HTTP/2 302 server: nginx date: Thu, 31 Jul 2025 16:02:05 GMT content-type: text/plain; charset=utf-8 content-length: 0 x-archive-redirect-reason: found capture at 20090210090621 location: https://web.archive.org/web/20090210090621/https://examples.oreilly.com/upt2/split/watchq server-timing: captures_list;dur=0.774039, exclusion.robots;dur=0.032073, exclusion.robots.policy;dur=0.016144, esindex;dur=0.016045, cdx.remote;dur=31.944348, LoadShardBlock;dur=441.732435, PetaboxLoader3.datanode;dur=121.398373, PetaboxLoader3.resolve;dur=208.979117 x-app-server: wwwb-app211 x-ts: 302 x-tr: 520 server-timing: TR;dur=0,Tw;dur=0,Tc;dur=0 set-cookie: SERVER=wwwb-app211; path=/ x-location: All x-rl: 0 x-na: 0 x-page-cache: MISS server-timing: MISS x-nid: DigitalOcean referrer-policy: no-referrer-when-downgrade permissions-policy: interest-cohort=() HTTP/2 200 server: nginx date: Thu, 31 Jul 2025 16:02:08 GMT content-type: text/plain content-length: 1041 x-archive-orig-date: Tue, 10 Feb 2009 09:06:20 GMT x-archive-orig-server: Apache x-archive-orig-last-modified: Mon, 31 Mar 2008 18:10:12 GMT x-archive-orig-etag: "436932-411-90194900" x-archive-orig-accept-ranges: bytes x-archive-orig-content-length: 1041 x-archive-orig-connection: close cache-control: max-age=1800 x-archive-guessed-content-type: text/plain x-archive-guessed-charset: utf-8 memento-datetime: Tue, 10 Feb 2009 09:06:21 GMT link: ; rel="original", ; rel="timemap"; type="application/link-format", ; rel="timegate", ; rel="first memento"; datetime="Wed, 19 Jun 2002 02:05:48 GMT", ; rel="prev memento"; datetime="Sun, 18 May 2008 20:48:41 GMT", ; rel="memento"; datetime="Tue, 10 Feb 2009 09:06:21 GMT", ; rel="next memento"; datetime="Wed, 30 Sep 2015 16:39:14 GMT", ; rel="last memento"; datetime="Fri, 25 Mar 2016 02:59:09 GMT" content-security-policy: default-src 'self' 'unsafe-eval' 'unsafe-inline' data: blob: archive.org web.archive.org web-static.archive.org wayback-api.archive.org athena.archive.org analytics.archive.org pragma.archivelab.org wwwb-events.archive.org x-archive-src: 52_8_20090210075601_crawl103-c/52_8_20090210090608_crawl100.arc.gz server-timing: captures_list;dur=3.351865, exclusion.robots;dur=0.020096, exclusion.robots.policy;dur=0.009000, esindex;dur=0.011111, cdx.remote;dur=56.497307, LoadShardBlock;dur=1032.053677, PetaboxLoader3.resolve;dur=1443.137787, PetaboxLoader3.datanode;dur=292.913670, load_resource;dur=851.634668 x-app-server: wwwb-app211 x-ts: 200 x-tr: 1975 server-timing: TR;dur=0,Tw;dur=0,Tc;dur=1 x-location: All x-rl: 0 x-na: 0 x-page-cache: MISS server-timing: MISS x-nid: DigitalOcean referrer-policy: no-referrer-when-downgrade permissions-policy: interest-cohort=() accept-ranges: bytes #!/bin/sh # # watchq - "daemon" script that watches printer queue(s) for errors # Change these next variables to suit your situation watch=/usr/local/lib/watchqs # File that holds names of the queues to watch writeto=lisa # User who gets notices about printer temp=/tmp/WATCHQ$$ # Temporary file that holds the output of lpq queues="`cat $watch`" # Put list of queue names in $queues trap 'queues="`cat $watch`"' 1 # Reset $queues if we get a SIGHUP trap 'rm -f $temp; exit' 0 15 # Clean up temp file when killed # Loop forever (until someone kills script): while : do # for each queue for queue in $queues do # Query the printer lpq -P$queue >$temp # Look for errors if egrep '(out of paper|error|warning)' $temp > /dev/null # If there were errors, let someone know about them then echo "PRINTER QUEUE $queue:" | cat - $temp | write $writeto fi done # Sleep 30 seconds in between checking printers sleep 30 done