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047c69bd85
* Close #28444 * Actually, it doesn't need to use that trick because it looks like it is not necessary, no user really needs it * Remove the hidden (legacy) "doctor" subcommand and update documents * Fix "actions" usage 
84 lines
2.2 KiB
Go
84 lines
2.2 KiB
Go
// Copyright 2018 The Gitea Authors. All rights reserved.
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// SPDX-License-Identifier: MIT
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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/log"
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"code.gitea.io/gitea/modules/private"
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"github.com/urfave/cli/v2"
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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: "(internal) Should only be called by SSH server",
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Description: "Queries the Gitea database to get the authorized command for a given ssh key fingerprint",
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Before: PrepareConsoleLoggerLevel(log.FATAL),
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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",
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Aliases: []string{"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",
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Aliases: []string{"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",
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Aliases: []string{"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",
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Aliases: []string{"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(ctx, false)
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authorizedString, extra := private.AuthorizedPublicKeyByContent(ctx, content)
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// do not use handleCliResponseExtra or cli.NewExitError, if it exists immediately, it breaks some tests like Test_CmdKeys
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if extra.Error != nil {
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return extra.Error
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}
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_, _ = fmt.Fprintln(c.App.Writer, strings.TrimSpace(authorizedString))
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return nil
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}
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