Files
kiauh/scripts/install_mjpg-streamer.sh
2022-02-03 16:57:55 +01:00

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### base variables
SYSTEMDDIR="/etc/systemd/system"
WEBCAMD_SRC="https://raw.githubusercontent.com/mainsail-crew/MainsailOS/master/src/modules/mjpgstreamer/filesystem/root/usr/local/bin/webcamd"
WEBCAM_TXT_SRC="https://raw.githubusercontent.com/mainsail-crew/MainsailOS/master/src/modules/mjpgstreamer/filesystem/home/pi/klipper_config/webcam.txt"
install_mjpg-streamer(){
check_klipper_cfg_path
source_kiauh_ini
### set default values
MJPG_SERV_SRC="${SRCDIR}/kiauh/resources/webcamd.service"
MJPG_SERV_TARGET="$SYSTEMDDIR/webcamd.service"
WEBCAM_TXT="$klipper_cfg_loc/webcam.txt"
### if there is a webcamd.service -> exit
if [ -f $MJPG_SERV_TARGET ]; then
ERROR_MSG="Looks like MJPG-streamer is already installed!\n Please remove it first before you try to re-install it!"
print_msg && clear_msg && return
fi
### check and install dependencies if missing
dep=(git cmake build-essential imagemagick libv4l-dev ffmpeg)
if apt-cache search libjpeg62-turbo-dev | grep -Eq "^libjpeg62-turbo-dev "; then
dep+=(libjpeg62-turbo-dev)
elif apt-cache search libjpeg8-dev | grep -Eq "^libjpeg8-dev "; then
dep+=(libjpeg8-dev)
fi
dependency_check
### step 1: clone moonraker
status_msg "Downloading MJPG-Streamer ..."
cd "${HOME}" && git clone https://github.com/jacksonliam/mjpg-streamer.git
ok_msg "Download complete!"
### step 2: compiling mjpg-streamer
status_msg "Compiling MJPG-Streamer ..."
cd "${HOME}"/mjpg-streamer/mjpg-streamer-experimental && make
ok_msg "Compiling complete!"
#step 3: install mjpg-streamer
status_msg "Installing MJPG-Streamer ..."
cd "${HOME}"/mjpg-streamer && mv mjpg-streamer-experimental/* .
mkdir www-mjpgstreamer
cat <<EOT >> ./www-mjpgstreamer/index.html
<html>
<head><title>mjpg_streamer test page</title></head>
<body>
<h1>Snapshot</h1>
<p>Refresh the page to refresh the snapshot</p>
<img src="./?action=snapshot" alt="Snapshot">
<h1>Stream</h1>
<img src="./?action=stream" alt="Stream">
</body>
</html>
EOT
sudo wget $WEBCAMD_SRC -O "/usr/local/bin/webcamd"
sudo sed -i "/^config_dir=/ s|=.*|=$klipper_cfg_loc|" /usr/local/bin/webcamd
sudo sed -i "/MJPGSTREAMER_HOME/ s/pi/${USER}/" /usr/local/bin/webcamd
sudo chmod +x /usr/local/bin/webcamd
### step 4: create webcam.txt config file
[ ! -d "$klipper_cfg_loc" ] && mkdir -p "$klipper_cfg_loc"
if [ ! -f "$WEBCAM_TXT" ]; then
status_msg "Creating webcam.txt config file ..."
wget $WEBCAM_TXT_SRC -O "$WEBCAM_TXT"
ok_msg "Done!"
fi
### step 5: create systemd service
status_msg "Creating MJPG-Streamer service ..."
sudo cp "$MJPG_SERV_SRC" $MJPG_SERV_TARGET
sudo sed -i "s|%USER%|${USER}|" $MJPG_SERV_TARGET
ok_msg "MJPG-Streamer service created!"
### step 6: enabling and starting mjpg-streamer service
status_msg "Starting MJPG-Streamer service ..."
sudo systemctl enable webcamd.service
sudo systemctl start webcamd.service
ok_msg "MJPG-Streamer service started!"
### step 6.1: create webcamd.log symlink
[ ! -d "${HOME}/klipper_logs" ] && mkdir -p "${HOME}/klipper_logs"
if [ -f "/var/log/webcamd.log" ] && [ ! -L "${HOME}/klipper_logs/webcamd.log" ]; then
ln -s "/var/log/webcamd.log" "${HOME}/klipper_logs/webcamd.log"
fi
### step 6.2: add webcamd.log logrotate
if [ ! -f "/etc/logrotate.d/webcamd" ]; then
status_msg "Create logrotate rule ..."
sudo /bin/sh -c "cat > /etc/logrotate.d/webcamd" << EOF
/var/log/webcamd.log
{
rotate 2
weekly
maxsize 32M
missingok
notifempty
compress
delaycompress
sharedscripts
}
EOF
ok_msg "Done!"
fi
### step 7: check if user is in group "video"
usergroup_changed=false
USER_IN_VIDEO_GROUP=$(groups "${USER}" | grep "video")
if [ -z "$USER_IN_VIDEO_GROUP" ]; then
status_msg "Adding user ${USER} to group 'video' ..."
sudo usermod -a -G video "${USER}" && ok_msg "Done!"
usergroup_changed=true
else
ok_msg "User ${USER} already in group 'video'!"
fi
### confirm message
CONFIRM_MSG="MJPG-Streamer has been set up!"
if [ "$usergroup_changed" == true ]; then
CONFIRM_MSG="${CONFIRM_MSG}\n ${yellow}INFO: Your User was added to a new group!${green}"
CONFIRM_MSG="${CONFIRM_MSG}\n ${yellow}You need to relog/restart for the group to be applied!${green}"
fi
print_msg && clear_msg
### print webcam ip adress/url
IP=$(hostname -I | cut -d" " -f1)
WEBCAM_IP="http://$IP:8080/?action=stream"
WEBCAM_URL="http://$IP/webcam/?action=stream"
echo -e " ${cyan}● Webcam URL:${default} $WEBCAM_IP"
echo -e " ${cyan}● Webcam URL:${default} $WEBCAM_URL"
echo
}