4170a25b64
To prettify output if uninstall is not needed. Signed-off-by: Stephan Wendel <me@stephanwe.de>
333 lines
10 KiB
Bash
Executable File
333 lines
10 KiB
Bash
Executable File
#!/usr/bin/env bash
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#### webcamd - A webcam Service for multiple Cams and Stream Services.
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####
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#### Written by Stephan Wendel aka KwadFan <me@stephanwe.de>
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#### Copyright 2021
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#### https://github.com/mainsail-crew/crowsnest
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####
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#### This File is distributed under GPLv3
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####
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# shellcheck enable=requires-variable-braces
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# Global Vars
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BASE_USER=$(whoami)
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TITLE="crowsnest - A Webcam Daemon for Raspberry Pi OS"
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### Non root
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if [ ${UID} == '0' ]; then
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echo -e "DO NOT RUN THIS SCRIPT AS ROOT!\nExiting..."
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exit 1
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fi
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### noninteractive Check
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if [ -z "${DEBIAN_FRONTEND}" ]; then
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export DEBIAN_FRONTEND=noninteractive
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fi
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### Functions
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### Messages
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# Welcome Message
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function welcome_msg {
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echo -e "${TITLE}\n"
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echo -e "\tYou will be prompted for your 'sudo' password, if needed."
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echo -e "\tSome Parts of the Updater requires 'root' privileges."
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# Dirty hack to gain root permissions
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sudo echo -e "\n"
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}
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# Goodbye Message
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function goodbye_msg {
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echo -e "\nInstallation complete.\n"
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echo -e "\tIn case something was updated:\n\tPlease reboot your machine!"
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echo -e "I hope you enjoy crowsnest, GoodBye ..."
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}
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# No longer needed Message
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function remove_message {
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echo -e "Found ${1}, remove because it is not longer needed."
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}
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### General
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## These two functions are reused from custompios common.sh
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## Credits to guysoft!
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## https://github.com/guysoft/CustomPiOS
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function install_cleanup_trap() {
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# kills all child processes of the current process on SIGINT or SIGTERM
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trap 'cleanup' SIGINT SIGTERM
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}
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function cleanup() {
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# make sure that all child processed die when we die
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echo -e "Killed by user ...\r\nGoodBye ...\r"
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# shellcheck disable=2046
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[ -n "$(jobs -pr)" ] && kill $(jobs -pr) && sleep 5 && kill -9 $(jobs -pr)
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}
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function err_exit {
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if [ "${1}" != "0" ]; then
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echo -e "ERROR: Error ${1} occured on line ${2}"
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echo -e "ERROR: Stopping $(basename "$0")."
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echo -e "Goodbye..."
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fi
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# shellcheck disable=2046
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[ -n "$(jobs -pr)" ] && kill $(jobs -pr) && sleep 5 && kill -9 $(jobs -pr)
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exit 1
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}
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### Init ERR Trap
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trap 'err_exit $? $LINENO' ERR
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# Helper funcs
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function stop_webcamd {
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if [ "$(sudo systemctl is-active webcamd.service)" = "active" ]; then
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sudo systemctl stop webcamd &> /dev/null
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fi
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}
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function start_webcamd {
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if [ "$(sudo systemctl is-active webcamd.service)" = "active" ]; then
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sudo systemctl start webcamd &> /dev/null
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fi
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}
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function daemon_reload {
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echo -en "Reload systemd to enable new deamon ...\r"
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sudo systemctl daemon-reload &> /dev/null
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echo -e "Reload systemd to enable new daemon ... [OK]"
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}
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function compare_files {
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local installed template
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installed="$(sha256sum "${1}" | awk '{print $1}')"
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template="$(sha256sum "${2}" | awk '{print $1}')"
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if [ -f "${1}" ] && [ "${installed}" != "${template}" ]; then
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echo "1"
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else
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echo "0"
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fi
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}
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### Import config from custompios.
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function import_config {
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if [ -f "${HOME}/crowsnest/custompios/crowsnest/config" ]; then
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# shellcheck disable=SC1091
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source custompios/crowsnest/config
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else
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echo -e "${TITLE}\n"
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echo -e "OOPS!\nConfiguration File missing! Exiting..."
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echo -e "Try to git clone a second time please ...\n"
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exit 1
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fi
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}
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# Copy Files funcs
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function copy_service {
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local servicefile origin
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origin="/etc/systemd/system/webcamd.service"
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if [ ! "${BASE_USER}" == "pi" ]; then
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cp -rf "${origin}" /tmp/webcamd.service
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sudo sed -i 's|pi|'"${BASE_USER}"'|g' /tmp/webcamd.service
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servicefile="/tmp/webcamd.service"
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else
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servicefile="${HOME}/crowsnest/file_templates/webcamd.service"
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fi
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if [ "$(compare_files "${origin}" "${servicefile}")" -eq 1 ]; then
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echo -en "Copying webcamd.service file ...\r"
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sudo cp -rf "${servicefile}" "${origin}" > /dev/null
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echo -e "Copying webcamd.service file ... [OK]\r"
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daemon_reload
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else
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echo -e "No update of '${origin}' required."
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fi
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# Clean Temp File
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if [ -f /tmp/webcamd.service ]; then
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sudo rm -f /tmp/webcamd.service
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fi
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}
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function copy_logrotate {
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local logrotatefile origin
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origin="/etc/logrotate.d/webcamd"
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if [ ! "${BASE_USER}" == "pi" ]; then
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cp -rf "${origin}" /tmp/logrotate_webcamd
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sudo sed -i 's|pi|'"${BASE_USER}"'|g' /tmp/webcamd.service
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logrotatefile="/tmp/logrotate_webcamd"
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else
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logrotatefile="${HOME}/crowsnest/file_templates/logrotate_webcamd"
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fi
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if [ "$(compare_files "${origin}" "${logrotatefile}")" -eq 1 ]; then
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echo -en "Copying logrotate file ...\r"
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sudo cp -rf "${logrotatefile}" "${origin}" > /dev/null
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echo -e "Copying logrotate file ... [OK]\r"
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else
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echo -e "No update of '${origin}' required."
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fi
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}
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function copy_raspicam_fix {
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local moduleconf origin
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origin="/etc/modprobe.d/bcm2835-v4l2.conf"
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moduleconf="${HOME}/crowsnest/file_templates/bcm2835-v4l2.conf"
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if [ ! -f "${origin}" ]; then
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echo -en "Copying bcm2835-v4l2.conf file ...\r"
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sudo cp -rf "${moduleconf}" "${origin}" > /dev/null
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echo -e "Copying bcm2835-v4l2.conf file ... [OK]\r"
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else
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if [ "$(compare_files "${origin}" "${moduleconf}")" -eq 1 ]; then
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echo -en "Copying bcm2835-v4l2.conf file ...\r"
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sudo cp -rf "${moduleconf}" "${origin}" > /dev/null
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echo -e "Copying bcm2835-v4l2.conf file ... [OK]\r"
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else
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echo -e "No update of '${origin}' required."
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fi
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fi
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}
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# Uninstall funcs
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function uninstall_v4l2rtsp {
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local bin_path v4l2rtsp_dir
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bin_path="/usr/local/bin/v4l2rtspserver"
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v4l2rtsp_dir="${HOME}/v4l2rtspserver"
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if [ -d "${v4l2rtsp_dir}" ]; then
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remove_message "v4l2rtspserver"
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echo -en "Uninstalling 'v4l2rtspserver' ...\r"
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if [ -x "${bin_path}" ]; then
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sudo rm -f "${bin_path}"
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fi
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sudo rm -rf "${v4l2rtsp_dir}"
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echo -e "Uninstalling 'v4l2rtspserver' ... [OK]\r"
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fi
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}
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# This removes ustreamer if not inside of crowsnest! ( $HOME/ustreamer )
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function uninstall_ustreamer {
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local bin_path ustreamer_dir
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bin_path="/usr/local/bin/ustreamer"
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ustreamer_dir="${HOME}/ustreamer"
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if [ -d "${ustreamer_dir}" ]; then
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remove_message "ustreamer"
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echo -en "Uninstalling '${HOME}/ustreamer' ...\r"
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if [ -x "${bin_path}" ]; then
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sudo rm -f "${bin_path}"
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fi
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sudo rm -rf "${ustreamer_dir}"
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echo -e "Uninstalling '${HOME}/ustreamer' ... [OK]\r"
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fi
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}
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# Remove no longer needed Go installation
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function uninstall_go {
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if [ -n "$(whereis -b go | awk '{print $2}')" ]; then
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echo -e "\nFound $(go version)\n"
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else
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echo -e "No Version of Go Lang found ... [SKIPPED]"
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fi
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if [ -d "/usr/local/go" ] && [ -f "${HOME}/.gorc" ]; then
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sudo rm -rf "$(whereis -b go | awk '{print $2}')"
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rm -f "${HOME}/.gorc"
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sudo rm -rf "${HOME}/golang"
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sed -i '/# Add Go/d;/.gorc/d' "${HOME}/.profile"
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echo -e "\nUninstall complete!"
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fi
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}
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# remove obsolete RTSPtoWebRTC
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function uninstall_rtsp2webrtc {
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if [ -d "${HOME}/crowsnest/bin/RTSPtoWebRTC" ];then
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echo -e "Removing RTSPtoWebRTC ..."
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sudo rm -rf "${HOME}/crowsnest/bin/RTSPtoWebRTC"
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echo -e "Removing RTSPtoWebRTC ... [OK]"
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fi
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}
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# Install funcs
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# Make sure ustreamer submodule is initialized
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function sub_init {
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if [ ! -f "${HOME}/crowsnest/bin/ustreamer/Makefile" ]; then
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echo -e "Submodules are not initialized ..."
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git submodule update --init > /dev/null
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echo -e "Submodules are not initialized ... [OK]"
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fi
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}
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# Build Apps
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function build_apps {
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echo -e "\nDependency Check: Check for compiled Apps ..."
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if [ ! -x "bin/ustreamer/src/ustreamer.bin" ] \
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|| [ ! -x "bin/rtsp-simple-server/rtsp-simple-server" ]; then
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echo -e "Build dependend Stream Apps ..."
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echo -e "Installing 'ustreamer' Dependencies ..."
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# shellcheck disable=2086
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sudo apt install --yes --no-install-recommends ${CROWSNEST_USTREAMER_DEPS} > /dev/null
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echo -e "Installing 'ustreamer' Dependencies ... [OK]"
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pushd bin > /dev/null || exit 1
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make all
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popd > /dev/null || exit 1
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else
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echo -e "All Apps are present ... [OK]"
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update_ustreamer
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update_rtsp
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fi
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}
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function update_ustreamer {
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local sm_version us_version
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sm_version="$(cd bin/ustreamer && git describe --always --tags | sed 's/^v//')"
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us_version="$(bin/ustreamer/ustreamer -v)"
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echo -en "Checking ustreamer Version ${sm_version} ... \r"
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if [ "${sm_version}" == "${us_version}" ]; then
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echo -e "Checking ustreamer Version ${us_version} ... [SKIPPED]"
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echo -e "\t==> Version match, no update needed."
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else
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echo -e "Checking ustreamer Version ${sm_version} ... [UPDATE]"
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echo -e "\t==> Version (${us_version}) mismatch, update needed."
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pushd bin/ &> /dev/null || exit 1
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make ustreamer
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popd &> /dev/null || exit 1
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echo -e "Ustreamer Update ... [OK]"
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fi
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}
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function update_rtsp {
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local dl_version rtsp_version
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dl_version="$(cat bin/rtsp-simple-server/version)"
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rtsp_version="$(bin/rtsp-simple-server/rtsp-simple-server --version)"
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echo -en "Checking rtsp-simple-server Version ... \r"
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if [ "${dl_version}" == "${rtsp_version}" ]; then
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echo -e "Checking rtsp-simple-server Version ${dl_version} ... [SKIPPED]"
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echo -e "\t==> Version match, no update needed."
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else
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echo -e "Checking rtsp-simple-server Version ... [UPDATE]"
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echo -e "\t==> Version (${rtsp_version}) mismatch, update needed."
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pushd bin/ &> /dev/null || exit 1
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make rtsp
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popd &> /dev/null || exit 1
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echo -e "rtsp-simple-server Update ... [OK]"
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fi
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}
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#### MAIN
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install_cleanup_trap
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import_config
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welcome_msg
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stop_webcamd
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uninstall_ustreamer
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uninstall_v4l2rtsp
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uninstall_rtsp2webrtc
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uninstall_go
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copy_service
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copy_logrotate
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copy_raspicam_fix
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sub_init
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build_apps
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start_webcamd
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goodbye_msg
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exit 0
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