mirror of
https://github.com/jsimonetti/rtnetlink.git
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8026e5db33
In order to update to v2.0.0, we need to update the module path per the Go module documentation. * https://go.dev/doc/modules/major-version Fixes: https://github.com/jsimonetti/rtnetlink/issues/225 This can be released as v2.0.1 Signed-off-by: SuperQ <superq@gmail.com>
49 lines
974 B
Go
49 lines
974 B
Go
//go:build linux
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// +build linux
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package rtnetlink_test
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import (
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"log"
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"net"
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"github.com/jsimonetti/rtnetlink/v2"
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"golang.org/x/sys/unix"
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)
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// Set the operational state an interface to Up
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func Example_setLinkUp() {
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// Gather the interface Index
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iface, _ := net.InterfaceByName("dummy0")
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// Dial a connection to the rtnetlink socket
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conn, err := rtnetlink.Dial(nil)
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if err != nil {
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log.Fatal(err)
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}
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defer conn.Close()
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// Request the details of the interface
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msg, err := conn.Link.Get(uint32(iface.Index))
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if err != nil {
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log.Fatal(err)
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}
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state := msg.Attributes.OperationalState
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// If the link is already up, return immediately
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if state == rtnetlink.OperStateUp || state == rtnetlink.OperStateUnknown {
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return
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}
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// Set the interface operationally UP
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err = conn.Link.Set(&rtnetlink.LinkMessage{
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Family: unix.AF_UNSPEC,
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Type: msg.Type,
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Index: uint32(iface.Index),
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Flags: unix.IFF_UP,
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Change: unix.IFF_UP,
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})
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log.Fatal(err)
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}
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