openstack/charm-neutron-openvswitch
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Sync charm-helpers

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Change-Id: I0ee707fb54896ff8053a9d16cf75f553c6e26c5e
This commit is contained in:
Ryan Beisner 2018-11-07 15:35:14 -06:00
parent 880e0441c5
commit 4aed9892fc
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GPG Key ID: 952BACDC1C1A05FB
10 changed files with 170 additions and 29 deletions
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8
hooks/charmhelpers/__init__.py
View File

@ -23,22 +23,22 @@ import subprocess
import sys
try:
import six # flake8: noqa
import six # NOQA:F401
except ImportError:
if sys.version_info.major == 2:
subprocess.check_call(['apt-get', 'install', '-y', 'python-six'])
else:
subprocess.check_call(['apt-get', 'install', '-y', 'python3-six'])
import six # flake8: noqa
import six # NOQA:F401
try:
import yaml # flake8: noqa
import yaml # NOQA:F401
except ImportError:
if sys.version_info.major == 2:
subprocess.check_call(['apt-get', 'install', '-y', 'python-yaml'])
else:
subprocess.check_call(['apt-get', 'install', '-y', 'python3-yaml'])
import yaml # flake8: noqa
import yaml # NOQA:F401
# Holds a list of mapping of mangled function names that have been deprecated

48
hooks/charmhelpers/contrib/openstack/cert_utils.py
View File

@ -25,7 +25,9 @@ from charmhelpers.core.hookenv import (
local_unit,
network_get_primary_address,
config,
related_units,
relation_get,
relation_ids,
unit_get,
NoNetworkBinding,
log,
@ -225,3 +227,49 @@ def process_certificates(service_name, relation_id, unit,
create_ip_cert_links(
ssl_dir,
custom_hostname_link=custom_hostname_link)
def get_requests_for_local_unit(relation_name=None):
"""Extract any certificates data targeted at this unit down relation_name.
:param relation_name: str Name of relation to check for data.
:returns: List of bundles of certificates.
:rtype: List of dicts
"""
local_name = local_unit().replace('/', '_')
raw_certs_key = '{}.processed_requests'.format(local_name)
relation_name = relation_name or 'certificates'
bundles = []
for rid in relation_ids(relation_name):
for unit in related_units(rid):
data = relation_get(rid=rid, unit=unit)
if data.get(raw_certs_key):
bundles.append({
'ca': data['ca'],
'chain': data.get('chain'),
'certs': json.loads(data[raw_certs_key])})
return bundles
def get_bundle_for_cn(cn, relation_name=None):
"""Extract certificates for the given cn.
:param cn: str Canonical Name on certificate.
:param relation_name: str Relation to check for certificates down.
:returns: Dictionary of certificate data,
:rtype: dict.
"""
entries = get_requests_for_local_unit(relation_name)
cert_bundle = {}
for entry in entries:
for _cn, bundle in entry['certs'].items():
if _cn == cn:
cert_bundle = {
'cert': bundle['cert'],
'key': bundle['key'],
'chain': entry['chain'],
'ca': entry['ca']}
break
if cert_bundle:
break
return cert_bundle

2
hooks/charmhelpers/contrib/openstack/context.py
View File

@ -642,7 +642,7 @@ class HAProxyContext(OSContextGenerator):
return {}
l_unit = local_unit().replace('/', '-')
cluster_hosts = {}
cluster_hosts = collections.OrderedDict()
# NOTE(jamespage): build out map of configured network endpoints
# and associated backends

12
hooks/charmhelpers/contrib/openstack/ha/utils.py
View File

@ -28,6 +28,7 @@ import json
import re
from charmhelpers.core.hookenv import (
expected_related_units,
log,
relation_set,
charm_name,
@ -110,12 +111,17 @@ def assert_charm_supports_dns_ha():
def expect_ha():
""" Determine if the unit expects to be in HA
Check for VIP or dns-ha settings which indicate the unit should expect to
be related to hacluster.
Check juju goal-state if ha relation is expected, check for VIP or dns-ha
settings which indicate the unit should expect to be related to hacluster.
@returns boolean
"""
return config('vip') or config('dns-ha')
ha_related_units = []
try:
ha_related_units = list(expected_related_units(reltype='ha'))
except (NotImplementedError, KeyError):
pass
return len(ha_related_units) > 0 or config('vip') or config('dns-ha')
def generate_ha_relation_data(service):

27
hooks/charmhelpers/contrib/openstack/utils.py
View File

@ -375,7 +375,7 @@ def get_swift_codename(version):
return codenames[0]
# NOTE: fallback - attempt to match with just major.minor version
match = re.match('^(\d+)\.(\d+)', version)
match = re.match(r'^(\d+)\.(\d+)', version)
if match:
major_minor_version = match.group(0)
for codename, versions in six.iteritems(SWIFT_CODENAMES):
@ -395,7 +395,7 @@ def get_os_codename_package(package, fatal=True):
out = subprocess.check_output(cmd)
if six.PY3:
out = out.decode('UTF-8')
except subprocess.CalledProcessError as e:
except subprocess.CalledProcessError:
return None
lines = out.split('\n')
for line in lines:
@ -427,11 +427,11 @@ def get_os_codename_package(package, fatal=True):
vers = apt.upstream_version(pkg.current_ver.ver_str)
if 'swift' in pkg.name:
# Fully x.y.z match for swift versions
match = re.match('^(\d+)\.(\d+)\.(\d+)', vers)
match = re.match(r'^(\d+)\.(\d+)\.(\d+)', vers)
else:
# x.y match only for 20XX.X
# and ignore patch level for other packages
match = re.match('^(\d+)\.(\d+)', vers)
match = re.match(r'^(\d+)\.(\d+)', vers)
if match:
vers = match.group(0)
@ -1450,20 +1450,33 @@ def pausable_restart_on_change(restart_map, stopstart=False,
see core.utils.restart_on_change() for more details.
Note restart_map can be a callable, in which case, restart_map is only
evaluated at runtime. This means that it is lazy and the underlying
function won't be called if the decorated function is never called. Note,
retains backwards compatibility for passing a non-callable dictionary.
@param f: the function to decorate
@param restart_map: the restart map {conf_file: [services]}
@param restart_map: (optionally callable, which then returns the
restart_map) the restart map {conf_file: [services]}
@param stopstart: DEFAULT false; whether to stop, start or just restart
@returns decorator to use a restart_on_change with pausability
"""
def wrap(f):
# py27 compatible nonlocal variable. When py3 only, replace with
# nonlocal keyword
__restart_map_cache = {'cache': None}
@functools.wraps(f)
def wrapped_f(*args, **kwargs):
if is_unit_paused_set():
return f(*args, **kwargs)
if __restart_map_cache['cache'] is None:
__restart_map_cache['cache'] = restart_map() \
if callable(restart_map) else restart_map
# otherwise, normal restart_on_change functionality
return restart_on_change_helper(
(lambda: f(*args, **kwargs)), restart_map, stopstart,
restart_functions)
(lambda: f(*args, **kwargs)), __restart_map_cache['cache'],
stopstart, restart_functions)
return wrapped_f
return wrap

2
hooks/charmhelpers/contrib/storage/linux/loopback.py
View File

@ -39,7 +39,7 @@ def loopback_devices():
devs = [d.strip().split(' ') for d in
check_output(cmd).splitlines() if d != '']
for dev, _, f in devs:
loopbacks[dev.replace(':', '')] = re.search('\((\S+)\)', f).groups()[0]
loopbacks[dev.replace(':', '')] = re.search(r'\((\S+)\)', f).groups()[0]
return loopbacks

62
hooks/charmhelpers/core/hookenv.py
View File

@ -510,6 +510,67 @@ def related_units(relid=None):
subprocess.check_output(units_cmd_line).decode('UTF-8')) or []
def expected_peer_units():
"""Get a generator for units we expect to join peer relation based on
goal-state.
The local unit is excluded from the result to make it easy to gauge
completion of all peers joining the relation with existing hook tools.
Example usage:
log('peer {} of {} joined peer relation'
.format(len(related_units()),
len(list(expected_peer_units()))))
This function will raise NotImplementedError if used with juju versions
without goal-state support.
:returns: iterator
:rtype: types.GeneratorType
:raises: NotImplementedError
"""
if not has_juju_version("2.4.0"):
# goal-state first appeared in 2.4.0.
raise NotImplementedError("goal-state")
_goal_state = goal_state()
return (key for key in _goal_state['units']
if '/' in key and key != local_unit())
def expected_related_units(reltype=None):
"""Get a generator for units we expect to join relation based on
goal-state.
Note that you can not use this function for the peer relation, take a look
at expected_peer_units() for that.
This function will raise KeyError if you request information for a
relation type for which juju goal-state does not have information. It will
raise NotImplementedError if used with juju versions without goal-state
support.
Example usage:
log('participant {} of {} joined relation {}'
.format(len(related_units()),
len(list(expected_related_units())),
relation_type()))
:param reltype: Relation type to list data for, default is to list data for
the realtion type we are currently executing a hook for.
:type reltype: str
:returns: iterator
:rtype: types.GeneratorType
:raises: KeyError, NotImplementedError
"""
if not has_juju_version("2.4.4"):
# goal-state existed in 2.4.0, but did not list individual units to
# join a relation in 2.4.1 through 2.4.3. (LP: #1794739)
raise NotImplementedError("goal-state relation unit count")
reltype = reltype or relation_type()
_goal_state = goal_state()
return (key for key in _goal_state['relations'][reltype] if '/' in key)
@cached
def relation_for_unit(unit=None, rid=None):
"""Get the json represenation of a unit's relation"""
@ -998,6 +1059,7 @@ def application_version_set(version):
@translate_exc(from_exc=OSError, to_exc=NotImplementedError)
@cached
def goal_state():
"""Juju goal state values"""
cmd = ['goal-state', '--format=json']

29
hooks/charmhelpers/core/host.py
View File

@ -40,7 +40,7 @@ from charmhelpers.osplatform import get_platform
__platform__ = get_platform()
if __platform__ == "ubuntu":
from charmhelpers.core.host_factory.ubuntu import (
from charmhelpers.core.host_factory.ubuntu import ( # NOQA:F401
service_available,
add_new_group,
lsb_release,
@ -48,7 +48,7 @@ if __platform__ == "ubuntu":
CompareHostReleases,
) # flake8: noqa -- ignore F401 for this import
elif __platform__ == "centos":
from charmhelpers.core.host_factory.centos import (
from charmhelpers.core.host_factory.centos import ( # NOQA:F401
service_available,
add_new_group,
lsb_release,
@ -58,6 +58,7 @@ elif __platform__ == "centos":
UPDATEDB_PATH = '/etc/updatedb.conf'
def service_start(service_name, **kwargs):
"""Start a system service.
@ -287,8 +288,8 @@ def service_running(service_name, **kwargs):
for key, value in six.iteritems(kwargs):
parameter = '%s=%s' % (key, value)
cmd.append(parameter)
output = subprocess.check_output(cmd,
stderr=subprocess.STDOUT).decode('UTF-8')
output = subprocess.check_output(
cmd, stderr=subprocess.STDOUT).decode('UTF-8')
except subprocess.CalledProcessError:
return False
else:
@ -442,7 +443,7 @@ def add_user_to_group(username, group):
def chage(username, lastday=None, expiredate=None, inactive=None,
mindays=None, maxdays=None, root=None, warndays=None):
mindays=None, maxdays=None, root=None, warndays=None):
"""Change user password expiry information
:param str username: User to update
@ -482,8 +483,10 @@ def chage(username, lastday=None, expiredate=None, inactive=None,
cmd.append(username)
subprocess.check_call(cmd)
remove_password_expiry = functools.partial(chage, expiredate='-1', inactive='-1', mindays='0', maxdays='-1')
def rsync(from_path, to_path, flags='-r', options=None, timeout=None):
"""Replicate the contents of a path"""
options = options or ['--delete', '--executability']
@ -535,13 +538,15 @@ def write_file(path, content, owner='root', group='root', perms=0o444):
# lets see if we can grab the file and compare the context, to avoid doing
# a write.
existing_content = None
existing_uid, existing_gid = None, None
existing_uid, existing_gid, existing_perms = None, None, None
try:
with open(path, 'rb') as target:
existing_content = target.read()
stat = os.stat(path)
existing_uid, existing_gid = stat.st_uid, stat.st_gid
except:
existing_uid, existing_gid, existing_perms = (
stat.st_uid, stat.st_gid, stat.st_mode
)
except Exception:
pass
if content != existing_content:
log("Writing file {} {}:{} {:o}".format(path, owner, group, perms),
@ -554,7 +559,7 @@ def write_file(path, content, owner='root', group='root', perms=0o444):
target.write(content)
return
# the contents were the same, but we might still need to change the
# ownership.
# ownership or permissions.
if existing_uid != uid:
log("Changing uid on already existing content: {} -> {}"
.format(existing_uid, uid), level=DEBUG)
@ -563,6 +568,10 @@ def write_file(path, content, owner='root', group='root', perms=0o444):
log("Changing gid on already existing content: {} -> {}"
.format(existing_gid, gid), level=DEBUG)
os.chown(path, -1, gid)
if existing_perms != perms:
log("Changing permissions on existing content: {} -> {}"
.format(existing_perms, perms), level=DEBUG)
os.chmod(path, perms)
def fstab_remove(mp):
@ -827,7 +836,7 @@ def list_nics(nic_type=None):
ip_output = subprocess.check_output(cmd).decode('UTF-8').split('\n')
ip_output = (line.strip() for line in ip_output if line)
key = re.compile('^[0-9]+:\s+(.+):')
key = re.compile(r'^[0-9]+:\s+(.+):')
for line in ip_output:
matched = re.search(key, line)
if matched:

4
hooks/charmhelpers/core/kernel.py
View File

@ -26,12 +26,12 @@ from charmhelpers.core.hookenv import (
__platform__ = get_platform()
if __platform__ == "ubuntu":
from charmhelpers.core.kernel_factory.ubuntu import (
from charmhelpers.core.kernel_factory.ubuntu import ( # NOQA:F401
persistent_modprobe,
update_initramfs,
) # flake8: noqa -- ignore F401 for this import
elif __platform__ == "centos":
from charmhelpers.core.kernel_factory.centos import (
from charmhelpers.core.kernel_factory.centos import ( # NOQA:F401
persistent_modprobe,
update_initramfs,
) # flake8: noqa -- ignore F401 for this import

5
hooks/charmhelpers/fetch/ubuntu.py
View File

@ -294,7 +294,7 @@ def apt_unhold(packages, fatal=False):
def import_key(key):
"""Import an ASCII Armor key.
/!\ A Radix64 format keyid is also supported for backwards
A Radix64 format keyid is also supported for backwards
compatibility, but should never be used; the key retrieval
mechanism is insecure and subject to man-in-the-middle attacks
voiding all signature checks using that key.
@ -454,6 +454,9 @@ def _add_apt_repository(spec):
:param spec: the parameter to pass to add_apt_repository
"""
if '{series}' in spec:
series = lsb_release()['DISTRIB_CODENAME']
spec = spec.replace('{series}', series)
_run_with_retries(['add-apt-repository', '--yes', spec])