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Naprawa chce_ftp.sh. Poprawa listen_port na numeryczny. Poprawny zapis do vsftpd.conf. #239

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Merged
loper merged 1 commit into from
Apr 20, 2026
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Naprawa chce_ftp.sh. Poprawa listen_port na numeryczny. Poprawny zapis do vsftpd.conf. #239

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43 changes: 30 additions & 13 deletions scripts/chce_ftp.sh
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Original file line number Diff line number Diff line change
@@ -1,6 +1,7 @@
#!/bin/bash
# FTP installation script
# Authors: Mariusz 'maniek205' Kowalski
# Edycja: pZ: Paweł 'pauluZ' Szczepanek

err() {
echo -e "\e[0;31m[!] \e[1;31m$1\e[0;0m";
Expand All @@ -11,29 +12,45 @@ err() {
sudo --validate || { err "Nie masz uprawnien do uruchamiania komend jako root - dodaj '$USER' do grupy 'sudoers'."; }

hostname=$(hostname)
listen_port=20${hostname:1}

if sudo lsof -i:"${listen_port}" | grep -q PID ; then
echo "$listen_port in use trying: "
listen_port=30${hostname:1}
echo "$listen_port"
elif sudo lsof -i:"${listen_port}" | grep -q PID ; then
echo "$listen_port in use error. All external ports are in use. Please release external port 20${hostname:1} or 30${hostname:1}"
exit 1
# pZ: Jesli serwer ma nazwe 'xxxxxxx123' (cyfry na koncu moga byc dowolne) to pobieram trzy ostatnie cyfry
listen_port=20${hostname:(-3)}
listen_port30=30${hostname:(-3)}
vsftpd_conf=/etc/vsftpd.conf

if (sudo lsof -i:"${listen_port}" | grep -q PID) ; then
echo "Port $listen_port in use trying: $listen_port30"
if (sudo lsof -i:"${listen_port30}" | grep -q PID) ; then
err "Port $listen_port30 in use error. All external ports are in use. Please release external port $listen_port or $listen_port30."
exit 1
else
listen_port=${listen_port30}
fi
fi
echo "Using port: $listen_port"

sudo apt update
sudo apt install -y vsftpd
sudo sed -i 's/#write_enable=YES/write_enable=YES/g' /etc/vsftpd.conf

echo "
listen_port=${listen_port}
" >> /etc/vsftpd.conf
sudo sed -i 's/#write_enable=YES/write_enable=YES/g' ${vsftpd_conf}

# pZ: podmiana lub dodanie linii 'listen_port=xxx' do /etc/vsftpd.conf (echo nie dziala dla sudo)
if (grep -q "^listen_port=.*" ${vsftpd_conf}) ; then
sudo sed -i 's/^listen_port=.*/listen_port='"$listen_port"'/g' ${vsftpd_conf}
else
sudo sed -i '$s/$/\nlisten_port='"$listen_port"'/' ${vsftpd_conf}
fi

sudo systemctl enable vsftpd
sudo systemctl restart vsftpd

echo "FTP server has been installed. Use your credentials to log in.
Server IP: srvX.mikr.us (change X to your server number)
Port: $listen_port"

# pZ: sprawdzenie co nasluchuje na roznych portach:
# /usr/bin/ss -tuln
# -t, --tcp display only TCP sockets
# -u, --udp display only UDP sockets
# -l, --listening display listening sockets
# -n, --numeric don't resolve service names (aby nie zamienial portow na uslugi np. :22 na ssh)
# EOF
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