69 lines
1.6 KiB
Go
69 lines
1.6 KiB
Go
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// Copyright (C) 2018 Storj Labs, Inc.
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// See LICENSE for copying information.
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package main
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import (
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"crypto/ecdsa"
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"crypto/x509"
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"fmt"
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"io/ioutil"
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"os"
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"path/filepath"
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"sync/atomic"
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"github.com/spf13/cobra"
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"storj.io/storj/pkg/cfgstruct"
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"storj.io/storj/pkg/identity"
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"storj.io/storj/pkg/process"
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"storj.io/storj/pkg/storj"
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)
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var (
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keysCmd = &cobra.Command{
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Use: "keys",
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Short: "Manage keys",
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}
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keyGenerateCmd = &cobra.Command{
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Use: "generate",
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Short: "generate lots of keys",
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RunE: cmdKeyGenerate,
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}
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keyCfg struct {
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MinDifficulty int `help:"minimum difficulty to output" default:"18"`
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Concurrency int `help:"worker concurrency" default:"4"`
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OutputDir string `help:"output directory to place keys" default:"."`
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}
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)
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func init() {
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rootCmd.AddCommand(keysCmd)
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keysCmd.AddCommand(keyGenerateCmd)
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cfgstruct.Bind(keyGenerateCmd.Flags(), &keyCfg)
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}
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func cmdKeyGenerate(cmd *cobra.Command, args []string) (err error) {
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ctx := process.Ctx(cmd)
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err = os.MkdirAll(keyCfg.OutputDir, 0700)
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if err != nil {
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return err
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}
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counter := new(uint32)
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return identity.GenerateKeys(ctx, uint16(keyCfg.MinDifficulty), keyCfg.Concurrency,
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func(k *ecdsa.PrivateKey, id storj.NodeID) (done bool, err error) {
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data, err := x509.MarshalECPrivateKey(k)
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if err != nil {
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return false, err
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}
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difficulty, err := id.Difficulty()
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if err != nil {
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return false, err
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}
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filename := fmt.Sprintf("gen-%02d-%d.key", difficulty, atomic.AddUint32(counter, 1))
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fmt.Println("writing", filename)
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err = ioutil.WriteFile(filepath.Join(keyCfg.OutputDir, filename), data, 0600)
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return false, err
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})
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}
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