33 lines
1.1 KiB
Bash
33 lines
1.1 KiB
Bash
#!/bin/bash
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# IBM(c) 2013 EPL license http://www.eclipse.org/legal/epl-v10.html
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# This routine when called, contacts xcatd. It will return to the caller when xcatd is
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# ready to process the request
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# It is called by xcatdsklspost before calling getpostscripts.awk
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# it is called by remoteshell before calling getcredentials.awk
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#
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exec {REMOTEFD}<>/dev/udp/$1/$2
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echo "resourcerequest: xcatd" >&$REMOTEFD
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parpid=$$
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touch /tmp/goahead.$parpid
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touch /tmp/killme.$parpid
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exec 2> /dev/null
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while ! grep 'resourcerequest: ok' /tmp/goahead.$parpid > /dev/null; do
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(
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echo "resourcerequest: xcatd" >&$REMOTEFD
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exec {LOCALFD}<>/proc/self/stat
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read mystat<&$LOCALFD
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mypid=$(echo $mystat|cut -d " " -f 4)
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(sleep $(((RANDOM%60)+120)).$((RANDOM%50)); if [ -f /tmp/killme.$parpid ]; then kill -TERM $mypid; fi) &
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echo $! > /tmp/sleeperpid.$parpid
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exec awk '{print $0 > "/tmp/goahead.'$parpid'";exit}' <&$REMOTEFD
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exec {LOCALFD}>&-
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)
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done
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sleeper=$(cat /tmp/sleeperpid.$parpid)
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sleeper=$(ps -ef|awk "\$3==$sleeper"|awk '{print $2}')
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rm /tmp/goahead.$parpid
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rm /tmp/sleeperpid.$parpid
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rm /tmp/killme.$parpid
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exec {REMOTEFD}>&-
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kill -TERM $sleeper
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