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22 lines
483 B
Bash
Executable File
22 lines
483 B
Bash
Executable File
#!/usr/bin/env bash
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: "${INTERFACE:='wlan0'}"
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: ${MAX_RETRIES:=3}
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: ${TIMEOUT:=1}
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: "${LOG_PATH=$(dirname $0)/$(basename $0).log}"
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: "${LOG_PREFIX=$(date +'%Y-%m-%d %T')}"
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i=0
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until [ $i -eq $MAX_RETRIES ]; do
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let "i++"
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if nc -Nz -w $TIMEOUT www.google.com 443; then
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echo "$LOG_PREFIX" "connection is OK" >> $LOG_PATH
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break
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else
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echo "$LOG_PREFIX" "no connection, resetting interface" >> $LOG_PATH
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sudo ifconfig $INTERFACE down && sudo ifconfig $INTERFACE up
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fi
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done
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