From patchwork Thu Mar 7 20:08:35 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Emil Kronborg X-Patchwork-Id: 40677 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from aws-us-west-2-korg-lkml-1.web.codeaurora.org (localhost.localdomain [127.0.0.1]) by smtp.lore.kernel.org (Postfix) with ESMTP id 3CC38C54E4A for ; Thu, 7 Mar 2024 20:09:02 +0000 (UTC) Received: from mail-4322.protonmail.ch (mail-4322.protonmail.ch [185.70.43.22]) by mx.groups.io with SMTP id smtpd.web10.3487.1709842133436217347 for ; Thu, 07 Mar 2024 12:08:53 -0800 Authentication-Results: mx.groups.io; dkim=pass header.i=@protonmail.com header.s=protonmail3 header.b=swOq+YUK; spf=pass (domain: protonmail.com, ip: 185.70.43.22, mailfrom: emil.kronborg@protonmail.com) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=protonmail.com; s=protonmail3; t=1709842131; x=1710101331; bh=QtYkZ7Lns9EtkpWexrnKEfJKxQoHp5dqHTbckzg3qrk=; h=Date:To:From:Cc:Subject:Message-ID:Feedback-ID:From:To:Cc:Date: Subject:Reply-To:Feedback-ID:Message-ID:BIMI-Selector; b=swOq+YUKchQqs/Q7+0qeJfvPJzwxAO7RZY1tdq3rIrFyXGIJaus3YClvN++VZ+kgY +HUOBLj7h7saZkGOvUHwL9j5mq3pkhb5hXxXuANt+7ijB3SsaZpEUOmx0rJ+SOyy/P Nv2A/NHr65vYlo8pY4GxDm9BeP6TTuNtgjeNZ8NFwhIzI+cYeEntmohRJgktiI2LBE cWV04wHR8j5ntT7jEUgYFiswCRe1NaqtS4Qv54G1+zNlHNwdZ9RxfdZm8ohfbOLnoE QZpT25pqbKeGb1kpxGbOYjIay3rhauJvvN9wAi7OnR1z1QpewtZaii+P8AKUmbuEEE VbDSzB9jge7kA== Date: Thu, 07 Mar 2024 20:08:35 +0000 To: openembedded-core@lists.openembedded.org From: Emil Kronborg Cc: Emil Kronborg Subject: [PATCH] openssh: enable sshd.service by default Message-ID: <20240307200830.221403-1-emil.kronborg@protonmail.com> Feedback-ID: 20949900:user:proton MIME-Version: 1.0 List-Id: X-Webhook-Received: from li982-79.members.linode.com [45.33.32.79] by aws-us-west-2-korg-lkml-1.web.codeaurora.org with HTTPS for ; Thu, 07 Mar 2024 20:09:02 -0000 X-Groupsio-URL: https://lists.openembedded.org/g/openembedded-core/message/196823 Socket activation is prone to DoS (denial of service) because too many connections will permanently deactivate sshd.socket [1]. Also, since socket units do not allow setting Restart, accepting new connections can fail due to, for example, OOM (out of memory) [2]. Therefore, it seems more sensible to use sshd.service by default and let sshd.socket be an optional choice. [1] https://bugs.archlinux.org/task/62248 [2] https://github.com/systemd/systemd/issues/11553 Signed-off-by: Emil Kronborg --- meta/recipes-connectivity/openssh/openssh_9.6p1.bb | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/meta/recipes-connectivity/openssh/openssh_9.6p1.bb b/meta/recipes-connectivity/openssh/openssh_9.6p1.bb index 1fd36a266fde..a21570ed9382 100644 --- a/meta/recipes-connectivity/openssh/openssh_9.6p1.bb +++ b/meta/recipes-connectivity/openssh/openssh_9.6p1.bb @@ -57,7 +57,7 @@ DEPENDS += "${@bb.utils.contains('DISTRO_FEATURES', 'systemd', 'systemd', '', d) # systemd-sshd-socket-mode means installing sshd.socket # and systemd-sshd-service-mode corresponding to sshd.service -PACKAGECONFIG ??= "systemd-sshd-socket-mode" +PACKAGECONFIG ??= "systemd-sshd-service-mode" PACKAGECONFIG[kerberos] = "--with-kerberos5,--without-kerberos5,krb5" PACKAGECONFIG[ldns] = "--with-ldns,--without-ldns,ldns" PACKAGECONFIG[libedit] = "--with-libedit,--without-libedit,libedit"