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import binascii, difflib, getopt, lxml.etree, time, ConfigParser
import Bcfg2.Server.Admin
class Pull(Bcfg2.Server.Admin.MetadataCore):
'''Pull mode retrieves entries from clients and integrates the information into the repository'''
__shorthelp__ = 'bcfg2-admin pull [-v] [-f] [-I] <client> <entry type> <entry name>'
__longhelp__ = __shorthelp__ + '\n\tIntegrate configuration information from clients into the server repository'
allowed = ['Metadata', 'BB', "DBStats", "Statistics", "Cfg", "SSHbase"]
def __init__(self, configfile):
Bcfg2.Server.Admin.MetadataCore.__init__(self, configfile)
self.stats = self.bcore.stats
self.log = False
self.mode = 'interactive'
def __call__(self, args):
Bcfg2.Server.Admin.Mode.__call__(self, args)
try:
opts, gargs = getopt.getopt(args, 'vfI')
except:
print self.__shorthelp__
raise SystemExit(0)
for opt in opts:
if opt[0] == '-v':
self.log = True
elif opt[0] == '-f':
self.mode = 'force'
elif opt[0] == '-I':
self.mode == 'interactive'
self.PullEntry(gargs[0], gargs[1], gargs[2])
def BuildNewEntry(self, client, etype, ename):
'''construct a new full entry for given client/entry from statistics'''
new_entry = {'type':etype, 'name':ename}
try:
(owner, group, perms, contents) = \
self.stats.GetCurrentEntry(client, etype, ename)
except Bcfg2.Server.Plugin.PluginExecutionError:
print "Statistics plugin failure; could not fetch current state"
raise SystemExit, 1
data = {'owner':owner, 'group':group, 'perms':perms, 'text':contents}
for k, v in data.iteritems():
if v:
new_entry[k] = v
print new_entry
return new_entry
def Choose(self, choices):
'''Determine where to put pull data'''
if self.mode == 'interactive':
# FIXME improve bcfg2-admin pull interactive mode to add new entries
print "Plugin returned choice:"
if choices[0].all:
print " => global entry"
elif choices[0].group:
print " => group entry: %s (prio %d)" % (choices[0].group, choices[0].prio)
else:
print " => host entry: %s" % (choices[0].hostname)
if raw_input("Use this entry? [yN]: ") in ['y', 'Y']:
return choices[0]
return False
else:
# mode == 'force'
return choices[0]
def PullEntry(self, client, etype, ename):
'''Make currently recorded client state correct for entry'''
new_entry = self.BuildNewEntry(client, etype, ename)
meta = self.bcore.metadata.get_metadata(client)
# find appropriate plugin in bcore
glist = [gen for gen in self.bcore.generators if
gen.Entries.get(etype, {}).has_key(ename)]
if len(glist) != 1:
self.errExit("Got wrong numbers of matching generators for entry:" \
+ "%s" % ([g.__name__ for g in glist]))
plugin = glist[0]
try:
choices = plugin.AcceptChoices(new_entry, meta)
specific = self.Choose(choices)
if specific:
plugin.AcceptPullData(specific, new_entry, self.log)
except Bcfg2.Server.Plugin.PluginExecutionError:
self.errExit("Configuration upload not supported by plugin %s" \
% (plugin.__name__))
# FIXME svn commit if running under svn
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