58 lines
1.0 KiB
Bash
Executable File
58 lines
1.0 KiB
Bash
Executable File
#!/bin/bash
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# Initialize
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PASSWD_FILE="/usr/local/www/cgi-bin/passwd"
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QUERY_STRING=$1
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LOCKFILE="./doorcontrol-main.lock"
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. parse_query_string.sh
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#
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# Exit if instance already running
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if [ -e "$LOCKFILE" ]; then
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exit 1
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else
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touch "$LOCKFILE"
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fi
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#echo "Content-type: text/html"
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#echo
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#echo "<html>"
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# Check password
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read passwd <"${PASSWD_FILE}"
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if [ "${param[passwd]}" != "${passwd}" ]; then
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echo "Password Incorrect: ${param[passwd]}"
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echo "$QUERY_STRING"
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rm "$LOCKFILE"
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exit 1
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fi
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LABEL_FILE=$(grep -l pcf8574a /sys/class/gpio/*/*label)
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BASE_FILE="$(dirname $LABEL_FILE)/base"
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BASE=$(cat $BASE_FILE)
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for (( i=0; i<=7; i=i+1 )); do
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PIN[$i]=$(($BASE+$i))
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done
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if [ ! -e "/sys/class/gpio/gpio${PIN[7]}/value" ]; then
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echo "${PIN[7]}" > /sys/class/gpio/export
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fi
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#echo "<p>Waiting ...</p>"
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#sleep ${param[delay]}
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#echo "out" > /sys/class/gpio/gpio${PIN[7]}/direction
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#echo "0" > /sys/class/gpio/gpio${PIN[7]}/value
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sleep 2
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#echo "1" > /sys/class/gpio/gpio${PIN[7]}/value
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#echo "<p>Unlocked</p>"
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#echo "</html>"
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rm "$LOCKFILE"
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