Steven W. Carter wrote: > I've noticed that when the images are copied over to the images2 > directory they keep the source permissions. Also, I am currently > playing around with using memdisk to boot an ISO image. I'll update > with my successes, and then hopefully patch the section of the > pxe-writing configuration to enable this functionality. (or I'll just > submit the patch since I've never used git)
That's fine. From what I found, memdisk is intented to boot disk images and might not be usable to directly boot an ISO. This is why for the live CD we have livecd-iso-to-pxeboot. As for "images2", that's probably because it's missing from the cobbler specfile. I can take care of that. Thanks for the heads up! --Michael > > On Tue, Aug 12, 2008 at 12:43 PM, Michael DeHaan <[EMAIL PROTECTED] > <mailto:[EMAIL PROTECTED]>> wrote: > > Steven W. Carter wrote: > > livecd-iso-to-pxe does some sort of check to determine if the > image is > > in fact a livecd. Could we possible just have three options > (direct, > > iso, virt-clone) and have the iso option first run whatever check > > livecd-iso-to-pxe uses to determine if it's a live image? Worst > case, > > we could do some janky grepping for the error after it runs the > > check. That would reduce you from four to only three options. > > > > Additionally, I'm attemping to test this fuctionality (cobbler image > > add --name=something --file=/path/to/image --image-type=memdisk) but > > it doesn't output anything to the menu in the boot options. Do > I have > > to do something else to add it to the menu? > > There were some typos in the way that the objects were being saved > that > kept the type from sticking. Also some other bits that were causing > problems with the "direct" type. Both of these items should now be > resolved on the devel branch. > > > > > On Thu, Aug 7, 2008 at 3:51 PM, Michael DeHaan > <[EMAIL PROTECTED] <mailto:[EMAIL PROTECTED]> > > <mailto:[EMAIL PROTECTED] <mailto:[EMAIL PROTECTED]>>> wrote: > > > > Michael DeHaan wrote: > > > Michael DeHaan wrote: > > > > > >> Steven W. Carter wrote: > > >> > > >> > > >>> An interesting idea for additional functionality behind this > > would be > > >>> to enable a "watch folder" in the cobbler directory > where ISOs > > could > > >>> be dumped with a descriptive filename. Then Cobbler could > > >>> automatically add them to the PXE menu on a sync. > > >>> > > >>> For example, you could have a few images named: > > >>> > > >>> really_cool_image.iso > > >>> random_install_image.iso > > >>> > > >>> in a directory like /var/www/html/cobbler/ISO/ > > >>> > > >>> and then the menu would have entries that look like: > > >>> > > >>> really_cool_image > > >>> random_install_image > > >>> > > >>> Since these would have no other integration with the cobbler > > system, > > >>> Cobbler would only need to know their location to put them > > into the > > >>> PXE menu. This would also make it very easy to allow for > > updates to > > >>> the images without requiring any fuss with the Cobbler > interface, > > >>> especially when these ISO images wouldn't be handled > with any > > >>> kickstarting or any of the other nifty features that Cobbler > > usually > > >>> takes care of. Thoughts? > > >>> > > >>> ~Steven > > >>> > > >>> > > >> Yes, we could easily do something like this ... > > >> > > >> I think a first step is being able to flag a cobbler image > > object for > > >> use with memdisk, so you can do "cobbler image add --name=foo > > >> --path=/splat/foo.iso --bootmethod=memdisk > > >> > > >> Right now if you add an image record it shows up as if it was > > directly > > >> bootable, which is wrong. > > >> > > >> The watch directory behavior could then implemented as a > cobbler > > >> pre-sync trigger. > > >> > > >> We currently don't ship many triggers, but we could ship > more -- > > >> possibly installing all the "potentially useful" triggers > in a > > parallel > > >> directory where someone could just create a symlink to > enable them. > > >> > > >> As I still have more to do with image objects, I'll look into > > that first > > >> part today. > > >> > > >> --Michael > > >> > > >> > > >> > > >> > > >> > > >>> On Wed, Aug 6, 2008 at 4:28 PM, Michael DeHaan > > <[EMAIL PROTECTED] <mailto:[EMAIL PROTECTED]> > <mailto:[EMAIL PROTECTED] <mailto:[EMAIL PROTECTED]>> > > >>> <mailto:[EMAIL PROTECTED] <mailto:[EMAIL PROTECTED]> > <mailto:[EMAIL PROTECTED] <mailto:[EMAIL PROTECTED]>>>> wrote: > > >>> > > >>> Michael DeHaan wrote: > > >>> > This is a neat feature, but takes some explaining. > > Previously > > >>> we have > > >>> > been able to support things like memtest through > special > > code, > > >>> we found > > >>> > the image if installed and added it to certain PXE > configs. > > >>> However you > > >>> > couldn't easily do things like make MAC address > > AA:BB:CC:DD:EE:FF > > >>> > automatically boot memtest, and so forth. > > >>> > > > >>> > Now, imagine that special code didn't exist and we > could > > do it > > >>> > generically. Also imagine that we weren't booting > > something as > > >>> lame as > > >>> > memtest. What if we could easily boot anything we > > wanted, just > > >>> as we > > >>> > can deal with kernels and initrds? Now we can. > > >>> > > > >>> > cobbler image add --name=SuperAwesomeLiveEnvironment > > >>> --file=/opt/live.iso > > >>> > > > >>> > Though we don't have to imagine it, we have this > on the > > devel branch > > >>> > now. Admittedly, I still tested with memtest and not > > >>> > SuperAwesomeLiveEnvironment, though the concept is > > entirely the > > >>> same :) > > >>> > > > >>> > Further, we can do things like assign a specific MAC > > address to boot > > >>> > that live environment: > > >>> > > > >>> > cobbler system add --name=fooserver > --mac=AA:BB:CC:DD:EE:FF > > >>> > --image=SuperAwesomeLiveEnvironment > > >>> > > > >>> > The next time that system boots, it will boot that > > image. This > > >>> doesn't > > >>> > have to be an installation related image, it might > just be a > > >>> firmware > > >>> > update disk. > > >>> > > > >>> > Note that I didn't use --profile here, I used --image. > > >>> > > > >>> > One of cobbler's goals is to be able to break down the > > abstraction > > >>> > between physical and virtual machines. Here we > are able > > to use > > >>> "cobbler > > >>> > image" objects (with cobbler/koan 1.1 and later) to do > > installs both > > >>> > physically and virtually. > > >>> > > > >>> > The ability to netboot a live-image plays critically > > into our > > >>> desire to > > >>> > support net-deploying live image cloning environments, > > and may > > >>> also have > > >>> > applications for Stateless environments (LTSP thin > > clients?). > > >>> > > > >>> > Note that as with cobbler profiles, you can also > assign > > arbitrary > > >>> > "append" options (i..e kernel options) to images. > We could > > >>> also use > > >>> > this to streamline our existing support to > memtest, but > > since > > >>> that is > > >>> > already "automatic" and relatively clever (it adds it > > >>> automatically if > > >>> > you have memtestx86+ installed) we probably will leave > > that as is. > > >>> > > > >>> > Anyhow, feel free to test this feature out on the > devel > > branch > > >>> with any > > >>> > bootable images. > > >>> > > > >>> > I will say adding this feature was relatively > > complicated, so > > >>> with the > > >>> > image support, testing will be very welcome to see > if we run > > >>> into any > > >>> > problems. No changes are in place for any existing > > profiles or > > >>> system > > >>> > objects, just note that now systems can also > "inherit" from > > >>> images, or > > >>> > profiles, but not both at the same time. > > >>> > > > >>> > We still need to update the WebUI to take > advantage of these > > >>> features. > > >>> > > > >>> > So, please help test this out, and if everything > is good > > we'll > > >>> see about > > >>> > updating the Wiki to show how to use this with other > > tools, such > > >>> as the > > >>> > firmware update images that are already out > there... and > > we can > > >>> also do > > >>> > some more testing with live environments and maybe > even > > stateless > > >>> > applications. > > >>> > > > >>> > --Michael > > >>> > > > >>> > _______________________________________________ > > >>> > cobbler mailing list > > >>> > [email protected] > <mailto:[email protected]> > > <mailto:[email protected] > <mailto:[email protected]>> > > >>> <mailto:[email protected] > <mailto:[email protected]> > > <mailto:[email protected] > <mailto:[email protected]>>> > > >>> > https://fedorahosted.org/mailman/listinfo/cobbler > > >>> > > > >>> > > >>> It takes more than this to PXE-boot a non-live image. > > >>> > > >>> I'll look into this and have some more instructions > on the > > Wiki later > > >>> (and others are welcome to add to it once up). > > >>> > > >>> Doing some extra live testing now. > > >>> > > >>> --Michael > > >>> _______________________________________________ > > >>> cobbler mailing list > > >>> [email protected] > <mailto:[email protected]> > > <mailto:[email protected] > <mailto:[email protected]>> > > <mailto:[email protected] > <mailto:[email protected]> > > <mailto:[email protected] > <mailto:[email protected]>>> > > >>> https://fedorahosted.org/mailman/listinfo/cobbler > > >>> > > >>> > > >>> > > > ------------------------------------------------------------------------ > > >>> > > >>> _______________________________________________ > > >>> cobbler mailing list > > >>> [email protected] > <mailto:[email protected]> > > <mailto:[email protected] > <mailto:[email protected]>> > > >>> https://fedorahosted.org/mailman/listinfo/cobbler > > >>> > > >>> > > >>> > > >> _______________________________________________ > > >> cobbler mailing list > > >> [email protected] > <mailto:[email protected]> > > <mailto:[email protected] > <mailto:[email protected]>> > > >> https://fedorahosted.org/mailman/listinfo/cobbler > > >> > > >> > > > > > > Lots of neverending changes/refinements on this. > > > > > > It looks like "image add/edit" is now going to take an > --image-type > > > > > > Values: > > > > > > direct # PXEs directly (like "memtest"), does not support virt > > > iso # PXEs via memdisk helper, or supports virt installations > > > virt-clone # for things like virt-cloning, which is not yet > > supported > > > > > > If anyone can think of a better word for "direct", please > > suggest one. > > > > > > --Michael > > > > > > > > > > > > > > > _______________________________________________ > > > cobbler mailing list > > > [email protected] > <mailto:[email protected]> > > <mailto:[email protected] > <mailto:[email protected]>> > > > https://fedorahosted.org/mailman/listinfo/cobbler > > > > > > > memdisk seems a bit unhappy, maybe we end up with "direct, > memdisk, > > live, and virt-clone", and have live know to run > livecd-iso-to-pxe > > if it > > needs to. > > > > Since Cobbler's job is partly to make dissimilar technology > consumable > > in logical ways, I'm ultimately not sure how far we should > go here > > into > > smoothing things out. Thoughts welcome and stay tuned ... > > > > --Michael > > > > > > _______________________________________________ > > cobbler mailing list > > [email protected] > <mailto:[email protected]> > <mailto:[email protected] > <mailto:[email protected]>> > > https://fedorahosted.org/mailman/listinfo/cobbler > > > > > > > ------------------------------------------------------------------------ > > > > _______________________________________________ > > cobbler mailing list > > [email protected] > <mailto:[email protected]> > > https://fedorahosted.org/mailman/listinfo/cobbler > > > > _______________________________________________ > cobbler mailing list > [email protected] <mailto:[email protected]> > https://fedorahosted.org/mailman/listinfo/cobbler > > > ------------------------------------------------------------------------ > > _______________________________________________ > cobbler mailing list > [email protected] > https://fedorahosted.org/mailman/listinfo/cobbler > _______________________________________________ cobbler mailing list [email protected] https://fedorahosted.org/mailman/listinfo/cobbler
