3 from allmydata.scripts.common import BasedirMixin, BaseOptions
4 from allmydata.util.assertutil import precondition
5 from allmydata.util.encodingutil import listdir_unicode, quote_output
7 class CreateStatsGathererOptions(BasedirMixin, BaseOptions):
11 ["node-directory", "d", None, "Specify which directory the stats-gatherer should be created in. [no default]"],
15 stats_gatherer_tac = """
18 from allmydata import stats
19 from twisted.application import service
22 g = stats.StatsGathererService(verbose=verbose)
24 application = service.Application('allmydata_stats_gatherer')
25 g.setServiceParent(application)
29 def create_stats_gatherer(config, out=sys.stdout, err=sys.stderr):
30 basedir = config['basedir']
31 # This should always be called with an absolute Unicode basedir.
32 precondition(isinstance(basedir, unicode), basedir)
34 if os.path.exists(basedir):
35 if listdir_unicode(basedir):
36 print >>err, "The base directory %s is not empty." % quote_output(basedir)
37 print >>err, "To avoid clobbering anything, I am going to quit now."
38 print >>err, "Please use a different directory, or empty this one."
40 # we're willing to use an empty directory
43 f = open(os.path.join(basedir, "tahoe-stats-gatherer.tac"), "wb")
44 f.write(stats_gatherer_tac)
49 ["create-stats-gatherer", None, CreateStatsGathererOptions, "Create a stats-gatherer service."],
53 "create-stats-gatherer": create_stats_gatherer,