Downloads newest gui build and installs it

auto-install-gui.py

@@ -0,0 +1,126 @@
+#!/usr/bin/env python3
+from html.parser import HTMLParser
+import urllib.request
+from html.entities import name2codepoint
+import re
+import datetime
+import argparse
+import os
+import time
+import glob
+import sys
+import subprocess
+
+
+#===========ARGUMENT PARSING==============
+parser = argparse.ArgumentParser()
+parser.add_argument("--versionNumber", type=str, help="Specify version number to search for")
+
+args = parser.parse_args()
+if args.versionNumber != None:
+	ver = args.versionNumber
+else:
+	parser.print_help()
+	parser.exit()
+
+#=============HTML PARSING================
+url = "http://jed-centos7/pld/"
+with urllib.request.urlopen(url) as response:
+	html = response.read()
+
+webpage = html.decode('utf-8')
+#print(webpage)
+
+searchPattern = '(LANforgeGUI_(\d+\.\d+\.\d+)_Linux64.tar.bz2)<\/a><\/td><td align="right">(\d+\-\d+\-\d+\ \d+\:\d+)'
+searchResults = re.findall(searchPattern, webpage)
+
+webFiles = []
+
+for file in searchResults:
+	if ver == file[1]:
+		webFiles.append({'filename':file[0], 'timestamp': datetime.datetime.strptime(file[2], "%Y-%m-%d %H:%M")})
+if len(webFiles) == 0:
+	print(f"Unable to find webfile with version number {ver}")
+	sys.exit(1)
+
+
+#=========CHECK DIR FOR FILES=============
+filePath = f"/home/lanforge/Downloads/"
+dir = glob.glob(filePath + f"LANforgeGUI_{ver}*")
+dirFiles = []
+
+for file in dir:
+	if ver in file:
+		fileTime = datetime.datetime.strptime(time.ctime(os.stat(file).st_ctime), "%a %B %d %H:%M:%S %Y") # Fri May  8 08:31:43 2020
+		dirFiles.append({'filename':file[25:], 'timestamp':fileTime})
+
+if len(dirFiles) == 0:
+	print(f"Unable to find file in {filePath} with version {ver}")
+	#sys.exit(1)
+
+#============FIND NEWEST FILES============
+def findNewestVersion(filesArray):
+	newest = filesArray[0]
+	if len(filesArray) > 0:
+		for file in filesArray:
+			if file['timestamp'] > newest['timestamp']:
+				newest = file
+
+	return newest
+
+newestWebFile = findNewestVersion(webFiles)
+if len(dirFiles) != 0:
+	newestDirFile = findNewestVersion(dirFiles)
+else:
+	newestDirFile = {'filename':'placeholder', 'timestamp': datetime.datetime.strptime("0", "%H")}
+
+
+#=======COMPARE WEB AND DIR FILES=========
+if newestWebFile['timestamp'] > newestDirFile['timestamp']:
+	try:
+		if newestDirFile['filename'] != 'placeholder':
+			subprocess.call(["rm", f"{filePath}{newestDirFile['filename']}"])
+			print("No file found")
+			print(f"Downloading newest {newestWebFile['filename']} from {url}")
+		else:
+			print("Found newer version of GUI")
+			print(f"Downloading {newestWebFile['filename']} from {url}")
+		subprocess.call(["curl", "-o", f"{filePath}{newestWebFile['filename']}", f"{url}{newestWebFile['filename']}"])
+		time.sleep(5)
+	except Exception as e:
+		print(f"{e} Download failed. Please try again.")
+		sys.exit(1)
+	try:
+		print("Attempting to extract files")
+		subprocess.call(["tar", "-xf", f"{filePath}{newestWebFile['filename']}", "-C", "/home/lanforge/"])
+	except Exception as e:
+		print(f"{e}\nExtraction Failed. Please try again")
+		sys.exit(1)
+
+	#time.sleep(90)
+	try:
+		if "/home/lanforge/.config/autostart/LANforge-auto.desktop" not in glob.glob("/home/lanforge/.config/autostart/*"):
+			print("Copying LANforge-auto.desktop to /home/lanforge/.config/autostart/")
+			subprocess.call(["cp", f"/home/lanforge/{newestWebFile['filename'][:len(newestWebFile)-18]}/LANforge-auto.desktop", "/home/lanforge/.config/autostart/"])
+	except Exception as e:
+		print(e)
+
+
+	try:
+		print(f"Attempting to install {newestWebFile['filename']} at /home/lanforge")
+		os.system(f"cd /home/lanforge/{newestWebFile['filename'][:len(newestWebFile)-18]}; sudo bash lfgui_install.bash")
+	except Exception as e:
+		print(f"{e}\nInstallation failed. Please Try again.")
+		sys.exit(1)
+
+	try:
+		print("Killing current GUI process")
+		os.system("pgrep java | xargs kill")
+	except Exception as e:
+		print(e)
+
+
+else:
+	print("Current GUI version up to date")
+	sys.exit(0)
+