From owner-freebsd-questions@freebsd.org Sun Oct 8 16:54:27 2017 Return-Path: Delivered-To: freebsd-questions@mailman.ysv.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:1900:2254:206a::19:1]) by mailman.ysv.freebsd.org (Postfix) with ESMTP id AA658E3A2C8 for ; Sun, 8 Oct 2017 16:54:27 +0000 (UTC) (envelope-from pschmehl_lists@tx.rr.com) Received: from dnvrco-cmomta01.email.rr.com (dnvrco-outbound-snat.email.rr.com [107.14.73.226]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client CN "Client", Issuer "CA" (not verified)) by mx1.freebsd.org (Postfix) with ESMTPS id 523CE74947 for ; Sun, 8 Oct 2017 16:54:26 +0000 (UTC) (envelope-from pschmehl_lists@tx.rr.com) Received: from [192.168.0.2] ([76.183.153.52]) by cmsmtp with ESMTPA id 1Enme4BkPDCdC1EnpeUW0f; Sun, 08 Oct 2017 16:51:45 +0000 Date: Sun, 08 Oct 2017 11:51:42 -0500 From: Paul Schmehl Reply-To: Paul Schmehl To: Polytropon cc: FreeBSD Questions Subject: Re: Scripting problem Message-ID: In-Reply-To: <20171008095413.b0700f43.freebsd@edvax.de> References: <7AB396F429EEB6890100F082@Pauls-MacBook-Pro.local> <20171008095413.b0700f43.freebsd@edvax.de> X-Mailer: Mulberry/4.0.8 (Mac OS X) MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii; format=flowed Content-Transfer-Encoding: 7bit Content-Disposition: inline X-CMAE-Envelope: MS4wfBiKO1FnL3sBOdh1cIa4PiyeVaIj1jT2AJ7MO+MQTSswD2fZkt2e0SpXgQePsvG6WC0mAtH4shsTl0ZZUvn/LiT7jHSaSiAYLnekpqNs2Qe5yTZ2EnVk z0jikv06qjreAWLau7ORiDBSD4rnOgZkiVNygwZLRjlfj8wCWOhYvvuovxSKid6NWb82JOgx/SWjgkCTLcLKJfEiH1t+FNoKIvHC5lHh9xDsSa6NY/OGWZXH X-BeenThere: freebsd-questions@freebsd.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: User questions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sun, 08 Oct 2017 16:54:27 -0000 --On October 8, 2017 at 9:54:13 AM +0200 Polytropon wrote: > On Sun, 08 Oct 2017 00:59:39 -0500, Paul Schmehl wrote: >> I'm writing a bash script to create a db backup and email it to me once >> a day. I'm munged some parts to not reveal details >> >> I'm having a problem with this line: >> >> /usr/local/bin/mutt -s $SUBJECT -i $MESSAGE -a $FILENAME -- >> pschmehl@tx.rr.com < /dev/null >> >> Right before this line are these lines: >> MESSAGE="path/to/message.txt" >> ADDRESS="pschmehl@mydomain" >> SUBJECT="Today's db backup" >> >> From the commandline this runs fine, but the script returns an error: >> >> Error sending message, child exited 67 (User unknown.). >> Could not send the message. >> >> The mail is sent, and when it's received, the subject line is Today's. >> When I look in the maillog, mutt tried to send email to db@hostname and >> backup@hostname. >> >> I changed the subject to Backup, and the error goes away. > > This proves you have a quoting problem. Enclose the parameters > in the mutt call in "...", like this: > > /usr/local/bin/mutt -s "$SUBJECT" -i "$MESSAGE" -a "$FILENAME" -- > pschmehl@tx.rr.com < /dev/null > > When the variables are being evaluated by the shell, the quotes > during assignment are removed, and you you get is > > /usr/local/bin/mutt -s Today's db backup -i path/to/message.txt -a > /whatever/filename/there.is -- pschmehl@tx.rr.com < /dev/null > Thanks. I was unaware of this. > The unterminated ' is handled more or less gracefully, but it > probably interferes with mutt's address detection. You can > now easily recognize the problem. > > > >> I'm running FreeBSD 10.3-RELEASE and the script is written in bash. > > Do you have any reasons not to stick to default sh? Do you use > any features specific to bash? > None other than I've always written bash scripts. > > >> Why would mutt do this? > > Well, actually mutt doesn't do it - it's the shell that just does > what you told it to. ;-) I see that now. Thanks for educating me. Paul Schmehl, Retired As if it wasn't already obvious, my opinions are my own and not those of my employer. ******************************************* "It is as useless to argue with those who have renounced the use of reason as to administer medication to the dead." Thomas Jefferson "There are some ideas so wrong that only a very intelligent person could believe in them." George Orwell