58 lines
1.6 KiB
Go
58 lines
1.6 KiB
Go
package util
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import (
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"fmt"
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"github.com/containers/common/libnetwork/types"
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"github.com/sirupsen/logrus"
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)
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func CommonNetworkCreate(n NetUtil, network *types.Network) error {
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if network.Labels == nil {
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network.Labels = map[string]string{}
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}
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if network.Options == nil {
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network.Options = map[string]string{}
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}
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if network.IPAMOptions == nil {
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network.IPAMOptions = map[string]string{}
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}
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var name string
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var err error
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// validate the name when given
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if network.Name != "" {
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if !types.NameRegex.MatchString(network.Name) {
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return fmt.Errorf("network name %s invalid: %w", network.Name, types.ErrInvalidName)
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}
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if _, err := n.Network(network.Name); err == nil {
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return fmt.Errorf("network name %s already used: %w", network.Name, types.ErrNetworkExists)
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}
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} else {
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name, err = GetFreeDeviceName(n)
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if err != nil {
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return err
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}
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network.Name = name
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// also use the name as interface name when we create a bridge network
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if network.Driver == types.BridgeNetworkDriver && network.NetworkInterface == "" {
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network.NetworkInterface = name
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}
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}
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// Validate interface name if specified
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if network.NetworkInterface != "" {
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if err := ValidateInterfaceName(network.NetworkInterface); err != nil {
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return fmt.Errorf("network interface name %s invalid: %w", network.NetworkInterface, err)
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}
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}
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return nil
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}
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func IpamNoneDisableDNS(network *types.Network) {
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if network.IPAMOptions[types.Driver] == types.NoneIPAMDriver {
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logrus.Debugf("dns disabled for network %q because ipam driver is set to none", network.Name)
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network.DNSEnabled = false
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}
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}
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