d1a0905345
A specific IP can now be requested via the environment variable CNI_ARGS, e.g. `CNI_ARGS=ip=1.2.3.4`. The plugin will try to reserve the specified IP. If this is not successful the execution will fail.
37 lines
796 B
Go
37 lines
796 B
Go
package plugin
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import (
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"encoding"
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"fmt"
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"reflect"
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"strings"
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)
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func LoadArgs(args string, container interface{}) error {
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if args == "" {
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return nil
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}
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containerValue := reflect.ValueOf(container)
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pairs := strings.Split(args, ",")
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for _, pair := range pairs {
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kv := strings.Split(pair, "=")
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if len(kv) != 2 {
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return fmt.Errorf("ARGS: invalid pair %q", pair)
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}
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keyString := kv[0]
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valueString := kv[1]
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keyField := containerValue.Elem().FieldByName(keyString)
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if !keyField.IsValid() {
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return fmt.Errorf("ARGS: invalid key %q", keyString)
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}
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u := keyField.Addr().Interface().(encoding.TextUnmarshaler)
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err := u.UnmarshalText([]byte(valueString))
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if err != nil {
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return fmt.Errorf("ARGS: error parsing value of pair %q: %v)", pair, err)
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}
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}
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return nil
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}
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