Merge branch 'feature/allow-specifying-domain' of jonas/DynDns into master

this allows DynDNS to be used against Hostpoint accounts with multiple domains
the domain to update is to be configured via the .env variable 'Domain'

Signed-off-by: Jonas Sulzer <jonas@violoncello.ch>

app.env_example

@@ -1,2 +1,3 @@
 HpLogin=
 HpPass=
+Domain=

src/HpUpdater.py

@@ -9,6 +9,9 @@ from pyvirtualdisplay import Display
 
 logger = logging.getLogger(__file__)
 
+class DomainNotFoundError(Exception):
+    pass
+
 class HpUpdater():
 
     def __init__(self):
@@ -26,7 +29,16 @@ class HpUpdater():
         logger.debug('updateARecord called')
 
         driver.get('https://admin.hostpoint.ch/customer/Domains/Overview')
-        driver.find_element_by_name('edit_dns').click()
+
+        domainTableRows = driver.find_elements_by_class_name('b-table__body-row')
+
+        for row in domainTableRows:
+            if os.environ.get('Domain') == row.find_element_by_class_name('domain-name-value').get_attribute('value'):
+                row.find_element_by_name('edit_dns').click()
+                logger.debug('domain found')
+                break
+        else:
+            raise DomainNotFoundError(f'Domain {os.environ.get("Domain")} can not be found in domain list.')
 
         driver.implicitly_wait(10)
 
@@ -84,7 +96,10 @@ class HpUpdater():
         logging.info('Initialized firefox browser..')
 
         self._login(driver)
-        self._updateARecord(driver, ip)
+        try:
+            self._updateARecord(driver, ip)
+        except DomainNotFoundError as e:
+            logging.error(e)
 
         driver.quit()
         display.stop()