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12f4ea03a8
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Go's semantic import versioning requires v2+ modules to include the major version in the module path. This enables using proper version tags (v3.x.x) instead of pseudo-versions. Updated module path: code.gitcaddy.com/server/v3
48 lines
1.4 KiB
Go
48 lines
1.4 KiB
Go
// Copyright 2021 The Gitea Authors. All rights reserved.
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// SPDX-License-Identifier: MIT
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package asymkey
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import (
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"context"
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"strings"
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"code.gitcaddy.com/server/v3/models/db"
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"code.gitcaddy.com/server/v3/modules/log"
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"github.com/42wim/sshsig"
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)
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// VerifySSHKey marks a SSH key as verified
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func VerifySSHKey(ctx context.Context, ownerID int64, fingerprint, token, signature string) (string, error) {
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return db.WithTx2(ctx, func(ctx context.Context) (string, error) {
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key := new(PublicKey)
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has, err := db.GetEngine(ctx).Where("owner_id = ? AND fingerprint = ?", ownerID, fingerprint).Get(key)
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if err != nil {
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return "", err
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} else if !has {
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return "", ErrKeyNotExist{}
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}
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err = sshsig.Verify(strings.NewReader(token), []byte(signature), []byte(key.Content), "gitea")
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if err != nil {
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// edge case for Windows based shells that will add CR LF if piped to ssh-keygen command
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// see https://github.com/PowerShell/PowerShell/issues/5974
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if sshsig.Verify(strings.NewReader(token+"\r\n"), []byte(signature), []byte(key.Content), "gitea") != nil {
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log.Debug("VerifySSHKey sshsig.Verify failed: %v", err)
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return "", ErrSSHInvalidTokenSignature{
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Fingerprint: key.Fingerprint,
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}
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}
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}
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key.Verified = true
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if _, err := db.GetEngine(ctx).ID(key.ID).Cols("verified").Update(key); err != nil {
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return "", err
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}
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return key.Fingerprint, nil
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})
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}
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