HyperNet/Nexus
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🗑️ Clean up command related stuff

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🚚 Move http package to web
This commit is contained in:
LittleSheep 2025-03-01 13:00:50 +08:00
parent fbb670b96b
commit 481404c4a2
22 changed files with 16 additions and 791 deletions
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22
pkg/internal/directory/command.go
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@ -1,22 +0,0 @@
package directory
const (
CommandMethodGet = "get"
CommandMethodPut = "put"
CommandMethodPatch = "patch"
CommandMethodPost = "post"
CommandMethodDelete = "delete"
)
type Command struct {
// The unique identifier of the command, different method command can hold the same command id
ID string `json:"id"`
// The method of the command, such as get, post, others; inspired by RESTful design
Method string `json:"method"`
// The tags of the command will be used to invoke the pre-command middlewares and post-command middlewares
Tags []string `json:"tags"`
// The implementation of the command, the handler is the service that will be invoked
Handler []*ServiceInstance `json:"handler"`
RobinIndex uint `json:"robin_index"`
}

79
pkg/internal/directory/command_mapping.go
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@ -1,79 +0,0 @@
package directory
import (
"context"
"git.solsynth.dev/hypernet/nexus/pkg/internal/kv"
"git.solsynth.dev/hypernet/nexus/pkg/nex"
"github.com/goccy/go-json"
"github.com/rs/zerolog/log"
"github.com/samber/lo"
)
const CommandInfoKvPrefix = "nexus.command/"
func AddCommand(id, method string, tags []string, handler *ServiceInstance) error {
if tags == nil {
tags = make([]string, 0)
}
ky := CommandInfoKvPrefix + nex.GetCommandKey(id, method)
command := &Command{
ID: id,
Method: method,
Tags: tags,
Handler: []*ServiceInstance{handler},
}
command.Handler = lo.UniqBy(command.Handler, func(item *ServiceInstance) string {
return item.ID
})
commandJSON, err := json.Marshal(command)
if err != nil {
log.Printf("Error marshaling command: %v", err)
return nil
}
_, err = kv.Kv.Put(context.Background(), ky, string(commandJSON))
return err
}
func GetCommandHandler(id, method string) *ServiceInstance {
ky := CommandInfoKvPrefix + nex.GetCommandKey(id, method)
resp, err := kv.Kv.Get(context.Background(), ky)
if err != nil {
return nil
}
if len(resp.Kvs) == 0 {
return nil
}
var command Command
if err := json.Unmarshal(resp.Kvs[0].Value, &command); err != nil {
return nil
}
if len(command.Handler) == 0 {
return nil
}
idx := command.RobinIndex % uint(len(command.Handler))
command.RobinIndex = idx + 1
raw, err := json.Marshal(&command)
if err == nil {
_, _ = kv.Kv.Put(context.Background(), ky, string(raw))
}
return command.Handler[idx]
}
func RemoveCommand(id, method string) error {
ky := CommandInfoKvPrefix + nex.GetCommandKey(id, method)
_, err := kv.Kv.Delete(context.Background(), ky)
return err
}

115
pkg/internal/directory/command_rpc.go
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@ -1,115 +0,0 @@
package directory
import (
"context"
"git.solsynth.dev/hypernet/nexus/pkg/proto"
"google.golang.org/grpc/codes"
"google.golang.org/grpc/status"
"io"
"net/http"
"time"
)
type CommandRpcServer struct {
proto.UnimplementedCommandProviderServer
}
func (c *CommandRpcServer) AddCommand(ctx context.Context, info *proto.CommandInfo) (*proto.AddCommandResponse, error) {
clientId, err := GetClientId(ctx)
if err != nil {
return nil, err
}
service := GetServiceInstance(clientId)
if service == nil {
return nil, status.Errorf(codes.NotFound, "service not found")
}
AddCommand(info.GetId(), info.GetMethod(), info.GetTags(), service)
return &proto.AddCommandResponse{
IsSuccess: true,
}, nil
}
func (c *CommandRpcServer) RemoveCommand(ctx context.Context, request *proto.CommandLookupRequest) (*proto.RemoveCommandResponse, error) {
RemoveCommand(request.GetId(), request.GetMethod())
return &proto.RemoveCommandResponse{
IsSuccess: true,
}, nil
}
func (c *CommandRpcServer) SendCommand(ctx context.Context, argument *proto.CommandArgument) (*proto.CommandReturn, error) {
id := argument.GetCommand()
method := argument.GetMethod()
handler := GetCommandHandler(id, method)
if handler == nil {
return &proto.CommandReturn{
IsDelivered: false,
Status: http.StatusNotFound,
ContentType: "text/plain+error",
Payload: []byte("command not found"),
}, nil
}
conn, err := handler.GetGrpcConn()
if err != nil {
return &proto.CommandReturn{
IsDelivered: false,
Status: http.StatusServiceUnavailable,
ContentType: "text/plain+error",
Payload: []byte("service unavailable"),
}, nil
}
ctx, cancel := context.WithTimeout(ctx, time.Second*10)
defer cancel()
out, err := proto.NewCommandProviderClient(conn).SendCommand(ctx, argument)
if err != nil {
return &proto.CommandReturn{
IsDelivered: true,
Status: http.StatusInternalServerError,
ContentType: "text/plain+error",
Payload: []byte(err.Error()),
}, nil
}
out.IsDelivered = true
return out, nil
}
func (c *CommandRpcServer) SendStreamCommand(g proto.CommandProvider_SendStreamCommandServer) error {
for {
pck, err := g.Recv()
if err == io.EOF {
return nil
} else if err != nil {
return err
}
id := pck.GetCommand()
method := pck.GetMethod()
handler := GetCommandHandler(id, method)
if handler == nil {
return status.Errorf(codes.NotFound, "command not found")
}
conn, err := handler.GetGrpcConn()
ctx, cancel := context.WithTimeout(g.Context(), time.Second*10)
out, err := proto.NewCommandProviderClient(conn).SendCommand(ctx, pck)
cancel()
if err != nil {
_ = g.Send(&proto.CommandReturn{
IsDelivered: false,
Status: http.StatusInternalServerError,
ContentType: "text/plain+error",
Payload: []byte(err.Error()),
})
} else {
_ = g.Send(out)
}
}
}

4
pkg/internal/grpc/server.go
View File

@ -1,9 +1,10 @@
package grpc
import (
"git.solsynth.dev/hypernet/nexus/pkg/internal/directory"
"net"
"git.solsynth.dev/hypernet/nexus/pkg/internal/directory"
"git.solsynth.dev/hypernet/nexus/pkg/proto"
"google.golang.org/grpc/reflection"
@ -29,7 +30,6 @@ func NewServer() *Server {
}
proto.RegisterDirectoryServiceServer(server.srv, &directory.ServiceRpcServer{})
proto.RegisterCommandProviderServer(server.srv, &directory.CommandRpcServer{})
proto.RegisterDatabaseServiceServer(server.srv, server)
proto.RegisterStreamServiceServer(server.srv, server)
proto.RegisterAllocatorServiceServer(server.srv, server)

2
pkg/internal/grpc/stream.go
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@ -4,7 +4,7 @@ import (
"context"
"fmt"
"git.solsynth.dev/hypernet/nexus/pkg/internal/http/ws"
"git.solsynth.dev/hypernet/nexus/pkg/internal/web/ws"
"github.com/rs/zerolog/log"
"git.solsynth.dev/hypernet/nexus/pkg/proto"

67
pkg/internal/http/api/command.go
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@ -1,67 +0,0 @@
package api
import (
"context"
"fmt"
"git.solsynth.dev/hypernet/nexus/pkg/internal/directory"
"git.solsynth.dev/hypernet/nexus/pkg/proto"
"github.com/gofiber/fiber/v2"
"github.com/rs/zerolog/log"
"google.golang.org/grpc/metadata"
"strings"
"time"
)
func invokeCommand(c *fiber.Ctx) error {
command := c.Params("command")
method := strings.ToLower(c.Method())
handler := directory.GetCommandHandler(command, method)
if handler == nil {
return fiber.NewError(fiber.StatusNotFound, "command not found")
}
conn, err := handler.GetGrpcConn()
if err != nil {
return fiber.NewError(fiber.StatusServiceUnavailable, "service unavailable")
}
log.Debug().Str("id", command).Str("method", method).Msg("Invoking command from HTTP Gateway...")
var meta []string
meta = append(meta, "client_id", "http-gateway")
meta = append(meta, "net.ip", c.IP())
meta = append(meta, "http.user_agent", c.Get(fiber.HeaderUserAgent))
for k, v := range c.GetReqHeaders() {
meta = append(
meta,
strings.ToLower(fmt.Sprintf("header.%s", strings.ReplaceAll(k, "-", "_"))),
strings.Join(v, "\n"),
)
}
for k, v := range c.Queries() {
meta = append(
meta,
strings.ToLower(fmt.Sprintf("query.%s", strings.ReplaceAll(k, "-", "_"))),
v,
)
}
ctx := metadata.AppendToOutgoingContext(c.Context(), meta...)
ctx, cancel := context.WithTimeout(ctx, time.Second*10)
defer cancel()
out, err := proto.NewCommandProviderClient(conn).SendCommand(ctx, &proto.CommandArgument{
Command: command,
Method: method,
Payload: c.Body(),
})
if err != nil {
return fiber.NewError(fiber.StatusInternalServerError, err.Error())
} else {
c.Set(fiber.HeaderContentType, out.ContentType)
return c.Status(int(out.Status)).Send(out.Payload)
}
}

0
pkg/internal/http/api/check_ip.go → pkg/internal/web/api/check_ip.go
View File

0
pkg/internal/http/api/directory.go → pkg/internal/web/api/directory.go
View File

0
pkg/internal/http/api/forward.go → pkg/internal/web/api/forward.go
View File

6
pkg/internal/http/api/index.go → pkg/internal/web/api/index.go
View File

@ -4,7 +4,7 @@ import (
pkg "git.solsynth.dev/hypernet/nexus/pkg/internal"
"git.solsynth.dev/hypernet/nexus/pkg/internal/auth"
"git.solsynth.dev/hypernet/nexus/pkg/internal/directory"
"git.solsynth.dev/hypernet/nexus/pkg/internal/http/ws"
"git.solsynth.dev/hypernet/nexus/pkg/internal/web/ws"
"git.solsynth.dev/hypernet/nexus/pkg/nex"
"github.com/gofiber/contrib/websocket"
"github.com/gofiber/fiber/v2"
@ -12,6 +12,8 @@ import (
)
func MapAPIs(app *fiber.App) {
app.Get("/check-ip", getClientIP)
// Some built-in public-accessible APIs
wellKnown := app.Group("/.well-known").Name("Well Known")
{
@ -22,7 +24,6 @@ func MapAPIs(app *fiber.App) {
"status": true,
})
})
wellKnown.Get("/check-ip", getClientIP)
wellKnown.Get("/directory/services", listExistsService)
wellKnown.Get("/openid-configuration", func(c *fiber.Ctx) error {
@ -50,6 +51,5 @@ func MapAPIs(app *fiber.App) {
// Common websocket gateway
app.Get("/ws", auth.ValidatorMiddleware, websocket.New(ws.Listen))
app.All("/inv/:command", invokeCommand)
app.All("/cgi/:service/*", forwardService)
}

0
pkg/internal/http/api/watchtower.go → pkg/internal/web/api/watchtower.go
View File

0
pkg/internal/http/exts/request.go → pkg/internal/web/exts/request.go
View File

12
pkg/internal/http/server.go → pkg/internal/web/server.go
View File

@ -1,10 +1,10 @@
package server
package web
import (
"time"
"git.solsynth.dev/hypernet/nexus/pkg/internal/auth"
"git.solsynth.dev/hypernet/nexus/pkg/internal/http/api"
"git.solsynth.dev/hypernet/nexus/pkg/internal/web/api"
"github.com/goccy/go-json"
"github.com/gofiber/fiber/v2"
"github.com/gofiber/fiber/v2/middleware/cors"
@ -15,11 +15,11 @@ import (
"github.com/spf13/viper"
)
type HTTPApp struct {
type WebApp struct {
app *fiber.App
}
func NewServer() *HTTPApp {
func NewServer() *WebApp {
app := fiber.New(fiber.Config{
DisableStartupMessage: true,
EnableIPValidation: true,
@ -55,10 +55,10 @@ func NewServer() *HTTPApp {
api.MapAPIs(app)
return &HTTPApp{app}
return &WebApp{app}
}
func (v *HTTPApp) Listen() {
func (v *WebApp) Listen() {
if err := v.app.Listen(viper.GetString("bind")); err != nil {
log.Fatal().Err(err).Msg("An error occurred when starting server...")
}

0
pkg/internal/http/ws/connections.go → pkg/internal/web/ws/connections.go
View File

0
pkg/internal/http/ws/ws.go → pkg/internal/web/ws/ws.go
View File

4
pkg/main.go
View File

@ -9,10 +9,10 @@ import (
"git.solsynth.dev/hypernet/nexus/pkg/internal/auth"
"git.solsynth.dev/hypernet/nexus/pkg/internal/database"
"git.solsynth.dev/hypernet/nexus/pkg/internal/directory"
server "git.solsynth.dev/hypernet/nexus/pkg/internal/http"
"git.solsynth.dev/hypernet/nexus/pkg/internal/kv"
"git.solsynth.dev/hypernet/nexus/pkg/internal/mq"
"git.solsynth.dev/hypernet/nexus/pkg/internal/watchtower"
"git.solsynth.dev/hypernet/nexus/pkg/internal/web"
"git.solsynth.dev/hypernet/nexus/pkg/nex/sec"
"github.com/fatih/color"
@ -109,7 +109,7 @@ func main() {
go directory.ValidateServices()
// Server
go server.NewServer().Listen()
go web.NewServer().Listen()
// Grpc Server
go grpc.NewServer().Listen()

150
pkg/nex/command.go
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@ -1,150 +0,0 @@
package nex
import (
"context"
"git.solsynth.dev/hypernet/nexus/pkg/proto"
"google.golang.org/grpc"
health "google.golang.org/grpc/health/grpc_health_v1"
"google.golang.org/grpc/metadata"
"google.golang.org/grpc/reflection"
"net"
"net/http"
"strconv"
"strings"
"time"
)
type CommandHandler func(ctx *CommandCtx) error
func GetCommandKey(id, method string) string {
return id + ":" + method
}
func (v *Conn) AddCommand(id, method string, tags []string, fn CommandHandler) error {
method = strings.ToLower(method)
dir := proto.NewCommandProviderClient(v.nexusConn)
ctx := context.Background()
ctx = metadata.AppendToOutgoingContext(ctx, "client_id", v.Info.Id)
var addingMethodQueue []string
if method == "all" {
addingMethodQueue = []string{"get", "post", "put", "patch", "delete"}
} else {
addingMethodQueue = append(addingMethodQueue, method)
}
for _, method := range addingMethodQueue {
ky := GetCommandKey(id, method)
_, err := dir.AddCommand(ctx, &proto.CommandInfo{
Id: id,
Method: method,
Tags: tags,
})
if err == nil {
v.commandHandlers[ky] = fn
} else {
return err
}
}
return nil
}
type localCommandRpcServer struct {
conn *Conn
proto.UnimplementedCommandProviderServer
health.UnimplementedHealthServer
}
func (v localCommandRpcServer) SendCommand(ctx context.Context, argument *proto.CommandArgument) (*proto.CommandReturn, error) {
ky := GetCommandKey(argument.GetCommand(), argument.GetMethod())
if handler, ok := v.conn.commandHandlers[ky]; !ok {
return &proto.CommandReturn{
Status: http.StatusNotFound,
Payload: []byte(argument.GetCommand() + " not found"),
}, nil
} else {
cc := &CommandCtx{
requestBody: argument.GetPayload(),
statusCode: http.StatusOK,
}
if md, ok := metadata.FromIncomingContext(ctx); ok {
for k, v := range md {
var val any = nil
if len(v) == 1 {
if len(v[0]) != 0 {
if i, err := strconv.ParseInt(v[0], 10, 64); err == nil {
val = i
} else if b, err := strconv.ParseBool(v[0]); err == nil {
val = b
} else if f, err := strconv.ParseFloat(v[0], 64); err == nil {
val = f
}
layouts := []string{
time.RFC3339,
"2006-01-02 15:04:05", // Example: 2024-10-20 14:55:05
"2006-01-02", // Example: 2024-10-20
}
for _, layout := range layouts {
if t, err := time.Parse(layout, v[0]); err == nil {
val = t
}
}
if val == nil {
val = v[0]
}
} else {
val = v[0]
}
} else if len(v) > 1 {
val = v
}
cc.values.Store(k, val)
}
}
if err := handler(cc); err != nil {
return nil, err
} else {
return &proto.CommandReturn{
Status: int32(cc.statusCode),
ContentType: cc.contentType,
Payload: cc.responseBody,
}, nil
}
}
}
func (v localCommandRpcServer) Check(ctx context.Context, request *health.HealthCheckRequest) (*health.HealthCheckResponse, error) {
return &health.HealthCheckResponse{
Status: health.HealthCheckResponse_SERVING,
}, nil
}
func (v localCommandRpcServer) Watch(request *health.HealthCheckRequest, server health.Health_WatchServer) error {
for {
if server.Send(&health.HealthCheckResponse{
Status: health.HealthCheckResponse_SERVING,
}) != nil {
break
}
time.Sleep(1000 * time.Millisecond)
}
return nil
}
func (v *Conn) RunCommands(addr string) error {
v.commandServer = grpc.NewServer()
service := &localCommandRpcServer{conn: v}
proto.RegisterCommandProviderServer(v.commandServer, service)
health.RegisterHealthServer(v.commandServer, service)
reflection.Register(v.commandServer)
listener, err := net.Listen("tcp", addr)
if err != nil {
return err
}
return v.commandServer.Serve(listener)
}

90
pkg/nex/command_context.go
View File

@ -1,90 +0,0 @@
package nex
import (
"fmt"
"github.com/goccy/go-json"
"net/http"
"sync"
)
type CommandCtx struct {
requestBody []byte
responseBody []byte
contentType string
statusCode int
values sync.Map
}
func CtxValueMustBe[T any](c *CommandCtx, key string) (T, error) {
if val, ok := c.values.Load(key); ok {
if v, ok := val.(T); ok {
return v, nil
}
}
var out T
if err := c.Write([]byte(fmt.Sprintf("value %s not found in type %T", key, out)), "text/plain+error", http.StatusBadRequest); err != nil {
return out, err
}
return out, fmt.Errorf("value %s not found", key)
}
func CtxValueShouldBe[T any](c *CommandCtx, key string, defaultValue T) T {
if val, ok := c.values.Load(key); ok {
if v, ok := val.(T); ok {
return v
}
}
return defaultValue
}
func (c *CommandCtx) Values() map[string]any {
duplicate := make(map[string]any)
c.values.Range(func(key, value any) bool {
duplicate[key.(string)] = value
return true
})
return duplicate
}
func (c *CommandCtx) ValueOrElse(key string, defaultValue any) any {
val, _ := c.values.Load(key)
if val == nil {
return defaultValue
}
return val
}
func (c *CommandCtx) Value(key string, newValue ...any) any {
if len(newValue) > 0 {
c.values.Store(key, newValue[0])
}
val, _ := c.values.Load(key)
return val
}
func (c *CommandCtx) Read() []byte {
return c.requestBody
}
func (c *CommandCtx) ReadJSON(out any) error {
return json.Unmarshal(c.requestBody, out)
}
func (c *CommandCtx) Write(data []byte, contentType string, statusCode ...int) error {
c.responseBody = data
c.contentType = contentType
if len(statusCode) > 0 {
c.statusCode = statusCode[0]
}
return nil
}
func (c *CommandCtx) JSON(data any, statusCode ...int) error {
raw, err := json.Marshal(data)
if err != nil {
return err
}
return c.Write(raw, "application/json", statusCode...)
}

60
pkg/nex/command_test.go
View File

@ -1,60 +0,0 @@
package nex_test
import (
"fmt"
"git.solsynth.dev/hypernet/nexus/pkg/nex"
"git.solsynth.dev/hypernet/nexus/pkg/proto"
"net/http"
"testing"
"time"
)
func TestHandleCommand(t *testing.T) {
conn, err := nex.NewNexusConn("127.0.0.1:7001", &proto.ServiceInfo{
Id: "echo01",
Type: "echo",
Label: "Echo",
GrpcAddr: "127.0.0.1:6001",
HttpAddr: nil,
})
if err != nil {
t.Fatal(fmt.Errorf("unable to connect nexus: %v", err))
}
if err := conn.RegisterService(); err != nil {
t.Fatal(fmt.Errorf("unable to register service: %v", err))
}
err = conn.AddCommand("say.hi", "all", nil, func(ctx *nex.CommandCtx) error {
return ctx.Write([]byte("Hello, World!"), "text/plain", http.StatusOK)
})
if err != nil {
t.Fatal(fmt.Errorf("unable to add command: %v", err))
return
}
err = conn.AddCommand("echo", "all", nil, func(ctx *nex.CommandCtx) error {
t.Log("Received command: ", string(ctx.Read()))
return ctx.Write(ctx.Read(), "text/plain", http.StatusOK)
})
err = conn.AddCommand("echo.details", "all", nil, func(ctx *nex.CommandCtx) error {
return ctx.JSON(map[string]any{
"values": ctx.Values(),
"body": ctx.Read(),
}, http.StatusOK)
})
if err != nil {
t.Fatal(fmt.Errorf("unable to add command: %v", err))
return
}
go func() {
err := conn.RunCommands("0.0.0.0:6001")
if err != nil {
t.Error(fmt.Errorf("unable to run commands: %v", err))
return
}
}()
t.Log("Waiting 60 seconds for calling command...")
time.Sleep(time.Second * 60)
}

8
pkg/nex/conn.go
View File

@ -2,9 +2,10 @@ package nex
import (
"context"
"google.golang.org/grpc/metadata"
"time"
"google.golang.org/grpc/metadata"
"git.solsynth.dev/hypernet/nexus/pkg/proto"
"google.golang.org/grpc"
"google.golang.org/grpc/credentials/insecure"
@ -15,9 +16,6 @@ type Conn struct {
Addr string
Info *proto.ServiceInfo
commandServer *grpc.Server
commandHandlers map[string]CommandHandler
nexusConn *grpc.ClientConn
clientConn map[string]*grpc.ClientConn
}
@ -35,8 +33,6 @@ func NewNexusConn(addr string, info *proto.ServiceInfo) (*Conn, error) {
Addr: addr,
Info: info,
commandHandlers: make(map[string]CommandHandler),
nexusConn: conn,
clientConn: make(map[string]*grpc.ClientConn),
}, nil

130
pkg/nex/cruda/command.go
View File

@ -1,130 +0,0 @@
package cruda
import (
"errors"
"git.solsynth.dev/hypernet/nexus/pkg/nex"
"github.com/go-playground/validator/v10"
"gorm.io/gorm"
"net/http"
)
type CrudAction func(v *CrudConn) nex.CommandHandler
func AddModel[T any](v *CrudConn, model T, id, prefix string, tags []string) error {
funcList := []CrudAction{cmdList[T], cmdGet[T], cmdCreate[T], cmdUpdate[T], cmdDelete[T]}
funcCmds := []string{".list", "", "", "", ""}
funcMethods := []string{"get", "get", "put", "patch", "delete"}
for idx, fn := range funcList {
if err := v.n.AddCommand(prefix+id+funcCmds[idx], funcMethods[idx], tags, fn(v)); err != nil {
return err
}
}
return nil
}
var validate = validator.New(validator.WithRequiredStructEnabled())
func cmdList[T any](c *CrudConn) nex.CommandHandler {
return func(ctx *nex.CommandCtx) error {
take := int(nex.CtxValueShouldBe[int64](ctx, "query.take", 10))
skip := int(nex.CtxValueShouldBe[int64](ctx, "query.skip", 0))
var str T
var count int64
if err := c.Db.Model(str).Count(&count).Error; err != nil {
return err
}
var out []T
if err := c.Db.Offset(skip).Limit(take).Find(&out).Error; err != nil {
return err
}
return ctx.JSON(map[string]any{
"count": count,
"data": out,
}, http.StatusOK)
}
}
func cmdGet[T any](c *CrudConn) nex.CommandHandler {
return func(ctx *nex.CommandCtx) error {
id, err := nex.CtxValueMustBe[int64](ctx, "query.id")
if err != nil {
return err
}
var out T
if err := c.Db.First(&out, "id = ?", id).Error; err != nil {
if errors.Is(err, gorm.ErrRecordNotFound) {
return ctx.Write([]byte(err.Error()), "text/plain", http.StatusNotFound)
}
return err
}
return ctx.JSON(out, http.StatusOK)
}
}
func cmdCreate[T any](c *CrudConn) nex.CommandHandler {
return func(ctx *nex.CommandCtx) error {
var payload T
if err := ctx.ReadJSON(&payload); err != nil {
return err
} else if err := validate.Struct(payload); err != nil {
return ctx.Write([]byte(err.Error()), "text/plain+error", http.StatusBadRequest)
}
if err := c.Db.Create(&payload).Error; err != nil {
return err
}
return ctx.JSON(payload, http.StatusOK)
}
}
func cmdUpdate[T any](c *CrudConn) nex.CommandHandler {
return func(ctx *nex.CommandCtx) error {
id, err := nex.CtxValueMustBe[int64](ctx, "query.id")
if err != nil {
return err
}
var payload T
if err := ctx.ReadJSON(&payload); err != nil {
return err
} else if err := validate.Struct(payload); err != nil {
return ctx.Write([]byte(err.Error()), "text/plain+error", http.StatusBadRequest)
}
var out T
if err := c.Db.Model(out).Where("id = ?", id).Updates(&payload).Error; err != nil {
return err
}
if err := c.Db.First(&out, "id = ?", id).Error; err != nil {
return err
}
return ctx.JSON(out, http.StatusOK)
}
}
func cmdDelete[T any](c *CrudConn) nex.CommandHandler {
return func(ctx *nex.CommandCtx) error {
id, err := nex.CtxValueMustBe[int64](ctx, "query.id")
if err != nil {
return err
}
var out T
if err := c.Db.Delete(&out, "id = ?", id).Error; err != nil {
if errors.Is(err, gorm.ErrRecordNotFound) {
return ctx.Write([]byte(err.Error()), "text/plain", http.StatusNotFound)
}
return err
}
return ctx.Write(nil, "text/plain", http.StatusOK)
}
}

58
pkg/nex/cruda/command_test.go
View File

@ -1,58 +0,0 @@
package cruda_test
import (
"fmt"
"git.solsynth.dev/hypernet/nexus/pkg/nex"
"git.solsynth.dev/hypernet/nexus/pkg/nex/cruda"
"git.solsynth.dev/hypernet/nexus/pkg/proto"
"testing"
"time"
)
type Test struct {
cruda.BaseModel
Content string `json:"content" validate:"required"`
}
func TestCrudaCommand(t *testing.T) {
conn, err := nex.NewNexusConn("127.0.0.1:7001", &proto.ServiceInfo{
Id: "cruda01",
Type: "cruda",
Label: "CRUD Accelerator",
GrpcAddr: "127.0.0.1:6001",
HttpAddr: nil,
})
if err != nil {
t.Fatal(fmt.Errorf("unable to connect nexus: %v", err))
}
if err := conn.RegisterService(); err != nil {
t.Fatal(fmt.Errorf("unable to register service: %v", err))
}
cc := cruda.NewCrudaConn(conn)
dsn, err := cc.AllocDatabase("test")
if err != nil {
t.Fatal(fmt.Errorf("unable to allocate database: %v", err))
}
t.Log(fmt.Sprintf("Allocated database: %s", dsn))
if err := cruda.MigrateModel(cc, Test{}); err != nil {
t.Fatal(fmt.Errorf("unable to migrate database: %v", err))
}
if err := cruda.AddModel(cc, Test{}, "tm", "test.", nil); err != nil {
t.Fatal(fmt.Errorf("unable to add commands: %v", err))
}
go func() {
err := conn.RunCommands("0.0.0.0:6001")
if err != nil {
t.Error(fmt.Errorf("unable to run commands: %v", err))
return
}
}()
t.Log("Waiting 180 seconds for calling command...")
time.Sleep(time.Second * 180)
}