diff options
Diffstat (limited to 'src/sbin/bcfg2-server')
| -rwxr-xr-x | src/sbin/bcfg2-server | 230 |
1 files changed, 12 insertions, 218 deletions
diff --git a/src/sbin/bcfg2-server b/src/sbin/bcfg2-server index fa6605f1c..6086f4c2c 100755 --- a/src/sbin/bcfg2-server +++ b/src/sbin/bcfg2-server @@ -4,209 +4,19 @@ __revision__ = '$Revision$' import logging -import md5 -import select -import socket import sys -import time from xmlrpclib import Fault -from lxml.etree import XML, Element, tostring import Bcfg2.Logger import Bcfg2.Options import Bcfg2.Component import Bcfg2.Daemon import Bcfg2.Server.Plugins.Metadata -from Bcfg2.Server.Core import Core, CoreInitError +from Bcfg2.Server.Core import CoreInitError +import Bcfg2.Server.XMLRPC logger = logging.getLogger('bcfg2-server') -def critical_error(operation): - '''Log and err, traceback and return an xmlrpc fault to client''' - logger.error(operation, exc_info=1) - raise Fault(7, "Critical unexpected failure: %s" % (operation)) - -class SetupError(Exception): - '''Used when the server cant be setup''' - pass - -class Bcfg2Serv(Bcfg2.Component.Component): - """The Bcfg2 Server component providing XML-RPC access to Bcfg2 methods""" - __name__ = 'bcfg2' - __implementation__ = 'bcfg2' - fork_funcs = ['GetConfig', 'GetProbes'] - - request_queue_size = 15 - - def __init__(self, setup): - try: - self.Core = Core(setup['repo'], setup['plugins'], - setup['password'], - setup['encoding'], setup['filemonitor']) - except CoreInitError, msg: - logger.critical("Fatal error: %s" % (msg)) - raise SystemExit(1) - - if 'DBStats' in self.Core.plugins: - self.fork_funcs.append("RecvStats") - - famfd = self.Core.fam.fileno() - events = False - while True: - try: - rsockinfo = select.select([famfd], [], [], 15)[0] - if not rsockinfo: - if events: - break - else: - logger.error("Hit event timeout without getting " - "any events; GAMIN/FAM problem?") - continue - events = True - i = 0 - while self.Core.fam.Service() or i < 10: - i += 1 - time.sleep(0.1) - except socket.error: - continue - try: - Bcfg2.Component.Component.__init__(self, setup['key'], - setup['cert'], - setup['password'], - setup['location']) - except Bcfg2.Component.ComponentInitError: - raise SetupError - - self.funcs.update({ - "AssertProfile" : self.Bcfg2AssertProfile, - "GetConfig" : self.Bcfg2GetConfig, - "GetProbes" : self.Bcfg2GetProbes, - "RecvProbeData" : self.Bcfg2RecvProbeData, - "RecvStats" : self.Bcfg2RecvStats, - "GetDecisionList" : self.Bcfg2GetDecisionList - }) - - # init functions to be exposed as XML-RPC functions - for plugin in list(self.Core.plugins.values()): - for method in plugin.__rmi__: - self.register_function(getattr(self.Core.plugins[plugin.__name__], method), - "%s.%s" % (plugin.__name__, method)) - - - - def get_request(self): - ''' - We need to do work between requests, so select - with timeout instead of blocking in accept - ''' - rsockinfo = [] - famfd = self.Core.fam.fileno() - while self.socket not in rsockinfo: - self.clean_up_children() - if self.shut: - raise socket.error - try: - rsockinfo = select.select([self.socket, famfd], [], [], 15)[0] - except select.error: - continue - - if famfd in rsockinfo: - self.Core.Service() - if self.socket in rsockinfo: - return self.socket.accept() - - def Bcfg2GetProbes(self, address): - '''Fetch probes for a particular client''' - resp = Element('probes') - try: - name = self.Core.metadata.resolve_client(address) - meta = self.Core.build_metadata(name) - - for plugin in [p for p in list(self.Core.plugins.values()) \ - if isinstance(p, Bcfg2.Server.Plugin.Probing)]: - for probe in plugin.GetProbes(meta): - resp.append(probe) - return tostring(resp, encoding='UTF-8', xml_declaration=True) - except Bcfg2.Server.Plugins.Metadata.MetadataConsistencyError: - warning = 'Client metadata resolution error for %s; check server log' % address[0] - self.logger.warning(warning) - raise Fault(6, warning) - except: - critical_error("error determining client probes") - - def Bcfg2RecvProbeData(self, address, probedata): - '''Receive probe data from clients''' - try: - name = self.Core.metadata.resolve_client(address) - meta = self.Core.build_metadata(name) - except Bcfg2.Server.Plugins.Metadata.MetadataConsistencyError: - warning = 'metadata consistency error' - self.logger.warning(warning) - raise Fault(6, warning) - # clear dynamic groups - self.Core.metadata.cgroups[meta.hostname] = [] - try: - xpdata = XML(probedata) - except: - self.logger.error("Failed to parse probe data from client %s" % (address[0])) - return False - - sources = [] - [sources.append(data.get('source')) for data in xpdata - if data.get('source') not in sources] - for source in sources: - if source not in self.Core.plugins: - self.logger.warning("Failed to locate plugin %s" % (source)) - continue - dl = [data for data in xpdata if data.get('source') == source] - try: - self.Core.plugins[source].ReceiveData(meta, dl) - except: - self.logger.error("Failed to process probe data from client %s" % (address[0]), exc_info=1) - return True - - def Bcfg2AssertProfile(self, address, profile): - '''Set profile for a client''' - try: - client = self.Core.metadata.resolve_client(address) - self.Core.metadata.set_profile(client, profile, address) - except (Bcfg2.Server.Plugins.Metadata.MetadataConsistencyError, Bcfg2.Server.Plugins.Metadata.MetadataRuntimeError): - warning = 'metadata consistency error' - self.logger.warning(warning) - raise Fault(6, warning) - return True - - def Bcfg2GetConfig(self, address, checksum=False): - '''Build config for a client''' - try: - client = self.Core.metadata.resolve_client(address) - config = self.Core.BuildConfiguration(client) - if checksum: - for cfile in config.findall('.//ConfigFile'): - if cfile.text != None: - csum = md5.md5(cfile.text) - cfile.set('checksum', csum.hexdigest()) - cfile.text = None - return tostring(config, encoding='UTF-8', xml_declaration=True) - except Bcfg2.Server.Plugins.Metadata.MetadataConsistencyError: - self.logger.warning("Metadata consistency failure for %s" % (address)) - raise Fault(6, "Metadata consistency failure") - - def Bcfg2RecvStats(self, address, stats): - '''Act on statistics upload''' - sdata = XML(stats) - client = self.Core.metadata.resolve_client(address) - self.Core.process_statistics(client, sdata) - return "<ok/>" - - def _authenticate_connection(self, _, user, password, address): - return self.Core.metadata.AuthenticateConnection(user, password, address) - - def Bcfg2GetDecisionList(self, address, mode): - client = self.Core.metadata.resolve_client(address) - meta = self.Core.build_metadata(client) - return self.Core.GetDecisions(meta, mode) - if __name__ == '__main__': OPTINFO = { @@ -235,30 +45,14 @@ if __name__ == '__main__': setup = Bcfg2.Options.OptionParser(OPTINFO) setup.parse(sys.argv[1:]) - - level = 0 - if setup['daemon']: - Bcfg2.Logger.setup_logging('bcfg2-server', - to_console=False, - level=level, - to_file=setup['filelog']) - Bcfg2.Daemon.daemonize(setup['daemon']) - else: - Bcfg2.Logger.setup_logging('bcfg2-server', - level=level, - to_file=setup['filelog']) - - if not setup['key']: - print("No key specified in '%s'" % setup['configfile']) - raise SystemExit(1) - try: - BSERV = Bcfg2Serv(setup) - except SetupError: - raise SystemExit(1) - while not BSERV.shut: - try: - BSERV.serve_forever() - except: - critical_error('error in service loop') - logger.info("Shutting down") + Bcfg2.Component.run_component(Bcfg2.Server.XMLRPC.bcfg2_server, + register=False, cls_kwargs={'setup':setup}, + keyfile='/home/desai/tmp/cert2/b2-s/priv.key', + certfile='/home/desai/tmp/cert2/b2-s/cert.pem', + ca='/home/desai/tmp/cert2/ca-cert.pem', + ) + except KeyboardInterrupt: + sys.exit(1) + sys.exit(1) + |