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gerrit.onosproject.org / OnosSystemTest / 890af30bf526bce97a24bd8906737cba9f2f3df7 / . / TestON / drivers / common / cli / onosclidriver.py
blob: 5207f1e35dab410c4dcc7295119c04e43f6fc425 [file] [log] [blame]
#!/usr/bin/env python
"""
This driver enters the onos> prompt to issue commands.
Please follow the coding style demonstrated by existing
functions and document properly.
If you are a contributor to the driver, please
list your email here for future contact:
jhall@onlab.us
andrew@onlab.us
shreya@onlab.us
OCT 13 2014
"""
import sys
import pexpect
import re
import json
import types
import time
sys.path.append( "../" )
from drivers.common.clidriver import CLI
class OnosCliDriver( CLI ):
def __init__( self ):
"""
Initialize client
"""
self.name = None
self.home = None
self.handle = None
super( CLI, self ).__init__()
def connect( self, **connectargs ):
"""
Creates ssh handle for ONOS cli.
"""
try:
for key in connectargs:
vars( self )[ key ] = connectargs[ key ]
self.home = "~/onos"
for key in self.options:
if key == "home":
self.home = self.options[ 'home' ]
break
if self.home is None or self.home == "":
self.home = "~/onos"
self.name = self.options[ 'name' ]
self.handle = super( OnosCliDriver, self ).connect(
user_name=self.user_name,
ip_address=self.ip_address,
port=self.port,
pwd=self.pwd,
home=self.home )
self.handle.sendline( "cd " + self.home )
self.handle.expect( "\$" )
if self.handle:
return self.handle
else:
main.log.info( "NO ONOS HANDLE" )
return main.FALSE
except TypeError:
main.log.exception( self.name + ": Object not as expected" )
return None
except pexpect.EOF:
main.log.error( self.name + ": EOF exception found" )
main.log.error( self.name + ": " + self.handle.before )
main.cleanup()
main.exit()
except Exception:
main.log.exception( self.name + ": Uncaught exception!" )
main.cleanup()
main.exit()
def disconnect( self ):
"""
Called when Test is complete to disconnect the ONOS handle.
"""
response = main.TRUE
try:
if self.handle:
i = self.logout()
if i == main.TRUE:
self.handle.sendline( "" )
self.handle.expect( "\$" )
self.handle.sendline( "exit" )
self.handle.expect( "closed" )
except TypeError:
main.log.exception( self.name + ": Object not as expected" )
response = main.FALSE
except pexpect.EOF:
main.log.error( self.name + ": EOF exception found" )
main.log.error( self.name + ": " + self.handle.before )
except ValueError:
main.log.exception( "Exception in disconnect of " + self.name )
response = main.TRUE
except Exception:
main.log.exception( self.name + ": Connection failed to the host" )
response = main.FALSE
return response
def logout( self ):
"""
Sends 'logout' command to ONOS cli
Returns main.TRUE if exited CLI and
main.FALSE on timeout (not guranteed you are disconnected)
None on TypeError
Exits test on unknown error or pexpect exits unexpectedly
"""
try:
if self.handle:
self.handle.sendline( "" )
i = self.handle.expect( [ "onos>", "\$", pexpect.TIMEOUT ],
timeout=10 )
if i == 0: # In ONOS CLI
self.handle.sendline( "logout" )
self.handle.expect( "\$" )
return main.TRUE
elif i == 1: # not in CLI
return main.TRUE
elif i == 3: # Timeout
return main.FALSE
else:
return main.TRUE
except TypeError:
main.log.exception( self.name + ": Object not as expected" )
return None
except pexpect.EOF:
main.log.error( self.name + ": eof exception found" )
main.log.error( self.name + ": " + self.handle.before )
main.cleanup()
main.exit()
except ValueError:
main.log.error( self.name +
"ValueError exception in logout method" )
except Exception:
main.log.exception( self.name + ": Uncaught exception!" )
main.cleanup()
main.exit()
def setCell( self, cellname ):
"""
Calls 'cell <name>' to set the environment variables on ONOSbench
Before issuing any cli commands, set the environment variable first.
"""
try:
if not cellname:
main.log.error( "Must define cellname" )
main.cleanup()
main.exit()
else:
self.handle.sendline( "cell " + str( cellname ) )
# Expect the cellname in the ONOSCELL variable.
# Note that this variable name is subject to change
# and that this driver will have to change accordingly
self.handle.expect(str(cellname))
handleBefore = self.handle.before
handleAfter = self.handle.after
# Get the rest of the handle
self.handle.sendline("")
self.handle.expect("\$")
handleMore = self.handle.before
main.log.info( "Cell call returned: " + handleBefore +
handleAfter + handleMore )
return main.TRUE
except TypeError:
main.log.exception( self.name + ": Object not as expected" )
return None
except pexpect.EOF:
main.log.error( self.name + ": eof exception found" )
main.log.error( self.name + ": " + self.handle.before )
main.cleanup()
main.exit()
except Exception:
main.log.exception( self.name + ": Uncaught exception!" )
main.cleanup()
main.exit()
def startOnosCli( self, ONOSIp, karafTimeout="",
commandlineTimeout=10, onosStartTimeout=60 ):
"""
karafTimeout is an optional argument. karafTimeout value passed
by user would be used to set the current karaf shell idle timeout.
Note that when ever this property is modified the shell will exit and
the subsequent login would reflect new idle timeout.
Below is an example to start a session with 60 seconds idle timeout
( input value is in milliseconds ):
tValue = "60000"
main.ONOScli1.startOnosCli( ONOSIp, karafTimeout=tValue )
Note: karafTimeout is left as str so that this could be read
and passed to startOnosCli from PARAMS file as str.
"""
try:
self.handle.sendline( "" )
x = self.handle.expect( [
"\$", "onos>" ], commandlineTimeout)
if x == 1:
main.log.info( "ONOS cli is already running" )
return main.TRUE
# Wait for onos start ( -w ) and enter onos cli
self.handle.sendline( "onos -w " + str( ONOSIp ) )
i = self.handle.expect( [
"onos>",
pexpect.TIMEOUT ], onosStartTimeout )
if i == 0:
main.log.info( str( ONOSIp ) + " CLI Started successfully" )
if karafTimeout:
self.handle.sendline(
"config:property-set -p org.apache.karaf.shell\
sshIdleTimeout " +
karafTimeout )
self.handle.expect( "\$" )
self.handle.sendline( "onos -w " + str( ONOSIp ) )
self.handle.expect( "onos>" )
return main.TRUE
else:
# If failed, send ctrl+c to process and try again
main.log.info( "Starting CLI failed. Retrying..." )
self.handle.send( "\x03" )
self.handle.sendline( "onos -w " + str( ONOSIp ) )
i = self.handle.expect( [ "onos>", pexpect.TIMEOUT ],
timeout=30 )
if i == 0:
main.log.info( str( ONOSIp ) + " CLI Started " +
"successfully after retry attempt" )
if karafTimeout:
self.handle.sendline(
"config:property-set -p org.apache.karaf.shell\
sshIdleTimeout " +
karafTimeout )
self.handle.expect( "\$" )
self.handle.sendline( "onos -w " + str( ONOSIp ) )
self.handle.expect( "onos>" )
return main.TRUE
else:
main.log.error( "Connection to CLI " +
str( ONOSIp ) + " timeout" )
return main.FALSE
except TypeError:
main.log.exception( self.name + ": Object not as expected" )
return None
except pexpect.EOF:
main.log.error( self.name + ": EOF exception found" )
main.log.error( self.name + ": " + self.handle.before )
main.cleanup()
main.exit()
except Exception:
main.log.exception( self.name + ": Uncaught exception!" )
main.cleanup()
main.exit()
def log( self, cmdStr, level="" ):
"""
log the commands in the onos CLI.
returns main.TRUE on success
returns main.FALSE if Error occurred
Available level: DEBUG, TRACE, INFO, WARN, ERROR
Level defaults to INFO
"""
try:
lvlStr = ""
if level:
lvlStr = "--level=" + level
self.handle.sendline( "" )
i = self.handle.expect( [ "onos>", pexpect.TIMEOUT ] )
# TODO: look for bash prompt as well
if i == 1:
self.handle.sendline( "" )
self.handle.expect( "onos>" )
self.handle.sendline( "log:log " + lvlStr + " " + cmdStr )
self.handle.expect( "log:log" )
self.handle.expect( "onos>" )
response = self.handle.before
if re.search( "Error", response ):
return main.FALSE
return main.TRUE
except pexpect.TIMEOUT:
main.log.exception( self.name + ": TIMEOUT exception found" )
main.cleanup()
main.exit()
except pexpect.EOF:
main.log.error( self.name + ": EOF exception found" )
main.log.error( self.name + ": " + self.handle.before )
main.cleanup()
main.exit()
except Exception:
main.log.exception( self.name + ": Uncaught exception!" )
main.cleanup()
main.exit()
def sendline( self, cmdStr, debug=False ):
"""
Send a completely user specified string to
the onos> prompt. Use this function if you have
a very specific command to send.
Warning: There are no sanity checking to commands
sent using this method.
"""
try:
logStr = "\"Sending CLI command: '" + cmdStr + "'\""
self.log( logStr )
self.handle.sendline( cmdStr )
i = self.handle.expect( ["onos>", "\$", pexpect.TIMEOUT] )
response = self.handle.before
if i == 2:
self.handle.sendline()
self.handle.expect( ["\$", pexpect.TIMEOUT] )
response += self.handle.before
print response
try:
print self.handle.after
except TypeError:
pass
# TODO: do something with i
main.log.info( "Command '" + str( cmdStr ) + "' sent to "
+ self.name + "." )
if debug:
main.log.debug( self.name + ": Raw output" )
main.log.debug( self.name + ": " + repr( response ) )
# Remove ANSI color control strings from output
ansiEscape = re.compile( r'\x1b[^m]*m' )
response = ansiEscape.sub( '', response )
if debug:
main.log.debug( self.name + ": ansiEscape output" )
main.log.debug( self.name + ": " + repr( response ) )
# Remove extra return chars that get added
response = re.sub( r"\s\r", "", response )
if debug:
main.log.debug( self.name + ": Removed extra returns " +
"from output" )
main.log.debug( self.name + ": " + repr( response ) )
# Strip excess whitespace
response = response.strip()
if debug:
main.log.debug( self.name + ": parsed and stripped output" )
main.log.debug( self.name + ": " + repr( response ) )
# parse for just the output, remove the cmd from response
output = response.split( cmdStr.strip(), 1 )
if debug:
main.log.debug( self.name + ": split output" )
for r in output:
main.log.debug( self.name + ": " + repr( r ) )
return output[1].strip()
except IndexError:
main.log.exception( self.name + ": Object not as expected" )
return None
except TypeError:
main.log.exception( self.name + ": Object not as expected" )
return None
except pexpect.EOF:
main.log.error( self.name + ": EOF exception found" )
main.log.error( self.name + ": " + self.handle.before )
main.cleanup()
main.exit()
except Exception:
main.log.exception( self.name + ": Uncaught exception!" )
main.cleanup()
main.exit()
# IMPORTANT NOTE:
# For all cli commands, naming convention should match
# the cli command changing 'a:b' with 'aB'.
# Ex ) onos:topology > onosTopology
# onos:links > onosLinks
# feature:list > featureList
def addNode( self, nodeId, ONOSIp, tcpPort="" ):
"""
Adds a new cluster node by ID and address information.
Required:
* nodeId
* ONOSIp
Optional:
* tcpPort
"""
try:
cmdStr = "add-node " + str( nodeId ) + " " +\
str( ONOSIp ) + " " + str( tcpPort )
handle = self.sendline( cmdStr )
if re.search( "Error", handle ):
main.log.error( "Error in adding node" )
main.log.error( handle )
return main.FALSE
else:
main.log.info( "Node " + str( ONOSIp ) + " added" )
return main.TRUE
except TypeError:
main.log.exception( self.name + ": Object not as expected" )
return None
except pexpect.EOF:
main.log.error( self.name + ": EOF exception found" )
main.log.error( self.name + ": " + self.handle.before )
main.cleanup()
main.exit()
except Exception:
main.log.exception( self.name + ": Uncaught exception!" )
main.cleanup()
main.exit()
def removeNode( self, nodeId ):
"""
Removes a cluster by ID
Issues command: 'remove-node [<node-id>]'
Required:
* nodeId
"""
try:
cmdStr = "remove-node " + str( nodeId )
handle = self.sendline( cmdStr )
if re.search( "Error", handle ):
main.log.error( "Error in removing node" )
main.log.error( handle )
return main.FALSE
else:
return main.TRUE
except TypeError:
main.log.exception( self.name + ": Object not as expected" )
return None
except pexpect.EOF:
main.log.error( self.name + ": EOF exception found" )
main.log.error( self.name + ": " + self.handle.before )
main.cleanup()
main.exit()
except Exception:
main.log.exception( self.name + ": Uncaught exception!" )
main.cleanup()
main.exit()
def nodes( self, jsonFormat=True):
"""
List the nodes currently visible
Issues command: 'nodes'
Optional argument:
* jsonFormat - boolean indicating if you want output in json
"""
try:
cmdStr = "nodes"
if jsonFormat:
cmdStr += " -j"
output = self.sendline( cmdStr )
return output
except TypeError:
main.log.exception( self.name + ": Object not as expected" )
return None
except pexpect.EOF:
main.log.error( self.name + ": EOF exception found" )
main.log.error( self.name + ": " + self.handle.before )
main.cleanup()
main.exit()
except Exception:
main.log.exception( self.name + ": Uncaught exception!" )
main.cleanup()
main.exit()
def topology( self ):
"""
Definition:
Returns the output of topology command.
Return:
topology = current ONOS topology
"""
try:
cmdStr = "topology -j"
handle = self.sendline( cmdStr )
main.log.info( cmdStr + " returned: " + str( handle ) )
return handle
except TypeError:
main.log.exception( self.name + ": Object not as expected" )
return None
except pexpect.EOF:
main.log.error( self.name + ": EOF exception found" )
main.log.error( self.name + ": " + self.handle.before )
main.cleanup()
main.exit()
except Exception:
main.log.exception( self.name + ": Uncaught exception!" )
main.cleanup()
main.exit()
def featureInstall( self, featureStr ):
"""
Installs a specified feature by issuing command:
'feature:install <feature_str>'
NOTE: This is now deprecated, you should use the activateApp method
instead
"""
try:
cmdStr = "feature:install " + str( featureStr )
handle = self.sendline( cmdStr )
if re.search( "Error", handle ):
main.log.error( "Error in installing feature" )
main.log.error( handle )
return main.FALSE
else:
return main.TRUE
except TypeError:
main.log.exception( self.name + ": Object not as expected" )
return None
except pexpect.EOF:
main.log.error( self.name + ": EOF exception found" )
main.log.error( self.name + ": " + self.handle.before )
main.log.report( "Failed to install feature" )
main.log.report( "Exiting test" )
main.cleanup()
main.exit()
except Exception:
main.log.exception( self.name + ": Uncaught exception!" )
main.log.report( "Failed to install feature" )
main.log.report( "Exiting test" )
main.cleanup()
main.exit()
def featureUninstall( self, featureStr ):
"""
Uninstalls a specified feature by issuing command:
'feature:uninstall <feature_str>'
NOTE: This is now deprecated, you should use the deactivateApp method
instead
"""
try:
cmdStr = 'feature:list -i | grep "' + featureStr + '"'
handle = self.sendline( cmdStr )
if handle != '':
cmdStr = "feature:uninstall " + str( featureStr )
output = self.sendline( cmdStr )
# TODO: Check for possible error responses from karaf
else:
main.log.info( "Feature needs to be installed before " +
"uninstalling it" )
return main.TRUE
if re.search( "Error", output ):
main.log.error( "Error in uninstalling feature" )
main.log.error( output )
return main.FALSE
else:
return main.TRUE
except TypeError:
main.log.exception( self.name + ": Object not as expected" )
return None
except pexpect.EOF:
main.log.error( self.name + ": EOF exception found" )
main.log.error( self.name + ": " + self.handle.before )
main.cleanup()
main.exit()
except Exception:
main.log.exception( self.name + ": Uncaught exception!" )
main.cleanup()
main.exit()
def deviceRemove( self, deviceId ):
"""
Removes particular device from storage
TODO: refactor this function
"""
try:
cmdStr = "device-remove " + str( deviceId )
handle = self.sendline( cmdStr )
if re.search( "Error", handle ):
main.log.error( "Error in removing device" )
main.log.error( handle )
return main.FALSE
else:
return main.TRUE
except TypeError:
main.log.exception( self.name + ": Object not as expected" )
return None
except pexpect.EOF:
main.log.error( self.name + ": EOF exception found" )
main.log.error( self.name + ": " + self.handle.before )
main.cleanup()
main.exit()
except Exception:
main.log.exception( self.name + ": Uncaught exception!" )
main.cleanup()
main.exit()
def devices( self, jsonFormat=True ):
"""
Lists all infrastructure devices or switches
Optional argument:
* jsonFormat - boolean indicating if you want output in json
"""
try:
cmdStr = "devices"
if jsonFormat:
cmdStr += " -j"
handle = self.sendline( cmdStr )
return handle
except TypeError:
main.log.exception( self.name + ": Object not as expected" )
return None
except pexpect.EOF:
main.log.error( self.name + ": EOF exception found" )
main.log.error( self.name + ": " + self.handle.before )
main.cleanup()
main.exit()
except Exception:
main.log.exception( self.name + ": Uncaught exception!" )
main.cleanup()
main.exit()
def balanceMasters( self ):
"""
This balances the devices across all controllers
by issuing command: 'onos> onos:balance-masters'
If required this could be extended to return devices balanced output.
"""
try:
cmdStr = "onos:balance-masters"
handle = self.sendline( cmdStr )
if re.search( "Error", handle ):
main.log.error( "Error in balancing masters" )
main.log.error( handle )
return main.FALSE
else:
return main.TRUE
except TypeError:
main.log.exception( self.name + ": Object not as expected" )
return None
except pexpect.EOF:
main.log.error( self.name + ": EOF exception found" )
main.log.error( self.name + ": " + self.handle.before )
main.cleanup()
main.exit()
except Exception:
main.log.exception( self.name + ": Uncaught exception!" )
main.cleanup()
main.exit()
def links( self, jsonFormat=True ):
"""
Lists all core links
Optional argument:
* jsonFormat - boolean indicating if you want output in json
"""
try:
cmdStr = "links"
if jsonFormat:
cmdStr += " -j"
handle = self.sendline( cmdStr )
return handle
except TypeError:
main.log.exception( self.name + ": Object not as expected" )
return None
except pexpect.EOF:
main.log.error( self.name + ": EOF exception found" )
main.log.error( self.name + ": " + self.handle.before )
main.cleanup()
main.exit()
except Exception:
main.log.exception( self.name + ": Uncaught exception!" )
main.cleanup()
main.exit()
def ports( self, jsonFormat=True ):
"""
Lists all ports
Optional argument:
* jsonFormat - boolean indicating if you want output in json
"""
try:
cmdStr = "ports"
if jsonFormat:
cmdStr += " -j"
handle = self.sendline( cmdStr )
return handle
except TypeError:
main.log.exception( self.name + ": Object not as expected" )
return None
except pexpect.EOF:
main.log.error( self.name + ": EOF exception found" )
main.log.error( self.name + ": " + self.handle.before )
main.cleanup()
main.exit()
except Exception:
main.log.exception( self.name + ": Uncaught exception!" )
main.cleanup()
main.exit()
def roles( self, jsonFormat=True ):
"""
Lists all devices and the controllers with roles assigned to them
Optional argument:
* jsonFormat - boolean indicating if you want output in json
"""
try:
cmdStr = "roles"
if jsonFormat:
cmdStr += " -j"
handle = self.sendline( cmdStr )
return handle
except TypeError:
main.log.exception( self.name + ": Object not as expected" )
return None
except pexpect.EOF:
main.log.error( self.name + ": EOF exception found" )
main.log.error( self.name + ": " + self.handle.before )
main.cleanup()
main.exit()
except Exception:
main.log.exception( self.name + ": Uncaught exception!" )
main.cleanup()
main.exit()
def getRole( self, deviceId ):
"""
Given the a string containing the json representation of the "roles"
cli command and a partial or whole device id, returns a json object
containing the roles output for the first device whose id contains
"device_id"
Returns:
A dict of the role assignments for the given device or
None if no match
"""
try:
if deviceId is None:
return None
else:
rawRoles = self.roles()
rolesJson = json.loads( rawRoles )
# search json for the device with id then return the device
for device in rolesJson:
# print device
if str( deviceId ) in device[ 'id' ]:
return device
return None
except TypeError:
main.log.exception( self.name + ": Object not as expected" )
return None
except pexpect.EOF:
main.log.error( self.name + ": EOF exception found" )
main.log.error( self.name + ": " + self.handle.before )
main.cleanup()
main.exit()
except Exception:
main.log.exception( self.name + ": Uncaught exception!" )
main.cleanup()
main.exit()
def rolesNotNull( self ):
"""
Iterates through each device and checks if there is a master assigned
Returns: main.TRUE if each device has a master
main.FALSE any device has no master
"""
try:
rawRoles = self.roles()
rolesJson = json.loads( rawRoles )
# search json for the device with id then return the device
for device in rolesJson:
# print device
if device[ 'master' ] == "none":
main.log.warn( "Device has no master: " + str( device ) )
return main.FALSE
return main.TRUE
except TypeError:
main.log.exception( self.name + ": Object not as expected" )
return None
except pexpect.EOF:
main.log.error( self.name + ": EOF exception found" )
main.log.error( self.name + ": " + self.handle.before )
main.cleanup()
main.exit()
except Exception:
main.log.exception( self.name + ": Uncaught exception!" )
main.cleanup()
main.exit()
def paths( self, srcId, dstId ):
"""
Returns string of paths, and the cost.
Issues command: onos:paths <src> <dst>
"""
try:
cmdStr = "onos:paths " + str( srcId ) + " " + str( dstId )
handle = self.sendline( cmdStr )
if re.search( "Error", handle ):
main.log.error( "Error in getting paths" )
return ( handle, "Error" )
else:
path = handle.split( ";" )[ 0 ]
cost = handle.split( ";" )[ 1 ]
return ( path, cost )
except TypeError:
main.log.exception( self.name + ": Object not as expected" )
return ( handle, "Error" )
except pexpect.EOF:
main.log.error( self.name + ": EOF exception found" )
main.log.error( self.name + ": " + self.handle.before )
main.cleanup()
main.exit()
except Exception:
main.log.exception( self.name + ": Uncaught exception!" )
main.cleanup()
main.exit()
def hosts( self, jsonFormat=True ):
"""
Lists all discovered hosts
Optional argument:
* jsonFormat - boolean indicating if you want output in json
"""
try:
cmdStr = "hosts"
if jsonFormat:
cmdStr += " -j"
handle = self.sendline( cmdStr )
return handle
except TypeError:
main.log.exception( self.name + ": Object not as expected" )
return None
except pexpect.EOF:
main.log.error( self.name + ": EOF exception found" )
main.log.error( self.name + ": " + self.handle.before )
main.cleanup()
main.exit()
except Exception:
main.log.exception( self.name + ": Uncaught exception!" )
main.cleanup()
main.exit()
def getHost( self, mac ):
"""
Return the first host from the hosts api whose 'id' contains 'mac'
Note: mac must be a colon separated mac address, but could be a
partial mac address
Return None if there is no match
"""
try:
if mac is None:
return None
else:
mac = mac
rawHosts = self.hosts()
hostsJson = json.loads( rawHosts )
# search json for the host with mac then return the device
for host in hostsJson:
# print "%s in %s?" % ( mac, host[ 'id' ] )
if not host:
pass
elif mac in host[ 'id' ]:
return host
return None
except TypeError:
main.log.exception( self.name + ": Object not as expected" )
return None
except pexpect.EOF:
main.log.error( self.name + ": EOF exception found" )
main.log.error( self.name + ": " + self.handle.before )
main.cleanup()
main.exit()
except Exception:
main.log.exception( self.name + ": Uncaught exception!" )
main.cleanup()
main.exit()
def getHostsId( self, hostList ):
"""
Obtain list of hosts
Issues command: 'onos> hosts'
Required:
* hostList: List of hosts obtained by Mininet
IMPORTANT:
This function assumes that you started your
topology with the option '--mac'.
Furthermore, it assumes that value of VLAN is '-1'
Description:
Converts mininet hosts ( h1, h2, h3... ) into
ONOS format ( 00:00:00:00:00:01/-1 , ... )
"""
try:
onosHostList = []
for host in hostList:
host = host.replace( "h", "" )
hostHex = hex( int( host ) ).zfill( 12 )
hostHex = str( hostHex ).replace( 'x', '0' )
i = iter( str( hostHex ) )
hostHex = ":".join( a + b for a, b in zip( i, i ) )
hostHex = hostHex + "/-1"
onosHostList.append( hostHex )
return onosHostList
except TypeError:
main.log.exception( self.name + ": Object not as expected" )
return None
except pexpect.EOF:
main.log.error( self.name + ": EOF exception found" )
main.log.error( self.name + ": " + self.handle.before )
main.cleanup()
main.exit()
except Exception:
main.log.exception( self.name + ": Uncaught exception!" )
main.cleanup()
main.exit()
def addHostIntent( self, hostIdOne, hostIdTwo ):
"""
Required:
* hostIdOne: ONOS host id for host1
* hostIdTwo: ONOS host id for host2
Description:
Adds a host-to-host intent ( bidirectional ) by
specifying the two hosts.
Returns:
A string of the intent id or None on Error
"""
try:
cmdStr = "add-host-intent " + str( hostIdOne ) +\
" " + str( hostIdTwo )
handle = self.sendline( cmdStr )
if re.search( "Error", handle ):
main.log.error( "Error in adding Host intent" )
main.log.debug( "Response from ONOS was: " + repr( handle ) )
return None
else:
main.log.info( "Host intent installed between " +
str( hostIdOne ) + " and " + str( hostIdTwo ) )
match = re.search('id=0x([\da-f]+),', handle)
if match:
return match.group()[3:-1]
else:
main.log.error( "Error, intent ID not found" )
main.log.debug( "Response from ONOS was: " +
repr( handle ) )
return None
except TypeError:
main.log.exception( self.name + ": Object not as expected" )
return None
except pexpect.EOF:
main.log.error( self.name + ": EOF exception found" )
main.log.error( self.name + ": " + self.handle.before )
main.cleanup()
main.exit()
except Exception:
main.log.exception( self.name + ": Uncaught exception!" )
main.cleanup()
main.exit()
def addOpticalIntent( self, ingressDevice, egressDevice ):
"""
Required:
* ingressDevice: device id of ingress device
* egressDevice: device id of egress device
Optional:
TODO: Still needs to be implemented via dev side
Description:
Adds an optical intent by specifying an ingress and egress device
Returns:
A string of the intent id or None on error
"""
try:
cmdStr = "add-optical-intent " + str( ingressDevice ) +\
" " + str( egressDevice )
handle = self.sendline( cmdStr )
# If error, return error message
if re.search( "Error", handle ):
main.log.error( "Error in adding Optical intent" )
return None
else:
main.log.info( "Optical intent installed between " +
str( ingressDevice ) + " and " +
str( egressDevice ) )
match = re.search('id=0x([\da-f]+),', handle)
if match:
return match.group()[3:-1]
else:
main.log.error( "Error, intent ID not found" )
return None
except TypeError:
main.log.exception( self.name + ": Object not as expected" )
return None
except pexpect.EOF:
main.log.error( self.name + ": EOF exception found" )
main.log.error( self.name + ": " + self.handle.before )
main.cleanup()
main.exit()
except Exception:
main.log.exception( self.name + ": Uncaught exception!" )
main.cleanup()
main.exit()
def addPointIntent(
self,
ingressDevice,
egressDevice,
portIngress="",
portEgress="",
ethType="",
ethSrc="",
ethDst="",
bandwidth="",
lambdaAlloc=False,
ipProto="",
ipSrc="",
ipDst="",
tcpSrc="",
tcpDst="" ):
"""
Required:
* ingressDevice: device id of ingress device
* egressDevice: device id of egress device
Optional:
* ethType: specify ethType
* ethSrc: specify ethSrc ( i.e. src mac addr )
* ethDst: specify ethDst ( i.e. dst mac addr )
* bandwidth: specify bandwidth capacity of link
* lambdaAlloc: if True, intent will allocate lambda
for the specified intent
* ipProto: specify ip protocol
* ipSrc: specify ip source address
* ipDst: specify ip destination address
* tcpSrc: specify tcp source port
* tcpDst: specify tcp destination port
Description:
Adds a point-to-point intent ( uni-directional ) by
specifying device id's and optional fields
Returns:
A string of the intent id or None on error
NOTE: This function may change depending on the
options developers provide for point-to-point
intent via cli
"""
try:
# If there are no optional arguments
if not ethType and not ethSrc and not ethDst\
and not bandwidth and not lambdaAlloc \
and not ipProto and not ipSrc and not ipDst \
and not tcpSrc and not tcpDst:
cmd = "add-point-intent"
else:
cmd = "add-point-intent"
if ethType:
cmd += " --ethType " + str( ethType )
if ethSrc:
cmd += " --ethSrc " + str( ethSrc )
if ethDst:
cmd += " --ethDst " + str( ethDst )
if bandwidth:
cmd += " --bandwidth " + str( bandwidth )
if lambdaAlloc:
cmd += " --lambda "
if ipProto:
cmd += " --ipProto " + str( ipProto )
if ipSrc:
cmd += " --ipSrc " + str( ipSrc )
if ipDst:
cmd += " --ipDst " + str( ipDst )
if tcpSrc:
cmd += " --tcpSrc " + str( tcpSrc )
if tcpDst:
cmd += " --tcpDst " + str( tcpDst )
# Check whether the user appended the port
# or provided it as an input
if "/" in ingressDevice:
cmd += " " + str( ingressDevice )
else:
if not portIngress:
main.log.error( "You must specify the ingress port" )
# TODO: perhaps more meaningful return
# Would it make sense to throw an exception and exit
# the test?
return None
cmd += " " + \
str( ingressDevice ) + "/" +\
str( portIngress ) + " "
if "/" in egressDevice:
cmd += " " + str( egressDevice )
else:
if not portEgress:
main.log.error( "You must specify the egress port" )
return None
cmd += " " +\
str( egressDevice ) + "/" +\
str( portEgress )
handle = self.sendline( cmd )
# If error, return error message
if re.search( "Error", handle ):
main.log.error( "Error in adding point-to-point intent" )
return None
else:
# TODO: print out all the options in this message?
main.log.info( "Point-to-point intent installed between " +
str( ingressDevice ) + " and " +
str( egressDevice ) )
match = re.search('id=0x([\da-f]+),', handle)
if match:
return match.group()[3:-1]
else:
main.log.error( "Error, intent ID not found" )
return None
except TypeError:
main.log.exception( self.name + ": Object not as expected" )
return None
except pexpect.EOF:
main.log.error( self.name + ": EOF exception found" )
main.log.error( self.name + ": " + self.handle.before )
main.cleanup()
main.exit()
except Exception:
main.log.exception( self.name + ": Uncaught exception!" )
main.cleanup()
main.exit()
def addMultipointToSinglepointIntent(
self,
ingressDeviceList,
egressDevice,
portIngressList=None,
portEgress="",
ethType="",
ethSrc="",
ethDst="",
bandwidth="",
lambdaAlloc=False,
ipProto="",
ipSrc="",
ipDst="",
tcpSrc="",
tcpDst="",
setEthSrc="",
setEthDst="" ):
"""
Note:
This function assumes the format of all ingress devices
is same. That is, all ingress devices include port numbers
with a "/" or all ingress devices could specify device
ids and port numbers seperately.
Required:
* ingressDeviceList: List of device ids of ingress device
( Atleast 2 ingress devices required in the list )
* egressDevice: device id of egress device
Optional:
* ethType: specify ethType
* ethSrc: specify ethSrc ( i.e. src mac addr )
* ethDst: specify ethDst ( i.e. dst mac addr )
* bandwidth: specify bandwidth capacity of link
* lambdaAlloc: if True, intent will allocate lambda
for the specified intent
* ipProto: specify ip protocol
* ipSrc: specify ip source address
* ipDst: specify ip destination address
* tcpSrc: specify tcp source port
* tcpDst: specify tcp destination port
* setEthSrc: action to Rewrite Source MAC Address
* setEthDst: action to Rewrite Destination MAC Address
Description:
Adds a multipoint-to-singlepoint intent ( uni-directional ) by
specifying device id's and optional fields
Returns:
A string of the intent id or None on error
NOTE: This function may change depending on the
options developers provide for multipoint-to-singlepoint
intent via cli
"""
try:
# If there are no optional arguments
if not ethType and not ethSrc and not ethDst\
and not bandwidth and not lambdaAlloc\
and not ipProto and not ipSrc and not ipDst\
and not tcpSrc and not tcpDst and not setEthSrc\
and not setEthDst:
cmd = "add-multi-to-single-intent"
else:
cmd = "add-multi-to-single-intent"
if ethType:
cmd += " --ethType " + str( ethType )
if ethSrc:
cmd += " --ethSrc " + str( ethSrc )
if ethDst:
cmd += " --ethDst " + str( ethDst )
if bandwidth:
cmd += " --bandwidth " + str( bandwidth )
if lambdaAlloc:
cmd += " --lambda "
if ipProto:
cmd += " --ipProto " + str( ipProto )
if ipSrc:
cmd += " --ipSrc " + str( ipSrc )
if ipDst:
cmd += " --ipDst " + str( ipDst )
if tcpSrc:
cmd += " --tcpSrc " + str( tcpSrc )
if tcpDst:
cmd += " --tcpDst " + str( tcpDst )
if setEthSrc:
cmd += " --setEthSrc " + str( setEthSrc )
if setEthDst:
cmd += " --setEthDst " + str( setEthDst )
# Check whether the user appended the port
# or provided it as an input
if portIngressList is None:
for ingressDevice in ingressDeviceList:
if "/" in ingressDevice:
cmd += " " + str( ingressDevice )
else:
main.log.error( "You must specify " +
"the ingress port" )
# TODO: perhaps more meaningful return
return main.FALSE
else:
if len( ingressDeviceList ) == len( portIngressList ):
for ingressDevice, portIngress in zip( ingressDeviceList,
portIngressList ):
cmd += " " + \
str( ingressDevice ) + "/" +\
str( portIngress ) + " "
else:
main.log.error( "Device list and port list does not " +
"have the same length" )
return main.FALSE
if "/" in egressDevice:
cmd += " " + str( egressDevice )
else:
if not portEgress:
main.log.error( "You must specify " +
"the egress port" )
return main.FALSE
cmd += " " +\
str( egressDevice ) + "/" +\
str( portEgress )
handle = self.sendline( cmd )
# If error, return error message
if re.search( "Error", handle ):
main.log.error( "Error in adding multipoint-to-singlepoint " +
"intent" )
return None
else:
match = re.search('id=0x([\da-f]+),', handle)
if match:
return match.group()[3:-1]
else:
main.log.error( "Error, intent ID not found" )
return None
except TypeError:
main.log.exception( self.name + ": Object not as expected" )
return None
except pexpect.EOF:
main.log.error( self.name + ": EOF exception found" )
main.log.error( self.name + ": " + self.handle.before )
main.cleanup()
main.exit()
except Exception:
main.log.exception( self.name + ": Uncaught exception!" )
main.cleanup()
main.exit()
def addSinglepointToMultipointIntent(
self,
ingressDevice,
egressDeviceList,
portIngress="",
portEgressList=None,
ethType="",
ethSrc="",
ethDst="",
bandwidth="",
lambdaAlloc=False,
ipProto="",
ipSrc="",
ipDst="",
tcpSrc="",
tcpDst="",
setEthSrc="",
setEthDst="" ):
"""
Note:
This function assumes the format of all egress devices
is same. That is, all egress devices include port numbers
with a "/" or all egress devices could specify device
ids and port numbers seperately.
Required:
* EgressDeviceList: List of device ids of egress device
( Atleast 2 eress devices required in the list )
* ingressDevice: device id of ingress device
Optional:
* ethType: specify ethType
* ethSrc: specify ethSrc ( i.e. src mac addr )
* ethDst: specify ethDst ( i.e. dst mac addr )
* bandwidth: specify bandwidth capacity of link
* lambdaAlloc: if True, intent will allocate lambda
for the specified intent
* ipProto: specify ip protocol
* ipSrc: specify ip source address
* ipDst: specify ip destination address
* tcpSrc: specify tcp source port
* tcpDst: specify tcp destination port
* setEthSrc: action to Rewrite Source MAC Address
* setEthDst: action to Rewrite Destination MAC Address
Description:
Adds a singlepoint-to-multipoint intent ( uni-directional ) by
specifying device id's and optional fields
Returns:
A string of the intent id or None on error
NOTE: This function may change depending on the
options developers provide for singlepoint-to-multipoint
intent via cli
"""
try:
# If there are no optional arguments
if not ethType and not ethSrc and not ethDst\
and not bandwidth and not lambdaAlloc\
and not ipProto and not ipSrc and not ipDst\
and not tcpSrc and not tcpDst and not setEthSrc\
and not setEthDst:
cmd = "add-single-to-multi-intent"
else:
cmd = "add-single-to-multi-intent"
if ethType:
cmd += " --ethType " + str( ethType )
if ethSrc:
cmd += " --ethSrc " + str( ethSrc )
if ethDst:
cmd += " --ethDst " + str( ethDst )
if bandwidth:
cmd += " --bandwidth " + str( bandwidth )
if lambdaAlloc:
cmd += " --lambda "
if ipProto:
cmd += " --ipProto " + str( ipProto )
if ipSrc:
cmd += " --ipSrc " + str( ipSrc )
if ipDst:
cmd += " --ipDst " + str( ipDst )
if tcpSrc:
cmd += " --tcpSrc " + str( tcpSrc )
if tcpDst:
cmd += " --tcpDst " + str( tcpDst )
if setEthSrc:
cmd += " --setEthSrc " + str( setEthSrc )
if setEthDst:
cmd += " --setEthDst " + str( setEthDst )
# Check whether the user appended the port
# or provided it as an input
if "/" in ingressDevice:
cmd += " " + str( ingressDevice )
else:
if not portIngress:
main.log.error( "You must specify " +
"the Ingress port" )
return main.FALSE
cmd += " " +\
str( ingressDevice ) + "/" +\
str( portIngress )
if portEgressList is None:
for egressDevice in egressDeviceList:
if "/" in egressDevice:
cmd += " " + str( egressDevice )
else:
main.log.error( "You must specify " +
"the egress port" )
# TODO: perhaps more meaningful return
return main.FALSE
else:
if len( egressDeviceList ) == len( portEgressList ):
for egressDevice, portEgress in zip( egressDeviceList,
portEgressList ):
cmd += " " + \
str( egressDevice ) + "/" +\
str( portEgress )
else:
main.log.error( "Device list and port list does not " +
"have the same length" )
return main.FALSE
handle = self.sendline( cmd )
# If error, return error message
if re.search( "Error", handle ):
main.log.error( "Error in adding singlepoint-to-multipoint " +
"intent" )
return None
else:
match = re.search('id=0x([\da-f]+),', handle)
if match:
return match.group()[3:-1]
else:
main.log.error( "Error, intent ID not found" )
return None
except TypeError:
main.log.exception( self.name + ": Object not as expected" )
return None
except pexpect.EOF:
main.log.error( self.name + ": EOF exception found" )
main.log.error( self.name + ": " + self.handle.before )
main.cleanup()
main.exit()
except Exception:
main.log.exception( self.name + ": Uncaught exception!" )
main.cleanup()
main.exit()
def addMplsIntent(
self,
ingressDevice,
egressDevice,
ingressPort="",
egressPort="",
ethType="",
ethSrc="",
ethDst="",
bandwidth="",
lambdaAlloc=False,
ipProto="",
ipSrc="",
ipDst="",
tcpSrc="",
tcpDst="",
ingressLabel="",
egressLabel="",
priority=""):
"""
Required:
* ingressDevice: device id of ingress device
* egressDevice: device id of egress device
Optional:
* ethType: specify ethType
* ethSrc: specify ethSrc ( i.e. src mac addr )
* ethDst: specify ethDst ( i.e. dst mac addr )
* bandwidth: specify bandwidth capacity of link
* lambdaAlloc: if True, intent will allocate lambda
for the specified intent
* ipProto: specify ip protocol
* ipSrc: specify ip source address
* ipDst: specify ip destination address
* tcpSrc: specify tcp source port
* tcpDst: specify tcp destination port
* ingressLabel: Ingress MPLS label
* egressLabel: Egress MPLS label
Description:
Adds MPLS intent by
specifying device id's and optional fields
Returns:
A string of the intent id or None on error
NOTE: This function may change depending on the
options developers provide for MPLS
intent via cli
"""
try:
# If there are no optional arguments
if not ethType and not ethSrc and not ethDst\
and not bandwidth and not lambdaAlloc \
and not ipProto and not ipSrc and not ipDst \
and not tcpSrc and not tcpDst and not ingressLabel \
and not egressLabel:
cmd = "add-mpls-intent"
else:
cmd = "add-mpls-intent"
if ethType:
cmd += " --ethType " + str( ethType )
if ethSrc:
cmd += " --ethSrc " + str( ethSrc )
if ethDst:
cmd += " --ethDst " + str( ethDst )
if bandwidth:
cmd += " --bandwidth " + str( bandwidth )
if lambdaAlloc:
cmd += " --lambda "
if ipProto:
cmd += " --ipProto " + str( ipProto )
if ipSrc:
cmd += " --ipSrc " + str( ipSrc )
if ipDst:
cmd += " --ipDst " + str( ipDst )
if tcpSrc:
cmd += " --tcpSrc " + str( tcpSrc )
if tcpDst:
cmd += " --tcpDst " + str( tcpDst )
if ingressLabel:
cmd += " --ingressLabel " + str( ingressLabel )
if egressLabel:
cmd += " --egressLabel " + str( egressLabel )
if priority:
cmd += " --priority " + str( priority )
# Check whether the user appended the port
# or provided it as an input
if "/" in ingressDevice:
cmd += " " + str( ingressDevice )
else:
if not ingressPort:
main.log.error( "You must specify the ingress port" )
return None
cmd += " " + \
str( ingressDevice ) + "/" +\
str( ingressPort ) + " "
if "/" in egressDevice:
cmd += " " + str( egressDevice )
else:
if not egressPort:
main.log.error( "You must specify the egress port" )
return None
cmd += " " +\
str( egressDevice ) + "/" +\
str( egressPort )
handle = self.sendline( cmd )
# If error, return error message
if re.search( "Error", handle ):
main.log.error( "Error in adding mpls intent" )
return None
else:
# TODO: print out all the options in this message?
main.log.info( "MPLS intent installed between " +
str( ingressDevice ) + " and " +
str( egressDevice ) )
match = re.search('id=0x([\da-f]+),', handle)
if match:
return match.group()[3:-1]
else:
main.log.error( "Error, intent ID not found" )
return None
except TypeError:
main.log.exception( self.name + ": Object not as expected" )
return None
except pexpect.EOF:
main.log.error( self.name + ": EOF exception found" )
main.log.error( self.name + ": " + self.handle.before )
main.cleanup()
main.exit()
except Exception:
main.log.exception( self.name + ": Uncaught exception!" )
main.cleanup()
main.exit()
def removeIntent( self, intentId, app='org.onosproject.cli',
purge=False, sync=False ):
"""
Remove intent for specified application id and intent id
Optional args:-
-s or --sync: Waits for the removal before returning
-p or --purge: Purge the intent from the store after removal
Returns:
main.False on error and
cli output otherwise
"""
try:
cmdStr = "remove-intent"
if purge:
cmdStr += " -p"
if sync:
cmdStr += " -s"
cmdStr += " " + app + " " + str( intentId )
handle = self.sendline( cmdStr )
if re.search( "Error", handle ):
main.log.error( "Error in removing intent" )
return main.FALSE
else:
# TODO: Should this be main.TRUE
return handle
except TypeError:
main.log.exception( self.name + ": Object not as expected" )
return None
except pexpect.EOF:
main.log.error( self.name + ": EOF exception found" )
main.log.error( self.name + ": " + self.handle.before )
main.cleanup()
main.exit()
except Exception:
main.log.exception( self.name + ": Uncaught exception!" )
main.cleanup()
main.exit()
def routes( self, jsonFormat=False ):
"""
NOTE: This method should be used after installing application:
onos-app-sdnip
Optional:
* jsonFormat: enable output formatting in json
Description:
Obtain all routes in the system
"""
try:
cmdStr = "routes"
if jsonFormat:
cmdStr += " -j"
handle = self.sendline( cmdStr )
return handle
except TypeError:
main.log.exception( self.name + ": Object not as expected" )
return None
except pexpect.EOF:
main.log.error( self.name + ": EOF exception found" )
main.log.error( self.name + ": " + self.handle.before )
main.cleanup()
main.exit()
except Exception:
main.log.exception( self.name + ": Uncaught exception!" )
main.cleanup()
main.exit()
def intents( self, jsonFormat=True ):
"""
Optional:
* jsonFormat: enable output formatting in json
Description:
Obtain intents currently installed
"""
try:
cmdStr = "intents"
if jsonFormat:
cmdStr += " -j"
handle = self.sendline( cmdStr )
return handle
except TypeError:
main.log.exception( self.name + ": Object not as expected" )
return None
except pexpect.EOF:
main.log.error( self.name + ": EOF exception found" )
main.log.error( self.name + ": " + self.handle.before )
main.cleanup()
main.exit()
except Exception:
main.log.exception( self.name + ": Uncaught exception!" )
main.cleanup()
main.exit()
def getIntentState(self, intentsId, intentsJson=None):
"""
Check intent state.
Accepts a single intent ID (string type) or a list of intent IDs.
Returns the state(string type) of the id if a single intent ID is
accepted.
Returns a dictionary with intent IDs as the key and its
corresponding states as the values
Parameters:
intentId: intent ID (string type)
intentsJson: parsed json object from the onos:intents api
Returns:
state = An intent's state- INSTALL,WITHDRAWN etc.
stateDict = Dictionary of intent's state. intent ID as the keys and
state as the values.
"""
try:
state = "State is Undefined"
if not intentsJson:
intentsJsonTemp = json.loads( self.intents() )
else:
intentsJsonTemp = json.loads( intentsJson )
if isinstance( intentsId, types.StringType ):
for intent in intentsJsonTemp:
if intentsId == intent[ 'id' ]:
state = intent[ 'state' ]
return state
main.log.info( "Cannot find intent ID" + str( intentsId ) +
" on the list" )
return state
elif isinstance( intentsId, types.ListType ):
dictList = []
for i in xrange( len( intentsId ) ):
stateDict = {}
for intents in intentsJsonTemp:
if intentsId[ i ] == intents[ 'id' ]:
stateDict[ 'state' ] = intents[ 'state' ]
stateDict[ 'id' ] = intentsId[ i ]
dictList.append( stateDict )
break
if len( intentsId ) != len( dictList ):
main.log.info( "Cannot find some of the intent ID state" )
return dictList
else:
main.log.info( "Invalid intents ID entry" )
return None
except TypeError:
main.log.exception( self.name + ": Object not as expected" )
return None
except pexpect.EOF:
main.log.error( self.name + ": EOF exception found" )
main.log.error( self.name + ": " + self.handle.before )
main.cleanup()
main.exit()
except Exception:
main.log.exception( self.name + ": Uncaught exception!" )
main.cleanup()
main.exit()
def checkIntentState( self, intentsId, expectedState = 'INSTALLED' ):
"""
Description:
Check intents state
Required:
intentsId - List of intents ID to be checked
Optional:
expectedState - Check this expected state of each intents state
in the list. Defaults to INSTALLED
Return:
Returns main.TRUE only if all intent are the same as expectedState,
, otherwise,returns main.FALSE.
"""
try:
# Generating a dictionary: intent id as a key and state as value
intentsDict = self.getIntentState( intentsId )
#print "len of intentsDict ", str( len( intentsDict ) )
if len( intentsId ) != len( intentsDict ):
main.log.info( self.name + "There is something wrong " +
"getting intents state" )
return main.FALSE
returnValue = main.TRUE
for intents in intentsDict:
if intents.get( 'state' ) != expectedState:
main.log.info( self.name + " : " + intents.get( 'id' ) +
" actual state = " + intents.get( 'state' )
+ " does not equal expected state = "
+ expectedState )
returnValue = main.FALSE
if returnValue == main.TRUE:
main.log.info( self.name + ": All " +
str( len( intentsDict ) ) +
" intents are in " + expectedState + " state")
return returnValue
except TypeError:
main.log.exception( self.name + ": Object not as expected" )
return None
except pexpect.EOF:
main.log.error( self.name + ": EOF exception found" )
main.log.error( self.name + ": " + self.handle.before )
main.cleanup()
main.exit()
except Exception:
main.log.exception( self.name + ": Uncaught exception!" )
main.cleanup()
main.exit()
def flows( self, jsonFormat=True ):
"""
Optional:
* jsonFormat: enable output formatting in json
Description:
Obtain flows currently installed
"""
try:
cmdStr = "flows"
if jsonFormat:
cmdStr += " -j"
handle = self.sendline( cmdStr )
if re.search( "Error:", handle ):
main.log.error( self.name + ".flows() response: " +
str( handle ) )
return handle
except TypeError:
main.log.exception( self.name + ": Object not as expected" )
return None
except pexpect.EOF:
main.log.error( self.name + ": EOF exception found" )
main.log.error( self.name + ": " + self.handle.before )
main.cleanup()
main.exit()
except Exception:
main.log.exception( self.name + ": Uncaught exception!" )
main.cleanup()
main.exit()
def checkFlowsState( self ):
"""
Description:
Check the if all the current flows are in ADDED state or
PENDING_ADD state
Return:
returnValue - Returns main.TRUE only if all flows are in
ADDED state or PENDING_ADD, return main.FALSE
otherwise.
"""
try:
tempFlows = json.loads( self.flows() )
#print tempFlows[0]
returnValue = main.TRUE
for device in tempFlows:
for flow in device.get( 'flows' ):
if flow.get( 'state' ) != 'ADDED' and flow.get( 'state' ) != \
'PENDING_ADD':
main.log.info( self.name + ": flow Id: " +
flow.get( 'groupId' ) +
" | state:" + flow.get( 'state' ) )
returnValue = main.FALSE
return returnValue
except TypeError:
main.log.exception( self.name + ": Object not as expected" )
return None
except pexpect.EOF:
main.log.error( self.name + ": EOF exception found" )
main.log.error( self.name + ": " + self.handle.before )
main.cleanup()
main.exit()
except Exception:
main.log.exception( self.name + ": Uncaught exception!" )
main.cleanup()
main.exit()
def pushTestIntents( self, dpidSrc, dpidDst, numIntents,
numMult="", appId="", report=True ):
"""
Description:
Push a number of intents in a batch format to
a specific point-to-point intent definition
Required:
* dpidSrc: specify source dpid
* dpidDst: specify destination dpid
* numIntents: specify number of intents to push
Optional:
* numMult: number multiplier for multiplying
the number of intents specified
* appId: specify the application id init to further
modularize the intents
* report: default True, returns latency information
"""
try:
cmd = "push-test-intents " +\
str( dpidSrc ) + " " + str( dpidDst ) + " " +\
str( numIntents )
if numMult:
cmd += " " + str( numMult )
# If app id is specified, then numMult
# must exist because of the way this command
if appId:
cmd += " " + str( appId )
handle = self.sendline( cmd )
if report:
latResult = []
main.log.info( handle )
# Split result by newline
newline = handle.split( "\r\r\n" )
# Ignore the first object of list, which is empty
newline = newline[ 1: ]
# Some sloppy parsing method to get the latency
for result in newline:
result = result.split( ": " )
# Append the first result of second parse
latResult.append( result[ 1 ].split( " " )[ 0 ] )
main.log.info( latResult )
return latResult
else:
return main.TRUE
except TypeError:
main.log.exception( self.name + ": Object not as expected" )
return None
except pexpect.EOF:
main.log.error( self.name + ": EOF exception found" )
main.log.error( self.name + ": " + self.handle.before )
main.cleanup()
main.exit()
except Exception:
main.log.exception( self.name + ": Uncaught exception!" )
main.cleanup()
main.exit()
def intentsEventsMetrics( self, jsonFormat=True ):
"""
Description:Returns topology metrics
Optional:
* jsonFormat: enable json formatting of output
"""
try:
cmdStr = "intents-events-metrics"
if jsonFormat:
cmdStr += " -j"
handle = self.sendline( cmdStr )
return handle
except TypeError:
main.log.exception( self.name + ": Object not as expected" )
return None
except pexpect.EOF:
main.log.error( self.name + ": EOF exception found" )
main.log.error( self.name + ": " + self.handle.before )
main.cleanup()
main.exit()
except Exception:
main.log.exception( self.name + ": Uncaught exception!" )
main.cleanup()
main.exit()
def topologyEventsMetrics( self, jsonFormat=True ):
"""
Description:Returns topology metrics
Optional:
* jsonFormat: enable json formatting of output
"""
try:
cmdStr = "topology-events-metrics"
if jsonFormat:
cmdStr += " -j"
handle = self.sendline( cmdStr )
if handle:
return handle
elif jsonFormat:
# Return empty json
return '{}'
else:
return handle
except TypeError:
main.log.exception( self.name + ": Object not as expected" )
return None
except pexpect.EOF:
main.log.error( self.name + ": EOF exception found" )
main.log.error( self.name + ": " + self.handle.before )
main.cleanup()
main.exit()
except Exception:
main.log.exception( self.name + ": Uncaught exception!" )
main.cleanup()
main.exit()
# Wrapper functions ****************
# Wrapper functions use existing driver
# functions and extends their use case.
# For example, we may use the output of
# a normal driver function, and parse it
# using a wrapper function
def getAllIntentsId( self ):
"""
Description:
Obtain all intent id's in a list
"""
try:
# Obtain output of intents function
intentsStr = self.intents(jsonFormat=False)
intentIdList = []
# Parse the intents output for ID's
intentsList = [ s.strip() for s in intentsStr.splitlines() ]
for intents in intentsList:
match = re.search('id=0x([\da-f]+),', intents)
if match:
tmpId = match.group()[3:-1]
intentIdList.append( tmpId )
return intentIdList
except TypeError:
main.log.exception( self.name + ": Object not as expected" )
return None
except pexpect.EOF:
main.log.error( self.name + ": EOF exception found" )
main.log.error( self.name + ": " + self.handle.before )
main.cleanup()
main.exit()
except Exception:
main.log.exception( self.name + ": Uncaught exception!" )
main.cleanup()
main.exit()
def FlowAddedCount( self, deviceId ):
"""
Determine the number of flow rules for the given device id that are
in the added state
"""
try:
cmdStr = "flows any " + str( deviceId ) + " | " +\
"grep 'state=ADDED' | wc -l"
handle = self.sendline( cmdStr )
return handle
except pexpect.EOF:
main.log.error( self.name + ": EOF exception found" )
main.log.error( self.name + ": " + self.handle.before )
main.cleanup()
main.exit()
except Exception:
main.log.exception( self.name + ": Uncaught exception!" )
main.cleanup()
main.exit()
def getAllDevicesId( self ):
"""
Use 'devices' function to obtain list of all devices
and parse the result to obtain a list of all device
id's. Returns this list. Returns empty list if no
devices exist
List is ordered sequentially
This function may be useful if you are not sure of the
device id, and wish to execute other commands using
the ids. By obtaining the list of device ids on the fly,
you can iterate through the list to get mastership, etc.
"""
try:
# Call devices and store result string
devicesStr = self.devices( jsonFormat=False )
idList = []
if not devicesStr:
main.log.info( "There are no devices to get id from" )
return idList
# Split the string into list by comma
deviceList = devicesStr.split( "," )
# Get temporary list of all arguments with string 'id='
tempList = [ dev for dev in deviceList if "id=" in dev ]
# Split list further into arguments before and after string
# 'id='. Get the latter portion ( the actual device id ) and
# append to idList
for arg in tempList:
idList.append( arg.split( "id=" )[ 1 ] )
return idList
except TypeError:
main.log.exception( self.name + ": Object not as expected" )
return None
except pexpect.EOF:
main.log.error( self.name + ": EOF exception found" )
main.log.error( self.name + ": " + self.handle.before )
main.cleanup()
main.exit()
except Exception:
main.log.exception( self.name + ": Uncaught exception!" )
main.cleanup()
main.exit()
def getAllNodesId( self ):
"""
Uses 'nodes' function to obtain list of all nodes
and parse the result of nodes to obtain just the
node id's.
Returns:
list of node id's
"""
try:
nodesStr = self.nodes( jsonFormat=True )
idList = []
# Sample nodesStr output
# id=local, address=127.0.0.1:9876, state=ACTIVE *
if not nodesStr:
main.log.info( "There are no nodes to get id from" )
return idList
nodesJson = json.loads( nodesStr )
idList = [ node.get('id') for node in nodesJson ]
return idList
except TypeError:
main.log.exception( self.name + ": Object not as expected" )
return None
except pexpect.EOF:
main.log.error( self.name + ": EOF exception found" )
main.log.error( self.name + ": " + self.handle.before )
main.cleanup()
main.exit()
except Exception:
main.log.exception( self.name + ": Uncaught exception!" )
main.cleanup()
main.exit()
def getDevice( self, dpid=None ):
"""
Return the first device from the devices api whose 'id' contains 'dpid'
Return None if there is no match
"""
try:
if dpid is None:
return None
else:
dpid = dpid.replace( ':', '' )
rawDevices = self.devices()
devicesJson = json.loads( rawDevices )
# search json for the device with dpid then return the device
for device in devicesJson:
# print "%s in %s?" % ( dpid, device[ 'id' ] )
if dpid in device[ 'id' ]:
return device
return None
except TypeError:
main.log.exception( self.name + ": Object not as expected" )
return None
except pexpect.EOF:
main.log.error( self.name + ": EOF exception found" )
main.log.error( self.name + ": " + self.handle.before )
main.cleanup()
main.exit()
except Exception:
main.log.exception( self.name + ": Uncaught exception!" )
main.cleanup()
main.exit()
def checkStatus( self, ip, numoswitch, numolink, logLevel="info" ):
"""
Checks the number of switches & links that ONOS sees against the
supplied values. By default this will report to main.log, but the
log level can be specified.
Params: ip = ip used for the onos cli
numoswitch = expected number of switches
numolink = expected number of links
logLevel = level to log to. Currently accepts
'info', 'warn' and 'report'
logLevel can
Returns: main.TRUE if the number of switches and links are correct,
main.FALSE if the number of switches and links is incorrect,
and main.ERROR otherwise
"""
try:
topology = self.getTopology( ip )
if topology == {}:
return main.ERROR
output = ""
# Is the number of switches is what we expected
devices = topology.get( 'devices', False )
links = topology.get( 'links', False )
if devices is False or links is False:
return main.ERROR
switchCheck = ( int( devices ) == int( numoswitch ) )
# Is the number of links is what we expected
linkCheck = ( int( links ) == int( numolink ) )
if ( switchCheck and linkCheck ):
# We expected the correct numbers
output += "The number of links and switches match " +\
"what was expected"
result = main.TRUE
else:
output += "The number of links and switches does not match " +\
"what was expected"
result = main.FALSE
output = output + "\n ONOS sees %i devices (%i expected) \
and %i links (%i expected)" % (
int( devices ), int( numoswitch ), int( links ),
int( numolink ) )
if logLevel == "report":
main.log.report( output )
elif logLevel == "warn":
main.log.warn( output )
else:
main.log.info( self.name + ": " + output )
return result
except TypeError:
main.log.exception( self.name + ": Object not as expected" )
return None
except pexpect.EOF:
main.log.error( self.name + ": EOF exception found" )
main.log.error( self.name + ": " + self.handle.before )
main.cleanup()
main.exit()
except Exception:
main.log.exception( self.name + ": Uncaught exception!" )
main.cleanup()
main.exit()
def deviceRole( self, deviceId, onosNode, role="master" ):
"""
Calls the device-role cli command.
deviceId must be the id of a device as seen in the onos devices command
onosNode is the ip of one of the onos nodes in the cluster
role must be either master, standby, or none
Returns:
main.TRUE or main.FALSE based on argument verification and
main.ERROR if command returns and error
"""
try:
if role.lower() == "master" or role.lower() == "standby" or\
role.lower() == "none":
cmdStr = "device-role " +\
str( deviceId ) + " " +\
str( onosNode ) + " " +\
str( role )
handle = self.sendline( cmdStr )
if re.search( "Error", handle ):
# end color output to escape any colours
# from the cli
main.log.error( self.name + ": " +
handle + '\033[0m' )
return main.ERROR
return main.TRUE
else:
main.log.error( "Invalid 'role' given to device_role(). " +
"Value was '" + str(role) + "'." )
return main.FALSE
except TypeError:
main.log.exception( self.name + ": Object not as expected" )
return None
except pexpect.EOF:
main.log.error( self.name + ": EOF exception found" )
main.log.error( self.name + ": " + self.handle.before )
main.cleanup()
main.exit()
except Exception:
main.log.exception( self.name + ": Uncaught exception!" )
main.cleanup()
main.exit()
def clusters( self, jsonFormat=True ):
"""
Lists all clusters
Optional argument:
* jsonFormat - boolean indicating if you want output in json
"""
try:
cmdStr = "clusters"
if jsonFormat:
cmdStr += " -j"
handle = self.sendline( cmdStr )
return handle
except TypeError:
main.log.exception( self.name + ": Object not as expected" )
return None
except pexpect.EOF:
main.log.error( self.name + ": EOF exception found" )
main.log.error( self.name + ": " + self.handle.before )
main.cleanup()
main.exit()
except Exception:
main.log.exception( self.name + ": Uncaught exception!" )
main.cleanup()
main.exit()
def electionTestLeader( self ):
"""
CLI command to get the current leader for the Election test application
NOTE: Requires installation of the onos-app-election feature
Returns: Node IP of the leader if one exists
None if none exists
Main.FALSE on error
"""
try:
cmdStr = "election-test-leader"
response = self.sendline( cmdStr )
# Leader
leaderPattern = "The\scurrent\sleader\sfor\sthe\sElection\s" +\
"app\sis\s(?P<node>.+)\."
nodeSearch = re.search( leaderPattern, response )
if nodeSearch:
node = nodeSearch.group( 'node' )
main.log.info( "Election-test-leader on " + str( self.name ) +
" found " + node + " as the leader" )
return node
# no leader
nullPattern = "There\sis\scurrently\sno\sleader\selected\sfor\s" +\
"the\sElection\sapp"
nullSearch = re.search( nullPattern, response )
if nullSearch:
main.log.info( "Election-test-leader found no leader on " +
self.name )
return None
# error
errorPattern = "Command\snot\sfound"
if re.search( errorPattern, response ):
main.log.error( "Election app is not loaded on " + self.name )
# TODO: Should this be main.ERROR?
return main.FALSE
else:
main.log.error( "Error in electionTestLeader on " + self.name +
": " + "unexpected response" )
main.log.error( repr( response ) )
return main.FALSE
except TypeError:
main.log.exception( self.name + ": Object not as expected" )
return main.FALSE
except pexpect.EOF:
main.log.error( self.name + ": EOF exception found" )
main.log.error( self.name + ": " + self.handle.before )
main.cleanup()
main.exit()
except Exception:
main.log.exception( self.name + ": Uncaught exception!" )
main.cleanup()
main.exit()
def electionTestRun( self ):
"""
CLI command to run for leadership of the Election test application.
NOTE: Requires installation of the onos-app-election feature
Returns: Main.TRUE on success
Main.FALSE on error
"""
try:
cmdStr = "election-test-run"
response = self.sendline( cmdStr )
# success
successPattern = "Entering\sleadership\selections\sfor\sthe\s" +\
"Election\sapp."
search = re.search( successPattern, response )
if search:
main.log.info( self.name + " entering leadership elections " +
"for the Election app." )
return main.TRUE
# error
errorPattern = "Command\snot\sfound"
if re.search( errorPattern, response ):
main.log.error( "Election app is not loaded on " + self.name )
return main.FALSE
else:
main.log.error( "Error in electionTestRun on " + self.name +
": " + "unexpected response" )
main.log.error( repr( response ) )
return main.FALSE
except TypeError:
main.log.exception( self.name + ": Object not as expected" )
return main.FALSE
except pexpect.EOF:
main.log.error( self.name + ": EOF exception found" )
main.log.error( self.name + ": " + self.handle.before )
main.cleanup()
main.exit()
except Exception:
main.log.exception( self.name + ": Uncaught exception!" )
main.cleanup()
main.exit()
def electionTestWithdraw( self ):
"""
* CLI command to withdraw the local node from leadership election for
* the Election test application.
#NOTE: Requires installation of the onos-app-election feature
Returns: Main.TRUE on success
Main.FALSE on error
"""
try:
cmdStr = "election-test-withdraw"
response = self.sendline( cmdStr )
# success
successPattern = "Withdrawing\sfrom\sleadership\selections\sfor" +\
"\sthe\sElection\sapp."
if re.search( successPattern, response ):
main.log.info( self.name + " withdrawing from leadership " +
"elections for the Election app." )
return main.TRUE
# error
errorPattern = "Command\snot\sfound"
if re.search( errorPattern, response ):
main.log.error( "Election app is not loaded on " + self.name )
return main.FALSE
else:
main.log.error( "Error in electionTestWithdraw on " +
self.name + ": " + "unexpected response" )
main.log.error( repr( response ) )
return main.FALSE
except TypeError:
main.log.exception( self.name + ": Object not as expected" )
return main.FALSE
except pexpect.EOF:
main.log.error( self.name + ": EOF exception found" )
main.log.error( self.name + ": " + self.handle.before )
main.cleanup()
main.exit()
except Exception:
main.log.exception( self.name + ": Uncaught exception!" )
main.cleanup()
main.exit()
def getDevicePortsEnabledCount( self, dpid ):
"""
Get the count of all enabled ports on a particular device/switch
"""
try:
dpid = str( dpid )
cmdStr = "onos:ports -e " + dpid + " | wc -l"
output = self.sendline( cmdStr )
if re.search( "No such device", output ):
main.log.error( "Error in getting ports" )
return ( output, "Error" )
else:
return output
except TypeError:
main.log.exception( self.name + ": Object not as expected" )
return ( output, "Error" )
except pexpect.EOF:
main.log.error( self.name + ": EOF exception found" )
main.log.error( self.name + ": " + self.handle.before )
main.cleanup()
main.exit()
except Exception:
main.log.exception( self.name + ": Uncaught exception!" )
main.cleanup()
main.exit()
def getDeviceLinksActiveCount( self, dpid ):
"""
Get the count of all enabled ports on a particular device/switch
"""
try:
dpid = str( dpid )
cmdStr = "onos:links " + dpid + " | grep ACTIVE | wc -l"
output = self.sendline( cmdStr )
if re.search( "No such device", output ):
main.log.error( "Error in getting ports " )
return ( output, "Error " )
else:
return output
except TypeError:
main.log.exception( self.name + ": Object not as expected" )
return ( output, "Error " )
except pexpect.EOF:
main.log.error( self.name + ": EOF exception found" )
main.log.error( self.name + ": " + self.handle.before )
main.cleanup()
main.exit()
except Exception:
main.log.exception( self.name + ": Uncaught exception!" )
main.cleanup()
main.exit()
def getAllIntentIds( self ):
"""
Return a list of all Intent IDs
"""
try:
cmdStr = "onos:intents | grep id="
output = self.sendline( cmdStr )
if re.search( "Error", output ):
main.log.error( "Error in getting ports" )
return ( output, "Error" )
else:
return output
except TypeError:
main.log.exception( self.name + ": Object not as expected" )
return ( output, "Error" )
except pexpect.EOF:
main.log.error( self.name + ": EOF exception found" )
main.log.error( self.name + ": " + self.handle.before )
main.cleanup()
main.exit()
except Exception:
main.log.exception( self.name + ": Uncaught exception!" )
main.cleanup()
main.exit()
def intentSummary( self ):
"""
Returns a dictionary containing the current intent states and the count
"""
try:
intents = self.intents( )
states = []
for intent in json.loads( intents ):
states.append( intent.get( 'state', None ) )
out = [ ( i, states.count( i ) ) for i in set( states ) ]
main.log.info( dict( out ) )
return dict( out )
except TypeError:
main.log.exception( self.name + ": Object not as expected" )
return None
except pexpect.EOF:
main.log.error( self.name + ": EOF exception found" )
main.log.error( self.name + ": " + self.handle.before )
main.cleanup()
main.exit()
except Exception:
main.log.exception( self.name + ": Uncaught exception!" )
main.cleanup()
main.exit()
def leaders( self, jsonFormat=True ):
"""
Returns the output of the leaders command.
Optional argument:
* jsonFormat - boolean indicating if you want output in json
"""
# FIXME: add json output
# Sample JSON
# {
# "electedTime": "13m ago",
# "epoch": 4,
# "leader": "10.128.30.17",
# "topic": "intent-partition-3"
# },
try:
cmdStr = "onos:leaders"
if jsonFormat:
cmdStr += " -j"
output = self.sendline( cmdStr )
return output
except TypeError:
main.log.exception( self.name + ": Object not as expected" )
return None
except pexpect.EOF:
main.log.error( self.name + ": EOF exception found" )
main.log.error( self.name + ": " + self.handle.before )
main.cleanup()
main.exit()
except Exception:
main.log.exception( self.name + ": Uncaught exception!" )
main.cleanup()
main.exit()
def pendingMap( self, jsonFormat=True ):
"""
Returns the output of the intent Pending map.
"""
try:
cmdStr = "onos:intents -p"
if jsonFormat:
cmdStr += " -j"
output = self.sendline( cmdStr )
return output
except TypeError:
main.log.exception( self.name + ": Object not as expected" )
return None
except pexpect.EOF:
main.log.error( self.name + ": EOF exception found" )
main.log.error( self.name + ": " + self.handle.before )
main.cleanup()
main.exit()
except Exception:
main.log.exception( self.name + ": Uncaught exception!" )
main.cleanup()
main.exit()
def partitions( self, jsonFormat=True ):
"""
Returns the output of the raft partitions command for ONOS.
"""
# Sample JSON
# {
# "leader": "tcp://10.128.30.11:7238",
# "members": [
# "tcp://10.128.30.11:7238",
# "tcp://10.128.30.17:7238",
# "tcp://10.128.30.13:7238",
# ],
# "name": "p1",
# "term": 3
# },
try:
cmdStr = "onos:partitions"
if jsonFormat:
cmdStr += " -j"
output = self.sendline( cmdStr )
return output
except TypeError:
main.log.exception( self.name + ": Object not as expected" )
return None
except pexpect.EOF:
main.log.error( self.name + ": EOF exception found" )
main.log.error( self.name + ": " + self.handle.before )
main.cleanup()
main.exit()
except Exception:
main.log.exception( self.name + ": Uncaught exception!" )
main.cleanup()
main.exit()
def apps( self, jsonFormat=True ):
"""
Returns the output of the apps command for ONOS. This command lists
information about installed ONOS applications
"""
# Sample JSON object
# [{"name":"org.onosproject.openflow","id":0,"version":"1.2.0",
# "description":"ONOS OpenFlow protocol southbound providers",
# "origin":"ON.Lab","permissions":"[]","featuresRepo":"",
# "features":"[onos-openflow]","state":"ACTIVE"}]
try:
cmdStr = "onos:apps"
if jsonFormat:
cmdStr += " -j"
output = self.sendline( cmdStr )
assert "Error executing command" not in output
return output
# FIXME: look at specific exceptions/Errors
except AssertionError:
main.log.error( "Error in processing onos:app command: " +
str( output ) )
return None
except TypeError:
main.log.exception( self.name + ": Object not as expected" )
return None
except pexpect.EOF:
main.log.error( self.name + ": EOF exception found" )
main.log.error( self.name + ": " + self.handle.before )
main.cleanup()
main.exit()
except Exception:
main.log.exception( self.name + ": Uncaught exception!" )
main.cleanup()
main.exit()
def appStatus( self, appName ):
"""
Uses the onos:apps cli command to return the status of an application.
Returns:
"ACTIVE" - If app is installed and activated
"INSTALLED" - If app is installed and deactivated
"UNINSTALLED" - If app is not installed
None - on error
"""
try:
if not isinstance( appName, types.StringType ):
main.log.error( self.name + ".appStatus(): appName must be" +
" a string" )
return None
output = self.apps( jsonFormat=True )
appsJson = json.loads( output )
state = None
for app in appsJson:
if appName == app.get('name'):
state = app.get('state')
break
if state == "ACTIVE" or state == "INSTALLED":
return state
elif state is None:
return "UNINSTALLED"
elif state:
main.log.error( "Unexpected state from 'onos:apps': " +
str( state ) )
return state
except TypeError:
main.log.exception( self.name + ": Object not as expected" )
return None
except pexpect.EOF:
main.log.error( self.name + ": EOF exception found" )
main.log.error( self.name + ": " + self.handle.before )
main.cleanup()
main.exit()
except Exception:
main.log.exception( self.name + ": Uncaught exception!" )
main.cleanup()
main.exit()
def app( self, appName, option ):
"""
Interacts with the app command for ONOS. This command manages
application inventory.
"""
try:
# Validate argument types
valid = True
if not isinstance( appName, types.StringType ):
main.log.error( self.name + ".app(): appName must be a " +
"string" )
valid = False
if not isinstance( option, types.StringType ):
main.log.error( self.name + ".app(): option must be a string" )
valid = False
if not valid:
return main.FALSE
# Validate Option
option = option.lower()
# NOTE: Install may become a valid option
if option == "activate":
pass
elif option == "deactivate":
pass
elif option == "uninstall":
pass
else:
# Invalid option
main.log.error( "The ONOS app command argument only takes " +
"the values: (activate|deactivate|uninstall)" +
"; was given '" + option + "'")
return main.FALSE
cmdStr = "onos:app " + option + " " + appName
output = self.sendline( cmdStr )
if "Error executing command" in output:
main.log.error( "Error in processing onos:app command: " +
str( output ) )
return main.FALSE
elif "No such application" in output:
main.log.error( "The application '" + appName +
"' is not installed in ONOS" )
return main.FALSE
elif "Command not found:" in output:
main.log.error( "Error in processing onos:app command: " +
str( output ) )
return main.FALSE
elif "Unsupported command:" in output:
main.log.error( "Incorrect command given to 'app': " +
str( output ) )
# NOTE: we may need to add more checks here
# else: Command was successful
# main.log.debug( "app response: " + repr( output ) )
return main.TRUE
except TypeError:
main.log.exception( self.name + ": Object not as expected" )
return main.ERROR
except pexpect.EOF:
main.log.error( self.name + ": EOF exception found" )
main.log.error( self.name + ": " + self.handle.before )
main.cleanup()
main.exit()
except Exception:
main.log.exception( self.name + ": Uncaught exception!" )
main.cleanup()
main.exit()
def activateApp( self, appName, check=True ):
"""
Activate an app that is already installed in ONOS
appName is the hierarchical app name, not the feature name
If check is True, method will check the status of the app after the
command is issued
Returns main.TRUE if the command was successfully sent
main.FALSE if the cli responded with an error or given
incorrect input
"""
try:
if not isinstance( appName, types.StringType ):
main.log.error( self.name + ".activateApp(): appName must be" +
" a string" )
return main.FALSE
status = self.appStatus( appName )
if status == "INSTALLED":
response = self.app( appName, "activate" )
if check and response == main.TRUE:
for i in range(10): # try 10 times then give up
# TODO: Check with Thomas about this delay
status = self.appStatus( appName )
if status == "ACTIVE":
return main.TRUE
else:
main.log.debug( "The state of application " +
appName + " is " + status )
time.sleep( 1 )
return main.FALSE
else: # not 'check' or command didn't succeed
return response
elif status == "ACTIVE":
return main.TRUE
elif status == "UNINSTALLED":
main.log.error( self.name + ": Tried to activate the " +
"application '" + appName + "' which is not " +
"installed." )
else:
main.log.error( "Unexpected return value from appStatus: " +
str( status ) )
return main.ERROR
except TypeError:
main.log.exception( self.name + ": Object not as expected" )
return main.ERROR
except pexpect.EOF:
main.log.error( self.name + ": EOF exception found" )
main.log.error( self.name + ": " + self.handle.before )
main.cleanup()
main.exit()
except Exception:
main.log.exception( self.name + ": Uncaught exception!" )
main.cleanup()
main.exit()
def deactivateApp( self, appName, check=True ):
"""
Deactivate an app that is already activated in ONOS
appName is the hierarchical app name, not the feature name
If check is True, method will check the status of the app after the
command is issued
Returns main.TRUE if the command was successfully sent
main.FALSE if the cli responded with an error or given
incorrect input
"""
try:
if not isinstance( appName, types.StringType ):
main.log.error( self.name + ".deactivateApp(): appName must " +
"be a string" )
return main.FALSE
status = self.appStatus( appName )
if status == "INSTALLED":
return main.TRUE
elif status == "ACTIVE":
response = self.app( appName, "deactivate" )
if check and response == main.TRUE:
for i in range(10): # try 10 times then give up
status = self.appStatus( appName )
if status == "INSTALLED":
return main.TRUE
else:
time.sleep( 1 )
return main.FALSE
else: # not check or command didn't succeed
return response
elif status == "UNINSTALLED":
main.log.warn( self.name + ": Tried to deactivate the " +
"application '" + appName + "' which is not " +
"installed." )
return main.TRUE
else:
main.log.error( "Unexpected return value from appStatus: " +
str( status ) )
return main.ERROR
except TypeError:
main.log.exception( self.name + ": Object not as expected" )
return main.ERROR
except pexpect.EOF:
main.log.error( self.name + ": EOF exception found" )
main.log.error( self.name + ": " + self.handle.before )
main.cleanup()
main.exit()
except Exception:
main.log.exception( self.name + ": Uncaught exception!" )
main.cleanup()
main.exit()
def uninstallApp( self, appName, check=True ):
"""
Uninstall an app that is already installed in ONOS
appName is the hierarchical app name, not the feature name
If check is True, method will check the status of the app after the
command is issued
Returns main.TRUE if the command was successfully sent
main.FALSE if the cli responded with an error or given
incorrect input
"""
# TODO: check with Thomas about the state machine for apps
try:
if not isinstance( appName, types.StringType ):
main.log.error( self.name + ".uninstallApp(): appName must " +
"be a string" )
return main.FALSE
status = self.appStatus( appName )
if status == "INSTALLED":
response = self.app( appName, "uninstall" )
if check and response == main.TRUE:
for i in range(10): # try 10 times then give up
status = self.appStatus( appName )
if status == "UNINSTALLED":
return main.TRUE
else:
time.sleep( 1 )
return main.FALSE
else: # not check or command didn't succeed
return response
elif status == "ACTIVE":
main.log.warn( self.name + ": Tried to uninstall the " +
"application '" + appName + "' which is " +
"currently active." )
response = self.app( appName, "uninstall" )
if check and response == main.TRUE:
for i in range(10): # try 10 times then give up
status = self.appStatus( appName )
if status == "UNINSTALLED":
return main.TRUE
else:
time.sleep( 1 )
return main.FALSE
else: # not check or command didn't succeed
return response
elif status == "UNINSTALLED":
return main.TRUE
else:
main.log.error( "Unexpected return value from appStatus: " +
str( status ) )
return main.ERROR
except TypeError:
main.log.exception( self.name + ": Object not as expected" )
return main.ERROR
except pexpect.EOF:
main.log.error( self.name + ": EOF exception found" )
main.log.error( self.name + ": " + self.handle.before )
main.cleanup()
main.exit()
except Exception:
main.log.exception( self.name + ": Uncaught exception!" )
main.cleanup()
main.exit()
def appIDs( self, jsonFormat=True ):
"""
Show the mappings between app id and app names given by the 'app-ids'
cli command
"""
try:
cmdStr = "app-ids"
if jsonFormat:
cmdStr += " -j"
output = self.sendline( cmdStr )
assert "Error executing command" not in output
return output
except AssertionError:
main.log.error( "Error in processing onos:app-ids command: " +
str( output ) )
return None
except TypeError:
main.log.exception( self.name + ": Object not as expected" )
return None
except pexpect.EOF:
main.log.error( self.name + ": EOF exception found" )
main.log.error( self.name + ": " + self.handle.before )
main.cleanup()
main.exit()
except Exception:
main.log.exception( self.name + ": Uncaught exception!" )
main.cleanup()
main.exit()
def appToIDCheck( self ):
"""
This method will check that each application's ID listed in 'apps' is
the same as the ID listed in 'app-ids'. The check will also check that
there are no duplicate IDs issued. Note that an app ID should be
a globaly unique numerical identifier for app/app-like features. Once
an ID is registered, the ID is never freed up so that if an app is
reinstalled it will have the same ID.
Returns: main.TRUE if the check passes and
main.FALSE if the check fails or
main.ERROR if there is some error in processing the test
"""
try:
bail = False
ids = self.appIDs( jsonFormat=True )
if ids:
ids = json.loads( ids )
else:
main.log.error( "app-ids returned nothing:" + repr( ids ) )
bail = True
apps = self.apps( jsonFormat=True )
if apps:
apps = json.loads( apps )
else:
main.log.error( "apps returned nothing:" + repr( apps ) )
bail = True
if bail:
return main.FALSE
result = main.TRUE
for app in apps:
appID = app.get( 'id' )
if appID is None:
main.log.error( "Error parsing app: " + str( app ) )
result = main.FALSE
appName = app.get( 'name' )
if appName is None:
main.log.error( "Error parsing app: " + str( app ) )
result = main.FALSE
# get the entry in ids that has the same appID
current = filter( lambda item: item[ 'id' ] == appID, ids )
# main.log.debug( "Comparing " + str( app ) + " to " +
# str( current ) )
if not current: # if ids doesn't have this id
result = main.FALSE
main.log.error( "'app-ids' does not have the ID for " +
str( appName ) + " that apps does." )
elif len( current ) > 1:
# there is more than one app with this ID
result = main.FALSE
# We will log this later in the method
elif not current[0][ 'name' ] == appName:
currentName = current[0][ 'name' ]
result = main.FALSE
main.log.error( "'app-ids' has " + str( currentName ) +
" registered under id:" + str( appID ) +
" but 'apps' has " + str( appName ) )
else:
pass # id and name match!
# now make sure that app-ids has no duplicates
idsList = []
namesList = []
for item in ids:
idsList.append( item[ 'id' ] )
namesList.append( item[ 'name' ] )
if len( idsList ) != len( set( idsList ) ) or\
len( namesList ) != len( set( namesList ) ):
main.log.error( "'app-ids' has some duplicate entries: \n"
+ json.dumps( ids,
sort_keys=True,
indent=4,
separators=( ',', ': ' ) ) )
result = main.FALSE
return result
except ( ValueError, TypeError ):
main.log.exception( self.name + ": Object not as expected" )
return main.ERROR
except pexpect.EOF:
main.log.error( self.name + ": EOF exception found" )
main.log.error( self.name + ": " + self.handle.before )
main.cleanup()
main.exit()
except Exception:
main.log.exception( self.name + ": Uncaught exception!" )
main.cleanup()
main.exit()
def getCfg( self, component=None, propName=None, short=False,
jsonFormat=True ):
"""
Get configuration settings from onos cli
Optional arguments:
component - Optionally only list configurations for a specific
component. If None, all components with configurations
are displayed. Case Sensitive string.
propName - If component is specified, propName option will show
only this specific configuration from that component.
Case Sensitive string.
jsonFormat - Returns output as json. Note that this will override
the short option
short - Short, less verbose, version of configurations.
This is overridden by the json option
returns:
Output from cli as a string or None on error
"""
try:
baseStr = "cfg"
cmdStr = " get"
componentStr = ""
if component:
componentStr += " " + component
if propName:
componentStr += " " + propName
if jsonFormat:
baseStr += " -j"
elif short:
baseStr += " -s"
output = self.sendline( baseStr + cmdStr + componentStr )
assert "Error executing command" not in output
return output
except AssertionError:
main.log.error( "Error in processing 'cfg get' command: " +
str( output ) )
return None
except TypeError:
main.log.exception( self.name + ": Object not as expected" )
return None
except pexpect.EOF:
main.log.error( self.name + ": EOF exception found" )
main.log.error( self.name + ": " + self.handle.before )
main.cleanup()
main.exit()
except Exception:
main.log.exception( self.name + ": Uncaught exception!" )
main.cleanup()
main.exit()
def setCfg( self, component, propName, value=None, check=True ):
"""
Set/Unset configuration settings from ONOS cli
Required arguments:
component - The case sensitive name of the component whose
property is to be set
propName - The case sensitive name of the property to be set/unset
Optional arguments:
value - The value to set the property to. If None, will unset the
property and revert it to it's default value(if applicable)
check - Boolean, Check whether the option was successfully set this
only applies when a value is given.
returns:
main.TRUE on success or main.FALSE on failure. If check is False,
will return main.TRUE unless there is an error
"""
try:
baseStr = "cfg"
cmdStr = " set " + str( component ) + " " + str( propName )
if value is not None:
cmdStr += " " + str( value )
output = self.sendline( baseStr + cmdStr )
assert "Error executing command" not in output
if value and check:
results = self.getCfg( component=str( component ),
propName=str( propName ),
jsonFormat=True )
# Check if current value is what we just set
try:
jsonOutput = json.loads( results )
current = jsonOutput[ 'value' ]
except ( ValueError, TypeError ):
main.log.exception( "Error parsing cfg output" )
main.log.error( "output:" + repr( results ) )
return main.FALSE
if current == str( value ):
return main.TRUE
return main.FALSE
return main.TRUE
except AssertionError:
main.log.error( "Error in processing 'cfg set' command: " +
str( output ) )
return main.FALSE
except TypeError:
main.log.exception( self.name + ": Object not as expected" )
return main.FALSE
except pexpect.EOF:
main.log.error( self.name + ": EOF exception found" )
main.log.error( self.name + ": " + self.handle.before )
main.cleanup()
main.exit()
except Exception:
main.log.exception( self.name + ": Uncaught exception!" )
main.cleanup()
main.exit()
def setTestAdd( self, setName, values ):
"""
CLI command to add elements to a distributed set.
Arguments:
setName - The name of the set to add to.
values - The value(s) to add to the set, space seperated.
Example usages:
setTestAdd( "set1", "a b c" )
setTestAdd( "set2", "1" )
returns:
main.TRUE on success OR
main.FALSE if elements were already in the set OR
main.ERROR on error
"""
try:
cmdStr = "set-test-add " + str( setName ) + " " + str( values )
output = self.sendline( cmdStr )
try:
# TODO: Maybe make this less hardcoded
# ConsistentMap Exceptions
assert "org.onosproject.store.service" not in output
# Node not leader
assert "java.lang.IllegalStateException" not in output
except AssertionError:
main.log.error( "Error in processing 'set-test-add' " +
"command: " + str( output ) )
retryTime = 30 # Conservative time, given by Madan
main.log.info( "Waiting " + str( retryTime ) +
"seconds before retrying." )
time.sleep( retryTime ) # Due to change in mastership
output = self.sendline( cmdStr )
assert "Error executing command" not in output
positiveMatch = "\[(.*)\] was added to the set " + str( setName )
negativeMatch = "\[(.*)\] was already in set " + str( setName )
main.log.info( self.name + ": " + output )
if re.search( positiveMatch, output):
return main.TRUE
elif re.search( negativeMatch, output):
return main.FALSE
else:
main.log.error( self.name + ": setTestAdd did not" +
" match expected output" )
main.log.debug( self.name + " actual: " + repr( output ) )
return main.ERROR
except AssertionError:
main.log.error( "Error in processing 'set-test-add' command: " +
str( output ) )
return main.ERROR
except TypeError:
main.log.exception( self.name + ": Object not as expected" )
return main.ERROR
except pexpect.EOF:
main.log.error( self.name + ": EOF exception found" )
main.log.error( self.name + ": " + self.handle.before )
main.cleanup()
main.exit()
except Exception:
main.log.exception( self.name + ": Uncaught exception!" )
main.cleanup()
main.exit()
def setTestRemove( self, setName, values, clear=False, retain=False ):
"""
CLI command to remove elements from a distributed set.
Required arguments:
setName - The name of the set to remove from.
values - The value(s) to remove from the set, space seperated.
Optional arguments:
clear - Clear all elements from the set
retain - Retain only the given values. (intersection of the
original set and the given set)
returns:
main.TRUE on success OR
main.FALSE if the set was not changed OR
main.ERROR on error
"""
try:
cmdStr = "set-test-remove "
if clear:
cmdStr += "-c " + str( setName )
elif retain:
cmdStr += "-r " + str( setName ) + " " + str( values )
else:
cmdStr += str( setName ) + " " + str( values )
output = self.sendline( cmdStr )
try:
# TODO: Maybe make this less hardcoded
# ConsistentMap Exceptions
assert "org.onosproject.store.service" not in output
# Node not leader
assert "java.lang.IllegalStateException" not in output
except AssertionError:
main.log.error( "Error in processing 'set-test-add' " +
"command: " + str( output ) )
retryTime = 30 # Conservative time, given by Madan
main.log.info( "Waiting " + str( retryTime ) +
"seconds before retrying." )
time.sleep( retryTime ) # Due to change in mastership
output = self.sendline( cmdStr )
assert "Error executing command" not in output
main.log.info( self.name + ": " + output )
if clear:
pattern = "Set " + str( setName ) + " cleared"
if re.search( pattern, output ):
return main.TRUE
elif retain:
positivePattern = str( setName ) + " was pruned to contain " +\
"only elements of set \[(.*)\]"
negativePattern = str( setName ) + " was not changed by " +\
"retaining only elements of the set " +\
"\[(.*)\]"
if re.search( positivePattern, output ):
return main.TRUE
elif re.search( negativePattern, output ):
return main.FALSE
else:
positivePattern = "\[(.*)\] was removed from the set " +\
str( setName )
if ( len( values.split() ) == 1 ):
negativePattern = "\[(.*)\] was not in set " +\
str( setName )
else:
negativePattern = "No element of \[(.*)\] was in set " +\
str( setName )
if re.search( positivePattern, output ):
return main.TRUE
elif re.search( negativePattern, output ):
return main.FALSE
main.log.error( self.name + ": setTestRemove did not" +
" match expected output" )
main.log.debug( self.name + " expected: " + pattern )
main.log.debug( self.name + " actual: " + repr( output ) )
return main.ERROR
except AssertionError:
main.log.error( "Error in processing 'set-test-remove' command: " +
str( output ) )
return main.ERROR
except TypeError:
main.log.exception( self.name + ": Object not as expected" )
return main.ERROR
except pexpect.EOF:
main.log.error( self.name + ": EOF exception found" )
main.log.error( self.name + ": " + self.handle.before )
main.cleanup()
main.exit()
except Exception:
main.log.exception( self.name + ": Uncaught exception!" )
main.cleanup()
main.exit()
def setTestGet( self, setName, values="" ):
"""
CLI command to get the elements in a distributed set.
Required arguments:
setName - The name of the set to remove from.
Optional arguments:
values - The value(s) to check if in the set, space seperated.
returns:
main.ERROR on error OR
A list of elements in the set if no optional arguments are
supplied OR
A tuple containing the list then:
main.FALSE if the given values are not in the set OR
main.TRUE if the given values are in the set OR
"""
try:
values = str( values ).strip()
setName = str( setName ).strip()
length = len( values.split() )
containsCheck = None
# Patterns to match
setPattern = "\[(.*)\]"
pattern = "Items in set " + setName + ":\n" + setPattern
containsTrue = "Set " + setName + " contains the value " + values
containsFalse = "Set " + setName + " did not contain the value " +\
values
containsAllTrue = "Set " + setName + " contains the the subset " +\
setPattern
containsAllFalse = "Set " + setName + " did not contain the the" +\
" subset " + setPattern
cmdStr = "set-test-get "
cmdStr += setName + " " + values
output = self.sendline( cmdStr )
try:
# TODO: Maybe make this less hardcoded
# ConsistentMap Exceptions
assert "org.onosproject.store.service" not in output
# Node not leader
assert "java.lang.IllegalStateException" not in output
except AssertionError:
main.log.error( "Error in processing 'set-test-add' " +
"command: " + str( output ) )
retryTime = 30 # Conservative time, given by Madan
main.log.info( "Waiting " + str( retryTime ) +
"seconds before retrying." )
time.sleep( retryTime ) # Due to change in mastership
output = self.sendline( cmdStr )
assert "Error executing command" not in output
main.log.info( self.name + ": " + output )
if length == 0:
match = re.search( pattern, output )
else: # if given values
if length == 1: # Contains output
patternTrue = pattern + "\n" + containsTrue
patternFalse = pattern + "\n" + containsFalse
else: # ContainsAll output
patternTrue = pattern + "\n" + containsAllTrue
patternFalse = pattern + "\n" + containsAllFalse
matchTrue = re.search( patternTrue, output )
matchFalse = re.search( patternFalse, output )
if matchTrue:
containsCheck = main.TRUE
match = matchTrue
elif matchFalse:
containsCheck = main.FALSE
match = matchFalse
else:
main.log.error( self.name + " setTestGet did not match " +\
"expected output" )
main.log.debug( self.name + " expected: " + pattern )
main.log.debug( self.name + " actual: " + repr( output ) )
match = None
if match:
setMatch = match.group( 1 )
if setMatch == '':
setList = []
else:
setList = setMatch.split( ", " )
if length > 0:
return ( setList, containsCheck )
else:
return setList
else: # no match
main.log.error( self.name + ": setTestGet did not" +
" match expected output" )
main.log.debug( self.name + " expected: " + pattern )
main.log.debug( self.name + " actual: " + repr( output ) )
return main.ERROR
except AssertionError:
main.log.error( "Error in processing 'set-test-get' command: " +
str( output ) )
return main.ERROR
except TypeError:
main.log.exception( self.name + ": Object not as expected" )
return main.ERROR
except pexpect.EOF:
main.log.error( self.name + ": EOF exception found" )
main.log.error( self.name + ": " + self.handle.before )
main.cleanup()
main.exit()
except Exception:
main.log.exception( self.name + ": Uncaught exception!" )
main.cleanup()
main.exit()
def setTestSize( self, setName ):
"""
CLI command to get the elements in a distributed set.
Required arguments:
setName - The name of the set to remove from.
returns:
The integer value of the size returned or
None on error
"""
try:
# TODO: Should this check against the number of elements returned
# and then return true/false based on that?
setName = str( setName ).strip()
# Patterns to match
setPattern = "\[(.*)\]"
pattern = "There are (\d+) items in set " + setName + ":\n" +\
setPattern
cmdStr = "set-test-get -s "
cmdStr += setName
output = self.sendline( cmdStr )
try:
# TODO: Maybe make this less hardcoded
# ConsistentMap Exceptions
assert "org.onosproject.store.service" not in output
# Node not leader
assert "java.lang.IllegalStateException" not in output
except AssertionError:
main.log.error( "Error in processing 'set-test-add' " +
"command: " + str( output ) )
retryTime = 30 # Conservative time, given by Madan
main.log.info( "Waiting " + str( retryTime ) +
"seconds before retrying." )
time.sleep( retryTime ) # Due to change in mastership
output = self.sendline( cmdStr )
assert "Error executing command" not in output
main.log.info( self.name + ": " + output )
match = re.search( pattern, output )
if match:
setSize = int( match.group( 1 ) )
setMatch = match.group( 2 )
if len( setMatch.split() ) == setSize:
main.log.info( "The size returned by " + self.name +
" matches the number of elements in " +
"the returned set" )
else:
main.log.error( "The size returned by " + self.name +
" does not match the number of " +
"elements in the returned set." )
return setSize
else: # no match
main.log.error( self.name + ": setTestGet did not" +
" match expected output" )
main.log.debug( self.name + " expected: " + pattern )
main.log.debug( self.name + " actual: " + repr( output ) )
return None
except AssertionError:
main.log.error( "Error in processing 'set-test-get' command: " +
str( output ) )
return None
except TypeError:
main.log.exception( self.name + ": Object not as expected" )
return None
except pexpect.EOF:
main.log.error( self.name + ": EOF exception found" )
main.log.error( self.name + ": " + self.handle.before )
main.cleanup()
main.exit()
except Exception:
main.log.exception( self.name + ": Uncaught exception!" )
main.cleanup()
main.exit()
def counters( self, jsonFormat=True ):
"""
Command to list the various counters in the system.
returns:
if jsonFormat, a string of the json object returned by the cli
command
if not jsonFormat, the normal string output of the cli command
None on error
"""
try:
counters = {}
cmdStr = "counters"
if jsonFormat:
cmdStr += " -j"
output = self.sendline( cmdStr )
assert "Error executing command" not in output
main.log.info( self.name + ": " + output )
return output
except AssertionError:
main.log.error( "Error in processing 'counters' command: " +
str( output ) )
return None
except TypeError:
main.log.exception( self.name + ": Object not as expected" )
return None
except pexpect.EOF:
main.log.error( self.name + ": EOF exception found" )
main.log.error( self.name + ": " + self.handle.before )
main.cleanup()
main.exit()
except Exception:
main.log.exception( self.name + ": Uncaught exception!" )
main.cleanup()
main.exit()
def counterTestIncrement( self, counter, inMemory=False ):
"""
CLI command to increment and get a distributed counter.
Required arguments:
counter - The name of the counter to increment.
Optional arguments:
inMemory - use in memory map for the counter
returns:
integer value of the counter or
None on Error
"""
try:
counter = str( counter )
cmdStr = "counter-test-increment "
if inMemory:
cmdStr += "-i "
cmdStr += counter
output = self.sendline( cmdStr )
try:
# TODO: Maybe make this less hardcoded
# ConsistentMap Exceptions
assert "org.onosproject.store.service" not in output
# Node not leader
assert "java.lang.IllegalStateException" not in output
except AssertionError:
main.log.error( "Error in processing 'set-test-add' " +
"command: " + str( output ) )
retryTime = 30 # Conservative time, given by Madan
main.log.info( "Waiting " + str( retryTime ) +
"seconds before retrying." )
time.sleep( retryTime ) # Due to change in mastership
output = self.sendline( cmdStr )
assert "Error executing command" not in output
main.log.info( self.name + ": " + output )
pattern = counter + " was incremented to (\d+)"
match = re.search( pattern, output )
if match:
return int( match.group( 1 ) )
else:
main.log.error( self.name + ": counterTestIncrement did not" +
" match expected output." )
main.log.debug( self.name + " expected: " + pattern )
main.log.debug( self.name + " actual: " + repr( output ) )
return None
except AssertionError:
main.log.error( "Error in processing 'counter-test-increment'" +
" command: " + str( output ) )
return None
except TypeError:
main.log.exception( self.name + ": Object not as expected" )
return None
except pexpect.EOF:
main.log.error( self.name + ": EOF exception found" )
main.log.error( self.name + ": " + self.handle.before )
main.cleanup()
main.exit()
except Exception:
main.log.exception( self.name + ": Uncaught exception!" )
main.cleanup()
main.exit()