lemur/lemur/acme_providers/cli.py
2020-02-03 18:58:31 -08:00

87 lines
3.0 KiB
Python

import time
import json
from flask_script import Manager
from flask import current_app
from lemur.extensions import sentry
from lemur.constants import SUCCESS_METRIC_STATUS
from lemur.plugins.lemur_acme.plugin import AcmeHandler
manager = Manager(
usage="Handles all ACME related tasks"
)
@manager.option(
"-d",
"--domain",
dest="domain",
required=True,
help="Name of the Domain to store to (ex. \"_acme-chall.test.com\".",
)
@manager.option(
"-t",
"--token",
dest="token",
required=True,
help="Value of the Token to store in DNS as content.",
)
def dnstest(domain, token):
"""
Create, verify, and delete DNS TXT records using an autodetected provider.
"""
print("[+] Starting ACME Tests.")
change_id = (domain, token)
acme_handler = AcmeHandler()
acme_handler.autodetect_dns_providers(domain)
if not acme_handler.dns_providers_for_domain[domain]:
raise Exception(f"No DNS providers found for domain: {format(domain)}.")
# Create TXT Records
for dns_provider in acme_handler.dns_providers_for_domain[domain]:
dns_provider_plugin = acme_handler.get_dns_provider(dns_provider.provider_type)
dns_provider_options = json.loads(dns_provider.credentials)
account_number = dns_provider_options.get("account_id")
print(f"[+] Creating TXT Record in `{dns_provider.name}` provider")
change_id = dns_provider_plugin.create_txt_record(domain, token, account_number)
print("[+] Verifying TXT Record has propagated to DNS.")
print("[+] This step could take a while...")
time.sleep(10)
# Verify TXT Records
for dns_provider in acme_handler.dns_providers_for_domain[domain]:
dns_provider_plugin = acme_handler.get_dns_provider(dns_provider.provider_type)
dns_provider_options = json.loads(dns_provider.credentials)
account_number = dns_provider_options.get("account_id")
try:
dns_provider_plugin.wait_for_dns_change(change_id, account_number)
print(f"[+] Verified TXT Record in `{dns_provider.name}` provider")
except Exception:
sentry.captureException()
current_app.logger.debug(
f"Unable to resolve DNS challenge for change_id: {change_id}, account_id: "
f"{account_number}",
exc_info=True,
)
print(f"[+] Unable to Verify TXT Record in `{dns_provider.name}` provider")
time.sleep(10)
# Delete TXT Records
for dns_provider in acme_handler.dns_providers_for_domain[domain]:
dns_provider_plugin = acme_handler.get_dns_provider(dns_provider.provider_type)
dns_provider_options = json.loads(dns_provider.credentials)
account_number = dns_provider_options.get("account_id")
# TODO(csine@: Add Exception Handling
dns_provider_plugin.delete_txt_record(change_id, account_number, domain, token)
print(f"[+] Deleted TXT Record in `{dns_provider.name}` provider")
status = SUCCESS_METRIC_STATUS
print("[+] Done with ACME Tests.")