72 lines
1.7 KiB
Bash
72 lines
1.7 KiB
Bash
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#!/bin/bash
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DEVICE=/dev/ttyUSB0
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SLEEPTIME=0.2
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TCPPORT=2323
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function usage() {
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echo "$0 usage:"
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echo "$0 serial|ip fileOnHost.lua (fileOnESP.lua)"
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echo ""
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echo "The flash logic can be done via ethernet or serial"
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echo "The first filename is mandatory!"
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echo ""
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echo "The second filename is the filename on the LUA devic."
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echo ""
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echo "Example:"
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echo -e "$0 serial hello.txt\tSends the content of hello.txt to the ESP (directly as if you type it)"
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echo -e "$0 serial init_example.lua init.lua\tUpdates the init.lua on the ESP"
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echo " (The init.lua file is executed each time, the ESP starts)"
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exit 1
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}
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case "$1" in
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serial)
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IP=""
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if [ "$EUID" -ne 0 ]
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then echo "Please run as root"
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exit 1
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fi
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;;
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*)
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if [[ $1 =~ ^[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}$ ]];then
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IP=$1
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else
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usage
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fi
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esac
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if [ ! -f $2 ]; then
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usage
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fi
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if [ "$IP" != "" ]; then
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echo "Using network: $IP "
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echo "Checking connection ..."
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ping -c 3 $IP >> /dev/null
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if [ $? -ne 0 ]; then
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echo "Cannot find ESP at $IP"
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exit 1
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fi
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DEVICE=/dev/tcp/$IP/$TCPPORT
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fi
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# The flashing logic
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if [ "$3" == "" ]; then
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echo "Sending to shell..."
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cat $2 | while read a; do echo -e "$a\r" >> $DEVICE; echo -e "$a"; sleep $SLEEPTIME; done
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else
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echo "Writing $3 on the ESP"
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echo "========================="
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echo "" >> $DEVICE; sleep $SLEEPTIME
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echo "file.open(\"$3\",\"w\")" >> $DEVICE; sleep $SLEEPTIME
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cat $2 | while read a; do echo "file.writeline([[${a}]])" >> $DEVICE; echo -e "\r" >> $DEVICE; echo "$a"; sleep $SLEEPTIME; done
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# Close the init file
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echo "file.close()" >> $DEVICE; sleep $SLEEPTIME
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echo "========================="
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echo "now login on ESP and call"
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echo "node.restart()"
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fi
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