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call_method.go
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call_method.go
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package publicapi
import (
"context"
"github.com/orbs-network/orbs-network-go/crypto/digest"
"github.com/orbs-network/orbs-network-go/instrumentation/log"
"github.com/orbs-network/orbs-network-go/instrumentation/trace"
"github.com/orbs-network/orbs-spec/types/go/protocol"
"github.com/orbs-network/orbs-spec/types/go/protocol/client"
"github.com/orbs-network/orbs-spec/types/go/services"
"github.com/pkg/errors"
"time"
)
func (s *service) CallMethod(parentCtx context.Context, input *services.CallMethodInput) (*services.CallMethodOutput, error) {
if input.ClientRequest == nil {
err := errors.Errorf("error: missing input (client request is nil)")
s.logger.Info("call method received via public api failed", log.Error(err))
return nil, err
}
ctx := trace.NewContext(parentCtx, "PublicApi.CallMethod")
tx := input.ClientRequest.Transaction()
txHash := digest.CalcTxHash(tx)
logger := s.logger.WithTags(trace.LogFieldFrom(ctx), log.Transaction(txHash), log.String("flow", "checkpoint"))
if txStatus := isTransactionRequestValid(s.config, tx); txStatus != protocol.TRANSACTION_STATUS_RESERVED {
err := errors.Errorf("error input %s", txStatus.String())
logger.Info("call method received via public api", log.Error(err))
return toCallMethodOutput(&services.RunLocalMethodOutput{CallResult: protocol.EXECUTION_RESULT_ERROR_INPUT}), err
}
logger.Info("call method request received via public api")
start := time.Now()
defer s.metrics.callMethodTime.RecordSince(start)
result, err := s.virtualMachine.RunLocalMethod(ctx, &services.RunLocalMethodInput{
Transaction: tx,
})
if err != nil {
logger.Info("call method request failed", log.Error(err))
return toCallMethodOutput(result), err
}
return toCallMethodOutput(result), nil
}
func toCallMethodOutput(output *services.RunLocalMethodOutput) *services.CallMethodOutput {
response := &client.CallMethodResponseBuilder{
RequestStatus: translateExecutionStatusToResponseCode(output.CallResult),
OutputArgumentArray: output.OutputArgumentArray,
CallMethodResult: output.CallResult,
BlockHeight: output.ReferenceBlockHeight,
BlockTimestamp: output.ReferenceBlockTimestamp,
}
return &services.CallMethodOutput{ClientResponse: response.Build()}
}