[tor-commits] [stem/master] Parsing read/write-history lines in extrainfo descriptors

[atagar@xxxxxxxxxxxxxx]

commit fa6d81cf69d5590f6bcb0ad94cf34a7b313f02c2
Author: Damian Johnson <atagar@xxxxxxxxxxxxxx>
Date:   Wed May 9 08:09:00 2012 -0700

    Parsing read/write-history lines in extrainfo descriptors
    
    Copying the code for parsing from the server descriptors. I suspect that this
    isn't yet exercised by the tests - I'm next gonna improve our integ tests then
    check if this would be appropriate for a unit test too.
---
 stem/descriptor/extrainfo_descriptor.py |   25 +++++++++++++++++++++++++
 1 files changed, 25 insertions(+), 0 deletions(-)

diff --git a/stem/descriptor/extrainfo_descriptor.py b/stem/descriptor/extrainfo_descriptor.py
index ca34ca1..2ea8829 100644
--- a/stem/descriptor/extrainfo_descriptor.py
+++ b/stem/descriptor/extrainfo_descriptor.py
@@ -263,6 +263,31 @@ class ExtraInfoDescriptor(stem.descriptor.Descriptor):
         except ValueError:
           if validate:
             raise ValueError("Published line's time wasn't parseable: %s" % line)
+      elif keyword in ("read-history", "write-history"):
+        try:
+          timestamp, interval, remainder = _parse_timestamp_and_interval(keyword, value)
+          
+          try:
+            if remainder:
+              history_values = [int(entry) for entry in remainder.split(",")]
+            else:
+              history_values = []
+          except ValueError:
+            raise ValueError("%s line has non-numeric values: %s" % (keyword, line))
+          
+          if keyword == "read-history":
+            self.read_history = value
+            self.read_history_end = timestamp
+            self.read_history_interval = interval
+            self.read_history_values = history_values
+          else:
+            self.write_history = value
+            self.write_history_end = timestamp
+            self.write_history_interval = interval
+            self.write_history_values = history_values
+        except ValueError, exc:
+          if not validate: continue
+          else: raise exc
       elif keyword == "router-signature":
         if validate and not block_contents:
           raise ValueError("Router signature line must be followed by a signature block: %s" % line)



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