mirror of
https://github.com/OffchainLabs/prysm.git
synced 2026-01-09 13:28:01 -05:00
85 lines
2.5 KiB
Go
85 lines
2.5 KiB
Go
package tos
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import (
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"path/filepath"
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"strings"
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"github.com/OffchainLabs/prysm/v7/cmd"
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"github.com/OffchainLabs/prysm/v7/io/file"
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"github.com/OffchainLabs/prysm/v7/io/prompt"
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"github.com/logrusorgru/aurora"
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"github.com/pkg/errors"
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"github.com/sirupsen/logrus"
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"github.com/urfave/cli/v2"
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)
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const (
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acceptTosFilename = "tosaccepted"
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acceptTosPromptText = `
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Prysm Terms of Use
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By downloading, accessing or using the Prysm implementation (“Prysm”), you (referenced herein
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as “you” or the “user”) certify that you have read and agreed to the terms and conditions below.
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TERMS AND CONDITIONS: https://github.com/prysmaticlabs/prysm/blob/develop/TERMS_OF_SERVICE.md
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Type "accept" to accept this terms and conditions [accept/decline]:`
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acceptTosPromptErrText = `could not scan text input, if you are trying to run in non-interactive environment, you
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can use the --accept-terms-of-use flag after reading the terms and conditions here:
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https://github.com/prysmaticlabs/prysm/blob/develop/TERMS_OF_SERVICE.md`
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)
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var (
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au = aurora.NewAurora(true)
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log = logrus.WithField("prefix", "tos")
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)
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// VerifyTosAcceptedOrPrompt checks if Tos was accepted before or asks to accept.
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func VerifyTosAcceptedOrPrompt(ctx *cli.Context) error {
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acceptTosFilePath := filepath.Join(ctx.String(cmd.DataDirFlag.Name), acceptTosFilename)
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exists, err := file.Exists(acceptTosFilePath, file.Regular)
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if err != nil {
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return errors.Wrapf(err, "could not check if file exists: %s", acceptTosFilePath)
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}
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if exists {
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return nil
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}
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if ctx.Bool(cmd.AcceptTosFlag.Name) {
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saveTosAccepted(ctx)
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return nil
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}
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input, err := prompt.DefaultPrompt(au.Bold(acceptTosPromptText).String(), "decline")
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if err != nil {
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return errors.New(acceptTosPromptErrText)
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}
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if !strings.EqualFold(input, "accept") {
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return errors.New("you have to accept Terms and Conditions in order to continue")
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}
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saveTosAccepted(ctx)
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return nil
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}
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// saveTosAccepted creates a file when Tos accepted.
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func saveTosAccepted(ctx *cli.Context) {
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dataDir := ctx.String(cmd.DataDirFlag.Name)
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dataDirExists, err := file.HasDir(dataDir)
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if err != nil {
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log.WithError(err).Warnf("error checking directory: %s", dataDir)
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}
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if !dataDirExists {
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if err := file.MkdirAll(dataDir); err != nil {
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log.WithError(err).Warnf("error creating directory: %s", dataDir)
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}
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}
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if err := file.WriteFile(filepath.Join(dataDir, acceptTosFilename), []byte("")); err != nil {
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log.WithError(err).Warnf("error writing %s to file: %s", cmd.AcceptTosFlag.Name,
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filepath.Join(dataDir, acceptTosFilename))
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}
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}
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