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Retrieve IP from VM

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Kroese 2023-05-08 19:32:46 +02:00 committed by GitHub
parent 63ca30d62d
commit d1bcc3955a
1 changed files with 40 additions and 8 deletions
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46
run/server.sh
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@ -1,17 +1,49 @@
#!/usr/bin/env bash #!/usr/bin/env bash
set -eu set -eu
trap 'kill 0' EXIT trap 'pkill -f nc || true' EXIT
trap exit SIGINT SIGTERM trap exit SIGINT SIGTERM
# Serve the page if [ "$2" != "ipinfo" ]; then
HTML="<!DOCTYPE html><HTML><HEAD><TITLE>VirtualDSM</TITLE><STYLE>body { color: white; background-color: #125bdb; font-family: Verdana,\
Arial,sans-serif; } a, a:hover, a:active, a:visited { color: white; }</STYLE></HEAD><BODY><BR><BR><H1><CENTER>$2</CENTER></H1></BODY></HTML>"
LENGTH="${#HTML}" # Serve the page
HTML="<!DOCTYPE html><HTML><HEAD><TITLE>VirtualDSM</TITLE><STYLE>body { color: white; background-color: #125bdb; font-family: Verdana,\
Arial,sans-serif; } a, a:hover, a:active, a:visited { color: white; }</STYLE></HEAD><BODY><BR><BR><H1><CENTER>$2</CENTER></H1></BODY></HTML>"
RESPONSE="HTTP/1.1 200 OK\nContent-Length: ${LENGTH}\nConnection: close\n\n$HTML\n\n" LENGTH="${#HTML}"
RESPONSE="HTTP/1.1 200 OK\nContent-Length: ${LENGTH}\nConnection: close\n\n$HTML\n\n"
while true; do while true; do
echo -en "$RESPONSE" | nc -lp "${1:-5000}" & wait $! echo -en "$RESPONSE" | nc -lp "${1:-5000}" & wait $!
done
exit 0
fi
SH_SCRIPT="/run/ipinfo.sh"
{ echo "INFO=\$(curl -s -m 5 -S http://127.0.0.1:2210/read?command=10 2>&1)"
echo "rest=\${INFO#*http_port}"
echo "rest=\${rest#*:}"
echo "rest=\${rest%%,*}"
echo 'PORT=\${rest%%\"*}'
echo "rest=\${INFO#*eth0}"
echo "rest=\${rest#*ip}"
echo "rest=\${rest#*:}"
echo 'rest=\${rest#*\"}'
echo 'IP=\${rest%%\"*}'
echo "BODY=\"The location of DSM is http://\${IP}:\${PORT}<script>\ "
echo "setTimeout(function(){ window.location.replace('http://\${IP}:\${PORT}'); }, 2000);</script>\""
echo "HTML=\"<!DOCTYPE html><HTML><HEAD><TITLE>VirtualDSM</TITLE><STYLE>body { color: white; background-color: #125bdb; font-family: Verdana,\ "
echo "Arial,sans-serif; } a, a:hover, a:active, a:visited { color: white; }</STYLE></HEAD><BODY><BR><BR><H1><CENTER>\$BODY</CENTER></H1></BODY></HTML>\""
echo 'LENGTH="\${#HTML}"'
echo 'RESPONSE="HTTP/1.1 200 OK\nContent-Length: \${LENGTH}\nConnection: close\n\n\$HTML\n\n"'
echo 'echo \$RESPONSE'
} > "$SH_SCRIPT"
chmod +x "$SH_SCRIPT"
while true ; do
nc -lp "${1:-5000}" -e "$SH_SCRIPT" & wait $!
done done