v3.3.t9
-moved buff_path setup code away from rdconf() to loadSh(). this insures root will never take ownership of the camera buffer. -added service group option. -updated the documentation in preperation of release.
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README.md
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README.md
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@ -30,30 +30,34 @@ parameters supported and descriptions of each.
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# also note to avoid using empty lines. if you're going to need an empty
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# line, start it with a '#'
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#
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recording_stream = rtsp://1.2.3.4:554/h264
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# this is the url to the main stream of the IP camera that will be used
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# to record footage.
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recording_uri = rtsp://1.2.3.4:554/h264
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# this is the uri to the main stream of the IP camera that will be used
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# to record footage. it can be a url to an rtsp stream or a direct device
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# path such as /dev/video0.
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#
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web_root = /var/opt/mow/web
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# this is the output directory that will be used to store recorded footage
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# from the cameras as well as the web interface for the application.
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# warning: this will overwrite any existing index.html files so be sure
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# to choose a directory that doesn't have an existing website.
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#
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buffer_path = /var/opt/mow/buf
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buffer_path = /var/buffer
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# this is the work directory the app will use to store live footage and
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# image frames. it's recommended to use a ram disk for this since there
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# will be large amounts of io occuring here. 1g of space per camera is
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# will be large amounts of io occuring here. 1GB of space per camera is
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# a good rule of thumb.
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#
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rec_path = /var/footage
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# this is video output directory that will be used to store any footage
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# that contain any motion events.
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#
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live_secs = 30
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# this is the maximum amount of seconds worth of live footage to keep in
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# buffer_path before deleting the oldest 2 seconds worth of footage.
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# note: each video clip in buffer_path should be 2 seconds long.
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#
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cam_name = cam-1
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# this is the optional camera name parameter to identify the camera. this
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# name will also be used to as the base directory in web_root. if not
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# defined, the name of the config file will be used.
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# name will also be used to as the base directory in buffer_path or
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# rec_path. if not defined, the name of the config file will be used.
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#
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max_event_secs = 30
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# this is the maximum amount of secs of video footage that can be
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# recorded in a motion event.
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# this is the maximum amount of secs of video footage that can be recorded
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# in a motion event.
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#
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img_comp_cmd = magick compare -metric FUZZ &prev& &next& /dev/null
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# this is the command line template this application will use when calling
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@ -74,14 +78,35 @@ img_comp_out = stderr
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# use to output the comparison score. this can only be stderr or stdout,
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# any other stream name is considered invalid.
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#
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stream_codec = copy
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# this is the encoding codec to use when recording footage from the camera.
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# the list of supported codecs entirely depend on the hosts' ffmpeg
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# installation. run 'ffmpeg -codecs' to determine this list. if not
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# defined, 'copy' will be used as in it will just copy the codec format
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# from camera itself.
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#
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stream_ext = .avi
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# this is the file extension that will be used to when recording footage
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# from the camera in buffer_path. ffmpeg will also use this to determine
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# what format container to use for the video clips.
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#
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thumbnail_ext = .jpg
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# this the image format that will be used when creating the thumbnails
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# for the videos clips recorded to rec_path.
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#
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rec_ext = .avi
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# this the the file extension this will be used when storaging motion
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# footage to rec_path. ffmpeg will also use this to determine what format
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# container to use for the video clips.
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#
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img_thresh = 8000
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# this parameter defines the score threshold from img_comp_cmd that will
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# be considered motion. any motion events will queue up max_event_secs
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# worth of hls clips to be written out to web_root.
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# worth of video clips to be written out to rec_path.
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#
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max_events = 100
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# this indicates the maximum amount of motion event video clips to keep
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# before deleting the oldest clip.
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# in rec_path before deleting the oldest clip.
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#
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post_secs = 60
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# this is the amount of seconds to wait before running the command
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@ -93,23 +118,31 @@ post_cmd = move_the_ptz_camera.py
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# is to move a ptz camera to the next position of it's patrol pattern.
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# note: the call to this command will be delayed if motion was detected.
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#
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max_log_size = 50000
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# this is the maximum byte size of all log files that can be stored in
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# web_root. whenever this limit is met, the log file will be deleted and
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# then eventually recreated blank.
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rec_fps = 30
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# this sets the recording frames per second for the footage recorded
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# from the camera. this has no affect of using 'copy' as the
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# stream_codec.
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#
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web_text = #dee5ee
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# this can be used to customize the color of the text in the web
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# interface. it can be defined as any color understood by html5 standard.
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rec_scale = 1280:720
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# this sets the pixel scale of the recorded footage from the camera. it
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# uses width, height numeric strings seperated by a colon, eg W:H. this
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# has no affect of using 'copy' as the stream_codec.
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#
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web_bg = #485564
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# this can be used to customize the background color of the web
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# interface. just like web_text, it also follows the html5 standard.
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img_scale = 320:240
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# this sets the pixel size of the thumbnails for recorded stored in
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# rec_path. it uses width, height numeric strings seperated by a colon,
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# eg W:H.
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#
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web_font = courier
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# this will customize the text font family to use in the web interface.
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# it is recommended to use mono-spaced font because this is also used to
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# display logs and logs are best displayed in mono-spaced font.
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service_user = mow
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# this sets the service local user of the application dictating the
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# amount privilege it will have on the host. if not defined, the
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# unprivileged user 'mow' will be used. which ever user is defined here
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# just make sure it has read/write access to buffer_path and rec_path.
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#
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service_group = mow
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# this sets the service local group of the application that can further
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# refine host privileges. if not defined, the name stored in
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# service_user will be used.
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```
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### Setup/Build/Install ###
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@ -3,6 +3,10 @@ if [ -f "/opt/mow/uninst" ]; then
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mow -u -f
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fi
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if [ ! -d "/opt" ]; then
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mkdir /opt
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fi
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if [ ! -d "/opt/mow" ]; then
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mkdir /opt/mow
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fi
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@ -212,6 +212,7 @@ bool rdConf(const QString &filePath, shared_t *share)
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share->camName.clear();
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share->buffPath.clear();
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share->recPath.clear();
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share->servGroup.clear();
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auto thrCount = QThread::idealThreadCount() / 2;
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@ -228,8 +229,6 @@ bool rdConf(const QString &filePath, shared_t *share)
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share->streamExt = ".avi";
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share->recExt = ".avi";
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share->thumbExt = ".jpg";
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share->imgThreads = thrCount;
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share->recThreads = thrCount;
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share->recFps = 30;
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share->liveSecs = 80;
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share->recScale = "1280:720";
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@ -259,12 +258,11 @@ bool rdConf(const QString &filePath, shared_t *share)
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rdLine("stream_ext = ", line, &share->streamExt);
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rdLine("rec_ext = ", line, &share->recExt);
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rdLine("thumbnail_ext = ", line, &share->thumbExt);
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rdLine("img_threads = ", line, &share->imgThreads);
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rdLine("rec_threads = ", line, &share->recThreads);
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rdLine("rec_fps = ", line, &share->recFps);
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rdLine("rec_scale = ", line, &share->recScale);
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rdLine("img_scale = ", line, &share->imgScale);
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rdLine("service_user = ", line, &share->servUser);
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rdLine("service_group = ", line, &share->servGroup);
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rdLine("live_secs = ", line, &share->liveSecs);
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}
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@ -312,31 +310,14 @@ bool rdConf(const QString &filePath, shared_t *share)
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share->evMaxSecs = share->liveSecs - 4;
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}
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share->retCode = EACCES;
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if (share->servGroup.isEmpty())
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{
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share->servGroup = share->servUser;
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}
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if (!mkPath(share->recPath))
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{
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QTextStream(stderr) << "err: failed to create recording directory - " << share->recPath << " check for write permissions." << Qt::endl;
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}
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else if (!mkPath(share->buffPath))
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{
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QTextStream(stderr) << "err: failed to create buffer directory - " << share->buffPath << " check for write permissions." << Qt::endl;
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}
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else if (!mkPath(share->buffPath + "/img"))
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{
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QTextStream(stderr) << "err: failed to create 'img' in the buffer directory - " << share->buffPath << "/img" << " check for write permissions." << Qt::endl;
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}
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else if (!mkPath(share->buffPath + "/live"))
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{
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QTextStream(stderr) << "err: failed to create 'live' in the buffer directory - " << share->buffPath << "/live" << " check for write permissions." << Qt::endl;
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}
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else
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{
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share->retCode = 0;
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share->servMainLoop = QString(APP_BIN) + ".main_loop." + share->camName;
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share->servVidLoop = QString(APP_BIN) + ".vid_loop." + share->camName;
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}
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}
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return share->retCode == 0;
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}
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@ -30,7 +30,7 @@
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using namespace std;
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#define APP_VER "3.3.t8"
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#define APP_VER "3.3.t9"
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#define APP_NAME "Motion Watch"
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#define APP_BIN "mow"
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#define DATETIME_FMT "yyyyMMddhhmmss"
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@ -74,12 +74,11 @@ struct shared_t
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QString servMainLoop;
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QString servVidLoop;
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QString servUser;
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QString servGroup;
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bool singleTenant;
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bool skipCmd;
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int liveSecs;
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int recFps;
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int imgThreads;
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int recThreads;
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int evMaxSecs;
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int postSecs;
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int imgThresh;
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@ -64,7 +64,7 @@ int loadService(const QString &desc, const QString &user, const QString &servNam
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return ret;
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}
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int loadSh(const QString &name, const QString &exeCmd, const QString &workDir)
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int loadSh(const QString &name, const QString &exeCmd, const QString &buffDir, const QString &outDir, const QString &servUser, const QString &servGroup)
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{
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QFile file("/usr/bin/" + name);
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@ -79,11 +79,18 @@ int loadSh(const QString &name, const QString &exeCmd, const QString &workDir)
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else
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{
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file.write("#!/bin/sh\n\n");
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file.write("cd " + workDir.toUtf8() + "\n");
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file.write("cd " + buffDir.toUtf8() + "\n");
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file.write(exeCmd.toUtf8() + "\n");
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file.close();
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mkPath(buffDir);
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mkPath(outDir);
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mkPath(buffDir + "/live");
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mkPath(buffDir + "/img");
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QProcess::execute("chmod", {"-v", "+x", file.fileName()});
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QProcess::execute("chown", {servUser + ":" + servGroup, "-R", buffDir});
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QProcess::execute("chown", {servUser + ":" + servGroup, "-R", outDir});
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}
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file.close();
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@ -135,8 +142,8 @@ int loadServiceByConf(const QString &confFile, bool start)
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{
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auto desc = QString(APP_NAME) + " - " + conf.camName;
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if (ret == 0) ret = loadSh(conf.servMainLoop, camCmdFromConf(&conf, MAIN_LOOP), conf.buffPath);
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if (ret == 0) ret = loadSh(conf.servVidLoop, camCmdFromConf(&conf, VID_LOOP), conf.buffPath);
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if (ret == 0) ret = loadSh(conf.servMainLoop, camCmdFromConf(&conf, MAIN_LOOP), conf.buffPath, conf.recPath, conf.servUser, conf.servGroup);
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if (ret == 0) ret = loadSh(conf.servVidLoop, camCmdFromConf(&conf, VID_LOOP), conf.buffPath, conf.recPath, conf.servUser, conf.servGroup);
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if (ret == 0) ret = loadService(desc, conf.servUser, conf.servMainLoop, conf.buffPath, conf.recPath, start);
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if (ret == 0) ret = loadService(desc, conf.servUser, conf.servVidLoop, conf.buffPath, conf.recPath, start);
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@ -171,11 +178,7 @@ int rmServiceByConf(const QString &confFile)
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conf.retCode = rmService(conf.servMainLoop);
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conf.retCode = rmService(conf.servVidLoop);
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QDir live(conf.buffPath + "/live");
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QDir img(conf.buffPath + "/img");
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live.removeRecursively();
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img.removeRecursively();
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QDir(conf.buffPath).removeRecursively();
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}
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return conf.retCode;
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@ -24,6 +24,6 @@ int loadServiceByDir(const QString &path, bool start);
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int rmServiceByConf(const QString &confFile);
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int rmService(const QString &servName);
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int rmServiceByDir(const QString &path);
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int loadSh(const QString &name, const QString &exeCmd, const QString &workDir);
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int loadSh(const QString &name, const QString &exeCmd, const QString &buffDir, const QString &outDir, const QString &servUser, const QString &servGroup);
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#endif // SERVICES_H
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