libpldmresponder: enable DBus change notification
This commit enables libpldmresponder to subscribe to DBus
property change signal for the BIOS properties which are fetched from
DBus. The new DBus value is received and the relevant entry in the
attributeValueTable is updated.
test result:
root@rainier:/tmp# pldmtool bios GetBIOSTable -t 0
Parsed Response Msg:
PLDM StringTable:
BIOSStringHandle : BIOSString
0 : Allowed
1 : Disabled
2 : Enabled
3 : IPv4DHCP
4 : IPv4Static
5 : Not Allowed
6 : Perm
7 : Temp
8 : pvm-fw-boot-side
9 : pvm-inband-code-update
10 : pvm-os-boot-side
11 : pvm-pcie-error-inject
12 : pvm-surveillance
13 : pvm-system-name
14 : vmi-hostname
15 : vmi-if-count
16 : vmi-if0-ipv4-ipaddr
17 : vmi-if0-ipv4-method
18 : vmi-if0-ipv4-prefix-length
19 : vmi-if1-ipv4-ipaddr
20 : vmi-if1-ipv4-method
21 : vmi-if1-ipv4-prefix-length
22 : vmi-ipv4-gateway
root@rainier:/tmp#
root@rainier:/tmp# pldmtool bios GetBIOSTable -t 1
Parsed Response Msg:
PLDM AttributeTable:
AttributeHandle: 0, AttributeNameHandle: 13(pvm-system-name)
AttributeType: BIOSStringReadOnly
StringType: 0x01
MinimumStringLength: 1
MaximumStringLength: 100
DefaultStringLength: 15
DefaultString: witherspoon-128
AttributeHandle: 1, AttributeNameHandle: 14(vmi-hostname)
AttributeType: BIOSString
StringType: 0x01
MinimumStringLength: 0
MaximumStringLength: 255
DefaultStringLength: 0
DefaultString:
AttributeHandle: 2, AttributeNameHandle: 22(vmi-ipv4-gateway)
AttributeType: BIOSString
StringType: 0x01
MinimumStringLength: 7
MaximumStringLength: 15
DefaultStringLength: 7
DefaultString: 0.0.0.0
AttributeHandle: 3, AttributeNameHandle: 16(vmi-if0-ipv4-ipaddr)
AttributeType: BIOSString
StringType: 0x01
MinimumStringLength: 7
MaximumStringLength: 15
DefaultStringLength: 7
DefaultString: 0.0.0.0
AttributeHandle: 4, AttributeNameHandle: 19(vmi-if1-ipv4-ipaddr)
AttributeType: BIOSString
StringType: 0x01
MinimumStringLength: 7
MaximumStringLength: 15
DefaultStringLength: 7
DefaultString: 0.0.0.0
AttributeHandle: 5, AttributeNameHandle: 15(vmi-if-count)
AttributeType: BIOSIntegerReadOnly
LowerBound: 0
UpperBound: 2
ScalarIncrement: 1
DefaultValue: 1
AttributeHandle: 6, AttributeNameHandle: 18(vmi-if0-ipv4-prefix-length)
AttributeType: BIOSInteger
LowerBound: 0
UpperBound: 32
ScalarIncrement: 1
DefaultValue: 0
AttributeHandle: 7, AttributeNameHandle: 21(vmi-if1-ipv4-prefix-length)
AttributeType: BIOSInteger
LowerBound: 0
UpperBound: 32
ScalarIncrement: 1
DefaultValue: 0
AttributeHandle: 8, AttributeNameHandle: 8(pvm-fw-boot-side)
AttributeType: BIOSEnumerationReadOnly
NumberOfPossibleValues: 2
PossibleValueStringHandle[0] = 6(Perm)
PossibleValueStringHandle[1] = 7(Temp)
NumberOfDefaultValues: 1
DefaultValueStringHandleIndex[0] = 0, StringHandle = 6(Perm)
AttributeHandle: 9, AttributeNameHandle: 10(pvm-os-boot-side)
AttributeType: BIOSEnumerationReadOnly
NumberOfPossibleValues: 2
PossibleValueStringHandle[0] = 6(Perm)
PossibleValueStringHandle[1] = 7(Temp)
NumberOfDefaultValues: 1
DefaultValueStringHandleIndex[0] = 0, StringHandle = 6(Perm)
AttributeHandle: 10, AttributeNameHandle: 9(pvm-inband-code-update)
AttributeType: BIOSEnumerationReadOnly
NumberOfPossibleValues: 2
PossibleValueStringHandle[0] = 0(Allowed)
PossibleValueStringHandle[1] = 5(Not Allowed)
NumberOfDefaultValues: 1
DefaultValueStringHandleIndex[0] = 0, StringHandle = 0(Allowed)
AttributeHandle: 11, AttributeNameHandle: 12(pvm-surveillance)
AttributeType: BIOSEnumerationReadOnly
NumberOfPossibleValues: 2
PossibleValueStringHandle[0] = 1(Disabled)
PossibleValueStringHandle[1] = 2(Enabled)
NumberOfDefaultValues: 1
DefaultValueStringHandleIndex[0] = 1, StringHandle = 2(Enabled)
AttributeHandle: 12, AttributeNameHandle: 11(pvm-pcie-error-inject)
AttributeType: BIOSEnumerationReadOnly
NumberOfPossibleValues: 2
PossibleValueStringHandle[0] = 1(Disabled)
PossibleValueStringHandle[1] = 2(Enabled)
NumberOfDefaultValues: 1
DefaultValueStringHandleIndex[0] = 1, StringHandle = 2(Enabled)
AttributeHandle: 13, AttributeNameHandle: 17(vmi-if0-ipv4-method)
AttributeType: BIOSEnumeration
NumberOfPossibleValues: 2
PossibleValueStringHandle[0] = 4(IPv4Static)
PossibleValueStringHandle[1] = 3(IPv4DHCP)
NumberOfDefaultValues: 1
DefaultValueStringHandleIndex[0] = 0, StringHandle = 4(IPv4Static)
AttributeHandle: 14, AttributeNameHandle: 20(vmi-if1-ipv4-method)
AttributeType: BIOSEnumeration
NumberOfPossibleValues: 2
PossibleValueStringHandle[0] = 4(IPv4Static)
PossibleValueStringHandle[1] = 3(IPv4DHCP)
NumberOfDefaultValues: 1
DefaultValueStringHandleIndex[0] = 0, StringHandle = 4(IPv4Static)
root@rainier:/tmp#
root@rainier:/tmp# pldmtool bios GetBIOSTable -t 2
Parsed Response Msg:
PLDM AttributeValueTable:
AttributeHandle: 0
AttributeType: BIOSStringReadOnly
CurrentStringLength: 15
CurrentString: witherspoon-128
AttributeHandle: 1
AttributeType: BIOSString
CurrentStringLength: 0
CurrentString:
AttributeHandle: 2
AttributeType: BIOSString
CurrentStringLength: 7
CurrentString: 0.0.0.0
AttributeHandle: 3
AttributeType: BIOSString
CurrentStringLength: 7
CurrentString: 0.0.0.0
AttributeHandle: 4
AttributeType: BIOSString
CurrentStringLength: 7
CurrentString: 0.0.0.0
AttributeHandle: 5
AttributeType: BIOSIntegerReadOnly
CurrentValue: 1
AttributeHandle: 6
AttributeType: BIOSInteger
CurrentValue: 0
AttributeHandle: 7
AttributeType: BIOSInteger
CurrentValue: 0
AttributeHandle: 8
AttributeType: BIOSEnumerationReadOnly
NumberOfCurrentValues: 1
CurrentValueStringHandleIndex[0] = 0, StringHandle = 6(Perm)
AttributeHandle: 9
AttributeType: BIOSEnumerationReadOnly
NumberOfCurrentValues: 1
CurrentValueStringHandleIndex[0] = 0, StringHandle = 6(Perm)
AttributeHandle: 10
AttributeType: BIOSEnumerationReadOnly
NumberOfCurrentValues: 1
CurrentValueStringHandleIndex[0] = 0, StringHandle = 0(Allowed)
AttributeHandle: 11
AttributeType: BIOSEnumerationReadOnly
NumberOfCurrentValues: 1
CurrentValueStringHandleIndex[0] = 1, StringHandle = 2(Enabled)
AttributeHandle: 12
AttributeType: BIOSEnumerationReadOnly
NumberOfCurrentValues: 1
CurrentValueStringHandleIndex[0] = 1, StringHandle = 2(Enabled)
AttributeHandle: 13
AttributeType: BIOSEnumeration
NumberOfCurrentValues: 1
CurrentValueStringHandleIndex[0] = 0, StringHandle = 4(IPv4Static)
AttributeHandle: 14
AttributeType: BIOSEnumeration
NumberOfCurrentValues: 1
CurrentValueStringHandleIndex[0] = 0, StringHandle = 4(IPv4Static)
root@rainier:/tmp#
root@rainier:/tmp# busctl get-property xyz.openbmc_project.Settings
/xyz/openbmc_project/network/vmi/intf1/ipv4/addr0 xyz.openbmc_project.Network.IP
PrefixLength
y 0
root@rainier:/tmp# busctl set-property xyz.openbmc_project.Settings
/xyz/openbmc_project/network/vmi/intf1/ipv4/addr0 xyz.openbmc_project.Network.IP
PrefixLength y 6
root@rainier:/tmp# busctl get-property xyz.openbmc_project.Settings
/xyz/openbmc_project/network/vmi/intf1/ipv4/addr0 xyz.openbmc_project.Network.IP
Origin
s "xyz.openbmc_project.Network.IP.AddressOrigin.Static"
root@rainier:/tmp# busctl set-property xyz.openbmc_project.Settings
/xyz/openbmc_project/network/vmi/intf1/ipv4/addr0 xyz.openbmc_project.Network.IP
Origin s "xyz.openbmc_project.Network.IP.AddressOrigin.DHCP"
root@rainier:/tmp# busctl get-property xyz.openbmc_project.Settings
/xyz/openbmc_project/network/vmi/intf1/ipv4/addr0 xyz.openbmc_project.Network.IP
Address
s "0.0.0.0"
root@rainier:/tmp# busctl set-property xyz.openbmc_project.Settings
/xyz/openbmc_project/network/vmi/intf1/ipv4/addr0 xyz.openbmc_project.Network.IP
Address s "1.2.3.4"
root@rainier:/tmp# pldmtool bios GetBIOSTable -t 2
Parsed Response Msg:
PLDM AttributeValueTable:
AttributeHandle: 0
AttributeType: BIOSStringReadOnly
CurrentStringLength: 15
CurrentString: witherspoon-128
AttributeHandle: 1
AttributeType: BIOSString
CurrentStringLength: 0
CurrentString:
AttributeHandle: 2
AttributeType: BIOSString
CurrentStringLength: 7
CurrentString: 0.0.0.0
AttributeHandle: 3
AttributeType: BIOSString
CurrentStringLength: 7
CurrentString: 0.0.0.0
AttributeHandle: 4
AttributeType: BIOSString
CurrentStringLength: 7
CurrentString: 1.2.3.4
AttributeHandle: 5
AttributeType: BIOSIntegerReadOnly
CurrentValue: 1
AttributeHandle: 6
AttributeType: BIOSInteger
CurrentValue: 0
AttributeHandle: 7
AttributeType: BIOSInteger
CurrentValue: 6
AttributeHandle: 8
AttributeType: BIOSEnumerationReadOnly
NumberOfCurrentValues: 1
CurrentValueStringHandleIndex[0] = 0, StringHandle = 6(Perm)
AttributeHandle: 9
AttributeType: BIOSEnumerationReadOnly
NumberOfCurrentValues: 1
CurrentValueStringHandleIndex[0] = 0, StringHandle = 6(Perm)
AttributeHandle: 10
AttributeType: BIOSEnumerationReadOnly
NumberOfCurrentValues: 1
CurrentValueStringHandleIndex[0] = 0, StringHandle = 0(Allowed)
AttributeHandle: 11
AttributeType: BIOSEnumerationReadOnly
NumberOfCurrentValues: 1
CurrentValueStringHandleIndex[0] = 1, StringHandle = 2(Enabled)
AttributeHandle: 12
AttributeType: BIOSEnumerationReadOnly
NumberOfCurrentValues: 1
CurrentValueStringHandleIndex[0] = 1, StringHandle = 2(Enabled)
AttributeHandle: 13
AttributeType: BIOSEnumeration
NumberOfCurrentValues: 1
CurrentValueStringHandleIndex[0] = 0, StringHandle = 4(IPv4Static)
AttributeHandle: 14
AttributeType: BIOSEnumeration
NumberOfCurrentValues: 1
CurrentValueStringHandleIndex[0] = 1, StringHandle = 3(IPv4DHCP)
Change-Id: I60e8f916a82bda0ef27c8c482fafb755b65210b4
Signed-off-by: Sampa Misra <sampmisr@in.ibm.com>
diff --git a/libpldmresponder/bios_string_attribute.hpp b/libpldmresponder/bios_string_attribute.hpp
index 48b0d2d..3b29dc1 100644
--- a/libpldmresponder/bios_string_attribute.hpp
+++ b/libpldmresponder/bios_string_attribute.hpp
@@ -70,6 +70,9 @@
void constructEntry(const BIOSStringTable& stringTable, Table& attrTable,
Table& attrValueTable) override;
+ int updateAttrVal(Table& newValue, uint16_t attrHdl, uint8_t attrType,
+ const PropertyValue& newPropVal);
+
private:
/** @brief string field from json */
table::attribute::StringField stringInfo;