Files
vibebox/src/provision.sh

103 lines
3.0 KiB
Bash

#!/bin/bash
set -eEux
trap 'echo "[vibebox][error] provisioning failed"; echo "VIBEBOX_PROVISION_FAILED"; systemctl poweroff || true; exit 1' ERR
# Wait for network + DNS before apt-get to avoid early boot flakiness.
wait_for_network() {
echo "[vibebox] waiting for network/DNS readiness"
local deadline=$((SECONDS + 60))
while [ "$SECONDS" -lt "$deadline" ]; do
local has_route=0
if ip -4 route show default >/dev/null 2>&1; then
has_route=1
elif ip -6 route show default >/dev/null 2>&1; then
has_route=1
fi
if [ "$has_route" -eq 1 ]; then
if getent hosts deb.debian.org >/dev/null 2>&1; then
return 0
fi
fi
sleep 1
done
echo "[vibebox][warn] network/DNS still not ready after 60s; continuing" >&2
echo "[vibebox][warn] /etc/resolv.conf:" >&2
cat /etc/resolv.conf >&2 || true
ip -br addr >&2 || true
ip route >&2 || true
ip -6 route >&2 || true
return 0
}
apt_update_with_retries() {
local attempt=1
while [ "$attempt" -le 5 ]; do
if apt-get update; then
return 0
fi
echo "[vibebox][warn] apt-get update failed (attempt ${attempt}/5); retrying..." >&2
attempt=$((attempt + 1))
sleep 2
done
return 1
}
# Don't wait too long for slow mirrors.
echo 'Acquire::http::Timeout "2";' | tee /etc/apt/apt.conf.d/99timeout
echo 'Acquire::https::Timeout "2";' | tee -a /etc/apt/apt.conf.d/99timeout
echo 'Acquire::Retries "2";' | tee -a /etc/apt/apt.conf.d/99timeout
wait_for_network
apt_update_with_retries
apt-get install -y --no-install-recommends \
build-essential \
pkg-config \
libssl-dev \
curl \
git \
ripgrep \
cloud-guest-utils \
openssh-server \
sudo
# Set hostname to "vibebox" so it's clear that you're inside the VM.
hostnamectl set-hostname vibebox
# SSH: host keys + base config (doesn't depend on runtime user)
ssh-keygen -A
mkdir -p /etc/ssh/sshd_config.d
cat >/etc/ssh/sshd_config.d/10-vibebox-base.conf <<'EOF'
PasswordAuthentication no
KbdInteractiveAuthentication no
ChallengeResponseAuthentication no
PubkeyAuthentication yes
PermitRootLogin no
# Speed up logins / avoid DNS delays
UseDNS no
GSSAPIAuthentication no
EOF
sshd -t
systemctl enable ssh
systemctl restart ssh
# Set this env var so claude doesn't complain about running as root.'
echo "export IS_SANDBOX=1" >> .bashrc
# Ensure cloned instances generate unique machine-id on first boot.
truncate -s 0 /etc/machine-id
rm -f /var/lib/dbus/machine-id
ln -sf /etc/machine-id /var/lib/dbus/machine-id
# Shutdown the VM when you logout
cat > .bash_logout <<EOF
systemctl poweroff
sleep 100 # sleep here so that we don't see the login screen flash up before the shutdown.
EOF
# Done provisioning, power off the VM
echo "VIBEBOX_PROVISION_OK"
systemctl poweroff