2020-02-21 10:35:33 +00:00
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#!/bin/sh
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MODEM_INTF=$1
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[ -z "$MODEM_INTF" ] && return
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SIGNAL_INFO=$(uqmi -d $MODEM_INTF --get-signal-info)
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[ -z "$SIGNAL_INFO" ] && return
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TYPE=$(echo $SIGNAL_INFO | jsonfilter -e '@.type')
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2020-02-21 10:59:12 +00:00
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if [ "$TYPE" = "gsm" ]; then
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RSSI=$(echo $SIGNAL_INFO | jsonfilter -e '@.rssi')
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[ -z "$RSSI" ] && return
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ASU=$(((RSSI + 113) / 2 ))
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PERCENT=$((((ASU - 0) * 100) / ( 91 - 0 )))
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echo $PERCENT
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fi
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2020-02-21 10:35:33 +00:00
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if [ "$TYPE" = "umts" ]; then
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RSCP=$(echo $SIGNAL_INFO | jsonfilter -e '@.rscp')
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[ -z "$RSCP" ] && return
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ASU=$((RSCP + 116))
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PERCENT=$((((ASU - 0) * 100) / ( 91 - 0 )))
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echo $PERCENT
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fi
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if [ "$TYPE" = "lte" ]; then
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RSRP=$(echo $SIGNAL_INFO | jsonfilter -e '@.rsrp')
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[ -z "$RSRP" ] && return
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ASU=$((RSRP + 140))
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PERCENT=$((((ASU - 3) * 100) / ( 70 - 3 )))
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echo $PERCENT
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fi
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