61 lines
1.3 KiB
Bash
61 lines
1.3 KiB
Bash
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#!/usr/bin/env bash
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# to run on tursa-mgmt2
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function interrupt()
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{
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printf '\n'
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echo 'monitoring interrupted'
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rm -f "${tmp}"
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exit 0
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}
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set -euo pipefail
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if (( $# != 3 )); then
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echo "usage: $(basename "$0") <database> <table> <period (int sec)>" 1>&2
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exit 1
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fi
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db="$1"
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table="$2"
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period="$3"
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if (( period < 6 )); then
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echo 'error: period should be at least 6 seconds' 1>&2
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exit 1
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fi
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sqlite3 -batch "${db}" << EOF
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DROP TABLE IF EXISTS ${table};
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CREATE TABLE ${table} (
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sample INTEGER PRIMARY KEY NOT NULL,
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timestamp INTEGER NOT NULL,
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rack_1 INTEGER NOT NULL,
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rack_2 INTEGER NOT NULL,
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rack_3 INTEGER NOT NULL,
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rack_4 INTEGER NOT NULL
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);
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EOF
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tmp=$(mktemp)
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n=0
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trap interrupt SIGINT
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echo 'monitoring power...'
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echo 'sample:'
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while true; do
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start=$(date "+%s")
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printf '%d ' ${n}
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trap "" SIGINT
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echo "${n}|$(date '+%s')$(./pmsmRack-all.py 2>/dev/null | grep RACK | awk '{printf("|%s",$6);} END{printf("\n")}')" 1> "${tmp}"
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sqlite3 -batch "${db}" ".import ${tmp} ${table}"
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trap interrupt SIGINT
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end=$(date "+%s")
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duration=$((end - start))
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wait_time=$((period - duration))
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if ((wait_time < 0)); then
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echo 'warning: polling took longer than requested period' 1>&2
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wait_time=0
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fi
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sleep ${wait_time}
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n=$((++n))
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done
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