Comments below....

On 6/6/13 2:41 AM, Laurentiu Palcu wrote:
(cover letter only)

Changes in v2:
  * addressed an RPM issue that happened on AB. Interestingly, it happened only 
on
    certain distros. Our internal AB (running on Ubuntu server 12.04), didn't 
show
    any issues. So, what was the problem? We use a scriptlet wrapper to run the
    pre/post install scriptlets. What I missed in the previous patchset was 
that I
    didn't use the scriptlet wrapper when running the pre/post remove scriptlets
    and the context in which they ran was not correct. Hence, the update-rc.d 
used
    was the host's...
  * addresses Ross's request to move run-postinsts recipe out of dpkg directory,
    since it's generic now;

Paul, Mark would you please review the RPM changes please?

Thanks,
Laurentiu

Changes in v1:
Hi all,

My work at #4484 revealed that the package managers deb/ipk/rpm handle removal
of PM meta-data (when the PM is not deployed) and the delayed postinstalls
execution in their own way. Currently we have:
  * run-postinsts (for deb/ipk) and rpm-postinsts (for rpm) for running the 
delayed
    postinstalls on target when the PM is not part of the image;
  * opkg removes the meta-data and some uneeded packages whilst deb/rpm remove
    only the meta-data;
  * both opkg and deb have no way of running the delayed postinstalls on target,
    if package-management is not part of IMAGE_FEATURES, because the meta-data
    was deleted (and it would have been useless anyway since the PM is not 
installed);

That being said, this patchset tries to create a more unified solution for all
PM backends.

rpm-postinsts recipe is replaced by run-postinsts but I'll keep it in oe-core
for a while (a couple of weeks maybe), just in case the current solution does 
not
satisfy the RPM users (I doubt it though).

I did tests with core-image-minimal using sysvinit/systemd and with/without 
delayed
postinstalls. The results are as expected.

Thanks,
Laurentiu

The following changes since commit a62aed41f2d8f874f7ae24d0e5be5dbc66ea2199:

   lrzsz: check locale.h in configure (2013-06-04 15:55:46 +0100)

are available in the git repository at:

   git://git.yoctoproject.org/poky-contrib lpalcu/run_postinsts_refactor_v2
   
http://git.yoctoproject.org/cgit.cgi/poky-contrib/log/?h=lpalcu/run_postinsts_refactor_v2

Laurentiu Palcu (7):
   rootfs_*.bbclass: add some helper functions
   image.bbclass: remove unneeded files from the image
   core-image-minimal: do not remove packaging files in the rootfs
     postprocess
   run-postinsts: make it generic
   rootfs_rpm.bbclass: switch to using run-postinsts
   package_rpm.bbclass: handle pre/post remove scriptlets
   rpm: replace rpm-postinsts dependency with run-postinsts

  meta/classes/image.bbclass                         |   33 ++++++++++++++
  meta/classes/package_rpm.bbclass                   |   16 ++++---
  meta/classes/rootfs_deb.bbclass                    |   23 +++++++++-
  meta/classes/rootfs_ipk.bbclass                    |   39 ++++++++--------
  meta/classes/rootfs_rpm.bbclass                    |   29 ++++++++++--
  meta/recipes-core/images/core-image-minimal.bb     |    2 -
  .../dpkg/run-postinsts/run-postinsts               |   36 ---------------
  .../dpkg/run-postinsts/run-postinsts.awk           |   30 -------------
  meta/recipes-devtools/rpm/rpm_5.4.9.bb             |    2 +-
  .../run-postinsts/run-postinsts/run-postinsts      |   47 ++++++++++++++++++++
  .../{dpkg => run-postinsts}/run-postinsts_1.0.bb   |    7 ++-
  11 files changed, 159 insertions(+), 105 deletions(-)
  delete mode 100755 meta/recipes-devtools/dpkg/run-postinsts/run-postinsts
  delete mode 100644 meta/recipes-devtools/dpkg/run-postinsts/run-postinsts.awk
  create mode 100755 
meta/recipes-devtools/run-postinsts/run-postinsts/run-postinsts
  rename meta/recipes-devtools/{dpkg => run-postinsts}/run-postinsts_1.0.bb 
(68%)


+rootfs_remove_unneeded () {
+       if ${@base_contains("IMAGE_FEATURES", "package-management", "false", 
"true", d)}; then
+               if [ -z "$(delayed_postinsts)" ]; then
+                       # All packages were successfully configured.
+                       # update-rc.d, base-passwd, run-postinsts are no 
further use, remove them now
+                       remove_run_postinsts=false
+                       if [ -e 
${IMAGE_ROOTFS}${sysconfdir}/init.d/run-postinsts ]; then
+                               remove_run_postinsts=true
+                       fi
+                       rootfs_remove_packages update-rc.d base-passwd 
${ROOTFS_BOOTSTRAP_INSTALL}
+
+                       # Need to remove rc.d files for run-postinsts by hand 
since opkg won't
+                       # call postrm scripts in offline root mode.
+                       if $remove_run_postinsts; then
+                               update-rc.d -f -r ${IMAGE_ROOTFS} run-postinsts 
remove
+                       fi

The above runs unconditionally for all package types. Will this cause an issue w/ RPM or deb? (I don't think it will, but I'm slightly worried about RPM and it's removal scripts.)

+               else
+                       # Some packages were not successfully configured, save 
them only
+                       # if we have run-postinsts script present. Otherwise, 
they're
+                       # useless
+                       if [ -e 
${IMAGE_ROOTFS}${sysconfdir}/init.d/run-postinsts ]; then
+                               save_postinsts
+                       fi
+               fi
+
+               # Since no package manager is present in the image the metadata 
is not needed
+               remove_packaging_data_files
+       fi
+}
+

Everything else looks fine.

Reviewed-by: Mark Hatle <mark.ha...@windriver.com>
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