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fix: Command injection in VPS setup script #47

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fix: Command injection in VPS setup script #47

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5 changes: 4 additions & 1 deletion scripts/setup-vps.sh
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Original file line number Diff line number Diff line change
Expand Up @@ -40,7 +40,10 @@ fi
echo "==> Generating secrets and creating .env..."
FERNET_KEY=$(docker run --rm python:3.11-slim python -c "from cryptography.fernet import Fernet; print(Fernet.generate_key().decode())" 2>/dev/null || echo "GENERATE_ME")
JWT_SECRET=$(openssl rand -hex 32)
PG_PASSWORD=$(openssl rand -base64 32 | tr -d '=+/')
# Validate SUDO_USER contains only safe characters (alphanumeric, dash, underscore)
if [[ "$SUDO_USER" =~ ^[a-zA-Z0-9_-]+$ ]]; then
usermod -aG docker "$SUDO_USER"
fi

cat > /opt/minirag/.env <<EOF
# ── Domain ────────────────────────────────────────────────
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