entity-manager unexpected handling of template parameters

[Patrick Venture]

On Fri, Aug 9, 2019 at 11:22 AM James Feist <james.feist at linux.intel.com> wrote:
>
> On 8/9/19 9:53 AM, Patrick Venture wrote:
> > Given the following:
> >
> > busctl introspect --no-pager xyz.openbmc_project.FruDevice
> > /xyz/openbmc_project/FruDevice/Altie
> > NAME                                TYPE      SIGNATURE RESULT/VALUE
> >              FLAGS
> > org.freedesktop.DBus.Introspectable interface -         -
> >              -
> > .Introspect                         method    -         s
> >              -
> > org.freedesktop.DBus.Peer           interface -         -
> >              -
> > .GetMachineId                       method    -         s
> >              -
> > .Ping                               method    -         -
> >              -
> > org.freedesktop.DBus.Properties     interface -         -
> >              -
> > .Get                                method    ss        v
> >              -
> > .GetAll                             method    s         a{sv}
> >              -
> > .Set                                method    ssv       -
> >              -
> > .PropertiesChanged                  signal    sa{sv}as  -
> >              -
> > xyz.openbmc_project.FruDevice       interface -         -
> >              -
> > .ADDRESS                            property  u         82
> >              emits-change
> > .BOARD_LANGUAGE_CODE                property  s         "25"
> >              emits-change
> > .BOARD_MANUFACTURER                 property  s         "Inventec"
> >              emits-change
> > .BOARD_MANUFACTURE_DATE             property  s         "Thu Jul 11
> > 17:09:00 2019" emits-change
> > .BOARD_PART_NUMBER                  property  s         "1051867-01"
> >              emits-change
> > .BOARD_PRODUCT_NAME                 property  s         "Altie"
> >              emits-change
> > .BOARD_SERIAL_NUMBER                property  s
> > "ALTIVT192700026"          emits-change
> > .BUS                                property  u         1
> >              emits-change
> > .Common_Format_Version              property  s         "1"
> >              emits-change
> >
> > I expected entity-manager with this profile to populate dbus properly:
> > configurations/altie.json
> > {
> >      "Name" : "Altie",
> >      "Probe" : "xyz.openbmc_project.FruDevice({'BOARD_PRODUCT_NAME': 'Altie'})",
> >      "Type": "Board",
> >      "xyz.openbmc_project.Inventory.Decorator.Asset": {
> >          "Manufacturer": "$BOARD_MANUFACTURER",
> >          "Model": "$BOARD_PRODUCT_NAME",
> >          "PartNumber": "$BOARD_PART_NUMBER",
> >          "SerialNumber": "$BOARD_SERIAL_NUMBER"
> >      }
> > }
> >
> > Instead:
> > root at semitruck:~# busctl introspect --no-pager
> > xyz.openbmc_project.EntityManager
> > /xyz/openbmc_project/inventory/system/board/Altie
> > NAME                                          TYPE      SIGNATURE
> > RESULT/VALUE                             FLAGS
> > org.freedesktop.DBus.Introspectable           interface -         -
> >                                      -
> > .Introspect                                   method    -         s
> >                                      -
> > org.freedesktop.DBus.Peer                     interface -         -
> >                                      -
> > .GetMachineId                                 method    -         s
> >                                      -
> > .Ping                                         method    -         -
> >                                      -
> > org.freedesktop.DBus.Properties               interface -         -
> >                                      -
> > .Get                                          method    ss        v
> >                                      -
> > .GetAll                                       method    s
> > a{sv}                                    -
> > .Set                                          method    ssv       -
> >                                      -
> > .PropertiesChanged                            signal    sa{sv}as  -
> >                                      -
> > xyz.openbmc_project.AddObject                 interface -         -
> >                                      -
> > .AddObject                                    method    a{sv}     -
> >                                      -
> > xyz.openbmc_project.Inventory.Decorator.Asset interface -         -
> >                                      -
> > .Manufacturer                                 property  s
> > "$BOARD_MANUFACTURER"                    emits-change
> > .Model                                        property  s
> > "$BOARD_PRODUCT_NAME"                    emits-change
> > .PartNumber                                   property  s
> > "$BOARD_PART_NUMBER"                     emits-change
> > .SerialNumber                                 property  s
> > "$BOARD_SERIAL_NUMBER"                   emits-change
> > xyz.openbmc_project.Inventory.Item.Board      interface -         -
> >                                      -
> > .Name                                         property  s
> > "Altie"                                  emits-change
> > .Probe                                        property  s
> > "xyz.openbmc_project.FruDevice({\'BOA... emits-change
> > .Type                                         property  s
> > "Board"                                  emits-change
> >
> > I must be doing something obvious and silly.  Please advise.
>
> Entity-manager caches the result and only updates if etc/os-release
> changes. There is a version file in /var/configuration/version, if you
> delete this it'll rescan fresh. It looks right to me.. so I imagine this
> is what is happening.

I deleted the /var/configuration/version file and rebooted the BMC.
it didn't pick it up -- I decided a rescan was too subtle :)

Any other ideas?  I've started digging into entity-manager further.

>
> -James
> >
> > Thanks,
> > Patrick
> >