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hide ipv4 on ipv6 only setup

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buildplan
2025-08-26 16:14:58 +01:00
committed by GitHub
parent 65868b465d
commit d864886108
1 changed files with 26 additions and 14 deletions
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40
du_setup.sh
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@@ -449,7 +449,9 @@ collect_config() {
done done
SERVER_IP_V4=$(curl -4 -s https://ifconfig.me 2>/dev/null || echo "unknown") SERVER_IP_V4=$(curl -4 -s https://ifconfig.me 2>/dev/null || echo "unknown")
SERVER_IP_V6=$(curl -6 -s https://ifconfig.me 2>/dev/null || echo "not available") SERVER_IP_V6=$(curl -6 -s https://ifconfig.me 2>/dev/null || echo "not available")
print_info "Detected server IPv4: $SERVER_IP_V4" if [[ "$SERVER_IP_V4" != "unknown" ]]; then
print_info "Detected server IPv4: $SERVER_IP_V4"
fi
if [[ "$SERVER_IP_V6" != "not available" ]]; then if [[ "$SERVER_IP_V6" != "not available" ]]; then
print_info "Detected server IPv6: $SERVER_IP_V6" print_info "Detected server IPv6: $SERVER_IP_V6"
fi fi
@@ -457,7 +459,9 @@ collect_config() {
printf " %-15s %s\n" "Username:" "$USERNAME" printf " %-15s %s\n" "Username:" "$USERNAME"
printf " %-15s %s\n" "Hostname:" "$SERVER_NAME" printf " %-15s %s\n" "Hostname:" "$SERVER_NAME"
printf " %-15s %s\n" "SSH Port:" "$SSH_PORT" printf " %-15s %s\n" "SSH Port:" "$SSH_PORT"
printf " %-15s %s\n" "Server IPv4:" "$SERVER_IP_V4" if [[ "$SERVER_IP_V4" != "unknown" ]]; then
printf " %-15s %s\n" "Server IPv4:" "$SERVER_IP_V4"
fi
if [[ "$SERVER_IP_V6" != "not available" ]]; then if [[ "$SERVER_IP_V6" != "not available" ]]; then
printf " %-15s %s\n" "Server IPv6:" "$SERVER_IP_V6" printf " %-15s %s\n" "Server IPv6:" "$SERVER_IP_V6"
fi fi
@@ -787,7 +791,9 @@ configure_ssh() {
print_warning "SSH Key Authentication Required for Next Steps!" print_warning "SSH Key Authentication Required for Next Steps!"
echo -e "${CYAN}Test SSH access from a SEPARATE terminal now:${NC}" echo -e "${CYAN}Test SSH access from a SEPARATE terminal now:${NC}"
echo -e "${CYAN} Using IPv4: ssh -p $CURRENT_SSH_PORT $USERNAME@$SERVER_IP_V4${NC}" if [[ "$SERVER_IP_V4" != "unknown" ]]; then
echo -e "${CYAN} Using IPv4: ssh -p $CURRENT_SSH_PORT $USERNAME@$SERVER_IP_V4${NC}"
fi
if [[ "$SERVER_IP_V6" != "not available" ]]; then if [[ "$SERVER_IP_V6" != "not available" ]]; then
echo -e "${CYAN} Or IPv6: ssh -p $CURRENT_SSH_PORT $USERNAME@$SERVER_IP_V6${NC}" echo -e "${CYAN} Or IPv6: ssh -p $CURRENT_SSH_PORT $USERNAME@$SERVER_IP_V6${NC}"
fi fi
@@ -854,7 +860,9 @@ EOF
fi fi
print_warning "CRITICAL: Test new SSH connection in a SEPARATE terminal NOW!" print_warning "CRITICAL: Test new SSH connection in a SEPARATE terminal NOW!"
print_info "Use IPv4: ssh -p $SSH_PORT $USERNAME@$SERVER_IP_V4" if [[ "$SERVER_IP_V4" != "unknown" ]]; then
print_info "Use IPv4: ssh -p $SSH_PORT $USERNAME@$SERVER_IP_V4"
fi
if [[ "$SERVER_IP_V6" != "not available" ]]; then if [[ "$SERVER_IP_V6" != "not available" ]]; then
print_info "Or IPv6: ssh -p $SSH_PORT $USERNAME@$SERVER_IP_V6" print_info "Or IPv6: ssh -p $SSH_PORT $USERNAME@$SERVER_IP_V6"
fi fi
@@ -2339,7 +2347,9 @@ generate_summary() {
printf " %-15s %s\n" "Admin User:" "$USERNAME" printf " %-15s %s\n" "Admin User:" "$USERNAME"
printf " %-15s %s\n" "Hostname:" "$SERVER_NAME" printf " %-15s %s\n" "Hostname:" "$SERVER_NAME"
printf " %-15s %s\n" "SSH Port:" "$SSH_PORT" printf " %-15s %s\n" "SSH Port:" "$SSH_PORT"
printf " %-15s %s\n" "Server IPv4:" "$SERVER_IP_V4" if [[ "$SERVER_IP_V4" != "unknown" ]]; then
printf " %-15s %s\n" "Server IPv4:" "$SERVER_IP_V4"
fi
if [[ "$SERVER_IP_V6" != "not available" ]]; then if [[ "$SERVER_IP_V6" != "not available" ]]; then
printf " %-15s %s\n" "Server IPv6:" "$SERVER_IP_V6" printf " %-15s %s\n" "Server IPv6:" "$SERVER_IP_V6"
fi fi
@@ -2421,21 +2431,23 @@ generate_summary() {
# --- Post-Reboot Verification Steps --- # --- Post-Reboot Verification Steps ---
echo -e "${YELLOW}Post-Reboot Verification Steps:${NC}" echo -e "${YELLOW}Post-Reboot Verification Steps:${NC}"
echo -e " - SSH access:" echo -e " - SSH access:"
printf " %-21s ${CYAN}%s${NC}\n" "- Using IPv4:" "ssh -p $SSH_PORT $USERNAME@$SERVER_IP_V4" if [[ "$SERVER_IP_V4" != "unknown" ]]; then
printf " %-21s ${CYAN}%s${NC}\n" "- Using IPv4:" "ssh -p $SSH_PORT $USERNAME@$SERVER_IP_V4"
fi
if [[ "$SERVER_IP_V6" != "not available" ]]; then if [[ "$SERVER_IP_V6" != "not available" ]]; then
printf " %-21s ${CYAN}%s${NC}\n" "- Or IPv6:" "ssh -p $SSH_PORT $USERNAME@$SERVER_IP_V6" printf " %-21s ${CYAN}%s${NC}\n" "- Or IPv6:" "ssh -p $SSH_PORT $USERNAME@$SERVER_IP_V6"
fi fi
printf " %-25s ${CYAN}%s${NC}\n" "- Firewall rules:" "sudo ufw status verbose" printf " %-28s ${CYAN}%s${NC}\n" "- Firewall rules:" "sudo ufw status verbose"
printf " %-25s ${CYAN}%s${NC}\n" "- Time sync:" "chronyc tracking" printf " %-28s ${CYAN}%s${NC}\n" "- Time sync:" "chronyc tracking"
printf " %-25s ${CYAN}%s${NC}\n" "- Fail2Ban sshd jail:" "sudo fail2ban-client status sshd" printf " %-28s ${CYAN}%s${NC}\n" "- Fail2Ban sshd jail:" "sudo fail2ban-client status sshd"
printf " %-25s ${CYAN}%s${NC}\n" "- Fail2Ban ufw jail:" "sudo fail2ban-client status ufw-probes" printf " %-28s ${CYAN}%s${NC}\n" "- Fail2Ban ufw jail:" "sudo fail2ban-client status ufw-probes"
printf " %-25s ${CYAN}%s${NC}\n" "- Swap status:" "sudo swapon --show && free -h" printf " %-28s ${CYAN}%s${NC}\n" "- Swap status:" "sudo swapon --show && free -h"
printf " %-25s ${CYAN}%s${NC}\n" "- Kernel settings:" "sudo sysctl fs.protected_hardlinks kernel.yama.ptrace_scope" printf " %-28s ${CYAN}%s${NC}\n" "- Kernel settings:" "sudo sysctl fs.protected_hardlinks kernel.yama.ptrace_scope"
if command -v docker >/dev/null 2>&1; then if command -v docker >/dev/null 2>&1; then
printf " %-25s ${CYAN}%s${NC}\n" "- Docker status:" "docker ps" printf " %-28s ${CYAN}%s${NC}\n" "- Docker status:" "docker ps"
fi fi
if command -v tailscale >/dev/null 2>&1; then if command -v tailscale >/dev/null 2>&1; then
printf " %-25s ${CYAN}%s${NC}\n" "- Tailscale status:" "tailscale status" printf " %-28s ${CYAN}%s${NC}\n" "- Tailscale status:" "tailscale status"
fi fi
if [[ -f /root/run_backup.sh ]]; then if [[ -f /root/run_backup.sh ]]; then
echo -e " Remote Backup:" echo -e " Remote Backup:"