openstack/charm-neutron-gateway
Code Issues Proposed changes

[hopem, r=gnuoy]

Browse Source 
Fixes network-vlan-ranges parsing

Partially-Closes-Bug: 1451095
This commit is contained in:
Liam Young 2015-05-21 08:09:11 -07:00
commit 12eff6345e
8 changed files with 131 additions and 22 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

6
config.yaml
View File

@ -153,8 +153,10 @@ options:
type: string
default: "physnet1:1000:2000"
description: |
Space-delimited list of Neutron network-provider & vlan-id-ranges using
format "<provider>:<start>:<end> ...".
Space-delimited list of <physical_network>:<vlan_min>:<vlan_max> or
<physical_network> specifying physical_network names usable for VLAN
provider and tenant networks, as well as ranges of VLAN tags on each
available for allocation to tenant networks.
# Network configuration options
# by default all access is over 'private-address'
os-data-network:

25
hooks/charmhelpers/contrib/hahelpers/cluster.py
View File

@ -52,6 +52,8 @@ from charmhelpers.core.strutils import (
bool_from_string,
)
DC_RESOURCE_NAME = 'DC'
class HAIncompleteConfig(Exception):
pass
@ -95,6 +97,27 @@ def is_clustered():
return False
def is_crm_dc():
"""
Determine leadership by querying the pacemaker Designated Controller
"""
cmd = ['crm', 'status']
try:
status = subprocess.check_output(cmd, stderr=subprocess.STDOUT)
if not isinstance(status, six.text_type):
status = six.text_type(status, "utf-8")
except subprocess.CalledProcessError:
return False
current_dc = ''
for line in status.split('\n'):
if line.startswith('Current DC'):
# Current DC: juju-lytrusty-machine-2 (168108163) - partition with quorum
current_dc = line.split(':')[1].split()[0]
if current_dc == get_unit_hostname():
return True
return False
@retry_on_exception(5, base_delay=2, exc_type=CRMResourceNotFound)
def is_crm_leader(resource, retry=False):
"""
@ -104,6 +127,8 @@ def is_crm_leader(resource, retry=False):
We allow this operation to be retried to avoid the possibility of getting a
false negative. See LP #1396246 for more info.
"""
if resource == DC_RESOURCE_NAME:
return is_crm_dc()
cmd = ['crm', 'resource', 'show', resource]
try:
status = subprocess.check_output(cmd, stderr=subprocess.STDOUT)

15
hooks/charmhelpers/contrib/openstack/neutron.py
View File

@ -256,11 +256,14 @@ def network_manager():
def parse_mappings(mappings):
parsed = {}
if mappings:
mappings = mappings.split(' ')
mappings = mappings.split()
for m in mappings:
p = m.partition(':')
if p[1] == ':':
parsed[p[0].strip()] = p[2].strip()
key = p[0].strip()
if p[1]:
parsed[key] = p[2].strip()
else:
parsed[key] = ''
return parsed
@ -283,13 +286,13 @@ def parse_data_port_mappings(mappings, default_bridge='br-data'):
Returns dict of the form {bridge:port}.
"""
_mappings = parse_mappings(mappings)
if not _mappings:
if not _mappings or list(_mappings.values()) == ['']:
if not mappings:
return {}
# For backwards-compatibility we need to support port-only provided in
# config.
_mappings = {default_bridge: mappings.split(' ')[0]}
_mappings = {default_bridge: mappings.split()[0]}
bridges = _mappings.keys()
ports = _mappings.values()
@ -309,6 +312,8 @@ def parse_vlan_range_mappings(mappings):
Mappings must be a space-delimited list of provider:start:end mappings.
The start:end range is optional and may be omitted.
Returns dict of the form {provider: (start, end)}.
"""
_mappings = parse_mappings(mappings)

96
hooks/charmhelpers/core/hookenv.py
View File

@ -21,12 +21,14 @@
# Charm Helpers Developers <juju@lists.ubuntu.com>
from __future__ import print_function
from functools import wraps
import os
import json
import yaml
import subprocess
import sys
import errno
import tempfile
from subprocess import CalledProcessError
import six
@ -58,15 +60,17 @@ def cached(func):
will cache the result of unit_get + 'test' for future calls.
"""
@wraps(func)
def wrapper(*args, **kwargs):
global cache
key = str((func, args, kwargs))
try:
return cache[key]
except KeyError:
res = func(*args, **kwargs)
cache[key] = res
return res
pass # Drop out of the exception handler scope.
res = func(*args, **kwargs)
cache[key] = res
return res
return wrapper
@ -178,7 +182,7 @@ def local_unit():
def remote_unit():
"""The remote unit for the current relation hook"""
return os.environ['JUJU_REMOTE_UNIT']
return os.environ.get('JUJU_REMOTE_UNIT', None)
def service_name():
@ -250,6 +254,12 @@ class Config(dict):
except KeyError:
return (self._prev_dict or {})[key]
def get(self, key, default=None):
try:
return self[key]
except KeyError:
return default
def keys(self):
prev_keys = []
if self._prev_dict is not None:
@ -353,14 +363,29 @@ def relation_set(relation_id=None, relation_settings=None, **kwargs):
"""Set relation information for the current unit"""
relation_settings = relation_settings if relation_settings else {}
relation_cmd_line = ['relation-set']
accepts_file = "--file" in subprocess.check_output(
relation_cmd_line + ["--help"])
if relation_id is not None:
relation_cmd_line.extend(('-r', relation_id))
for k, v in (list(relation_settings.items()) + list(kwargs.items())):
if v is None:
relation_cmd_line.append('{}='.format(k))
else:
relation_cmd_line.append('{}={}'.format(k, v))
subprocess.check_call(relation_cmd_line)
settings = relation_settings.copy()
settings.update(kwargs)
if accepts_file:
# --file was introduced in Juju 1.23.2. Use it by default if
# available, since otherwise we'll break if the relation data is
# too big. Ideally we should tell relation-set to read the data from
# stdin, but that feature is broken in 1.23.2: Bug #1454678.
with tempfile.NamedTemporaryFile(delete=False) as settings_file:
settings_file.write(yaml.safe_dump(settings).encode("utf-8"))
subprocess.check_call(
relation_cmd_line + ["--file", settings_file.name])
os.remove(settings_file.name)
else:
for key, value in settings.items():
if value is None:
relation_cmd_line.append('{}='.format(key))
else:
relation_cmd_line.append('{}={}'.format(key, value))
subprocess.check_call(relation_cmd_line)
# Flush cache of any relation-gets for local unit
flush(local_unit())
@ -509,6 +534,11 @@ def unit_get(attribute):
return None
def unit_public_ip():
"""Get this unit's public IP address"""
return unit_get('public-address')
def unit_private_ip():
"""Get this unit's private IP address"""
return unit_get('private-address')
@ -605,3 +635,49 @@ def action_fail(message):
The results set by action_set are preserved."""
subprocess.check_call(['action-fail', message])
def status_set(workload_state, message):
"""Set the workload state with a message
Use status-set to set the workload state with a message which is visible
to the user via juju status. If the status-set command is not found then
assume this is juju < 1.23 and juju-log the message unstead.
workload_state -- valid juju workload state.
message -- status update message
"""
valid_states = ['maintenance', 'blocked', 'waiting', 'active']
if workload_state not in valid_states:
raise ValueError(
'{!r} is not a valid workload state'.format(workload_state)
)
cmd = ['status-set', workload_state, message]
try:
ret = subprocess.call(cmd)
if ret == 0:
return
except OSError as e:
if e.errno != errno.ENOENT:
raise
log_message = 'status-set failed: {} {}'.format(workload_state,
message)
log(log_message, level='INFO')
def status_get():
"""Retrieve the previously set juju workload state
If the status-set command is not found then assume this is juju < 1.23 and
return 'unknown'
"""
cmd = ['status-get']
try:
raw_status = subprocess.check_output(cmd, universal_newlines=True)
status = raw_status.rstrip()
return status
except OSError as e:
if e.errno == errno.ENOENT:
return 'unknown'
else:
raise

2
hooks/charmhelpers/core/host.py
View File

@ -90,7 +90,7 @@ def service_available(service_name):
['service', service_name, 'status'],
stderr=subprocess.STDOUT).decode('UTF-8')
except subprocess.CalledProcessError as e:
return 'unrecognized service' not in e.output
return b'unrecognized service' not in e.output
else:
return True

4
hooks/charmhelpers/core/services/base.py
View File

@ -17,7 +17,7 @@
import os
import re
import json
from collections import Iterable
from collections import Iterable, OrderedDict
from charmhelpers.core import host
from charmhelpers.core import hookenv
@ -119,7 +119,7 @@ class ServiceManager(object):
"""
self._ready_file = os.path.join(hookenv.charm_dir(), 'READY-SERVICES.json')
self._ready = None
self.services = {}
self.services = OrderedDict()
for service in services or []:
service_name = service['service']
self.services[service_name] = service

2
hooks/charmhelpers/fetch/__init__.py
View File

@ -158,7 +158,7 @@ def filter_installed_packages(packages):
def apt_cache(in_memory=True):
"""Build and return an apt cache"""
import apt_pkg
from apt import apt_pkg
apt_pkg.init()
if in_memory:
apt_pkg.config.set("Dir::Cache::pkgcache", "")

3
unit_tests/test_neutron_utils.py
View File

@ -930,7 +930,8 @@ class TestQuantumAgentReallocation(CharmTestCase):
'process_name': 'neutron-nvsd-agent',
'executable_name': '/usr/local/bin/neutron-nvsd-agent',
'config_files': ['/etc/neutron/neutron.conf',
'/etc/neutron/plugins/oneconvergence/nvsdplugin.ini'],
'/etc/neutron/plugins/oneconvergence/'
'nvsdplugin.ini'],
'log_file': '/var/log/neutron/nvsd-agent.log',
}
neutron_plugin_openflow_context = {