3dcb3e9073
* Second attempt at preventing zombies * Ensure that the pipes are closed in ssh.go * Ensure that a cancellable context is passed up in cmd/* http requests * Make cmd.fail return properly so defers are obeyed * Ensure that something is sent to stdout in case of blocks here Signed-off-by: Andrew Thornton <art27@cantab.net> * placate lint Signed-off-by: Andrew Thornton <art27@cantab.net> * placate lint 2 Signed-off-by: Andrew Thornton <art27@cantab.net> * placate lint 3 Signed-off-by: Andrew Thornton <art27@cantab.net> * fixup Signed-off-by: Andrew Thornton <art27@cantab.net> * Apply suggestions from code review Co-authored-by: 6543 <6543@obermui.de> Co-authored-by: Lauris BH <lauris@nix.lv>
77 lines
1.8 KiB
Go
77 lines
1.8 KiB
Go
// Copyright 2018 The Gitea Authors. All rights reserved.
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// Use of this source code is governed by a MIT-style
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// license that can be found in the LICENSE file.
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package cmd
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import (
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"errors"
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"fmt"
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"strings"
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"code.gitea.io/gitea/modules/private"
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"github.com/urfave/cli"
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)
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// CmdKeys represents the available keys sub-command
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var CmdKeys = cli.Command{
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Name: "keys",
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Usage: "This command queries the Gitea database to get the authorized command for a given ssh key fingerprint",
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Action: runKeys,
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Flags: []cli.Flag{
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cli.StringFlag{
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Name: "expected, e",
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Value: "git",
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Usage: "Expected user for whom provide key commands",
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},
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cli.StringFlag{
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Name: "username, u",
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Value: "",
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Usage: "Username trying to log in by SSH",
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},
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cli.StringFlag{
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Name: "type, t",
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Value: "",
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Usage: "Type of the SSH key provided to the SSH Server (requires content to be provided too)",
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},
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cli.StringFlag{
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Name: "content, k",
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Value: "",
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Usage: "Base64 encoded content of the SSH key provided to the SSH Server (requires type to be provided too)",
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},
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},
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}
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func runKeys(c *cli.Context) error {
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if !c.IsSet("username") {
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return errors.New("No username provided")
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}
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// Check username matches the expected username
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if strings.TrimSpace(c.String("username")) != strings.TrimSpace(c.String("expected")) {
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return nil
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}
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content := ""
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if c.IsSet("type") && c.IsSet("content") {
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content = fmt.Sprintf("%s %s", strings.TrimSpace(c.String("type")), strings.TrimSpace(c.String("content")))
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}
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if content == "" {
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return errors.New("No key type and content provided")
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}
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ctx, cancel := installSignals()
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defer cancel()
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setup("keys.log", false)
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authorizedString, err := private.AuthorizedPublicKeyByContent(ctx, content)
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if err != nil {
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return err
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}
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fmt.Println(strings.TrimSpace(authorizedString))
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return nil
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}
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