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-rw-r--r--src/lib/Bcfg2/Server/FileMonitor/Fam.py105
1 files changed, 0 insertions, 105 deletions
diff --git a/src/lib/Bcfg2/Server/FileMonitor/Fam.py b/src/lib/Bcfg2/Server/FileMonitor/Fam.py
deleted file mode 100644
index 09d41038e..000000000
--- a/src/lib/Bcfg2/Server/FileMonitor/Fam.py
+++ /dev/null
@@ -1,105 +0,0 @@
-""" File monitor backend with support for the `File Alteration Monitor
-<http://oss.sgi.com/projects/fam/>`_. The FAM backend is deprecated. """
-
-import os
-import _fam
-import stat
-import logging
-from time import time
-from Bcfg2.Server.FileMonitor import FileMonitor
-
-LOGGER = logging.getLogger(__name__)
-
-
-class Fam(FileMonitor):
- """ **Deprecated** file monitor backend with support for the `File
- Alteration Monitor <http://oss.sgi.com/projects/fam/>`_ (also
- abbreviated "FAM")."""
-
- #: FAM is the worst actual monitor backend, so give it a low
- #: priority.
- __priority__ = 10
-
- def __init__(self, ignore=None, debug=False):
- FileMonitor.__init__(self, ignore=ignore, debug=debug)
- self.filemonitor = _fam.open()
- self.users = {}
- LOGGER.warning("The Fam file monitor backend is deprecated. Please "
- "switch to a supported file monitor.")
- __init__.__doc__ = FileMonitor.__init__.__doc__
-
- def fileno(self):
- return self.filemonitor.fileno()
- fileno.__doc__ = FileMonitor.fileno.__doc__
-
- def handle_event_set(self, _=None):
- self.Service()
- handle_event_set.__doc__ = FileMonitor.handle_event_set.__doc__
-
- def handle_events_in_interval(self, interval):
- now = time()
- while (time() - now) < interval:
- if self.Service():
- now = time()
- handle_events_in_interval.__doc__ = \
- FileMonitor.handle_events_in_interval.__doc__
-
- def AddMonitor(self, path, obj, _=None):
- mode = os.stat(path)[stat.ST_MODE]
- if stat.S_ISDIR(mode):
- handle = self.filemonitor.monitorDirectory(path, None)
- else:
- handle = self.filemonitor.monitorFile(path, None)
- self.handles[handle.requestID()] = handle
- if obj is not None:
- self.users[handle.requestID()] = obj
- return handle.requestID()
- AddMonitor.__doc__ = FileMonitor.AddMonitor.__doc__
-
- def Service(self, interval=0.50):
- """ Handle events for the specified period of time (in
- seconds). This call will block for ``interval`` seconds.
-
- :param interval: The interval, in seconds, during which events
- should be handled. Any events that are
- already pending when :func:`Service` is
- called will also be handled.
- :type interval: int
- :returns: None
- """
- count = 0
- collapsed = 0
- rawevents = []
- start = time()
- now = time()
- while (time() - now) < interval:
- if self.filemonitor.pending():
- while self.filemonitor.pending():
- count += 1
- rawevents.append(self.filemonitor.nextEvent())
- now = time()
- unique = []
- bookkeeping = []
- for event in rawevents:
- if self.should_ignore(event):
- continue
- if event.code2str() != 'changed':
- # process all non-change events
- unique.append(event)
- else:
- if (event.filename, event.requestID) not in bookkeeping:
- bookkeeping.append((event.filename, event.requestID))
- unique.append(event)
- else:
- collapsed += 1
- for event in unique:
- if event.requestID in self.users:
- try:
- self.users[event.requestID].HandleEvent(event)
- except: # pylint: disable=W0702
- LOGGER.error("Handling event for file %s" % event.filename,
- exc_info=1)
- end = time()
- LOGGER.info("Processed %s fam events in %03.03f seconds. "
- "%s coalesced" % (count, (end - start), collapsed))
- return count