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pylightning: Increase buffer size for big JSON-RPC responses

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This was causing `listchannels` to be incredibly slow. The response is
several megabyte in size, and we were only buffering 1Kb on each
iteration.

Signed-off-by: Christian Decker <decker.christian@gmail.com>
This commit is contained in:
Christian Decker 2018-12-17 23:35:26 +01:00
parent b2ee53fd89
commit 7314c71695
1 changed files with 2 additions and 2 deletions
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4
contrib/pylightning/lightning/lightning.py
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@ -33,7 +33,7 @@ class UnixDomainSocketRpc(object):
return self._readobj(sock, buff)
while True:
try:
b = sock.recv(1024)
b = sock.recv(max(1024, len(buff)))
buff += b
if b'\n\n' in buff:
@ -58,7 +58,7 @@ class UnixDomainSocketRpc(object):
parts = buff.split(b'\n\n', 1)
if len(parts) == 1:
# Didn't read enough.
b = sock.recv(1024)
b = sock.recv(max(1024, len(buff)))
buff += b
if len(b) == 0:
return {'error': 'Connection to RPC server lost.'}, buff