from collections import OrderedDict
import logging
import traceback
+import sys
from graph import *
from collections import deque
from threading import *
from ifupdownbase import *
class ifaceSchedulerFlags():
- INORDER = 1
- POSTORDER = 2
-
-class ifaceScheduler(ifupdownBase):
- """ scheduler to schedule configuration of interfaces.
+ INORDER = 0x1
+ POSTORDER = 0x2
+class ifaceScheduler():
+ """ scheduler functions to schedule configuration of interfaces.
supports scheduling of interfaces serially in plain interface list
or dependency graph format.
"""
+ _STATE_CHECK = True
- def __init__(self, force=False):
- self.logger = logging.getLogger('ifupdown.' +
- self.__class__.__name__)
- self.FORCE = force
+ token_pool = None
- def run_iface_op(self, ifupdownobj, ifaceobj, op, cenv):
+ @classmethod
+ def run_iface_op(cls, ifupdownobj, ifaceobj, op, cenv):
""" Runs sub operation on an interface """
ifacename = ifaceobj.get_name()
- if (ifaceobj.get_state() >= ifaceState.from_str(op) and
- ifaceobj.get_status() == ifaceStatus.SUCCESS):
- self.logger.debug('%s: already in state %s' %(ifacename, op))
+ if (cls._STATE_CHECK and
+ (ifaceobj.get_state() >= ifaceState.from_str(op)) and
+ (ifaceobj.get_status() == ifaceStatus.SUCCESS)):
+ ifupdownobj.logger.debug('%s: already in state %s' %(ifacename, op))
return
- for mname in ifupdownobj.operations.get(op):
+ # first run ifupdownobj handlers
+ handler = ifupdownobj.ops_handlers.get(op)
+ if handler:
+ addr_method = ifaceobj.get_addr_method()
+ if not addr_method or (addr_method and addr_method != 'manual'):
+ handler(ifupdownobj, ifaceobj)
+
+ if not ifupdownobj.ADDONS_ENABLE: return
+
+ for mname in ifupdownobj.module_ops.get(op):
m = ifupdownobj.modules.get(mname)
err = 0
try:
if hasattr(m, 'run'):
- self.logger.debug('%s: %s : running module %s'
- %(ifacename, op, mname))
+ msg = ('%s: %s : running module %s' %(ifacename, op, mname))
if op == 'query-checkcurr':
# Dont check curr if the interface object was
# auto generated
if (ifaceobj.priv_flags & ifupdownobj.NOCONFIG):
continue
+ ifupdownobj.logger.debug(msg)
m.run(ifaceobj, op,
query_ifaceobj=ifupdownobj.create_n_save_ifaceobjcurr(ifaceobj))
else:
+ ifupdownobj.logger.debug(msg)
m.run(ifaceobj, op)
except Exception, e:
err = 1
- self.log_error(str(e))
+ ifupdownobj.log_error(str(e))
finally:
- if err == 1:
- ifupdownobj.set_iface_state(ifaceobj,
- ifaceState.from_str(op),
- ifaceStatus.ERROR)
+ if err:
+ ifaceobj.set_state_n_status(ifaceState.from_str(op),
+ ifaceStatus.ERROR)
else:
- ifupdownobj.set_iface_state(ifaceobj,
- ifaceState.from_str(op),
- ifaceStatus.SUCCESS)
+ ifaceobj.set_state_n_status(ifaceState.from_str(op),
+ ifaceStatus.SUCCESS)
- # execute /etc/network/ scripts
- mlist = ifupdownobj.operations_compat.get(op)
- if not mlist:
- return
- for mname in mlist:
- self.logger.debug('%s: %s : running script %s'
+ if ifupdownobj.COMPAT_EXEC_SCRIPTS:
+ # execute /etc/network/ scripts
+ for mname in ifupdownobj.script_ops.get(op, []):
+ ifupdownobj.logger.debug('%s: %s : running script %s'
%(ifacename, op, mname))
- try:
- self.exec_command(mname, cmdenv=cenv)
- except Exception, e:
- err = 1
- self.log_error(str(e))
+ try:
+ ifupdownobj.exec_command(mname, cmdenv=cenv)
+ except Exception, e:
+ ifupdownobj.log_error(str(e))
+ @classmethod
+ def run_iface_ops(cls, ifupdownobj, ifaceobj, ops):
+ """ Runs all operations on an interface """
+ ifacename = ifaceobj.get_name()
+ # minor optimization. If operation is 'down', proceed only
+ # if interface exists in the system
+ if 'down' in ops[0] and not ifupdownobj.link_exists(ifacename):
+ ifupdownobj.logger.info('%s: does not exist' %ifacename)
+ return
+ cenv=None
+ if ifupdownobj.COMPAT_EXEC_SCRIPTS:
+ # For backward compatibility generate env variables
+ # for attributes
+ cenv = ifupdownobj.generate_running_env(ifaceobj, ops[0])
+ map(lambda op: cls.run_iface_op(ifupdownobj, ifaceobj, op, cenv), ops)
+ posthookfunc = ifupdownobj.sched_hooks.get('posthook')
+ if posthookfunc:
+ posthookfunc(ifupdownobj, ifaceobj)
- def run_iface_ops(self, ifupdownobj, ifaceobj, ops):
- """ Runs all sub operations on an interface """
- # For backward compatibility execute scripts with
- # environent set
- cenv = ifupdownobj.generate_running_env(ifaceobj, ops[0])
+ @classmethod
+ def _check_upperifaces(cls, ifupdownobj, ifaceobj, ops, parent, followdependents=False):
+ """ Check if conflicting upper ifaces are around and warn if required
- # Each sub operation has a module list
- [self.run_iface_op(ifupdownobj, ifaceobj, op, cenv)
- for op in ops]
+ Returns False if this interface needs to be skipped, else return True """
+
+ if 'up' in ops[0] and followdependents:
+ return True
- def run_iface_graph(self, ifupdownobj, ifacename, ops, parent=None,
+ ifacename = ifaceobj.get_name()
+ # Deal with upperdevs first
+ ulist = ifaceobj.get_upperifaces()
+ if ulist:
+ tmpulist = ([u for u in ulist if u != parent] if parent
+ else ulist)
+ if not tmpulist:
+ return True
+ if 'down' in ops[0]:
+ # XXX: This is expensive. Find a cheaper way to do this
+ # if any of the upperdevs are present,
+ # dont down this interface
+ for u in tmpulist:
+ if ifupdownobj.link_exists(u):
+ if not ifupdownobj.FORCE and not ifupdownobj.ALL:
+ ifupdownobj.logger.warn('%s: ' %ifacename +
+ ' skip interface down,' +
+ ' upperiface %s still around' %u)
+ return False
+ elif 'up' in ops[0] and not ifupdownobj.ALL:
+ # For 'up', just warn that there is an upperdev which is
+ # probably not up
+ for u in tmpulist:
+ if not ifupdownobj.link_exists(u):
+ ifupdownobj.logger.warn('%s: upper iface %s '
+ %(ifacename, u) + 'does not exist')
+ return True
+
+ @classmethod
+ def run_iface_graph(cls, ifupdownobj, ifacename, ops, parent=None,
order=ifaceSchedulerFlags.POSTORDER,
followdependents=True):
""" runs interface by traversing all nodes rooted at itself """
- # minor optimization. If operation is 'down', proceed only
- # if interface exists in the system
- if 'down' in ops[0] and not self.link_exists(ifacename):
- self.logger.info('%s: does not exist' %ifacename)
- return
-
# Each ifacename can have a list of iface objects
- ifaceobjs = ifupdownobj.get_iface_objs(ifacename)
- if ifaceobjs is None:
+ ifaceobjs = ifupdownobj.get_ifaceobjs(ifacename)
+ if not ifaceobjs:
raise Exception('%s: not found' %ifacename)
for ifaceobj in ifaceobjs:
- # Deal with upperdevs first
- ulist = ifaceobj.get_upperifaces()
- if ulist:
- self.logger.debug('%s: parent = %s, ulist = %s'
- %(ifacename, parent, ulist))
- tmpulist = ([u for u in ulist if u != parent] if parent
- else ulist)
- if tmpulist:
- self.logger.debug('%s: parent = %s, tmpulist = %s'
- %(ifacename, parent, tmpulist))
- if 'down' in ops[0]:
- # XXX: This is expensive. Find a cheaper way to do this
- # if any of the upperdevs are present,
- # dont down this interface
- for u in tmpulist:
- if self.link_exists(u):
- if not ifupdownobj.ALL:
- self.logger.warn('%s: skip interface '
- 'down upperiface %s still around'
- %(ifacename, u))
- return
- elif 'up' in ops[0] and not ifupdownobj.ALL:
- # For 'up', just warn that there is an upperdev which is
- # probably not up
- for u in tmpulist:
- if not self.link_exists(u):
- self.logger.warn('%s: upper iface %s does not'
- ' exist' %(ifacename, u))
-
+ if not cls._check_upperifaces(ifupdownobj, ifaceobj, ops, parent,
+ followdependents):
+ return
if order == ifaceSchedulerFlags.INORDER:
# If inorder, run the iface first and then its dependents
- self.run_iface_ops(ifupdownobj, ifaceobj, ops)
+ cls.run_iface_ops(ifupdownobj, ifaceobj, ops)
# Run lowerifaces or dependents
dlist = ifaceobj.get_lowerifaces()
if dlist:
- self.logger.info('%s:' %ifacename +
+ ifupdownobj.logger.debug('%s:' %ifacename +
' found dependents: %s' %str(dlist))
try:
if not followdependents:
new_dlist = [d for d in dlist
if ifupdownobj.is_iface_noconfig(d)]
if new_dlist:
- self.run_iface_list(ifupdownobj, new_dlist, ops,
+ cls.run_iface_list(ifupdownobj, new_dlist, ops,
ifacename, order,
followdependents,
continueonfailure=False)
else:
- self.run_iface_list(ifupdownobj, dlist, ops,
+ cls.run_iface_list(ifupdownobj, dlist, ops,
ifacename, order,
followdependents,
continueonfailure=False)
except Exception, e:
- if (self.ignore_error(str(e))):
+ if (ifupdownobj.ignore_error(str(e))):
pass
else:
# Dont bring the iface up if children did not come up
- ifaceobj.set_state(ifaceState.NEW)
- ifaceobj.set_status(ifaceStatus.ERROR)
+ ifaceobj.set_state_n_status(ifaceState.NEW,
+ ifaceStatus.ERROR)
raise
if order == ifaceSchedulerFlags.POSTORDER:
- self.run_iface_ops(ifupdownobj, ifaceobj, ops)
-
+ cls.run_iface_ops(ifupdownobj, ifaceobj, ops)
- def run_iface_list(self, ifupdownobj, ifacenames,
+ @classmethod
+ def run_iface_list(cls, ifupdownobj, ifacenames,
ops, parent=None, order=ifaceSchedulerFlags.POSTORDER,
followdependents=True, continueonfailure=True):
""" Runs interface list """
for ifacename in ifacenames:
try:
- self.run_iface_graph(ifupdownobj, ifacename, ops, parent,
+ cls.run_iface_graph(ifupdownobj, ifacename, ops, parent,
order, followdependents)
except Exception, e:
if continueonfailure:
- self.logger.error('%s : %s' %(ifacename, str(e)))
+ if ifupdownobj.logger.isEnabledFor(logging.DEBUG):
+ traceback.print_tb(sys.exc_info()[2])
+ ifupdownobj.logger.error('%s : %s' %(ifacename, str(e)))
+ pass
+ else:
+ if (ifupdownobj.ignore_error(str(e))):
+ pass
+ else:
+ raise Exception('error running iface %s (%s)'
+ %(ifacename, str(e)))
+
+ @classmethod
+ def run_iface_graph_upper(cls, ifupdownobj, ifacename, ops, parent=None,
+ followdependents=True, skip_root=False):
+ """ runs interface by traversing all nodes rooted at itself """
+
+ # Each ifacename can have a list of iface objects
+ ifaceobjs = ifupdownobj.get_ifaceobjs(ifacename)
+ if not ifaceobjs:
+ raise Exception('%s: not found' %ifacename)
+
+ for ifaceobj in ifaceobjs:
+ if not skip_root:
+ # run the iface first and then its upperifaces
+ cls.run_iface_ops(ifupdownobj, ifaceobj, ops)
+
+ # Run upperifaces
+ ulist = ifaceobj.get_upperifaces()
+ if ulist:
+ ifupdownobj.logger.debug('%s:' %ifacename +
+ ' found upperifaces: %s' %str(ulist))
+ try:
+ cls.run_iface_list_upper(ifupdownobj, ulist, ops,
+ ifacename,
+ followdependents,
+ continueonfailure=True)
+ except Exception, e:
+ if (ifupdownobj.ignore_error(str(e))):
+ pass
+ else:
+ raise
+
+ @classmethod
+ def run_iface_list_upper(cls, ifupdownobj, ifacenames,
+ ops, parent=None, followdependents=True,
+ continueonfailure=True, skip_root=False):
+ """ Runs interface list """
+
+ for ifacename in ifacenames:
+ try:
+ cls.run_iface_graph_upper(ifupdownobj, ifacename, ops, parent,
+ followdependents, skip_root)
+ except Exception, e:
+ if continueonfailure:
+ if ifupdownobj.logger.isEnabledFor(logging.DEBUG):
+ traceback.print_tb(sys.exc_info()[2])
+ ifupdownobj.logger.error('%s : %s' %(ifacename, str(e)))
pass
else:
- if (self.ignore_error(str(e))):
+ if (ifupdownobj.ignore_error(str(e))):
pass
else:
raise Exception('error running iface %s (%s)'
%(ifacename, str(e)))
- def run_iface_dependency_graphs(self, ifupdownobj,
- dependency_graph, ops, indegrees=None,
+ @classmethod
+ def sched_ifaces(cls, ifupdownobj, ifacenames, ops,
+ dependency_graph=None, indegrees=None,
order=ifaceSchedulerFlags.POSTORDER,
followdependents=True):
""" Runs iface dependeny graph by visiting all the nodes
indegrees : indegree array if present is used to determine roots
of the graphs in the dependency_graph
"""
+
+ if not ifupdownobj.ALL or not followdependents or len(ifacenames) == 1:
+ cls.run_iface_list(ifupdownobj, ifacenames, ops,
+ parent=None,order=order,
+ followdependents=followdependents)
+ if not ifupdownobj.ALL and followdependents and 'up' in ops[0]:
+ # If user had given a set of interfaces to bring up
+ # try and execute 'up' on the upperifaces
+ ifupdownobj.logger.info('running upperifaces if available')
+ cls._STATE_CHECK = False
+ cls.run_iface_list_upper(ifupdownobj, ifacenames, ops,
+ skip_root=True)
+ cls._STATE_CHECK = True
+ return
run_queue = []
- if indegrees is None:
+ # Get a sorted list of all interfaces
+ if not indegrees:
indegrees = OrderedDict()
for ifacename in dependency_graph.keys():
indegrees[ifacename] = ifupdownobj.get_iface_refcnt(ifacename)
-
sorted_ifacenames = graph.topological_sort_graphs_all(dependency_graph,
dict(indegrees))
- self.logger.debug('sorted ifacenames %s : ' %str(sorted_ifacenames))
-
- # Build a list of ifaces that dont have any dependencies
- for ifacename in sorted_ifacenames:
- if not indegrees.get(ifacename):
- run_queue.append(ifacename)
-
- self.logger.info('graph roots (interfaces that dont have '
- 'dependents):' + ' %s' %str(run_queue))
-
- return self.run_iface_list(ifupdownobj, run_queue, ops,
- parent=None,order=order,
- followdependents=followdependents)
-
-
- def run_iface(self, ifupdownobj, ifacename, ops):
+ ifupdownobj.logger.debug('sorted ifacenames %s : '
+ %str(sorted_ifacenames))
+
+ # From the sorted list, pick interfaces that user asked
+ # and those that dont have any dependents first
+ [run_queue.append(ifacename)
+ for ifacename in sorted_ifacenames
+ if ifacename in ifacenames and
+ not indegrees.get(ifacename)]
+
+ ifupdownobj.logger.debug('graph roots (interfaces that dont have '
+ 'dependents):' + ' %s' %str(run_queue))
+ cls.run_iface_list(ifupdownobj, run_queue, ops,
+ parent=None,order=order,
+ followdependents=followdependents)
+
+ @classmethod
+ def run_iface(cls, ifupdownobj, ifacename, ops):
""" Runs operation on an interface """
- ifaceobjs = ifupdownobj.get_iface_objs(ifacename)
+ ifaceobjs = ifupdownobj.get_ifaceobjs(ifacename)
for i in ifaceobjs:
- self.run_iface_ops(ifupdownobj, i, ops)
+ cls.run_iface_ops(ifupdownobj, i, ops)
- def run_iface_list_op(self, ifupdownobj, ifacenames, op,
- sorted_by_dependency=False):
+ @classmethod
+ def run_iface_list_op(cls, ifupdownobj, ifacenames, op,
+ sorted_by_dependency=False):
""" Runs interface list through sub operation handler. """
- self.logger.debug('running operation %s on all given interfaces'
- %op)
+ ifupdownobj.logger.debug('running operation %s on all given interfaces'
+ %op)
iface_run_queue = deque(ifacenames)
for i in range(0, len(iface_run_queue)):
if op.endswith('up'):
ifacename = iface_run_queue.pop()
try:
- ifaceobjs = ifupdownobj.get_iface_objs(ifacename)
+ ifaceobjs = ifupdownobj.get_ifaceobjs(ifacename)
for ifaceobj in ifaceobjs:
cenv = ifupdownobj.generate_running_env(ifaceobj, op)
- self.run_iface_op(ifupdownobj, ifaceobj, op, cenv)
+ cls.run_iface_op(ifupdownobj, ifaceobj, op, cenv)
except Exception, e:
- self.log_error(str(e))
+ ifupdownobj.log_error(str(e))
- def run_iface_list_ops(self, ifupdownobj, ifacenames, ops,
- sorted_by_dependency=False):
+ @classmethod
+ def run_iface_list_ops(cls, ifupdownobj, ifacenames, ops,
+ sorted_by_dependency=False):
""" Runs interface list through sub operations handler
Unlike run_iface_list, this method executes a sub operation on the
ie operation 'pre-up' is run through the entire interface list before
'up'
"""
-
# Each sub operation has a module list
- [self.run_iface_list_op(ifupdownobj, ifacenames, op,
+ [cls.run_iface_list_op(ifupdownobj, ifacenames, op,
sorted_by_dependency) for op in ops]
- def run_iface_dependency_graphs_sorted(self, ifupdownobj,
- dependency_graphs,
- ops, indegrees=None,
- graphsortall=False):
+ @classmethod
+ def run_iface_dependency_graphs_sorted(cls, ifupdownobj,
+ dependency_graphs,
+ ops, indegrees=None,
+ graphsortall=False):
""" runs interface dependency graph by topologically sorting the interfaces """
if indegrees is None:
for ifacename in dependency_graphs.keys():
indegrees[ifacename] = ifupdownobj.get_iface_refcnt(ifacename)
- if self.logger.isEnabledFor(logging.DEBUG):
- self.logger.debug('indegree array :')
- self.logger.debug(ifupdownobj.pp.pformat(indegrees))
+ ifupdownobj.logger.debug('indegree array :')
+ ifupdownobj.logger.debug(ifupdownobj.pp.pformat(indegrees))
try:
- self.logger.debug('calling topological sort on the graph ...')
+ ifupdownobj.logger.debug('calling topological sort on the graph ' +
+ '...')
if graphsortall:
sorted_ifacenames = graph.topological_sort_graphs_all(
dependency_graphs, indegrees)
except Exception:
raise
- self.logger.debug('sorted iface list = %s' %sorted_ifacenames)
- self.run_iface_list_ops(ifupdownobj, sorted_ifacenames, ops,
- sorted_by_dependency=True)
+ ifupdownobj.logger.debug('sorted iface list = %s' %sorted_ifacenames)
+ cls.run_iface_list_ops(ifupdownobj, sorted_ifacenames, ops,
+ sorted_by_dependency=True)
""" Methods to execute interfaces in parallel """
- def init_tokens(self, count):
- self.token_pool = BoundedSemaphore(count)
- self.logger.debug('initialized bounded semaphore with %d' %count)
+ @classmethod
+ def init_tokens(cls, count):
+ cls.token_pool = BoundedSemaphore(count)
- def accquire_token(self, logprefix=''):
- self.token_pool.acquire()
- self.logger.debug('%s ' %logprefix + 'acquired token')
+ @classmethod
+ def accquire_token(cls, logprefix=''):
+ cls.token_pool.acquire()
- def release_token(self, logprefix=''):
- self.token_pool.release()
- self.logger.debug('%s ' %logprefix + 'release token')
+ @classmethod
+ def release_token(cls, logprefix=''):
+ cls.token_pool.release()
- def run_iface_parallel(self, ifupdownobj, ifacename, op):
+ @classmethod
+ def run_iface_parallel(cls, ifupdownobj, ifacename, op):
""" Configures interface in parallel.
Executes all its direct dependents in parallel
"""
- self.logger.debug('%s:' %ifacename + ' %s' %op)
- self.accquire_token(iface)
+ ifupdownobj.logger.debug('%s:' %ifacename + ' %s' %op)
+ cls.accquire_token(iface)
# Each iface can have a list of objects
- ifaceobjs = ifupdownobj.get_iface_objs(ifacename)
+ ifaceobjs = ifupdownobj.get_ifaceobjs(ifacename)
if ifaceobjs is None:
- self.logger.warning('%s: ' %ifacename + 'not found')
- self.release_token(ifacename)
+ ifupdownobj.logger.warning('%s: ' %ifacename + 'not found')
+ cls.release_token(ifacename)
return -1
for ifaceobj in ifaceobjs:
# Run dependents
dlist = ifaceobj.get_lowerifaces()
- if dlist is not None and len(dlist) > 0:
- self.logger.debug('%s:' %ifacename +
+ if dlist:
+ ifupdownobj.logger.debug('%s:' %ifacename +
' found dependents: %s' %str(dlist))
try:
- self.release_token(ifacename)
- self.run_iface_list_parallel(ifacename, ifupdownobj,
+ cls.release_token(ifacename)
+ cls.run_iface_list_parallel(ifacename, ifupdownobj,
dlist, op)
- self.accquire_token(ifacename)
+ cls.accquire_token(ifacename)
except Exception, e:
- if self.ignore_error(str(e)):
+ if ifupdownobj.ignore_error(str(e)):
pass
else:
# Dont bring the iface up if children did not come up
- self.logger.debug('%s:' %ifacename +
+ ifupdownobj.logger.debug('%s:' %ifacename +
' there was an error bringing %s' %op +
' dependents (%s)', str(e))
ifupdownobj.set_iface_state(ifaceobj,
# Run all sub operations sequentially
try:
- self.logger.debug('%s:' %ifacename + ' running sub-operations')
- self.run_iface_ops(ifupdownobj, ifaceobj, op)
+ ifupdownobj.logger.debug('%s:' %ifacename +
+ ' running sub-operations')
+ cls.run_iface_ops(ifupdownobj, ifaceobj, op)
except Exception, e:
- self.logger.error('%s:' %ifacename +
+ ifupdownobj.logger.error('%s:' %ifacename +
' error running sub operations (%s)' %str(e))
- self.release_token(ifacename)
-
+ cls.release_token(ifacename)
- def run_iface_list_parallel(self, parent, ifupdownobj, ifacenames, op):
+ @classmethod
+ def run_iface_list_parallel(cls, parent, ifupdownobj, ifacenames, op):
""" Runs interface list in parallel """
running_threads = OrderedDict()
for ifacename in ifacenames:
try:
- self.accquire_token(parent)
+ cls.accquire_token(parent)
running_threads[ifacename] = Thread(None,
- self.run_iface_parallel, ifacename,
+ cls.run_iface_parallel, ifacename,
args=(ifupdownobj, ifacename, op))
running_threads[ifacename].start()
- self.release_token(parent)
+ cls.release_token(parent)
except Exception, e:
- self.release_token(parent)
+ cls.release_token(parent)
if ifupdownobj.ignore_error(str(e)):
pass
else:
%ifacename)
- self.logger.debug('%s' %parent + 'waiting for all the threads ...')
+ ifupdownobj.logger.debug('%s ' %parent +
+ 'waiting for all the threads ...')
for ifacename, t in running_threads.items():
t.join()
if ifupdownobj.get_iface_status(ifacename) != ifaceStatus.SUCCESS:
return err
- def run_iface_graphs_parallel(self, parent, ifupdownobj, ifacenames, op):
+ @classmethod
+ def run_iface_graphs_parallel(cls, parent, ifupdownobj, ifacenames, op):
""" Runs iface graphs in parallel """
running_threads = OrderedDict()
for ifacename in ifacenames:
try:
- self.accquire_graph_token(parent)
+ cls.accquire_graph_token(parent)
running_threads[ifacename] = Thread(None,
- self.run_iface_parallel, ifacename,
+ cls.run_iface_parallel, ifacename,
args=(ifupdownobj, ifacename, op))
running_threads[ifacename].start()
- self.release_graph_token(parent)
+ cls.release_graph_token(parent)
except Exception, e:
- self.release_graph_token(parent)
+ cls.release_graph_token(parent)
if ifupdownobj.ignore_error(str(e)):
pass
else:
raise Exception('error starting thread for iface %s'
%ifacename)
- self.logger.info('%s' %parent + 'waiting for all the threads ...')
- for ifacename, t in running_threads.items():
+ ifupdownobj.logger.info('%s ' %parent +
+ 'waiting for all the threads ...')
+ for ifacename, t in running_threads.items():
t.join()
# Check status of thread
# XXX: Check all objs
if ifupdownobj.get_iface_status(ifacename) != ifaceStatus.SUCCESS:
err += 1
-
return err
- def run_iface_dependency_graph_parallel(self, ifupdownobj, dependency_graph,
+ @classmethod
+ def run_iface_dependency_graph_parallel(cls, ifupdownobj, dependency_graph,
operation):
""" Runs iface dependeny graph in parallel.
"""
- self.logger.debug('running dependency graph in parallel ..')
-
+ ifupdownobj.logger.debug('running dependency graph in parallel ..')
run_queue = []
-
# Build a list of ifaces that dont have any dependencies
for ifacename in dependency_graph.keys():
if ifupdownobj.get_iface_refcnt(ifacename) == 0:
run_queue.append(ifacename)
- self.logger.debug('graph roots (interfaces that dont'
+ ifupdownobj.logger.debug('graph roots (interfaces that dont'
' have dependents):' + ' %s' %str(run_queue))
-
- self.init_tokens(ifupdownobj.get_njobs())
-
- return self.run_iface_list_parallel('main', ifupdownobj, run_queue,
+ cls.init_tokens(ifupdownobj.get_njobs())
+ return cls.run_iface_list_parallel('main', ifupdownobj, run_queue,
operation)
# OR