Merge pull request #94 from boltgolt/dev

Version 2.4.0

.github/ISSUE_TEMPLATE/bug_report.md

@@ -11,8 +11,8 @@ _Please describe the issue in as much detail as possible, including any errors a
 
 ----
 
-- [ ] I've searched for similar issues already, and my issue has not been reported yet.
+I've searched for similar issues already, and my issue has not been reported yet.
 
-Linux distribution (if applicable): 
+Linux distribution (if applicable):
 
-Howdy version: 
+Howdy version:

.travis.yml

@@ -1,24 +1,26 @@
 sudo: required
 language: python
-python:
-  - "3.4"
-  - "3.6"
-
-install:
-  # Install build tools and ack-grep for checks
-  - sudo apt install devscripts dh-make ack-grep -y
+python: "3.6"
 
 script:
   # Build the binary (.deb)
   - debuild -i -us -uc -b
-  # Install the binary, also fireing the debian scripts
+  # Install the binary, running the debian scripts in the process
   - sudo apt install ../*.deb -y
+
+  # Confirm the cv2 module has been installed correctly
+  - sudo /usr/bin/env python3 -c "import cv2; print(cv2.__version__);"
+  # Confirm the face_recognition module has been installed correctly
+  - sudo /usr/bin/env python3 -c "import face_recognition; print(face_recognition.__version__);"
+
   # Check if the username passthough works correctly with sudo
   - 'howdy | ack-grep --passthru --color "current active user: travis"'
   - 'sudo howdy | ack-grep --passthru --color "current active user: travis"'
+
   # Remove howdy from the installation
   - sudo apt purge howdy -y
 
+
 notifications:
   email:
     on_success: never
@@ -27,3 +29,8 @@ notifications:
 addons:
   apt:
     update: true
+    packages:
+      - dh-make
+      - ack-grep
+      - devscripts
+      - fakeroot

debian/changelog

@@ -1,3 +1,13 @@
+howdy (2.4.0) xenial; urgency=medium
+
+  * Cameras are now selected by path instead of by video device number (thanks @Rhiyo!)
+  * Added fallbacks to $EDITOR for the config command (thanks @yassineim!)
+  * Fixed missing cv2 module after installation (thanks @bendandersen and many others!)
+  * Fixed file permissions crashing Howdy in some cases (thanks @GJDitchfield!)
+  * Fixed howdy using python3 from local virtual environment (thanks @EdwardJB!)
+
+ -- boltgolt <[email protected]>  Fri, 09 Nov 2018 20:59:45 +0100
+
 howdy (2.3.1) xenial; urgency=high
 
   * Fixed issue where `frame_width` and `frame_height` would be completely ignored (thanks @janecz-n!)

debian/control

@@ -2,14 +2,14 @@ Source: howdy
 Section: misc
 Priority: optional
 Standards-Version: 3.9.7
-Build-Depends: python, dh-python, devscripts, dh-make, debhelper
+Build-Depends: python, dh-python, devscripts, dh-make, debhelper, fakeroot
 Maintainer: boltgolt <[email protected]>
 Vcs-Git: https://github.com/boltgolt/howdy
 
 Package: howdy
 Homepage: https://github.com/boltgolt/howdy
 Architecture: all
-Depends: ${misc:Depends}, git, python3, python3-pip, python3-dev, python3-setuptools, build-essential, libpam-python, fswebcam, libopencv-dev, python-opencv, cmake
+Depends: ${misc:Depends}, git, python3, python3-pip, python3-dev, python3-setuptools, libpam-python, fswebcam, libopencv-dev, python-opencv, cmake, streamer
 Description: Howdy: Windows Hello style authentication for Linux.
  Use your built-in IR emitters and camera in combination with face recognition
  to prove who you are.

debian/howdy.lintian-overrides

@@ -0,0 +1,7 @@
+# W: Don't require ugly linebreaks in last 5 chars
+howdy: debian-changelog-line-too-long
+
+# E: Allows the name Howdy to show up in Ubuntu updater
+howdy: description-starts-with-package-name
+# E: Allows python for installation scripts
+howdy: unknown-control-interpreter

debian/postinst

@@ -1,4 +1,4 @@
-#!/usr/bin/env python3
+#!/usr/bin/python3
 # Installation script to install howdy
 # Executed after primary apt install
 
@@ -53,6 +53,11 @@ if not os.path.exists("/tmp/howdy_picked_device"):
 			# Go through every setting in the old config and apply it to the new file
 			for section in oldConf.sections():
 				for (key, value) in oldConf.items(section):
+					# If config is still using the old device_id parameter, convert it to a path
+					if key == "device_id":
+						key = "device_path"
+						value = "/dev/video" + value
+
 					try:
 						newConf.set(section, key, value)
 					# Add a new section where needed
@@ -98,27 +103,34 @@ print("Temporary dlib files removed")
 
 log("Installing python dependencies")
 
-# Install face_recognition though pip
+# Install direct dependencies so pip does not freak out with the manual dlib install
 handleStatus(subprocess.call(["pip3", "install", "--cache-dir", "/tmp/pip_howdy", "face_recognition_models==0.3.0", "Click>=6.0", "numpy", "Pillow"]))
 
 log("Installing face_recognition")
 
 # Install face_recognition though pip
 handleStatus(subprocess.call(["pip3", "install", "--cache-dir", "/tmp/pip_howdy", "--no-deps", "face_recognition==1.2.2"]))
 
+try:
+	import cv2
+except Exception as e:
+	log("Reinstalling opencv2")
+	handleStatus(subprocess.call(["pip3", "install", "opencv-python"]))
+
 log("Configuring howdy")
 
 # Manually change the camera id to the one picked
 for line in fileinput.input(["/lib/security/howdy/config.ini"], inplace = 1):
-	print(line.replace("device_id = 1", "device_id = " + picked), end="")
+	print(line.replace("device_path = none", "device_path = " + picked), end="")
+print("Camera ID saved")
 
 # Secure the howdy folder
-handleStatus(subprocess.call(["chmod 600 -R /lib/security/howdy/"], shell=True))
+handleStatus(subprocess.call(["chmod 744 -R /lib/security/howdy/"], shell=True))
 
 # Allow anyone to execute the python CLI
 handleStatus(subprocess.call(["chmod 755 /lib/security/howdy"], shell=True))
-handleStatus(subprocess.call(["chmod 744 /lib/security/howdy/cli.py"], shell=True))
-handleStatus(subprocess.call(["chmod 744 -R /lib/security/howdy/cli"], shell=True))
+handleStatus(subprocess.call(["chmod 755 /lib/security/howdy/cli.py"], shell=True))
+handleStatus(subprocess.call(["chmod 755 -R /lib/security/howdy/cli"], shell=True))
 print("Permissions set")
 
 # Make the CLI executable as howdy
@@ -198,33 +210,5 @@ common_auth = open("/etc/pam.d/common-auth", "w")
 common_auth.write("".join(outlines))
 common_auth.close()
 
-# From here onwards the installation is complete
-# We want to gather more information about the types or IR camera's
-# used though, and the following lines are data gathering
-# No data is ever uploaded without permission
-
-if "HOWDY_NO_PROMPT" not in os.environ:
-	# List all video devices
-	diag_out = "Video devices [IR=" + picked + "]\n"
-	diag_out += "```\n"
-	diag_out += subprocess.check_output(['ls /dev/ | grep video'], shell=True).decode("utf-8")
-	diag_out += "```\n"
-
-	# Get some info from the USB kernel listings
-	diag_out += "Lsusb output\n"
-	diag_out += "```\n"
-	diag_out += subprocess.check_output(['lsusb -vvvv | grep -i "Camera\|iFunction"'], shell=True).decode("utf-8")
-	diag_out += "```\n"
-
-	# Get camera information from video4linux
-	diag_out += "Udevadm\n"
-	diag_out += "```\n"
-	diag_out += subprocess.check_output(['udevadm info -r --query=all -n /dev/video' + picked + ' | grep -i "ID_BUS\|ID_MODEL_ID\|ID_VENDOR_ID\|ID_V4L_PRODUCT\|ID_MODEL"'], shell=True).decode("utf-8")
-	diag_out += "```"
-
-	# Print it all as a clickable link to a new github issue
-	print("https://github.com/boltgolt/howdy-reports/issues/new?title=Post-installation%20camera%20information&body=" + urllib.parse.quote_plus(diag_out) + "\n")
-
-# Let the user know what to do with the link
+# Sign off
 print("Installation complete.")
-print(col(2) + "If you want to help the development, please use the link above to post some camera-related information to github!" + col(0))

debian/preinst

@@ -1,4 +1,4 @@
-#!/usr/bin/env python3
+#!/usr/bin/python3
 # Used to check cameras before commiting to install
 # Executed before primary apt install of files
 
@@ -35,7 +35,7 @@ if "install" not in sys.argv:
 	sys.exit(0)
 
 # The default picked video device id
-picked = -1
+picked = "none"
 
 print(col(1) + "Starting IR camera check...\n" + col(0))
 
@@ -45,64 +45,62 @@ if "HOWDY_NO_PROMPT" in os.environ:
 
 	# Write the default device to disk and exit
 	with open("/tmp/howdy_picked_device", "w") as out_file:
-		out_file.write("0")
+		out_file.write("none")
 
 	sys.exit(0)
 
 # Get all devices
-devices = os.listdir("/dev")
+devices = os.listdir("/dev/v4l/by-path")
 
 # Loop though all devices
 for dev in devices:
-	# Only use the video devices
-	if (dev[:5] == "video"):
-		time.sleep(.5)
-
-		# The full path to the device is the default name
-		device_name = "/dev/" + dev
-		# Get the udevadm details to try to get a better name
-		udevadm = subprocess.check_output(["udevadm info -r --query=all -n " + device_name], shell=True).decode("utf-8")
-
-		# Loop though udevadm to search for a better name
-		for line in udevadm.split("\n"):
-			# Match it and encase it in quotes
-			re_name = re.search('product.*=(.*)$', line, re.IGNORECASE)
-			if re_name:
-				device_name = '"' + re_name.group(1) + '"'
-
-		# Show what device we're using
-		print("Trying " + device_name)
-
-		# Let fswebcam keep the camera open in the background
-		sub = subprocess.Popen(["fswebcam -S 9999999999 -d /dev/" + dev + " /dev/null 2>/dev/null"], shell=True, preexec_fn=os.setsid)
-
-		try:
-			# Ask the user if this is the right one
-			print(col(2) + "One of your cameras should now be on." + col(0))
-			ans = input("Did your IR emitters turn on? [y/N]: ")
-		except KeyboardInterrupt:
-			# Kill fswebcam if the user aborts
-			os.killpg(os.getpgid(sub.pid), signal.SIGTERM)
-			raise
-
-		# The user has answered, kill fswebcam
+	time.sleep(.5)
+
+	# The full path to the device is the default name
+	device_name = "/dev/v4l/by-path/" + dev
+	# Get the udevadm details to try to get a better name
+	udevadm = subprocess.check_output(["udevadm info -r --query=all -n " + device_name], shell=True).decode("utf-8")
+
+	# Loop though udevadm to search for a better name
+	for line in udevadm.split("\n"):
+		# Match it and encase it in quotes
+		re_name = re.search('product.*=(.*)$', line, re.IGNORECASE)
+		if re_name:
+			device_name = '"' + re_name.group(1) + '"'
+
+	# Show what device we're using
+	print("Trying " + device_name)
+
+	# Let fswebcam keep the camera open in the background
+	sub = subprocess.Popen(["streamer -t 1:0:0 -c /dev/v4l/by-path/" + dev + " -b 16 -f rgb24 -o /dev/null 1>/dev/null 2>/dev/null"], shell=True, preexec_fn=os.setsid)
+
+	try:
+		# Ask the user if this is the right one
+		print(col(2) + "One of your cameras should now be on." + col(0))
+		ans = input("Did your IR emitters turn on? [y/N]: ")
+	except KeyboardInterrupt:
+		# Kill fswebcam if the user aborts
 		os.killpg(os.getpgid(sub.pid), signal.SIGTERM)
+		raise
+
+	# The user has answered, kill fswebcam
+	os.killpg(os.getpgid(sub.pid), signal.SIGTERM)
 
-		# Set this camera as picked if the answer was yes, go to the next one if no
-		if ans.lower().strip() == "y" or ans.lower().strip() == "yes":
-			picked = dev[5:]
-			break
-		else:
-			print("Interpreting as a " + col(3) + "\"NO\"\n" + col(0))
+	# Set this camera as picked if the answer was yes, go to the next one if no
+	if ans.lower().strip() == "y" or ans.lower().strip() == "yes":
+		picked = dev
+		break
+	else:
+		print("Interpreting as a " + col(3) + "\"NO\"\n" + col(0))
 
 # Abort if no camera was picked
-if picked == -1:
+if picked == "none":
 	print(col(3) + "No suitable IR camera found, aborting install." + col(0))
 	sys.exit(23)
 
 # Write the result to disk so postinst can have a look at it
 with open("/tmp/howdy_picked_device", "w") as out_file:
-	out_file.write(str(picked))
+	out_file.write("/dev/v4l/by-path/" + picked)
 
 # Add a line break
 print("")

debian/prerm

@@ -1,4 +1,4 @@
-#!/usr/bin/env python3
+#!/usr/bin/python3
 # Executed on deinstallation
 # Completely remove howdy from the system
 

debian/rules

@@ -6,6 +6,3 @@ include /usr/share/dpkg/default.mk
 
 %:
 	dh $@
-
-binary:
-	dh binary

src/cli/add.py

@@ -79,7 +79,7 @@
 }
 
 # Open the camera
-video_capture = cv2.VideoCapture(int(config.get("video", "device_id")))
+video_capture = cv2.VideoCapture(config.get("video", "device_path"))
 
 # Force MJPEG decoding if true
 if config.get("video", "force_mjpeg") == "true":

src/cli/config.py

@@ -1,12 +1,20 @@
-# Open the config file in gedit
+# Open the config file in an editor
 
 # Import required modules
 import os
-import time
 import subprocess
 
 # Let the user know what we're doing
 print("Opening config.ini in the default editor")
 
-# Open gedit as a subprocess and fork it
-subprocess.call(["/etc/alternatives/editor", os.path.dirname(os.path.realpath(__file__))  + "/../config.ini"])
+# Default to the nano editor
+editor = "/bin/nano"
+
+# Use the user preferred editor if available
+if os.path.isfile("/etc/alternatives/editor"):
+	editor = "/etc/alternatives/editor"
+elif "EDITOR" in os.environ:
+	editor = os.environ["EDITOR"]
+
+# Open the editor as a subprocess and fork it
+subprocess.call([editor, os.path.dirname(os.path.realpath(__file__))  + "/../config.ini"])

src/cli/test.py

@@ -18,7 +18,7 @@
 config.read(path + "/../config.ini")
 
 # Start capturing from the configured webcam
-video_capture = cv2.VideoCapture(int(config.get("video", "device_id")))
+video_capture = cv2.VideoCapture(config.get("video", "device_path"))
 
 # Force MJPEG decoding if true
 if config.get("video", "force_mjpeg") == "true":

src/compare.py

@@ -58,7 +58,7 @@ def stop(status):
 timings.append(time.time())
 
 # Start video capture on the IR camera
-video_capture = cv2.VideoCapture(int(config.get("video", "device_id")))
+video_capture = cv2.VideoCapture(config.get("video", "device_path"))
 
 # Force MJPEG decoding if true
 if config.get("video", "force_mjpeg") == "true":

src/config.ini

@@ -29,9 +29,9 @@ certainty = 3.5
 # The number of seconds to search before timing out
 timout = 4
 
-# The /dev/videoX id to capture frames from
+# The path of the device to capture frames from
 # Should be set automatically by the installer
-device_id = 1
+device_path = none
 
 # Scale down the video feed to this maximum height
 # Speeds up face recognition but can make it less precise