forked from cerc-io/plugeth
b3711af051
* cmd/swarm: minor cli flag text adjustments * swarm/api/http: sticky footer for swarm landing page using flex * swarm/api/http: sticky footer for error pages and fix for multiple choices * cmd/swarm, swarm/storage, swarm: fix mingw on windows test issues * cmd/swarm: update description of swarm cmd * swarm: added network ID test * cmd/swarm: support for smoke tests on the production swarm cluster * cmd/swarm/swarm-smoke: simplify cluster logic as per suggestion * swarm: propagate ctx to internal apis (#754) * swarm/metrics: collect disk measurements * swarm/bmt: fix io.Writer interface * Write now tolerates arbitrary variable buffers * added variable buffer tests * Write loop and finalise optimisation * refactor / rename * add tests for empty input * swarm/pss: (UPDATE) Generic notifications package (#744) swarm/pss: Generic package for creating pss notification svcs * swarm: Adding context to more functions * swarm/api: change colour of landing page in templates * swarm/api: change landing page to react to enter keypress
50 lines
1.4 KiB
Go
50 lines
1.4 KiB
Go
// Copyright 2016 The go-ethereum Authors
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// This file is part of go-ethereum.
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//
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// go-ethereum is free software: you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// go-ethereum is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with go-ethereum. If not, see <http://www.gnu.org/licenses/>.
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// Command bzzhash computes a swarm tree hash.
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package main
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import (
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"context"
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"fmt"
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"os"
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"github.com/ethereum/go-ethereum/cmd/utils"
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"github.com/ethereum/go-ethereum/swarm/storage"
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"gopkg.in/urfave/cli.v1"
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)
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func hash(ctx *cli.Context) {
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args := ctx.Args()
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if len(args) < 1 {
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utils.Fatalf("Usage: swarm hash <file name>")
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}
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f, err := os.Open(args[0])
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if err != nil {
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utils.Fatalf("Error opening file " + args[1])
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}
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defer f.Close()
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stat, _ := f.Stat()
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fileStore := storage.NewFileStore(storage.NewMapChunkStore(), storage.NewFileStoreParams())
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addr, _, err := fileStore.Store(context.TODO(), f, stat.Size(), false)
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if err != nil {
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utils.Fatalf("%v\n", err)
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} else {
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fmt.Printf("%v\n", addr)
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}
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}
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