From nobody Sun Jan 30 14:18:18 2022 X-Original-To: freebsd-current@mlmmj.nyi.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mlmmj.nyi.freebsd.org (Postfix) with ESMTP id AA799199B195 for ; Sun, 30 Jan 2022 14:19:02 +0000 (UTC) (envelope-from fm-7517-202201301418591d13caeaac1ae6db19-pTza04@rts-flowmailer.siemens.com) Received: from mta-64-227.siemens.flowmailer.net (mta-64-227.siemens.flowmailer.net [185.136.64.227]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client did not present a certificate) by mx1.freebsd.org (Postfix) with ESMTPS id 4Jmtbn58c0z59Nr for ; Sun, 30 Jan 2022 14:19:01 +0000 (UTC) (envelope-from fm-7517-202201301418591d13caeaac1ae6db19-pTza04@rts-flowmailer.siemens.com) Received: by mta-64-227.siemens.flowmailer.net with ESMTPSA id 202201301418591d13caeaac1ae6db19 for ; Sun, 30 Jan 2022 15:19:00 +0100 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; s=fm1; d=siemens.com; i=michael.osipov@siemens.com; h=Date:From:Subject:To:Message-ID:MIME-Version:Content-Type:Content-Transfer-Encoding:References:In-Reply-To; bh=cT0nFf8Ef1/Wdtt1V0xGJ6lG3LBvU0govqxGfeTM47M=; b=YfF153wLSF8Qf2WjC3dNKsOj3z08QX6mPKm/c4kokTPsAlNA2+FrqiXHx1R0fp5vLQz7od xUQtDvMZU8LY2s7oOC/010pdYEdXAGrJTi6mo7ojnZgn5cuQO6qf73ghUwGTyVz/bGOehNPk kCEpAIJTY1mfjusuf68JLMNGPo4Ls=; Message-ID: <5d96363b-3bc1-bfdc-169e-3f6a273a00cd@siemens.com> Date: Sun, 30 Jan 2022 15:18:18 +0100 List-Id: Discussions about the use of FreeBSD-current List-Archive: https://lists.freebsd.org/archives/freebsd-current List-Help: List-Post: List-Subscribe: List-Unsubscribe: Sender: owner-freebsd-current@freebsd.org MIME-Version: 1.0 Subject: Re: Dragonfly Mail Agent (dma) in the base system Content-Language: de-DE To: freebsd-current@freebsd.org References: <835dc887-6491-602c-7d71-d99309871126@siemens.com> From: michael.osipov@siemens.com In-Reply-To: <835dc887-6491-602c-7d71-d99309871126@siemens.com> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit X-Flowmailer-Platform: Siemens Feedback-ID: 519:519-7517:519-21489:flowmailer X-Rspamd-Queue-Id: 4Jmtbn58c0z59Nr X-Spamd-Bar: ----- Authentication-Results: mx1.freebsd.org; dkim=pass header.d=siemens.com header.s=fm1 header.b=YfF153wL; dmarc=pass (policy=none) header.from=siemens.com; spf=pass (mx1.freebsd.org: domain of fm-7517-202201301418591d13caeaac1ae6db19-pTza04@rts-flowmailer.siemens.com designates 185.136.64.227 as permitted sender) smtp.mailfrom=fm-7517-202201301418591d13caeaac1ae6db19-pTza04@rts-flowmailer.siemens.com X-Spamd-Result: default: False [-5.69 / 15.00]; RCVD_VIA_SMTP_AUTH(0.00)[]; RWL_MAILSPIKE_GOOD(0.00)[185.136.64.227:from]; R_SPF_ALLOW(-0.20)[+ip4:185.136.64.224/29:c]; TO_DN_NONE(0.00)[]; DKIM_TRACE(0.00)[siemens.com:+]; DMARC_POLICY_ALLOW(-0.50)[siemens.com,none]; NEURAL_HAM_SHORT(-0.99)[-0.995]; FORGED_SENDER(0.30)[michael.osipov@siemens.com,fm-7517-202201301418591d13caeaac1ae6db19-pTza04@rts-flowmailer.siemens.com]; MIME_TRACE(0.00)[0:+]; ASN(0.00)[asn:50018, ipnet:185.136.64.0/24, country:NL]; MID_RHS_MATCH_FROM(0.00)[]; FROM_NEQ_ENVFROM(0.00)[michael.osipov@siemens.com,fm-7517-202201301418591d13caeaac1ae6db19-pTza04@rts-flowmailer.siemens.com]; ARC_NA(0.00)[]; NEURAL_HAM_MEDIUM(-1.00)[-1.000]; R_DKIM_ALLOW(-0.20)[siemens.com:s=fm1]; DWL_DNSWL_MED(-2.00)[siemens.com:dkim]; TO_MATCH_ENVRCPT_ALL(0.00)[]; NEURAL_HAM_LONG(-1.00)[-1.000]; MIME_GOOD(-0.10)[text/plain]; PREVIOUSLY_DELIVERED(0.00)[freebsd-current@freebsd.org]; RCPT_COUNT_ONE(0.00)[1]; FROM_NO_DN(0.00)[]; RCVD_IN_DNSWL_NONE(0.00)[185.136.64.227:from]; MLMMJ_DEST(0.00)[freebsd-current]; RCVD_COUNT_TWO(0.00)[2]; RCVD_TLS_ALL(0.00)[] X-ThisMailContainsUnwantedMimeParts: N Am 2022-01-30 um 15:01 schrieb michael.osipov@siemens.com: > Requirements for a simplistic MTA with a relay host: > * Support TLS or STARTTLS through OpenSSL in base > * Verify server's certificate chain against default certstore > (/etc/ssl/certs) and log success/failure, e.g, sendmail does this after > config > * Properly rewrite FROM for local users user@localhost or even <> when > delivered with sendmail executable > * Accept messages on localhost:25 or a configurable loopback address in > general (e.g., multihomed with cloned interface and jails) for those > applications which only support SMTP (e.g., Java Mail or other > programming libraries) Another feature I have forgot: * .forward support. All mails received on a Unix account shall be redirected to the user's email address. Michael