59b8422318
this makes the distinction between an "access name" and an "access value" and talks about which is expected for commands. most are "access name or value". Change-Id: I43c0043a17d37e89ab5f87388ae9e890a8b59958
84 lines
1.8 KiB
Go
84 lines
1.8 KiB
Go
// Copyright (C) 2021 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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"encoding/json"
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"fmt"
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"strconv"
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"github.com/zeebo/clingy"
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"github.com/zeebo/errs"
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"storj.io/storj/cmd/uplinkng/ulext"
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"storj.io/storj/cmd/uplinkng/ulloc"
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)
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type cmdMetaGet struct {
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ex ulext.External
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access string
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encrypted bool
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location ulloc.Location
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entry *string
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}
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func newCmdMetaGet(ex ulext.External) *cmdMetaGet {
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return &cmdMetaGet{ex: ex}
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}
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func (c *cmdMetaGet) Setup(params clingy.Parameters) {
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c.access = params.Flag("access", "Access name or value to use", "").(string)
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c.encrypted = params.Flag("encrypted", "Shows keys base64 encoded without decrypting", false,
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clingy.Transform(strconv.ParseBool),
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).(bool)
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c.location = params.Arg("location", "Location of object (sj://BUCKET/KEY)",
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clingy.Transform(ulloc.Parse),
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).(ulloc.Location)
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c.entry = params.Arg("entry", "Metadata entry to get", clingy.Optional).(*string)
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}
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func (c *cmdMetaGet) Execute(ctx clingy.Context) error {
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project, err := c.ex.OpenProject(ctx, c.access, ulext.BypassEncryption(c.encrypted))
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if err != nil {
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return err
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}
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defer func() { _ = project.Close() }()
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bucket, key, ok := c.location.RemoteParts()
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if !ok {
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return errs.New("location must be remote")
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}
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object, err := project.StatObject(ctx, bucket, key)
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if err != nil {
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return err
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}
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if c.entry != nil {
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value, ok := object.Custom[*c.entry]
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if !ok {
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return errs.New("entry %q does not exist", *c.entry)
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}
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fmt.Fprintln(ctx.Stdout(), value)
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return nil
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}
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if object.Custom == nil {
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fmt.Fprintln(ctx.Stdout(), "{}")
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return nil
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}
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data, err := json.MarshalIndent(object.Custom, "", " ")
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if err != nil {
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return errs.Wrap(err)
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}
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fmt.Fprintln(ctx.Stdout(), string(data))
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return nil
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}
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