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port_forward.go
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port_forward.go
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package action
import (
"errors"
"fmt"
"bunnyshell.com/cli/pkg/config"
"bunnyshell.com/cli/pkg/environment"
"bunnyshell.com/cli/pkg/interactive"
"bunnyshell.com/cli/pkg/port_forward"
"github.com/spf13/cobra"
)
var errInvalidPortMapping = errors.New("invalid port mapping")
func init() {
options := config.GetOptions()
settings := config.GetSettings()
var (
resourcePath string
podName string
)
command := &cobra.Command{
Use: "port-forward mappings...",
Aliases: []string{"pfwd"},
Short: "Starts the port forwarding for the given mappings.",
Example: "start 8080:80 3306 :9003",
ValidArgsFunction: cobra.NoFileCompletions,
Args: func(cmd *cobra.Command, portMappings []string) error {
if err := cobra.MinimumNArgs(1)(cmd, portMappings); err != nil {
return err
}
for _, portMapping := range portMappings {
if portMapping == "" || !port_forward.PortMappingExp.MatchString(portMapping) {
return fmt.Errorf("%w: %s", errInvalidPortMapping, portMapping)
}
}
return nil
},
RunE: func(cmd *cobra.Command, portMappings []string) error {
if podName == "" && config.GetSettings().NonInteractive {
return interactive.ErrNonInteractive
}
portForwardManager := port_forward.NewPortForwardManager()
portForwardManager.WithPortMappings(portMappings)
environmentResource, err := environment.NewFromWizard(&settings.Profile.Context, resourcePath)
if err != nil {
return err
}
_ = portForwardManager.
WithEnvironmentResource(environmentResource).
PrepareKubernetesClient()
if podName != "" {
portForwardManager.WithPodName(podName)
} else {
if err = portForwardManager.SelectPod(); err != nil {
return err
}
}
err = portForwardManager.Start()
if err != nil {
return err
}
_ = portForwardManager.Wait()
return nil
},
}
flags := command.Flags()
flags.AddFlag(options.ServiceComponent.GetRequiredFlag("id"))
flags.StringVarP(&resourcePath, "resource", "s", "", "The cluster resource to use (namespace/kind/name format).")
flags.StringVar(&podName, "pod", "", "The resource pod to forward ports to.")
mainCmd.AddCommand(command)
}