111 lines
3.8 KiB
Go
111 lines
3.8 KiB
Go
package network
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import (
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"fmt"
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"net"
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"github.com/containers/common/pkg/completion"
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"github.com/containers/podman/v3/cmd/podman/common"
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"github.com/containers/podman/v3/cmd/podman/parse"
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"github.com/containers/podman/v3/cmd/podman/registry"
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"github.com/containers/podman/v3/libpod/define"
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"github.com/containers/podman/v3/pkg/domain/entities"
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"github.com/pkg/errors"
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"github.com/spf13/cobra"
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)
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var (
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networkCreateDescription = `create CNI networks for containers and pods`
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networkCreateCommand = &cobra.Command{
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Use: "create [options] [NAME]",
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Short: "network create",
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Long: networkCreateDescription,
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RunE: networkCreate,
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Args: cobra.MaximumNArgs(1),
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ValidArgsFunction: completion.AutocompleteNone,
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Example: `podman network create podman1`,
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}
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)
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var (
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networkCreateOptions entities.NetworkCreateOptions
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labels []string
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opts []string
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)
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func networkCreateFlags(cmd *cobra.Command) {
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flags := cmd.Flags()
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driverFlagName := "driver"
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flags.StringVarP(&networkCreateOptions.Driver, driverFlagName, "d", "bridge", "driver to manage the network")
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_ = cmd.RegisterFlagCompletionFunc(driverFlagName, common.AutocompleteNetworkDriver)
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optFlagName := "opt"
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flags.StringArrayVarP(&opts, optFlagName, "o", []string{}, "Set driver specific options (default [])")
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_ = cmd.RegisterFlagCompletionFunc(optFlagName, completion.AutocompleteNone)
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gatewayFlagName := "gateway"
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flags.IPVar(&networkCreateOptions.Gateway, gatewayFlagName, nil, "IPv4 or IPv6 gateway for the subnet")
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_ = cmd.RegisterFlagCompletionFunc(gatewayFlagName, completion.AutocompleteNone)
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flags.BoolVar(&networkCreateOptions.Internal, "internal", false, "restrict external access from this network")
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ipRangeFlagName := "ip-range"
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flags.IPNetVar(&networkCreateOptions.Range, ipRangeFlagName, net.IPNet{}, "allocate container IP from range")
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_ = cmd.RegisterFlagCompletionFunc(ipRangeFlagName, completion.AutocompleteNone)
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macvlanFlagName := "macvlan"
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flags.StringVar(&networkCreateOptions.MacVLAN, macvlanFlagName, "", "create a Macvlan connection based on this device")
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_ = cmd.RegisterFlagCompletionFunc(macvlanFlagName, completion.AutocompleteNone)
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labelFlagName := "label"
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flags.StringArrayVar(&labels, labelFlagName, nil, "set metadata on a network")
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_ = cmd.RegisterFlagCompletionFunc(labelFlagName, completion.AutocompleteNone)
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// TODO not supported yet
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// flags.StringVar(&networkCreateOptions.IPamDriver, "ipam-driver", "", "IP Address Management Driver")
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flags.BoolVar(&networkCreateOptions.IPv6, "ipv6", false, "enable IPv6 networking")
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subnetFlagName := "subnet"
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flags.IPNetVar(&networkCreateOptions.Subnet, subnetFlagName, net.IPNet{}, "subnet in CIDR format")
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_ = cmd.RegisterFlagCompletionFunc(subnetFlagName, completion.AutocompleteNone)
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flags.BoolVar(&networkCreateOptions.DisableDNS, "disable-dns", false, "disable dns plugin")
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}
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func init() {
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registry.Commands = append(registry.Commands, registry.CliCommand{
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Mode: []entities.EngineMode{entities.ABIMode, entities.TunnelMode},
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Command: networkCreateCommand,
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Parent: networkCmd,
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})
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networkCreateFlags(networkCreateCommand)
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}
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func networkCreate(cmd *cobra.Command, args []string) error {
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var (
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name string
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)
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if len(args) > 0 {
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if !define.NameRegex.MatchString(args[0]) {
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return define.RegexError
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}
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name = args[0]
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}
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var err error
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networkCreateOptions.Labels, err = parse.GetAllLabels([]string{}, labels)
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if err != nil {
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return errors.Wrap(err, "failed to parse labels")
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}
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networkCreateOptions.Options, err = parse.GetAllLabels([]string{}, opts)
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if err != nil {
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return errors.Wrapf(err, "unable to process options")
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}
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response, err := registry.ContainerEngine().NetworkCreate(registry.Context(), name, networkCreateOptions)
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if err != nil {
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return err
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}
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fmt.Println(response.Filename)
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return nil
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}
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