move examples into zero-examples (#453)

* move examples to zero-examples

* tidy go.mod

* add examples refer in readme
This commit is contained in:
Kevin Wan
2021-02-08 22:23:36 +08:00
committed by GitHub
parent c7f3e6119d
commit 1789b12db2
179 changed files with 2 additions and 8376 deletions

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@@ -1,18 +0,0 @@
package main
import (
"fmt"
"github.com/tal-tech/go-zero/core/bloom"
"github.com/tal-tech/go-zero/core/stores/redis"
)
func main() {
store := redis.NewRedis("localhost:6379", "node")
filter := bloom.New(store, "testbloom", 64)
filter.Add([]byte("kevin"))
filter.Add([]byte("wan"))
fmt.Println(filter.Exists([]byte("kevin")))
fmt.Println(filter.Exists([]byte("wan")))
fmt.Println(filter.Exists([]byte("nothing")))
}

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@@ -1,29 +0,0 @@
type (
addReq {
book string `form:"book"`
price int64 `form:"price"`
}
addResp {
ok bool `json:"ok"`
}
)
type (
checkReq {
book string `form:"book"`
}
checkResp {
found bool `json:"found"`
price int64 `json:"price"`
}
)
service bookstore-api {
@handler AddHandler
get /add (addReq) returns (addResp)
@handler CheckHandler
get /check (checkReq) returns (checkResp)
}

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@@ -1,31 +0,0 @@
package main
import (
"flag"
"fmt"
"bookstore/api/internal/config"
"bookstore/api/internal/handler"
"bookstore/api/internal/svc"
"github.com/tal-tech/go-zero/core/conf"
"github.com/tal-tech/go-zero/rest"
)
var configFile = flag.String("f", "etc/bookstore-api.yaml", "the config file")
func main() {
flag.Parse()
var c config.Config
conf.MustLoad(*configFile, &c)
ctx := svc.NewServiceContext(c)
server := rest.MustNewServer(c.RestConf)
defer server.Stop()
handler.RegisterHandlers(server, ctx)
fmt.Printf("Starting server at %s:%d...\n", c.Host, c.Port)
server.Start()
}

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@@ -1,13 +0,0 @@
Name: bookstore-api
Host: 0.0.0.0
Port: 8888
Add:
Etcd:
Hosts:
- localhost:2379
Key: add.rpc
Check:
Etcd:
Hosts:
- localhost:2379
Key: check.rpc

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@@ -1,12 +0,0 @@
package config
import (
"github.com/tal-tech/go-zero/rest"
"github.com/tal-tech/go-zero/zrpc"
)
type Config struct {
rest.RestConf
Add zrpc.RpcClientConf
Check zrpc.RpcClientConf
}

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@@ -1,29 +0,0 @@
package handler
import (
"net/http"
"bookstore/api/internal/logic"
"bookstore/api/internal/svc"
"bookstore/api/internal/types"
"github.com/tal-tech/go-zero/rest/httpx"
)
func AddHandler(ctx *svc.ServiceContext) http.HandlerFunc {
return func(w http.ResponseWriter, r *http.Request) {
var req types.AddReq
if err := httpx.Parse(r, &req); err != nil {
httpx.Error(w, err)
return
}
l := logic.NewAddLogic(r.Context(), ctx)
resp, err := l.Add(req)
if err != nil {
httpx.Error(w, err)
} else {
httpx.WriteJson(w, http.StatusOK, resp)
}
}
}

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@@ -1,29 +0,0 @@
package handler
import (
"net/http"
"bookstore/api/internal/logic"
"bookstore/api/internal/svc"
"bookstore/api/internal/types"
"github.com/tal-tech/go-zero/rest/httpx"
)
func CheckHandler(ctx *svc.ServiceContext) http.HandlerFunc {
return func(w http.ResponseWriter, r *http.Request) {
var req types.CheckReq
if err := httpx.Parse(r, &req); err != nil {
httpx.Error(w, err)
return
}
l := logic.NewCheckLogic(r.Context(), ctx)
resp, err := l.Check(req)
if err != nil {
httpx.Error(w, err)
} else {
httpx.WriteJson(w, http.StatusOK, resp)
}
}
}

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@@ -1,27 +0,0 @@
// Code generated by goctl. DO NOT EDIT.
package handler
import (
"net/http"
"bookstore/api/internal/svc"
"github.com/tal-tech/go-zero/rest"
)
func RegisterHandlers(engine *rest.Server, serverCtx *svc.ServiceContext) {
engine.AddRoutes(
[]rest.Route{
{
Method: http.MethodGet,
Path: "/add",
Handler: AddHandler(serverCtx),
},
{
Method: http.MethodGet,
Path: "/check",
Handler: CheckHandler(serverCtx),
},
},
)
}

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@@ -1,39 +0,0 @@
package logic
import (
"context"
"bookstore/api/internal/svc"
"bookstore/api/internal/types"
"bookstore/rpc/add/adder"
"github.com/tal-tech/go-zero/core/logx"
)
type AddLogic struct {
logx.Logger
ctx context.Context
svcCtx *svc.ServiceContext
}
func NewAddLogic(ctx context.Context, svcCtx *svc.ServiceContext) AddLogic {
return AddLogic{
Logger: logx.WithContext(ctx),
ctx: ctx,
svcCtx: svcCtx,
}
}
func (l *AddLogic) Add(req types.AddReq) (*types.AddResp, error) {
resp, err := l.svcCtx.Adder.Add(l.ctx, &adder.AddReq{
Book: req.Book,
Price: req.Price,
})
if err != nil {
return nil, err
}
return &types.AddResp{
Ok: resp.Ok,
}, nil
}

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@@ -1,40 +0,0 @@
package logic
import (
"context"
"bookstore/api/internal/svc"
"bookstore/api/internal/types"
"bookstore/rpc/check/checker"
"github.com/tal-tech/go-zero/core/logx"
)
type CheckLogic struct {
logx.Logger
ctx context.Context
svcCtx *svc.ServiceContext
}
func NewCheckLogic(ctx context.Context, svcCtx *svc.ServiceContext) CheckLogic {
return CheckLogic{
Logger: logx.WithContext(ctx),
ctx: ctx,
svcCtx: svcCtx,
}
}
func (l *CheckLogic) Check(req types.CheckReq) (*types.CheckResp, error) {
resp, err := l.svcCtx.Checker.Check(l.ctx, &checker.CheckReq{
Book: req.Book,
})
if err != nil {
logx.Error(err)
return &types.CheckResp{}, err
}
return &types.CheckResp{
Found: resp.Found,
Price: resp.Price,
}, nil
}

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@@ -1,23 +0,0 @@
package svc
import (
"bookstore/api/internal/config"
"bookstore/rpc/add/adder"
"bookstore/rpc/check/checker"
"github.com/tal-tech/go-zero/zrpc"
)
type ServiceContext struct {
Config config.Config
Adder adder.Adder
Checker checker.Checker
}
func NewServiceContext(c config.Config) *ServiceContext {
return &ServiceContext{
Config: c,
Adder: adder.NewAdder(zrpc.MustNewClient(c.Add)),
Checker: checker.NewChecker(zrpc.MustNewClient(c.Check)),
}
}

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@@ -1,20 +0,0 @@
// Code generated by goctl. DO NOT EDIT.
package types
type AddReq struct {
Book string `form:"book"`
Price int64 `form:"price"`
}
type AddResp struct {
Ok bool `json:"ok"`
}
type CheckReq struct {
Book string `form:"book"`
}
type CheckResp struct {
Found bool `json:"found"`
Price int64 `json:"price"`
}

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@@ -1,12 +0,0 @@
module bookstore
go 1.15
require (
github.com/golang/mock v1.4.3
github.com/golang/protobuf v1.4.2
github.com/tal-tech/go-zero v1.0.27
golang.org/x/net v0.0.0-20200707034311-ab3426394381
google.golang.org/grpc v1.29.1
google.golang.org/protobuf v1.25.0
)

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@@ -1,418 +0,0 @@
cloud.google.com/go v0.26.0/go.mod h1:aQUYkXzVsufM+DwF1aE+0xfcU+56JwCaLick0ClmMTw=
github.com/BurntSushi/toml v0.3.1 h1:WXkYYl6Yr3qBf1K79EBnL4mak0OimBfB0XUf9Vl28OQ=
github.com/BurntSushi/toml v0.3.1/go.mod h1:xHWCNGjB5oqiDr8zfno3MHue2Ht5sIBksp03qcyfWMU=
github.com/ClickHouse/clickhouse-go v1.4.3/go.mod h1:EaI/sW7Azgz9UATzd5ZdZHRUhHgv5+JMS9NSr2smCJI=
github.com/DATA-DOG/go-sqlmock v1.4.1 h1:ThlnYciV1iM/V0OSF/dtkqWb6xo5qITT1TJBG1MRDJM=
github.com/DATA-DOG/go-sqlmock v1.4.1/go.mod h1:f/Ixk793poVmq4qj/V1dPUg2JEAKC73Q5eFN3EC/SaM=
github.com/StackExchange/wmi v0.0.0-20170410192909-ea383cf3ba6e/go.mod h1:3eOhrUMpNV+6aFIbp5/iudMxNCF27Vw2OZgy4xEx0Fg=
github.com/alecthomas/template v0.0.0-20160405071501-a0175ee3bccc/go.mod h1:LOuyumcjzFXgccqObfd/Ljyb9UuFJ6TxHnclSeseNhc=
github.com/alecthomas/template v0.0.0-20190718012654-fb15b899a751/go.mod h1:LOuyumcjzFXgccqObfd/Ljyb9UuFJ6TxHnclSeseNhc=
github.com/alecthomas/units v0.0.0-20151022065526-2efee857e7cf/go.mod h1:ybxpYRFXyAe+OPACYpWeL0wqObRcbAqCMya13uyzqw0=
github.com/alecthomas/units v0.0.0-20190717042225-c3de453c63f4/go.mod h1:ybxpYRFXyAe+OPACYpWeL0wqObRcbAqCMya13uyzqw0=
github.com/alicebob/gopher-json v0.0.0-20180125190556-5a6b3ba71ee6 h1:45bxf7AZMwWcqkLzDAQugVEwedisr5nRJ1r+7LYnv0U=
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github.com/census-instrumentation/opencensus-proto v0.2.1/go.mod h1:f6KPmirojxKA12rnyqOA5BBL4O983OfeGPqjHWSTneU=
github.com/cespare/xxhash/v2 v2.1.1 h1:6MnRN8NT7+YBpUIWxHtefFZOKTAPgGjpQSxqLNn0+qY=
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github.com/golang/glog v0.0.0-20160126235308-23def4e6c14b/go.mod h1:SBH7ygxi8pfUlaOkMMuAQtPIUF8ecWP5IEl/CR7VP2Q=
github.com/golang/groupcache v0.0.0-20160516000752-02826c3e7903/go.mod h1:cIg4eruTrX1D+g88fzRXU5OdNfaM+9IcxsU14FzY7Hc=
github.com/golang/groupcache v0.0.0-20200121045136-8c9f03a8e57e h1:1r7pUrabqp18hOBcwBwiTsbnFeTZHV9eER/QT5JVZxY=
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golang.org/x/oauth2 v0.0.0-20180821212333-d2e6202438be/go.mod h1:N/0e6XlmueqKjAGxoOufVs8QHGRruUQn6yWY3a++T0U=
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golang.org/x/sys v0.0.0-20200728102440-3e129f6d46b1/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
golang.org/x/text v0.0.0-20170915032832-14c0d48ead0c/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ=
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golang.org/x/text v0.3.3/go.mod h1:5Zoc/QRtKVWzQhOtBMvqHzDpF6irO9z98xDceosuGiQ=
golang.org/x/time v0.0.0-20180412165947-fbb02b2291d2/go.mod h1:tRJNPiyCQ0inRvYxbN9jk5I+vvW/OXSQhTDSoE431IQ=
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golang.org/x/time v0.0.0-20191024005414-555d28b269f0/go.mod h1:tRJNPiyCQ0inRvYxbN9jk5I+vvW/OXSQhTDSoE431IQ=
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golang.org/x/tools v0.0.0-20190114222345-bf090417da8b/go.mod h1:n7NCudcB/nEzxVGmLbDWY5pfWTLqBcC2KZ6jyYvM4mQ=
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View File

@@ -1,38 +0,0 @@
// Code generated by goctl. DO NOT EDIT!
// Source: add.proto
package main
import (
"flag"
"fmt"
"bookstore/rpc/add/add"
"bookstore/rpc/add/internal/config"
"bookstore/rpc/add/internal/server"
"bookstore/rpc/add/internal/svc"
"github.com/tal-tech/go-zero/core/conf"
"github.com/tal-tech/go-zero/core/logx"
"github.com/tal-tech/go-zero/zrpc"
"google.golang.org/grpc"
)
var configFile = flag.String("f", "etc/add.yaml", "the config file")
func main() {
flag.Parse()
var c config.Config
conf.MustLoad(*configFile, &c)
ctx := svc.NewServiceContext(c)
adderSrv := server.NewAdderServer(ctx)
s, err := zrpc.NewServer(c.RpcServerConf, func(grpcServer *grpc.Server) {
add.RegisterAdderServer(grpcServer, adderSrv)
})
logx.Must(err)
fmt.Printf("Starting rpc server at %s...\n", c.ListenOn)
s.Start()
}

View File

@@ -1,16 +0,0 @@
syntax = "proto3";
package add;
message addReq {
string book = 1;
int64 price = 2;
}
message addResp {
bool ok = 1;
}
service adder {
rpc add(addReq) returns(addResp);
}

View File

@@ -1,305 +0,0 @@
// Code generated by protoc-gen-go. DO NOT EDIT.
// versions:
// protoc-gen-go v1.25.0
// protoc v3.14.0
// source: add.proto
package add
import (
context "context"
proto "github.com/golang/protobuf/proto"
grpc "google.golang.org/grpc"
codes "google.golang.org/grpc/codes"
status "google.golang.org/grpc/status"
protoreflect "google.golang.org/protobuf/reflect/protoreflect"
protoimpl "google.golang.org/protobuf/runtime/protoimpl"
reflect "reflect"
sync "sync"
)
const (
// Verify that this generated code is sufficiently up-to-date.
_ = protoimpl.EnforceVersion(20 - protoimpl.MinVersion)
// Verify that runtime/protoimpl is sufficiently up-to-date.
_ = protoimpl.EnforceVersion(protoimpl.MaxVersion - 20)
)
// This is a compile-time assertion that a sufficiently up-to-date version
// of the legacy proto package is being used.
const _ = proto.ProtoPackageIsVersion4
type AddReq struct {
state protoimpl.MessageState
sizeCache protoimpl.SizeCache
unknownFields protoimpl.UnknownFields
Book string `protobuf:"bytes,1,opt,name=book,proto3" json:"book,omitempty"`
Price int64 `protobuf:"varint,2,opt,name=price,proto3" json:"price,omitempty"`
}
func (x *AddReq) Reset() {
*x = AddReq{}
if protoimpl.UnsafeEnabled {
mi := &file_add_proto_msgTypes[0]
ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
ms.StoreMessageInfo(mi)
}
}
func (x *AddReq) String() string {
return protoimpl.X.MessageStringOf(x)
}
func (*AddReq) ProtoMessage() {}
func (x *AddReq) ProtoReflect() protoreflect.Message {
mi := &file_add_proto_msgTypes[0]
if protoimpl.UnsafeEnabled && x != nil {
ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
if ms.LoadMessageInfo() == nil {
ms.StoreMessageInfo(mi)
}
return ms
}
return mi.MessageOf(x)
}
// Deprecated: Use AddReq.ProtoReflect.Descriptor instead.
func (*AddReq) Descriptor() ([]byte, []int) {
return file_add_proto_rawDescGZIP(), []int{0}
}
func (x *AddReq) GetBook() string {
if x != nil {
return x.Book
}
return ""
}
func (x *AddReq) GetPrice() int64 {
if x != nil {
return x.Price
}
return 0
}
type AddResp struct {
state protoimpl.MessageState
sizeCache protoimpl.SizeCache
unknownFields protoimpl.UnknownFields
Ok bool `protobuf:"varint,1,opt,name=ok,proto3" json:"ok,omitempty"`
}
func (x *AddResp) Reset() {
*x = AddResp{}
if protoimpl.UnsafeEnabled {
mi := &file_add_proto_msgTypes[1]
ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
ms.StoreMessageInfo(mi)
}
}
func (x *AddResp) String() string {
return protoimpl.X.MessageStringOf(x)
}
func (*AddResp) ProtoMessage() {}
func (x *AddResp) ProtoReflect() protoreflect.Message {
mi := &file_add_proto_msgTypes[1]
if protoimpl.UnsafeEnabled && x != nil {
ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
if ms.LoadMessageInfo() == nil {
ms.StoreMessageInfo(mi)
}
return ms
}
return mi.MessageOf(x)
}
// Deprecated: Use AddResp.ProtoReflect.Descriptor instead.
func (*AddResp) Descriptor() ([]byte, []int) {
return file_add_proto_rawDescGZIP(), []int{1}
}
func (x *AddResp) GetOk() bool {
if x != nil {
return x.Ok
}
return false
}
var File_add_proto protoreflect.FileDescriptor
var file_add_proto_rawDesc = []byte{
0x0a, 0x09, 0x61, 0x64, 0x64, 0x2e, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x12, 0x03, 0x61, 0x64, 0x64,
0x22, 0x32, 0x0a, 0x06, 0x61, 0x64, 0x64, 0x52, 0x65, 0x71, 0x12, 0x12, 0x0a, 0x04, 0x62, 0x6f,
0x6f, 0x6b, 0x18, 0x01, 0x20, 0x01, 0x28, 0x09, 0x52, 0x04, 0x62, 0x6f, 0x6f, 0x6b, 0x12, 0x14,
0x0a, 0x05, 0x70, 0x72, 0x69, 0x63, 0x65, 0x18, 0x02, 0x20, 0x01, 0x28, 0x03, 0x52, 0x05, 0x70,
0x72, 0x69, 0x63, 0x65, 0x22, 0x19, 0x0a, 0x07, 0x61, 0x64, 0x64, 0x52, 0x65, 0x73, 0x70, 0x12,
0x0e, 0x0a, 0x02, 0x6f, 0x6b, 0x18, 0x01, 0x20, 0x01, 0x28, 0x08, 0x52, 0x02, 0x6f, 0x6b, 0x32,
0x29, 0x0a, 0x05, 0x61, 0x64, 0x64, 0x65, 0x72, 0x12, 0x20, 0x0a, 0x03, 0x61, 0x64, 0x64, 0x12,
0x0b, 0x2e, 0x61, 0x64, 0x64, 0x2e, 0x61, 0x64, 0x64, 0x52, 0x65, 0x71, 0x1a, 0x0c, 0x2e, 0x61,
0x64, 0x64, 0x2e, 0x61, 0x64, 0x64, 0x52, 0x65, 0x73, 0x70, 0x62, 0x06, 0x70, 0x72, 0x6f, 0x74,
0x6f, 0x33,
}
var (
file_add_proto_rawDescOnce sync.Once
file_add_proto_rawDescData = file_add_proto_rawDesc
)
func file_add_proto_rawDescGZIP() []byte {
file_add_proto_rawDescOnce.Do(func() {
file_add_proto_rawDescData = protoimpl.X.CompressGZIP(file_add_proto_rawDescData)
})
return file_add_proto_rawDescData
}
var file_add_proto_msgTypes = make([]protoimpl.MessageInfo, 2)
var file_add_proto_goTypes = []interface{}{
(*AddReq)(nil), // 0: add.addReq
(*AddResp)(nil), // 1: add.addResp
}
var file_add_proto_depIdxs = []int32{
0, // 0: add.adder.add:input_type -> add.addReq
1, // 1: add.adder.add:output_type -> add.addResp
1, // [1:2] is the sub-list for method output_type
0, // [0:1] is the sub-list for method input_type
0, // [0:0] is the sub-list for extension type_name
0, // [0:0] is the sub-list for extension extendee
0, // [0:0] is the sub-list for field type_name
}
func init() { file_add_proto_init() }
func file_add_proto_init() {
if File_add_proto != nil {
return
}
if !protoimpl.UnsafeEnabled {
file_add_proto_msgTypes[0].Exporter = func(v interface{}, i int) interface{} {
switch v := v.(*AddReq); i {
case 0:
return &v.state
case 1:
return &v.sizeCache
case 2:
return &v.unknownFields
default:
return nil
}
}
file_add_proto_msgTypes[1].Exporter = func(v interface{}, i int) interface{} {
switch v := v.(*AddResp); i {
case 0:
return &v.state
case 1:
return &v.sizeCache
case 2:
return &v.unknownFields
default:
return nil
}
}
}
type x struct{}
out := protoimpl.TypeBuilder{
File: protoimpl.DescBuilder{
GoPackagePath: reflect.TypeOf(x{}).PkgPath(),
RawDescriptor: file_add_proto_rawDesc,
NumEnums: 0,
NumMessages: 2,
NumExtensions: 0,
NumServices: 1,
},
GoTypes: file_add_proto_goTypes,
DependencyIndexes: file_add_proto_depIdxs,
MessageInfos: file_add_proto_msgTypes,
}.Build()
File_add_proto = out.File
file_add_proto_rawDesc = nil
file_add_proto_goTypes = nil
file_add_proto_depIdxs = nil
}
// Reference imports to suppress errors if they are not otherwise used.
var _ context.Context
var _ grpc.ClientConnInterface
// This is a compile-time assertion to ensure that this generated file
// is compatible with the grpc package it is being compiled against.
const _ = grpc.SupportPackageIsVersion6
// AdderClient is the client API for Adder service.
//
// For semantics around ctx use and closing/ending streaming RPCs, please refer to https://godoc.org/google.golang.org/grpc#ClientConn.NewStream.
type AdderClient interface {
Add(ctx context.Context, in *AddReq, opts ...grpc.CallOption) (*AddResp, error)
}
type adderClient struct {
cc grpc.ClientConnInterface
}
func NewAdderClient(cc grpc.ClientConnInterface) AdderClient {
return &adderClient{cc}
}
func (c *adderClient) Add(ctx context.Context, in *AddReq, opts ...grpc.CallOption) (*AddResp, error) {
out := new(AddResp)
err := c.cc.Invoke(ctx, "/add.adder/add", in, out, opts...)
if err != nil {
return nil, err
}
return out, nil
}
// AdderServer is the server API for Adder service.
type AdderServer interface {
Add(context.Context, *AddReq) (*AddResp, error)
}
// UnimplementedAdderServer can be embedded to have forward compatible implementations.
type UnimplementedAdderServer struct {
}
func (*UnimplementedAdderServer) Add(context.Context, *AddReq) (*AddResp, error) {
return nil, status.Errorf(codes.Unimplemented, "method Add not implemented")
}
func RegisterAdderServer(s *grpc.Server, srv AdderServer) {
s.RegisterService(&_Adder_serviceDesc, srv)
}
func _Adder_Add_Handler(srv interface{}, ctx context.Context, dec func(interface{}) error, interceptor grpc.UnaryServerInterceptor) (interface{}, error) {
in := new(AddReq)
if err := dec(in); err != nil {
return nil, err
}
if interceptor == nil {
return srv.(AdderServer).Add(ctx, in)
}
info := &grpc.UnaryServerInfo{
Server: srv,
FullMethod: "/add.adder/Add",
}
handler := func(ctx context.Context, req interface{}) (interface{}, error) {
return srv.(AdderServer).Add(ctx, req.(*AddReq))
}
return interceptor(ctx, in, info, handler)
}
var _Adder_serviceDesc = grpc.ServiceDesc{
ServiceName: "add.adder",
HandlerType: (*AdderServer)(nil),
Methods: []grpc.MethodDesc{
{
MethodName: "add",
Handler: _Adder_Add_Handler,
},
},
Streams: []grpc.StreamDesc{},
Metadata: "add.proto",
}

View File

@@ -1,38 +0,0 @@
// Code generated by goctl. DO NOT EDIT!
// Source: add.proto
//go:generate mockgen -destination ./adder_mock.go -package adder -source $GOFILE
package adder
import (
"context"
"bookstore/rpc/add/add"
"github.com/tal-tech/go-zero/zrpc"
)
type (
AddReq = add.AddReq
AddResp = add.AddResp
Adder interface {
Add(ctx context.Context, in *AddReq) (*AddResp, error)
}
defaultAdder struct {
cli zrpc.Client
}
)
func NewAdder(cli zrpc.Client) Adder {
return &defaultAdder{
cli: cli,
}
}
func (m *defaultAdder) Add(ctx context.Context, in *AddReq) (*AddResp, error) {
client := add.NewAdderClient(m.cli.Conn())
return client.Add(ctx, in)
}

View File

@@ -1,10 +0,0 @@
Name: add.rpc
ListenOn: 127.0.0.1:8080
Etcd:
Hosts:
- 127.0.0.1:2379
Key: add.rpc
DataSource: root:@tcp(localhost:3306)/gozero
Table: book
Cache:
- Host: localhost:6379

View File

@@ -1,12 +0,0 @@
package config
import (
"github.com/tal-tech/go-zero/core/stores/cache"
"github.com/tal-tech/go-zero/zrpc"
)
type Config struct {
zrpc.RpcServerConf
DataSource string
Cache cache.CacheConf
}

View File

@@ -1,39 +0,0 @@
package logic
import (
"context"
add "bookstore/rpc/add/adder"
"bookstore/rpc/add/internal/svc"
"bookstore/rpc/model"
"github.com/tal-tech/go-zero/core/logx"
)
type AddLogic struct {
ctx context.Context
svcCtx *svc.ServiceContext
logx.Logger
}
func NewAddLogic(ctx context.Context, svcCtx *svc.ServiceContext) *AddLogic {
return &AddLogic{
ctx: ctx,
svcCtx: svcCtx,
Logger: logx.WithContext(ctx),
}
}
func (l *AddLogic) Add(in *add.AddReq) (*add.AddResp, error) {
_, err := l.svcCtx.Model.Insert(model.Book{
Book: in.Book,
Price: in.Price,
})
if err != nil {
return nil, err
}
return &add.AddResp{
Ok: true,
}, nil
}

View File

@@ -1,27 +0,0 @@
// Code generated by goctl. DO NOT EDIT!
// Source: add.proto
package server
import (
"context"
"bookstore/rpc/add/add"
"bookstore/rpc/add/internal/logic"
"bookstore/rpc/add/internal/svc"
)
type AdderServer struct {
svcCtx *svc.ServiceContext
}
func NewAdderServer(svcCtx *svc.ServiceContext) *AdderServer {
return &AdderServer{
svcCtx: svcCtx,
}
}
func (s *AdderServer) Add(ctx context.Context, in *add.AddReq) (*add.AddResp, error) {
l := logic.NewAddLogic(ctx, s.svcCtx)
return l.Add(in)
}

View File

@@ -1,20 +0,0 @@
package svc
import (
"bookstore/rpc/add/internal/config"
"bookstore/rpc/model"
"github.com/tal-tech/go-zero/core/stores/sqlx"
)
type ServiceContext struct {
c config.Config
Model model.BookModel
}
func NewServiceContext(c config.Config) *ServiceContext {
return &ServiceContext{
c: c,
Model: model.NewBookModel(sqlx.NewMysql(c.DataSource), c.Cache),
}
}

View File

@@ -1,38 +0,0 @@
// Code generated by goctl. DO NOT EDIT!
// Source: check.proto
package main
import (
"flag"
"fmt"
"bookstore/rpc/check/check"
"bookstore/rpc/check/internal/config"
"bookstore/rpc/check/internal/server"
"bookstore/rpc/check/internal/svc"
"github.com/tal-tech/go-zero/core/conf"
"github.com/tal-tech/go-zero/core/logx"
"github.com/tal-tech/go-zero/zrpc"
"google.golang.org/grpc"
)
var configFile = flag.String("f", "etc/check.yaml", "the config file")
func main() {
flag.Parse()
var c config.Config
conf.MustLoad(*configFile, &c)
ctx := svc.NewServiceContext(c)
checkerSrv := server.NewCheckerServer(ctx)
s, err := zrpc.NewServer(c.RpcServerConf, func(grpcServer *grpc.Server) {
check.RegisterCheckerServer(grpcServer, checkerSrv)
})
logx.Must(err)
fmt.Printf("Starting rpc server at %s...\n", c.ListenOn)
s.Start()
}

View File

@@ -1,16 +0,0 @@
syntax = "proto3";
package check;
message checkReq {
string book = 1;
}
message checkResp {
bool found = 1;
int64 price = 2;
}
service checker {
rpc check(checkReq) returns(checkResp);
}

View File

@@ -1,306 +0,0 @@
// Code generated by protoc-gen-go. DO NOT EDIT.
// versions:
// protoc-gen-go v1.25.0
// protoc v3.14.0
// source: check.proto
package check
import (
context "context"
proto "github.com/golang/protobuf/proto"
grpc "google.golang.org/grpc"
codes "google.golang.org/grpc/codes"
status "google.golang.org/grpc/status"
protoreflect "google.golang.org/protobuf/reflect/protoreflect"
protoimpl "google.golang.org/protobuf/runtime/protoimpl"
reflect "reflect"
sync "sync"
)
const (
// Verify that this generated code is sufficiently up-to-date.
_ = protoimpl.EnforceVersion(20 - protoimpl.MinVersion)
// Verify that runtime/protoimpl is sufficiently up-to-date.
_ = protoimpl.EnforceVersion(protoimpl.MaxVersion - 20)
)
// This is a compile-time assertion that a sufficiently up-to-date version
// of the legacy proto package is being used.
const _ = proto.ProtoPackageIsVersion4
type CheckReq struct {
state protoimpl.MessageState
sizeCache protoimpl.SizeCache
unknownFields protoimpl.UnknownFields
Book string `protobuf:"bytes,1,opt,name=book,proto3" json:"book,omitempty"`
}
func (x *CheckReq) Reset() {
*x = CheckReq{}
if protoimpl.UnsafeEnabled {
mi := &file_check_proto_msgTypes[0]
ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
ms.StoreMessageInfo(mi)
}
}
func (x *CheckReq) String() string {
return protoimpl.X.MessageStringOf(x)
}
func (*CheckReq) ProtoMessage() {}
func (x *CheckReq) ProtoReflect() protoreflect.Message {
mi := &file_check_proto_msgTypes[0]
if protoimpl.UnsafeEnabled && x != nil {
ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
if ms.LoadMessageInfo() == nil {
ms.StoreMessageInfo(mi)
}
return ms
}
return mi.MessageOf(x)
}
// Deprecated: Use CheckReq.ProtoReflect.Descriptor instead.
func (*CheckReq) Descriptor() ([]byte, []int) {
return file_check_proto_rawDescGZIP(), []int{0}
}
func (x *CheckReq) GetBook() string {
if x != nil {
return x.Book
}
return ""
}
type CheckResp struct {
state protoimpl.MessageState
sizeCache protoimpl.SizeCache
unknownFields protoimpl.UnknownFields
Found bool `protobuf:"varint,1,opt,name=found,proto3" json:"found,omitempty"`
Price int64 `protobuf:"varint,2,opt,name=price,proto3" json:"price,omitempty"`
}
func (x *CheckResp) Reset() {
*x = CheckResp{}
if protoimpl.UnsafeEnabled {
mi := &file_check_proto_msgTypes[1]
ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
ms.StoreMessageInfo(mi)
}
}
func (x *CheckResp) String() string {
return protoimpl.X.MessageStringOf(x)
}
func (*CheckResp) ProtoMessage() {}
func (x *CheckResp) ProtoReflect() protoreflect.Message {
mi := &file_check_proto_msgTypes[1]
if protoimpl.UnsafeEnabled && x != nil {
ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
if ms.LoadMessageInfo() == nil {
ms.StoreMessageInfo(mi)
}
return ms
}
return mi.MessageOf(x)
}
// Deprecated: Use CheckResp.ProtoReflect.Descriptor instead.
func (*CheckResp) Descriptor() ([]byte, []int) {
return file_check_proto_rawDescGZIP(), []int{1}
}
func (x *CheckResp) GetFound() bool {
if x != nil {
return x.Found
}
return false
}
func (x *CheckResp) GetPrice() int64 {
if x != nil {
return x.Price
}
return 0
}
var File_check_proto protoreflect.FileDescriptor
var file_check_proto_rawDesc = []byte{
0x0a, 0x0b, 0x63, 0x68, 0x65, 0x63, 0x6b, 0x2e, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x12, 0x05, 0x63,
0x68, 0x65, 0x63, 0x6b, 0x22, 0x1e, 0x0a, 0x08, 0x63, 0x68, 0x65, 0x63, 0x6b, 0x52, 0x65, 0x71,
0x12, 0x12, 0x0a, 0x04, 0x62, 0x6f, 0x6f, 0x6b, 0x18, 0x01, 0x20, 0x01, 0x28, 0x09, 0x52, 0x04,
0x62, 0x6f, 0x6f, 0x6b, 0x22, 0x37, 0x0a, 0x09, 0x63, 0x68, 0x65, 0x63, 0x6b, 0x52, 0x65, 0x73,
0x70, 0x12, 0x14, 0x0a, 0x05, 0x66, 0x6f, 0x75, 0x6e, 0x64, 0x18, 0x01, 0x20, 0x01, 0x28, 0x08,
0x52, 0x05, 0x66, 0x6f, 0x75, 0x6e, 0x64, 0x12, 0x14, 0x0a, 0x05, 0x70, 0x72, 0x69, 0x63, 0x65,
0x18, 0x02, 0x20, 0x01, 0x28, 0x03, 0x52, 0x05, 0x70, 0x72, 0x69, 0x63, 0x65, 0x32, 0x35, 0x0a,
0x07, 0x63, 0x68, 0x65, 0x63, 0x6b, 0x65, 0x72, 0x12, 0x2a, 0x0a, 0x05, 0x63, 0x68, 0x65, 0x63,
0x6b, 0x12, 0x0f, 0x2e, 0x63, 0x68, 0x65, 0x63, 0x6b, 0x2e, 0x63, 0x68, 0x65, 0x63, 0x6b, 0x52,
0x65, 0x71, 0x1a, 0x10, 0x2e, 0x63, 0x68, 0x65, 0x63, 0x6b, 0x2e, 0x63, 0x68, 0x65, 0x63, 0x6b,
0x52, 0x65, 0x73, 0x70, 0x62, 0x06, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x33,
}
var (
file_check_proto_rawDescOnce sync.Once
file_check_proto_rawDescData = file_check_proto_rawDesc
)
func file_check_proto_rawDescGZIP() []byte {
file_check_proto_rawDescOnce.Do(func() {
file_check_proto_rawDescData = protoimpl.X.CompressGZIP(file_check_proto_rawDescData)
})
return file_check_proto_rawDescData
}
var file_check_proto_msgTypes = make([]protoimpl.MessageInfo, 2)
var file_check_proto_goTypes = []interface{}{
(*CheckReq)(nil), // 0: check.checkReq
(*CheckResp)(nil), // 1: check.checkResp
}
var file_check_proto_depIdxs = []int32{
0, // 0: check.checker.check:input_type -> check.checkReq
1, // 1: check.checker.check:output_type -> check.checkResp
1, // [1:2] is the sub-list for method output_type
0, // [0:1] is the sub-list for method input_type
0, // [0:0] is the sub-list for extension type_name
0, // [0:0] is the sub-list for extension extendee
0, // [0:0] is the sub-list for field type_name
}
func init() { file_check_proto_init() }
func file_check_proto_init() {
if File_check_proto != nil {
return
}
if !protoimpl.UnsafeEnabled {
file_check_proto_msgTypes[0].Exporter = func(v interface{}, i int) interface{} {
switch v := v.(*CheckReq); i {
case 0:
return &v.state
case 1:
return &v.sizeCache
case 2:
return &v.unknownFields
default:
return nil
}
}
file_check_proto_msgTypes[1].Exporter = func(v interface{}, i int) interface{} {
switch v := v.(*CheckResp); i {
case 0:
return &v.state
case 1:
return &v.sizeCache
case 2:
return &v.unknownFields
default:
return nil
}
}
}
type x struct{}
out := protoimpl.TypeBuilder{
File: protoimpl.DescBuilder{
GoPackagePath: reflect.TypeOf(x{}).PkgPath(),
RawDescriptor: file_check_proto_rawDesc,
NumEnums: 0,
NumMessages: 2,
NumExtensions: 0,
NumServices: 1,
},
GoTypes: file_check_proto_goTypes,
DependencyIndexes: file_check_proto_depIdxs,
MessageInfos: file_check_proto_msgTypes,
}.Build()
File_check_proto = out.File
file_check_proto_rawDesc = nil
file_check_proto_goTypes = nil
file_check_proto_depIdxs = nil
}
// Reference imports to suppress errors if they are not otherwise used.
var _ context.Context
var _ grpc.ClientConnInterface
// This is a compile-time assertion to ensure that this generated file
// is compatible with the grpc package it is being compiled against.
const _ = grpc.SupportPackageIsVersion6
// CheckerClient is the client API for Checker service.
//
// For semantics around ctx use and closing/ending streaming RPCs, please refer to https://godoc.org/google.golang.org/grpc#ClientConn.NewStream.
type CheckerClient interface {
Check(ctx context.Context, in *CheckReq, opts ...grpc.CallOption) (*CheckResp, error)
}
type checkerClient struct {
cc grpc.ClientConnInterface
}
func NewCheckerClient(cc grpc.ClientConnInterface) CheckerClient {
return &checkerClient{cc}
}
func (c *checkerClient) Check(ctx context.Context, in *CheckReq, opts ...grpc.CallOption) (*CheckResp, error) {
out := new(CheckResp)
err := c.cc.Invoke(ctx, "/check.checker/check", in, out, opts...)
if err != nil {
return nil, err
}
return out, nil
}
// CheckerServer is the server API for Checker service.
type CheckerServer interface {
Check(context.Context, *CheckReq) (*CheckResp, error)
}
// UnimplementedCheckerServer can be embedded to have forward compatible implementations.
type UnimplementedCheckerServer struct {
}
func (*UnimplementedCheckerServer) Check(context.Context, *CheckReq) (*CheckResp, error) {
return nil, status.Errorf(codes.Unimplemented, "method Check not implemented")
}
func RegisterCheckerServer(s *grpc.Server, srv CheckerServer) {
s.RegisterService(&_Checker_serviceDesc, srv)
}
func _Checker_Check_Handler(srv interface{}, ctx context.Context, dec func(interface{}) error, interceptor grpc.UnaryServerInterceptor) (interface{}, error) {
in := new(CheckReq)
if err := dec(in); err != nil {
return nil, err
}
if interceptor == nil {
return srv.(CheckerServer).Check(ctx, in)
}
info := &grpc.UnaryServerInfo{
Server: srv,
FullMethod: "/check.checker/Check",
}
handler := func(ctx context.Context, req interface{}) (interface{}, error) {
return srv.(CheckerServer).Check(ctx, req.(*CheckReq))
}
return interceptor(ctx, in, info, handler)
}
var _Checker_serviceDesc = grpc.ServiceDesc{
ServiceName: "check.checker",
HandlerType: (*CheckerServer)(nil),
Methods: []grpc.MethodDesc{
{
MethodName: "check",
Handler: _Checker_Check_Handler,
},
},
Streams: []grpc.StreamDesc{},
Metadata: "check.proto",
}

View File

@@ -1,38 +0,0 @@
// Code generated by goctl. DO NOT EDIT!
// Source: check.proto
//go:generate mockgen -destination ./checker_mock.go -package checker -source $GOFILE
package checker
import (
"context"
"bookstore/rpc/check/check"
"github.com/tal-tech/go-zero/zrpc"
)
type (
CheckReq = check.CheckReq
CheckResp = check.CheckResp
Checker interface {
Check(ctx context.Context, in *CheckReq) (*CheckResp, error)
}
defaultChecker struct {
cli zrpc.Client
}
)
func NewChecker(cli zrpc.Client) Checker {
return &defaultChecker{
cli: cli,
}
}
func (m *defaultChecker) Check(ctx context.Context, in *CheckReq) (*CheckResp, error) {
client := check.NewCheckerClient(m.cli.Conn())
return client.Check(ctx, in)
}

View File

@@ -1,10 +0,0 @@
Name: check.rpc
ListenOn: 127.0.0.1:8081
Etcd:
Hosts:
- 127.0.0.1:2379
Key: check.rpc
DataSource: root:@tcp(localhost:3306)/gozero
Table: book
Cache:
- Host: localhost:6379

View File

@@ -1,12 +0,0 @@
package config
import (
"github.com/tal-tech/go-zero/core/stores/cache"
"github.com/tal-tech/go-zero/zrpc"
)
type Config struct {
zrpc.RpcServerConf
DataSource string
Cache cache.CacheConf
}

View File

@@ -1,36 +0,0 @@
package logic
import (
"context"
check "bookstore/rpc/check/checker"
"bookstore/rpc/check/internal/svc"
"github.com/tal-tech/go-zero/core/logx"
)
type CheckLogic struct {
ctx context.Context
svcCtx *svc.ServiceContext
logx.Logger
}
func NewCheckLogic(ctx context.Context, svcCtx *svc.ServiceContext) *CheckLogic {
return &CheckLogic{
ctx: ctx,
svcCtx: svcCtx,
Logger: logx.WithContext(ctx),
}
}
func (l *CheckLogic) Check(in *check.CheckReq) (*check.CheckResp, error) {
resp, err := l.svcCtx.Model.FindOne(in.Book)
if err != nil {
return nil, err
}
return &check.CheckResp{
Found: true,
Price: resp.Price,
}, nil
}

View File

@@ -1,27 +0,0 @@
// Code generated by goctl. DO NOT EDIT!
// Source: check.proto
package server
import (
"context"
"bookstore/rpc/check/check"
"bookstore/rpc/check/internal/logic"
"bookstore/rpc/check/internal/svc"
)
type CheckerServer struct {
svcCtx *svc.ServiceContext
}
func NewCheckerServer(svcCtx *svc.ServiceContext) *CheckerServer {
return &CheckerServer{
svcCtx: svcCtx,
}
}
func (s *CheckerServer) Check(ctx context.Context, in *check.CheckReq) (*check.CheckResp, error) {
l := logic.NewCheckLogic(ctx, s.svcCtx)
return l.Check(in)
}

View File

@@ -1,20 +0,0 @@
package svc
import (
"bookstore/rpc/check/internal/config"
"bookstore/rpc/model"
"github.com/tal-tech/go-zero/core/stores/sqlx"
)
type ServiceContext struct {
c config.Config
Model model.BookModel
}
func NewServiceContext(c config.Config) *ServiceContext {
return &ServiceContext{
c: c,
Model: model.NewBookModel(sqlx.NewMysql(c.DataSource), c.Cache),
}
}

View File

@@ -1,6 +0,0 @@
CREATE TABLE `book`
(
`book` varchar(255) NOT NULL COMMENT 'book name',
`price` int NOT NULL COMMENT 'book price',
PRIMARY KEY(`book`)
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4;

View File

@@ -1,100 +0,0 @@
package model
import (
"database/sql"
"fmt"
"strings"
"github.com/tal-tech/go-zero/core/stores/cache"
"github.com/tal-tech/go-zero/core/stores/sqlc"
"github.com/tal-tech/go-zero/core/stores/sqlx"
"github.com/tal-tech/go-zero/core/stringx"
"github.com/tal-tech/go-zero/tools/goctl/model/sql/builderx"
)
var (
bookFieldNames = builderx.FieldNames(&Book{})
bookRows = strings.Join(bookFieldNames, ",")
bookRowsExpectAutoSet = strings.Join(stringx.Remove(bookFieldNames, "create_time", "update_time"), ",")
bookRowsWithPlaceHolder = strings.Join(stringx.Remove(bookFieldNames, "book", "create_time", "update_time"), "=?,") + "=?"
cacheBookPrefix = "cache#Book#book#"
)
type (
BookModel interface {
Insert(data Book) (sql.Result, error)
FindOne(book string) (*Book, error)
Update(data Book) error
Delete(book string) error
}
defaultBookModel struct {
sqlc.CachedConn
table string
}
Book struct {
Book string `db:"book"` // book name
Price int64 `db:"price"` // book price
}
)
func NewBookModel(conn sqlx.SqlConn, c cache.CacheConf) BookModel {
return &defaultBookModel{
CachedConn: sqlc.NewConn(conn, c),
table: "book",
}
}
func (m *defaultBookModel) Insert(data Book) (sql.Result, error) {
query := fmt.Sprintf("insert into %s (%s) values (?, ?)", m.table, bookRowsExpectAutoSet)
ret, err := m.ExecNoCache(query, data.Book, data.Price)
return ret, err
}
func (m *defaultBookModel) FindOne(book string) (*Book, error) {
bookKey := fmt.Sprintf("%s%v", cacheBookPrefix, book)
var resp Book
err := m.QueryRow(&resp, bookKey, func(conn sqlx.SqlConn, v interface{}) error {
query := fmt.Sprintf("select %s from %s where book = ? limit 1", bookRows, m.table)
return conn.QueryRow(v, query, book)
})
switch err {
case nil:
return &resp, nil
case sqlc.ErrNotFound:
return nil, ErrNotFound
default:
return nil, err
}
}
func (m *defaultBookModel) Update(data Book) error {
bookKey := fmt.Sprintf("%s%v", cacheBookPrefix, data.Book)
_, err := m.Exec(func(conn sqlx.SqlConn) (result sql.Result, err error) {
query := fmt.Sprintf("update %s set %s where book = ?", m.table, bookRowsWithPlaceHolder)
return conn.Exec(query, data.Price, data.Book)
}, bookKey)
return err
}
func (m *defaultBookModel) Delete(book string) error {
bookKey := fmt.Sprintf("%s%v", cacheBookPrefix, book)
_, err := m.Exec(func(conn sqlx.SqlConn) (result sql.Result, err error) {
query := fmt.Sprintf("delete from %s where book = ?", m.table)
return conn.Exec(query, book)
}, bookKey)
return err
}
func (m *defaultBookModel) formatPrimary(primary interface{}) string {
return fmt.Sprintf("%s%v", cacheBookPrefix, primary)
}
func (m *defaultBookModel) queryPrimary(conn sqlx.SqlConn, v, primary interface{}) error {
query := fmt.Sprintf("select %s from %s where book = ? limit 1", bookRows, m.table)
return conn.QueryRow(v, query, primary)
}

View File

@@ -1,5 +0,0 @@
package model
import "github.com/tal-tech/go-zero/core/stores/sqlx"
var ErrNotFound = sqlx.ErrNotFound

View File

@@ -1,139 +0,0 @@
package main
import (
"fmt"
"math/rand"
"os"
"sync"
"sync/atomic"
"time"
"github.com/tal-tech/go-zero/core/breaker"
"github.com/tal-tech/go-zero/core/lang"
"github.com/tal-tech/go-zero/core/logx"
"gopkg.in/cheggaaa/pb.v1"
)
const (
duration = time.Minute * 5
breakRange = 20
workRange = 50
requestInterval = time.Millisecond
// multiply to make it visible in plot
stateFator = float64(time.Second/requestInterval) / 2
)
type (
server struct {
state int32
}
metric struct {
calls int64
}
)
func (m *metric) addCall() {
atomic.AddInt64(&m.calls, 1)
}
func (m *metric) reset() int64 {
return atomic.SwapInt64(&m.calls, 0)
}
func newServer() *server {
return &server{}
}
func (s *server) serve(m *metric) bool {
m.addCall()
return atomic.LoadInt32(&s.state) == 1
}
func (s *server) start() {
go func() {
r := rand.New(rand.NewSource(time.Now().UnixNano()))
var state int32
for {
var v int32
if state == 0 {
v = r.Int31n(breakRange)
} else {
v = r.Int31n(workRange)
}
time.Sleep(time.Second * time.Duration(v+1))
state ^= 1
atomic.StoreInt32(&s.state, state)
}
}()
}
func runBreaker(s *server, br breaker.Breaker, duration time.Duration, m *metric) {
ticker := time.NewTicker(requestInterval)
defer ticker.Stop()
done := make(chan lang.PlaceholderType)
go func() {
time.Sleep(duration)
close(done)
}()
for {
select {
case <-ticker.C:
_ = br.Do(func() error {
if s.serve(m) {
return nil
} else {
return breaker.ErrServiceUnavailable
}
})
case <-done:
return
}
}
}
func main() {
srv := newServer()
srv.start()
gb := breaker.NewBreaker()
fp, err := os.Create("result.csv")
logx.Must(err)
defer fp.Close()
fmt.Fprintln(fp, "seconds,state,googleCalls,netflixCalls")
var gm, nm metric
go func() {
ticker := time.NewTicker(time.Second)
defer ticker.Stop()
var seconds int
for range ticker.C {
seconds++
gcalls := gm.reset()
ncalls := nm.reset()
fmt.Fprintf(fp, "%d,%.2f,%d,%d\n",
seconds, float64(atomic.LoadInt32(&srv.state))*stateFator, gcalls, ncalls)
}
}()
var waitGroup sync.WaitGroup
waitGroup.Add(1)
go func() {
runBreaker(srv, gb, duration, &gm)
waitGroup.Done()
}()
go func() {
bar := pb.New(int(duration / time.Second)).Start()
ticker := time.NewTicker(time.Second)
defer ticker.Stop()
for range ticker.C {
bar.Increment()
}
bar.Finish()
}()
waitGroup.Wait()
}

View File

@@ -1,15 +0,0 @@
import click
import pandas as pd
import matplotlib.pyplot as plt
@click.command()
@click.option("--csv", default="result.csv")
def main(csv):
df = pd.read_csv(csv, index_col="seconds")
df.plot()
plt.show()
if __name__ == "__main__":
main()

View File

@@ -1,2 +0,0 @@
#date: "2019-06-20 00:00:00"
date: "2019-06-19T16:00:00Z"

View File

@@ -1,21 +0,0 @@
package main
import (
"time"
"github.com/tal-tech/go-zero/core/conf"
"github.com/tal-tech/go-zero/core/logx"
)
type TimeHolder struct {
Date time.Time `json:"date"`
}
func main() {
th := &TimeHolder{}
err := conf.LoadConfig("./date.yml", th)
if err != nil {
logx.Error(err)
}
logx.Infof("%+v", th)
}

View File

@@ -1,22 +0,0 @@
FROM golang:1.13-alpine AS builder
LABEL stage=gobuilder
ENV CGO_ENABLED 0
ENV GOOS linux
ENV GOPROXY https://goproxy.cn,direct
WORKDIR $GOPATH/src/zero
COPY . .
RUN go build -ldflags="-s -w" -o /app/pub example/etcd/pub/pub.go
FROM alpine
RUN apk add --no-cache tzdata
ENV TZ Asia/Shanghai
WORKDIR /app
COPY --from=builder /app/pub /app/pub
CMD ["./pub"]

View File

@@ -1,27 +0,0 @@
package main
import (
"flag"
"fmt"
"log"
"time"
"github.com/tal-tech/go-zero/core/discov"
)
var value = flag.String("v", "value", "the value")
func main() {
flag.Parse()
client := discov.NewPublisher([]string{"etcd.discovery:2379"}, "028F2C35852D", *value)
if err := client.KeepAlive(); err != nil {
log.Fatal(err)
}
defer client.Stop()
for {
time.Sleep(time.Second)
fmt.Println(*value)
}
}

View File

@@ -1,22 +0,0 @@
FROM golang:1.13-alpine AS builder
LABEL stage=gobuilder
ENV CGO_ENABLED 0
ENV GOOS linux
ENV GOPROXY https://goproxy.cn,direct
WORKDIR $GOPATH/src/zero
COPY . .
RUN go build -ldflags="-s -w" -o /app/sub example/etcd/sub/sub.go
FROM alpine
RUN apk add --no-cache tzdata
ENV TZ Asia/Shanghai
WORKDIR /app
COPY --from=builder /app/sub /app/sub
CMD ["./sub"]

View File

@@ -1,24 +0,0 @@
package main
import (
"fmt"
"time"
"github.com/tal-tech/go-zero/core/discov"
"github.com/tal-tech/go-zero/core/logx"
)
func main() {
sub, err := discov.NewSubscriber([]string{"etcd.discovery:2379"}, "028F2C35852D", discov.Exclusive())
logx.Must(err)
ticker := time.NewTicker(time.Second * 3)
defer ticker.Stop()
for {
select {
case <-ticker.C:
fmt.Println("values:", sub.Values())
}
}
}

View File

@@ -1,139 +0,0 @@
package main
import (
"bufio"
"errors"
"flag"
"fmt"
"log"
"os"
"runtime"
"strconv"
"strings"
"time"
"github.com/tal-tech/go-zero/core/filex"
"github.com/tal-tech/go-zero/core/fx"
"github.com/tal-tech/go-zero/core/logx"
"gopkg.in/cheggaaa/pb.v1"
)
var (
file = flag.String("f", "", "the input file")
concurrent = flag.Int("c", runtime.NumCPU(), "concurrent goroutines")
wordVecDic TXDictionary
)
type (
Vector []float64
TXDictionary struct {
EmbeddingCount int64
Dim int64
Dict map[string]Vector
}
pair struct {
key string
vec Vector
}
)
func FastLoad(filename string) error {
if filename == "" {
return errors.New("no available dictionary")
}
now := time.Now()
defer func() {
logx.Infof("article2vec init dictionary end used %v", time.Since(now))
}()
dicFile, err := os.Open(filename)
if err != nil {
return err
}
defer dicFile.Close()
header, err := filex.FirstLine(filename)
if err != nil {
return err
}
total := strings.Split(header, " ")
wordVecDic.EmbeddingCount, err = strconv.ParseInt(total[0], 10, 64)
if err != nil {
return err
}
wordVecDic.Dim, err = strconv.ParseInt(total[1], 10, 64)
if err != nil {
return err
}
wordVecDic.Dict = make(map[string]Vector, wordVecDic.EmbeddingCount)
ranges, err := filex.SplitLineChunks(filename, *concurrent)
if err != nil {
return err
}
info, err := os.Stat(filename)
if err != nil {
return err
}
bar := pb.New64(info.Size()).SetUnits(pb.U_BYTES).Start()
fx.From(func(source chan<- interface{}) {
for _, each := range ranges {
source <- each
}
}).Walk(func(item interface{}, pipe chan<- interface{}) {
offsetRange := item.(filex.OffsetRange)
scanner := bufio.NewScanner(filex.NewRangeReader(dicFile, offsetRange.Start, offsetRange.Stop))
scanner.Buffer([]byte{}, 1<<20)
reader := filex.NewProgressScanner(scanner, bar)
if offsetRange.Start == 0 {
// skip header
reader.Scan()
}
for reader.Scan() {
text := reader.Text()
elements := strings.Split(text, " ")
vec := make(Vector, wordVecDic.Dim)
for i, ele := range elements {
if i == 0 {
continue
}
v, err := strconv.ParseFloat(ele, 64)
if err != nil {
return
}
vec[i-1] = v
}
pipe <- pair{
key: elements[0],
vec: vec,
}
}
}).ForEach(func(item interface{}) {
p := item.(pair)
wordVecDic.Dict[p.key] = p.vec
})
return nil
}
func main() {
flag.Parse()
start := time.Now()
if err := FastLoad(*file); err != nil {
log.Fatal(err)
}
fmt.Println(len(wordVecDic.Dict))
fmt.Println(time.Since(start))
}

View File

@@ -1,33 +0,0 @@
package main
import (
"fmt"
"testing"
"github.com/tal-tech/go-zero/core/fx"
)
func TestFxSplit(t *testing.T) {
fx.Just(1, 2, 3, 4, 5, 6, 7, 8, 9, 10).Split(4).ForEach(func(item interface{}) {
vals := item.([]interface{})
fmt.Println(len(vals))
})
}
func BenchmarkFx(b *testing.B) {
type Mixed struct {
Name string
Age int
Gender int
}
for i := 0; i < b.N; i++ {
var mx Mixed
fx.Parallel(func() {
mx.Name = "hello"
}, func() {
mx.Age = 20
}, func() {
mx.Gender = 1
})
}
}

View File

@@ -1,35 +0,0 @@
package main
import (
"fmt"
"github.com/tal-tech/go-zero/core/fx"
)
func main() {
result, err := fx.From(func(source chan<- interface{}) {
for i := 0; i < 10; i++ {
source <- i
}
}).Map(func(item interface{}) interface{} {
i := item.(int)
return i * i
}).Filter(func(item interface{}) bool {
i := item.(int)
return i%2 == 0
}).Distinct(func(item interface{}) interface{} {
return item
}).Reduce(func(pipe <-chan interface{}) (interface{}, error) {
var result int
for item := range pipe {
i := item.(int)
result += i
}
return result, nil
})
if err != nil {
fmt.Println(err)
} else {
fmt.Println(result)
}
}

View File

@@ -1,26 +0,0 @@
FROM golang:1.13 AS builder
ENV CGO_ENABLED 0
ENV GOOS linux
RUN apt-get update
RUN apt-get install -y apt-utils upx
WORKDIR $GOPATH/src/zero
COPY . .
RUN go build -ldflags="-s -w" -o /app/graceful example/graceful/dns/api/graceful.go
RUN upx /app/graceful
FROM alpine
RUN apk update --no-cache
RUN apk add --no-cache ca-certificates
RUN apk add --no-cache tzdata
ENV TZ Asia/Shanghai
WORKDIR /app
COPY --from=builder /app/graceful /app/graceful
COPY example/graceful/dns/api/etc/graceful-api.json /app/etc/config.json
CMD ["./graceful", "-f", "etc/config.json"]

View File

@@ -1,11 +0,0 @@
package config
import (
"github.com/tal-tech/go-zero/rest"
"github.com/tal-tech/go-zero/zrpc"
)
type Config struct {
rest.RestConf
Rpc zrpc.RpcClientConf
}

View File

@@ -1,9 +0,0 @@
{
"Name": "graceful-api",
"Host": "0.0.0.0",
"Port": 8888,
"MaxConns": 1000000,
"Rpc": {
"Server": "dns:///gracefulrpc:3456"
}
}

View File

@@ -1,11 +0,0 @@
type Response {
Host string `json:"host"`
Time int64 `json:"time"`
}
service graceful-api {
@server(
handler: GracefulHandler
)
get /api/graceful() returns(Response)
}

View File

@@ -1,32 +0,0 @@
package main
import (
"flag"
"github.com/tal-tech/go-zero/core/conf"
"github.com/tal-tech/go-zero/example/graceful/dns/api/config"
"github.com/tal-tech/go-zero/example/graceful/dns/api/handler"
"github.com/tal-tech/go-zero/example/graceful/dns/api/svc"
"github.com/tal-tech/go-zero/rest"
"github.com/tal-tech/go-zero/zrpc"
)
var configFile = flag.String("f", "etc/graceful-api.json", "the config file")
func main() {
flag.Parse()
var c config.Config
conf.MustLoad(*configFile, &c)
client := zrpc.MustNewClient(c.Rpc)
ctx := &svc.ServiceContext{
Client: client,
}
engine := rest.MustNewServer(c.RestConf)
defer engine.Stop()
handler.RegisterHandlers(engine, ctx)
engine.Start()
}

View File

@@ -1,43 +0,0 @@
package handler
import (
"context"
"fmt"
"net/http"
"os"
"time"
"github.com/tal-tech/go-zero/core/executors"
"github.com/tal-tech/go-zero/core/logx"
"github.com/tal-tech/go-zero/example/graceful/dns/api/svc"
"github.com/tal-tech/go-zero/example/graceful/dns/api/types"
"github.com/tal-tech/go-zero/example/graceful/dns/rpc/graceful"
"github.com/tal-tech/go-zero/rest/httpx"
)
func gracefulHandler(ctx *svc.ServiceContext) http.HandlerFunc {
logger := executors.NewLessExecutor(time.Second)
return func(w http.ResponseWriter, r *http.Request) {
host, err := os.Hostname()
if err != nil {
http.Error(w, http.StatusText(http.StatusNotImplemented), http.StatusNotImplemented)
return
}
conn := ctx.Client.Conn()
client := graceful.NewGraceServiceClient(conn)
rp, err := client.Grace(context.Background(), &graceful.Request{From: host})
if err != nil {
logx.Error(err)
http.Error(w, http.StatusText(http.StatusBadGateway), http.StatusBadGateway)
return
}
var resp types.Response
resp.Host = rp.Host
logger.DoOrDiscard(func() {
fmt.Printf("%s from host: %s\n", time.Now().Format("15:04:05"), rp.Host)
})
httpx.OkJson(w, resp)
}
}

View File

@@ -1,19 +0,0 @@
// Code generated by goctl. DO NOT EDIT.
package handler
import (
"net/http"
"github.com/tal-tech/go-zero/example/graceful/dns/api/svc"
"github.com/tal-tech/go-zero/rest"
)
func RegisterHandlers(engine *rest.Server, ctx *svc.ServiceContext) {
engine.AddRoutes([]rest.Route{
{
Method: http.MethodGet,
Path: "/api/graceful",
Handler: gracefulHandler(ctx),
},
})
}

View File

@@ -1,7 +0,0 @@
package svc
import "github.com/tal-tech/go-zero/zrpc"
type ServiceContext struct {
Client zrpc.Client
}

View File

@@ -1,7 +0,0 @@
// Code generated by goctl. DO NOT EDIT.
package types
type Response struct {
Host string `json:"host"`
Time int64 `json:"time"`
}

View File

@@ -1,22 +0,0 @@
FROM golang:1.13 AS builder
ENV CGO_ENABLED 0
ENV GOOS linux
WORKDIR $GOPATH/src/zero
COPY . .
RUN go build -ldflags="-s -w" -o /app/gracefulrpc example/graceful/dns/rpc/gracefulrpc.go
FROM alpine
RUN apk update --no-cache
RUN apk add --no-cache ca-certificates
RUN apk add --no-cache tzdata
ENV TZ Asia/Shanghai
WORKDIR /app
COPY --from=builder /app/gracefulrpc /app/gracefulrpc
COPY example/graceful/dns/rpc/etc/config.json /app/etc/config.json
CMD ["./gracefulrpc", "-f", "etc/config.json"]

View File

@@ -1,4 +0,0 @@
{
"Name": "rpc.grace",
"ListenOn": "0.0.0.0:3456"
}

View File

@@ -1,15 +0,0 @@
syntax = "proto3";
package graceful;
message Request {
string from = 1;
}
message Response {
string host = 2;
}
service GraceService {
rpc grace(Request) returns(Response);
}

View File

@@ -1,159 +0,0 @@
// Code generated by protoc-gen-go.
// source: graceful.proto
// DO NOT EDIT!
/*
Package graceful is a generated protocol buffer package.
It is generated from these files:
graceful.proto
It has these top-level messages:
Request
Response
*/
package graceful
import (
"fmt"
"math"
"github.com/golang/protobuf/proto"
"golang.org/x/net/context"
"google.golang.org/grpc"
)
// Reference imports to suppress errors if they are not otherwise used.
var _ = proto.Marshal
var _ = fmt.Errorf
var _ = math.Inf
// This is a compile-time assertion to ensure that this generated file
// is compatible with the proto package it is being compiled against.
// A compilation error at this line likely means your copy of the
// proto package needs to be updated.
const _ = proto.ProtoPackageIsVersion2 // please upgrade the proto package
type Request struct {
From string `protobuf:"bytes,1,opt,name=from" json:"from,omitempty"`
}
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) GetFrom() string {
if m != nil {
return m.From
}
return ""
}
type Response struct {
Host string `protobuf:"bytes,2,opt,name=host" json:"host,omitempty"`
}
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{1} }
func (m *Response) GetHost() string {
if m != nil {
return m.Host
}
return ""
}
func init() {
proto.RegisterType((*Request)(nil), "graceful.Request")
proto.RegisterType((*Response)(nil), "graceful.Response")
}
// Reference imports to suppress errors if they are not otherwise used.
var _ context.Context
var _ grpc.ClientConn
// This is a compile-time assertion to ensure that this generated file
// is compatible with the grpc package it is being compiled against.
const _ = grpc.SupportPackageIsVersion4
// Client API for GraceService service
type GraceServiceClient interface {
Grace(ctx context.Context, in *Request, opts ...grpc.CallOption) (*Response, error)
}
type graceServiceClient struct {
cc *grpc.ClientConn
}
func NewGraceServiceClient(cc *grpc.ClientConn) GraceServiceClient {
return &graceServiceClient{cc}
}
func (c *graceServiceClient) Grace(ctx context.Context, in *Request, opts ...grpc.CallOption) (*Response, error) {
out := new(Response)
err := grpc.Invoke(ctx, "/graceful.GraceService/grace", in, out, c.cc, opts...)
if err != nil {
return nil, err
}
return out, nil
}
// Server API for GraceService service
type GraceServiceServer interface {
Grace(context.Context, *Request) (*Response, error)
}
func RegisterGraceServiceServer(s *grpc.Server, srv GraceServiceServer) {
s.RegisterService(&_GraceService_serviceDesc, srv)
}
func _GraceService_Grace_Handler(srv interface{}, ctx context.Context, dec func(interface{}) error, interceptor grpc.UnaryServerInterceptor) (interface{}, error) {
in := new(Request)
if err := dec(in); err != nil {
return nil, err
}
if interceptor == nil {
return srv.(GraceServiceServer).Grace(ctx, in)
}
info := &grpc.UnaryServerInfo{
Server: srv,
FullMethod: "/graceful.GraceService/Grace",
}
handler := func(ctx context.Context, req interface{}) (interface{}, error) {
return srv.(GraceServiceServer).Grace(ctx, req.(*Request))
}
return interceptor(ctx, in, info, handler)
}
var _GraceService_serviceDesc = grpc.ServiceDesc{
ServiceName: "graceful.GraceService",
HandlerType: (*GraceServiceServer)(nil),
Methods: []grpc.MethodDesc{
{
MethodName: "grace",
Handler: _GraceService_Grace_Handler,
},
},
Streams: []grpc.StreamDesc{},
Metadata: "graceful.proto",
}
func init() { proto.RegisterFile("graceful.proto", fileDescriptor0) }
var fileDescriptor0 = []byte{
// 134 bytes of a gzipped FileDescriptorProto
0x1f, 0x8b, 0x08, 0x00, 0x00, 0x09, 0x6e, 0x88, 0x02, 0xff, 0xe2, 0xe2, 0x4b, 0x2f, 0x4a, 0x4c,
0x4e, 0x4d, 0x2b, 0xcd, 0xd1, 0x2b, 0x28, 0xca, 0x2f, 0xc9, 0x17, 0xe2, 0x80, 0xf1, 0x95, 0x64,
0xb9, 0xd8, 0x83, 0x52, 0x0b, 0x4b, 0x53, 0x8b, 0x4b, 0x84, 0x84, 0xb8, 0x58, 0xd2, 0x8a, 0xf2,
0x73, 0x25, 0x18, 0x15, 0x18, 0x35, 0x38, 0x83, 0xc0, 0x6c, 0x25, 0x39, 0x2e, 0x8e, 0xa0, 0xd4,
0xe2, 0x82, 0xfc, 0xbc, 0xe2, 0x54, 0x90, 0x7c, 0x46, 0x7e, 0x71, 0x89, 0x04, 0x13, 0x44, 0x1e,
0xc4, 0x36, 0xb2, 0xe3, 0xe2, 0x71, 0x07, 0x19, 0x15, 0x9c, 0x5a, 0x54, 0x96, 0x99, 0x9c, 0x2a,
0xa4, 0xc7, 0xc5, 0x0a, 0x36, 0x5a, 0x48, 0x50, 0x0f, 0x6e, 0x25, 0xd4, 0x7c, 0x29, 0x21, 0x64,
0x21, 0x88, 0x99, 0x49, 0x6c, 0x60, 0xf7, 0x18, 0x03, 0x02, 0x00, 0x00, 0xff, 0xff, 0x81, 0x87,
0xc8, 0xc1, 0xa1, 0x00, 0x00, 0x00,
}

View File

@@ -1,50 +0,0 @@
package main
import (
"context"
"flag"
"fmt"
"os"
"time"
"github.com/tal-tech/go-zero/core/conf"
"github.com/tal-tech/go-zero/example/graceful/dns/rpc/graceful"
"github.com/tal-tech/go-zero/zrpc"
"google.golang.org/grpc"
)
var configFile = flag.String("f", "etc/config.json", "the config file")
type GracefulServer struct{}
func NewGracefulServer() *GracefulServer {
return &GracefulServer{}
}
func (gs *GracefulServer) Grace(ctx context.Context, req *graceful.Request) (*graceful.Response, error) {
fmt.Println("=>", req)
time.Sleep(time.Millisecond * 10)
hostname, err := os.Hostname()
if err != nil {
return nil, err
}
return &graceful.Response{
Host: hostname,
}, nil
}
func main() {
flag.Parse()
var c zrpc.RpcServerConf
conf.MustLoad(*configFile, &c)
server := zrpc.MustNewServer(c, func(grpcServer *grpc.Server) {
graceful.RegisterGraceServiceServer(grpcServer, NewGracefulServer())
})
defer server.Stop()
server.Start()
}

View File

@@ -1,28 +0,0 @@
FROM golang:alpine AS builder
LABEL stage=gobuilder
ENV CGO_ENABLED 0
ENV GOOS linux
RUN apk update
RUN apk add upx
WORKDIR $GOPATH/src/zero
COPY . .
RUN go build -ldflags="-s -w" -o /app/graceful example/graceful/etcd/api/graceful.go
RUN upx /app/graceful
FROM alpine
RUN apk update --no-cache
RUN apk add --no-cache ca-certificates
RUN apk add --no-cache tzdata
ENV TZ Asia/Shanghai
WORKDIR /app
COPY --from=builder /app/graceful /app/graceful
COPY example/graceful/etcd/api/etc/graceful-api.json /app/etc/config.json
CMD ["./graceful", "-f", "etc/config.json"]

View File

@@ -1,11 +0,0 @@
package config
import (
"github.com/tal-tech/go-zero/rest"
"github.com/tal-tech/go-zero/zrpc"
)
type Config struct {
rest.RestConf
Rpc zrpc.RpcClientConf
}

View File

@@ -1,12 +0,0 @@
{
"Name": "graceful-api",
"Host": "0.0.0.0",
"Port": 8888,
"MaxConns": 1000000,
"Rpc": {
"Etcd": {
"Hosts": ["etcd.discov:2379"],
"Key": "zrpc"
}
}
}

View File

@@ -1,11 +0,0 @@
type Response {
Host string `json:"host"`
Time int64 `json:"time"`
}
service graceful-api {
@server(
handler: GracefulHandler
)
get /api/graceful() returns(Response)
}

View File

@@ -1,32 +0,0 @@
package main
import (
"flag"
"github.com/tal-tech/go-zero/core/conf"
"github.com/tal-tech/go-zero/example/graceful/etcd/api/config"
"github.com/tal-tech/go-zero/example/graceful/etcd/api/handler"
"github.com/tal-tech/go-zero/example/graceful/etcd/api/svc"
"github.com/tal-tech/go-zero/rest"
"github.com/tal-tech/go-zero/zrpc"
)
var configFile = flag.String("f", "etc/graceful-api.json", "the config file")
func main() {
flag.Parse()
var c config.Config
conf.MustLoad(*configFile, &c)
client := zrpc.MustNewClient(c.Rpc)
ctx := &svc.ServiceContext{
Client: client,
}
engine := rest.MustNewServer(c.RestConf)
defer engine.Stop()
handler.RegisterHandlers(engine, ctx)
engine.Start()
}

View File

@@ -1,43 +0,0 @@
package handler
import (
"context"
"fmt"
"net/http"
"os"
"time"
"github.com/tal-tech/go-zero/core/executors"
"github.com/tal-tech/go-zero/core/logx"
"github.com/tal-tech/go-zero/example/graceful/etcd/api/svc"
"github.com/tal-tech/go-zero/example/graceful/etcd/api/types"
"github.com/tal-tech/go-zero/example/graceful/etcd/rpc/graceful"
"github.com/tal-tech/go-zero/rest/httpx"
)
func gracefulHandler(ctx *svc.ServiceContext) http.HandlerFunc {
logger := executors.NewLessExecutor(time.Second)
return func(w http.ResponseWriter, r *http.Request) {
host, err := os.Hostname()
if err != nil {
http.Error(w, http.StatusText(http.StatusNotImplemented), http.StatusNotImplemented)
return
}
conn := ctx.Client.Conn()
client := graceful.NewGraceServiceClient(conn)
rp, err := client.Grace(context.Background(), &graceful.Request{From: host})
if err != nil {
logx.Error(err)
http.Error(w, http.StatusText(http.StatusBadGateway), http.StatusBadGateway)
return
}
var resp types.Response
resp.Host = rp.Host
logger.DoOrDiscard(func() {
fmt.Printf("%s from host: %s\n", time.Now().Format("15:04:05"), rp.Host)
})
httpx.OkJson(w, resp)
}
}

View File

@@ -1,19 +0,0 @@
// Code generated by goctl. DO NOT EDIT.
package handler
import (
"net/http"
"github.com/tal-tech/go-zero/example/graceful/etcd/api/svc"
"github.com/tal-tech/go-zero/rest"
)
func RegisterHandlers(engine *rest.Server, ctx *svc.ServiceContext) {
engine.AddRoutes([]rest.Route{
{
Method: http.MethodGet,
Path: "/api/graceful",
Handler: gracefulHandler(ctx),
},
})
}

View File

@@ -1,7 +0,0 @@
package svc
import "github.com/tal-tech/go-zero/zrpc"
type ServiceContext struct {
Client zrpc.Client
}

View File

@@ -1,7 +0,0 @@
// Code generated by goctl. DO NOT EDIT.
package types
type Response struct {
Host string `json:"host"`
Time int64 `json:"time"`
}

View File

@@ -1,4 +0,0 @@
apiVersion: v1
kind: Namespace
metadata:
name: discov

View File

@@ -1,319 +0,0 @@
apiVersion: v1
kind: Service
metadata:
name: etcd
namespace: discov
spec:
ports:
- name: etcd-port
port: 2379
protocol: TCP
targetPort: 2379
selector:
app: etcd
---
apiVersion: v1
kind: Pod
metadata:
labels:
app: etcd
etcd_node: etcd0
name: etcd0
namespace: discov
spec:
containers:
- command:
- /usr/local/bin/etcd
- --name
- etcd0
- --initial-advertise-peer-urls
- http://etcd0:2380
- --listen-peer-urls
- http://0.0.0.0:2380
- --listen-client-urls
- http://0.0.0.0:2379
- --advertise-client-urls
- http://etcd0:2379
- --initial-cluster
- etcd0=http://etcd0:2380,etcd1=http://etcd1:2380,etcd2=http://etcd2:2380,etcd3=http://etcd3:2380,etcd4=http://etcd4:2380
- --initial-cluster-state
- new
image: quay.io/coreos/etcd:latest
name: etcd0
ports:
- containerPort: 2379
name: client
protocol: TCP
- containerPort: 2380
name: server
protocol: TCP
restartPolicy: Always
---
apiVersion: v1
kind: Service
metadata:
labels:
etcd_node: etcd0
name: etcd0
namespace: discov
spec:
ports:
- name: client
port: 2379
protocol: TCP
targetPort: 2379
- name: server
port: 2380
protocol: TCP
targetPort: 2380
selector:
etcd_node: etcd0
---
apiVersion: v1
kind: Pod
metadata:
labels:
app: etcd
etcd_node: etcd1
name: etcd1
namespace: discov
spec:
containers:
- command:
- /usr/local/bin/etcd
- --name
- etcd1
- --initial-advertise-peer-urls
- http://etcd1:2380
- --listen-peer-urls
- http://0.0.0.0:2380
- --listen-client-urls
- http://0.0.0.0:2379
- --advertise-client-urls
- http://etcd1:2379
- --initial-cluster
- etcd0=http://etcd0:2380,etcd1=http://etcd1:2380,etcd2=http://etcd2:2380,etcd3=http://etcd3:2380,etcd4=http://etcd4:2380
- --initial-cluster-state
- new
image: quay.io/coreos/etcd:latest
name: etcd1
ports:
- containerPort: 2379
name: client
protocol: TCP
- containerPort: 2380
name: server
protocol: TCP
restartPolicy: Always
---
apiVersion: v1
kind: Service
metadata:
labels:
etcd_node: etcd1
name: etcd1
namespace: discov
spec:
ports:
- name: client
port: 2379
protocol: TCP
targetPort: 2379
- name: server
port: 2380
protocol: TCP
targetPort: 2380
selector:
etcd_node: etcd1
---
apiVersion: v1
kind: Pod
metadata:
labels:
app: etcd
etcd_node: etcd2
name: etcd2
namespace: discov
spec:
containers:
- command:
- /usr/local/bin/etcd
- --name
- etcd2
- --initial-advertise-peer-urls
- http://etcd2:2380
- --listen-peer-urls
- http://0.0.0.0:2380
- --listen-client-urls
- http://0.0.0.0:2379
- --advertise-client-urls
- http://etcd2:2379
- --initial-cluster
- etcd0=http://etcd0:2380,etcd1=http://etcd1:2380,etcd2=http://etcd2:2380,etcd3=http://etcd3:2380,etcd4=http://etcd4:2380
- --initial-cluster-state
- new
image: quay.io/coreos/etcd:latest
name: etcd2
ports:
- containerPort: 2379
name: client
protocol: TCP
- containerPort: 2380
name: server
protocol: TCP
restartPolicy: Always
---
apiVersion: v1
kind: Service
metadata:
labels:
etcd_node: etcd2
name: etcd2
namespace: discov
spec:
ports:
- name: client
port: 2379
protocol: TCP
targetPort: 2379
- name: server
port: 2380
protocol: TCP
targetPort: 2380
selector:
etcd_node: etcd2
---
apiVersion: v1
kind: Pod
metadata:
labels:
app: etcd
etcd_node: etcd3
name: etcd3
namespace: discov
spec:
containers:
- command:
- /usr/local/bin/etcd
- --name
- etcd3
- --initial-advertise-peer-urls
- http://etcd3:2380
- --listen-peer-urls
- http://0.0.0.0:2380
- --listen-client-urls
- http://0.0.0.0:2379
- --advertise-client-urls
- http://etcd3:2379
- --initial-cluster
- etcd0=http://etcd0:2380,etcd1=http://etcd1:2380,etcd2=http://etcd2:2380,etcd3=http://etcd3:2380,etcd4=http://etcd4:2380
- --initial-cluster-state
- new
image: quay.io/coreos/etcd:latest
name: etcd3
ports:
- containerPort: 2379
name: client
protocol: TCP
- containerPort: 2380
name: server
protocol: TCP
restartPolicy: Always
---
apiVersion: v1
kind: Service
metadata:
labels:
etcd_node: etcd3
name: etcd3
namespace: discov
spec:
ports:
- name: client
port: 2379
protocol: TCP
targetPort: 2379
- name: server
port: 2380
protocol: TCP
targetPort: 2380
selector:
etcd_node: etcd3
---
apiVersion: v1
kind: Pod
metadata:
labels:
app: etcd
etcd_node: etcd4
name: etcd4
namespace: discov
spec:
containers:
- command:
- /usr/local/bin/etcd
- --name
- etcd4
- --initial-advertise-peer-urls
- http://etcd4:2380
- --listen-peer-urls
- http://0.0.0.0:2380
- --listen-client-urls
- http://0.0.0.0:2379
- --advertise-client-urls
- http://etcd4:2379
- --initial-cluster
- etcd0=http://etcd0:2380,etcd1=http://etcd1:2380,etcd2=http://etcd2:2380,etcd3=http://etcd3:2380,etcd4=http://etcd4:2380
- --initial-cluster-state
- new
image: quay.io/coreos/etcd:latest
name: etcd4
ports:
- containerPort: 2379
name: client
protocol: TCP
- containerPort: 2380
name: server
protocol: TCP
restartPolicy: Always
---
apiVersion: v1
kind: Service
metadata:
labels:
etcd_node: etcd4
name: etcd4
namespace: discov
spec:
ports:
- name: client
port: 2379
protocol: TCP
targetPort: 2379
- name: server
port: 2380
protocol: TCP
targetPort: 2380
selector:
etcd_node: etcd4

View File

@@ -1,24 +0,0 @@
FROM golang:alpine AS builder
LABEL stage=gobuilder
ENV CGO_ENABLED 0
ENV GOOS linux
WORKDIR $GOPATH/src/zero
COPY . .
RUN go build -ldflags="-s -w" -o /app/gracefulrpc example/graceful/etcd/rpc/gracefulrpc.go
FROM alpine
RUN apk update --no-cache
RUN apk add --no-cache ca-certificates
RUN apk add --no-cache tzdata
ENV TZ Asia/Shanghai
WORKDIR /app
COPY --from=builder /app/gracefulrpc /app/gracefulrpc
COPY example/graceful/etcd/rpc/etc/graceful-rpc.json /app/etc/config.json
CMD ["./gracefulrpc", "-f", "etc/config.json"]

View File

@@ -1,8 +0,0 @@
{
"Name": "rpc.grace",
"ListenOn": "0.0.0.0:3456",
"Etcd": {
"Hosts": ["etcd.discov:2379"],
"Key": "zrpc"
}
}

View File

@@ -1,15 +0,0 @@
syntax = "proto3";
package graceful;
message Request {
string from = 1;
}
message Response {
string host = 2;
}
service GraceService {
rpc grace(Request) returns(Response);
}

View File

@@ -1,159 +0,0 @@
// Code generated by protoc-gen-go.
// source: graceful.proto
// DO NOT EDIT!
/*
Package graceful is a generated protocol buffer package.
It is generated from these files:
graceful.proto
It has these top-level messages:
Request
Response
*/
package graceful
import (
"fmt"
"math"
"github.com/golang/protobuf/proto"
"golang.org/x/net/context"
"google.golang.org/grpc"
)
// Reference imports to suppress errors if they are not otherwise used.
var _ = proto.Marshal
var _ = fmt.Errorf
var _ = math.Inf
// This is a compile-time assertion to ensure that this generated file
// is compatible with the proto package it is being compiled against.
// A compilation error at this line likely means your copy of the
// proto package needs to be updated.
const _ = proto.ProtoPackageIsVersion2 // please upgrade the proto package
type Request struct {
From string `protobuf:"bytes,1,opt,name=from" json:"from,omitempty"`
}
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) GetFrom() string {
if m != nil {
return m.From
}
return ""
}
type Response struct {
Host string `protobuf:"bytes,2,opt,name=host" json:"host,omitempty"`
}
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{1} }
func (m *Response) GetHost() string {
if m != nil {
return m.Host
}
return ""
}
func init() {
proto.RegisterType((*Request)(nil), "graceful.Request")
proto.RegisterType((*Response)(nil), "graceful.Response")
}
// Reference imports to suppress errors if they are not otherwise used.
var _ context.Context
var _ grpc.ClientConn
// This is a compile-time assertion to ensure that this generated file
// is compatible with the grpc package it is being compiled against.
const _ = grpc.SupportPackageIsVersion4
// Client API for GraceService service
type GraceServiceClient interface {
Grace(ctx context.Context, in *Request, opts ...grpc.CallOption) (*Response, error)
}
type graceServiceClient struct {
cc *grpc.ClientConn
}
func NewGraceServiceClient(cc *grpc.ClientConn) GraceServiceClient {
return &graceServiceClient{cc}
}
func (c *graceServiceClient) Grace(ctx context.Context, in *Request, opts ...grpc.CallOption) (*Response, error) {
out := new(Response)
err := grpc.Invoke(ctx, "/graceful.GraceService/grace", in, out, c.cc, opts...)
if err != nil {
return nil, err
}
return out, nil
}
// Server API for GraceService service
type GraceServiceServer interface {
Grace(context.Context, *Request) (*Response, error)
}
func RegisterGraceServiceServer(s *grpc.Server, srv GraceServiceServer) {
s.RegisterService(&_GraceService_serviceDesc, srv)
}
func _GraceService_Grace_Handler(srv interface{}, ctx context.Context, dec func(interface{}) error, interceptor grpc.UnaryServerInterceptor) (interface{}, error) {
in := new(Request)
if err := dec(in); err != nil {
return nil, err
}
if interceptor == nil {
return srv.(GraceServiceServer).Grace(ctx, in)
}
info := &grpc.UnaryServerInfo{
Server: srv,
FullMethod: "/graceful.GraceService/Grace",
}
handler := func(ctx context.Context, req interface{}) (interface{}, error) {
return srv.(GraceServiceServer).Grace(ctx, req.(*Request))
}
return interceptor(ctx, in, info, handler)
}
var _GraceService_serviceDesc = grpc.ServiceDesc{
ServiceName: "graceful.GraceService",
HandlerType: (*GraceServiceServer)(nil),
Methods: []grpc.MethodDesc{
{
MethodName: "grace",
Handler: _GraceService_Grace_Handler,
},
},
Streams: []grpc.StreamDesc{},
Metadata: "graceful.proto",
}
func init() { proto.RegisterFile("graceful.proto", fileDescriptor0) }
var fileDescriptor0 = []byte{
// 134 bytes of a gzipped FileDescriptorProto
0x1f, 0x8b, 0x08, 0x00, 0x00, 0x09, 0x6e, 0x88, 0x02, 0xff, 0xe2, 0xe2, 0x4b, 0x2f, 0x4a, 0x4c,
0x4e, 0x4d, 0x2b, 0xcd, 0xd1, 0x2b, 0x28, 0xca, 0x2f, 0xc9, 0x17, 0xe2, 0x80, 0xf1, 0x95, 0x64,
0xb9, 0xd8, 0x83, 0x52, 0x0b, 0x4b, 0x53, 0x8b, 0x4b, 0x84, 0x84, 0xb8, 0x58, 0xd2, 0x8a, 0xf2,
0x73, 0x25, 0x18, 0x15, 0x18, 0x35, 0x38, 0x83, 0xc0, 0x6c, 0x25, 0x39, 0x2e, 0x8e, 0xa0, 0xd4,
0xe2, 0x82, 0xfc, 0xbc, 0xe2, 0x54, 0x90, 0x7c, 0x46, 0x7e, 0x71, 0x89, 0x04, 0x13, 0x44, 0x1e,
0xc4, 0x36, 0xb2, 0xe3, 0xe2, 0x71, 0x07, 0x19, 0x15, 0x9c, 0x5a, 0x54, 0x96, 0x99, 0x9c, 0x2a,
0xa4, 0xc7, 0xc5, 0x0a, 0x36, 0x5a, 0x48, 0x50, 0x0f, 0x6e, 0x25, 0xd4, 0x7c, 0x29, 0x21, 0x64,
0x21, 0x88, 0x99, 0x49, 0x6c, 0x60, 0xf7, 0x18, 0x03, 0x02, 0x00, 0x00, 0xff, 0xff, 0x81, 0x87,
0xc8, 0xc1, 0xa1, 0x00, 0x00, 0x00,
}

View File

@@ -1,50 +0,0 @@
package main
import (
"context"
"flag"
"fmt"
"os"
"time"
"github.com/tal-tech/go-zero/core/conf"
"github.com/tal-tech/go-zero/example/graceful/etcd/rpc/graceful"
"github.com/tal-tech/go-zero/zrpc"
"google.golang.org/grpc"
)
var configFile = flag.String("f", "etc/config.json", "the config file")
type GracefulServer struct{}
func NewGracefulServer() *GracefulServer {
return &GracefulServer{}
}
func (gs *GracefulServer) Grace(ctx context.Context, req *graceful.Request) (*graceful.Response, error) {
fmt.Println("=>", req)
time.Sleep(time.Millisecond * 10)
hostname, err := os.Hostname()
if err != nil {
return nil, err
}
return &graceful.Response{
Host: hostname,
}, nil
}
func main() {
flag.Parse()
var c zrpc.RpcServerConf
conf.MustLoad(*configFile, &c)
server := zrpc.MustNewServer(c, func(grpcServer *grpc.Server) {
graceful.RegisterGraceServiceServer(grpcServer, NewGracefulServer())
})
defer server.Stop()
server.Start()
}

View File

@@ -1,170 +0,0 @@
package main
import (
"flag"
"fmt"
"net/http"
"os"
"sync"
"time"
"github.com/tal-tech/go-zero/core/lang"
"github.com/tal-tech/go-zero/core/logx"
"github.com/tal-tech/go-zero/core/threading"
"gopkg.in/cheggaaa/pb.v1"
)
var (
freq = flag.Int("freq", 100, "frequency")
duration = flag.String("duration", "10s", "duration")
)
type (
counting struct {
ok int
fail int
reject int
errs int
unknown int
}
metric struct {
counting
lock sync.Mutex
}
)
func (m *metric) addOk() {
m.lock.Lock()
m.ok++
m.lock.Unlock()
}
func (m *metric) addFail() {
m.lock.Lock()
m.ok++
m.lock.Unlock()
}
func (m *metric) addReject() {
m.lock.Lock()
m.ok++
m.lock.Unlock()
}
func (m *metric) addErrs() {
m.lock.Lock()
m.errs++
m.lock.Unlock()
}
func (m *metric) addUnknown() {
m.lock.Lock()
m.unknown++
m.lock.Unlock()
}
func (m *metric) reset() counting {
m.lock.Lock()
result := counting{
ok: m.ok,
fail: m.fail,
reject: m.reject,
errs: m.errs,
unknown: m.unknown,
}
m.ok = 0
m.fail = 0
m.reject = 0
m.errs = 0
m.unknown = 0
m.lock.Unlock()
return result
}
func runRequests(url string, frequency int, metrics *metric, done <-chan lang.PlaceholderType) {
ticker := time.NewTicker(time.Second / time.Duration(frequency))
defer ticker.Stop()
for {
select {
case <-ticker.C:
go func() {
resp, err := http.Get(url)
if err != nil {
metrics.addErrs()
return
}
defer resp.Body.Close()
switch resp.StatusCode {
case http.StatusOK:
metrics.addOk()
case http.StatusInternalServerError:
metrics.addFail()
case http.StatusServiceUnavailable:
metrics.addReject()
default:
metrics.addUnknown()
}
}()
case <-done:
return
}
}
}
func main() {
flag.Parse()
fp, err := os.Create("result.csv")
logx.Must(err)
defer fp.Close()
fmt.Fprintln(fp, "seconds,goodOk,goodFail,goodReject,goodErrs,goodUnknowns,goodDropRatio,"+
"heavyOk,heavyFail,heavyReject,heavyErrs,heavyUnknowns,heavyDropRatio")
var gm, hm metric
dur, err := time.ParseDuration(*duration)
logx.Must(err)
done := make(chan lang.PlaceholderType)
group := threading.NewRoutineGroup()
group.RunSafe(func() {
runRequests("http://localhost:8080/heavy", *freq, &hm, done)
})
group.RunSafe(func() {
runRequests("http://localhost:8080/good", *freq, &gm, done)
})
go func() {
ticker := time.NewTicker(time.Second)
defer ticker.Stop()
var seconds int
for range ticker.C {
seconds++
g := gm.reset()
h := hm.reset()
fmt.Fprintf(fp, "%d,%d,%d,%d,%d,%d,%.1f,%d,%d,%d,%d,%d,%.1f\n",
seconds, g.ok, g.fail, g.reject, g.errs, g.unknown,
float32(g.reject)/float32(g.ok+g.fail+g.reject+g.unknown),
h.ok, h.fail, h.reject, h.errs, h.unknown,
float32(h.reject)/float32(h.ok+h.fail+h.reject+h.unknown))
}
}()
go func() {
bar := pb.New(int(dur / time.Second)).Start()
ticker := time.NewTicker(time.Second)
defer ticker.Stop()
for range ticker.C {
bar.Increment()
}
bar.Finish()
}()
<-time.After(dur)
close(done)
group.Wait()
time.Sleep(time.Millisecond * 900)
}

View File

@@ -1,3 +0,0 @@
#!/bin/bash
hey -z 60s http://localhost:8080/good

View File

@@ -1,3 +0,0 @@
#!/bin/bash
hey -z 60s http://localhost:8080/heavy

View File

@@ -1,59 +0,0 @@
package main
import (
"net/http"
"runtime"
"time"
"github.com/tal-tech/go-zero/core/logx"
"github.com/tal-tech/go-zero/core/service"
"github.com/tal-tech/go-zero/core/stat"
"github.com/tal-tech/go-zero/core/syncx"
"github.com/tal-tech/go-zero/rest"
)
func main() {
logx.Disable()
stat.SetReporter(nil)
server := rest.MustNewServer(rest.RestConf{
ServiceConf: service.ServiceConf{
Name: "breaker",
Log: logx.LogConf{
Mode: "console",
},
},
Host: "0.0.0.0",
Port: 8080,
MaxConns: 1000,
Timeout: 3000,
})
latch := syncx.NewLimit(10)
server.AddRoute(rest.Route{
Method: http.MethodGet,
Path: "/heavy",
Handler: func(w http.ResponseWriter, r *http.Request) {
if latch.TryBorrow() {
defer latch.Return()
runtime.LockOSThread()
defer runtime.UnlockOSThread()
begin := time.Now()
for {
if time.Now().Sub(begin) > time.Millisecond*50 {
break
}
}
} else {
w.WriteHeader(http.StatusInternalServerError)
}
},
})
server.AddRoute(rest.Route{
Method: http.MethodGet,
Path: "/good",
Handler: func(w http.ResponseWriter, r *http.Request) {
w.WriteHeader(http.StatusOK)
},
})
defer server.Stop()
server.Start()
}

View File

@@ -1,5 +0,0 @@
#!/bin/bash
GOOS=linux go build -ldflags="-s -w" server.go
docker run --rm -it --cpus=1 -p 8080:8080 -v `pwd`:/app -w /app alpine /app/server
rm -f server

View File

@@ -1,70 +0,0 @@
package main
import (
"flag"
"net/http"
"github.com/tal-tech/go-zero/core/logx"
"github.com/tal-tech/go-zero/core/service"
"github.com/tal-tech/go-zero/rest"
"github.com/tal-tech/go-zero/rest/httpx"
)
var (
port = flag.Int("port", 3333, "the port to listen")
timeout = flag.Int64("timeout", 0, "timeout of milliseconds")
)
type Request struct {
User string `form:"user,options=a|b"`
}
func first(next http.HandlerFunc) http.HandlerFunc {
return func(w http.ResponseWriter, r *http.Request) {
w.Header().Add("X-Middleware", "first")
next(w, r)
}
}
func second(next http.HandlerFunc) http.HandlerFunc {
return func(w http.ResponseWriter, r *http.Request) {
w.Header().Add("X-Middleware", "second")
next(w, r)
}
}
func handle(w http.ResponseWriter, r *http.Request) {
var req Request
err := httpx.Parse(r, &req)
if err != nil {
http.Error(w, err.Error(), http.StatusBadRequest)
return
}
httpx.OkJson(w, "helllo, "+req.User)
}
func main() {
flag.Parse()
engine := rest.MustNewServer(rest.RestConf{
ServiceConf: service.ServiceConf{
Log: logx.LogConf{
Mode: "console",
},
},
Port: *port,
Timeout: *timeout,
MaxConns: 500,
}, rest.WithNotAllowedHandler(rest.CorsHandler()))
defer engine.Stop()
engine.Use(first)
engine.Use(second)
engine.AddRoute(rest.Route{
Method: http.MethodGet,
Path: "/",
Handler: handle,
})
engine.Start()
}

View File

@@ -1,65 +0,0 @@
package main
import (
"flag"
"fmt"
"net/http"
"github.com/tal-tech/go-zero/core/logx"
"github.com/tal-tech/go-zero/core/service"
"github.com/tal-tech/go-zero/rest"
"github.com/tal-tech/go-zero/rest/httpx"
)
var (
port = flag.Int("port", 3333, "the port to listen")
timeout = flag.Int64("timeout", 0, "timeout of milliseconds")
)
type Request struct {
User string `json:"user"`
}
func handleGet(w http.ResponseWriter, r *http.Request) {
}
func handlePost(w http.ResponseWriter, r *http.Request) {
var req Request
err := httpx.Parse(r, &req)
if err != nil {
http.Error(w, err.Error(), http.StatusBadRequest)
return
}
httpx.OkJson(w, fmt.Sprintf("Content-Length: %d, UserLen: %d", r.ContentLength, len(req.User)))
}
func main() {
flag.Parse()
engine := rest.MustNewServer(rest.RestConf{
ServiceConf: service.ServiceConf{
Log: logx.LogConf{
Mode: "console",
},
},
Port: *port,
Timeout: *timeout,
MaxConns: 500,
MaxBytes: 50,
CpuThreshold: 500,
})
defer engine.Stop()
engine.AddRoute(rest.Route{
Method: http.MethodGet,
Path: "/",
Handler: handleGet,
})
engine.AddRoute(rest.Route{
Method: http.MethodPost,
Path: "/",
Handler: handlePost,
})
engine.Start()
}

View File

@@ -1,11 +0,0 @@
FROM alpine
RUN apk update --no-cache
RUN apk add --no-cache ca-certificates
RUN apk add --no-cache tzdata
ENV TZ Asia/Shanghai
WORKDIR /app
COPY main /app/main
CMD ["./main"]

View File

@@ -1,63 +0,0 @@
package main
import (
"flag"
"math"
"net/http"
"time"
"github.com/tal-tech/go-zero/core/logx"
"github.com/tal-tech/go-zero/core/service"
"github.com/tal-tech/go-zero/rest"
"github.com/tal-tech/go-zero/rest/httpx"
)
var (
port = flag.Int("port", 3333, "the port to listen")
timeout = flag.Int64("timeout", 1000, "timeout of milliseconds")
cpu = flag.Int64("cpu", 500, "cpu threshold")
)
type Request struct {
User string `form:"user,optional"`
}
func handle(w http.ResponseWriter, r *http.Request) {
var req Request
err := httpx.Parse(r, &req)
if err != nil {
http.Error(w, err.Error(), http.StatusBadRequest)
return
}
var result float64
for i := 0; i < 30000; i++ {
result += math.Sqrt(float64(i))
}
time.Sleep(time.Millisecond * 5)
httpx.OkJson(w, result)
}
func main() {
flag.Parse()
logx.Disable()
engine := rest.MustNewServer(rest.RestConf{
ServiceConf: service.ServiceConf{
Log: logx.LogConf{
Mode: "console",
},
},
Port: *port,
Timeout: *timeout,
CpuThreshold: *cpu,
})
defer engine.Stop()
engine.AddRoute(rest.Route{
Method: http.MethodGet,
Path: "/",
Handler: handle,
})
engine.Start()
}

View File

@@ -1,67 +0,0 @@
package main
import (
"flag"
"fmt"
"log"
"runtime"
"strconv"
"sync"
"sync/atomic"
"time"
"github.com/tal-tech/go-zero/core/limit"
"github.com/tal-tech/go-zero/core/stores/redis"
)
const seconds = 5
var (
rdx = flag.String("redis", "localhost:6379", "the redis, default localhost:6379")
rdxType = flag.String("redisType", "node", "the redis type, default node")
rdxPass = flag.String("redisPass", "", "the redis password")
rdxKey = flag.String("redisKey", "rate", "the redis key, default rate")
threads = flag.Int("threads", runtime.NumCPU(), "the concurrent threads, default to cores")
)
func main() {
flag.Parse()
store := redis.NewRedis(*rdx, *rdxType, *rdxPass)
fmt.Println(store.Ping())
lmt := limit.NewPeriodLimit(seconds, 5, store, *rdxKey)
timer := time.NewTimer(time.Second * seconds)
quit := make(chan struct{})
defer timer.Stop()
go func() {
<-timer.C
close(quit)
}()
var allowed, denied int32
var wait sync.WaitGroup
for i := 0; i < *threads; i++ {
i := i
wait.Add(1)
go func() {
for {
select {
case <-quit:
wait.Done()
return
default:
if v, err := lmt.Take(strconv.FormatInt(int64(i), 10)); err == nil && v == limit.Allowed {
atomic.AddInt32(&allowed, 1)
} else if err != nil {
log.Fatal(err)
} else {
atomic.AddInt32(&denied, 1)
}
}
}
}()
}
wait.Wait()
fmt.Printf("allowed: %d, denied: %d, qps: %d\n", allowed, denied, (allowed+denied)/seconds)
}

View File

@@ -1,66 +0,0 @@
package main
import (
"flag"
"fmt"
"runtime"
"sync"
"sync/atomic"
"time"
"github.com/tal-tech/go-zero/core/limit"
"github.com/tal-tech/go-zero/core/stores/redis"
)
const (
burst = 100
rate = 100
seconds = 5
)
var (
rdx = flag.String("redis", "localhost:6379", "the redis, default localhost:6379")
rdxType = flag.String("redisType", "node", "the redis type, default node")
rdxKey = flag.String("redisKey", "rate", "the redis key, default rate")
rdxPass = flag.String("redisPass", "", "the redis password")
threads = flag.Int("threads", runtime.NumCPU(), "the concurrent threads, default to cores")
)
func main() {
flag.Parse()
store := redis.NewRedis(*rdx, *rdxType, *rdxPass)
fmt.Println(store.Ping())
limit := limit.NewTokenLimiter(rate, burst, store, *rdxKey)
timer := time.NewTimer(time.Second * seconds)
quit := make(chan struct{})
defer timer.Stop()
go func() {
<-timer.C
close(quit)
}()
var allowed, denied int32
var wait sync.WaitGroup
for i := 0; i < *threads; i++ {
wait.Add(1)
go func() {
for {
select {
case <-quit:
wait.Done()
return
default:
if limit.Allow() {
atomic.AddInt32(&allowed, 1)
} else {
atomic.AddInt32(&denied, 1)
}
}
}
}()
}
wait.Wait()
fmt.Printf("allowed: %d, denied: %d, qps: %d\n", allowed, denied, (allowed+denied)/seconds)
}

View File

@@ -1,148 +0,0 @@
package main
import (
"flag"
"fmt"
"io"
"math"
"math/rand"
"os"
"sync"
"sync/atomic"
"time"
"github.com/tal-tech/go-zero/core/collection"
"github.com/tal-tech/go-zero/core/executors"
"github.com/tal-tech/go-zero/core/logx"
"github.com/tal-tech/go-zero/core/syncx"
"gopkg.in/cheggaaa/pb.v1"
)
const (
beta = 0.9
total = 400
interval = time.Second
factor = 5
)
var (
seconds = flag.Int("d", 400, "duration to go")
flying uint64
avgFlyingAggressive float64
aggressiveLock syncx.SpinLock
avgFlyingLazy float64
lazyLock syncx.SpinLock
avgFlyingBoth float64
bothLock syncx.SpinLock
lessWriter *executors.LessExecutor
passCounter = collection.NewRollingWindow(50, time.Millisecond*100)
rtCounter = collection.NewRollingWindow(50, time.Millisecond*100)
index int32
)
func main() {
flag.Parse()
// only log 100 records
lessWriter = executors.NewLessExecutor(interval * total / 100)
fp, err := os.Create("result.csv")
logx.Must(err)
defer fp.Close()
fmt.Fprintln(fp, "second,maxFlight,flying,agressiveAvgFlying,lazyAvgFlying,bothAvgFlying")
ticker := time.NewTicker(interval)
defer ticker.Stop()
bar := pb.New(*seconds * 2).Start()
var waitGroup sync.WaitGroup
batchRequests := func(i int) {
<-ticker.C
requests := (i + 1) * factor
func() {
it := time.NewTicker(interval / time.Duration(requests))
defer it.Stop()
for j := 0; j < requests; j++ {
<-it.C
waitGroup.Add(1)
go func() {
issueRequest(fp, atomic.AddInt32(&index, 1))
waitGroup.Done()
}()
}
bar.Increment()
}()
}
for i := 0; i < *seconds; i++ {
batchRequests(i)
}
for i := *seconds; i > 0; i-- {
batchRequests(i)
}
bar.Finish()
waitGroup.Wait()
}
func issueRequest(writer io.Writer, idx int32) {
v := atomic.AddUint64(&flying, 1)
aggressiveLock.Lock()
af := avgFlyingAggressive*beta + float64(v)*(1-beta)
avgFlyingAggressive = af
aggressiveLock.Unlock()
bothLock.Lock()
bf := avgFlyingBoth*beta + float64(v)*(1-beta)
avgFlyingBoth = bf
bothLock.Unlock()
duration := time.Millisecond * time.Duration(rand.Int63n(10)+1)
job(duration)
passCounter.Add(1)
rtCounter.Add(float64(duration) / float64(time.Millisecond))
v1 := atomic.AddUint64(&flying, ^uint64(0))
lazyLock.Lock()
lf := avgFlyingLazy*beta + float64(v1)*(1-beta)
avgFlyingLazy = lf
lazyLock.Unlock()
bothLock.Lock()
bf = avgFlyingBoth*beta + float64(v1)*(1-beta)
avgFlyingBoth = bf
bothLock.Unlock()
lessWriter.DoOrDiscard(func() {
fmt.Fprintf(writer, "%d,%d,%d,%.2f,%.2f,%.2f\n", idx, maxFlight(), v, af, lf, bf)
})
}
func job(duration time.Duration) {
time.Sleep(duration)
}
func maxFlight() int64 {
return int64(math.Max(1, float64(maxPass()*10)*(minRt()/1e3)))
}
func maxPass() int64 {
var result float64 = 1
passCounter.Reduce(func(b *collection.Bucket) {
if b.Sum > result {
result = b.Sum
}
})
return int64(result)
}
func minRt() float64 {
var result float64 = 1000
rtCounter.Reduce(func(b *collection.Bucket) {
if b.Count <= 0 {
return
}
avg := math.Round(b.Sum / float64(b.Count))
if avg < result {
result = avg
}
})
return result
}

View File

@@ -1,14 +0,0 @@
import click
import pandas as pd
import matplotlib.pyplot as plt
@click.command()
@click.option("--csv", default="result.csv")
def main(csv):
df = pd.read_csv(csv, index_col="second")
df.drop(["agressiveAvgFlying", "bothAvgFlying"], axis=1, inplace=True)
df.plot()
plt.show()
if __name__ == "__main__":
main()

View File

@@ -1,95 +0,0 @@
package main
import (
"errors"
"flag"
"fmt"
"io"
"net/http"
"os"
"sync/atomic"
"time"
"github.com/tal-tech/go-zero/core/fx"
"github.com/tal-tech/go-zero/core/logx"
)
var (
errServiceUnavailable = errors.New("service unavailable")
total int64
pass int64
fail int64
drop int64
seconds int64 = 1
)
func main() {
flag.Parse()
fp, err := os.Create("result.csv")
logx.Must(err)
defer fp.Close()
fmt.Fprintln(fp, "seconds,total,pass,fail,drop")
go func() {
ticker := time.NewTicker(time.Second)
defer ticker.Stop()
for range ticker.C {
reset(fp)
}
}()
for i := 0; ; i++ {
it := time.NewTicker(time.Second / time.Duration(atomic.LoadInt64(&seconds)))
func() {
for j := 0; j < int(seconds); j++ {
<-it.C
go issueRequest()
}
}()
it.Stop()
cur := atomic.AddInt64(&seconds, 1)
fmt.Println(cur)
}
}
func issueRequest() {
atomic.AddInt64(&total, 1)
err := fx.DoWithTimeout(func() error {
return job()
}, time.Second)
switch err {
case nil:
atomic.AddInt64(&pass, 1)
case errServiceUnavailable:
atomic.AddInt64(&drop, 1)
default:
atomic.AddInt64(&fail, 1)
}
}
func job() error {
resp, err := http.Get("http://localhost:3333/")
if err != nil {
return err
}
defer resp.Body.Close()
switch resp.StatusCode {
case http.StatusOK:
return nil
default:
return errServiceUnavailable
}
}
func reset(writer io.Writer) {
fmt.Fprintf(writer, "%d,%d,%d,%d,%d\n",
atomic.LoadInt64(&seconds),
atomic.SwapInt64(&total, 0),
atomic.SwapInt64(&pass, 0),
atomic.SwapInt64(&fail, 0),
atomic.SwapInt64(&drop, 0),
)
}

View File

@@ -1,13 +0,0 @@
import click
import pandas as pd
import matplotlib.pyplot as plt
@click.command()
@click.option("--csv", default="result.csv")
def main(csv):
df = pd.read_csv(csv, index_col="seconds")
df.plot()
plt.show()
if __name__ == "__main__":
main()

View File

@@ -1,26 +0,0 @@
FROM golang:alpine AS builder
LABEL stage=gobuilder
ENV CGO_ENABLED 0
ENV GOOS linux
ENV GOPROXY https://goproxy.cn,direct
WORKDIR $GOPATH/src/zero
COPY . .
RUN go build -ldflags="-s -w" -o /app/main example/load/simulate/cpu/main.go
FROM alpine
RUN apk add --no-cache tzdata
ENV TZ Asia/Shanghai
RUN apk add git
RUN go get github.com/vikyd/go-cpu-load
RUN mkdir /app
COPY --from=builder /app/main /app/main
WORKDIR /app
CMD ["/app/main"]

View File

@@ -1,27 +0,0 @@
# cpu监控准确度测试
1. 启动测试pod
`make deploy`
2. 通过`kubectl get po -n adhoc`确认`sheeding` pod已经成功运行通过如下命令进入pod
`kubectl exec -it -n adhoc shedding -- sh`
3. 启动负载
`/app # go-cpu-load -p 50 -c 1`
默认`go-cpu-load`是对每个core加上负载的所以测试里指定了`1000m`等同于1 core我们指定`-c 1`让测试更具有可读性
`-p`可以多换几个值测试
4. 验证测试准确性
`kubectl logs -f -n adhoc shedding`
可以看到日志中的`CPU`报告,`1000m`表示`100%`,如果看到`500m`则表示`50%`,每分钟输出一次
`watch -n 5 kubectl top pod -n adhoc`
可以看到`kubectl`报告的`CPU`使用率,两者进行对比,即可知道是否准确

View File

@@ -1,7 +0,0 @@
package main
import _ "github.com/tal-tech/go-zero/core/stat"
func main() {
select {}
}

View File

@@ -1,71 +0,0 @@
package main
import (
"fmt"
"net/http"
"runtime"
"time"
"github.com/tal-tech/go-zero/core/fx"
"github.com/tal-tech/go-zero/core/logx"
"github.com/tal-tech/go-zero/core/service"
"github.com/tal-tech/go-zero/core/stat"
"github.com/tal-tech/go-zero/rest"
)
const duration = time.Millisecond
func main() {
go func() {
ticker := time.NewTicker(time.Second)
defer ticker.Stop()
for range ticker.C {
fmt.Printf("cpu: %d\n", stat.CpuUsage())
}
}()
logx.Disable()
engine := rest.MustNewServer(rest.RestConf{
ServiceConf: service.ServiceConf{
Log: logx.LogConf{
Mode: "console",
},
},
Host: "0.0.0.0",
Port: 3333,
CpuThreshold: 800,
})
defer engine.Stop()
engine.AddRoute(rest.Route{
Method: http.MethodGet,
Path: "/",
Handler: func(w http.ResponseWriter, r *http.Request) {
if err := fx.DoWithTimeout(func() error {
job(duration)
return nil
}, time.Millisecond*100); err != nil {
w.WriteHeader(http.StatusServiceUnavailable)
}
},
})
engine.Start()
}
func job(duration time.Duration) {
done := make(chan int)
for i := 0; i < runtime.NumCPU(); i++ {
go func() {
for {
select {
case <-done:
return
default:
}
}
}()
}
time.Sleep(duration)
close(done)
}

View File

@@ -1,30 +0,0 @@
package main
import (
"time"
"github.com/tal-tech/go-zero/core/logx"
)
func foo() {
logx.WithDuration(time.Second).Error("world")
}
func main() {
c := logx.LogConf{
Mode: "console",
Path: "logs",
}
logx.MustSetup(c)
defer logx.Close()
logx.Info("info")
logx.Error("error")
logx.ErrorStack("hello")
logx.Errorf("%s and %s", "hello", "world")
logx.Severef("%s severe %s", "hello", "world")
logx.Slowf("%s slow %s", "hello", "world")
logx.Statf("%s stat %s", "hello", "world")
logx.WithDuration(time.Minute + time.Second).Info("hello")
logx.WithDuration(time.Minute + time.Second).Error("hello")
foo()
}

View File

@@ -1,20 +0,0 @@
package main
import (
"fmt"
"time"
"github.com/tal-tech/go-zero/core/logx"
)
func main() {
logx.MustSetup(logx.LogConf{
Mode: "console",
})
logx.CollectSysLog()
line := "asdkg"
logx.Info(line)
fmt.Print(line)
time.Sleep(time.Second)
}

View File

@@ -1,127 +0,0 @@
package main
import (
"bufio"
"errors"
"flag"
"fmt"
"io"
"log"
"os"
"path"
"path/filepath"
"strings"
"sync/atomic"
"time"
"github.com/google/gops/agent"
"github.com/tal-tech/go-zero/core/mr"
)
var (
dir = flag.String("d", "", "dir to enumerate")
stopOnFile = flag.String("s", "", "stop when got file")
maxFiles = flag.Int("m", 0, "at most files to process")
mode = flag.String("mode", "", "simulate mode, can be return|panic")
count uint32
)
func enumerateLines(filename string) chan string {
output := make(chan string)
go func() {
file, err := os.Open(filename)
if err != nil {
return
}
defer file.Close()
reader := bufio.NewReader(file)
for {
line, err := reader.ReadString('\n')
if err == io.EOF {
break
}
if !strings.HasPrefix(line, "#") {
output <- line
}
}
close(output)
}()
return output
}
func mapper(filename interface{}, writer mr.Writer, cancel func(error)) {
if len(*stopOnFile) > 0 && path.Base(filename.(string)) == *stopOnFile {
fmt.Printf("Stop on file: %s\n", *stopOnFile)
cancel(errors.New("stop on file"))
return
}
var result int
for line := range enumerateLines(filename.(string)) {
if strings.HasPrefix(strings.TrimSpace(line), "func") {
result++
}
}
switch *mode {
case "return":
if atomic.AddUint32(&count, 1)%10 == 0 {
return
}
case "panic":
if atomic.AddUint32(&count, 1)%10 == 0 {
panic("wow")
}
}
writer.Write(result)
}
func reducer(input <-chan interface{}, writer mr.Writer, cancel func(error)) {
var result int
for count := range input {
v := count.(int)
if *maxFiles > 0 && result >= *maxFiles {
fmt.Printf("Reached max files: %d\n", *maxFiles)
cancel(errors.New("max files reached"))
return
}
result += v
}
writer.Write(result)
}
func main() {
if err := agent.Listen(agent.Options{}); err != nil {
log.Fatal(err)
}
flag.Parse()
if len(*dir) == 0 {
flag.Usage()
}
fmt.Println("Processing, please wait...")
start := time.Now()
result, err := mr.MapReduce(func(source chan<- interface{}) {
filepath.Walk(*dir, func(fpath string, f os.FileInfo, err error) error {
if !f.IsDir() && path.Ext(fpath) == ".go" {
source <- fpath
}
return nil
})
}, mapper, reducer)
if err != nil {
fmt.Println(err)
} else {
fmt.Println(result)
fmt.Println("Elapsed:", time.Since(start))
fmt.Println("Done")
}
}

View File

@@ -1,36 +0,0 @@
package main
import (
"log"
"strconv"
"github.com/tal-tech/go-zero/core/mr"
)
type User struct {
Uid int
Name string
}
func main() {
uids := []int{111, 222, 333}
res, err := mr.MapReduce(func(source chan<- interface{}) {
for _, uid := range uids {
source <- uid
}
}, func(item interface{}, writer mr.Writer, cancel func(error)) {
uid := item.(int)
user := &User{
Uid: uid,
Name: strconv.Itoa(uid),
}
writer.Write(user)
}, func(pipe <-chan interface{}, writer mr.Writer, cancel func(error)) {
// missing writer.Write(...), should not panic
})
if err != nil {
log.Print(err)
return
}
log.Print(len(res.([]*User)))
}

View File

@@ -1,35 +0,0 @@
package main
import (
"fmt"
"time"
"github.com/tal-tech/go-zero/core/mr"
"github.com/tal-tech/go-zero/core/timex"
)
func main() {
start := timex.Now()
mr.FinishVoid(func() {
time.Sleep(time.Second)
}, func() {
time.Sleep(time.Second * 5)
}, func() {
time.Sleep(time.Second * 10)
}, func() {
time.Sleep(time.Second * 6)
}, func() {
if err := mr.Finish(func() error {
time.Sleep(time.Second)
return nil
}, func() error {
time.Sleep(time.Second * 10)
return nil
}); err != nil {
fmt.Println(err)
}
})
fmt.Println(timex.Since(start))
}

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