Hello,
Before producing webrev for the progress changes which we are proposing. 
I was trying to make few tests to make sure that our bits are functional 
and working. During first smoke test on the unchanged IPS from the 
changeset 425 I found a problem, since I couldn't use pkg(1) anymore:

# pkg list SUNWlang-ru
Traceback (most recent call last):
   File "/usr/bin/pkg", line 1488, in ?
     ret = main_func()
   File "/usr/bin/pkg", line 1450, in main_func
     return list_inventory(img, pargs)
   File "/usr/bin/pkg", line 167, in list_inventory
     img.load_catalogs(progress.NullProgressTracker())
   File "/usr/lib/python2.4/vendor-packages/pkg/client/image.py", line 
1039, in load_catalogs
     self.cache_catalogs()
   File "/usr/lib/python2.4/vendor-packages/pkg/client/image.py", line 
963, in cache_catalogs
     catalog.Catalog.read_catalog(cache,
AttributeError: type object 'Catalog' has no attribute 'read_catalog'

# pkg uninstall SUNWlang-ru
Traceback (most recent call last):
   File "/usr/bin/pkg", line 1488, in ?
     ret = main_func()
   File "/usr/bin/pkg", line 1456, in main_func
     return uninstall(img, pargs)
   File "/usr/bin/pkg", line 534, in uninstall
     img.load_catalogs(progresstracker)
   File "/usr/lib/python2.4/vendor-packages/pkg/client/image.py", line 
1039, in load_catalogs
     self.cache_catalogs()
   File "/usr/lib/python2.4/vendor-packages/pkg/client/image.py", line 
963, in cache_catalogs
     catalog.Catalog.read_catalog(cache,
AttributeError: type object 'Catalog' has no attribute 'read_catalog'


are there any steps required to have functional pkg(1) from the trunk on 
top of the:
# cat /etc/release
                           OpenSolaris 2008.11 snv_93 X86
            Copyright 2008 Sun Microsystems, Inc.  All Rights Reserved.
                         Use is subject to license terms.
                              Assembled 08 July 2008

best
Michal

jmr wrote:
> Hi,
> 
> When IPS GUI was released with 2008.05 we needed some things that IPS 
> did not provide, namely:
> - An client API for consumers of IPS to code to.
> - Fine grained progress notification, ProgressTracker did not provide 
> enough progress information for our needs.
> - Ability to cancel running tasks.
> 
> So Michal lifted code from IPS itself and hacked on it. Not pretty but 
> it worked for the first rev. IPS GUI is currently broken (#2195, #2328) 
> as the underlying IPS has moved on from the 2008.05 release, 
> particularly with changes added for incorporations.
> 
> So what to do?
> 
> Well we need to:
> - Introduce an API the IPS GUI and other clients including pkg(1) and 
> the installer can use.
> - Update the ProgressTracker to allow a client to derive from it and get 
> whatever fine grained progress information they need.
> - Add in support for canceling tasks. Currently IPS GUI uses a  simple 
> threading model to allow canceling at the file level. A better solution 
> would be to allow canceling at any point in the download using an event 
> based networking model aka twisted, but we may have to stick with the 
> simple solution initially at least to get things back up and running for 
> IPS GUI.
> 
> To this end we are proposing the following attached changes for the 
> Progress (other changes for API and Canceling tasks to follow). Michal 
> and myself made them against the current IPS gate and they are not 
> tested yet. When they are we can create a Webrev, but as I'm off on 
> holidays for a week and a half I wanted to get these proposed changes 
> out for folks to take a look at.
> 
> The changes are broken down into mods for Evaluate, Download and Install 
> stages.
> 
> We could not see a way to get at file byte count easily in the current 
> code and if anyone has any idea how to do so we are all ears :) We'd 
> like to be able to give file byte count progress, not just he overall 
> byte count chunks currently available as progress. We'd also like to be 
> able to control the chunk size notification.
> 
> 
> JR & Michal
> 
> # HG changeset patch
> # User [EMAIL PROTECTED]
> # Date 1216118043 -3600
> # Node ID cf2b4d30f7b1b5b4e6289f59b2fb86078a09a5a9
> # Parent  be3c47d9061ff2a855c1c12a39e7d02d105b5055
> IPS GUI - Evaluate proposed changes
> 
> # HG changeset patch
> # User [EMAIL PROTECTED]
> # Date 1216142807 -3600
> # Node ID 56b4469abe423ec76df0f22d487ece5a3fb20858
> # Parent  cf2b4d30f7b1b5b4e6289f59b2fb86078a09a5a9
> IPS GUI - Download proposed changes but without file byte count
> 
> # HG changeset patch
> # User [EMAIL PROTECTED]
> # Date 1216203697 -3600
> # Node ID f6692bf1b4050fa088d774c1258a99a77b9702a1
> # Parent  56b4469abe423ec76df0f22d487ece5a3fb20858
> IPS GUI - Install (Remove/Update/Install Phases) proposed changes
> 
> 
> ------------------------------------------------------------------------
> 
> _______________________________________________
> pkg-discuss mailing list
> [email protected]
> http://mail.opensolaris.org/mailman/listinfo/pkg-discuss

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