def look_for_hlses(gls):
query_text = """
declare namespace nmwg="http://ggf.org/ns/nmwg/base/2.0/";
declare namespace perfsonar="http://ggf.org/ns/nmwg/tools/org/perfsonar/1.0/";
declare namespace psservice="http://ggf.org/ns/nmwg/tools/org/perfsonar/service/1.0/";
declare namespace summary="http://ggf.org/ns/nmwg/tools/org/perfsonar/service/lookup/summarization/2.0/";
for $metadata in /nmwg:store[@type="LSStore"]/nmwg:metadata
let $metadata_id := $metadata/@id
let $data := /nmwg:store[@type="LSStore"]/nmwg:data[@metadataIdRef=$metadata_id]
return
element {"nmwg:metadata"} {
attribute id {$metadata_id},
element {"perfsonar:subject"} {
$metadata/perfsonar:subject/psservice:service
},
$data/nmwg:metadata/nmwg:eventType
}
"""
xquery = XQuery(query_text)
client = ServiceClient(gls)
logger.info("Send query to gLS: '%s'" % gls)
response = client.query(xquery)
logger.info("Received result from gLS: '%s'" % gls)
return response
def look_for_hlses(gls):
query_text = """
declare namespace nmwg="http://ggf.org/ns/nmwg/base/2.0/";
declare namespace perfsonar="http://ggf.org/ns/nmwg/tools/org/perfsonar/1.0/";
declare namespace psservice="http://ggf.org/ns/nmwg/tools/org/perfsonar/service/1.0/";
declare namespace summary="http://ggf.org/ns/nmwg/tools/org/perfsonar/service/lookup/summarization/2.0/";
for $metadata in /nmwg:store[@type="LSStore"]/nmwg:metadata
let $metadata_id := $metadata/@id
let $data := /nmwg:store[@type="LSStore"]/nmwg:data[@metadataIdRef=$metadata_id]
return
element {"nmwg:metadata"} {
attribute id {$metadata_id},
element {"perfsonar:subject"} {
$metadata/perfsonar:subject/psservice:service
},
$data/nmwg:metadata/nmwg:eventType
}
"""
xquery = XQuery(query_text)
client = ServiceClient(gls)
logger.info("Send query to gLS: '%s'" % gls)
response = client.query(xquery)
logger.info("Received result from gLS: '%s'" % gls)
return response
def query_hls(hls):
query_text = """
declare namespace nmwg="http://ggf.org/ns/nmwg/base/2.0/";
declare namespace perfsonar="http://ggf.org/ns/nmwg/tools/org/perfsonar/1.0/";
declare namespace psservice="http://ggf.org/ns/nmwg/tools/org/perfsonar/service/1.0/";
declare namespace summary="http://ggf.org/ns/nmwg/tools/org/perfsonar/service/lookup/summarization/2.0/";
for $metadata in /nmwg:store[@type="LSStore"]/nmwg:metadata
let $metadata_id := $metadata/@id
let $data := /nmwg:store[@type="LSStore"]/nmwg:data[@metadataIdRef=$metadata_id]
return
($metadata, $data)
"""
xquery = XQuery(query_text)
client = ServiceClient(hls)
logger.info("Send query to hLS: '%s'" % hls)
response = client.query(xquery)
logger.info("Received result from hLS: '%s'" % hls)
return response
def query_hls(hls):
query_text = """
declare namespace nmwg="http://ggf.org/ns/nmwg/base/2.0/";
declare namespace perfsonar="http://ggf.org/ns/nmwg/tools/org/perfsonar/1.0/";
declare namespace psservice="http://ggf.org/ns/nmwg/tools/org/perfsonar/service/1.0/";
declare namespace summary="http://ggf.org/ns/nmwg/tools/org/perfsonar/service/lookup/summarization/2.0/";
for $metadata in /nmwg:store[@type="LSStore"]/nmwg:metadata
let $metadata_id := $metadata/@id
let $data := /nmwg:store[@type="LSStore"]/nmwg:data[@metadataIdRef=$metadata_id]
return
($metadata, $data)
"""
xquery = XQuery(query_text)
client = ServiceClient(hls)
logger.info("Send query to hLS: '%s'" % hls)
response = client.query(xquery)
logger.info("Received result from hLS: '%s'" % hls)
return response
# This purely using python objects and needs min knowledge of the
# perfSONAR protocol because all params are part of the constructor
# To query for specific (src, dst) pair
endpointpair = EndPointPair(src='bandwidth.cs.utah.edu', dst='bandwidth.chpc.utah.edu')
# To query for everything
#endpointpair = EndPointPair()
query = IPerfQuery(endpointpair=endpointpair, protocol='TCP',
start_time=calendar.timegm(
datetime.datetime(2013, 11, 14, 3, 30, 15).utctimetuple()),
end_time=calendar.timegm(
datetime.datetime(2013, 12, 15, 15, 30, 50).utctimetuple()))
r = c.query(query)
#read the metadata
if isinstance(r.meta, dict):
for metaKey in r.meta:
meta = r.meta[metaKey]
data = r.data[metaKey]
print ""
print "IPERF data for: src=%s dst=%s" % (meta.subject.src, meta.subject.dst)
if isinstance(data, list):
for datum in data:
print datum
else:
print data
# Service access point
url = 'http://ps1.es.net:9990/perfSONAR_PS/services/gLS'
c = ServiceClient(url)
query_text = """
declare namespace nmwg="http://ggf.org/ns/nmwg/base/2.0/";
declare namespace perfsonar="http://ggf.org/ns/nmwg/tools/org/perfsonar/1.0/";
declare namespace psservice="http://ggf.org/ns/nmwg/tools/org/perfsonar/service/1.0/";
declare namespace summary="http://ggf.org/ns/nmwg/tools/org/perfsonar/service/lookup/summarization/2.0/";
for $metadata in /nmwg:store[@type="LSStore"]/nmwg:metadata
let $metadata_id := $metadata/@id
let $data := /nmwg:store[@type="LSStore"]/nmwg:data[@metadataIdRef=$metadata_id]
return
element {"nmwg:metadata"} {
attribute id {$metadata_id},
element {"perfsonar:subject"} {
$metadata/perfsonar:subject/psservice:service
},
$data/nmwg:metadata/nmwg:eventType
}
"""
xquery = XQuery(query_text)
r = c.query(xquery)
for metaKey in r.meta:
for service in r.data[metaKey]:
print service.subject.accessPoint
start = calendar.timegm(datetime.datetime(2014, 02, 13, 3, 30, 15).utctimetuple())
end = calendar.timegm(datetime.datetime(2014, 02, 14, 3, 30, 15).utctimetuple())
###############################
# Endpoint query
###############################
select = {
'filter_type': 'select',
'startTime': start,
'endTime': end,
}
q = Query(events.TRACEROUTE, data_filter=select)
#print q.to_xml()
r = c.query(q, message_type=Message.METADATA_KEY_REQUEST)
# read the data
for key, value in r.meta.iteritems():
if value.subject is None:
continue
print "Endpoint: (src: %s, dst:%s)" % (value.subject.src, value.subject.dst)
print value.event_types
#print value.to_xml()
print r.data[key]
print "\n"
################################
# making a single query
################################
from psapi.client import ServiceClient from psapi.query import EchoRequest ################################ # Create new client ################################ # Service access point url = 'http://pnwg-pt1.es.net:8085/perfSONAR_PS/services/pSB' c = ServiceClient(url) q = EchoRequest() r = c.query(q) print r.meta print r.data
"""
Sample Run of PsAPI Client for Lookup Service
"""
from psapi.client import ServiceClient
from psapi.query import LookupQuery
from psapi.protocol import Address
from psapi.protocol import events
################################
# Create new client
################################
# Service access point
url = 'http://ps1.es.net:9990/perfSONAR_PS/services/gLS'
c = ServiceClient(url)
src = Address('198.124.252.117')
dst = Address('198.129.254.46')
gls_query = LookupQuery([src, dst], events.IPERF2)
r = c.query(gls_query)
for meta in r.meta:
for result in r.data[meta]:
print result.accessPoint
