2 # -*- coding: utf-8 -*-
5 # Copyright 2015 Telefónica Investigación y Desarrollo, S.A.U.
6 # This file is part of openvim
9 # Licensed under the Apache License, Version 2.0 (the "License"); you may
10 # not use this file except in compliance with the License. You may obtain
11 # a copy of the License at
13 # http://www.apache.org/licenses/LICENSE-2.0
15 # Unless required by applicable law or agreed to in writing, software
16 # distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
17 # WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
18 # License for the specific language governing permissions and limitations
21 # For those usages not covered by the Apache License, Version 2.0 please
22 # contact with: nfvlabs@tid.es
26 This is the main program of openvim, it reads the configuration
27 and launches the rest of threads: http clients, openflow controller
31 __author__
= "Alfonso Tierno"
32 __date__
= "$10-jul-2014 12:07:15$"
36 import auxiliary_functions
as af
42 from jsonschema
import validate
as js_v
, exceptions
as js_e
43 from vim_schema
import config_schema
45 import logging
.handlers
as log_handlers
51 logger
= logging
.getLogger('vim')
53 class LoadConfigurationException(Exception):
56 def load_configuration(configuration_file
):
57 default_tokens
={'http_port':9080, 'http_host':'localhost',
58 'of_controller_nets_with_same_vlan':True,
59 'image_path':'/opt/VNF/images',
60 'network_vlan_range_start':1000,
61 'network_vlan_range_end': 4096,
63 'log_level_db': "ERROR",
64 'log_level_of': 'ERROR',
66 'network_type': 'ovs',
67 'ovs_controller_user': 'osm_dhcp',
68 'ovs_controller_file_path': '/var/lib/',
71 #First load configuration from configuration file
72 #Check config file exists
73 if not os
.path
.isfile(configuration_file
):
74 return (False, "Configuration file '"+configuration_file
+"' does not exists")
77 (return_status
, code
) = af
.read_file(configuration_file
)
79 return (return_status
, "Error loading configuration file '"+configuration_file
+"': "+code
)
81 config
= yaml
.load(code
)
82 except yaml
.YAMLError
, exc
:
84 if hasattr(exc
, 'problem_mark'):
85 mark
= exc
.problem_mark
86 error_pos
= " at position: (%s:%s)" % (mark
.line
+1, mark
.column
+1)
87 return (False, "Error loading configuration file '"+configuration_file
+"'"+error_pos
+": content format error: Failed to parse yaml format")
91 js_v(config
, config_schema
)
92 except js_e
.ValidationError
, exc
:
94 if len(exc
.path
)>0: error_pos
=" at '" + ":".join(map(str, exc
.path
))+"'"
95 return False, "Error loading configuration file '"+configuration_file
+"'"+error_pos
+": "+exc
.message
98 #Check default values tokens
99 for k
,v
in default_tokens
.items():
100 if k
not in config
: config
[k
]=v
102 if config
["network_vlan_range_start"]+10 >= config
["network_vlan_range_end"]:
103 return False, "Error invalid network_vlan_range less than 10 elements"
106 return (False, "Error loading configuration file '"+configuration_file
+"': "+str(e
))
107 return (True, config
)
110 print "Usage: ", sys
.argv
[0], "[options]"
111 print " -v|--version: prints current version"
112 print " -c|--config FILE: loads the configuration file (default: openvimd.cfg)"
113 print " -h|--help: shows this help"
114 print " -p|--port PORT: changes port number and overrides the port number in the configuration file (default: 908)"
115 print " -P|--adminport PORT: changes admin port number and overrides the port number in the configuration file (default: not listen)"
116 print " --dbname NAME: changes db_name and overrides the db_name in the configuration file"
117 #print( " --log-socket-host HOST: send logs to this host")
118 #print( " --log-socket-port PORT: send logs using this port (default: 9022)")
119 print( " --log-file FILE: send logs to this file")
123 if __name__
=="__main__":
124 hostname
= socket
.gethostname()
125 #streamformat = "%(levelname)s (%(module)s:%(lineno)d) %(message)s"
126 log_formatter_complete
= logging
.Formatter(
127 '%(asctime)s.%(msecs)03d00Z[{host}@openmanod] %(filename)s:%(lineno)s severity:%(levelname)s logger:%(name)s log:%(message)s'.format(host
=hostname
),
128 datefmt
='%Y-%m-%dT%H:%M:%S',
130 log_format_simple
= "%(asctime)s %(levelname)s %(name)s %(filename)s:%(lineno)s %(message)s"
131 log_formatter_simple
= logging
.Formatter(log_format_simple
, datefmt
='%Y-%m-%dT%H:%M:%S')
132 logging
.basicConfig(format
=log_format_simple
, level
= logging
.DEBUG
)
133 logger
= logging
.getLogger('openvim')
134 logger
.setLevel(logging
.DEBUG
)
136 opts
, args
= getopt
.getopt(sys
.argv
[1:], "hvc:p:P:", ["config=", "help", "version", "port=", "adminport=", "log-file=", "dbname="])
137 except getopt
.GetoptError
, err
:
138 # print help information and exit:
139 logger
.error("%s. Type -h for help", err
) # will print something like "option -a not recognized"
145 config_file
= 'openvimd.cfg'
150 if o
in ("-v", "--version"):
151 print "openvimd version", ovim
.ovim
.get_version(), ovim
.ovim
.get_version_date()
152 print "(c) Copyright Telefonica"
154 elif o
in ("-h", "--help"):
157 elif o
in ("-c", "--config"):
159 elif o
in ("-p", "--port"):
161 elif o
in ("-P", "--adminport"):
163 elif o
in ("-P", "--dbname"):
165 elif o
== "--log-file":
168 assert False, "Unhandled option"
173 http_thread_admin
= None
176 #Load configuration file
177 r
, config_dic
= load_configuration(config_file
)
180 logger
.error(config_dic
)
185 file_handler
= logging
.handlers
.RotatingFileHandler(log_file
, maxBytes
=100e6
, backupCount
=9, delay
=0)
186 file_handler
.setFormatter(log_formatter_simple
)
187 logger
.addHandler(file_handler
)
188 #logger.debug("moving logs to '%s'", global_config["log_file"])
189 #remove initial stream handler
190 logging
.root
.removeHandler(logging
.root
.handlers
[0])
191 print ("logging on '{}'".format(log_file
))
193 raise LoadConfigurationException("Cannot open logging file '{}': {}. Check folder exist and permissions".format(log_file
, str(e
)) )
195 logger
.setLevel(getattr(logging
, config_dic
['log_level']))
196 logger
.critical("Starting openvim server command: '%s'", sys
.argv
[0])
197 #override parameters obtained by command line
199 config_dic
['http_port'] = port
201 config_dic
['http_admin_port'] = port_admin
203 config_dic
['db_name'] = db_name
206 if 'mode' not in config_dic
:
207 config_dic
['mode'] = 'normal'
208 #allow backward compatibility of test_mode option
209 if 'test_mode' in config_dic
and config_dic
['test_mode']==True:
210 config_dic
['mode'] = 'test'
211 if config_dic
['mode'] == 'development' and config_dic
['network_type'] == 'bridge' and \
212 ( 'development_bridge' not in config_dic
or config_dic
['development_bridge'] not in config_dic
.get("bridge_ifaces",None) ):
213 logger
.error("'%s' is not a valid 'development_bridge', not one of the 'bridge_ifaces'", config_file
)
216 if config_dic
['mode'] != 'normal':
217 print '!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!'
218 print "!! Warning, openvimd in TEST mode '%s'" % config_dic
['mode']
219 print '!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!'
220 config_dic
['version'] = ovim
.ovim
.get_version()
221 config_dic
["logger_name"] = "openvim"
223 engine
= ovim
.ovim(config_dic
)
224 engine
.start_service()
227 #Create thread to listen to web requests
228 http_thread
= httpserver
.httpserver(engine
, 'http', config_dic
['http_host'], config_dic
['http_port'], False, config_dic
)
231 if 'http_admin_port' in config_dic
:
232 engine2
= ovim
.ovim(config_dic
)
233 http_thread_admin
= httpserver
.httpserver(engine2
, 'http-admin', config_dic
['http_host'], config_dic
['http_admin_port'], True)
234 http_thread_admin
.start()
236 http_thread_admin
= None
238 logger
.info('Waiting for http clients')
239 print ('openvimd ready')
240 print ('====================')
243 #TODO: Interactive console would be nice here instead of join or sleep
245 r
="help" #force print help at the beginning
250 print "type 'exit' for terminate"
253 except (KeyboardInterrupt, SystemExit):
257 except getopt
.GetoptError
as e
:
258 logger
.critical(str(e
)) # will print something like "option -a not recognized"
261 except LoadConfigurationException
as e
:
262 logger
.critical(str(e
))
264 except ovim
.ovimException
as e
:
265 logger
.critical(str(e
))
268 logger
.info('Exiting openvimd')
270 engine
.stop_service()
273 if http_thread_admin
:
274 http_thread_admin
.join(1)
276 logger
.debug( "bye!")