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# *******************************************************************************
# * Copyright (c) 2011 Wind River Systems, Inc. and others.
# * All rights reserved. This program and the accompanying materials
# * are made available under the terms of the Eclipse Public License v1.0
# * which accompanies this distribution, and is available at
# * http:#www.eclipse.org/legal/epl-v10.html
# *
# * Contributors:
# * Wind River Systems - initial API and implementation
# *******************************************************************************
import cStringIO, time, types
# Error report attribute names
ERROR_CODE = "Code" # integer
ERROR_TIME = "Time" # integer
ERROR_SERVICE = "Service" # string
ERROR_FORMAT = "Format" # string
ERROR_PARAMS = "Params" # array
ERROR_SEVERITY = "Severity" # integer
ERROR_ALT_CODE = "AltCode" # integer
ERROR_ALT_ORG = "AltOrg" # string
ERROR_CAUSED_BY = "CausedBy" # object
# Error severity codes
SEVERITY_ERROR = 0
SEVERITY_WARNING = 1
SEVERITY_FATAL = 2
# Error code ranges
# Standard TCF code range */
CODE_STD_MIN = 0
CODE_STD_MAX = 0xffff
# Service specific codes. Decoding requires service ID. */
CODE_SERVICE_SPECIFIC_MIN = 0x10000
CODE_SERVICE_SPECIFIC_MAX = 0x1ffff
# Reserved codes - will never be used by the TCF standard */
CODE_RESERVED_MIN = 0x20000
CODE_RESERVED_MAX = 0x2ffff
# Standard TCF error codes
TCF_ERROR_OTHER = 1
TCF_ERROR_JSON_SYNTAX = 2
TCF_ERROR_PROTOCOL = 3
TCF_ERROR_BUFFER_OVERFLOW = 4
TCF_ERROR_CHANNEL_CLOSED = 5
TCF_ERROR_COMMAND_CANCELLED = 6
TCF_ERROR_UNKNOWN_PEER = 7
TCF_ERROR_BASE64 = 8
TCF_ERROR_EOF = 9
TCF_ERROR_ALREADY_STOPPED = 10
TCF_ERROR_ALREADY_EXITED = 11
TCF_ERROR_ALREADY_RUNNING = 12
TCF_ERROR_ALREADY_ATTACHED = 13
TCF_ERROR_IS_RUNNING = 14
TCF_ERROR_INV_DATA_SIZE = 15
TCF_ERROR_INV_CONTEXT = 16
TCF_ERROR_INV_ADDRESS = 17
TCF_ERROR_INV_EXPRESSION = 18
TCF_ERROR_INV_FORMAT = 19
TCF_ERROR_INV_NUMBER = 20
TCF_ERROR_INV_DWARF = 21
TCF_ERROR_SYM_NOT_FOUND = 22
TCF_ERROR_UNSUPPORTED = 23
TCF_ERROR_INV_DATA_TYPE = 24
TCF_ERROR_INV_COMMAND = 25
TCF_ERROR_INV_TRANSPORT = 26
TCF_ERROR_CACHE_MISS = 27
TCF_ERROR_NOT_ACTIVE = 28
_timestamp_format = "%Y-%m-%d %H:%M:%S"
class ErrorReport(Exception):
def __init__(self, msg, attrs):
super(ErrorReport, self).__init__(msg)
if type(attrs) is types.IntType:
attrs = {
ERROR_CODE : attrs,
ERROR_TIME : int(time.time() * 1000),
ERROR_FORMAT : msg,
ERROR_SEVERITY : SEVERITY_ERROR
}
self.attrs = attrs
caused_by = attrs.get(ERROR_CAUSED_BY)
if caused_by:
map = caused_by
bf = cStringIO.StringIO()
bf.write("TCF error report:")
bf.write('\n')
appendErrorProps(bf, map)
self.caused_by = ErrorReport(bf.getvalue(), map)
def getErrorCode(self):
return self.attrs.get(ERROR_CODE) or 0
def getAltCode(self):
return self.attrs.get(ERROR_ALT_CODE) or 0
def getAltOrg(self):
return self.attrs.get(ERROR_ALT_ORG)
def getAttributes(self):
return self.attrs
def toErrorString(data):
if not data: return None
map = data
fmt = map.get(ERROR_FORMAT)
if fmt:
c = map.get(ERROR_PARAMS)
if c: return fmt.format(c)
return fmt
code = map.get(ERROR_CODE)
if code is not None:
if code == TCF_ERROR_OTHER:
alt_org = map.get(ERROR_ALT_ORG)
alt_code = map.get(ERROR_ALT_CODE)
if alt_org and alt_code:
return "%s Error %d" % (alt_org, alt_code)
return "TCF Error %d" % code
return "Invalid error report format"
def appendErrorProps(bf, map):
timeVal = map.get(ERROR_TIME)
code = map.get(ERROR_CODE)
service = map.get(ERROR_SERVICE)
severity = map.get(ERROR_SEVERITY)
alt_code = map.get(ERROR_ALT_CODE)
alt_org = map.get(ERROR_ALT_ORG)
if timeVal:
bf.write('\n')
bf.write("Time: ")
bf.write(time.strftime(_timestamp_format, time.localtime(timeVal/1000.)))
if severity:
bf.write('\n')
bf.write("Severity: ")
if severity == SEVERITY_ERROR: bf.write("Error")
elif severity == SEVERITY_FATAL: bf.write("Fatal")
elif severity == SEVERITY_WARNING: bf.write("Warning")
else: bf.write("Unknown")
bf.write('\n')
bf.write("Error text: ")
bf.write(toErrorString(map))
bf.write('\n')
bf.write("Error code: ")
bf.write(str(code))
if service:
bf.write('\n')
bf.write("Service: ")
bf.write(service)
if alt_code:
bf.write('\n')
bf.write("Alt code: ")
bf.write(str(alt_code))
if alt_org:
bf.write('\n')
bf.write("Alt org: ")
bf.write(alt_org)
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