"k8s.io/apimachinery/pkg/util/sets"
)

// FakeNetlinkHandle mock implementation of proxy NetlinkHandle
type FakeNetlinkHandle struct {
	// localAddresses is a network interface name to all of its IP addresses map, e.g.
	// eth0 -> [1.2.3.4, 10.20.30.40]
	localAddresses map[string][]string

	IsIPv6 bool
}

// NewFakeNetlinkHandle will create a new FakeNetlinkHandle
func NewFakeNetlinkHandle(isIPv6 bool) *FakeNetlinkHandle {

		$2 ~ /^E([ABCD]X|[BIS]P|[SD]I|S|FL)$/ {next}  # 386 registers
		$2 ~ /^(SIGEV_|SIGSTKSZ|SIGRT(MIN|MAX))/ {next}
		$2 ~ /^(SCM_SRCRT)$/ {next}
		$2 ~ /^(MAP_FAILED)$/ {next}

		$2 !~ /^ETH_/ &&
		$2 !~ /^EPROC_/ &&
		$2 !~ /^EQUIV_/ &&
		$2 !~ /^EXPR_/ &&
		$2 ~ /^E[A-Z0-9_]+$/ ||
		$2 ~ /^B[0-9_]+$/ ||
		$2 ~ /^V[A-Z0-9]+$/ ||
		$2 ~ /^CS[A-Z0-9]/ ||

	}{
		{"localhost", false},
		{"localhost:9000", false},
		{"example.com", false},
		{"http://192.168.1.0", false},
		{"http://192.168.1.0:9000", false},
		{"192.168.1.0", true},
		{"[2001:3984:3989::20%eth0]:9000", true},
	}

	for _, testCase := range testCases {
		ret := isHostIP(testCase.args)
		if testCase.expectedResult != ret {
			t.Fatalf("expected: %v , got: %v", testCase.expectedResult, ret)
		}
	}

// information.
type Interface struct {
	Index        int          // positive integer that starts at one, zero is never used
	MTU          int          // maximum transmission unit
	Name         string       // e.g., "en0", "lo0", "eth0.100"
	HardwareAddr HardwareAddr // IEEE MAC-48, EUI-48 and EUI-64 form
	Flags        Flags        // e.g., FlagUp, FlagLoopback, FlagMulticast
}

type Flags uint

const (

	return func(nspath string) (ns.NetNS, error) {
		return &mockNetNs{path: netNs}, nil
	}
}

func buildDryrunConf() string {
	return fmt.Sprintf(
		mockConfTmpl,
		"1.0.0",
		"1.0.0",
		"eth0",
		testSandboxDirectory,
		"",
		false,
		"iptables",
	)
}

func TestIPTablesRuleGeneration(t *testing.T) {
	cniConf := buildDryrunConf()

	customUID := int64(1000670000)