/
execute.go
121 lines (109 loc) · 3.37 KB
/
execute.go
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package service
import (
"context"
"errors"
"fmt"
"log"
"net/url"
"sync"
"syscall"
"time"
"github.com/ohkilab/SU-CSexpA-benchmark-system/benchmark-service/benchmark"
"github.com/ohkilab/SU-CSexpA-benchmark-system/benchmark-service/validation"
backendpb "github.com/ohkilab/SU-CSexpA-benchmark-system/proto-gen/go/services/backend"
pb "github.com/ohkilab/SU-CSexpA-benchmark-system/proto-gen/go/services/benchmark-service"
"golang.org/x/sync/errgroup"
"google.golang.org/grpc/codes"
"google.golang.org/grpc/status"
)
func (s *service) Execute(req *pb.ExecuteRequest, stream pb.BenchmarkService_ExecuteServer) error {
if len(req.GroupId) == 0 {
return status.Error(codes.InvalidArgument, "groupID must not be empty")
}
if len(req.GroupId) > 100 {
return status.Error(codes.InvalidArgument, "groupID must be 100 or less")
}
if len(req.Tasks) == 0 {
return status.Error(codes.InvalidArgument, "tasks must not be empty")
}
log.Println("Start executing: ", req)
validator, ok := s.validatorMap[req.Validator.String()]
if !ok {
return status.Error(codes.InvalidArgument, fmt.Sprintf("the validator is not supported(slug: %s)", req.Validator.String()))
}
mu := &sync.Mutex{}
eg := &errgroup.Group{}
for _, task := range req.Tasks {
uri, err := url.ParseRequestURI(task.Request.Url)
if err != nil {
log.Println(err)
return status.Error(codes.InvalidArgument, "invalid url")
}
uri.RawQuery = uri.Query().Encode()
ctx, cancel := context.WithTimeout(stream.Context(), time.Duration(req.TimeLimitPerTask))
defer cancel()
results, err := s.client.Run(ctx, uri.String(), benchmark.OptThreadNum(int(task.ThreadNum)), benchmark.OptAttemptCount(int(task.AttemptCount)))
if err != nil {
log.Println(err)
if errors.Is(err, syscall.ECONNREFUSED) {
msg := "サーバーとの接続ができませんでした"
if err := stream.Send(&pb.ExecuteResponse{
Ok: false,
ErrorMessage: &msg,
Task: task,
Status: backendpb.Status_CONNECTION_FAILED,
}); err != nil {
log.Println(err)
}
continue
}
return status.Error(codes.Internal, "Internal Server Error")
}
task := task
eg.Go(func() error {
mu.Lock()
defer mu.Unlock()
if err := validateAndSend(stream, validator, uri, task, results); err != nil {
log.Println(err)
}
return nil
})
}
return eg.Wait()
}
func validateAndSend(
stream pb.BenchmarkService_ExecuteServer,
validator validation.Validator,
uri *url.URL,
task *pb.Task,
results []*benchmark.HttpResult,
) error {
timeElapsed := time.Duration(0)
for _, result := range results {
if err := validator.Validate(uri, result.Body); err != nil {
errMsg := err.Error()
validationErr := &errMsg
if err := stream.Send(&pb.ExecuteResponse{
Ok: false,
ErrorMessage: validationErr,
TimeElapsed: 0,
TotalRequests: 0,
RequestsPerSecond: 0,
Task: task,
Status: backendpb.Status_VALIDATION_ERROR,
}); err != nil {
return err
}
return nil
}
timeElapsed += result.ResponseTime
}
return stream.Send(&pb.ExecuteResponse{
Ok: true,
TimeElapsed: timeElapsed.Microseconds(),
TotalRequests: task.AttemptCount,
RequestsPerSecond: int32(float64(task.AttemptCount) / timeElapsed.Seconds()),
Task: task,
Status: backendpb.Status_SUCCESS,
})
}