44 lines
1.4 KiB
Bash
Executable File
44 lines
1.4 KiB
Bash
Executable File
#!/bin/sh
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#
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# Copyright (c) 2019-2021 Mischa Peters <mischa @ openbsd.amsterdam>
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#
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# Permission to use, copy, modify, and distribute this software for any
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# purpose with or without fee is hereby granted, provided that the above
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# copyright notice and this permission notice appear in all copies.
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#
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# THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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# WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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# MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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# ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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# WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
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# ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
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# OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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#
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SLEEP=30
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CPU=$(($(sysctl -n hw.ncpuonline)-2))
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COUNTER=0
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for i in $(vmctl show | sort | awk '/ running / {print $9}' | xargs); do
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VMS[${COUNTER}]=${i}
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COUNTER=$((${COUNTER}+1))
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done
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echo -n "Are you sure you want to power off ${COUNTER} vms? Press any key to continue... "
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read input
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echo -n "Are you really sure? Press any key to continue... "
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read input
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CYCLES=$((${#VMS[*]}/${CPU}+1))
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echo "Stopping ${#VMS[*]} VMs on ${CPU} CPUs in ${CYCLES} cycle(s), waiting ${SLEEP} seconds after each cycle."
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COUNTER=0
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for i in ${VMS[*]}; do
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COUNTER=$((${COUNTER}+1))
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vmctl stop ${i}
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if [ $COUNTER -eq $CPU ]; then
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sleep ${SLEEP}
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COUNTER=0
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fi
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done
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sleep 30
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