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updateResourceContent.go
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/
updateResourceContent.go
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package service
import (
"bytes"
"context"
"fmt"
"net/http"
"time"
"github.com/gofrs/uuid"
"github.com/ugorji/go/codec"
"github.com/plgd-dev/cloud/resource-aggregate/cqrs"
pbCQRS "github.com/plgd-dev/cloud/resource-aggregate/pb"
pbRA "github.com/plgd-dev/cloud/resource-aggregate/pb"
"github.com/plgd-dev/go-coap/v2/message"
"github.com/plgd-dev/kit/log"
kitNetGrpc "github.com/plgd-dev/kit/net/grpc"
"github.com/valyala/fasthttp"
)
func (r *RequestHandler) updateResourceContent(ctx *fasthttp.RequestCtx, token, sub string) {
log.Debugf("RequestHandler.updateResourceContent start")
t := time.Now()
defer func() {
log.Debugf("RequestHandler.updateResourceContent takes %v", time.Since(t))
}()
var resourceId string
var ok bool
if resourceId, ok = ctx.UserValue("resourceId").(string); !ok {
logAndWriteErrorResponse(fmt.Errorf("cannot update resource content: resourceId from uri"), http.StatusBadRequest, ctx)
return
}
deviceID, href := parseResourceID(resourceId)
resourceId = cqrs.MakeResourceId(deviceID, href)
if len(ctx.Request.Body()) == 0 {
logAndWriteErrorResponse(fmt.Errorf("cannot update resource content: body is empty"), http.StatusBadRequest, ctx)
return
}
var m interface{}
err := codec.NewDecoderBytes(ctx.Request.Body(), new(codec.JsonHandle)).Decode(&m)
if err != nil {
logAndWriteErrorResponse(fmt.Errorf("cannot update resource content - decode json: %w", err), http.StatusBadRequest, ctx)
return
}
bw := bytes.NewBuffer(make([]byte, 0, 1024))
err = codec.NewEncoder(bw, new(codec.CborHandle)).Encode(m)
if err != nil {
logAndWriteErrorResponse(fmt.Errorf("cannot update resource content - encode cbor: %w", err), http.StatusInternalServerError, ctx)
return
}
correlationIdUUID, err := uuid.NewV4()
if err != nil {
logAndWriteErrorResponse(fmt.Errorf("cannot update resource content - generate uuid: %w", err), http.StatusBadRequest, ctx)
return
}
correlationId := correlationIdUUID.String()
response, err := r.raClient.UpdateResource(kitNetGrpc.CtxWithToken(context.Background(), token), &pbRA.UpdateResourceRequest{
ResourceId: resourceId,
Content: &pbRA.Content{
CoapContentFormat: int32(message.AppOcfCbor),
ContentType: message.AppOcfCbor.String(),
Data: bw.Bytes(),
},
CommandMetadata: &pbCQRS.CommandMetadata{
ConnectionId: ctx.RemoteAddr().String(),
Sequence: ctx.ConnRequestNum(),
},
CorrelationId: correlationId,
})
if err != nil {
logAndWriteErrorResponse(fmt.Errorf("cannot update resource content: %w", err), http.StatusBadRequest, ctx)
return
}
writeJson(response, fasthttp.StatusAccepted, ctx)
}