mirror of
https://github.com/gravitational/teleport.git
synced 2026-10-12 02:15:01 +00:00
Edoardo Spadolini
825b23049e
* Move the reexec parts of lib/srv to session/reexec * Update references to the moved bits of lib/srv * Avoid testutils in session/reexec * Shuffle some constants around to avoid imports in session/reexec * Vendor in the relevant parts of logutils in session/reexec * Remove unnecessary symlink checks when opening files * Inline the last two things from lib/utils in session/reexec * Inline moved constants * Deprecate group name consts and fix missed inlines * Add missing session/reexec.TestMain with reexec check * Reuse existing constants from the log constants package in session * Fix broken godoc link
38 lines
1.5 KiB
Go
38 lines
1.5 KiB
Go
// Teleport
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// Copyright (C) 2026 Gravitational, Inc.
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//
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// This program is free software: you can redistribute it and/or modify
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// it under the terms of the GNU Affero General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU Affero General Public License for more details.
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//
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// You should have received a copy of the GNU Affero General Public License
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// along with this program. If not, see <http://www.gnu.org/licenses/>.
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package reexec
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import (
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"errors"
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"os/user"
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"strings"
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"syscall"
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)
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// isUnknownGroupError returns whether the error from LookupGroup is an unknown group error.
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//
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// LookupGroup is supposed to return an UnknownGroupError, but due to an existing issue
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// may instead return a generic "no such file or directory" error when sssd is installed
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// or "no such process" as Go std library just forwards errors returned by getgrpnam_r.
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// See github issue - https://github.com/golang/go/issues/40334
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func isUnknownGroupError(err error, groupName string) bool {
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return errors.Is(err, user.UnknownGroupError(groupName)) ||
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errors.Is(err, user.UnknownGroupIdError(groupName)) ||
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strings.HasSuffix(err.Error(), syscall.ENOENT.Error()) ||
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strings.HasSuffix(err.Error(), syscall.ESRCH.Error())
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}
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