github.com/kaleido-io/firefly@v0.0.0-20210622132723-8b4b6aacb971/internal/broadcast/message.go (about)

     1  // Copyright © 2021 Kaleido, Inc.
     2  //
     3  // SPDX-License-Identifier: Apache-2.0
     4  //
     5  // Licensed under the Apache License, Version 2.0 (the "License");
     6  // you may not use this file except in compliance with the License.
     7  // You may obtain a copy of the License at
     8  //
     9  //     http://www.apache.org/licenses/LICENSE-2.0
    10  //
    11  // Unless required by applicable law or agreed to in writing, software
    12  // distributed under the License is distributed on an "AS IS" BASIS,
    13  // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    14  // See the License for the specific language governing permissions and
    15  // limitations under the License.
    16  
    17  package broadcast
    18  
    19  import (
    20  	"context"
    21  
    22  	"github.com/kaleido-io/firefly/internal/config"
    23  	"github.com/kaleido-io/firefly/pkg/fftypes"
    24  )
    25  
    26  func (bm *broadcastManager) BroadcastMessage(ctx context.Context, ns string, in *fftypes.MessageInput) (out *fftypes.Message, err error) {
    27  	in.Header.Namespace = ns
    28  	in.Header.Type = fftypes.MessageTypeBroadcast
    29  	if in.Header.Author == "" {
    30  		in.Header.Author = config.GetString(config.OrgIdentity)
    31  	}
    32  	if in.Header.TxType == "" {
    33  		in.Header.TxType = fftypes.TransactionTypeBatchPin
    34  	}
    35  
    36  	// We optimize the DB storage of all the parts of the message using transaction semantics (assuming those are supported by the DB plugin
    37  	err = bm.database.RunAsGroup(ctx, func(ctx context.Context) error {
    38  		// The data manager is responsible for the heavy lifting of storing/validating all our in-line data elements
    39  		in.Message.Data, err = bm.data.ResolveInputData(ctx, ns, in.InputData)
    40  		if err != nil {
    41  			return err
    42  		}
    43  		return bm.broadcastMessageCommon(ctx, &in.Message)
    44  	})
    45  	if err != nil {
    46  		return nil, err
    47  	}
    48  	// The broadcastMessage function modifies the input message to create all the refs
    49  	return &in.Message, err
    50  }