255 lines
6.6 KiB
Bash
255 lines
6.6 KiB
Bash
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#!/bin/bash
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#
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# This file is part of Moonfire NVR, a security camera network video recorder.
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# Copyright (C) 2016 Scott Lamb <slamb@slamb.org>
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#
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# This program is free software: you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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#
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# In addition, as a special exception, the copyright holders give
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# permission to link the code of portions of this program with the
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# OpenSSL library under certain conditions as described in each
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# individual source file, and distribute linked combinations including
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# the two.
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#
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# You must obey the GNU General Public License in all respects for all
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# of the code used other than OpenSSL. If you modify file(s) with this
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# exception, you may extend this exception to your version of the
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# file(s), but you are not obligated to do so. If you do not wish to do
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# so, delete this exception statement from your version. If you delete
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# this exception statement from all source files in the program, then
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# also delete it here.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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#
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#
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# Script to prepare for moonfire-nvr operations
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#
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# Command line options:
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# -f: Force clean build, even if binary already installed
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# -S: Skip apt-get update and install
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#
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# Configuration variables. Should only need minimal, or zero, changes.
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# Empty values will use defaults.
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#
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# User and group
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# Default: or whatever is in $NVR_USER (default "moonfire-nvr")
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#
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NVR_USER=
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NVR_GROUP=
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# Port for web server
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# Default: 8080
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#
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NVR_PORT=
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# This should, ideally, be a location on flash storage under which the
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# moonfire user's home directory will be created.
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# Default: "/var/lib"
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#
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NVR_HOME_BASE=
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# Set to mountpoint of media directory, empty to stay in home directory
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# Default: empty
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SAMPLES_DIR=
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# Set to path for media directory relative to mountpoint
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# Default: "samples"
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#
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SAMPLES_DIR_NAME=
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# Binary location
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# Default: "/usr/local/bin/moonfire-nvr"
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#
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SERVICE_BIN=
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# Service name
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# Default: "moonfire-nvr"
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#
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SERVICE_NAME=
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# Service Description
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# Default: "Moonfire NVR"
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#
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SERVICE_DESC=
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# --------------------------------------------------------------------
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# Derived variables: Do not modify!
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#
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# Determine directory path of this script
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#
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SOURCE="${BASH_SOURCE[0]}"
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while [ -h "$SOURCE" ]; do # resolve $SOURCE until file no longer a symlink
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DIR="$( cd -P "$( dirname "$SOURCE" )" && pwd )"
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SOURCE="$(readlink "$SOURCE")"
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# if $SOURCE was relative symlink, resolve relative to path of symlink
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[[ "$SOURCE" != /* ]] && SOURCE="$DIR/$SOURCE"
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done
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SRC_DIR="$( cd -P "$( dirname "$SOURCE" )" && pwd )"/src
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NVR_USER="${NVR_USER:-moonfire-nvr}"
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NVR_GROUP="${NVR_GROUP:-$NVR_USER}"
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NVR_PORT="${NVR_PORT:-8080}"
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NVR_HOME_BASE="${NVR_HOME_BASE:-/var/lib}"
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NVR_HOME="${NVR_HOME_BASE}/${NVR_USER}"
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DB_NAME="${DB_NAME:-db}"
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DB_DIR="${DB_DIR:-$NVR_HOME/db}"
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SAMPLES_DIR_NAME="${SAMPLES_DIR_NAME:-samples}"
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SAMPLES_DIR="${SAMPLES_DIR:-$NVR_HOME/$SAMPLES_DIR_NAME}"
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SERVICE_NAME="${SERVICE_NAME:-moonfire-nvr}"
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SERVICE_DESC="${SERVICE_DESC:-Moonfire NVR}"
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SERVICE_BIN="${SERVICE_BIN:-/usr/local/bin/moonfire-nvr}"
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# Process command line options
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#
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while getopts ":DEfS" opt; do
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case $opt in
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D) SKIP_DB=1
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;;
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E) PURGE_LIBEVENT=1
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;;
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f) FORCE_BUILD=1
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;;
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S) SKIP_APT=1
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;;
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:)
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echo "Option -$OPTARG requires an argument." >&2
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exit 1
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;;
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\?)
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echo "Invalid option: -$OPTARG" >&2
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exit 1
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;;
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esac
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done
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# Setup all packages we need
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#
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echo 'Preparing and downloading packages we need...'; echo
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if [ "${SKIP_APT:-0}" != 1 ]; then
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sudo apt-get update
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[ "${PURGE_LIBEVENT:-0}" == 1] && sudo apt-get --purge remove libevent-*
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sudo apt-get install \
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build-essential \
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cmake \
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libavcodec-dev \
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libavformat-dev \
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libavutil-dev \
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libgflags-dev \
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libgoogle-glog-dev \
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libgoogle-perftools-dev \
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libre2-dev \
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sqlite3 \
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libsqlite3-dev \
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pkgconf \
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uuid-runtime \
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uuid-dev
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fi
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# Check if binary is installed. Setup for build if it is not
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#
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if [ ! -x "${SERVICE_BIN}" ]; then
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echo "Binary not installed, building..."; echo
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FORCE_BUILD=1
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fi
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# Build if requested
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#
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if [ "${FORCE_BUILD:-0}" -eq 1 ]; then
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# Remove previous build, if any
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[ -d build ] && rm -fr build 2>/dev/null
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mkdir build; cd build
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cmake .. && make && sudo make install
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if [ -x "${SERVICE_BIN}" ]; then
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echo "Binary installed..."; echo
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else
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echo "Build failed to install..."; echo
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exit 1
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fi
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fi
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# Create user and groups
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#
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echo 'Create user/group and directories we need...'; echo
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sudo addgroup --quiet --system ${NVR_GROUP}
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sudo adduser --quiet --system ${NVR_USER} --home "${NVR_HOME}"
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if [ ! -d "${NVR_HOME}" ]; then
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sudo mkdir "${NVR_HOME}"
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fi
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sudo chown ${NVR_USER}:${NVR_GROUP} "${NVR_HOME}"
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# Prepare samples directory
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#
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if [ -z "${SAMPLES_DIR}" ]; then
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SAMPLES_PATH="${NVR_HOME}/${SAMPLES_DIR_NAME}"
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if [ ! -d "${SAMPLES_PATH}" ]; then
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sudo -u ${NVR_USER} -H mkdir "${SAMPLES_PATH}"
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fi
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else
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SAMPLES_PATH="${SAMPLES_DIR}"
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if [ ! -d "${SAMPLES_PATH}" ]; then
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sudo mkdir "${SAMPLES_PATH}"
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echo ">>> Do not forget to edit /etc/fstab to mount samples media"; echo
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fi
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fi
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# Prepare for sqlite directory and set schema into db
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#
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echo 'Create database...'; echo
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if [ ! -d "${DB_DIR}" ]; then
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sudo -u ${NVR_USER} -H mkdir "${DB_DIR}"
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fi
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DB_PATH="${DB_DIR}/${DB_NAME}"
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CAMERAS_PATH="${SRC_DIR}/../cameras.sql"
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[ "${SKIP_DB:-0}" == 0 ] && sudo -u ${NVR_USER} -H sqlite3 "${DB_PATH}" < "${SRC_DIR}/schema.sql"
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if [ -r "${CAMERAS_PATH}" ]; then
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echo 'Add cameras...'; echo
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sudo -u ${NVR_USER} -H sqlite3 "${DB_PATH}" < "${CAMERAS_PATH}"
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fi
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# Prepare service files
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#
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SERVICE_PATH="/etc/systemd/system/${SERVICE_NAME}.service"
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sudo sh -c "cat > ${SERVICE_PATH}" <<NVR_EOF
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[Unit]
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Description=${SERVICE_DESC}
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After=network-online.target
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[Service]
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ExecStart=${SERVICE_BIN} \\
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--sample_file_dir=${SAMPLES_PATH} \\
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--db_dir=${DB_DIR} \\
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--http_port=${NVR_PORT}
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Type=simple
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User=${NVR_USER}
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Nice=-20
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Restart=on-abnormal
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CPUAccounting=true
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MemoryAccounting=true
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BlockIOAccounting=true
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[Install]
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WantedBy=multi-user.target
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NVR_EOF
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# Configure and start service
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#
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if [ -f "${SERVICE_PATH}" ]; then
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echo 'Configuring system daemon...'; echo
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sudo systemctl daemon-reload
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sudo systemctl restart ${SERVICE_NAME}
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echo 'Getting system daemon status...'; echo
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sudo systemctl status ${SERVICE_NAME}
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fi
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