/
handler.go
3210 lines (3125 loc) · 105 KB
/
handler.go
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//
// Copyright (C) 2019-2024 vdaas.org vald team <vald@vdaas.org>
//
// Licensed under the Apache License, Version 2.0 (the "License");
// You may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// https://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
//
// Package grpc provides grpc server logic
package grpc
import (
"context"
"fmt"
"io"
"slices"
"strconv"
"sync/atomic"
"time"
"github.com/vdaas/vald/apis/grpc/v1/payload"
"github.com/vdaas/vald/apis/grpc/v1/vald"
"github.com/vdaas/vald/internal/conv"
"github.com/vdaas/vald/internal/core/algorithm"
"github.com/vdaas/vald/internal/errors"
"github.com/vdaas/vald/internal/info"
"github.com/vdaas/vald/internal/log"
"github.com/vdaas/vald/internal/net"
"github.com/vdaas/vald/internal/net/grpc"
"github.com/vdaas/vald/internal/net/grpc/codes"
"github.com/vdaas/vald/internal/net/grpc/errdetails"
"github.com/vdaas/vald/internal/net/grpc/status"
"github.com/vdaas/vald/internal/observability/trace"
"github.com/vdaas/vald/internal/safety"
"github.com/vdaas/vald/internal/strings"
"github.com/vdaas/vald/internal/sync"
"github.com/vdaas/vald/internal/sync/errgroup"
"github.com/vdaas/vald/pkg/gateway/lb/service"
)
type server struct {
eg errgroup.Group
gateway service.Gateway
timeout time.Duration
replica int
streamConcurrency int
multiConcurrency int
name string
ip string
vald.UnimplementedValdServer
}
const apiName = "vald/gateway/lb"
func New(opts ...Option) vald.Server {
s := new(server)
for _, opt := range append(defaultOptions, opts...) {
opt(s)
}
return s
}
func (s *server) exists(ctx context.Context, uuid string) (id *payload.Object_ID, err error) {
ctx, span := trace.StartSpan(grpc.WrapGRPCMethod(ctx, "exists"), apiName+"/"+vald.ExistsRPCName+"/exists")
defer func() {
if span != nil {
span.End()
}
}()
if len(uuid) == 0 {
err = errors.ErrInvalidUUID(uuid)
log.Warn(err)
if span != nil {
span.RecordError(err)
span.SetAttributes(trace.StatusCodeInvalidArgument(err.Error())...)
span.SetStatus(trace.StatusError, err.Error())
}
return nil, err
}
ich := make(chan *payload.Object_ID, 1)
ech := make(chan error, 1)
doneErr := errors.New("done exists")
ctx, cancel := context.WithCancelCause(ctx)
s.eg.Go(safety.RecoverFunc(func() error {
defer close(ich)
defer close(ech)
var once sync.Once
ech <- s.gateway.BroadCast(ctx, service.READ, func(ctx context.Context, target string, vc vald.Client, copts ...grpc.CallOption) error {
sctx, sspan := trace.StartSpan(grpc.WrapGRPCMethod(ctx, "BroadCast/"+target), apiName+"/exists/BroadCast/"+target)
defer func() {
if sspan != nil {
sspan.End()
}
}()
meta := &payload.Object_ID{
Id: uuid,
}
oid, err := vc.Exists(sctx, meta, copts...)
if err != nil {
var (
attrs trace.Attributes
st *status.Status
msg string
code codes.Code
)
switch {
case errors.Is(err, context.Canceled),
errors.Is(err, errors.ErrRPCCallFailed(target, context.Canceled)):
attrs = trace.StatusCodeCancelled(
errdetails.ValdGRPCResourceTypePrefix +
"/vald.v1." + vald.ExistsRPCName + ".BroadCast/" +
target + " canceled: " + err.Error())
code = codes.Canceled
case errors.Is(err, context.DeadlineExceeded),
errors.Is(err, errors.ErrRPCCallFailed(target, context.DeadlineExceeded)):
attrs = trace.StatusCodeDeadlineExceeded(
errdetails.ValdGRPCResourceTypePrefix +
"/vald.v1." + vald.ExistsRPCName + ".BroadCast/" +
target + " deadline_exceeded: " + err.Error())
code = codes.DeadlineExceeded
default:
st, msg, err = status.ParseError(err, codes.NotFound, "error "+vald.ExistsRPCName+" API meta "+uuid+"'s uuid not found",
&errdetails.RequestInfo{
RequestId: uuid,
ServingData: errdetails.Serialize(meta),
},
&errdetails.ResourceInfo{
ResourceType: errdetails.ValdGRPCResourceTypePrefix + "/vald.v1." + vald.ExistsRPCName,
ResourceName: fmt.Sprintf("%s: %s(%s) to %s", apiName, s.name, s.ip, target),
})
if st != nil {
code = st.Code()
} else {
code = codes.NotFound
}
attrs = trace.FromGRPCStatus(code, msg)
}
if sspan != nil {
sspan.RecordError(err)
sspan.SetAttributes(attrs...)
sspan.SetStatus(trace.StatusError, err.Error())
}
if err != nil && st != nil &&
code != codes.Canceled &&
code != codes.DeadlineExceeded &&
code != codes.InvalidArgument &&
code != codes.NotFound &&
code != codes.OK &&
code != codes.Unimplemented {
return err
}
return nil
}
if oid != nil && oid.GetId() != "" {
once.Do(func() {
ich <- oid
cancel(doneErr)
})
}
return nil
})
return nil
}))
select {
case <-ctx.Done():
err = ctx.Err()
if errors.Is(err, context.Canceled) && errors.Is(context.Cause(ctx), doneErr) {
select {
case id = <-ich:
if id == nil || id.GetId() == "" {
err = errors.ErrObjectIDNotFound(uuid)
} else {
err = nil
}
default:
}
}
case id = <-ich:
if id == nil || id.GetId() == "" {
err = errors.ErrObjectIDNotFound(uuid)
}
case err = <-ech:
}
if err == nil && (id == nil || id.GetId() == "") {
err = errors.ErrObjectIDNotFound(uuid)
}
if err != nil {
if span != nil {
span.RecordError(err)
span.SetAttributes(trace.StatusCodeNotFound(err.Error())...)
span.SetStatus(trace.StatusError, err.Error())
}
return nil, err
}
return id, nil
}
func (s *server) Exists(ctx context.Context, meta *payload.Object_ID) (id *payload.Object_ID, err error) {
ctx, span := trace.StartSpan(grpc.WithGRPCMethod(ctx, vald.PackageName+"."+vald.ObjectRPCServiceName+"/"+vald.ExistsRPCName), apiName+"/"+vald.ExistsRPCName)
defer func() {
if span != nil {
span.End()
}
}()
uuid := meta.GetId()
id, err = s.exists(ctx, uuid)
if err == nil {
return id, nil
}
reqInfo := &errdetails.RequestInfo{
RequestId: uuid,
ServingData: errdetails.Serialize(meta),
}
resInfo := &errdetails.ResourceInfo{
ResourceType: errdetails.ValdGRPCResourceTypePrefix + "/vald.v1." + vald.ExistsRPCName,
ResourceName: fmt.Sprintf("%s: %s(%s) to %v", apiName, s.name, s.ip, s.gateway.Addrs(ctx)),
}
var attrs trace.Attributes
switch {
case errors.Is(err, errors.ErrInvalidUUID(uuid)):
err = status.WrapWithInvalidArgument(vald.ExistsRPCName+" API invalid argument for uuid \""+uuid+"\" detected", err, reqInfo, resInfo, &errdetails.BadRequest{
FieldViolations: []*errdetails.BadRequestFieldViolation{
{
Field: "uuid",
Description: err.Error(),
},
},
})
attrs = trace.StatusCodeInvalidArgument(err.Error())
case errors.Is(err, errors.ErrObjectIDNotFound(uuid)):
err = status.WrapWithNotFound(vald.ExistsRPCName+" API id "+uuid+"'s data not found", err, reqInfo, resInfo)
attrs = trace.StatusCodeNotFound(err.Error())
case errors.Is(err, errors.ErrGRPCClientConnNotFound("*")):
err = status.WrapWithInternal(vald.ExistsRPCName+" API connection not found", err, reqInfo, resInfo)
attrs = trace.StatusCodeInternal(err.Error())
case errors.Is(err, context.Canceled):
err = status.WrapWithCanceled(vald.ExistsRPCName+" API canceled", err, reqInfo, resInfo)
attrs = trace.StatusCodeCancelled(err.Error())
case errors.Is(err, context.DeadlineExceeded):
err = status.WrapWithDeadlineExceeded(vald.ExistsRPCName+" API deadline exceeded", err, reqInfo, resInfo)
attrs = trace.StatusCodeDeadlineExceeded(err.Error())
default:
var (
st *status.Status
msg string
)
st, msg, err = status.ParseError(err, codes.Unknown, vald.ExistsRPCName+" API uuid "+uuid+"'s request returned error", reqInfo, resInfo)
attrs = trace.FromGRPCStatus(st.Code(), msg)
}
log.Debug(err)
if span != nil {
span.RecordError(err)
span.SetAttributes(attrs...)
span.SetStatus(trace.StatusError, err.Error())
}
return nil, err
}
func (s *server) Search(ctx context.Context, req *payload.Search_Request) (res *payload.Search_Response, err error) {
ctx, span := trace.StartSpan(grpc.WithGRPCMethod(ctx, vald.PackageName+"."+vald.SearchRPCServiceName+"/"+vald.SearchRPCName), apiName+"/"+vald.SearchRPCName)
defer func() {
if span != nil {
span.End()
}
}()
vl := len(req.GetVector())
if vl < algorithm.MinimumVectorDimensionSize {
err = errors.ErrInvalidDimensionSize(vl, 0)
err = status.WrapWithInvalidArgument(vald.SearchRPCName+" API invalid vector argument", err,
&errdetails.RequestInfo{
RequestId: req.GetConfig().GetRequestId(),
ServingData: errdetails.Serialize(req),
},
&errdetails.BadRequest{
FieldViolations: []*errdetails.BadRequestFieldViolation{
{
Field: "vector dimension size",
Description: err.Error(),
},
},
})
if span != nil {
span.RecordError(err)
span.SetAttributes(trace.StatusCodeInvalidArgument(err.Error())...)
span.SetStatus(trace.StatusError, err.Error())
}
return nil, err
}
cfg := req.GetConfig()
mn := cfg.GetMinNum()
if req.Config != nil {
req.Config.MinNum = 0
}
res, err = s.doSearch(ctx, &payload.Search_Config{
RequestId: cfg.GetRequestId(),
Num: cfg.GetNum(),
MinNum: mn,
Radius: cfg.GetRadius(),
Epsilon: cfg.GetEpsilon(),
Timeout: cfg.GetTimeout(),
IngressFilters: cfg.GetIngressFilters(),
EgressFilters: cfg.GetEgressFilters(),
AggregationAlgorithm: cfg.GetAggregationAlgorithm(),
}, func(ctx context.Context, vc vald.Client, copts ...grpc.CallOption) (*payload.Search_Response, error) {
return vc.Search(ctx, req, copts...)
})
if err != nil {
st, msg, err := status.ParseError(err, codes.Internal,
"failed to parse "+vald.SearchRPCName+" gRPC error response",
&errdetails.RequestInfo{
RequestId: req.GetConfig().GetRequestId(),
},
&errdetails.ResourceInfo{
ResourceType: errdetails.ValdGRPCResourceTypePrefix + "/vald.v1." + vald.SearchRPCName,
ResourceName: fmt.Sprintf("%s: %s(%s) to %v", apiName, s.name, s.ip, s.gateway.Addrs(ctx)),
}, info.Get())
if span != nil {
span.RecordError(err)
span.SetAttributes(trace.FromGRPCStatus(st.Code(), msg)...)
span.SetStatus(trace.StatusError, err.Error())
}
return nil, err
}
return res, nil
}
func (s *server) SearchByID(ctx context.Context, req *payload.Search_IDRequest) (
res *payload.Search_Response, err error,
) {
ctx, span := trace.StartSpan(grpc.WithGRPCMethod(ctx, vald.PackageName+"."+vald.SearchRPCServiceName+"/"+vald.SearchByIDRPCName), apiName+"/"+vald.SearchRPCName)
defer func() {
if span != nil {
span.End()
}
}()
uuid := req.GetId()
reqInfo := &errdetails.RequestInfo{
RequestId: uuid,
ServingData: errdetails.Serialize(req),
}
resInfo := &errdetails.ResourceInfo{
ResourceType: errdetails.ValdGRPCResourceTypePrefix + "/vald.v1." + vald.SearchByIDRPCName,
ResourceName: fmt.Sprintf("%s: %s(%s) to %v", apiName, s.name, s.ip, s.gateway.Addrs(ctx)),
}
if len(uuid) == 0 {
err = errors.ErrInvalidMetaDataConfig
err = status.WrapWithInvalidArgument(vald.SearchByIDRPCName+" API invalid uuid", err, reqInfo, resInfo,
&errdetails.BadRequest{
FieldViolations: []*errdetails.BadRequestFieldViolation{
{
Field: "invalid id",
Description: err.Error(),
},
},
})
if span != nil {
span.RecordError(err)
span.SetAttributes(trace.StatusCodeInvalidArgument(err.Error())...)
span.SetStatus(trace.StatusError, err.Error())
}
return nil, err
}
vec, err := s.getObject(ctx, uuid)
cfg := req.GetConfig()
mn := cfg.GetMinNum()
if req.Config != nil {
req.Config.MinNum = 0
}
scfg := &payload.Search_Config{
RequestId: cfg.GetRequestId(),
Num: cfg.GetNum(),
MinNum: mn,
Radius: cfg.GetRadius(),
Epsilon: cfg.GetEpsilon(),
Timeout: cfg.GetTimeout(),
IngressFilters: cfg.GetIngressFilters(),
EgressFilters: cfg.GetEgressFilters(),
AggregationAlgorithm: cfg.GetAggregationAlgorithm(),
}
if err != nil {
var (
attrs trace.Attributes
st *status.Status
msg string
)
switch {
case errors.Is(err, errors.ErrInvalidUUID(uuid)):
err = status.WrapWithInvalidArgument(
vald.GetObjectRPCName+" API for "+vald.SearchByIDRPCName+" API invalid argument for uuid \""+uuid+"\" detected",
err,
reqInfo,
resInfo,
&errdetails.BadRequest{
FieldViolations: []*errdetails.BadRequestFieldViolation{
{
Field: "uuid",
Description: err.Error(),
},
},
},
)
attrs = trace.StatusCodeInvalidArgument(err.Error())
case errors.Is(err, errors.ErrGRPCClientConnNotFound("*")):
err = status.WrapWithInternal(vald.GetObjectRPCName+" API for "+vald.SearchByIDRPCName+" API connection not found", err, reqInfo, resInfo)
attrs = trace.StatusCodeInternal(err.Error())
case errors.Is(err, context.Canceled):
err = status.WrapWithCanceled(vald.GetObjectRPCName+" API for "+vald.SearchByIDRPCName+" API canceled", err, reqInfo, resInfo)
attrs = trace.StatusCodeCancelled(err.Error())
case errors.Is(err, context.DeadlineExceeded):
err = status.WrapWithDeadlineExceeded(vald.GetObjectRPCName+" API for "+vald.SearchByIDRPCName+" API deadline exceeded", err, reqInfo, resInfo)
attrs = trace.StatusCodeDeadlineExceeded(err.Error())
case errors.Is(err, errors.ErrObjectIDNotFound(uuid)), errors.Is(err, errors.ErrObjectNotFound(nil, uuid)):
err = nil
default:
st, msg, err = status.ParseError(err, codes.Unknown, vald.GetObjectRPCName+" API for "+vald.SearchByIDRPCName+" API uuid "+uuid+"'s request returned error", reqInfo, resInfo)
attrs = trace.FromGRPCStatus(st.Code(), msg)
if st == nil || st.Code() == codes.NotFound {
err = nil
}
}
if err != nil {
if span != nil {
span.RecordError(err)
span.SetAttributes(attrs...)
span.SetStatus(trace.StatusError, err.Error())
}
return nil, err
}
res, err = s.doSearch(ctx, scfg, func(ctx context.Context, vc vald.Client, copts ...grpc.CallOption) (*payload.Search_Response, error) {
return vc.SearchByID(ctx, req, copts...)
})
if err == nil {
return res, nil
}
st, msg, err = status.ParseError(err, codes.Internal, vald.SearchByIDRPCName+" API failed to process search request", reqInfo, resInfo)
if span != nil {
span.RecordError(err)
span.SetAttributes(trace.FromGRPCStatus(st.Code(), msg)...)
span.SetStatus(trace.StatusError, err.Error())
}
return nil, err
}
res, err = s.Search(ctx, &payload.Search_Request{
Vector: vec.GetVector(),
Config: scfg,
})
if err != nil {
res, err = s.doSearch(ctx, scfg, func(ctx context.Context, vc vald.Client, copts ...grpc.CallOption) (*payload.Search_Response, error) {
return vc.SearchByID(ctx, req, copts...)
})
if err != nil {
st, msg, err := status.ParseError(err, codes.Internal, vald.SearchByIDRPCName+" API failed to process search request", reqInfo, resInfo)
if span != nil {
span.RecordError(err)
span.SetAttributes(trace.FromGRPCStatus(st.Code(), msg)...)
span.SetStatus(trace.StatusError, err.Error())
}
return nil, err
}
}
return res, nil
}
func (s *server) doSearch(ctx context.Context, cfg *payload.Search_Config,
f func(ctx context.Context, vc vald.Client, copts ...grpc.CallOption) (*payload.Search_Response, error)) (
res *payload.Search_Response, err error,
) {
ctx, span := trace.StartSpan(grpc.WrapGRPCMethod(ctx, "doSearch"), apiName+"/doSearch")
defer func() {
if span != nil {
span.End()
}
}()
var (
aggr Aggregator
num = int(cfg.GetNum())
replica = s.gateway.GetAgentCount(ctx)
)
switch cfg.GetAggregationAlgorithm() {
case payload.Search_Unknown:
aggr = newStd(num, replica)
case payload.Search_ConcurrentQueue:
aggr = newStd(num, replica)
case payload.Search_SortSlice:
aggr = newSlice(num, replica)
case payload.Search_SortPoolSlice:
aggr = newPoolSlice(num, replica)
case payload.Search_PairingHeap:
aggr = newPairingHeap(num, replica)
default:
aggr = newStd(num, replica)
}
return s.aggregationSearch(ctx, aggr, cfg, f)
}
func (s *server) StreamSearch(stream vald.Search_StreamSearchServer) (err error) {
ctx, span := trace.StartSpan(grpc.WithGRPCMethod(stream.Context(), vald.PackageName+"."+vald.SearchRPCServiceName+"/"+vald.StreamSearchRPCName), apiName+"/"+vald.StreamSearchRPCName)
defer func() {
if span != nil {
span.End()
}
}()
err = grpc.BidirectionalStream(ctx, stream, s.streamConcurrency,
func(ctx context.Context, req *payload.Search_Request) (*payload.Search_StreamResponse, error) {
ctx, sspan := trace.StartSpan(grpc.WrapGRPCMethod(ctx, "BidirectionalStream"), apiName+"/"+vald.StreamSearchRPCName+"/requestID-"+req.GetConfig().GetRequestId())
defer func() {
if sspan != nil {
sspan.End()
}
}()
res, err := s.Search(ctx, req)
if err != nil {
st, msg, err := status.ParseError(err, codes.Internal, "failed to parse "+vald.SearchRPCName+" gRPC error response")
if sspan != nil {
sspan.RecordError(err)
sspan.SetAttributes(trace.FromGRPCStatus(st.Code(), msg)...)
sspan.SetStatus(trace.StatusError, err.Error())
}
return &payload.Search_StreamResponse{
Payload: &payload.Search_StreamResponse_Status{
Status: st.Proto(),
},
}, err
}
return &payload.Search_StreamResponse{
Payload: &payload.Search_StreamResponse_Response{
Response: res,
},
}, nil
})
if err != nil {
st, msg, err := status.ParseError(err, codes.Internal,
"failed to parse "+vald.StreamSearchRPCName+" gRPC error response")
if span != nil {
span.RecordError(err)
span.SetAttributes(trace.FromGRPCStatus(st.Code(), msg)...)
span.SetStatus(trace.StatusError, err.Error())
}
return err
}
return nil
}
func (s *server) StreamSearchByID(stream vald.Search_StreamSearchByIDServer) (err error) {
ctx, span := trace.StartSpan(grpc.WithGRPCMethod(stream.Context(), vald.PackageName+"."+vald.SearchRPCServiceName+"/"+vald.StreamSearchByIDRPCName), apiName+"/"+vald.StreamSearchByIDRPCName)
defer func() {
if span != nil {
span.End()
}
}()
err = grpc.BidirectionalStream(ctx, stream, s.streamConcurrency,
func(ctx context.Context, req *payload.Search_IDRequest) (*payload.Search_StreamResponse, error) {
ctx, sspan := trace.StartSpan(grpc.WrapGRPCMethod(ctx, "BidirectionalStream"), apiName+"/"+vald.StreamSearchByIDRPCName+"/id-"+req.GetId())
defer func() {
if sspan != nil {
sspan.End()
}
}()
res, err := s.SearchByID(ctx, req)
if err != nil {
st, msg, err := status.ParseError(err, codes.Internal, "failed to parse "+vald.SearchByIDRPCName+" gRPC error response")
if sspan != nil {
sspan.RecordError(err)
sspan.SetAttributes(trace.FromGRPCStatus(st.Code(), msg)...)
sspan.SetStatus(trace.StatusError, err.Error())
}
return &payload.Search_StreamResponse{
Payload: &payload.Search_StreamResponse_Status{
Status: st.Proto(),
},
}, err
}
return &payload.Search_StreamResponse{
Payload: &payload.Search_StreamResponse_Response{
Response: res,
},
}, nil
})
if err != nil {
st, msg, err := status.ParseError(err, codes.Internal,
"failed to parse "+vald.StreamSearchByIDRPCName+" gRPC error response")
if span != nil {
span.RecordError(err)
span.SetAttributes(trace.FromGRPCStatus(st.Code(), msg)...)
span.SetStatus(trace.StatusError, err.Error())
}
return err
}
return nil
}
func (s *server) MultiSearch(ctx context.Context, reqs *payload.Search_MultiRequest) (res *payload.Search_Responses, errs error) {
ctx, span := trace.StartSpan(grpc.WithGRPCMethod(ctx, vald.PackageName+"."+vald.SearchRPCServiceName+"/"+vald.MultiSearchRPCName), apiName+"/"+vald.MultiSearchRPCName)
defer func() {
if span != nil {
span.End()
}
}()
res = &payload.Search_Responses{
Responses: make([]*payload.Search_Response, len(reqs.GetRequests())),
}
var wg sync.WaitGroup
var mu, emu sync.Mutex
rids := make([]string, 0, len(reqs.GetRequests()))
for i, req := range reqs.GetRequests() {
idx, query := i, req
rids = append(rids, req.GetConfig().GetRequestId())
wg.Add(1)
s.eg.Go(safety.RecoverFunc(func() error {
defer wg.Done()
ti := "errgroup.Go/id-" + strconv.Itoa(idx)
ctx, sspan := trace.StartSpan(grpc.WrapGRPCMethod(ctx, ti), apiName+"/"+vald.MultiSearchRPCName+"/"+ti)
defer func() {
if sspan != nil {
sspan.End()
}
}()
r, err := s.Search(ctx, query)
if err != nil {
st, msg, err := status.ParseError(err, codes.Internal, "failed to parse "+vald.SearchRPCName+" gRPC error response",
&errdetails.RequestInfo{
RequestId: query.GetConfig().GetRequestId(),
ServingData: errdetails.Serialize(query),
})
if sspan != nil {
sspan.RecordError(err)
sspan.SetAttributes(trace.FromGRPCStatus(st.Code(), msg)...)
sspan.SetStatus(trace.StatusError, err.Error())
}
emu.Lock()
if errs != nil {
errs = errors.Join(errs, err)
} else {
errs = err
}
emu.Unlock()
return nil
}
mu.Lock()
res.Responses[idx] = r
mu.Unlock()
return nil
}))
}
wg.Wait()
if errs != nil {
st, msg, err := status.ParseError(errs, codes.Internal, "failed to parse "+vald.MultiSearchRPCName+" gRPC error response",
&errdetails.RequestInfo{
RequestId: strings.Join(rids, ","),
ServingData: errdetails.Serialize(reqs),
},
&errdetails.ResourceInfo{
ResourceType: errdetails.ValdGRPCResourceTypePrefix + "/vald.v1." + vald.MultiSearchRPCName,
ResourceName: fmt.Sprintf("%s: %s(%s) to %v", apiName, s.name, s.ip, s.gateway.Addrs(ctx)),
})
if span != nil {
span.RecordError(err)
span.SetAttributes(trace.FromGRPCStatus(st.Code(), msg)...)
span.SetStatus(trace.StatusError, err.Error())
}
return res, err
}
return res, nil
}
func (s *server) MultiSearchByID(ctx context.Context, reqs *payload.Search_MultiIDRequest) (res *payload.Search_Responses, errs error) {
ctx, span := trace.StartSpan(grpc.WithGRPCMethod(ctx, vald.PackageName+"."+vald.SearchRPCServiceName+"/"+vald.MultiSearchByIDRPCName), apiName+"/"+vald.MultiSearchByIDRPCName)
defer func() {
if span != nil {
span.End()
}
}()
res = &payload.Search_Responses{
Responses: make([]*payload.Search_Response, len(reqs.GetRequests())),
}
var wg sync.WaitGroup
var mu, emu sync.Mutex
rids := make([]string, 0, len(reqs.GetRequests()))
for i, req := range reqs.GetRequests() {
idx, query := i, req
rids = append(rids, req.GetConfig().GetRequestId())
wg.Add(1)
s.eg.Go(safety.RecoverFunc(func() error {
defer wg.Done()
ti := "errgroup.Go/id-" + strconv.Itoa(idx)
ctx, sspan := trace.StartSpan(grpc.WrapGRPCMethod(ctx, ti), apiName+"/"+vald.MultiSearchByIDRPCName+"/"+ti)
defer func() {
if sspan != nil {
sspan.End()
}
}()
r, err := s.SearchByID(ctx, query)
if err != nil {
st, msg, err := status.ParseError(err, codes.Internal, "failed to parse "+vald.SearchByIDRPCName+" gRPC error response",
&errdetails.RequestInfo{
RequestId: query.GetConfig().GetRequestId(),
ServingData: errdetails.Serialize(query),
})
if sspan != nil {
sspan.RecordError(err)
sspan.SetAttributes(trace.FromGRPCStatus(st.Code(), msg)...)
sspan.SetStatus(trace.StatusError, err.Error())
}
emu.Lock()
if errs != nil {
errs = errors.Join(errs, err)
} else {
errs = err
}
emu.Unlock()
return nil
}
mu.Lock()
res.Responses[idx] = r
mu.Unlock()
return nil
}))
}
wg.Wait()
if errs != nil {
st, msg, err := status.ParseError(errs, codes.Internal, "failed to parse "+vald.MultiSearchByIDRPCName+" gRPC error response",
&errdetails.RequestInfo{
RequestId: strings.Join(rids, ","),
ServingData: errdetails.Serialize(reqs),
},
&errdetails.ResourceInfo{
ResourceType: errdetails.ValdGRPCResourceTypePrefix + "/vald.v1." + vald.MultiSearchByIDRPCName,
ResourceName: fmt.Sprintf("%s: %s(%s) to %v", apiName, s.name, s.ip, s.gateway.Addrs(ctx)),
})
if span != nil {
span.RecordError(err)
span.SetAttributes(trace.FromGRPCStatus(st.Code(), msg)...)
span.SetStatus(trace.StatusError, err.Error())
}
return res, err
}
return res, nil
}
func (s *server) LinearSearch(ctx context.Context, req *payload.Search_Request) (res *payload.Search_Response, err error) {
ctx, span := trace.StartSpan(grpc.WithGRPCMethod(ctx, vald.PackageName+"."+vald.SearchRPCServiceName+"/"+vald.LinearSearchRPCName), apiName+"/"+vald.LinearSearchRPCName)
defer func() {
if span != nil {
span.End()
}
}()
vl := len(req.GetVector())
if vl < algorithm.MinimumVectorDimensionSize {
err = errors.ErrInvalidDimensionSize(vl, 0)
err = status.WrapWithInvalidArgument(vald.LinearSearchRPCName+" API invalid vector argument", err,
&errdetails.RequestInfo{
RequestId: req.GetConfig().GetRequestId(),
ServingData: errdetails.Serialize(req),
},
&errdetails.BadRequest{
FieldViolations: []*errdetails.BadRequestFieldViolation{
{
Field: "vector dimension size",
Description: err.Error(),
},
},
})
if span != nil {
span.RecordError(err)
span.SetAttributes(trace.StatusCodeInvalidArgument(err.Error())...)
span.SetStatus(trace.StatusError, err.Error())
}
return nil, err
}
cfg := req.GetConfig()
mn := cfg.GetMinNum()
if req.Config != nil {
req.Config.MinNum = 0
}
res, err = s.doSearch(ctx, &payload.Search_Config{
RequestId: cfg.GetRequestId(),
Num: cfg.GetNum(),
MinNum: mn,
Timeout: cfg.GetTimeout(),
IngressFilters: cfg.GetIngressFilters(),
EgressFilters: cfg.GetEgressFilters(),
AggregationAlgorithm: cfg.GetAggregationAlgorithm(),
}, func(ctx context.Context, vc vald.Client, copts ...grpc.CallOption) (*payload.Search_Response, error) {
return vc.LinearSearch(ctx, req, copts...)
})
if err != nil {
st, msg, err := status.ParseError(err, codes.Internal,
"failed to parse "+vald.LinearSearchRPCName+" gRPC error response",
&errdetails.RequestInfo{
RequestId: req.GetConfig().GetRequestId(),
},
&errdetails.ResourceInfo{
ResourceType: errdetails.ValdGRPCResourceTypePrefix + "/vald.v1." + vald.LinearSearchRPCName,
ResourceName: fmt.Sprintf("%s: %s(%s) to %v", apiName, s.name, s.ip, s.gateway.Addrs(ctx)),
}, info.Get())
if span != nil {
span.RecordError(err)
span.SetAttributes(trace.FromGRPCStatus(st.Code(), msg)...)
span.SetStatus(trace.StatusError, err.Error())
}
return nil, err
}
return res, nil
}
func (s *server) LinearSearchByID(ctx context.Context, req *payload.Search_IDRequest) (
res *payload.Search_Response, err error,
) {
ctx, span := trace.StartSpan(grpc.WithGRPCMethod(ctx, vald.PackageName+"."+vald.SearchRPCServiceName+"/"+vald.LinearSearchByIDRPCName), apiName+"/"+vald.LinearSearchByIDRPCName)
defer func() {
if span != nil {
span.End()
}
}()
uuid := req.GetId()
reqInfo := &errdetails.RequestInfo{
RequestId: uuid,
}
resInfo := &errdetails.ResourceInfo{
ResourceType: errdetails.ValdGRPCResourceTypePrefix + "/vald.v1." + vald.LinearSearchByIDRPCName,
ResourceName: fmt.Sprintf("%s: %s(%s) to %v", apiName, s.name, s.ip, s.gateway.Addrs(ctx)),
}
if len(req.GetId()) == 0 {
err = errors.ErrInvalidMetaDataConfig
err = status.WrapWithInvalidArgument(vald.LinearSearchByIDRPCName+" API invalid uuid", err, reqInfo, resInfo,
&errdetails.BadRequest{
FieldViolations: []*errdetails.BadRequestFieldViolation{
{
Field: "invalid id",
Description: err.Error(),
},
},
})
if span != nil {
span.RecordError(err)
span.SetAttributes(trace.StatusCodeInvalidArgument(err.Error())...)
span.SetStatus(trace.StatusError, err.Error())
}
return nil, err
}
vec, err := s.getObject(ctx, uuid)
cfg := req.GetConfig()
mn := cfg.GetMinNum()
if req.Config != nil {
req.Config.MinNum = 0
}
scfg := &payload.Search_Config{
RequestId: cfg.GetRequestId(),
Num: cfg.GetNum(),
MinNum: mn,
Timeout: cfg.GetTimeout(),
IngressFilters: cfg.GetIngressFilters(),
EgressFilters: cfg.GetEgressFilters(),
AggregationAlgorithm: cfg.GetAggregationAlgorithm(),
}
if err != nil {
var (
attrs trace.Attributes
st *status.Status
msg string
)
switch {
case errors.Is(err, errors.ErrInvalidUUID(uuid)):
err = status.WrapWithInvalidArgument(
vald.GetObjectRPCName+" API for "+vald.SearchByIDRPCName+" API invalid argument for uuid \""+uuid+"\" detected",
err,
reqInfo,
resInfo,
&errdetails.BadRequest{
FieldViolations: []*errdetails.BadRequestFieldViolation{
{
Field: "uuid",
Description: err.Error(),
},
},
},
)
attrs = trace.StatusCodeInvalidArgument(err.Error())
case errors.Is(err, errors.ErrGRPCClientConnNotFound("*")):
err = status.WrapWithInternal(vald.GetObjectRPCName+" API for "+vald.SearchByIDRPCName+" API connection not found", err, reqInfo, resInfo)
attrs = trace.StatusCodeInternal(err.Error())
case errors.Is(err, context.Canceled):
err = status.WrapWithCanceled(vald.GetObjectRPCName+" API for "+vald.SearchByIDRPCName+" API canceled", err, reqInfo, resInfo)
attrs = trace.StatusCodeCancelled(err.Error())
case errors.Is(err, context.DeadlineExceeded):
err = status.WrapWithDeadlineExceeded(vald.GetObjectRPCName+" API for "+vald.SearchByIDRPCName+" API deadline exceeded", err, reqInfo, resInfo)
attrs = trace.StatusCodeDeadlineExceeded(err.Error())
case errors.Is(err, errors.ErrObjectIDNotFound(uuid)), errors.Is(err, errors.ErrObjectNotFound(nil, uuid)):
err = nil
default:
st, msg, err = status.ParseError(err, codes.Unknown, vald.GetObjectRPCName+" API for "+vald.SearchByIDRPCName+" API uuid "+uuid+"'s request returned error", reqInfo, resInfo)
attrs = trace.FromGRPCStatus(st.Code(), msg)
if st == nil || st.Code() == codes.NotFound {
err = nil
}
}
if err != nil {
if span != nil {
span.RecordError(err)
span.SetAttributes(attrs...)
span.SetStatus(trace.StatusError, err.Error())
}
return nil, err
}
res, err = s.doSearch(ctx, scfg, func(ctx context.Context, vc vald.Client, copts ...grpc.CallOption) (*payload.Search_Response, error) {
return vc.LinearSearchByID(ctx, req, copts...)
})
if err == nil {
return res, nil
}
st, msg, err = status.ParseError(err, codes.Internal, vald.LinearSearchByIDRPCName+" API failed to process search request", reqInfo, resInfo)
if span != nil {
span.RecordError(err)
span.SetAttributes(trace.FromGRPCStatus(st.Code(), msg)...)
span.SetStatus(trace.StatusError, err.Error())
}
return nil, err
}
res, err = s.LinearSearch(ctx, &payload.Search_Request{
Vector: vec.GetVector(),
Config: scfg,
})
if err != nil {
res, err = s.doSearch(ctx, scfg, func(ctx context.Context, vc vald.Client, copts ...grpc.CallOption) (*payload.Search_Response, error) {
return vc.LinearSearchByID(ctx, req, copts...)
})
if err == nil {
return res, nil
}
st, msg, err := status.ParseError(err, codes.Internal, vald.LinearSearchByIDRPCName+" API failed to process search request", reqInfo, resInfo)
if span != nil {
span.RecordError(err)
span.SetAttributes(trace.FromGRPCStatus(st.Code(), msg)...)
span.SetStatus(trace.StatusError, err.Error())
}
return nil, err
}
return res, nil
}
func (s *server) StreamLinearSearch(stream vald.Search_StreamLinearSearchServer) (err error) {
ctx, span := trace.StartSpan(grpc.WithGRPCMethod(stream.Context(), vald.PackageName+"."+vald.SearchRPCServiceName+"/"+vald.StreamLinearSearchRPCName), apiName+"/"+vald.StreamLinearSearchRPCName)
defer func() {
if span != nil {
span.End()
}
}()
err = grpc.BidirectionalStream(ctx, stream, s.streamConcurrency,
func(ctx context.Context, req *payload.Search_Request) (*payload.Search_StreamResponse, error) {
ctx, sspan := trace.StartSpan(grpc.WrapGRPCMethod(ctx, "BidirectionalStream"), apiName+"/"+vald.StreamLinearSearchRPCName+"/requestID-"+req.GetConfig().GetRequestId())
defer func() {
if sspan != nil {
sspan.End()
}
}()
res, err := s.LinearSearch(ctx, req)
if err != nil {
st, msg, err := status.ParseError(err, codes.Internal, "failed to parse "+vald.LinearSearchRPCName+" gRPC error response")
if sspan != nil {
sspan.RecordError(err)
sspan.SetAttributes(trace.FromGRPCStatus(st.Code(), msg)...)
sspan.SetStatus(trace.StatusError, err.Error())
}
return &payload.Search_StreamResponse{
Payload: &payload.Search_StreamResponse_Status{
Status: st.Proto(),
},
}, err
}
return &payload.Search_StreamResponse{
Payload: &payload.Search_StreamResponse_Response{
Response: res,
},
}, nil
})
if err != nil {
st, msg, err := status.ParseError(err, codes.Internal,
"failed to parse "+vald.StreamLinearSearchRPCName+" gRPC error response")
if span != nil {
span.RecordError(err)
span.SetAttributes(trace.FromGRPCStatus(st.Code(), msg)...)
span.SetStatus(trace.StatusError, err.Error())
}
return err
}
return nil