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Diffstat (limited to 'hurd/debugging/rpctrace.mdwn')
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diff --git a/hurd/debugging/rpctrace.mdwn b/hurd/debugging/rpctrace.mdwn deleted file mode 100644 index fd24f081..00000000 --- a/hurd/debugging/rpctrace.mdwn +++ /dev/null @@ -1,95 +0,0 @@ -[[!meta copyright="Copyright © 2007, 2008, 2009, 2010, 2011 Free Software -Foundation, Inc."]] - -[[!meta license="""[[!toggle id="license" text="GFDL 1.2+"]][[!toggleable -id="license" text="Permission is granted to copy, distribute and/or modify this -document under the terms of the GNU Free Documentation License, Version 1.2 or -any later version published by the Free Software Foundation; with no Invariant -Sections, no Front-Cover Texts, and no Back-Cover Texts. A copy of the license -is included in the section entitled [[GNU Free Documentation -License|/fdl]]."]]"""]] - -*rpctrace* is -- roughly -- an equivavlent to Linux's *strace* or Solaris' or -BSD's *truss*. It is used to trace [[remote_procedure_call|rpc]]s a process is -doing. - -See `rpctrace --help` about how to use it. - - -# Issues and Patches - -[[!tag open_issue_hurd]] - -* <http://savannah.gnu.org/patch/?2104> -- don't assert that local port names - are valid -* <http://savannah.gnu.org/bugs/?3939> -- `rpctrace`d program hangs when signal - that terminates or suspends it is sent - * <http://savannah.gnu.org/patch/?1633> -- terminated with `C-c` `rpctrace`d - programs hang -* <http://savannah.gnu.org/patch/?5580> -- more readable output - -* IRC, unknown channel, unknown date - - <youpi> how to rpctrace a translator ? - <youpi> ah, just settrans /usr/bin/rpctrace... - <youpi> hum, it hung, and killing it got a Mach panic (thread in unexpected - state) ... - -* IRC, unknown channel, unknown date - - <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... - -* IRC, freenode, #hurd, 2011-11-04 - - [[!taglink open_issue_documentation]] - - <mcsim> hello. Are there any documentation about understanding output - of rpctrace? - <braunr> no - <braunr> you should read the source code, best doc available - <braunr> if you have too many numbers and almost no symbolc names, - you're lacking rpc definition lists - <braunr> check that the gnumach-common package is installed, as it - provides the gnumach definitions - <braunr> (the glibc ones are almost always available) - <braunr> with those two, you should be fine for the beginning - <mcsim> gnumach-common is installed. And what is the name for glibc - package for gnumach definitions. - <mcsim> Also I'm using libraries specified by LD_LIBRARY_PATH. Does it - make influence on absence of symbolic names? - <braunr> no - <braunr> rpctrace --help - <braunr> see the --rpc-list=FILE option - <braunr> the default lists are in /usr/share/msgids/, with the .msgids - extension - <braunr> $ dpkg -S msgids - <braunr> gnumach-common: /usr/share/msgids/gnumach.msgids - <braunr> hurd: /usr/share/msgids/hurd.msgids - <braunr> ok, glibc has none, it's the hurd - <braunr> for more details about the output, read the source code - <braunr> it shouldn't be that hard to grasp - <mcsim> -I /usr/share/msgids helped - <mcsim> thank you - <braunr> it shouldn't have, it's the default path - <mcsim> but symbolic names appeared - <braunr> well, that's weird :) - <pinotree> braunr: the output of rpctrace --help should tell the - default dir for msgids - - -# See Also - -See also [[open_issues/librpci]]. |