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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,4 +1,5 @@ | ||
| // +build windows | ||
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| package conf | ||
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| import ( | ||
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,11 @@ | ||
| package util | ||
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| import ( | ||
| "net" | ||
| ) | ||
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| // Iface is net interface address info | ||
| type Iface struct { | ||
| net.HardwareAddr | ||
| net.IP | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,30 @@ | ||
| // +build !windows | ||
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| package util | ||
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| import ( | ||
| "errors" | ||
| "net" | ||
| ) | ||
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| // PickInterface pick the first active net interface | ||
| func PickInterface() (*Iface, error) { | ||
| ifaces, err := net.Interfaces() | ||
| if err != nil { | ||
| return nil, err | ||
| } | ||
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| for i := range ifaces { | ||
| if len(ifaces[i].HardwareAddr) == 0 { | ||
| continue | ||
| } | ||
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| addrs, _ := ifaces[i].Addrs() | ||
| for _, addr := range addrs { | ||
| if ip := addr.(*net.IPNet).IP.To4(); ip != nil { | ||
| return &Iface{ifaces[i].HardwareAddr, ip}, nil | ||
| } | ||
| } | ||
| } | ||
| return nil, errors.New("no valid interface") | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,16 @@ | ||
| package util | ||
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| import ( | ||
| "testing" | ||
| ) | ||
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| func TestPickInterface(t *testing.T) { | ||
| t.Skip("skip for some enviroment not have net interface") | ||
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| got, err := PickInterface() | ||
| if err != nil { | ||
| t.Errorf("PickInterface() error = %v", err) | ||
| } else { | ||
| t.Logf("PickInterface() got: MAC: %s IP: %s", got.HardwareAddr, got.IP) | ||
| } | ||
| } |
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