Files
DD3-Lora-Bridge-Raspi-Debugger/install.sh

125 lines
3.4 KiB
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#!/usr/bin/env bash
set -euo pipefail
if [[ "${EUID}" -ne 0 ]]; then
echo "Bitte als root ausfuehren: sudo ./install.sh"
exit 1
fi
PROJECT_ROOT="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
APP_ROOT="/opt/serial-bridge"
CONFIG_ROOT="/etc/serial-bridge"
VENV_PY="${APP_ROOT}/.venv/bin/python"
REQ_HASH_FILE="${APP_ROOT}/.requirements.sha256"
NEEDS_APT=0
NEEDS_VENV=0
NEEDS_PIP=0
REQUIRED_PACKAGES=(
python3
python3-venv
python3-pip
hostapd
dnsmasq
iw
wpasupplicant
iproute2
rfkill
i2c-tools
)
is_installed() {
[[ -d "${APP_ROOT}/src" ]] && [[ -f "/etc/systemd/system/serial-bridge.service" ]]
}
all_packages_installed() {
local pkg
for pkg in "${REQUIRED_PACKAGES[@]}"; do
if ! dpkg -s "${pkg}" >/dev/null 2>&1; then
return 1
fi
done
return 0
}
compute_req_hash() {
sha256sum "${PROJECT_ROOT}/requirements.txt" | awk '{print $1}'
}
mode="install"
if is_installed; then
mode="update"
fi
echo "Modus: ${mode}"
if ! all_packages_installed; then
NEEDS_APT=1
fi
if [[ ! -x "${VENV_PY}" ]]; then
NEEDS_VENV=1
fi
current_req_hash="$(compute_req_hash)"
stored_req_hash=""
if [[ -f "${REQ_HASH_FILE}" ]]; then
stored_req_hash="$(cat "${REQ_HASH_FILE}" 2>/dev/null || true)"
fi
if [[ "${NEEDS_VENV}" -eq 1 ]] || [[ "${current_req_hash}" != "${stored_req_hash}" ]]; then
NEEDS_PIP=1
fi
if [[ "${NEEDS_APT}" -eq 1 ]]; then
echo "Installiere fehlende Systempakete..."
apt-get update
apt-get install -y "${REQUIRED_PACKAGES[@]}"
else
echo "Systempakete bereits vorhanden, ueberspringe apt."
fi
install -d -m 755 "${APP_ROOT}" "${APP_ROOT}/src" "${APP_ROOT}/templates" "${APP_ROOT}/static" "${CONFIG_ROOT}"
cp -a "${PROJECT_ROOT}/src/." "${APP_ROOT}/src/"
cp -a "${PROJECT_ROOT}/templates/." "${APP_ROOT}/templates/"
cp -a "${PROJECT_ROOT}/static/." "${APP_ROOT}/static/"
cp "${PROJECT_ROOT}/requirements.txt" "${APP_ROOT}/requirements.txt"
if [[ "${NEEDS_VENV}" -eq 1 ]]; then
echo "Erstelle Python venv..."
python3 -m venv "${APP_ROOT}/.venv"
fi
if [[ "${NEEDS_PIP}" -eq 1 ]]; then
echo "Aktualisiere Python-Abhaengigkeiten..."
"${APP_ROOT}/.venv/bin/pip" install --upgrade pip
"${APP_ROOT}/.venv/bin/pip" install -r "${APP_ROOT}/requirements.txt"
echo "${current_req_hash}" > "${REQ_HASH_FILE}"
else
echo "requirements.txt unveraendert, ueberspringe pip install."
fi
install -m 644 "${PROJECT_ROOT}/config/hostapd.conf" "${CONFIG_ROOT}/hostapd.conf"
install -m 644 "${PROJECT_ROOT}/config/dnsmasq.conf" "${CONFIG_ROOT}/dnsmasq.conf"
install -m 644 "${PROJECT_ROOT}/systemd/serial-hostapd.service" "/etc/systemd/system/serial-hostapd.service"
install -m 644 "${PROJECT_ROOT}/systemd/serial-dnsmasq.service" "/etc/systemd/system/serial-dnsmasq.service"
install -m 644 "${PROJECT_ROOT}/systemd/serial-bridge.service" "/etc/systemd/system/serial-bridge.service"
WPA_CONF="/etc/wpa_supplicant/wpa_supplicant.conf"
touch "${WPA_CONF}"
grep -q '^ctrl_interface=' "${WPA_CONF}" || echo 'ctrl_interface=DIR=/var/run/wpa_supplicant GROUP=netdev' >> "${WPA_CONF}"
grep -q '^update_config=' "${WPA_CONF}" || echo 'update_config=1' >> "${WPA_CONF}"
systemctl disable --now hostapd.service || true
systemctl disable --now dnsmasq.service || true
install -d -m 755 /home/pi
chown pi:pi /home/pi || true
systemctl daemon-reload
systemctl enable serial-bridge.service
systemctl restart serial-bridge.service
echo "Fertig (${mode}). Logs: journalctl -u serial-bridge -f"