[From nobody Thu Jun 25 05:54:56 2020 Received: from mail-lf1-x144.google.com ([2a00:1450:4864:20::144]) by bombadil.infradead.org with esmtps (Exim 4.90_1 #2 (Red Hat Linux)) id 1gSpNI-0001Ci-1X for openwrt-devel@lists.openwrt.org; Fri, 30 Nov 2018 20:26:57 +0000 Received: by mail-lf1-x144.google.com with SMTP id p6so5039711lfc.1 for <openwrt-devel@lists.openwrt.org>; Fri, 30 Nov 2018 12:26:45 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kempniu.pl; s=google; h=sender:date:from:to:subject:message-id:references:mime-version :content-disposition:content-transfer-encoding:in-reply-to :user-agent; bh=8h46esj4MJdUaSQ9RoO3TrVUXn6wplzgWGIoasQWTD4=; b=wHlptsRaC4PQIPA6rxJawiQskZE+FbvyQKWym7XSnqfm05Mmfi7olPD2t+pAA/Naag 1D5NaikxOVN5YMm8JSM90wFHjZ5rRf1re82YBdVXP5PJvEeIeqAVIredOEpFGsrUto+V P1jm17kicWhptkmn8P9GgulUtfM/DhrbGiKRk= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:sender:date:from:to:subject:message-id :references:mime-version:content-disposition :content-transfer-encoding:in-reply-to:user-agent; bh=8h46esj4MJdUaSQ9RoO3TrVUXn6wplzgWGIoasQWTD4=; b=Az4pxNhJkvCL/amh6WWWLh4G2r+asSx2PYs13AUb2K7JZpV4G3BhV2fiXE3Basxqrb XOa92vLipl3TRBHEpiU9r44R7UvfAn/7p1JB5pSzoZ4rBUTDkQpWdBZCSU4FEOhIA2YG /IGS4MdX2kv6LyBqLLQwIRDChrLuS69RsTfYq7BeKXV/sw0WN4WvpoQT3Hcn2c5NKtbJ jTgs+8zYqao9XiM/AKtJ2HzLaey8LitE3mXvogOmcf8c3btmpazqftdpTnKAKBIVMbMv PzvvwCQj1PBd+lRXMuYj2aRDGpiq7pFhvBAvXsgH8uxtOsVQkGU+1zvzp/igq3NZG/9T YKUA== X-Gm-Message-State: AA+aEWZ6lMgNz1XGpD91hQ2nQgXIF89BDhLqnu1CB2+eifKD+uJFbR6Q PPjASLwN/jtpK4kJMT+sYP5lmg== X-Google-Smtp-Source: AFSGD/X8yYFlib1EqVmUIQklQl0HYFCOtHY8anRdA4aRQdBRn3JCQBxhehiKnzyll3uLJ2QIAsmMfA== X-Received: by 2002:a19:6a13:: with SMTP id u19mr4284513lfu.46.1543609603472; Fri, 30 Nov 2018 12:26:43 -0800 (PST) Received: from larwa.hq.kempniu.pl ([2001:470:64df:64::b71]) by smtp.gmail.com with ESMTPSA id u26-v6sm947574lji.22.2018.11.30.12.26.41 (version=TLS1_2 cipher=ECDHE-RSA-CHACHA20-POLY1305 bits=256/256); Fri, 30 Nov 2018 12:26:42 -0800 (PST) Sender: =?UTF-8?B?TWljaGHFgiBLxJlwaWXFhA==?= <kempniu@kempniu.pl> Date: Fri, 30 Nov 2018 21:26:39 +0100 From: =?utf-8?B?TWljaGHFgiBLxJlwaWXFhA==?= <lede@kempniu.pl> To: Hans Dedecker <dedeckeh@gmail.com>, openwrt-devel <openwrt-devel@lists.openwrt.org> Subject: Re: [OpenWrt-Devel] [PATCH] odhcpd: allow specifying lease trigger mode Message-ID: <20181130202639.GB3075@larwa.hq.kempniu.pl> References: <mailman.6910.1530045246.25356.openwrt-devel@lists.openwrt.org> <CAJLcKsHfAea_va3tCSWShTW=EY768EmiDTfWuxbRba_Bm604iw@mail.gmail.com> <mailman.10547.1531678838.25356.openwrt-devel@lists.openwrt.org> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: <mailman.10547.1531678838.25356.openwrt-devel@lists.openwrt.org> User-Agent: Mutt/1.11.0 (2018-11-25) X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20181130_122656_159414_69FAEA7F X-CRM114-Status: GOOD ( 10.62 ) X-Spam-Score: -0.1 (/) X-Spam-Report: SpamAssassin version 3.4.2 on bombadil.infradead.org summary: Content analysis details: (-0.1 points) pts rule name description ---- ---------------------- -------------------------------------------------- -0.0 RCVD_IN_DNSWL_NONE RBL: Sender listed at http://www.dnswl.org/, no trust [2a00:1450:4864:20:0:0:0:144 listed in] [list.dnswl.org] -0.0 SPF_PASS SPF: sender matches SPF record -0.1 DKIM_VALID_AU Message has a valid DKIM or DK signature from author's domain -0.1 DKIM_VALID Message has at least one valid DKIM or DK signature 0.1 DKIM_SIGNED Message has a DKIM or DK signature, not necessarily valid -0.1 DKIM_VALID_EF Message has a valid DKIM or DK signature from envelope-from domain 0.1 FROM_EXCESS_BASE64 From: base64 encoded unnecessarily > > What usecase do you want to cover by calling the lease script every time ? > > I want to assign a FQDN to every device which gets an IP address from > odhcpd. My lease script updates DNS records, generating MAC-based names > for devices which do not provide hostnames in their DHCP requests. The > missing piece of the puzzle is thus a way of triggering the lease script > when an IP address is leased to a host which did not provide a hostname > in its DHCP request (and when such a lease is deleted). The only way I > can think of to achieve that without patching odhcpd is to resort to > some sort of polling, but it feels a bit clumsy to me since an arbitrary > amount of time may pass between two DHCP events and I am trying to make > the relevant DNS zone match the lease database as closely as possible at > any given time. Was there any particular reason for marking this patch as "Rejected" in Patchwork? -- Best regards, Michał Kępień ]