swarm/storage/common.go


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// Copyright 2018 The go-ethereum Authors
// This file is part of the go-ethereum library.
//
// The go-ethereum library is free software: you can redistribute it and/or modify
// it under the terms of the GNU Lesser General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// The go-ethereum library is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public License
// along with the go-ethereum library. If not, see <http://www.gnu.org/licenses/>.
package storage

import (
    "sync"

    "github.com/ethereum/go-ethereum/swarm/log"
)

// PutChunks adds chunks  to localstore
// It waits for receive on the stored channel
// It logs but does not fail on delivery error
func PutChunks(store *LocalStore, chunks ...*Chunk) {
    wg := sync.WaitGroup{}
    wg.Add(len(chunks))
    go func() {
        for _, c := range chunks {
            <-c.dbStoredC
            if err := c.GetErrored(); err != nil {
                log.Error("chunk store fail", "err", err, "key", c.Addr)
            }
            wg.Done()
        }
    }()
    for _, c := range chunks {
        go store.Put(c)
    }
    wg.Wait()
}