From owner-freebsd-stable@freebsd.org Fri Dec 27 17:35:29 2019 Return-Path: Delivered-To: freebsd-stable@mailman.nyi.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mailman.nyi.freebsd.org (Postfix) with ESMTP id BCDA11C9EFD for ; Fri, 27 Dec 2019 17:35:29 +0000 (UTC) (envelope-from matt.garber@gmail.com) Received: from mail-qk1-x72e.google.com (mail-qk1-x72e.google.com [IPv6:2607:f8b0:4864:20::72e]) (using TLSv1.3 with cipher TLS_AES_128_GCM_SHA256 (128/128 bits) server-signature RSA-PSS (4096 bits) client-signature RSA-PSS (2048 bits) client-digest SHA256) (Client CN "smtp.gmail.com", Issuer "GTS CA 1O1" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 47kv9X49lPz4LVt for ; Fri, 27 Dec 2019 17:35:28 +0000 (UTC) (envelope-from matt.garber@gmail.com) Received: by mail-qk1-x72e.google.com with SMTP id z76so22345864qka.2 for ; Fri, 27 Dec 2019 09:35:28 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=mime-version:references:in-reply-to:from:date:message-id:subject:to :cc; bh=TfEtP29dZ/gxuF7L2JoNgqwZzkejlqCx05X6Avfl0F4=; b=Wh8cwWjhl0DdPbqeVh9nWu8Cbl35q3rYriPAnVOXhN399gJtFYu8yhZUbeOc6jxf1V R0nuPGzn11uzpTp0bPq13BfiTyPoyl6YV43IuHqbUXUbtQBWa/bGmNf7axvk9HVeGCD8 Dx2uD9KUG+nbS9y4fGcJqyR0lHAoAiHRsdfhLXQZ2jn0Rg+SJha8uc6cG+JRNC5dZ4NW 09esZP1NzjMWy3Q8b3THttKY4VTOrngFTQk4ccj3Me+F7f3Ewtk7hprpTgv7T4IhHHb3 PlgamWcx/TYEjXC+CDY1ayMTi9knKTdQK6sefLzXtZGKARAj/ASVTeNwFlpXxtPrQCoA 1Wgg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:references:in-reply-to:from:date :message-id:subject:to:cc; bh=TfEtP29dZ/gxuF7L2JoNgqwZzkejlqCx05X6Avfl0F4=; b=B1drRavUPmc93v8x5MpPAIcKe+Ko2joFlw9OBncx9bUpVRN6ZXhw+EHQLkf/qZAqzr EpwnluM03ddPGNbDqQBDhASTFO7KN6/dhkaZPXZjDSVlIl/hN3wICr/QwatPdrvqPwCC kXqUfDsP6936zZ2ZdUR6HldTI6d+aYirJYrxYVuNIshLFgu9e0803W5nQcWra02YzW+r 33aph/3A2A4nAJaH0ibIOSIeJAYl9lE1myOE/QBCM+5UJTJUQbfDfn3Hbt/1u+EXo6Ic kKa71KBbl/YW74J3izQMQz6l3xbkTnISqfBncMrhzu4kspqTvJIFX/bWQluD8xO8z2oe XaIQ== X-Gm-Message-State: APjAAAW3IVR1rHd8gRsVtoAnQccWQk2qD4DvIY5N0/+oVqgaLM0HxyPa RKkM3x2Sf8ydUUpWBZmhR+Lua6l3obhhiZNxW8CSUQ== X-Google-Smtp-Source: APXvYqzLTcOgh+LVQNJy8qjnWP1PJgkv/bDe+MRq7dGGI/JDfYLBUXigcJeRPBS60ac9+9uots5MT/mrI316oHyQ2Qc= X-Received: by 2002:a05:620a:1102:: with SMTP id o2mr42997782qkk.278.1577468127241; Fri, 27 Dec 2019 09:35:27 -0800 (PST) MIME-Version: 1.0 References: <23f18d16-7f86-8e94-8cd5-9bed61ea3405@castle.org> In-Reply-To: <23f18d16-7f86-8e94-8cd5-9bed61ea3405@castle.org> From: Matt Garber Date: Fri, 27 Dec 2019 12:35:16 -0500 Message-ID: Subject: Re: ldapsearch stops working after ~4-12 hours (one host of 4) To: Lee Damon Cc: freebsd-stable@freebsd.org X-Rspamd-Queue-Id: 47kv9X49lPz4LVt X-Spamd-Bar: - Authentication-Results: mx1.freebsd.org; dkim=pass header.d=gmail.com header.s=20161025 header.b=Wh8cwWjh; dmarc=pass (policy=none) header.from=gmail.com; spf=pass (mx1.freebsd.org: domain of mattgarber@gmail.com designates 2607:f8b0:4864:20::72e as permitted sender) smtp.mailfrom=mattgarber@gmail.com X-Spamd-Result: default: False [-2.00 / 15.00]; TO_DN_SOME(0.00)[]; R_SPF_ALLOW(-0.20)[+ip6:2607:f8b0:4000::/36]; FREEMAIL_FROM(0.00)[gmail.com]; URI_COUNT_ODD(1.00)[3]; DKIM_TRACE(0.00)[gmail.com:+]; RCPT_COUNT_TWO(0.00)[2]; DMARC_POLICY_ALLOW(-0.50)[gmail.com,none]; FROM_EQ_ENVFROM(0.00)[]; IP_SCORE(0.00)[ip: (-9.23), ipnet: 2607:f8b0::/32(-2.16), asn: 15169(-1.88), country: US(-0.05)]; MIME_TRACE(0.00)[0:+,1:+,2:~]; FREEMAIL_ENVFROM(0.00)[gmail.com]; ASN(0.00)[asn:15169, ipnet:2607:f8b0::/32, country:US]; TAGGED_FROM(0.00)[]; DWL_DNSWL_NONE(0.00)[gmail.com.dwl.dnswl.org : 127.0.5.0]; ARC_NA(0.00)[]; NEURAL_HAM_MEDIUM(-1.00)[-1.000,0]; R_DKIM_ALLOW(-0.20)[gmail.com:s=20161025]; FROM_HAS_DN(0.00)[]; NEURAL_HAM_LONG(-1.00)[-1.000,0]; MIME_GOOD(-0.10)[multipart/alternative,text/plain]; PREVIOUSLY_DELIVERED(0.00)[freebsd-stable@freebsd.org]; IP_SCORE_FREEMAIL(0.00)[]; TO_MATCH_ENVRCPT_SOME(0.00)[]; RCVD_IN_DNSWL_NONE(0.00)[e.2.7.0.0.0.0.0.0.0.0.0.0.0.0.0.0.2.0.0.4.6.8.4.0.b.8.f.7.0.6.2.list.dnswl.org : 127.0.5.0]; RCVD_COUNT_TWO(0.00)[2]; RCVD_TLS_ALL(0.00)[] Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable X-Content-Filtered-By: Mailman/MimeDel 2.1.29 X-BeenThere: freebsd-stable@freebsd.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Production branch of FreeBSD source code List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 27 Dec 2019 17:35:29 -0000 On Fri, Dec 27, 2019 at 12:10 PM Lee Damon wrote: > > Both times I observed this: > > : ldapsearch -v -LLL -x -h [redacted].ee.washington.edu -b > dc=3Dee,dc=3Dwashington,dc=3Dedu uid=3D[redacted] > ldap_initialize( ldap://[redacted].ee.washington.edu ) > ldap_sasl_bind(SIMPLE): Can't contact LDAP server (-1) Do you have connection/access logs on the LDAP server to verify whether a connection is even being established? Also, are you able to try running those same ldapsearch queries with the IP address(es) rather than DNS names for your server? The =E2=80=9Ccan=E2=80=99t contact=E2=80=9D initially seem= s more like potentially DNS resolution or firewall/connectivity than something LDAP related like failure to bind successfully=E2=80=A6 Thanks, -Matt