Files
cdoern d28e85741f InfraContainer Rework
InfraContainer should go through the same creation process as regular containers. This change was from the cmd level
down, involving new container CLI opts and specgen creating functions. What now happens is that both container and pod
cli options are populated in cmd and used to create a podSpecgen and a containerSpecgen. The process then goes as follows

FillOutSpecGen (infra) -> MapSpec (podOpts -> infraOpts) -> PodCreate -> MakePod -> createPodOptions -> NewPod -> CompleteSpec (infra) -> MakeContainer -> NewContainer -> newContainer -> AddInfra (to pod state)

Signed-off-by: cdoern <cdoern@redhat.com>
2021-08-26 16:05:16 -04:00

90 lines
2.4 KiB
Go

package network
import (
"bufio"
"fmt"
"os"
"strings"
"github.com/containers/podman/v3/cmd/podman/common"
"github.com/containers/podman/v3/cmd/podman/registry"
"github.com/containers/podman/v3/cmd/podman/utils"
"github.com/containers/podman/v3/cmd/podman/validate"
"github.com/containers/podman/v3/pkg/domain/entities"
"github.com/containers/podman/v3/pkg/specgenutil"
"github.com/spf13/cobra"
"github.com/spf13/pflag"
)
var (
networkPruneDescription = `Prune unused networks`
networkPruneCommand = &cobra.Command{
Use: "prune [options]",
Short: "network prune",
Long: networkPruneDescription,
RunE: networkPrune,
Example: `podman network prune`,
Args: validate.NoArgs,
ValidArgsFunction: common.AutocompleteNetworks,
}
)
var (
networkPruneOptions entities.NetworkPruneOptions
force bool
filter = []string{}
)
func networkPruneFlags(cmd *cobra.Command, flags *pflag.FlagSet) {
flags.BoolVarP(&force, "force", "f", false, "do not prompt for confirmation")
filterFlagName := "filter"
flags.StringArrayVar(&filter, filterFlagName, []string{}, "Provide filter values (e.g. 'label=<key>=<value>')")
_ = cmd.RegisterFlagCompletionFunc(filterFlagName, common.AutocompletePruneFilters)
}
func init() {
registry.Commands = append(registry.Commands, registry.CliCommand{
Command: networkPruneCommand,
Parent: networkCmd,
})
flags := networkPruneCommand.Flags()
networkPruneFlags(networkPruneCommand, flags)
}
func networkPrune(cmd *cobra.Command, _ []string) error {
var (
errs utils.OutputErrors
err error
)
if !force {
reader := bufio.NewReader(os.Stdin)
fmt.Println("WARNING! This will remove all networks not used by at least one container.")
fmt.Print("Are you sure you want to continue? [y/N] ")
answer, err := reader.ReadString('\n')
if err != nil {
return err
}
if strings.ToLower(answer)[0] != 'y' {
return nil
}
}
networkPruneOptions.Filters, err = specgenutil.ParseFilters(filter)
if err != nil {
return err
}
responses, err := registry.ContainerEngine().NetworkPrune(registry.Context(), networkPruneOptions)
if err != nil {
setExitCode(err)
return err
}
for _, r := range responses {
if r.Error == nil {
fmt.Println(r.Name)
} else {
setExitCode(r.Error)
errs = append(errs, r.Error)
}
}
return errs.PrintErrors()
}