def connect():
##
## __connect
##
## Author - Tim Byrne
##
## Connect to the web service on the given server, sets the module-level object __connection__
## equal to the new connection. Will not reconnect if __connection__ is already connected.
##
global connection
global connected
global connectionError
global connectionRetries
global __retryDelay
global __last_retry_time
# __connectionError__ = True
# return connected
if connectionError:
disconnect()
connectionError = False
if connectionRetries > __maxConnectionRetries__:
current_time = time.time()
if not __last_retry_time: # Set time but do not reset failures
__last_retry_time = current_time
return connected
if current_time - __last_retry_time > __retryDelay:
__last_retry_time = current_time
DebugPrint(1, 'Retry connection after ', __retryDelay, 's')
__retryDelay = __retryDelay * __backoff_factor
if __retryDelay > __maximumDelay:
__retryDelay = __maximumDelay
connectionRetries = 0
connectionRetries += 1
if not connected and connectionRetries <= __maxConnectionRetries__:
if Config.get_UseSSL() == 0 and Config.get_UseSoapProtocol() == 1:
DebugPrint(0, 'Error: SOAP connection is no longer supported.')
__connectionError__ = True
return connected
elif Config.get_UseSSL() == 0 and Config.get_UseSoapProtocol() == 0:
try:
if ProxyUtil.findHTTPProxy():
DebugPrint(0,
'WARNING: http_proxy is set but not supported')
# __connection__ = ProxyUtil.HTTPConnection(Config.get_SOAPHost(),
# http_proxy = ProxyUtil.findHTTPProxy())
connection = httplib.HTTPConnection(Config.get_SOAPHost())
except KeyboardInterrupt:
raise
except SystemExit:
raise
except Exception, ex:
DebugPrint(0, 'ERROR: could not initialize HTTP connection')
DebugPrintTraceback()
connectionError = True
return connected
try:
prev_handler = signal.signal(signal.SIGALRM,
__handle_timeout__)
signal.alarm(timeout)
DebugPrint(4, 'DEBUG: Connect')
connection.connect()
DebugPrint(4, 'DEBUG: Connect: OK')
signal.alarm(0)
signal.signal(signal.SIGALRM, prev_handler)
except socket.error, ex:
DebugPrint(3, 'Socket connection error: ' + str(ex))
connectionError = True
raise
except GratiaTimeout:
DebugPrint(3, 'Connection timeout (GratiaTimeout exception).')
connectionError = True
raise
pr_key_file = Config.get_KeyFile()
else:
pr_cert_file = Config.get_GratiaCertificateFile()
pr_key_file = Config.get_GratiaKeyFile()
if pr_cert_file == None:
DebugPrint(
0,
'Error: While trying to connect to HTTPS, no valid local certificate.'
)
connectionError = True
return connected
DebugPrint(4, 'DEBUG: Attempting to connect to HTTPS')
try:
if ProxyUtil.findHTTPSProxy():
DebugPrint(0,
'WARNING: http_proxy is set but not supported')
# __connection__ = ProxyUtil.HTTPSConnection(Config.get_SSLHost(),
# cert_file = pr_cert_file,
# key_file = pr_key_file,
# http_proxy = ProxyUtil.findHTTPSProxy())
connection = httplib.HTTPSConnection(Config.get_SSLHost(),
cert_file=pr_cert_file,
key_file=pr_key_file)
except KeyboardInterrupt:
raise
except SystemExit:
raise
if Config.get_UseGratiaCertificates() == 0:
pr_cert_file = Config.get_CertificateFile()
pr_key_file = Config.get_KeyFile()
else:
pr_cert_file = Config.get_GratiaCertificateFile()
pr_key_file = Config.get_GratiaKeyFile()
if pr_cert_file == None:
DebugPrint(0, 'Error: While trying to connect to HTTPS, no valid local certificate.')
connectionError = True
return connected
DebugPrint(4, 'DEBUG: Attempting to connect to HTTPS')
try:
if ProxyUtil.findHTTPSProxy():
DebugPrint(0, 'WARNING: http_proxy is set but not supported')
# __connection__ = ProxyUtil.HTTPSConnection(Config.get_SSLHost(),
# cert_file = pr_cert_file,
# key_file = pr_key_file,
# http_proxy = ProxyUtil.findHTTPSProxy())
connection = httplib.HTTPSConnection(Config.get_SSLHost(), cert_file=pr_cert_file,
key_file=pr_key_file)
except KeyboardInterrupt:
raise
except SystemExit:
raise
except Exception, ex:
DebugPrint(0, 'ERROR: could not initialize HTTPS connection')
def connect():
##
## __connect
##
## Author - Tim Byrne
##
## Connect to the web service on the given server, sets the module-level object __connection__
## equal to the new connection. Will not reconnect if __connection__ is already connected.
##
global connection
global connected
global connectionError
global connectionRetries
global __retryDelay
global __last_retry_time
# __connectionError__ = True
# return connected
if connectionError:
disconnect()
connectionError = False
if connectionRetries > __maxConnectionRetries__:
current_time = time.time()
if not __last_retry_time: # Set time but do not reset failures
__last_retry_time = current_time
return connected
if current_time - __last_retry_time > __retryDelay:
__last_retry_time = current_time
DebugPrint(1, 'Retry connection after ', __retryDelay, 's')
__retryDelay = __retryDelay * __backoff_factor
if __retryDelay > __maximumDelay:
__retryDelay = __maximumDelay
connectionRetries = 0
connectionRetries += 1
if not connected and connectionRetries <= __maxConnectionRetries__:
if Config.get_UseSSL() == 0 and Config.get_UseSoapProtocol() == 1:
DebugPrint(0, 'Error: SOAP connection is no longer supported.')
__connectionError__ = True
return connected
elif Config.get_UseSSL() == 0 and Config.get_UseSoapProtocol() == 0:
try:
if ProxyUtil.findHTTPProxy():
DebugPrint(0, 'WARNING: http_proxy is set but not supported')
# __connection__ = ProxyUtil.HTTPConnection(Config.get_SOAPHost(),
# http_proxy = ProxyUtil.findHTTPProxy())
connection = httplib.HTTPConnection(Config.get_SOAPHost())
except KeyboardInterrupt:
raise
except SystemExit:
raise
except Exception, ex:
DebugPrint(0, 'ERROR: could not initialize HTTP connection')
DebugPrintTraceback()
connectionError = True
return connected
try:
prev_handler = signal.signal(signal.SIGALRM, __handle_timeout__)
signal.alarm(timeout)
DebugPrint(4, 'DEBUG: Connect')
connection.connect()
DebugPrint(4, 'DEBUG: Connect: OK')
signal.alarm(0)
signal.signal(signal.SIGALRM, prev_handler)
except socket.error, ex:
DebugPrint(3, 'Socket connection error: '+str(ex))
connectionError = True
raise
except GratiaTimeout:
DebugPrint(3, 'Connection timeout (GratiaTimeout exception).')
connectionError = True
raise
def connect():
##
## __connect
##
## Author - Tim Byrne
##
## Connect to the web service on the given server, sets the module-level object __connection__
## equal to the new connection. Will not reconnect if __connection__ is already connected.
##
global connection
global connected
global connectionError
global connectionRetries
global __retryDelay
global __last_retry_time
# __connectionError__ = True
# return connected
if connectionError:
disconnect()
connectionError = False
if connectionRetries > __maxConnectionRetries__:
current_time = time.time()
if not __last_retry_time: # Set time but do not reset failures
__last_retry_time = current_time
return connected
if current_time - __last_retry_time > __retryDelay:
__last_retry_time = current_time
DebugPrint(1, 'Retry connection after ', __retryDelay, 's')
__retryDelay = __retryDelay * __backoff_factor
if __retryDelay > __maximumDelay:
__retryDelay = __maximumDelay
connectionRetries = 0
connectionRetries += 1
if not connected and connectionRetries <= __maxConnectionRetries__:
if Config.get_UseSSL() == 0 and Config.get_UseSoapProtocol() == 1:
DebugPrint(0, 'Error: SOAP connection is no longer supported.')
__connectionError__ = True
return connected
elif Config.get_UseSSL() == 0 and Config.get_UseSoapProtocol() == 0:
try:
if ProxyUtil.findHTTPProxy():
DebugPrint(0,
'WARNING: http_proxy is set but not supported')
# __connection__ = ProxyUtil.HTTPConnection(Config.get_SOAPHost(),
# http_proxy = ProxyUtil.findHTTPProxy())
connection = httplib.HTTPConnection(Config.get_SOAPHost())
except KeyboardInterrupt:
raise
except SystemExit:
raise
except Exception as ex:
DebugPrint(0, 'ERROR: could not initialize HTTP connection')
DebugPrintTraceback()
connectionError = True
return connected
try:
prev_handler = signal.signal(signal.SIGALRM,
__handle_timeout__)
signal.alarm(timeout)
DebugPrint(4, 'DEBUG: Connect')
connection.connect()
DebugPrint(4, 'DEBUG: Connect: OK')
signal.alarm(0)
signal.signal(signal.SIGALRM, prev_handler)
except socket.error as ex:
DebugPrint(3, 'Socket connection error: ' + str(ex))
connectionError = True
raise
except GratiaTimeout:
DebugPrint(3, 'Connection timeout (GratiaTimeout exception).')
connectionError = True
raise
except KeyboardInterrupt:
raise
except SystemExit:
raise
except Exception as ex:
connectionError = True
DebugPrint(4, 'DEBUG: Connect: FAILED')
DebugPrint(
0,
'Error: While trying to connect to HTTP, caught exception '
+ str(ex))
DebugPrintTraceback()
return connected
DebugPrint(1, 'Connection via HTTP to: ' + Config.get_SOAPHost())
else:
# print "Using POST protocol"
# assert(Config.get_UseSSL() == 1)
if Config.get_UseGratiaCertificates() == 0:
pr_cert_file = Config.get_CertificateFile()
pr_key_file = Config.get_KeyFile()
else:
pr_cert_file = Config.get_GratiaCertificateFile()
pr_key_file = Config.get_GratiaKeyFile()
if pr_cert_file == None:
DebugPrint(
0,
'Error: While trying to connect to HTTPS, no valid local certificate.'
)
connectionError = True
return connected
DebugPrint(4, 'DEBUG: Attempting to connect to HTTPS')
try:
if ProxyUtil.findHTTPSProxy():
DebugPrint(0,
'WARNING: http_proxy is set but not supported')
# __connection__ = ProxyUtil.HTTPSConnection(Config.get_SSLHost(),
# cert_file = pr_cert_file,
# key_file = pr_key_file,
# http_proxy = ProxyUtil.findHTTPSProxy())
connection = httplib.HTTPSConnection(Config.get_SSLHost(),
cert_file=pr_cert_file,
key_file=pr_key_file)
except KeyboardInterrupt:
raise
except SystemExit:
raise
except Exception as ex:
DebugPrint(0, 'ERROR: could not initialize HTTPS connection')
DebugPrintTraceback()
connectionError = True
return connected
try:
prev_handler = signal.signal(signal.SIGALRM,
__handle_timeout__)
signal.alarm(timeout)
DebugPrint(4, 'DEBUG: Connect')
connection.connect()
DebugPrint(4, 'DEBUG: Connect: OK')
signal.alarm(0)
signal.signal(signal.SIGALRM, prev_handler)
except socket.error as ex:
connectionError = True
raise
except GratiaTimeout:
DebugPrint(3, 'Connection (GratiaTimeout exception).')
connectionError = True
raise
except KeyboardInterrupt:
raise
except SystemExit:
raise
except Exception as ex:
DebugPrint(4, 'DEBUG: Connect: FAILED')
DebugPrint(
0,
'Error: While trying to connect to HTTPS, caught exception '
+ str(ex))
DebugPrintTraceback()
connectionError = True
return connected
DebugPrint(1, 'Connected via HTTPS to: ' + Config.get_SSLHost())
# print "Using SSL protocol"
# Successful
DebugPrint(4, 'DEBUG: Connection SUCCESS')
connected = True
# Reset connection retry count to 0 and the retry delay to its initial value
connectionRetries = 0
__retryDelay = __initialDelay
return connected
