6+Kah6886xMZcty6N08ah7+eCXa0=
google.golang.org/protobuf v0.0.0-20200228230310-ab0ca4ff8a60/go.mod h1:cfTl7dwQJ+fmap5saPgwCLgHXTUD7jkjRqWcaiX5VyM=
google.golang.org/protobuf v1.20.1-0.20200309200217-e05f789c0967/go.mod h1:A+miEFZTKqfCUM6K7xSMQL9OKL/b6hQv+e19PK+JZNE=
google.golang.org/protobuf v1.21.0/go.mod h1:47Nbq4nVaFHyn7ilMalzfO3qCViNmqZ2kzikPIcrTAo=
google.golang.org/protobuf v1.22.0/go.mod h1:EGpADcykh3NcUnDUJcl1+ZksZNG86OlYog2l/sGQquU=
google.golang.org/protobuf v1.23.0/go.mod h1:EGpADcykh3NcUnDUJcl1+ZksZNG86OlYog2l/sGQquU=
google.golang.org/protobuf v1.23.1-0.20200526195155-81db48ad09cc/go.mod h1:EGpADcykh3NcUnDUJcl1+ZksZNG86OlYog2l/sGQquU=
google.golang.org/protobuf v1.25.0/go.mod h1:9JNX74DMeImyA3h4bdi1ymwjUzf21/xIlbajtzgsN7c=
google.golang.org/protobuf v1.26.0-rc.1/go.mod h1:jlhhOSvTdKEhbULTjvd4ARK9grFBp09yW+WbY/TyQbw=
google.golang.org/protobuf v1.26.0 h1:bxAC2xTBsZGibn2RTntX0oH50xLsqy1OxA9tTL3p/lk=
google.golang.org/protobuf v1.26.0/go.mod h1:9q0QmTI4eRPtz6boOQmLYwt+qCgq0jsYwAQnmE0givc=
google.golang.org/protobuf v1.27.1 h1:SnqbnDw1V7RiZcXPx5MEeqPv2s79L9i7BJUlG/+RurQ=
google.golang.org/protobuf v1.27.1/go.mod h1:9q0QmTI4eRPtz6boOQmLYwt+qCgq0jsYwAQnmE0givc=
gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
gopkg.in/yaml.v2 v2.2.2/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
gopkg.in/yaml.v2 v2.2.3/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
gopkg.in/yaml.v2 v2.3.0/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
honnef.co/go/tools v0.0.0-20190102054323-c2f93a96b099/go.mod h1:rf3lG4BRIbNafJWhAfAdb/ePZxsR/4RtNHQocxwk9r4=
honnef.co/go/tools v0.0.0-20190523083050-ea95bdfd59fc/go.mod h1:rf3lG4BRIbNafJWhAfAdb/ePZxsR/4RtNHQocxwk9r4=
storj.io/drpc v0.0.23 h1:MHVOMVoBbQkPuL17GerlGTA9PLwE1HF6zAOYFvWwYG4=
storj.io/drpc v0.0.23/go.mod h1:OSJH7wvH3yKlhnMHwblKJioaaeyI6X8xbXT1SG9woe8=
storj.io/drpc v0.0.24 h1:9WgD+q8WWDIz7XCMib+U6xX9SjblMqOz9R6sU7rJnS8=
storj.io/drpc v0.0.24/go.mod h1:ofQUDPQbbIymRDKE0tms48k8bLP5Y+dsI9CbXGv3gko=

40
message.go Normal file
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package drpc
import (
"github.com/unistack-org/micro/v3/client"
)
type drpcEvent struct {
payload interface{}
topic string
contentType string
}
func newDRPCEvent(topic string, payload interface{}, contentType string, opts ...client.MessageOption) client.Message {
var options client.MessageOptions
for _, o := range opts {
o(&options)
}
if len(options.ContentType) > 0 {
contentType = options.ContentType
}
return &drpcEvent{
payload: payload,
topic: topic,
contentType: contentType,
}
}
func (d *drpcEvent) ContentType() string {
return d.contentType
}
func (d *drpcEvent) Topic() string {
return d.topic
}
func (d *drpcEvent) Payload() interface{} {
return d.payload
}

77
options.go Normal file
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package drpc
import (
"context"
"github.com/unistack-org/micro/v3/client"
)
var (
// DefaultPoolMaxStreams maximum streams on a connectioin
// (20)
DefaultPoolMaxStreams = 20
// DefaultPoolMaxIdle maximum idle conns of a pool
// (50)
DefaultPoolMaxIdle = 50
// DefaultMaxRecvMsgSize maximum message that client can receive
// (4 MB).
DefaultMaxRecvMsgSize = 1024 * 1024 * 4
// DefaultMaxSendMsgSize maximum message that client can send
// (4 MB).
DefaultMaxSendMsgSize = 1024 * 1024 * 4
)
type poolMaxStreams struct{}
// maximum streams on a connectioin
func PoolMaxStreams(n int) client.Option {
return func(o *client.Options) {
if o.Context == nil {
o.Context = context.Background()
}
o.Context = context.WithValue(o.Context, poolMaxStreams{}, n)
}
}
type poolMaxIdle struct{}
// maximum idle conns of a pool
func PoolMaxIdle(d int) client.Option {
return func(o *client.Options) {
if o.Context == nil {
o.Context = context.Background()
}
o.Context = context.WithValue(o.Context, poolMaxIdle{}, d)
}
}
type maxRecvMsgSizeKey struct{}
//
// MaxRecvMsgSize set the maximum size of message that client can receive.
//
func MaxRecvMsgSize(s int) client.Option {
return func(o *client.Options) {
if o.Context == nil {
o.Context = context.Background()
}
o.Context = context.WithValue(o.Context, maxRecvMsgSizeKey{}, s)
}
}
type maxSendMsgSizeKey struct{}
//
// MaxSendMsgSize set the maximum size of message that client can send.
//
func MaxSendMsgSize(s int) client.Option {
return func(o *client.Options) {
if o.Context == nil {
o.Context = context.Background()
}
o.Context = context.WithValue(o.Context, maxSendMsgSizeKey{}, s)
}
}

87
request.go Normal file
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package drpc
import (
"fmt"
"strings"
"github.com/unistack-org/micro/v3/client"
"github.com/unistack-org/micro/v3/codec"
)
type drpcRequest struct {
request interface{}
codec codec.Codec
service string
method string
contentType string
opts client.RequestOptions
}
// service Struct.Method /service.Struct/Method
func methodToDRPC(service, method string) string {
// no method or already grpc method
if len(method) == 0 || method[0] == '/' {
return method
}
// assume method is Foo.Bar
mParts := strings.Split(method, ".")
if len(mParts) != 2 {
return method
}
if len(service) == 0 {
return fmt.Sprintf("/%s/%s", mParts[0], mParts[1])
}
// return /pkg.Foo/Bar
return fmt.Sprintf("/%s.%s/%s", strings.Title(service), mParts[0], mParts[1])
}
func newDRPCRequest(service, method string, request interface{}, contentType string, reqOpts ...client.RequestOption) client.Request {
var opts client.RequestOptions
for _, o := range reqOpts {
o(&opts)
}
// set the content-type specified
if len(opts.ContentType) > 0 {
contentType = opts.ContentType
}
return &drpcRequest{
service: service,
method: method,
request: request,
contentType: contentType,
opts: opts,
}
}
func (d *drpcRequest) ContentType() string {
return d.contentType
}
func (d *drpcRequest) Service() string {
return d.service
}
func (d *drpcRequest) Method() string {
return d.method
}
func (d *drpcRequest) Endpoint() string {
return d.method
}
func (d *drpcRequest) Codec() codec.Codec {
return d.codec
}
func (d *drpcRequest) Body() interface{} {
return d.request
}
func (d *drpcRequest) Stream() bool {
return d.opts.Stream
}

41
request_test.go Normal file
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package drpc
import (
"testing"
)
func TestMethodToDRPC(t *testing.T) {
testData := []struct {
service string
method string
expect string
}{
{
"helloworld",
"Greeter.SayHello",
"/Helloworld.Greeter/SayHello",
},
{
"helloworld",
"/Helloworld.Greeter/SayHello",
"/Helloworld.Greeter/SayHello",
},
{
"",
"/Helloworld.Greeter/SayHello",
"/Helloworld.Greeter/SayHello",
},
{
"",
"Greeter.SayHello",
"/Greeter/SayHello",
},
}
for _, d := range testData {
method := methodToDRPC(d.service, d.method)
if method != d.expect {
t.Fatalf("expected %s got %s", d.expect, method)
}
}
}

45
response.go Normal file
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package drpc
import (
"io"
"github.com/unistack-org/micro/v3/codec"
"github.com/unistack-org/micro/v3/metadata"
)
type response struct {
//conn *poolConn
stream io.ReadWriteCloser
codec codec.Codec
}
// Read the response
func (r *response) Codec() codec.Codec {
return r.codec
}
// read the header
func (r *response) Header() metadata.Metadata {
return nil
/*
meta, err := r.stream.Header()
if err != nil {
return metadata.New(0)
}
md := metadata.New(len(meta))
for k, v := range meta {
md.Set(k, strings.Join(v, ","))
}
return md
*/
}
// Read the undecoded response
func (r *response) Read() ([]byte, error) {
f := &codec.Frame{}
//if err := r.codec.ReadBody(&wrapStream{r.stream}, f); err != nil {
if err := r.codec.ReadBody(r.stream, f); err != nil {
return nil, err
}
return f.Data, nil
}

92
stream.go Normal file
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package drpc
import (
"context"
"io"
"sync"
"github.com/unistack-org/micro/v3/client"
"google.golang.org/grpc"
)
// Implements the streamer interface
type drpcStream struct {
grpc.ClientStream
context context.Context
err error
request client.Request
response client.Response
close func(err error)
//conn *poolConn
sync.RWMutex
closed bool
}
func (d *drpcStream) Context() context.Context {
return d.context
}
func (d *drpcStream) Request() client.Request {
return d.request
}
func (d *drpcStream) Response() client.Response {
return d.response
}
func (d *drpcStream) Send(msg interface{}) error {
if err := d.ClientStream.SendMsg(msg); err != nil {
d.setError(err)
return err
}
return nil
}
func (d *drpcStream) Recv(msg interface{}) (err error) {
defer d.setError(err)
if err = d.ClientStream.RecvMsg(msg); err != nil {
// #202 - inconsistent gRPC stream behavior
// the only way to tell if the stream is done is when we get a EOF on the Recv
// here we should close the underlying gRPC ClientConn
closeErr := d.Close()
if err == io.EOF && closeErr != nil {
err = closeErr
}
return err
}
return
}
func (d *drpcStream) Error() error {
d.RLock()
defer d.RUnlock()
return d.err
}
func (d *drpcStream) setError(e error) {
d.Lock()
d.err = e
d.Unlock()
}
// Close the gRPC send stream
// #202 - inconsistent gRPC stream behavior
// The underlying gRPC stream should not be closed here since the
// stream should still be able to receive after this function call
// TODO: should the conn be closed in another way?
func (d *drpcStream) Close() error {
d.Lock()
defer d.Unlock()
if d.closed {
return nil
}
// close the connection
d.closed = true
d.close(d.err)
return d.ClientStream.CloseSend()
}