Atualizar update_srv1.sh

Confs/srv1/nftables.conf

@@ -1,22 +1,42 @@
+#!/usr/sbin/nft -f
+
+flush ruleset
+
 table inet filter {
+
     chain input {
-		type filter hook input priority filter; policy accept;
+        type filter hook input priority 0;
+        policy accept;
     }
 
     chain forward {
-		type filter hook forward priority filter; policy accept;
+        type filter hook forward priority 0;
+        policy accept;
+
+        # Permite pacotes de conexões já estabelecidas
+        ct state established,related accept
+
+        # Permite a rede LAB acessar a Internet
+        iifname "enp0s8" oifname "enp0s3" accept
     }
 
     chain output {
-		type filter hook output priority filter; policy accept;
+        type filter hook output priority 0;
+        policy accept;
     }
 }
+
 table ip nat {
-	chain POSTROUTING {
+
-		type nat hook postrouting priority srcnat; policy accept;
+    chain postrouting {
-		oifname "enp0s3" counter packets 0 bytes 0 masquerade
+        type nat hook postrouting priority srcnat;
+        policy accept;
+
+        # NAT da rede LAB para a Internet
+        oifname "enp0s3" ip saddr 172.17.0.0/24 masquerade
     }
 
+
 	chain PREROUTING {
 		type nat hook prerouting priority dstnat; policy accept;
 		ip saddr 192.168.56.1 ip daddr 192.168.56.100 tcp dport 10001 counter packets 0 bytes 0 dnat to 172.17.0.2:22

update_srv1.sh

@@ -9,34 +9,38 @@ systemctl restart networking
 apt update
 apt install ssh -y
 systemctl restart ssh
+for i in {10..1}; do
+  echo -ne "Aguarde $i\033[0K\r"
+  sleep 1
+done
 sed -i 's/^#PermitRootLogin\s\+prohibit-password/PermitRootLogin yes/' /etc/ssh/sshd_config
-apt autoremove --purge isc-dhcp-server -y
+#apt autoremove --purge isc-dhcp-server -y
-apt install isc-dhcp-server -y
+#apt install isc-dhcp-server -y
-wget https://git.tmferreira.tec.br/tiago.ferreira/ASOR/raw/branch/main/Confs/srv1/dhcpd.conf -O /etc/dhcp/dhcpd.conf --no-check-certificate --no-cache
+#wget https://git.tmferreira.tec.br/tiago.ferreira/ASOR/raw/branch/main/Confs/srv1/dhcpd.conf -O /etc/dhcp/dhcpd.conf --no-check-certificate --no-cache
-wget https://git.tmferreira.tec.br/tiago.ferreira/ASOR/raw/branch/main/Confs/srv1/isc-dhcp-server -O /etc/default/isc-dhcp-server --no-check-certificate --no-cache
+#wget https://git.tmferreira.tec.br/tiago.ferreira/ASOR/raw/branch/main/Confs/srv1/isc-dhcp-server -O /etc/default/isc-dhcp-server --no-check-certificate --no-cache
 
 systemctl enable nftables
-systemctl restart isc-dhcp-server
+#systemctl restart isc-dhcp-server
 #reboot
 
-apt install bind9 -y
+#apt install bind9 -y
 
-wget https://git.tmferreira.tec.br/tiago.ferreira/ASOR/raw/branch/main/Confs/srv1/dns/named.conf.options -O /etc/bind/named.conf.options
+#wget https://git.tmferreira.tec.br/tiago.ferreira/ASOR/raw/branch/main/Confs/srv1/dns/named.conf.options -O /etc/bind/named.conf.options
 
-wget https://git.tmferreira.tec.br/tiago.ferreira/ASOR/raw/branch/main/Confs/srv1/dns/named.conf.local -O /etc/bind/named.conf.local --no-check-certificate --no-cache
+#wget https://git.tmferreira.tec.br/tiago.ferreira/ASOR/raw/branch/main/Confs/srv1/dns/named.conf.local -O /etc/bind/named.conf.local --no-check-certificate --no-cache
 
-mkdir -p /etc/bind/domains/fatecseg/
+#mkdir -p /etc/bind/domains/fatecseg/
 
-wget https://git.tmferreira.tec.br/tiago.ferreira/ASOR/raw/branch/main/Confs/srv1/dns/db.fatecseg.edu.br -O /etc/bind/domains/fatecseg/db.fatecseg.edu.br --no-check-certificate --no-cache
+#wget https://git.tmferreira.tec.br/tiago.ferreira/ASOR/raw/branch/main/Confs/srv1/dns/db.fatecseg.edu.br -O /etc/bind/domains/fatecseg/db.fatecseg.edu.br --no-check-certificate --no-cache
 
 #wget https://github.com/tmferreira-ti/ASOR/raw/refs/heads/main/Confs/srv1/dns/db.0.17.172 -O /etc/bind/domains/fatecseg/db.0.17.172 --no-check-certificate --no-cache
 
-echo "domain fatecseg.edu.br" > /etc/resolv.conf
+#echo "domain fatecseg.edu.br" > /etc/resolv.conf
-echo "search fatecseg.edu.br"  >> /etc/resolv.conf
+#echo "search fatecseg.edu.br"  >> /etc/resolv.conf
-echo "nameserver 172.17.0.1" >> /etc/resolv.conf
+#echo "nameserver 172.17.0.1" >> /etc/resolv.conf
-echo "nameserver 172.17.0.2" >> /etc/resolv.conf
+#echo "nameserver 172.17.0.2" >> /etc/resolv.conf
 
-chattr +i /etc/resolv.conf
+#chattr +i /etc/resolv.conf
 
 #systemctl restart named
 reboot

update_srv2.sh

@@ -51,4 +51,4 @@ systemctl restart ssh
 
 #chown www-data: -R /dados/paginas/fatecseg/
 
-#reboot
+reboot