diff options
Diffstat (limited to 'src/lib/Bcfg2/Server/FileMonitor/Inotify.py')
| -rw-r--r-- | src/lib/Bcfg2/Server/FileMonitor/Inotify.py | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/src/lib/Bcfg2/Server/FileMonitor/Inotify.py b/src/lib/Bcfg2/Server/FileMonitor/Inotify.py index 178a47b1a..cdd52dbb9 100644 --- a/src/lib/Bcfg2/Server/FileMonitor/Inotify.py +++ b/src/lib/Bcfg2/Server/FileMonitor/Inotify.py @@ -2,6 +2,7 @@ support. """ import os +import errno import logging import pyinotify from Bcfg2.Compat import reduce # pylint: disable=W0622 @@ -15,6 +16,8 @@ class Inotify(Pseudo, pyinotify.ProcessEvent): """ File monitor backend with `inotify <http://inotify.aiken.cz/>`_ support. """ + __rmi__ = Pseudo.__rmi__ + ["list_watches", "list_paths"] + #: Inotify is the best FAM backend, so it gets a very high #: priority __priority__ = 99 @@ -182,6 +185,9 @@ class Inotify(Pseudo, pyinotify.ProcessEvent): try: watchdir = self.watches_by_path[watch_path] except KeyError: + if not os.path.exists(watch_path): + raise OSError(errno.ENOENT, + "No such file or directory: '%s'" % path) watchdir = self.watchmgr.add_watch(watch_path, self.mask, quiet=False)[watch_path] self.watches_by_path[watch_path] = watchdir @@ -211,3 +217,20 @@ class Inotify(Pseudo, pyinotify.ProcessEvent): if self.notifier: self.notifier.stop() shutdown.__doc__ = Pseudo.shutdown.__doc__ + + def list_watches(self): + """ XML-RPC that returns a list of current inotify watches for + debugging purposes. """ + return list(self.watches_by_path.keys()) + + def list_paths(self): + """ XML-RPC that returns a list of paths that are handled for + debugging purposes. Because inotify doesn't like watching + files, but prefers to watch directories, this will be + different from + :func:`Bcfg2.Server.FileMonitor.Inotify.Inotify.ListWatches`. For + instance, if a plugin adds a monitor to + ``/var/lib/bcfg2/Plugin/foo.xml``, :func:`ListPaths` will + return ``/var/lib/bcfg2/Plugin/foo.xml``, while + :func:`ListWatches` will return ``/var/lib/bcfg2/Plugin``. """ + return list(self.handles.keys()) |