Full Commit - Transferred from other repo

DEPRECATED_check_http2.py

@@ -0,0 +1,36 @@
+'''
+Online test: https://tools.keycdn.com/http2-test
+Source: https://geekflare.com/python-script-http2-test/
+
+Note: There may be a tradeoff between latency/accuracy that is
+	  affected by socket.setdefaulttimeout value
+'''
+
+import socket
+import ssl
+from urllib.parse import urlparse
+
+socket.setdefaulttimeout(5)
+
+# Returns True if site has adopted HTTP/2.0, False otherwise
+def check(url):
+	try:
+		HOST = urlparse("http://www."+url).netloc
+		PORT = 443
+
+		context = ssl.create_default_context()
+		context.set_alpn_protocols(['h2', 'spdy/3', 'http/1.1'])
+
+		connection = context.wrap_socket(
+			socket.socket(socket.AF_INET, socket.SOCK_STREAM),
+			server_hostname=HOST)
+		connection.connect((HOST, PORT))
+
+		if connection.selected_alpn_protocol() == "h2":
+			return True
+
+	except Exception:
+		pass
+
+	return False
+

DEPRECATED_check_ipv6.py

@@ -0,0 +1,34 @@
+'''
+Online test: https://ipv6-test.com/validate.php
+Source: https://github.com/danyork/aaaa-check/blob/master/aaaa-check.py
+
+Note: There may be a tradeoff between latency/accuracy that is
+	  affected by resolver.timeout and resolver.lifetime values
+'''
+
+import socket
+import dns.resolver
+
+# Returns True if url is IPv6 reachable, False otherwise
+def check(url):
+	try:
+		ipv = socket.getaddrinfo(url, 80, family=socket.AF_INET6)
+
+		# Query for A, AAAA DNS records
+		resolver = dns.resolver.Resolver()
+		resolver.timeout = 1
+		resolver.lifetime = 1
+		answer_A = dns.resolver.query(url, "A")
+		answer_AAAA = dns.resolver.query(url, "AAAA")
+
+		# If there is IPv6 address and DNS queries do not fail, return True
+		if ipv[0][0].name == "AF_INET6":
+			return True
+
+	# Else, socket.getaddrinfo or dns.resolver.query failed somehow
+	except (socket.gaierror, dns.resolver.NXDOMAIN,
+			dns.resolver.NoAnswer, dns.resolver.NoNameservers,
+			dns.exception.Timeout, dns.resolver.YXDOMAIN):
+		pass
+
+	return False

DEPRECATED_parse_alexa.py

@@ -0,0 +1,17 @@
+import csv
+import requests
+from io import BytesIO
+from zipfile import ZipFile
+
+alexa_url = "http://s3.amazonaws.com/alexa-static/top-1m.csv.zip"
+req = requests.get(alexa_url)
+zf = ZipFile(BytesIO(req.content))
+zf.extractall()
+
+d = {}
+with open('top-1m.csv') as f:
+	reader = csv.reader(f)
+	for row in reader:
+		d[int(row[0])] = row[1]
+
+print(len(d), "items parsed")

HTTP_2_Check/check_http2.py

@@ -0,0 +1,44 @@
+import socket
+import ssl
+import re
+import threading
+import sys
+from urllib.parse import urlparse
+
+socket.setdefaulttimeout(20)
+
+def check_http2(domain):
+    try:
+        if 'www' in domain:
+            host = urlparse("http://" + domain).netloc
+        else:
+            host = urlparse("http://www." + domain).netloc
+        port = 443
+        context = ssl.create_default_context()
+        context.set_alpn_protocols(['h2', 'spdy/3', 'http/1.1'])
+        connection = context.wrap_socket(socket.socket(socket.AF_INET, socket.SOCK_STREAM), server_hostname=host)
+        connection.connect((host, port))
+    except ssl.CertificateError:
+        err = str(sys.exc_info())
+        err = err.split("doesn't match ")[1]
+        if "either" in err:
+            err = err.split("either of ")[1]
+        p = re.compile('\'(.+?)\'"')
+        m = p.match(err)
+        try:
+            host, port = m.group(1), 443
+            context = ssl.create_default_context()
+            context.set_alpn_protocols(['h2', 'spdy/3', 'http/1.1'])
+            connection = context.wrap_socket(socket.socket(socket.AF_INET, socket.SOCK_STREAM), server_hostname=host)
+            connection.connect((host, port))
+        except:
+            print(domain, str(sys.exc_info()).split("<class ")[1].split(">,")[0])
+            return "error"
+    except:
+        print(domain, str(sys.exc_info()).split("<class ")[1].split(">,")[0])
+        return "error"
+    if connection.selected_alpn_protocol() == 'h2':
+        return "yes"
+    return "no"
+
+# print(check_http2('macys.com'))