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archy/scripts/welcome-banner.sh
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#!/bin/bash
# Console welcome banner (/etc/profile.d/archipelago.sh).
#
# CANONICAL COPY. Two consumers keep nodes in lockstep with it:
# - bootstrap::run_welcome_banner_sync embeds it (include_str!) and
# installs it at startup on ISO-installed nodes, so banner fixes
# actually reach the deployed fleet via OTA;
# - the ISO builder (image-recipe/_archived/build-auto-installer-iso.sh,
# PROFILE heredoc) inlines the same content for fresh installs.
#
# Ensure /sbin and /usr/sbin are in PATH (needed for reboot, shutdown, etc.)
case ":$PATH:" in
*:/sbin:*) ;; *) export PATH="$PATH:/sbin:/usr/sbin" ;;
esac
if [ -t 0 ] && [ -z "$ARCHIPELAGO_WELCOMED" ]; then
export ARCHIPELAGO_WELCOMED=1
# Wait for network (DHCP may not be ready yet on first boot).
# The address shown must be one a LAN user can actually reach: the
# default route's source address. `hostname -I` lists addresses in
# interface order, so a node with WireGuard up advertised 10.44.0.1 —
# its own tunnel address, present on EVERY node — as its "web ui",
# which is unreachable off-tunnel and actively misleading after a
# move to a new network (framework-pt, 2026-08-15).
IP=""
for i in 1 2 3 4 5; do
IP=$(ip -4 route get 1.1.1.1 2>/dev/null | sed -n 's/.*src \([0-9.]*\).*/\1/p' | head -n1)
# Offline LAN (no default route): first address that is not a
# tunnel (10.44/16 WireGuard), CGNAT (100.64/10 Tailscale), or
# loopback one.
[ -n "$IP" ] || IP=$(hostname -I 2>/dev/null | tr ' ' '\n' \
| grep -vE '^(10\.44\.|100\.(6[4-9]|[7-9][0-9]|1[01][0-9]|12[0-7])\.|127\.)' | head -n1)
[ -n "$IP" ] || IP=$(hostname -I 2>/dev/null | awk '{print $1}')
[ -n "$IP" ] && break
sleep 2
done
O='\033[38;5;208m'
OD='\033[38;5;130m'
W='\033[1;37m'
N='\033[0m'
# The logo uses UTF-8 block-drawing glyphs. Switching back from the kiosk
# (Xorg on vt1) can leave the console VT out of UTF-8 mode, which renders
# them as garbage bytes ("sometimes corrupt"). ESC % G forces the VT into
# UTF-8 mode so the logo always draws correctly.
printf '\033%%G' 2>/dev/null || true
clear
echo -e " ${O}▄▀█ █▀▄ █▀▀ █ █ █ █▀█ █▀▀ █ ▄▀█ █▀▀ █▀█${N}"
echo -e " ${O}█▀█ █▀▄ █ █▀█ █ █▀▀ ██▀ █ █▀█ █ █ █ █${N}"
echo -e " ${O}▀ ▀ ▀ ▀ ▀▀▀ ▀ ▀ ▀ ▀ ▀▀▀ ▀▀▀ ▀ ▀ ▀▀▀ ▀▀▀${N}"
echo -e " ${OD}bitcoin node os${N}"
if [ -n "$IP" ]; then
echo -e " ${W}web ui http://$IP${N}"
# The mDNS name survives any DHCP change — it is the address to
# give people for a headless box that moves between networks.
if systemctl is-active avahi-daemon >/dev/null 2>&1; then
echo -e " ${W} http://$(hostname).local${N}"
fi
echo -e " ${W}ssh archipelago@$IP${N}"
echo -e " ${W}password archipelago (SSH)${N}"
echo -e " ${OD}web ui asks you to create a password on first visit${N}"
else
echo -e " ${OD}Waiting for network...${N}"
fi
if [ -b /dev/mapper/archipelago-data ] || [ -b /dev/mapper/archipelago_crypt ]; then
echo -e " ${OD}storage LUKS2 encrypted${N}"
fi
# The kiosk's Xorg runs on vt1 (see archipelago-kiosk-launcher: "Xorg :0
# vt1"), so Ctrl+Alt+F1 IS the kiosk and a terminal is on another VT (F2,
# where systemd auto-spawns a getty). The old hints had these backwards —
# they sent you to an empty black VT7 and there was no way back to the kiosk.
if systemctl is-active archipelago-kiosk.service >/dev/null 2>&1; then
echo -e " ${OD}display Kiosk active (Ctrl+Alt+F2 for terminal)${N}"
else
echo -e " ${OD}display Console (Ctrl+Alt+F1 for kiosk)${N}"
fi
echo ""
fi