This feature is registered on upstream project : Feature #530


yum --enablerepo=remi install fusioninventory-agent-yum-plugin

This feature requires that the service run with the --rpc-trust-localhost option. An inventory will be ask after each yum transaction (install, remove, ...), See, in the /etc/sysconfig/fusioninventory-agent file the line:

FUSINVOPT='--debug --rpc-trust-localhost'

Example :

# yum update
Loaded plugins: fastestmirror, fusioninventory-agent
Loading mirror speeds from cached hostfile
... Transaction Test Succeeded
Running Transaction
  Updating       : fusioninventory-agent                                                                                                                 1/2
  Cleanup        : fusioninventory-agent                                                                                                                 2/2
FusionInventory agent asked to run an inventory

If you are interested  : the plugin source.

Of course, I'm waiting for your feedback.