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dehydrated-dumb-httpd: use socat

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This commit is contained in:
Calin Crisan 2019-11-23 19:21:43 +02:00
parent 10ce67c0ac
commit b08f8cfcdb
1 changed files with 10 additions and 11 deletions
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21
board/common/overlay/usr/libexec/dehydrated-dumb-httpd
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@ -3,25 +3,24 @@
CHALLENGE="$1" CHALLENGE="$1"
PORT=80 PORT=80
LIFETIME=10 LIFETIME=10
TMP_RESPONSE="/tmp/dehydrated-response"
LOG="/var/log/dehydrated-dumb-httpd.log"
if [[ -z "${CHALLENGE}" ]]; then if [[ -z "${CHALLENGE}" ]]; then
echo "Usage $0 <challenge>" echo "Usage $0 <challenge>"
exit 1 exit 1
fi fi
function make_response() { {
echo -en "HTTP/1.1 200 OK\r\n" echo -en "HTTP/1.1 200 OK\r\n"
echo -en "Content-Length: ${#CHALLENGE}\r\n" echo -en "Content-Length: ${#CHALLENGE}\r\n"
echo -en "Content-Type: text/plain\r\n" echo -en "Content-Type: text/plain\r\n"
echo -en "Connection: close\r\n\r\n${CHALLENGE}" echo -en "Connection: close\r\n\r\n${CHALLENGE}"
} } > "${TMP_RESPONSE}"
start_time=$(date +%s) echo "Dumb httpd started" > ${LOG}
echo "Dumb httpd started" socat -d TCP4-LISTEN:80,reuseaddr,fork EXEC:"/bin/cat ${TMP_RESPONSE}" &>>${LOG} &
while true; do pid=$!
make_response | nc -l -w "${LIFETIME}" -p ${PORT} >/dev/null sleep ${LIFETIME}
if (( $(date +%s) - ${start_time} > ${LIFETIME} )); then kill ${pid}
break echo "Dumb httpd exit" >> ${LOG}
fi
done
echo "Dumb httpd exit"