tree 0dc0f86091d788cb32af73fb4cc9540d33f6e7dc
parent 78c9020305038b7974b4737c9b1d0b4afb9740f2
author Jagpal Singh Gill <paligill@gmail.com> 1703115341 -0800
committer Jagpal Singh Gill <paligill@gmail.com> 1708709994 -0800

manager_diagnostic_data: add metric get

Add support to fetch MemoryStatistics, FreeStorageSpaceKiB and
ProcessorStatistics for Manager Diagnostic Data.
https://redfish.dmtf.org/schemas/v1/ManagerDiagnosticData.v1_2_1.json
This change is in relation to following design and D-Bus interface -
https://gerrit.openbmc.org/c/openbmc/docs/+/64917
https://gerrit.openbmc.org/c/openbmc/phosphor-dbus-interfaces/+/64914
Test:
Redfish query output -
{
  "@odata.id": "/redfish/v1/Managers/bmc/ManagerDiagnosticData",
  "@odata.type": "#ManagerDiagnosticData.v1_2_0.ManagerDiagnosticData",
  "FreeStorageSpaceKiB": 3772,
  "Id": "ManagerDiagnosticData",
  "MemoryStatistics": {
    "AvailableBytes": 354224066,
    "BuffersAndCacheBytes": 78984633,
    "SharedBytes": 11876066,
    "TotalBytes": 425516000
  },
  "Name": "Manager Diagnostic Data",
  "ProcessorStatistics": {
    "KernelPercent": 13.0234,
    "UserPercent": 5.7374
  },
  "ServiceRootUptimeSeconds": 2255.117
}

Redfish service validator passing -
Elapsed time: 0:03:12
metadataNamespaces: 3726
pass: 5133
passAction: 9
passGet: 205
passRedfishUri: 197
skipNoSchema: 3
skipOptional: 3492
warnDeprecated: 4
warningPresent: 7
Validation has succeeded.

Change-Id: I43758a993eb7f342cb9ac5f5574498b37261c2cc
Signed-off-by: Jagpal Singh Gill <paligill@gmail.com>