From mboxrd@z Thu Jan 1 00:00:00 1970 X-Msuck: nntp://news.gmane.io/gmane.comp.sysutils.supervision.general/2908 Path: news.gmane.io!.POSTED.ciao.gmane.io!not-for-mail From: fungal-net Newsgroups: gmane.comp.sysutils.supervision.general Subject: Re: runit SIGPWR support Date: Sat, 29 Feb 2020 01:50:13 +0200 Organization: Obarun.Org Message-ID: References: <18110531581952419@sas8-7ec005b03c91.qloud-c.yandex.net> <7003111582476686@vla3-6a5326aeb4ee.qloud-c.yandex.net> <77a6d0d5-f292-b225-e9b9-77c290394b47@gmx.com> <20200224152617.GA28493@mail.hallyn.com> <5f5e0473-4ed1-58c0-26af-2eabf43232b0@gmx.com> <20200228063947.w6le5lzy7wbfs4xf@klumpi.ignorelist.com> <20200228094541.GA2429@cube> Reply-To: fungalnet@obarun.org Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 7bit Injection-Info: ciao.gmane.io; posting-host="ciao.gmane.io:159.69.161.202"; logging-data="46775"; mail-complaints-to="usenet@ciao.gmane.io" To: supervision@list.skarnet.org Original-X-From: supervision-return-2497-gcsg-supervision=m.gmane-mx.org@list.skarnet.org Sat Feb 29 00:50:30 2020 Return-path: Envelope-to: gcsg-supervision@m.gmane-mx.org Original-Received: from alyss.skarnet.org ([95.142.172.232]) by ciao.gmane.io with smtp (Exim 4.92) (envelope-from ) id 1j7pOo-000BwQ-7g for gcsg-supervision@m.gmane-mx.org; Sat, 29 Feb 2020 00:50:30 +0100 Original-Received: (qmail 21946 invoked by uid 89); 28 Feb 2020 23:50:46 -0000 Mailing-List: contact supervision-help@list.skarnet.org; run by ezmlm Original-Sender: Precedence: bulk List-Post: List-Help: List-Unsubscribe: List-Subscribe: List-Id: Original-Received: (qmail 21939 invoked from network); 28 Feb 2020 23:50:46 -0000 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=obarun.org; s=default; h=Content-Transfer-Encoding:Content-Type:In-Reply-To:MIME-Version :Date:Message-ID:From:References:To:Subject:Reply-To:Sender:Cc:Content-ID: Content-Description:Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc :Resent-Message-ID:List-Id:List-Help:List-Unsubscribe:List-Subscribe: List-Post:List-Owner:List-Archive; bh=tnzUZsOCHkpAgtopeEK9A8PEGaCIY8kEa3LWRBiwSco=; b=KDxcUL1zzEH/HpV275GODyF847 2VFXFS1SpMcb+Mk3QgaoZ044SGbqwrwCPc4Q+ksCCtLuGGhOg22xECQSx2Jmg6XapKN0l7kc3uY/g pD/ShGVOwTkq1zPCKRHvpDSx9EwNxUxw4l7SrnwvegTUWm2VJ3MX+sF0/sK66mZQgLEvcOArVyEXp 9duysIXwmBOAzKl048RI+y1bvy8ZDrIwD+DsWn9+eUHh1gXcYaNSbGgPZY873+nYfx82YDKxhvgBd 5M9edqpkBsdtC1qf3ebuUQJKGbCTaLriGhovEcBS/sS+1lgOWZm6qy5V2w/GH/HQsjAJKmf6id/TL v1tEuiSQ==; In-Reply-To: <20200228094541.GA2429@cube> Content-Language: en-US X-AntiAbuse: This header was added to track abuse, please include it with any abuse report X-AntiAbuse: Primary Hostname - sv26.byethost26.org X-AntiAbuse: Original Domain - list.skarnet.org X-AntiAbuse: Originator/Caller UID/GID - [47 12] / [47 12] X-AntiAbuse: Sender Address Domain - obarun.org X-Get-Message-Sender-Via: sv26.byethost26.org: authenticated_id: fungalnet@obarun.org X-Authenticated-Sender: sv26.byethost26.org: fungalnet@obarun.org Xref: news.gmane.io gmane.comp.sysutils.supervision.general:2908 Archived-At: It might be plain ignorance on my side but is there a possibility that some malicious outsider's intent be able to induce a SIGPWR signal just to fool the system to shut down? If so then hardcoding it as an autoresponse would be perceived as a weakness. The choice for any sysadmin to use the kernel signal and direct it to any designed chosen process is still open without it.