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CameraEvents.py
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"""
Attach event listener to Dahua devices
Borrowed code from https://github.com/johnnyletrois/dahua-watch
And https://github.com/SaWey/home-assistant-dahua-event
Author: PsycikNZ
"""
REQUIREMENTS = ['pycurl>=7']
import threading
import requests
import datetime
import re
import time
#import imageio
#from PIL import ImageFile
#from PIL import Image
#from io import BytesIO
#from slacker import Slacker
try:
#python 3+
from configparser import ConfigParser
except:
# Python 2.7
from ConfigParser import ConfigParser
import logging
import os
import socket
import pycurl
import json
import time
import paho.mqtt.client as paho # pip install paho-mqtt
import base64
#Version String must be in this format (with o to replace 0) = versi0n = "<version>"
#for travis to find it.
version = "0.2.3"
#ImageFile.LOAD_TRUNCATED_IMAGES = True
#mqttc = paho.Client(paho.CallbackAPIVersion.VERSION1, "CameraEvents-" + socket.gethostname(), clean_session=True)
_LOGGER = logging.getLogger(__name__)
_LOGGER.setLevel(logging.DEBUG)
ch = logging.StreamHandler()
ch.setLevel(logging.DEBUG)
# create formatter
formatter = logging.Formatter('%(asctime)s - %(name)s - %(levelname)s - %(message)s')
# add formatter to ch
ch.setFormatter(formatter)
_LOGGER.addHandler(ch)
def setup( config):
"""Set up Dahua event listener."""
#config = config.get(DOMAIN)
dahua_event = DahuaEventThread(
None,
None
)
def _start_dahua_event(_event):
dahua_event.start()
def _stop_dahua_event(_event):
dahua_event.stopped.set()
return True
class DahuaDevice():
#EVENT_TEMPLATE = "{protocol}://{host}:{port}/cgi-bin/eventManager.cgi?action=attach&channel=0&codes=%5B{events}%5D"
EVENT_TEMPLATE = "{protocol}://{host}:{port}/cgi-bin/eventManager.cgi?action=attach&codes=%5B{events}%5D"
CHANNEL_TEMPLATE = "{protocol}://{host}:{port}/cgi-bin/configManager.cgi?action=getConfig&name=ChannelTitle"
SNAPSHOT_TEMPLATE = "{protocol}://{host}:{port}/cgi-bin/snapshot.cgi?channel={channel}"
#SNAPSHOT_TEMPLATE = "{protocol}://{host}:{port}/cgi-bin/snapshot.cgi?chn={channel}"
SNAPSHOT_EVENT = "{protocol}://{host}:{port}/cgi-bin/eventManager.cgi?action=attachFileProc&Flags[0]=Event&Events=%5B{events}%5D"
#cgi-bin/snapManager.cgi?action=attachFileProc&Flags[0]=Event&Events=[VideoMotion%2CVideoLoss]
def __init__(self, name, device_cfg, client, basetopic, homebridge, publishImages):
if device_cfg["channels"]:
self.channels = device_cfg["channels"]
else:
self.channels = {}
self.Name = name
self.CurlObj = None
self.Connected = None
self.Reconnect = None
self.MQTTConnected = None
self.user = device_cfg.get("user")
self.password = device_cfg.get("pass")
self.auth = device_cfg.get("auth")
self.mqtt = device_cfg.get("mqtt")
self.protocol = device_cfg.get("protocol")
self.host = device_cfg.get("host")
self.port = device_cfg.get("port")
self.alerts = device_cfg.get("alerts")
self.token = device_cfg.get("token")
self.json = device_cfg.get("json")
self.client = client
self.basetopic = basetopic
self.homebridge = homebridge
self.snapshotoffset = device_cfg.get("snapshotoffset")
self.publishImages = publishImages
#generate the event url
self.url = self.EVENT_TEMPLATE.format(
protocol=self.protocol,
host=self.host,
port=self.port,
events=device_cfg.get("events")
)
self.isNVR = False
try:
# Get NVR parm, to get channel names if NVR
self.isNVR = device_cfg.get("isNVR")
if self.isNVR:
#generate the channel url
self.channelurl = self.CHANNEL_TEMPLATE.format(
protocol=device_cfg.get("protocol"),
host=device_cfg.get("host"),
port=device_cfg.get("port")
)
self.snapshotevents = self.SNAPSHOT_EVENT.format(
protocol=self.protocol,
host=self.host,
port=self.port,
events=device_cfg.get("events")
)
#RPCConnect(1)
# get channel names here
#table.ChannelTitle[0].Name=Garage
_LOGGER.debug("Device " + name + " Getting channel ids: " + self.channelurl)
response = requests.get(self.channelurl,auth=requests.auth.HTTPDigestAuth(self.user,self.password))
for line in response.text.splitlines():
match = re.search(r'.\[(?P<index>[0-4])\]\..+\=(?P<channel>.+)',line)
if match:
_index = int(match.group("index"))
_channel = match.group("channel")
self.channels[_index] = _channel
else:
self.channels[0] = self.Name
_LOGGER.info("Created Data Device: " + name)
except Exception as e:
_LOGGER.debug("Device " + name + " is not an NVR: " + str(e))
_LOGGER.debug("Device " + name + " is not an NVR")
def channelIsMine(self,channelname="",channelid=-1):
channelidInt = -1
if isinstance(channelid,str):
channelidInt = int(channelid)
else:
channelidInt = channelid
for channel in self.channels:
if channelname is not None and channelname == self.channels[channel]:
return channel
elif channelidInt > -1 and channel == channelidInt:
return channel
return -1
def SnapshotImage(self, channel, channelName, message,publishImages=False):
"""Takes a snap shot image for the specified channel
channel (index number starts at 1)
channelName if known for messaging
message message to post
nopublish True/False for posting to MQTT"""
imageurl = self.SNAPSHOT_TEMPLATE.format(
host=self.host,
protocol=self.protocol,
port = self.port,
channel=channel
)
image = None
_LOGGER.info("Snapshot Url: " + imageurl)
try:
if self.auth == "digest":
image = requests.get(imageurl, stream=True,auth=requests.auth.HTTPDigestAuth(self.user, self.password)).content
else:
image = requests.get(imageurl, stream=True,auth=requests.auth.HTTPBasicAuth(self.user, self.password)).content
imagepayload = ""
if image is not None and len(image) > 0:
#fp = open("image.jpg", "wb")
#fp.write(image) #r.text is the binary data for the PNG returned by that php script
#fp.close()
#construct image payload
#{{ \"message\": \"Motion Detected: {0}\", \"imagebase64\": \"{1}\" }}"
imagepayload = (base64.encodebytes(image)).decode("utf-8")
if publishImages:
msgpayload = json.dumps({"message":message,"imagebase64":imagepayload})
else:
msgpayload = json.dumps({"message":message,"imagurl":imageurl})
#msgpayload = "{{ \"message\": \"{0}\", \"imagebase64\": \"{1}\" }}".format(message,imgpayload)
self.client.publish(self.basetopic +"/{0}/Image".format(channelName),msgpayload)
except Exception as ex:
_LOGGER.error("Error sending image: " + str(ex))
try:
with open("default.png", 'rb') as thefile:
imagepayload = thefile.read().encode("base64")
msgpayload = json.dumps({"message":"ERR:" + message, "imagebase64": imagepayload})
except:
pass
return image
def SearchImages(self,channel,starttime, endtime, events,publishImages=False, message='',delay=0):
"""Searches for images for the channel
channel is a numerical channel index (starts at 1)
starttime is the start search time
endtime is the end search time (or now)
events is a list of event types"""
#Create Finder
#http://<ip>/cgi-bin/mediaFileFind.cgi?action=factory.create
MEDIA_FINDER="{protocol}://{host}:{port}/cgi-bin/mediaFileFind.cgi?action=factory.create"
MEDIA_START="{protocol}://{host}:{port}/cgi-bin/mediaFileFind.cgi?action=findFile&object={object}&condition.Channel={channel}" + \
"&condition.StartTime={starttime}&condition.EndTime={endtime}&condition.Types[0]=jpg&condition.Flag[0]=Event" \
"&condition.Events[0]={events}"
MEDIA_START="{protocol}://{host}:{port}/cgi-bin/mediaFileFind.cgi?action=findFile&object={object}" + \
"&condition.Channel={channel}" + \
"&condition.StartTime={starttime}&condition.EndTime={endtime}" + \
"&condition.Flags%5b0%5d=Event&condition.Types%5b0%5d=jpg"
#&condition.Types=%5b0%5d=jpg"
#&condition.Types[0]=jpg
#&condition.Flags[0]=Event&condition.Types[0]=jpg
#&condition.Flags%5b0%5d=Event&condition.Types%5b0%5d=jpg
#%5B{events}%5D
#MEDIA_START="{protocol}://{host}:{port}/cgi-bin/mediaFileFind.cgi?action=findFile&object={object}" + \
# "&condition.Channel={channel}" + \
# "&condition.StartTime=2019-12-05%2006:20:48&condition.EndTime=2019-12-05%2009:28:48&condition.Flags%5b0%5d=Event&condition.Types%5b0%5d=jpg"
#Start Find
#http://<ip>/cgi-bin/mediaFileFind.cgi?action=findFile&object=<objectId>&condition.Channel=<channel>&condition.StartTime=
# <start>&condition.EndTime=<end>&condition.Dirs[0]=<dir>&condition.Types[0]=<type>&condition.Flag[0]=<flag>&condition.E vents[0]=<event>
#Start to find file wth the above condition.
# If start successfully, return true, else return false.
# object : The object Id is got from interface in 10.1.1
# Create condition.Channel: in which channel you want to find the file .
# condition.StartTime/condition.EndTime: the start/end time when recording.
# condition.Dirs: in which directories you want to find the file. It is an array.
# The index starts from 0. The range of dir is {“/mnt/dvr/sda0”, “/mnt/dvr/sda1”}.
# This condition can be omitted. If omitted, find files in all the directories.
# condition.Types: which types of the file you want to find. It is an array.
# The index starts from 0. The range of type is {“dav”,“jpg”, “mp4”}. If omitted,
# find files with all the types.
# condition.Flags: which flags of the file you want to find. It is an array.
# The index starts from 0. The range of flag is {“Timing”, “Manual”, “Marker”, “Event”, “Mosaic”, “Cutout”}.
# If omitted, find files with all the flags.
# condition.Event: by which event the record file is triggered. It is an array.
# The index starts from 0. The range of event is {“AlarmLocal”, “VideoMotion”, “VideoLoss”, “VideoBlind”, “Traffic*”}.
# This condition can be omitted. If omitted, find files of all the events.
# Example: Find file in channel 1, in directory “/mnt/dvr/sda0",event type is "AlarmLocal" or
# "VideoMotion", file type is “dav”, and time between 2011-1-1 12:00:00 and 2011-1-10 12:00:00 ,
# URL is: http://<ip>/cgi-bin/mediaFileFind.cgi?action=findFile&object=08137&condition.Channel=1&conditon.Dir[0]=”/mnt/dvr/sda0”& conditon.Event[0]=AlarmLocal&conditon.Event[1]=VideoMotion&condition.StartTime=2011-1-1%2012:00:00&condition.EndTi me=2011-1-10%2012:00:00
#Find next File
# http://<ip>/cgi-bin/mediaFileFind.cgi?action=findNextFile&object=<objectId>&count=<fileCount> Comment
MEDIA_NEXT="{protocol}://{host}:{port}/cgi-bin/mediaFileFind.cgi?action=findNextFile&object={object}&count=50"
MEDIA_LOADFILE="{protocol}://{host}:{port}/cgi-bin/RPC_Loadfile{file}"
#Close Finder
#http://<ip>/cgi-bin/mediaFileFind.cgi?action=close&object=<objectId>
MEDIA_CLOSE="{protocol}://{host}:{port}/cgi-bin/mediaFileFind.cgi?action=close&object={object}"
if delay > 0:
time.sleep(delay)
finderurl = MEDIA_FINDER.format(
host=self.host,
protocol=self.protocol,
port = self.port
)
objectId = ""
cookies = {}
s = requests.Session()
if self.auth == "digest":
auth = requests.auth.HTTPDigestAuth(self.user, self.password)
else:
auth = auth=requests.auth.HTTPBasicAuth(self.user, self.password)
channelName = "Unknown"
try:
channelName = self.channels[channel-1]
except:
pass
_LOGGER.info("SearchImages Finder Url: " + finderurl)
try:
#first request needs authentication
if self.auth == "digest":
result = s.get(finderurl, stream=True,auth=auth,cookies=cookies).content
else:
result = s.get(finderurl, stream=True,auth=auth,cookies=cookies).content
#result = b'result=3021795080\r\n'
# Get the object id of the finder request, needed for subsequent searches
objectId = self.ConvertLinesToDict(result.decode())["result"]
_LOGGER.info("SearchImages: Opened a search object: " + objectId)
# perform a search. Startime and endtime in the following format: 2011-1-1%2012:00:00
finderurl = MEDIA_START.format(host=self.host,protocol=self.protocol,port=self.port,
object=objectId,channel=channel,
starttime=starttime.strftime("%Y-%m-%d%%20%H:%M:%S"),
endtime=endtime.strftime("%Y-%m-%d%%20%H:%M:%S")
,events="*")
#finderurl = finderurl + requests.utils.quote("&condition.Types[0]=jpg")
_LOGGER.info("SearchImages: FinderURL: " + finderurl)
result = s.get(finderurl, stream=True,auth=auth,cookies=cookies)
if result.status_code == 200:
finderurl = MEDIA_NEXT.format(host=self.host,protocol=self.protocol,port=self.port,object=objectId)
result = s.get(finderurl,auth=auth,cookies=cookies)
mediaItem = {}
if result.status_code == 200:
#start downloading the images.
mediaItem = self.ConvertLinesToDict(result.content.decode())
finderurl = MEDIA_CLOSE.format(host=self.host,protocol=self.protocol,port=self.port,
object=objectId)
# Close the media find object
result = s.get(finderurl,auth=auth,cookies=cookies).content
#images = []
#imagesize = 0
#expectedsize = 0
image = None
loadurl = ""
_LOGGER.info("SearchImages: Found " + str(len(mediaItem)) + " images to process")
filepath = ""
if type(mediaItem) is list:
for item in mediaItem:
filepath = item['FilePath']
_LOGGER.debug("SearchImages: Creating url for image: " + filepath)
loadurl = MEDIA_LOADFILE.format(host=self.host,protocol=self.protocol,port=self.port,file=filepath)
_LOGGER.debug("SearchImages: LoadUrl: " + loadurl)
result = s.get(loadurl,auth=auth,cookies=cookies,stream=True)
#result = s.get(loadurl,auth=auth,cookies=cookies)
image = self.ProcessSearchImage(item,result)
if image is not None:
break
else:
filepath = mediaItem['FilePath']
_LOGGER.debug("SearchImages: Creating url for image: " + filepath)
loadurl = MEDIA_LOADFILE.format(host=self.host,protocol=self.protocol,port=self.port,file=filepath)
_LOGGER.debug("SearchImages: LoadUrl: " + loadurl)
result = s.get(loadurl,auth=auth,cookies=cookies,stream=True)
#result = s.get(loadurl,auth=auth,cookies=cookies)
image = self.ProcessSearchImage(mediaItem,result)
if image is not None:
imagepayload = (base64.encodebytes(image)).decode("utf-8")
if publishImages:
msgpayload = json.dumps({"message":message,"imagebase64":imagepayload})
else:
msgpayload = json.dumps({"message":message,"imageurl":loadurl})
#msgpayload = "{{ \"message\": \"{0}\", \"imagebase64\": \"{1}\" }}".format(message,imgpayload)
#imageio.mimsave('movie.gif',images, duration=1.5)
#try:
# slack = Slacker(self.token)
# with open('movie.gif', 'rb') as f:
# slack.files.upload(file_=BytesIO(f.read()),
# title="Image'",
## channels=slack.channels.get_channel_id('camera'),
# filetype='gif')
#except Exception as slackEx:
# print(str(slackEx))
#'found': '3',
#'items[0].Channel': '0',
#'items[0].Cluster': '171757',
#'items[0].Disk': '9',
#'items[0].EndTime': '2019-12-06 08:33:29',
#'items[0].FilePath': '/mnt/dvr/2019-12-06...0][0].jpg',
#'items[0].Length': '674816',
#'items[0].Partition': '1',
#'items[0].StartTime': '2019-12-06 08:33:29',
#'items[0].Type': 'jpg',
#'items[0].VideoStream': 'Main',
#result = s.get(finderurl,auth=auth,cookies=cookies)
else: #if result.status_code == 200:
_LOGGER.info("SearchImages: Nothing Found for " + objectId)
except Exception as ex:
# if there's been an error and we've got an object id, close the finder.
print("Error in search images: " + str(ex))
if len(objectId) > 0:
finderurl = MEDIA_CLOSE.format(host=self.host,protocol=self.protocol,port=self.port,
object=objectId)
result = s.get(finderurl,auth=auth,cookies=cookies).content
pass
return ""
#def SearchImages(self,channel,starttime, endtime, events,nopublish=True, message='',delay=0):
def SearchClips(self,channel,starttime, endtime, events,publishImages=False, message='',delay=0):
"""Searches for clips for the channel
channel is a numerical channel index (starts at 1)
starttime is the start search time
endtime is the end search time (or now)
events is a list of event types
Posts the url of the found clip"""
#Create Finder
#http://<ip>/cgi-bin/mediaFileFind.cgi?action=factory.create
MEDIA_FINDER="{protocol}://{host}:{port}/cgi-bin/mediaFileFind.cgi?action=factory.create"
MEDIA_START="{protocol}://{host}:{port}/cgi-bin/mediaFileFind.cgi?action=findFile&object={object}&condition.Channel={channel}" + \
"&condition.StartTime={starttime}&condition.EndTime={endtime}&condition.Types[0]=dav&condition.Flag[0]=Event" \
"&condition.Events[0]={events}"
MEDIA_START="{protocol}://{host}:{port}/cgi-bin/mediaFileFind.cgi?action=findFile&object={object}" + \
"&condition.Channel={channel}" + \
"&condition.StartTime={starttime}&condition.EndTime={endtime}" + \
"&condition.Flags%5b0%5d=Event&condition.Types%5b0%5d=dav"
#&condition.Types=%5b0%5d=jpg"
#&condition.Types[0]=jpg
#&condition.Flags[0]=Event&condition.Types[0]=jpg
#&condition.Flags%5b0%5d=Event&condition.Types%5b0%5d=jpg
#%5B{events}%5D
#MEDIA_START="{protocol}://{host}:{port}/cgi-bin/mediaFileFind.cgi?action=findFile&object={object}" + \
# "&condition.Channel={channel}" + \
# "&condition.StartTime=2019-12-05%2006:20:48&condition.EndTime=2019-12-05%2009:28:48&condition.Flags%5b0%5d=Event&condition.Types%5b0%5d=jpg"
#Start Find
#http://<ip>/cgi-bin/mediaFileFind.cgi?action=findFile&object=<objectId>&condition.Channel=<channel>&condition.StartTime=
# <start>&condition.EndTime=<end>&condition.Dirs[0]=<dir>&condition.Types[0]=<type>&condition.Flag[0]=<flag>&condition.E vents[0]=<event>
#Start to find file wth the above condition.
# If start successfully, return true, else return false.
# object : The object Id is got from interface in 10.1.1
# Create condition.Channel: in which channel you want to find the file .
# condition.StartTime/condition.EndTime: the start/end time when recording.
# condition.Dirs: in which directories you want to find the file. It is an array.
# The index starts from 0. The range of dir is {“/mnt/dvr/sda0”, “/mnt/dvr/sda1”}.
# This condition can be omitted. If omitted, find files in all the directories.
# condition.Types: which types of the file you want to find. It is an array.
# The index starts from 0. The range of type is {“dav”,“jpg”, “mp4”}. If omitted,
# find files with all the types.
# condition.Flags: which flags of the file you want to find. It is an array.
# The index starts from 0. The range of flag is {“Timing”, “Manual”, “Marker”, “Event”, “Mosaic”, “Cutout”}.
# If omitted, find files with all the flags.
# condition.Event: by which event the record file is triggered. It is an array.
# The index starts from 0. The range of event is {“AlarmLocal”, “VideoMotion”, “VideoLoss”, “VideoBlind”, “Traffic*”}.
# This condition can be omitted. If omitted, find files of all the events.
# Example: Find file in channel 1, in directory “/mnt/dvr/sda0",event type is "AlarmLocal" or
# "VideoMotion", file type is “dav”, and time between 2011-1-1 12:00:00 and 2011-1-10 12:00:00 ,
# URL is: http://<ip>/cgi-bin/mediaFileFind.cgi?action=findFile&object=08137&condition.Channel=1&conditon.Dir[0]=”/mnt/dvr/sda0”& conditon.Event[0]=AlarmLocal&conditon.Event[1]=VideoMotion&condition.StartTime=2011-1-1%2012:00:00&condition.EndTi me=2011-1-10%2012:00:00
#Find next File
# http://<ip>/cgi-bin/mediaFileFind.cgi?action=findNextFile&object=<objectId>&count=<fileCount> Comment
MEDIA_NEXT="{protocol}://{host}:{port}/cgi-bin/mediaFileFind.cgi?action=findNextFile&object={object}&count=50"
MEDIA_LOADFILE="{protocol}://{host}:{port}/cgi-bin/RPC_Loadfile{file}"
#Close Finder
#http://<ip>/cgi-bin/mediaFileFind.cgi?action=close&object=<objectId>
MEDIA_CLOSE="{protocol}://{host}:{port}/cgi-bin/mediaFileFind.cgi?action=close&object={object}"
if delay > 0:
time.sleep(delay)
finderurl = MEDIA_FINDER.format(
host=self.host,
protocol=self.protocol,
port = self.port
)
objectId = ""
cookies = {}
s = requests.Session()
if self.auth == "digest":
auth = requests.auth.HTTPDigestAuth(self.user, self.password)
else:
auth = auth=requests.auth.HTTPBasicAuth(self.user, self.password)
channelName = "Unknown"
try:
channelName = self.channels[channel-1]
except:
pass
_LOGGER.info("SearchClips Finder Url: " + finderurl)
try:
#first request needs authentication
if self.auth == "digest":
result = s.get(finderurl, stream=True,auth=auth,cookies=cookies).content
else:
result = s.get(finderurl, stream=True,auth=auth,cookies=cookies).content
#result = b'result=3021795080\r\n'
# Get the object id of the finder request, needed for subsequent searches
objectId = self.ConvertLinesToDict(result.decode())["result"]
_LOGGER.info("SearchClips: Opened a search object: " + objectId)
# perform a search. Startime and endtime in the following format: 2011-1-1%2012:00:00
finderurl = MEDIA_START.format(host=self.host,protocol=self.protocol,port=self.port,
object=objectId,channel=channel,
starttime=starttime.strftime("%Y-%m-%d%%20%H:%M:%S"),
endtime=endtime.strftime("%Y-%m-%d%%20%H:%M:%S")
,events="*")
#finderurl = finderurl + requests.utils.quote("&condition.Types[0]=dav")
_LOGGER.info("SearchClips: FinderURL: " + finderurl)
result = s.get(finderurl, stream=True,auth=auth,cookies=cookies)
if result.status_code == 200:
finderurl = MEDIA_NEXT.format(host=self.host,protocol=self.protocol,port=self.port,object=objectId)
result = s.get(finderurl,auth=auth,cookies=cookies)
mediaItem = {}
if result.status_code == 200:
#start downloading the images.
mediaItem = self.ConvertLinesToDict(result.content.decode())
finderurl = MEDIA_CLOSE.format(host=self.host,protocol=self.protocol,port=self.port,
object=objectId)
# Close the media find object
result = s.get(finderurl,auth=auth,cookies=cookies).content
#images = []
#imagesize = 0
#expectedsize = 0
image = None
_LOGGER.info("SearchClips: Found " + str(len(mediaItem)) + " images to process")
filepath = ""
if type(mediaItem) is list:
for item in mediaItem:
filepath = item['FilePath']
_LOGGER.debug("SearchClips: Creating url for image: " + filepath)
loadurl = MEDIA_LOADFILE.format(host=self.host,protocol=self.protocol,port=self.port,file=filepath)
_LOGGER.debug("SearchClips: LoadUrl: " + loadurl)
#result = s.get(loadurl,auth=auth,cookies=cookies,stream=True)
if not publishImages:
_LOGGER.debug("SearchClips: Publishing " + filepath)
self.client.publish(self.basetopic +"/{0}/Clip".format(channelName),loadurl)
#result = s.get(loadurl,auth=auth,cookies=cookies)
#image = self.ProcessSearchImage(item,result)
#if image is not None:
# break
else:
filepath = mediaItem['FilePath']
_LOGGER.debug("SearchClips: Creating url for image: " + filepath)
loadurl = MEDIA_LOADFILE.format(host=self.host,protocol=self.protocol,port=self.port,file=filepath)
_LOGGER.debug("SearchImages: LoadUrl: " + loadurl)
#result = s.get(loadurl,auth=auth,cookies=cookies,stream=True)
if not publishImages:
_LOGGER.debug("SearchClips: Publishing " + filepath)
self.client.publish(self.basetopic +"/{0}/Clip".format(channelName),loadurl)
#result = s.get(loadurl,auth=auth,cookies=cookies)
#image = self.ProcessSearchImage(mediaItem,result)
else: #if result.status_code == 200:
_LOGGER.info("SearchClips: Nothing Found for " + objectId)
except Exception as ex:
# if there's been an error and we've got an object id, close the finder.
print("Error in search clips: " + str(ex))
if len(objectId) > 0:
finderurl = MEDIA_CLOSE.format(host=self.host,protocol=self.protocol,port=self.port,
object=objectId)
result = s.get(finderurl,auth=auth,cookies=cookies).content
pass
return ""
#def SearchClips(self,channel,starttime, endtime, events,nopublish=True, message='',delay=0):
def ProcessSearchImage(self,item,result):
#image = result.raw.read()
#with open("1.jpg", 'wb') as f:
# for chunk in result:
# f.write(chunk)
image = result.content
imagesize = len(image)
#image = result.content
expectedsize = int(item['Length'])
expectedsize = int(float(expectedsize) * 0.65)
_LOGGER.debug("SearchImages: Image " + item['FilePath'] + " Expected Size: (85%)" + str(expectedsize)
+ " Downloaded Size: " + str(imagesize))
if imagesize >= expectedsize:
#imagepayload = ""
if image is not None and len(image) > 0:
_LOGGER.debug("SearchImages: This one meets size requirements: " + item['FilePath'])
#fp = open("image.jpg", "wb")
#fp.write(image) #r.text is the binary data for the PNG returned by that php script
#fp.close()
#construct image payload
#{{ \"message\": \"Motion Detected: {0}\", \"imagebase64\": \"{1}\" }}"
_LOGGER.info("SearchImages: heres an image to post")
return image
else:
_LOGGER.debug("SearchImages: Image too small: " + item['FilePath'] + " @ " + str(imagesize))
#try:
# im = Image.open(BytesIO(result.content))
# im.resize((im.size[0] // 2, im.size[1] // 2), Image.ANTIALIAS)
# images.append(im)
#except Exception as imgEx:
# print(str(imgEx))
# pass
#fp = open("image" + str(imagecount) + ".jpg", "wb")
#fp.write(result.content) #r.text is the binary data for the PNG returned by that php script
#fp.close()
# Connected to camera
def OnConnect(self):
_LOGGER.debug("[{0}] OnConnect()".format(self.Name))
self.Connected = True
#disconnected from camera
def OnDisconnect(self, reason):
_LOGGER.debug("[{0}] OnDisconnect({1})".format(self.Name, reason))
self.Connected = False
#on receive data from camera.
def OnReceive(self, data):
#self.client.loop_forever()
Data = data.decode("utf-8", errors="ignore")
_LOGGER.debug("[{0}]: {1}".format(self.Name, Data))
crossData = ""
for Line in Data.split("\r\n"):
if Line == "HTTP/1.1 200 OK":
self.OnConnect()
if not Line.startswith("Code="):
continue
Alarm = dict()
Alarm["name"] = self.Name
for KeyValue in Line.split(';'):
Key, Value = KeyValue.split('=')
Alarm[Key] = Value
index = int( Alarm["index"] )
if index in self.channels:
Alarm["channel"] = self.channels[index]
else:
Alarm["channel"] = self.Name + ":" + str(index)
eventStart = False
camera = Alarm["channel"]
#mqttc.connect(self.mqtt["IP"], int(self.mqtt["port"]), 60)
if Alarm["Code"] == "VideoMotion":
_LOGGER.info("Video Motion received: "+ Alarm["name"] + " Index: " + Alarm["channel"] + " Code: " + Alarm["Code"])
if not self.client.connected_flag:
self.client.reconnect()
if Alarm["action"] == "Start":
eventStart = True
self.client.publish(self.basetopic +"/" + Alarm["Code"] + "/" + Alarm["channel"] ,"ON")
self.client.publish(self.basetopic +"/" + Alarm["channel"] + "/event" ,"ON")
if self.alerts:
#possible new process:
#http://192.168.10.66/cgi-bin/snapManager.cgi?action=attachFileProc&Flags[0]=Event&Events=[VideoMotion%2CVideoLoss]
process = threading.Thread(target=self.SnapshotImage,args=(index+self.snapshotoffset,Alarm["channel"],"Motion Detected: {0}".format(Alarm["channel"]),self.publishImages))
process.daemon = True # Daemonize thread
process.start()
else: #if Alarm["action"] == "Start":
eventStart = False
#https://github.com/psyciknz/CameraEvents/issues/22
self.client.publish(self.basetopic +"/" + Alarm["Code"] + "/" + Alarm["channel"] ,"OFF")
self.client.publish(self.basetopic +"/" + Alarm["channel"] + "/event" ,"OFF")
#_LOGGER.info("ReceiveData: calling search Clips")
#starttime = datetime.datetime.now() - datetime.timedelta(minutes=1)
#endtime = datetime.datetime.now()
#process2 = threading.Thread(target=self.SearchClips,args=(index+self.snapshotoffset,starttime,endtime,'',False,'Search Clips VideoMotion',30,self.publishImages))
#process2.daemon = True # Daemonize thread
#process2.start()
elif Alarm["Code"] == "AlarmLocal":
_LOGGER.info("Alarm Local received: "+ Alarm["name"] + " Index: " + str(index) + " Code: " + Alarm["Code"])
# Start action reveived, turn alarm on.
if Alarm["action"] == "Start":
eventStart = True
if not self.client.connected_flag:
self.client.reconnect()
self.client.publish(self.basetopic +"/" + Alarm["Code"] + "/" + str(index) ,"ON")
else: #if Alarm["action"] == "Start":
eventStart = False
self.client.publish(self.basetopic +"/" + Alarm["Code"] + "/" + str(index) ,"OFF")
elif Alarm["Code"] == "CrossRegionDetection" or Alarm["Code"] == "CrossLineDetection":
if Alarm["action"] == "Start":
eventStart = True
self.client.publish(self.basetopic +"/" + Alarm["channel"] + "/event" ,"ON")
regionText = Alarm["Code"]
try:
crossData = json.loads(Alarm["data"])
_LOGGER.info(Alarm["Code"] + " received: " + Alarm["data"] )
if "Direction" not in crossData:
direction = "unknown"
else:
direction = crossData["Direction"]
region = crossData["Name"]
object = crossData["Object"]["ObjectType"]
regionText = "{} With {} in {} direction for {} region".format(Alarm["Code"],object,direction,region)
except Exception as ivsExcept:
_LOGGER.error("Error getting IVS data: " + str(ivsExcept))
if self.json:
self.client.publish(self.basetopic +"/IVS/" + Alarm["channel"] , json.dumps({'name':Alarm["Code"], 'reason': crossData["Name"], 'object': crossData["Object"]["ObjectType"]}))
else:
self.client.publish(self.basetopic +"/IVS/" + Alarm["channel"] ,regionText)
if self.alerts:
#possible new process:
#http://192.168.10.66/cgi-bin/snapManager.cgi?action=attachFileProc&Flags[0]=Event&Events=[VideoMotion%2CVideoLoss]
process = threading.Thread(target=self.SnapshotImage,args=(index+self.snapshotoffset,Alarm["channel"],"IVS: {0}: {1}".format(Alarm["channel"],regionText),self.publishImages))
process.daemon = True # Daemonize thread
process.start()
else: #if Alarm["action"] == "Start":
eventStart = False
self.client.publish(self.basetopic +"/" + Alarm["channel"] + "/event" ,"OFF")
#_LOGGER.info("ReceiveData: calling search Clips")
#starttime = datetime.datetime.now() - datetime.timedelta(minutes=1)
#endtime = datetime.datetime.now()
#process2 = threading.Thread(target=self.SearchClips,args=(index+self.snapshotoffset,starttime,endtime,'',False,'Search Clips IVS',30,self.publishImages))
#process2.daemon = True # Daemonize thread
#process2.start()
else: #if Alarm["Code"] == "VideoMotion": - unknown event
_LOGGER.info("dahua_event_received: "+ Alarm["name"] + " Index: " + Alarm["channel"] + " Code: " + Alarm["Code"])
if Alarm["action"] == "Start":
eventStart = True
self.client.publish(self.basetopic +"/" + Alarm["channel"] + "/event" ,"ON")
else:
eventStart = False
self.client.publish(self.basetopic +"/" + Alarm["channel"] + "/event" ,"OFF")
self.client.publish(self.basetopic +"/" + Alarm["channel"] + "/" + Alarm["name"],Alarm["Code"])
#if self.homebridge:
# if eventStart:
# self.client.publish(self.basetopic + "/motion",camera)
# else:
# self.client.publish(self.basetopic + "/motion/reset",camera)
#2019-01-27 08:28:19,658 - __main__ - INFO - dahua_event_received: NVR Index: NVR:0 Code: CrossRegionDetection
#2019-01-27 08:28:19,674 - __main__ - INFO - dahua_event_received: NVR Index: NVR:0 Code: CrossRegionDetection
#2019-01-27 08:28:19,703 - __main__ - INFO - dahua_event_received: NVR Index: NVR:0 Code: CrossLineDetection
#2019-01-27 08:28:19,729 - __main__ - INFO - dahua_event_received: NVR Index: NVR:0 Code: CrossRegionDetection
#2019-01-27 08:28:19,743 - __main__ - INFO - dahua_event_received: NVR Index: NVR:0 Code: CrossLineDetection
#mqttc.disconnect()
#self.hass.bus.fire("dahua_event_received", Alarm)
def ConvertLinesToDict(self,Data):
results = dict()
items = []
currentIndex = ''
indexCount = 0
for Line in Data.split("\r\n"):
if len(Line) == 0:
if len(items) > 0:
items.append(results)
return items
else:
return results
if Line.find("[") > -1:
if 'found' in results:
indexCount = int(results['found'])
results = dict()
#array value found
#items[0].Channel': '0'
Item, Value = Line.split('=')
Index, Key = Item.split(".")
if currentIndex == '':
currentIndex = Index
#Index= Index.replace("]","")
if Index != currentIndex:
currentIndex = Index
items.append(results)
results = dict()
results[Key] = Value.replace("\r\n","")
else:
for KeyValue in Line.split(';'):
Key, Value = KeyValue.split('=')
results[Key] = Value.replace("\r\n","")
#else:
# for KeyValue in Data.split(';'):
# Key, Value = KeyValue.split('=')
# results[Key] = Value.replace("\r\n","")
if len(items) > 0:
return items
else:
return results
class DahuaEventThread(threading.Thread):
"""Connects to device and subscribes to events"""
Devices = []
NumActivePlayers = 0
CurlMultiObj = pycurl.CurlMulti()
NumCurlObjs = 0
def __init__(self, mqtt, cameras):
"""Construct a thread listening for events."""
self.basetopic = mqtt["basetopic"]
self.homebridge = mqtt["homebridge"]
self.client = paho.Client(paho.CallbackAPIVersion.VERSION2, "CameraEvents-" + socket.gethostname(), clean_session=True)
if not mqtt["user"] is None and not mqtt["user"] == '':
self.client.username_pw_set(mqtt["user"], mqtt["password"])
self.client.on_connect = self.mqtt_on_connect
self.client.on_disconnect = self.mqtt_on_disconnect
self.client.message_callback_add(self.basetopic +"/+/picture",self.mqtt_on_picture_message)
self.client.message_callback_add(self.basetopic +"/+/alerts",self.mqtt_on_alert_message)
self.client.will_set(self.basetopic +"/$online",False,qos=0,retain=True)
for device_cfg in cameras:
device = DahuaDevice(device_cfg.get("name"), device_cfg, self.client,self.basetopic, self.homebridge, mqtt["mqttimages"])
_LOGGER.info("Device %s created on Url %s. Alert Status: %s" % (device.Name, device.host, device.alerts))
self.Devices.append(device)
#could look at this method: https://github.com/tchellomello/python-amcrest/blob/master/src/amcrest/event.py
CurlObj = pycurl.Curl()
device.CurlObj = CurlObj
CurlObj.setopt(pycurl.URL, device.url)
CurlObj.setopt(pycurl.CONNECTTIMEOUT, 30)
CurlObj.setopt(pycurl.TCP_KEEPALIVE, 1)
CurlObj.setopt(pycurl.TCP_KEEPIDLE, 30)
CurlObj.setopt(pycurl.TCP_KEEPINTVL, 15)
if device.auth == 'digest':
CurlObj.setopt(pycurl.HTTPAUTH, pycurl.HTTPAUTH_DIGEST)
CurlObj.setopt(pycurl.USERPWD, "%s:%s" % (device.user, device.password))
else:
CurlObj.setopt(pycurl.HTTPAUTH, pycurl.HTTPAUTH)
CurlObj.setopt(pycurl.USERPWD, "%s:%s" % (device.user, device.password))
CurlObj.setopt(pycurl.WRITEFUNCTION, device.OnReceive)
self.CurlMultiObj.add_handle(CurlObj)
self.NumCurlObjs += 1
_LOGGER.debug("Added Dahua device at: %s", device.url)
#connect to mqtt broker
_LOGGER.debug("Connecting to MQTT Broker")
self.client.connect(mqtt["IP"], int(mqtt["port"]), 60)
_LOGGER.debug("Starting MQTT Loop")
self.client.loop_start()
threading.Thread.__init__(self)
self.stopped = threading.Event()
def run(self):
heartbeat = 0
"""Fetch events"""
while 1:
Ret, NumHandles = self.CurlMultiObj.perform()
if Ret != pycurl.E_CALL_MULTI_PERFORM:
break
Ret = self.CurlMultiObj.select(1.0)
while not self.stopped.is_set():
# Sleeps to ease load on processor
time.sleep(.05)
heartbeat = heartbeat + 1
if heartbeat % 1000 == 0:
_LOGGER.debug("Heartbeat: " + str(datetime.datetime.now()))
if not self.client.connected_flag:
self.client.reconnect()
self.client.publish(self.basetopic +"/$heartbeat",str(datetime.datetime.now()))
Ret, NumHandles = self.CurlMultiObj.perform()
if NumHandles != self.NumCurlObjs:
_, Success, Error = self.CurlMultiObj.info_read()
for CurlObj in Success:
DahuaDevice = next(iter(filter(lambda x: x.CurlObj == CurlObj, self.Devices)), None)
if DahuaDevice.Reconnect:
_LOGGER.debug("Dahua Reconnect: %s", DahuaDevice.Name)
continue
DahuaDevice.OnDisconnect("Success")
DahuaDevice.Reconnect = time.time() + 5
for CurlObj, ErrorNo, ErrorStr in Error:
DahuaDevice = next(iter(filter(lambda x: x.CurlObj == CurlObj, self.Devices)), None)
if DahuaDevice.Reconnect:
continue
DahuaDevice.OnDisconnect("{0} ({1})".format(ErrorStr, ErrorNo))
DahuaDevice.Reconnect = time.time() + 5
for DahuaDevice in self.Devices:
if DahuaDevice.Reconnect and DahuaDevice.Reconnect < time.time():
self.CurlMultiObj.remove_handle(DahuaDevice.CurlObj)
self.CurlMultiObj.add_handle(DahuaDevice.CurlObj)
DahuaDevice.Reconnect = None
#if Ret != pycurl.E_CALL_MULTI_PERFORM: break
def mqtt_on_connect(self, client, userdata, flags, reason_code, properties):
if reason_code==0:
_LOGGER.info("Connected to MQTT OK Returned code={0}".format(reason_code))
self.client.connected_flag=True
self.client.publish(self.basetopic +"/$online",True,qos=0,retain=True)
self.client.publish(self.basetopic +"/$version",version,qos=0,retain=True)
#if self.alerts:
# state = "ON"
#else:
# state = "OFF"
for device in self.Devices:
if device.alerts:
state = "ON"
else:
state = "OFF"
self.client.publish(self.basetopic +"/" + device.Name + "/alerts/state",state,qos=0,retain=True)
self.client.subscribe(self.basetopic +"/+/picture")
self.client.subscribe(self.basetopic +"/+/alerts")
#self.client.subscribe("CameraEventsPy/alerts")
else:
_LOGGER.info("Camera : {0}: Bad mqtt connection Returned code={1}".format("self.Name",reason_code) )
self.client.connected_flag=False
def mqtt_on_disconnect(self, client, userdata, flags, reason_code, properties):
logging.info("disconnecting reason " +str(reason_code))
self.client.connected_flag=False
def mqtt_on_picture_message(self,client, userdata, msg):
#if msg.payload.decode() == "Hello world!":
_LOGGER.info("Picture Msg Received: Topic:{0} Payload:{1}".format(msg.topic,msg.payload))
msgchannel = msg.topic.split("/")[1]
for device in self.Devices:
channel = device.channelIsMine(channelid=msgchannel)
if channel > -1:
_LOGGER.debug("Found Camera: {0} channel: {1}: Name:{2}".format(device.Name,channel,device.channels[channel]))
if msg.payload is not None:
try:
datestring = ''
datestring = (msg.payload).decode()
d = datetime.datetime.strptime(datestring, "%Y-%m-%dT%H:%M:%S")
#def SearchImages(self,channel,starttime, endtime, events):
device.SearchImages(channel+device.snapshotoffset,d,d + datetime.timedelta(minutes=2),'',publishImages=device.publishImages,message="Snap Shot Image" )
except Exception as searchI:
_LOGGER.warn("Error searching images: " + str(searchI))
d = None
pass
else:
device.SnapshotImage(channel+device.snapshotoffset,msgchannel,"Snap Shot Image")
break
def mqtt_on_alert_message(self,client, userdata, msg):
if msg.payload.decode("utf-8").lower() == 'on' or msg.payload.decode("utf-8").lower() == 'true':
newState = True
else:
newState = False
deviceName = msg.topic.split('/')[1]
_LOGGER.info("Camera: {0}: Msg Received: Topic:{1} Payload:{2}".format(deviceName,msg.topic,msg.payload))
for device in self.Devices:
#channel = self.Devices[device].channelIsMine("Garage")
if device.Name == deviceName:
device.alerts = newState
_LOGGER.info("Turning Alerts {0}".format( newState))
self.client.publish(self.basetopic +"/" + device.Name + "/alerts/state",msg.payload,qos=0,retain=True)
def mqtt_on_cross_message(self,client, userdata, msg):
if msg.payload == 'ON':
newState = True
else:
newState = False
deviceName = msg.topic.split('/')[1]
_LOGGER.info("Camera: {0}: Msg Received: Topic:{1} Payload:{2}".format(deviceName,msg.topic,msg.payload))
for device in self.Devices:
#channel = self.Devices[device].channelIsMine("Garage")
if device.Name == deviceName:
device.alerts = newState
_LOGGER.info("Turning Alerts {0}".format( newState))
self.client.publish(self.basetopic +"/" + device.Name + "/alerts/state",msg.payload,qos=0,retain=True)
if __name__ == '__main__':
cameras = []
cp = ConfigParser()
_LOGGER.info("Loading config")
filename = {"config.ini","conf/config.ini"}
dataset = cp.read(filename)