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container: support hostprocess containers and expose kubernetes labels (#1911)

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This commit is contained in:
Jan-Otto Kröpke
2025-05-18 09:39:52 +02:00
committed by GitHub
parent 6b87441729
commit 898e16bcb1
43 changed files with 1800 additions and 296 deletions
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41
internal/headers/iphlpapi/iphlpapi.go
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@@ -22,13 +22,16 @@ import (
"fmt"
"unsafe"
"github.com/prometheus-community/windows_exporter/internal/headers/guid"
"golang.org/x/sys/windows"
)
//nolint:gochecknoglobals
var (
modiphlpapi = windows.NewLazySystemDLL("iphlpapi.dll")
procGetExtendedTcpTable = modiphlpapi.NewProc("GetExtendedTcpTable")
modiphlpapi = windows.NewLazySystemDLL("iphlpapi.dll")
procGetExtendedTcpTable = modiphlpapi.NewProc("GetExtendedTcpTable")
procGetIfEntry2Ex = modiphlpapi.NewProc("GetIfEntry2Ex")
procConvertInterfaceGuidToLuid = modiphlpapi.NewProc("ConvertInterfaceGuidToLuid")
)
func GetTCPConnectionStates(family uint32) (map[MIB_TCP_STATE]uint32, error) {
@@ -128,3 +131,37 @@ func getExtendedTcpTable[T any](ulAf uint32, tableClass uint32) ([]T, error) {
return unsafe.Slice((*T)(unsafe.Pointer(&buf[4])), binary.LittleEndian.Uint32(buf)), nil
}
// GetIfEntry2Ex function retrieves the specified level of information for the specified interface on the local computer.
//
// https://learn.microsoft.com/en-us/windows/win32/api/netioapi/nf-netioapi-getifentry2ex
func GetIfEntry2Ex(row *MIB_IF_ROW2) error {
ret, _, _ := procGetIfEntry2Ex.Call(
uintptr(0),
uintptr(unsafe.Pointer(row)),
)
if ret != 0 {
return fmt.Errorf("GetIfEntry2Ex failed with code %d: %w", ret, windows.Errno(ret))
}
return nil
}
// ConvertInterfaceGUIDToLUID function converts a globally unique identifier (GUID) for a network interface to the
// locally unique identifier (LUID) for the interface.
//
// https://learn.microsoft.com/en-us/windows/win32/api/netioapi/nf-netioapi-convertinterfaceguidtoluid
func ConvertInterfaceGUIDToLUID(guid guid.GUID) (uint64, error) {
var luid uint64
ret, _, _ := procConvertInterfaceGuidToLuid.Call(
uintptr(unsafe.Pointer(&guid)),
uintptr(unsafe.Pointer(&luid)),
)
if ret != 0 {
return 0, fmt.Errorf("ConvertInterfaceGUIDToLUID failed with code %d: %w", ret, windows.Errno(ret))
}
return luid, nil
}