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authorKartic Krishnamurthy <drunkensufi@lindenlab.com>2008-09-16 18:12:32 +0000
committerKartic Krishnamurthy <drunkensufi@lindenlab.com>2008-09-16 18:12:32 +0000
commit80f61963272cc2311c5410671045e34212476134 (patch)
tree2d913b7bc78c60a4e0755b0667d86a32b42fe467 /indra/lib
parent96869c0de45c20949ede6deeb4e8f954b7b209ca (diff)
QAR-751 : Merge Agent Inventory Services - Fetch Inventory and Fetch Inventory Descendents - to Release
Related Jiras: 1. DEV-17797 New Top Causes of Inventory Loss is Attachments with null folder_id 2. DEV-17937 null asset id not handled correctly in ais inventory fetch 3. OPSRT-1097 Update python-indra package on the system images 4. DEV-20505 QAR-751: Banning Cap "FetchLibDescendents" results in error in viewer log. 5. DEV-20328 QAR-751 Excessive log spam when using ais viewer against ais sim 6. DEV-20335 QAR-751 AIS bans are missing from message.xml svn merge -r95983:96590 svn+ssh://svn/svn/linden/branches/ais-for-merge-qar-751 . Miscellaneous commit: 1. Fixed silly bug in llsd-rest that broke connects to https on a non-standard port
Diffstat (limited to 'indra/lib')
-rw-r--r--indra/lib/python/indra/base/llsd.py142
-rw-r--r--indra/lib/python/indra/util/fastest_elementtree.py29
2 files changed, 121 insertions, 50 deletions
diff --git a/indra/lib/python/indra/base/llsd.py b/indra/lib/python/indra/base/llsd.py
index c841cdaf63..521b79c65a 100644
--- a/indra/lib/python/indra/base/llsd.py
+++ b/indra/lib/python/indra/base/llsd.py
@@ -4,7 +4,7 @@
$LicenseInfo:firstyear=2006&license=mit$
-Copyright (c) 2006-2007, Linden Research, Inc.
+Copyright (c) 2006-2008, Linden Research, Inc.
Permission is hereby granted, free of charge, to any person obtaining a copy
of this software and associated documentation files (the "Software"), to deal
@@ -33,19 +33,26 @@ import time
import types
import re
-from indra.util.fastest_elementtree import fromstring
+from indra.util.fastest_elementtree import ElementTreeError, fromstring
from indra.base import lluuid
-int_regex = re.compile("[-+]?\d+")
-real_regex = re.compile("[-+]?(\d+(\.\d*)?|\d*\.\d+)([eE][-+]?\d+)?")
-alpha_regex = re.compile("[a-zA-Z]+")
-date_regex = re.compile("(?P<year>\d{4})-(?P<month>\d{2})-(?P<day>\d{2})T(?P<hour>\d{2}):(?P<minute>\d{2}):(?P<second>\d{2})(?P<second_float>\.\d{2})?Z")
+try:
+ import cllsd
+except ImportError:
+ cllsd = None
+
+int_regex = re.compile(r"[-+]?\d+")
+real_regex = re.compile(r"[-+]?(\d+(\.\d*)?|\d*\.\d+)([eE][-+]?\d+)?")
+alpha_regex = re.compile(r"[a-zA-Z]+")
+date_regex = re.compile(r"(?P<year>\d{4})-(?P<month>\d{2})-(?P<day>\d{2})T"
+ r"(?P<hour>\d{2}):(?P<minute>\d{2}):(?P<second>\d{2})"
+ r"(?P<second_float>(\.\d+)?)Z")
#date: d"YYYY-MM-DDTHH:MM:SS.FFZ"
class LLSDParseError(Exception):
pass
-class LLSDSerializationError(Exception):
+class LLSDSerializationError(TypeError):
pass
@@ -64,7 +71,7 @@ def format_datestr(v):
""" Formats a datetime object into the string format shared by xml and notation serializations."""
second_str = ""
if v.microsecond > 0:
- seconds = v.second + float(v.microsecond) / 1000000
+ seconds = v.second + float(v.microsecond) / 1e6
second_str = "%05.2f" % seconds
else:
second_str = "%02d" % v.second
@@ -89,7 +96,7 @@ def parse_datestr(datestr):
seconds_float = match.group('second_float')
microsecond = 0
if seconds_float:
- microsecond = int(seconds_float[1:]) * 10000
+ microsecond = int(float('0' + seconds_float) * 1e6)
return datetime.datetime(year, month, day, hour, minute, second, microsecond)
@@ -116,7 +123,7 @@ def uuid_to_python(node):
return lluuid.UUID(node.text)
def str_to_python(node):
- return unicode(node.text or '').encode('utf8', 'replace')
+ return node.text or ''
def bin_to_python(node):
return binary(base64.decodestring(node.text or ''))
@@ -189,9 +196,13 @@ class LLSDXMLFormatter(object):
if(contents is None or contents is ''):
return "<%s />" % (name,)
else:
+ if type(contents) is unicode:
+ contents = contents.encode('utf-8')
return "<%s>%s</%s>" % (name, contents, name)
def xml_esc(self, v):
+ if type(v) is unicode:
+ v = v.encode('utf-8')
return v.replace('&', '&amp;').replace('<', '&lt;').replace('>', '&gt;')
def LLSD(self, v):
@@ -237,9 +248,14 @@ class LLSDXMLFormatter(object):
raise LLSDSerializationError("Cannot serialize unknown type: %s (%s)" % (
t, something))
- def format(self, something):
+ def _format(self, something):
return '<?xml version="1.0" ?>' + self.elt("llsd", self.generate(something))
+ def format(self, something):
+ if cllsd:
+ return cllsd.llsd_to_xml(something)
+ return self._format(something)
+
_g_xml_formatter = None
def format_xml(something):
global _g_xml_formatter
@@ -356,8 +372,10 @@ class LLSDNotationFormatter(object):
def UUID(self, v):
return "u%s" % v
def BINARY(self, v):
- raise LLSDSerializationError("binary notation not yet supported")
+ return 'b64"' + base64.encodestring(v) + '"'
def STRING(self, v):
+ if isinstance(v, unicode):
+ v = v.encode('utf-8')
return "'%s'" % v.replace("\\", "\\\\").replace("'", "\\'")
def URI(self, v):
return 'l"%s"' % str(v).replace("\\", "\\\\").replace('"', '\\"')
@@ -366,16 +384,24 @@ class LLSDNotationFormatter(object):
def ARRAY(self, v):
return "[%s]" % ','.join([self.generate(item) for item in v])
def MAP(self, v):
- return "{%s}" % ','.join(["'%s':%s" % (key.replace("\\", "\\\\").replace("'", "\\'"), self.generate(value))
+ def fix(key):
+ if isinstance(key, unicode):
+ return key.encode('utf-8')
+ return key
+ return "{%s}" % ','.join(["'%s':%s" % (fix(key).replace("\\", "\\\\").replace("'", "\\'"), self.generate(value))
for key, value in v.items()])
def generate(self, something):
t = type(something)
- if self.type_map.has_key(t):
- return self.type_map[t](something)
+ handler = self.type_map.get(t)
+ if handler:
+ return handler(something)
else:
- raise LLSDSerializationError("Cannot serialize unknown type: %s (%s)" % (
- t, something))
+ try:
+ return self.ARRAY(iter(something))
+ except TypeError:
+ raise LLSDSerializationError(
+ "Cannot serialize unknown type: %s (%s)" % (t, something))
def format(self, something):
return self.generate(something)
@@ -479,7 +505,6 @@ class LLSDBinaryParser(object):
raise LLSDParseError("invalid map key at byte %d." % (
self._index - 1,))
value = self._parse()
- #print "kv:",key,value
rv[key] = value
count += 1
cc = self._buffer[self._index]
@@ -636,11 +661,23 @@ class LLSDNotationParser(object):
# 'd' = date in seconds since epoch
return self._parse_date()
elif cc == 'b':
- raise LLSDParseError("binary notation not yet supported")
+ return self._parse_binary()
else:
raise LLSDParseError("invalid token at index %d: %d" % (
self._index - 1, ord(cc)))
+ def _parse_binary(self):
+ i = self._index
+ if self._buffer[i:i+2] == '64':
+ q = self._buffer[i+2]
+ e = self._buffer.find(q, i+3)
+ try:
+ return base64.decodestring(self._buffer[i+3:e])
+ finally:
+ self._index = e + 1
+ else:
+ raise LLSDParseError('random horrible binary format not supported')
+
def _parse_map(self):
""" map: { string:object, string:object } """
rv = {}
@@ -653,30 +690,23 @@ class LLSDNotationParser(object):
if cc in ("'", '"', 's'):
key = self._parse_string(cc)
found_key = True
- #print "key:",key
elif cc.isspace() or cc == ',':
cc = self._buffer[self._index]
self._index += 1
else:
raise LLSDParseError("invalid map key at byte %d." % (
self._index - 1,))
+ elif cc.isspace() or cc == ':':
+ cc = self._buffer[self._index]
+ self._index += 1
+ continue
else:
- if cc.isspace() or cc == ':':
- #print "skipping whitespace '%s'" % cc
- cc = self._buffer[self._index]
- self._index += 1
- continue
self._index += 1
value = self._parse()
- #print "kv:",key,value
rv[key] = value
found_key = False
cc = self._buffer[self._index]
self._index += 1
- #if cc == '}':
- # break
- #cc = self._buffer[self._index]
- #self._index += 1
return rv
@@ -840,6 +870,14 @@ def format_binary(something):
return '<?llsd/binary?>\n' + _format_binary_recurse(something)
def _format_binary_recurse(something):
+ def _format_list(something):
+ array_builder = []
+ array_builder.append('[' + struct.pack('!i', len(something)))
+ for item in something:
+ array_builder.append(_format_binary_recurse(item))
+ array_builder.append(']')
+ return ''.join(array_builder)
+
if something is None:
return '!'
elif isinstance(something, LLSD):
@@ -857,7 +895,10 @@ def _format_binary_recurse(something):
return 'u' + something._bits
elif isinstance(something, binary):
return 'b' + struct.pack('!i', len(something)) + something
- elif isinstance(something, (str, unicode)):
+ elif isinstance(something, str):
+ return 's' + struct.pack('!i', len(something)) + something
+ elif isinstance(something, unicode):
+ something = something.encode('utf-8')
return 's' + struct.pack('!i', len(something)) + something
elif isinstance(something, uri):
return 'l' + struct.pack('!i', len(something)) + something
@@ -865,35 +906,50 @@ def _format_binary_recurse(something):
seconds_since_epoch = time.mktime(something.timetuple())
return 'd' + struct.pack('!d', seconds_since_epoch)
elif isinstance(something, (list, tuple)):
- array_builder = []
- array_builder.append('[' + struct.pack('!i', len(something)))
- for item in something:
- array_builder.append(_format_binary_recurse(item))
- array_builder.append(']')
- return ''.join(array_builder)
+ return _format_list(something)
elif isinstance(something, dict):
map_builder = []
map_builder.append('{' + struct.pack('!i', len(something)))
for key, value in something.items():
+ if isinstance(key, unicode):
+ key = key.encode('utf-8')
map_builder.append('k' + struct.pack('!i', len(key)) + key)
map_builder.append(_format_binary_recurse(value))
map_builder.append('}')
return ''.join(map_builder)
else:
- raise LLSDSerializationError("Cannot serialize unknown type: %s (%s)" % (
- type(something), something))
+ try:
+ return _format_list(list(something))
+ except TypeError:
+ raise LLSDSerializationError(
+ "Cannot serialize unknown type: %s (%s)" %
+ (type(something), something))
+
+
+def parse_binary(something):
+ header = '<?llsd/binary?>\n'
+ if not something.startswith(header):
+ raise LLSDParseError('LLSD binary encoding header not found')
+ return LLSDBinaryParser().parse(something[len(header):])
+
+def parse_xml(something):
+ try:
+ return to_python(fromstring(something)[0])
+ except ElementTreeError, err:
+ raise LLSDParseError(*err.args)
+def parse_notation(something):
+ return LLSDNotationParser().parse(something)
def parse(something):
try:
if something.startswith('<?llsd/binary?>'):
- just_binary = something.split('\n', 1)[1]
- return LLSDBinaryParser().parse(just_binary)
+ return parse_binary(something)
# This should be better.
elif something.startswith('<'):
- return to_python(fromstring(something)[0])
+ return parse_xml(something)
else:
- return LLSDNotationParser().parse(something)
+ return parse_notation(something)
except KeyError, e:
raise Exception('LLSD could not be parsed: %s' % (e,))
diff --git a/indra/lib/python/indra/util/fastest_elementtree.py b/indra/lib/python/indra/util/fastest_elementtree.py
index 228be49ed3..24701438f0 100644
--- a/indra/lib/python/indra/util/fastest_elementtree.py
+++ b/indra/lib/python/indra/util/fastest_elementtree.py
@@ -2,9 +2,9 @@
@file fastest_elementtree.py
@brief Concealing some gnarly import logic in here. This should export the interface of elementtree.
-$LicenseInfo:firstyear=2006&license=mit$
+$LicenseInfo:firstyear=2008&license=mit$
-Copyright (c) 2006-2007, Linden Research, Inc.
+Copyright (c) 2008, Linden Research, Inc.
Permission is hereby granted, free of charge, to any person obtaining a copy
of this software and associated documentation files (the "Software"), to deal
@@ -26,25 +26,40 @@ THE SOFTWARE.
$/LicenseInfo$
"""
-# Using celementree might cause some unforeseen problems so here's a
+# The parsing exception raised by the underlying library depends
+# on the ElementTree implementation we're using, so we provide an
+# alias here.
+#
+# Use ElementTreeError as the exception type for catching parsing
+# errors.
+
+
+# Using cElementTree might cause some unforeseen problems, so here's a
# convenient off switch.
+
use_celementree = True
try:
if not use_celementree:
raise ImportError()
- from cElementTree import * ## This does not work under Windows
+ # Python 2.3 and 2.4.
+ from cElementTree import *
+ ElementTreeError = SyntaxError
except ImportError:
try:
if not use_celementree:
raise ImportError()
- ## This is the name of cElementTree under python 2.5
+ # Python 2.5 and above.
from xml.etree.cElementTree import *
+ ElementTreeError = SyntaxError
except ImportError:
+ # Pure Python code.
try:
- ## This is the old name of elementtree, for use with 2.3
+ # Python 2.3 and 2.4.
from elementtree.ElementTree import *
except ImportError:
- ## This is the name of elementtree under python 2.5
+ # Python 2.5 and above.
from xml.etree.ElementTree import *
+ # The pure Python ElementTree module uses Expat for parsing.
+ from xml.parsers.expat import ExpatError as ElementTreeError