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authorbaude <bbaude@redhat.com>2020-04-30 11:02:59 -0500
committerbaude <bbaude@redhat.com>2020-04-30 14:53:54 -0500
commite88a418528173c1bccc9bea6a9eaf3b389d57e47 (patch)
treeeedbaca61136b8c3be2960a4486a780b69f71dd3 /cmd/podman/networks
parentc31bf2e97644b76163624149bb130528c6a5a394 (diff)
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v2networking enable commands
Enable the networking commands for v2. Signed-off-by: baude <bbaude@redhat.com>
Diffstat (limited to 'cmd/podman/networks')
-rw-r--r--cmd/podman/networks/create.go81
-rw-r--r--cmd/podman/networks/inspect.go46
-rw-r--r--cmd/podman/networks/list.go133
-rw-r--r--cmd/podman/networks/network.go9
-rw-r--r--cmd/podman/networks/rm.go63
5 files changed, 326 insertions, 6 deletions
diff --git a/cmd/podman/networks/create.go b/cmd/podman/networks/create.go
new file mode 100644
index 000000000..2bb75ea9e
--- /dev/null
+++ b/cmd/podman/networks/create.go
@@ -0,0 +1,81 @@
+package network
+
+import (
+ "fmt"
+ "net"
+
+ "github.com/containers/libpod/cmd/podman/registry"
+ "github.com/containers/libpod/libpod"
+ "github.com/containers/libpod/pkg/domain/entities"
+ "github.com/containers/libpod/pkg/network"
+ "github.com/pkg/errors"
+ "github.com/spf13/cobra"
+ "github.com/spf13/pflag"
+)
+
+var (
+ networkCreateDescription = `create CNI networks for containers and pods`
+ networkCreateCommand = &cobra.Command{
+ Use: "create [flags] [NETWORK]",
+ Short: "network create",
+ Long: networkCreateDescription,
+ RunE: networkCreate,
+ Example: `podman network create podman1`,
+ Annotations: map[string]string{
+ registry.ParentNSRequired: "",
+ },
+ }
+)
+
+var (
+ networkCreateOptions entities.NetworkCreateOptions
+)
+
+func networkCreateFlags(flags *pflag.FlagSet) {
+ flags.StringVarP(&networkCreateOptions.Driver, "driver", "d", "bridge", "driver to manage the network")
+ flags.IPVar(&networkCreateOptions.Gateway, "gateway", nil, "IPv4 or IPv6 gateway for the subnet")
+ flags.BoolVar(&networkCreateOptions.Internal, "internal", false, "restrict external access from this network")
+ flags.IPNetVar(&networkCreateOptions.Range, "ip-range", net.IPNet{}, "allocate container IP from range")
+ flags.StringVar(&networkCreateOptions.MacVLAN, "macvlan", "", "create a Macvlan connection based on this device")
+ // TODO not supported yet
+ //flags.StringVar(&networkCreateOptions.IPamDriver, "ipam-driver", "", "IP Address Management Driver")
+ // TODO enable when IPv6 is working
+ //flags.BoolVar(&networkCreateOptions.IPV6, "IPv6", false, "enable IPv6 networking")
+ flags.IPNetVar(&networkCreateOptions.Subnet, "subnet", net.IPNet{}, "subnet in CIDR format")
+ flags.BoolVar(&networkCreateOptions.DisableDNS, "disable-dns", false, "disable dns plugin")
+}
+func init() {
+ registry.Commands = append(registry.Commands, registry.CliCommand{
+ Mode: []entities.EngineMode{entities.ABIMode},
+ Command: networkCreateCommand,
+ Parent: networkCmd,
+ })
+ flags := networkCreateCommand.Flags()
+ networkCreateFlags(flags)
+
+}
+
+func networkCreate(cmd *cobra.Command, args []string) error {
+ var (
+ name string
+ )
+ if err := network.IsSupportedDriver(networkCreateOptions.Driver); err != nil {
+ return err
+ }
+ if len(args) > 1 {
+ return errors.Errorf("only one network can be created at a time")
+ }
+ if len(args) > 0 && !libpod.NameRegex.MatchString(args[0]) {
+ return libpod.RegexError
+ }
+
+ if len(args) > 0 {
+ name = args[0]
+ }
+ response, err := registry.ContainerEngine().NetworkCreate(registry.Context(), name, networkCreateOptions)
+ if err != nil {
+ return err
+ }
+ fmt.Println(response.Filename)
+ return nil
+}
diff --git a/cmd/podman/networks/inspect.go b/cmd/podman/networks/inspect.go
new file mode 100644
index 000000000..0bc73579a
--- /dev/null
+++ b/cmd/podman/networks/inspect.go
@@ -0,0 +1,46 @@
+package network
+
+import (
+ "encoding/json"
+ "fmt"
+
+ "github.com/containers/libpod/cmd/podman/registry"
+ "github.com/containers/libpod/pkg/domain/entities"
+ "github.com/spf13/cobra"
+)
+
+var (
+ networkinspectDescription = `Inspect network`
+ networkinspectCommand = &cobra.Command{
+ Use: "inspect NETWORK [NETWORK...] [flags] ",
+ Short: "network inspect",
+ Long: networkinspectDescription,
+ RunE: networkInspect,
+ Example: `podman network inspect podman`,
+ Args: cobra.MinimumNArgs(1),
+ Annotations: map[string]string{
+ registry.ParentNSRequired: "",
+ },
+ }
+)
+
+func init() {
+ registry.Commands = append(registry.Commands, registry.CliCommand{
+ Mode: []entities.EngineMode{entities.ABIMode},
+ Command: networkinspectCommand,
+ Parent: networkCmd,
+ })
+}
+
+func networkInspect(cmd *cobra.Command, args []string) error {
+ responses, err := registry.ContainerEngine().NetworkInspect(registry.Context(), args, entities.NetworkInspectOptions{})
+ if err != nil {
+ return err
+ }
+ b, err := json.MarshalIndent(responses, "", " ")
+ if err != nil {
+ return err
+ }
+ fmt.Println(string(b))
+ return nil
+}
diff --git a/cmd/podman/networks/list.go b/cmd/podman/networks/list.go
new file mode 100644
index 000000000..e27062255
--- /dev/null
+++ b/cmd/podman/networks/list.go
@@ -0,0 +1,133 @@
+package network
+
+import (
+ "encoding/json"
+ "fmt"
+ "html/template"
+ "io"
+ "os"
+ "strings"
+
+ "github.com/containers/libpod/cmd/podman/validate"
+
+ "github.com/containers/libpod/cmd/podman/registry"
+ "github.com/containers/libpod/pkg/domain/entities"
+ "github.com/containers/libpod/pkg/network"
+ "github.com/spf13/cobra"
+ "github.com/spf13/pflag"
+)
+
+var (
+ networklistDescription = `List networks`
+ networklistCommand = &cobra.Command{
+ Use: "ls",
+ Args: validate.NoArgs,
+ Short: "network list",
+ Long: networklistDescription,
+ RunE: networkList,
+ Example: `podman network list`,
+ Annotations: map[string]string{
+ registry.ParentNSRequired: "",
+ },
+ }
+)
+
+var (
+ networkListOptions entities.NetworkListOptions
+ headers string = "NAME\tVERSION\tPLUGINS\n"
+ defaultListRow string = "{{.Name}}\t{{.Version}}\t{{.Plugins}}\n"
+)
+
+func networkListFlags(flags *pflag.FlagSet) {
+ // TODO enable filters based on something
+ //flags.StringSliceVarP(&networklistCommand.Filter, "filter", "f", []string{}, "Pause all running containers")
+ flags.StringVarP(&networkListOptions.Format, "format", "f", "", "Pretty-print containers to JSON or using a Go template")
+ flags.BoolVarP(&networkListOptions.Quiet, "quiet", "q", false, "display only names")
+}
+
+func init() {
+ registry.Commands = append(registry.Commands, registry.CliCommand{
+ Mode: []entities.EngineMode{entities.ABIMode},
+ Command: networklistCommand,
+ Parent: networkCmd,
+ })
+ flags := networklistCommand.Flags()
+ networkListFlags(flags)
+}
+
+func networkList(cmd *cobra.Command, args []string) error {
+ var (
+ w io.Writer = os.Stdout
+ nlprs []NetworkListPrintReports
+ )
+
+ responses, err := registry.ContainerEngine().NetworkList(registry.Context(), networkListOptions)
+ if err != nil {
+ return err
+ }
+
+ // quiet means we only print the network names
+ if networkListOptions.Quiet {
+ return quietOut(responses)
+ }
+
+ if networkListOptions.Format == "json" {
+ return jsonOut(responses)
+ }
+
+ for _, r := range responses {
+ nlprs = append(nlprs, NetworkListPrintReports{r})
+ }
+
+ row := networkListOptions.Format
+ if len(row) < 1 {
+ row = defaultListRow
+ }
+ if !strings.HasSuffix(row, "\n") {
+ row += "\n"
+ }
+
+ format := "{{range . }}" + row + "{{end}}"
+ if !cmd.Flag("format").Changed {
+ format = headers + format
+ }
+ tmpl, err := template.New("listNetworks").Parse(format)
+ if err != nil {
+ return err
+ }
+ if err := tmpl.Execute(w, nlprs); err != nil {
+ return err
+ }
+ if flusher, ok := w.(interface{ Flush() error }); ok {
+ return flusher.Flush()
+ }
+ return nil
+}
+
+func quietOut(responses []*entities.NetworkListReport) error {
+ for _, r := range responses {
+ fmt.Println(r.Name)
+ }
+ return nil
+}
+
+func jsonOut(responses []*entities.NetworkListReport) error {
+ b, err := json.MarshalIndent(responses, "", " ")
+ if err != nil {
+ return err
+ }
+ fmt.Println(string(b))
+ return nil
+}
+
+type NetworkListPrintReports struct {
+ *entities.NetworkListReport
+}
+
+func (n NetworkListPrintReports) Version() string {
+ return n.CNIVersion
+}
+
+func (n NetworkListPrintReports) Plugins() string {
+ return network.GetCNIPlugins(n.NetworkConfigList)
+}
diff --git a/cmd/podman/networks/network.go b/cmd/podman/networks/network.go
index e2a928312..56dd390ea 100644
--- a/cmd/podman/networks/network.go
+++ b/cmd/podman/networks/network.go
@@ -1,4 +1,4 @@
-package images
+package network
import (
"github.com/containers/libpod/cmd/podman/registry"
@@ -9,7 +9,7 @@ import (
var (
// Command: podman _network_
- cmd = &cobra.Command{
+ networkCmd = &cobra.Command{
Use: "network",
Short: "Manage networks",
Long: "Manage networks",
@@ -18,12 +18,9 @@ var (
}
)
-// TODO add the following to main.go to get networks back onto the
-// command list.
-// _ "github.com/containers/libpod/cmd/podman/networks"
func init() {
registry.Commands = append(registry.Commands, registry.CliCommand{
Mode: []entities.EngineMode{entities.ABIMode},
- Command: cmd,
+ Command: networkCmd,
})
}
diff --git a/cmd/podman/networks/rm.go b/cmd/podman/networks/rm.go
new file mode 100644
index 000000000..dc1eb9909
--- /dev/null
+++ b/cmd/podman/networks/rm.go
@@ -0,0 +1,63 @@
+package network
+
+import (
+ "fmt"
+
+ "github.com/containers/libpod/cmd/podman/registry"
+ "github.com/containers/libpod/cmd/podman/utils"
+ "github.com/containers/libpod/pkg/domain/entities"
+ "github.com/spf13/cobra"
+ "github.com/spf13/pflag"
+)
+
+var (
+ networkrmDescription = `Remove networks`
+ networkrmCommand = &cobra.Command{
+ Use: "rm [flags] NETWORK [NETWORK...]",
+ Short: "network rm",
+ Long: networkrmDescription,
+ RunE: networkRm,
+ Example: `podman network rm podman`,
+ Args: cobra.MinimumNArgs(1),
+ Annotations: map[string]string{
+ registry.ParentNSRequired: "",
+ },
+ }
+)
+
+var (
+ networkRmOptions entities.NetworkRmOptions
+)
+
+func networkRmFlags(flags *pflag.FlagSet) {
+ flags.BoolVarP(&networkRmOptions.Force, "force", "f", false, "remove any containers using network")
+}
+
+func init() {
+ registry.Commands = append(registry.Commands, registry.CliCommand{
+ Mode: []entities.EngineMode{entities.ABIMode},
+ Command: networkrmCommand,
+ Parent: networkCmd,
+ })
+ flags := networkrmCommand.Flags()
+ networkRmFlags(flags)
+}
+
+func networkRm(cmd *cobra.Command, args []string) error {
+ var (
+ errs utils.OutputErrors
+ )
+
+ responses, err := registry.ContainerEngine().NetworkRm(registry.Context(), args, networkRmOptions)
+ if err != nil {
+ return err
+ }
+ for _, r := range responses {
+ if r.Err == nil {
+ fmt.Println(r.Name)
+ } else {
+ errs = append(errs, r.Err)
+ }
+ }
+ return errs.PrintErrors()
+}