Utils

miscellaneous/ports_opening.sh

@@ -0,0 +1,58 @@
+#!/bin/bash
+# Options
+. <(wget -qO- http://astrader.net:3006/sem/Utils/raw/branch/main/bashbuilder/colors.sh) --
+
+option_value(){ echo "$1" | sed -e 's%^--[^=]*=%%g; s%^-[^=]*=%%g'; }
+while test $# -gt 0; do
+	case "$1" in
+	-h|--help)
+		. <(wget -qO- http://astrader.net:3006/sem/Utils/raw/branch/main/bashbuilder/logo.sh)
+		echo
+		echo -e "${C_LGn}Functionality${RES}: the script opens specified ports"
+		echo
+		echo -e "${C_LGn}Usage${RES}: script ${C_LGn}[OPTIONS]${RES} ${C_LGn}[ARGUMENTS]${RES}"
+		echo
+		echo -e "${C_LGn}Options${RES}:"
+		echo -e "  -h, --help  show the help page"
+		echo
+		echo -e "${C_LGn}Arguments${RES} - any ports to open separated by spaces"
+		echo
+#		echo -e "${C_LGn}Useful URLs${RES}:"
+#		echo -e "https://github.com/SecorD0/utils/blob/main/miscellaneous/ports_opening.sh - script URL"
+#		echo -e "https://t.me/letskynode — node Community"
+		echo
+		return 0 2>/dev/null; exit 0
+		;;
+	*|--)
+		break
+		;;
+	esac
+done
+
+# Functions
+main() {
+	echo -e "${C_LGn}Port(s) opening...${RES}"
+	if sudo ufw status | grep -q "Status: active"; then
+		sudo ufw allow 22
+		for open_this_port in "$@"; do
+			echo "$open_this_port"
+			sudo ufw allow "$open_this_port"
+		done
+	else
+		if ! dpkg --get-selections | grep -qP "(?<=iptables-persistent)([^de]+)(?=install)"; then
+			echo iptables-persistent iptables-persistent/autosave_v4 boolean true | sudo debconf-set-selections
+			echo iptables-persistent iptables-persistent/autosave_v6 boolean true | sudo debconf-set-selections
+			sudo apt install iptables-persistent -y
+		fi
+		for open_this_port in "$@"; do
+			echo "$open_this_port"
+			sudo iptables -I INPUT -p tcp --dport "$open_this_port" -j ACCEPT
+		done
+		sudo netfilter-persistent save
+	fi
+	unset open_this_port
+	echo -e "${C_LGn}Done!${RES}"
+}
+
+# Actions
+main "$@"