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GenSocket.py
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GenSocket.py
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#!/usr/bin/env python2
# requires: https://pypi.python.org/pypi/http-parser
from twisted.internet import reactor, protocol, ssl
from twisted.internet.defer import Deferred
from http_parser.pyparser import HttpParser
from Parameters import Parameters
from Jobs import Jobs
import time
import sys
import re
class GenClient(protocol.Protocol):
def __init__(self, factory):
self.factory = factory
self.job_id = self.factory.get_job_id()
reactor.callLater(self.factory.get_timeout(), self.TimedOut)
# todo - add the ability to pass data for the client to transmit to the server
self.request = None
def TimedOut(self):
self.factory.add_fail("timeout")
self.transport.loseConnection()
def connectionMade(self):
if self.job_id:
sys.stderr.write("Job %s: Made connection to %s:%s\n" % (self.job_id, self.factory.get_ip(), self.factory.get_port()))
else:
sys.stderr.write("Made connection to %s:%s\n" % (self.factory.get_ip(), self.factory.get_port()))
reactor.callLater(self.factory.get_timeout(), self.TimedOut)
#sys.stderr.write("Sending: %s\n" % self.request)
if self.request:
self.transport.write("%s\r\n" % self.request)
else:
self.factory.add_data("Simple socke connected, now terminating.\n")
self.transport.loseConnection()
def dataReceived(self, data):
self.recv += data
self.factory.add_data(data)
# todo - How do we know when to stop receiving data?
# We shouldn't just close the connection after some data.
self.transport.loseConnection()
class GenCoreFactory(protocol.ClientFactory):
def __init__(self):
self.fail = False
self.reason = None
self.start = None
self.end = None
self.debug = False
self.data = ""
self.addr = None
self.deferreds = {}
self.fqdn = ""
self.port = 0
self.timeout = 30
self.noisy = False
def get_deferred(self, key):
deferred = Deferred()
# We use the connect object returned by reactor.connectTCP() as our key.
# This is ugly as fuck, but it works.
self.deferreds[key] = deferred
return deferred
def startedConnecting(self, connector):
if self.job:
sys.stderr.write("Job %s: Starting connection\n" % self.job.get_job_id())
def buildProtocol(self, addr):
self.addr = addr
self.start = time.time()
return GenClient(self)
def add_data(self, data):
self.data += data
def add_fail(self, reason):
self.reason = reason
self.fail = True
def get_conn_id(self):
return self.conn_id
def get_timeout(self):
return self.timeout
def get_conn_id(self):
return self.conn_id
def get_ip(self):
return self.ip
def get_fqdn(self):
return self.fqdn
def get_port(self):
return self.port
def get_debug(self):
return self.debug
def get_job_id(self):
return None
class GenCheckFactory(GenCoreFactory):
def __init__(self, params, job, service):
GenCoreFactory.__init__(self)
self.job = job
self.params = params
self.service = service
self.ip = job.get_ip()
self.port = self.service.get_port()
#self.timeout = self.params.get_timeout()
self.timeout = self.job.get_timeout()
def add_fail(self, reason):
if "timeout" in reason:
self.service.timeout("General socket connection failure")
else:
self.service.fail_conn(reason, "%s\r\n%s" % (self.get_server_headers(), self.body))
def get_job_id(self):
return self.job.get_job_id()
def clientConnectionFailed(self, connector, reason):
self.end = time.time()
if self.params.debug:
sys.stderr.write( "Job %s: clientConnectionFailed:\t" % self.job.get_job_id())
sys.stderr.write( "reason %s\t" % reason)
sys.stderr.write( "self.reason: %s\t" % self.reason)
if self.debug:
sys.stderr.write( "\nReceived: %s\n" % self.get_server_headers())
conn_time = None
if self.start:
conn_time = self.end - self.start
else:
self.service.timeout(self.data)
return
self.service.fail_conn(reason.getErrorMessage(), self.data)
self.deferreds[connector].errback(reason)
def clientConnectionLost(self, connector, reason):
self.end = time.time()
if self.params.debug:
sys.stderr.write( "Job %s: clientConnectionLost\t" % self.job.get_job_id())
sys.stderr.write( "given reason: %s\t" % reason)
sys.stderr.write( "self.reason: %s\t" % self.reason)
if self.debug:
sys.stderr.write( "\nReceived: %s\n" % self.get_server_headers())
conn_time = self.end - self.start
if self.data:
self.service.set_data(self.data)
if self.fail and self.reason:
self.service.fail_conn(self.reason, self.data)
elif self.fail and not self.reason:
self.service.fail_conn(reason.getErrorMessage(), self.data)
elif "non-clean" in reason.getErrorMessage():
self.service.fail_conn("other", self.data)
else:
self.service.pass_conn()
self.deferreds[connector].callback(self.job.get_job_id())
if __name__ == "__main__":
from twisted.python import log
from DNSclient import DNSclient
from WebClient import JobFactory
import sys
def post_job(job_id):
factory = JobFactory(params, jobs, "put", job_id)
reactor.connectTCP(params.get_sb_ip(), params.get_sb_port(), factory, params.get_timeout())
def check_web(result, params, job):
print "Got %s %s %s" % (result, params, job)
print "Checking services for %s" % job.get_ip()
for service in job.get_services():
factory = WebServiceCheckFactory(params, job, service)
deferred = factory.get_deferred()
deferred.addCallback(post_job)
reactor.connectTCP(job.get_ip(), service.get_port(), factory, params.get_timeout())
def dns_fail(failure, job):
jobid = job.get_job_id()
print "DNS Failed for job %s! %s" % (jobid, failure)
job.set_ip("fail")
raise Exception("Fail Host")
def job_fail(failure, job):
jobid = job.get_job_id()
print "job %s Failed! %s" % (jobid, failure)
print job.get_json_str()
post_job(jobid)
return True
def check_job(params, jobs):
job = jobs.get_job()
if job:
#DNS?
dnsobj = DNSclient(job, 3)
# Execute the query
query_d = dnsobj.query()
# Handle a DNS failure - fail the host
query_d.addErrback(dns_fail, job)
# Handle a DNS success - move on to ping
query_d.addCallback(check_web, params, job)
query_d.addErrback(job_fail, job)
log.startLogging(open('log/gensockettest.log', 'w'))
jobs = Jobs()
sys.stderr.write( "Testing %s\n" % sys.argv[0])
params = Parameters()
factory = JobFactory(params, jobs, "get")
reactor.connectTCP(params.get_sb_ip(), params.get_sb_port(), factory, params.get_timeout())
reactor.callLater(5, check_job, params, jobs)
reactor.callLater(30, reactor.stop)
reactor.run()
print "Finished normally"