171 lines
5.9 KiB
Python
171 lines
5.9 KiB
Python
import dns.resolver
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from cryptography import x509
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from cryptography.hazmat.backends import default_backend
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import tempfile
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import subprocess
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import binascii
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import datetime
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import dns.asyncresolver
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import httpx
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from requests_doh import DNSOverHTTPSSession, add_dns_provider
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import requests
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def hip2(domain: str):
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domain_check = False
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try:
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# Get the IP
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ip = resolve_with_doh(domain)
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# Run the openssl s_client command
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s_client_command = ["openssl","s_client","-showcerts","-connect",f"{ip}:443","-servername",domain,]
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s_client_process = subprocess.Popen(s_client_command, stdout=subprocess.PIPE, stderr=subprocess.PIPE, stdin=subprocess.PIPE)
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s_client_output, _ = s_client_process.communicate(input=b"\n")
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certificates = []
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current_cert = ""
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for line in s_client_output.split(b"\n"):
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current_cert += line.decode("utf-8") + "\n"
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if "-----END CERTIFICATE-----" in line.decode("utf-8"):
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certificates.append(current_cert)
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current_cert = ""
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# Remove anything before -----BEGIN CERTIFICATE-----
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certificates = [cert[cert.find("-----BEGIN CERTIFICATE-----"):] for cert in certificates]
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if certificates:
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cert = certificates[0]
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with tempfile.NamedTemporaryFile(mode="w", delete=False) as temp_cert_file:
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temp_cert_file.write(cert)
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temp_cert_file.seek(0) # Move back to the beginning of the temporary file
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tlsa_command = ["openssl","x509","-in",temp_cert_file.name,"-pubkey","-noout","|","openssl","pkey","-pubin","-outform","der","|","openssl","dgst","-sha256","-binary",]
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tlsa_process = subprocess.Popen(" ".join(tlsa_command), shell=True, stdout=subprocess.PIPE)
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tlsa_output, _ = tlsa_process.communicate()
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tlsa_server = "3 1 1 " + binascii.hexlify(tlsa_output).decode("utf-8")
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# Get domains
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cert_obj = x509.load_pem_x509_certificate(cert.encode("utf-8"), default_backend())
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domains = []
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for ext in cert_obj.extensions:
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if ext.oid == x509.ExtensionOID.SUBJECT_ALTERNATIVE_NAME:
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san_list = ext.value.get_values_for_type(x509.DNSName)
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domains.extend(san_list)
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# Extract the common name (CN) from the subject
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common_name = cert_obj.subject.get_attributes_for_oid(x509.NameOID.COMMON_NAME)
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if common_name:
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if common_name[0].value not in domains:
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domains.append(common_name[0].value)
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if domains:
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if domain in domains:
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domain_check = True
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else:
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# Check if matching wildcard domain exists
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for d in domains:
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if d.startswith("*"):
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if domain.split(".")[1:] == d.split(".")[1:]:
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domain_check = True
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break
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expiry_date = cert_obj.not_valid_after
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# Check if expiry date is past
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if expiry_date < datetime.datetime.now():
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return "Hip2: Certificate is expired"
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else:
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return "Hip2: No certificate found"
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try:
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# Check for TLSA record
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tlsa = resolve_TLSA_with_doh(domain)
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if not tlsa:
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return "Hip2: TLSA lookup failed"
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else:
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if tlsa_server == str(tlsa):
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if domain_check:
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# Get the Hip2 addresss from /.well-known/wallets/HNS
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add_dns_provider("HNSDoH", "https://hnsdoh.com/dns-query")
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session = DNSOverHTTPSSession("HNSDoH")
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r = session.get(f"https://{domain}/.well-known/wallets/HNS",verify=False)
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return r.text
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else:
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return "Hip2: TLSA record matches certificate, but domain does not match certificate"
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else:
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return "Hip2: TLSA record does not match certificate"
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except Exception as e:
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return "Hip2: TLSA lookup failed with error: " + str(e)
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# Catch all exceptions
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except Exception as e:
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return "Hip2: Lookup failed."
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def resolve_with_doh(query_name, doh_url="https://hnsdoh.com/dns-query"):
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with httpx.Client() as client:
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q = dns.message.make_query(query_name, dns.rdatatype.A)
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r = dns.query.https(q, doh_url, session=client)
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ip = r.answer[0][0].address
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return ip
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def resolve_TLSA_with_doh(query_name, doh_url="https://hnsdoh.com/dns-query"):
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query_name = "_443._tcp." + query_name
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with httpx.Client() as client:
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q = dns.message.make_query(query_name, dns.rdatatype.TLSA)
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r = dns.query.https(q, doh_url, session=client)
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tlsa = r.answer[0][0]
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return tlsa
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def niami_info(domain: str):
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response = requests.get(f"https://api.niami.io/hsd/{domain}")
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if response.status_code != 200:
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return False
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response = response.json()
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if response["data"]["owner_tx_data"] is not None:
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output = {
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"owner": response["data"]["owner_tx_data"]["address"]
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}
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else:
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output = {
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"owner": None
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}
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if 'dnsData' in response["data"]:
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output["dns"] = response["data"]["dnsData"]
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else:
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output["dns"] = []
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transactions = requests.get(f"https://api.niami.io/txs/{domain}")
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if transactions.status_code != 200:
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return False
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transactions = transactions.json()
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output["txs"] = transactions["txs"]
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return output
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def emoji_to_punycode(emoji):
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try:
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return emoji.encode("idna").decode("ascii")
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except Exception as e:
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return "" |