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Move MY_IP4 dict to get_local_ip4 function

This commit is contained in:
Ken Roberts 2018-02-11 13:52:04 -08:00
parent f1996d2cb7
commit ed347492e9
3 changed files with 48 additions and 25 deletions
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7
openlp/core/api/tab.py
View File

@ -24,7 +24,7 @@ The :mod:`~openlp.core.api.tab` module contains the settings tab for the API
"""
from PyQt5 import QtCore, QtGui, QtNetwork, QtWidgets
from openlp.core.common import MY_IP4
from openlp.core.common import get_local_ip4
from openlp.core.common.i18n import UiStrings, translate
from openlp.core.common.registry import Registry
from openlp.core.common.settings import Settings
@ -221,8 +221,9 @@ class ApiTab(SettingsTab):
"""
if ip_address == ZERO_URL:
# In case we have more than one interface
for key in iter(MY_IP4):
ip_address = MY_IP4.get(key)['ip']
ifaces = get_local_ip4()
for key in iter(ifaces):
ip_address = ifaces.get(key)['ip']
# We only want the first interface returned
break
return ip_address

55
openlp/core/common/__init__.py
View File

@ -52,26 +52,43 @@ REPLACMENT_CHARS_MAP = str.maketrans({'\u2018': '\'', '\u2019': '\'', '\u201c':
NEW_LINE_REGEX = re.compile(r' ?(\r\n?|\n) ?')
WHITESPACE_REGEX = re.compile(r'[ \t]+')
# Get the local IPv4 active address(es) that are NOT localhost (lo or '127.0.0.1')
log.debug('Getting local IPv4 interface(es) information')
MY_IP4 = {}
for iface in QNetworkInterface.allInterfaces():
if not iface.isValid() or not (iface.flags() & (QNetworkInterface.IsUp | QNetworkInterface.IsRunning)):
continue
for address in iface.addressEntries():
ip = address.ip()
if (ip.protocol() == QAbstractSocket.IPv4Protocol) and (ip != QHostAddress.LocalHost):
MY_IP4[iface.name()] = {'ip': ip.toString(),
'broadcast': address.broadcast().toString(),
'netmask': address.netmask().toString(),
'prefix': address.prefixLength(),
'localnet': QHostAddress(address.netmask().toIPv4Address() &
ip.toIPv4Address()).toString()
}
log.debug('Adding {iface} to active list'.format(iface=iface.name()))
if not MY_IP4:
log.warning('No active IPv4 interfaces found')
def get_local_ip4():
"""
Creates a dictionary of local IPv4 interfaces on local machine.
If no active interfaces available, returns a dict of localhost IPv4 information
:returns: Dict of interfaces
"""
# Get the local IPv4 active address(es) that are NOT localhost (lo or '127.0.0.1')
log.debug('Getting local IPv4 interface(es) information')
MY_IP4 = {}
for iface in QNetworkInterface.allInterfaces():
if not iface.isValid() or not (iface.flags() & (QNetworkInterface.IsUp | QNetworkInterface.IsRunning)):
continue
for address in iface.addressEntries():
ip = address.ip()
# NOTE: Next line will skip if interface is localhost - keep for now until we decide about it later
# if (ip.protocol() == QAbstractSocket.IPv4Protocol) and (ip != QHostAddress.LocalHost):
if (ip.protocol() == QAbstractSocket.IPv4Protocol):
MY_IP4[iface.name()] = {'ip': ip.toString(),
'broadcast': address.broadcast().toString(),
'netmask': address.netmask().toString(),
'prefix': address.prefixLength(),
'localnet': QHostAddress(address.netmask().toIPv4Address() &
ip.toIPv4Address()).toString()
}
log.debug('Adding {iface} to active list'.format(iface=iface.name()))
if len(MY_IP4) == 1:
if 'lo' in MY_IP4:
# No active interfaces - so leave localhost in there
log.warning('No active IPv4 interfaces found except localhost')
else:
# Since we have a valid IP4 interface, remove localhost
log.debug('Found at least one IPv4 interface, removing localhost')
MY_IP4.pop('lo')
return MY_IP4
def trace_error_handler(logger):

11
tests/functional/openlp_core/api/test_tab.py
View File

@ -29,7 +29,7 @@ from unittest.mock import patch
from PyQt5 import QtWidgets
from openlp.core.api.tab import ApiTab
from openlp.core.common import MY_IP4
from openlp.core.common import get_local_ip4
from openlp.core.common.registry import Registry
from openlp.core.common.settings import Settings
from tests.helpers.testmixin import TestMixin
@ -64,6 +64,7 @@ class TestApiTab(TestCase, TestMixin):
Registry().create()
Registry().set_flag('website_version', '00-00-0000')
self.form = ApiTab(self.parent)
self.my_ip4_list = get_local_ip4()
def tearDown(self):
"""
@ -73,18 +74,22 @@ class TestApiTab(TestCase, TestMixin):
del self.form
self.destroy_settings()
@patch.dict(MY_IP4, {'test': {'ip': '127.0.0.1'}}, clear=True)
def test_get_ip_address_default(self):
"""
Test the get_ip_address function with ZERO_URL
"""
# GIVEN: list of local IP addresses for this machine
ip4_list = []
for ip4 in iter(self.my_ip4_list):
ip4_list.append(self.my_ip4_list.get(ip4)['ip'])
# WHEN: the default ip address is given
ip_address = self.form.get_ip_address(ZERO_URL)
# THEN: the default ip address will be returned
assert re.match('\d{1,3}\.\d{1,3}\.\d{1,3}\.\d{1,3}', ip_address), \
'The return value should be a valid ip address'
assert ip_address == '127.0.0.1', 'The return address should match the test address'
assert ip_address in ip4_list, 'The return address should be in the list of local IP addresses'
def test_get_ip_address_with_ip(self):
"""