On Feb 13 21:41, Achim Gratz wrote:
Corinna Vinschen writes:
Oh, hmm. Well, it might be possible, but somehow I'm not excited by the
idea. While it looks like getpwent is mostly used for this purpose, you
don't really know it. I think I'll try to implement it fully and then
let the
On Feb 12 16:37, Christopher Faylor wrote:
On Wed, Feb 12, 2014 at 08:59:31PM +0100, Corinna Vinschen wrote:
There's only one tiny problem. Whatever I think about the full
enumerate being right or wrong, I have this vague feeling that I'd like
to have this implemented fully at one point. My
Greetings, Corinna Vinschen!
There's only one tiny problem. Whatever I think about the full
enumerate being right or wrong, I have this vague feeling that I'd like
to have this implemented fully at one point. My cat disapproves, but we
can't agree on everything, I guess. Another
On Thu, Feb 13, 2014 at 11:00:25AM +0100, Corinna Vinschen wrote:
On Feb 12 16:37, Christopher Faylor wrote:
On Wed, Feb 12, 2014 at 08:59:31PM +0100, Corinna Vinschen wrote:
There's only one tiny problem. Whatever I think about the full
enumerate being right or wrong, I have this vague
On Feb 13 09:35, Christopher Faylor wrote:
On Thu, Feb 13, 2014 at 11:00:25AM +0100, Corinna Vinschen wrote:
On Feb 12 16:37, Christopher Faylor wrote:
On Wed, Feb 12, 2014 at 08:59:31PM +0100, Corinna Vinschen wrote:
There's only one tiny problem. Whatever I think about the full
On Thu, Feb 13, 2014 at 03:44:19PM +0100, Corinna Vinschen wrote:
On Feb 13 09:35, Christopher Faylor wrote:
On Thu, Feb 13, 2014 at 11:00:25AM +0100, Corinna Vinschen wrote:
On Feb 12 16:37, Christopher Faylor wrote:
On Wed, Feb 12, 2014 at 08:59:31PM +0100, Corinna Vinschen wrote:
There's
On Feb 13 10:43, Christopher Faylor wrote:
On Thu, Feb 13, 2014 at 03:44:19PM +0100, Corinna Vinschen wrote:
Yes, I think so too. I have some preliminary code (actually, just
empty function shells right now) which are supposed to implement
full enumerating.
However, system admins might not
Corinna Vinschen writes:
Caching is wonderful for the usual requests for single entries from the
DB, and for this we have already two caches, the LSA cache and Cygwin's
own cache. But caching doesn't help at all when enumerating.
Would it be possible to only look (for user name completion
Greetings, Achim Gratz!
Corinna Vinschen writes:
Caching is wonderful for the usual requests for single entries from the
DB, and for this we have already two caches, the LSA cache and Cygwin's
own cache. But caching doesn't help at all when enumerating.
Would it be possible to only look
On Feb 13 18:50, Achim Gratz wrote:
Corinna Vinschen writes:
Caching is wonderful for the usual requests for single entries from the
DB, and for this we have already two caches, the LSA cache and Cygwin's
own cache. But caching doesn't help at all when enumerating.
Would it be possible
Corinna Vinschen writes:
Oh, hmm. Well, it might be possible, but somehow I'm not excited by the
idea. While it looks like getpwent is mostly used for this purpose, you
don't really know it. I think I'll try to implement it fully and then
let the admin decide what to allow.
Configurable
On Feb 11 19:06, Eric Blake wrote:
On 02/11/2014 05:06 PM, Warren Young wrote:
On 2/11/2014 16:25, David Stacey wrote:
getpwent() is called in three different places.
To those of you who have investigated these code paths: do any of them
look like they couldn't be replaced by
Greetings, Corinna Vinschen!
Either way, implementing a full getpwent requires to return the local
users, the users of the primary domain, and the users of all trusted
domains. I know of domains with 200K users and there are probably
bigger ones. How long should a search take when a user
On Wed, 12 Feb 2014, Corinna Vinschen wrote:
On Feb 11 19:06, Eric Blake wrote:
On 02/11/2014 05:06 PM, Warren Young wrote:
On 2/11/2014 16:25, David Stacey wrote:
getpwent() is called in three different places.
To those of you who have investigated these code paths: do any of them
look
On 2/12/2014 4:08 AM, Corinna Vinschen wrote:
On Feb 11 19:06, Eric Blake wrote:
On 02/11/2014 05:06 PM, Warren Young wrote:
On 2/11/2014 16:25, David Stacey wrote:
getpwent() is called in three different places.
To those of you who have investigated these code paths: do any of them
look
On Wed, 12 Feb 2014, Ken Brown wrote:
On 2/12/2014 4:08 AM, Corinna Vinschen wrote:
On Feb 11 19:06, Eric Blake wrote:
On 02/11/2014 05:06 PM, Warren Young wrote:
On 2/11/2014 16:25, David Stacey wrote:
getpwent() is called in three different places.
To those of you who have investigated
Greetings, Ken Brown!
What about the following compromise: If /etc/passwd exists, then
getpwent behaves as it does currently. Otherwise, it returns a handful
of entries, or possibly just the current user. This gives users a
choice. If tab-completion in this situation is important to
On Feb 12 11:16, Ken Brown wrote:
On 2/12/2014 4:08 AM, Corinna Vinschen wrote:
On Feb 11 19:06, Eric Blake wrote:
On 02/11/2014 05:06 PM, Warren Young wrote:
On 2/11/2014 16:25, David Stacey wrote:
getpwent() is called in three different places.
To those of you who have investigated these
On Wed, Feb 12, 2014 at 08:59:31PM +0100, Corinna Vinschen wrote:
On Feb 12 11:16, Ken Brown wrote:
On 2/12/2014 4:08 AM, Corinna Vinschen wrote:
On Feb 11 19:06, Eric Blake wrote:
On 02/11/2014 05:06 PM, Warren Young wrote:
On 2/11/2014 16:25, David Stacey wrote:
getpwent() is called in
On 11/02/2014 02:25, Andrey Repin wrote:
Greetings, David Stacey!
Greetings, Andrey Repin! (I've wanted to type that for such a long time...)
I don't have my almost everything Cygwin install here to run it
against, so unless someone beats me to it, I won't be posting results
for many
On 2/11/2014 16:25, David Stacey wrote:
getpwent() is called in three different places.
To those of you who have investigated these code paths: do any of them
look like they couldn't be replaced by getpwnam() or other calls that
would let cygwin1.dll do single-record AD/SAM lookups, rather
On 02/11/2014 05:06 PM, Warren Young wrote:
On 2/11/2014 16:25, David Stacey wrote:
getpwent() is called in three different places.
To those of you who have investigated these code paths: do any of them
look like they couldn't be replaced by getpwnam() or other calls that
would let
Greetings, Warren Young!
problem was an assumption made in the 'checkfile' perl script: it was
assumed that cygwin1.dll is the first DLL listed by objdump.
Details, details. :)
That's where is the devil, we know, right?
--
WBR,
Andrey Repin (anrdae...@yandex.ru) 12.02.2014, 08:23
Sorry
On Feb 9, 2014, at 9:37 AM, David Stacey drsta...@tiscali.co.uk wrote:
On 09/02/2014 15:45, Warren Young wrote:
Results:
/bin/cppcheck.exe
As far as I can tell, cppcheck doesn't actually call getpwent() at all; this
is a false positive turned up by strings(1).
Yeah, there *has* to be a
On 2014-02-10 10:02, Warren Young wrote:
On Feb 9, 2014, at 9:37 AM, David Stacey drsta...@tiscali.co.uk wrote:
On 09/02/2014 15:45, Warren Young wrote:
Results:
/bin/cppcheck.exe
As far as I can tell, cppcheck doesn't actually call getpwent() at all; this
is a false positive turned up
On 2/10/2014 04:16, Peter Rosin wrote:
On 2014-02-10 10:02, Warren Young wrote:
there *has* to be a better way than strings(1) to extract an EXE's list of DLL
imports.
objdump -x /bin/foo.exe
Thank you!
-x turns on 6 other flags, the only one of which that really matters
here is -p.
On 10/02/2014 19:49, Warren Young wrote:
I don't have my almost everything Cygwin install here to run it
against, so unless someone beats me to it, I won't be posting results
for many hours at least.
Delighted to oblige. I ran your perl script on all executables and DLLs
in /bin. Results
Greetings, David Stacey!
I don't have my almost everything Cygwin install here to run it
against, so unless someone beats me to it, I won't be posting results
for many hours at least.
Delighted to oblige. I ran your perl script on all executables and DLLs
in /bin. Results attached.
On Feb 7, 2014, at 10:51 AM, Warren Young war...@etr-usa.com wrote:
Here's a better check that doesn't give false positives:
$ cat END checkfile
#!/bin/sh
if egrep -q '_getgrent(32|64)' $1 ; then echo $1 ; fi
END
$ find /bin -name \*.exe -exec ./checkfile {} \;
The
On Feb 9 08:45, Warren Young wrote:
On Feb 7, 2014, at 10:51 AM, Warren Young war...@etr-usa.com wrote:
Here's a better check that doesn't give false positives:
$ cat END checkfile
#!/bin/sh
if egrep -q '_getgrent(32|64)' $1 ; then echo $1 ; fi
END
$ find /bin
On Feb 9 17:10, Corinna Vinschen wrote:
On Feb 9 08:45, Warren Young wrote:
On Feb 7, 2014, at 10:51 AM, Warren Young war...@etr-usa.com wrote:
Here's a better check that doesn't give false positives:
$ cat END checkfile
#!/bin/sh
if egrep -q '_getgrent(32|64)' $1
On 2/9/2014 11:16 AM, Corinna Vinschen wrote:
On Feb 9 17:10, Corinna Vinschen wrote:
On Feb 9 08:45, Warren Young wrote:
On Feb 7, 2014, at 10:51 AM, Warren Young war...@etr-usa.com wrote:
Here's a better check that doesn't give false positives:
$ cat END checkfile
#!/bin/sh
On 09/02/2014 15:45, Warren Young wrote:
Results:
/bin/cppcheck.exe
This intrigued me. cppcheck is a static analyser, so what's it doing
with getpwent()? I had a nosy in the source code, and it appears that
cppcheck has a rule checking for POSIX calls that are not re-entrant. If
a call to
On Feb 7 21:49, Lavrentiev, Anton (NIH/NLM/NCBI) [C] wrote:
I think SAM/AD will be mostly quicker
I do not want to be a party pooper here, but have you checked how
the AD approach will work from the unmanaged Windows service accounts?
No, and I fail to see how this is related to the
On Feb 7, 2014, at 5:40 PM, Andrey Repin anrdae...@yandex.ru wrote:
I thought the point of the programme /was/ to call getpwnam() a million
times.
Precisely.
In either case, repeatedly requesting the same record in a short amount of
time will only test the system level cache.
If that were
On Feb 8, 2014, at 8:19 AM, Warren Young war...@etr-usa.com wrote:
On Feb 7, 2014, at 5:40 PM, Andrey Repin anrdae...@yandex.ru wrote:
In either case, repeatedly requesting the same record in a short amount of
time will only test the system level cache.
If that were true, moving the
and I fail to see how this is related to the on-the-fly generation of passwd
and group entries
Well, if a cygwin app was run under such an account, it might be affected,
that's all...
Anton Lavrentiev
Contractor NIH/NLM/NCBI
--
Problem reports: http://cygwin.com/problems.html
FAQ:
On Feb 6 14:43, Warren Young wrote:
On 2/6/2014 07:13, Corinna Vinschen wrote:
Btw., it would be a good idea to get rid of calls to getpwent/getgrent
in future. They *probably* won't do anymore what they were supposed to
do if you don't have passwd/group files.
There must be a way to
Greetings, Corinna Vinschen!
In some of these systems, you can edit /etc/foo and run a command to
manually sync that content back to the real user info DB. (e.g.
the BSDs) In others, direct edits to these files are ignored, but
the OS syncs a subset of changes to the user info DB to these
On 07/02/2014 09:49, Corinna Vinschen wrote:
On Feb 6 14:43, Warren Young wrote:
On 2/6/2014 07:13, Corinna Vinschen wrote:
Btw., it would be a good idea to get rid of calls to getpwent/getgrent
in future. They*probably* won't do anymore what they were supposed to
do if you don't have
On 2/7/2014 05:49, Andrey Repin wrote:
LDAP IS simple.
Anything tied to a PKI is going to be pretty complex, no matter how
simple the underlying tech is.
Then there's the fact that LDAP derives from X.500, a prototypically
overengineered OSI emission. DC=my,DC=sub,DC=domain,DC=com.
On 2/7/2014 06:53, David Stacey wrote:
On 07/02/2014 09:49, Corinna Vinschen wrote:
On Feb 6 14:43, Warren Young wrote:
I know a guy who currently has all of
Cygwin downloaded and ready to re-install, to test this.:)
Try this: strings -f/bin/*.exe/bin/*.dll | grep getgrent
Let me save you
On Feb 7 10:51, Warren Young wrote:
On 2/7/2014 06:53, David Stacey wrote:
On 07/02/2014 09:49, Corinna Vinschen wrote:
On Feb 6 14:43, Warren Young wrote:
I know a guy who currently has all of
Cygwin downloaded and ready to re-install, to test this.:)
Try this: strings
On 2/7/2014 02:49, Corinna Vinschen wrote:
On Feb 6 14:43, Warren Young wrote:
On 2/6/2014 07:13, Corinna Vinschen wrote:
it would, of course, be possible to implement Cygwin
command line tools along the lines of useradd/usermod/groupdel. For AD,
they would just have to use LDAP,
If by
Greetings, Warren Young!
LDAP IS simple.
Anything tied to a PKI is going to be pretty complex, no matter how
simple the underlying tech is.
Then there's the fact that LDAP derives from X.500, a prototypically
overengineered OSI emission. DC=my,DC=sub,DC=domain,DC=com. P'tui!
Well,
On 2/7/2014 13:09, Warren Young wrote:
I want getpwent() and friends to remain available, but to switch to
AD/SAM as primary, like OS X does all the time,
I just realized that this means getpwent() turns into an AD database
linear scan at AD sites.
Hmmm...
I think I'm still in favor of
On Feb 7 13:25, Warren Young wrote:
On 2/7/2014 13:09, Warren Young wrote:
I want getpwent() and friends to remain available, but to switch to
AD/SAM as primary, like OS X does all the time,
I just realized that this means getpwent() turns into an AD database
linear scan at AD sites.
On Feb 7 13:09, Warren Young wrote:
On 2/7/2014 02:49, Corinna Vinschen wrote:
On Feb 6 14:43, Warren Young wrote:
On 2/6/2014 07:13, Corinna Vinschen wrote:
it would, of course, be possible to implement Cygwin
command line tools along the lines of useradd/usermod/groupdel. For AD,
they
On 2/7/2014 3:09 PM, Warren Young wrote:
This takes 7.1 seconds on my system, with a 12-line /etc/passwd file:
#include pwd.h
#include stdio.h
#include stdlib.h
int main(int argc, const char* argv[])
{
int i;
const char* user = argv[1];
I think SAM/AD will be mostly quicker
I do not want to be a party pooper here, but have you checked how
the AD approach will work from the unmanaged Windows service accounts?
We've been experiencing rather nasty effects of the M$ design that
when a host changes its password (it is required to,
On 07/02/14 21:44, Larry Hall (Cygwin) wrote:
On 2/7/2014 3:09 PM, Warren Young wrote:
This takes 7.1 seconds on my system, with a 12-line /etc/passwd file:
#include pwd.h
#include stdio.h
#include stdlib.h
int main(int argc, const char* argv[])
{
int
On 2/7/2014 5:45 PM, David Stacey wrote:
On 07/02/14 21:44, Larry Hall (Cygwin) wrote:
On 2/7/2014 3:09 PM, Warren Young wrote:
This takes 7.1 seconds on my system, with a 12-line /etc/passwd file:
#include pwd.h
#include stdio.h
#include stdlib.h
int main(int argc,
Greetings, Larry Hall (Cygwin)!
This takes 7.1 seconds on my system, with a 12-line /etc/passwd file:
#include pwd.h
#include stdio.h
#include stdlib.h
int main(int argc, const char* argv[])
{
int i;
const char* user = argv[1];
On 2/6/2014 07:13, Corinna Vinschen wrote:
Btw., it would be a good idea to get rid of calls to getpwent/getgrent
in future. They *probably* won't do anymore what they were supposed to
do if you don't have passwd/group files.
There must be a way to list an executable's DLL imports, and
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