From mboxrd@z Thu Jan 1 00:00:00 1970 X-Spam-Checker-Version: SpamAssassin 3.4.4 (2020-01-24) on inbox.vuxu.org X-Spam-Level: X-Spam-Status: No, score=-0.9 required=5.0 tests=DKIM_SIGNED,DKIM_VALID, MAILING_LIST_MULTI,RCVD_IN_DNSWL_NONE,RCVD_IN_MSPIKE_H4, RCVD_IN_MSPIKE_WL,URIBL_SBL_A autolearn=ham autolearn_force=no version=3.4.4 Received: (qmail 25444 invoked from network); 24 Feb 2021 01:05:27 -0000 Received: from tb-ob0.topicbox.com (64.147.108.117) by inbox.vuxu.org with ESMTPUTF8; 24 Feb 2021 01:05:27 -0000 Received: from tb-mx1.topicbox.com (tb-mx1.nyi.icgroup.com [10.90.30.61]) by tb-ob0.topicbox.com (Postfix) with ESMTP id 9904B2E8D0 for ; Tue, 23 Feb 2021 20:05:26 -0500 (EST) (envelope-from bounce.mM892fd19deed0c0a02dd942a8.r522be890-2105-11eb-b15e-8d699134e1fa@9fans.bounce.topicbox.com) Received: by tb-mx1.topicbox.com (Postfix, from userid 1132) id 93B0619ECEE6; Tue, 23 Feb 2021 20:05:26 -0500 (EST) ARC-Authentication-Results: i=2; topicbox.com; arc=pass; dkim=pass (2048-bit rsa key sha256) header.d=quintile.net header.i=@quintile.net header.b=K4hBehhn header.a=rsa-sha256 header.s=mythic-beasts-k1 x-bits=2048; dmarc=none policy.published-domain-policy=none policy.applied-disposition=none policy.evaluated-disposition=none (p=none,d=none,d.eval=none) policy.policy-from=p header.from=quintile.net; spf=pass smtp.mailfrom=steve@quintile.net smtp.helo=haggis.mythic-beasts.com; x-internal-arc=fail (as.1.topicbox.com=pass, ams.1.topicbox.com=fail (message has been altered)) (Message modified while forwarding at Topicbox) ARC-Message-Signature: i=2; a=rsa-sha256; c=relaxed/relaxed; d= topicbox.com; h=content-type:content-transfer-encoding:from :mime-version:subject:date:message-id:references:in-reply-to:to :list-help:list-id:list-post:list-subscribe:reply-to :list-unsubscribe; s=sysmsg-1; t=1614128726; bh=X6XoIAqdyjjF7C24 rUkUbpeiY0a7GZ+8Qe4xyQ0xGtI=; b=iGYYOqG8sj7L5p4VPXuX2xFxcTukY5VB qywz6RJpgNJfV7QUYhC486I+qCroXHwWuJhDI3T7HhTLe/6Pbb0DaFuaGYBn3XWF OjjJK60svphNd3VFIsrX+JYIOW2uJEfsGWxvKkztYaYI3cNA9IgWiljkrBUYexA0 GJ7bs8dGlv8= ARC-Seal: i=2; a=rsa-sha256; cv=pass; d=topicbox.com; s=sysmsg-1; t= 1614128726; b=mEwyvHVSZkV2Nkms90uZMUv3r5ef9lIlpFlEPwzwLhqRxeWleD 8IuoVI+pWzGJVExb3v5W0Gmox0fAHwo7p96YwEF5iePJxirK2/BhxZon/479Ws43 jT+tx781LUl454uv2GPt/lQ1nkZrb606GtV0jdwqvU2a90krFPxI9dJLU= Authentication-Results: topicbox.com; arc=pass; dkim=pass (2048-bit rsa key sha256) header.d=quintile.net header.i=@quintile.net header.b=K4hBehhn header.a=rsa-sha256 header.s=mythic-beasts-k1 x-bits=2048; dmarc=none policy.published-domain-policy=none policy.applied-disposition=none policy.evaluated-disposition=none (p=none,d=none,d.eval=none) policy.policy-from=p header.from=quintile.net; spf=pass smtp.mailfrom=steve@quintile.net smtp.helo=haggis.mythic-beasts.com; x-internal-arc=fail (as.1.topicbox.com=pass, ams.1.topicbox.com=fail (message has been altered)) (Message modified while forwarding at Topicbox) X-Received-Authentication-Results: tb-mx1.topicbox.com; arc=none (no signatures found); bimi=skipped (DMARC did not pass); dkim=pass (2048-bit rsa key sha256) header.d=quintile.net header.i=@quintile.net header.b=K4hBehhn header.a=rsa-sha256 header.s=mythic-beasts-k1 x-bits=2048; dmarc=none policy.published-domain-policy=none policy.applied-disposition=none policy.evaluated-disposition=none (p=none,d=none,d.eval=none) policy.policy-from=p header.from=quintile.net; iprev=pass smtp.remote-ip=46.235.224.141 (haggis.mythic-beasts.com); spf=pass smtp.mailfrom=steve@quintile.net smtp.helo=haggis.mythic-beasts.com; x-aligned-from=pass (Address match); x-me-sender=none; x-ptr=pass smtp.helo=haggis.mythic-beasts.com policy.ptr=haggis.mythic-beasts.com; x-return-mx=pass header.domain=quintile.net policy.is_org=yes (MX Records found: mx.mythic-beasts.com); x-return-mx=pass smtp.domain=quintile.net policy.is_org=yes (MX Records found: mx.mythic-beasts.com); x-tls=pass smtp.version=TLSv1.2 smtp.cipher=ECDHE-RSA-AES256-GCM-SHA384 smtp.bits=256/256; x-vs=clean score=0 state=0 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed; d=9fans.net; h= content-type:content-transfer-encoding:from:mime-version:subject :date:message-id:references:in-reply-to:to:list-help:list-id :list-post:list-subscribe:reply-to:list-unsubscribe; s=dkim-1; bh=rgVg2gZifJTFcBkR+Iqrxl8Xqukv3d1rZtxeJhpvhQg=; b=Cu6XU/yqOiIB 1N1BnvNL09GNdQ2OM+Lp7IJu3UfdESycmi5zLWQ+ibMZegT8prsbXgdU7UIqzTQJ Igu2oeKZVEmbFq7VwzjgoKCNsfV/9elqDVGD+BaZj2FgGBS0gwNIMARepJm58d+4 GrjuWCzH6YayMBesljedr27n+o1xgXY= Received: from tb-mx1.topicbox.com (localhost.local [127.0.0.1]) by tb-mx1.topicbox.com (Postfix) with ESMTP id 0A2DE19ECB33 for <9fans@9fans.net>; Tue, 23 Feb 2021 20:05:17 -0500 (EST) (envelope-from steve@quintile.net) Received: from tb-mx1.topicbox.com (localhost [127.0.0.1]) by tb-mx1.topicbox.com (Authentication Milter) with ESMTP id 36A7E1040E9; Tue, 23 Feb 2021 20:05:17 -0500 ARC-Seal: i=1; a=rsa-sha256; cv=none; d=topicbox.com; s=arcseal; t= 1614128716; b=bBi8+PjWFkOmrnD0KJPYTwUDfDvBEwrQasjkLagZSa4FxOA2hd 46q87kToPt+agDCT3jQnp2HFrqBdcBHaJZkSOdjsQPEThOOjkKFVeRlkaJT79FfD jzz1QAq2oME8RJA1YZPCGVYq6H2d++4PmLlOFNJpkFJvTzNDTp8kB/ppvEzpKTKd 421A+v4XZeezt2ivtIDAInghtMFeH5pX0MbhY/pmmtJhweNavGiMw1v2e7E4hTIt 3pzxSGUt4nfe0TXdNZJLmDyAjpJHKORBv5aAne5NVjja5zxxVHe/zea6bpAo8O4w W1jfvfJZHw/t7bVYBM2gKZ8zPHB4OxTEAvqQ== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d= topicbox.com; h=content-type:content-transfer-encoding:from :mime-version:subject:date:message-id:references:in-reply-to:to; s=arcseal; t=1614128716; bh=COE9cAGyIdIiMotTFNuXIn/LoyaqOnQoLgD Z+UQadzs=; b=pP+evPYKGVT6kLTGB/2I7Nk+bea7E1bAu/qj1xRjYsSuf/Qhqq2 V9RwVPmbB8GvVrpm/A/3TK0Piw1fQWtg/HhHUpjkxVePFJIKqLIpuhNUPEBPJZp2 t9hfFaH+I97doyt/sfzsJAuyeMsO50jSBzgV3Pum0bcKnZGkYDIFJ0dZUWcdDeCc 4D40rMpO7ymSiW/HUQEMtuY9qjCwurqItx+hJMIZgHE5mzq7gbKxfn/f3MUAeGZ1 7KtLCxa4iWkABs65hMsxqzWtdV+EE/QJ42vVDC0sXGw8WC36pHlNxpDRE68fuMKP bYopzDusYRNcslBOADxr2xmJ5dEtfcsRAzw== ARC-Authentication-Results: i=1; tb-mx1.topicbox.com; arc=none (no signatures found); bimi=skipped (DMARC did not pass); dkim=pass (2048-bit rsa key sha256) header.d=quintile.net header.i=@quintile.net header.b=K4hBehhn header.a=rsa-sha256 header.s=mythic-beasts-k1 x-bits=2048; dmarc=none policy.published-domain-policy=none policy.applied-disposition=none policy.evaluated-disposition=none (p=none,d=none,d.eval=none) policy.policy-from=p header.from=quintile.net; iprev=pass smtp.remote-ip=46.235.224.141 (haggis.mythic-beasts.com); spf=pass smtp.mailfrom=steve@quintile.net smtp.helo=haggis.mythic-beasts.com; x-aligned-from=pass (Address match); x-me-sender=none; x-ptr=pass smtp.helo=haggis.mythic-beasts.com policy.ptr=haggis.mythic-beasts.com; x-return-mx=pass header.domain=quintile.net policy.is_org=yes (MX Records found: mx.mythic-beasts.com); x-return-mx=pass smtp.domain=quintile.net policy.is_org=yes (MX Records found: mx.mythic-beasts.com); x-tls=pass smtp.version=TLSv1.2 smtp.cipher=ECDHE-RSA-AES256-GCM-SHA384 smtp.bits=256/256; x-vs=clean score=0 state=0 X-ME-VSCause: gggruggvucftvghtrhhoucdtuddrgeduledrkeeigddvjecutefuodetggdotefrodftvf curfhrohhfihhlvgemucfhrghsthforghilhdpggftfghnshhusghstghrihgsvgdpuffr tefokffrpgfnqfghnecuuegrihhlohhuthemuceftddtnecunecujfgurheptgfghfgguf ffkfhfjgfvofesthhqmhdthhdtvdenucfhrhhomhepufhtvghvvgcuufhimhhonhcuoehs thgvvhgvsehquhhinhhtihhlvgdrnhgvtheqnecuggftrfgrthhtvghrnhepfedtuddtve egfedtgffgkeekhfefuddtvdffieejgeffvedvkeffhefghfetleefnecukfhppeegiedr vdefhedrvddvgedrudeguddpkedurddukeejrdduleekrddufedvnecuvehluhhsthgvrh fuihiivgeptdenucfrrghrrghmpehinhgvthepgeeirddvfeehrddvvdegrddugedupdhh vghlohephhgrghhgihhsrdhmhihthhhitgdqsggvrghsthhsrdgtohhmpdhmrghilhhfrh homhepoehsthgvvhgvsehquhhinhhtihhlvgdrnhgvtheq X-ME-VSScore: 0 X-ME-VSCategory: clean Received-SPF: pass (quintile.net: Sender is authorized to use 'steve@quintile.net' in 'mfrom' identity (mechanism 'include:_spf.mythic-beasts.com' matched)) receiver=tb-mx1.topicbox.com; identity=mailfrom; envelope-from="steve@quintile.net"; helo=haggis.mythic-beasts.com; client-ip=46.235.224.141 Received: from haggis.mythic-beasts.com (haggis.mythic-beasts.com [46.235.224.141]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by tb-mx1.topicbox.com (Postfix) with ESMTPS for <9fans@9fans.net>; Tue, 23 Feb 2021 20:05:16 -0500 (EST) (envelope-from steve@quintile.net) Received: from [81.187.198.132] (port=51985 helo=[192.168.1.34]) by haggis.mythic-beasts.com with esmtpsa (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92.3) (envelope-from ) id 1lEic7-0001OS-Aj for 9fans@9fans.net; Wed, 24 Feb 2021 01:05:15 +0000 Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable From: Steve Simon Mime-Version: 1.0 (1.0) Subject: Re: [9fans] sshnet and the go dns resolver Date: Wed, 24 Feb 2021 01:05:13 +0000 Message-Id: <29AA9038-B4E7-47CD-98BF-059BE9A05AF1@quintile.net> References: <2B6B7294-863E-40DE-96A6-BDE503887FD6@corpus-callosum.com> In-Reply-To: <2B6B7294-863E-40DE-96A6-BDE503887FD6@corpus-callosum.com> To: 9fans <9fans@9fans.net> X-Mailer: iPhone Mail (18D52) X-BlackCat-Spam-Score: 4 Topicbox-Policy-Reasoning: allow: sender is a member Topicbox-Message-UUID: 5e8f9f78-763c-11eb-8903-d61d5e4daeb0 Archived-At: =?UTF-8?B?PGh0dHBzOi8vOWZhbnMudG9waWNib3guY29tL2dyb3Vwcy85?= =?UTF-8?B?ZmFucy9UNzc0NDY5ZmY5Zjk0M2U0NS1NODkyZmQxOWRlZWQwYzBhMDJkZDk0?= =?UTF-8?B?MmE4Pg==?= List-Help: List-Id: "9fans" <9fans.9fans.net> List-Post: List-Software: Topicbox v0 List-Subscribe: Precedence: list Reply-To: 9fans <9fans@9fans.net> List-Unsubscribe: , Topicbox-Delivery-ID: 2:9fans:437d30aa-c441-11e9-8a57-d036212d11b0:522be890-2105-11eb-b15e-8d699134e1fa:M892fd19deed0c0a02dd942a8:1:Sl-vcgGynWcCpDuhzg9XE6unCLuRcPWc1qROx-2caI4 thanks all for the suggestions. digging through the source of sshnet.c and the go net library i think i und= erstand. the plan9 runtime library assumes, and insists the string returned from /ne= t/cs contains a valid ip address. the code in sshnet which serves a /net/cs does a local ndb lookup, and if = that fails, returns the dns name it was given. i guess this is to allow nam= e resolution to be tried at the remote host. i shall experiment a bit more. -Steve ------------------------------------------ 9fans: 9fans Permalink: https://9fans.topicbox.com/groups/9fans/T774469ff9f943e45-M892fd= 19deed0c0a02dd942a8 Delivery options: https://9fans.topicbox.com/groups/9fans/subscription