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authorSamuel Thibault <samuel.thibault@ens-lyon.org>2015-02-18 00:58:35 +0100
committerSamuel Thibault <samuel.thibault@ens-lyon.org>2015-02-18 00:58:35 +0100
commit49a086299e047b18280457b654790ef4a2e5abfa (patch)
treec2b29e0734d560ce4f58c6945390650b5cac8a1b /open_issues/pflocal_socket_credentials_for_local_sockets.mdwn
parente2b3602ea241cd0f6bc3db88bf055bee459028b6 (diff)
Revert "rename open_issues.mdwn to service_solahart_jakarta_selatan__082122541663.mdwn"
This reverts commit 95878586ec7611791f4001a4ee17abf943fae3c1.
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+[[!meta copyright="Copyright © 2011, 2013 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]]."]]"""]]
+
+[[!tag open_issue_hurd]]
+
+
+# IRC, freenode, #hurd, 2011-03-28
+
+ <pinotree> basically, i'm trying to implement socket credentials for local
+ sockets, and i guessed doing it in pflocal would be the appropriate place
+ <pinotree> what i thought was filling the cmsg data for MSG_CRED at
+ S_socket_recv() call
+ <pinotree> in case i missed it, would there be a way to "identify" the
+ other side of the port associated to the sock_user of that call?
+ <pochu> pinotree: that's needed by dbus right? cool! (and I don't know)
+ <pinotree> (yes, and gamin)
+ <youpi> pinotree: you have them already, they're just not stored
+ <youpi> see S_io_reauthenticate
+ <youpi> Throw away the ids we went through all that trouble to get...
+ <youpi> (comment)
+ * pinotree looks
+ <pinotree> hm, and who calls that rpc?
+ <youpi> everybody
+ <youpi> since that's how ext2fs knows the permission to apply, for instance
+ <pinotree> ah, i was referring to the reauthenticate of pflocal, not
+ auth_server_authenticate()
+ <youpi> that's what I'm saying
+ <youpi> see __hurd_file_name_lookup_retry, which is the very internal part
+ of open()
+ <youpi> it calls io_reauthenticate()
+ <youpi> to authenticate itself to the underlying translator of the opened
+ node
+ <pinotree> youpi: so, hm, could be an option make the result of pflocal's
+ S_io_reauthenticate cached in the sock_user struct?
+ <youpi> yes
+ <pinotree> nice thanks, i will try that change first
+
+
+# IRC, OFTC, #debian-hurd, 2013-02-20
+
+ <pinotree> youpi: while debugging #700530, it seems that xorg does not have
+ working socket credentials on kfreebsd (and hurd too)
+ <pinotree> julien provided sune with
+ http://people.debian.org/~jcristau/kbsd-peercred.diff to test, but of
+ course that won't work for us (even if we would have working socket
+ credentials with cmsg)
+ <pinotree> (that patch is not tested yet)
+ <pinotree> at least, we're aware there's another place in need for working
+ socket credentials now
+ <youpi> k
+ <pinotree> youpi: (the patch above has been confirmed to work, with
+ s/SOL_SOCKET/0/ )
+ <youpi> 0 ?!
+ <pinotree> yeah
+
+
+---
+
+See also [[pflocal_reauth]] and [[sendmsg_scm_creds]].