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-rw-r--r--hurd/debugging/rpctrace.mdwn12
1 files changed, 12 insertions, 0 deletions
diff --git a/hurd/debugging/rpctrace.mdwn b/hurd/debugging/rpctrace.mdwn
index ee5ee3e7..de46c08d 100644
--- a/hurd/debugging/rpctrace.mdwn
+++ b/hurd/debugging/rpctrace.mdwn
@@ -39,3 +39,15 @@ See `rpctrace --help` about how to use it.
<antrik> hm... for a funny effect, try running rpctrace on
/servers/socket/1, and then use dpkg... ;-)
+
+* IRC, unknown channel, unknown date.
+
+ <youpi> the problem of rpctrace is that it's a man in the middle :)
+ <youpi> so in principle, by design authentication stuff shouldn't work
+ <antrik> I don't think the Hurd auth mechanism in any way prevents or tries to prevent man-in-the-middle...
+ <youpi> maybe, but just try, you'll see all kinds of issue as soon as you have authentication stuff
+ <youpi> and the basic reason is that being a man in the middle needs special care
+ <youpi> which rpctrace doesn't completely do
+ <antrik> it's a while since I have dived into rpctrace; but AIUI, it should work just fine if the proxying is done properly
+ <antrik> note that there is a number of known bugs in rpctrace, for which zhengda has sent patches... though I haven't reviewed all of them I think
+ <antrik> there are some nasty Mach operations that are really hard to proxy -- but I don't think the auth mechanism needs any of these...