entity-manager unexpected handling of template parameters

[James Feist]

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.

-James
> 
> Thanks,
> Patrick
>