stop.go

package cmd

import (
	"fmt"
	"log"

	"github.com/microcks/microcks-cli/pkg/config"
	"github.com/microcks/microcks-cli/pkg/connectors"
	"github.com/microcks/microcks-cli/pkg/errors"
	"github.com/spf13/cobra"
)

func NewStopCommand(globalClientOpts *connectors.ClientOptions) *cobra.Command {
	var name string

	var stopCmd = &cobra.Command{
		Use:   "stop",
		Short: "stop microcks instance",
		Long:  "stop microcks instance",
		Example: `# Stop the instance from the current context
microcks stop

# Stop by context name or instance name
microcks stop --name myinstance`,
		Run: func(cmd *cobra.Command, args []string) {

			configFile := globalClientOpts.ConfigPath
			localConfig, err := config.ReadLocalConfig(configFile)
			errors.CheckError(err)

			if localConfig == nil {
				fmt.Println("Config not found, nothing to stop")
				return
			}

			var ctx *config.Context
			if name != "" {
				ctx, err = resolveStopTarget(name, localConfig)
			} else {
				ctx, err = localConfig.ResolveContext("")
			}
			errors.CheckError(err)
			instance := ctx.Instance

			if instance.Name == "" {
				fmt.Println("No instance is associated with this context")
				return
			}

			containerClient, err := connectors.NewContainerClient(instance.Driver)
			errors.CheckError(err)
			defer containerClient.CloseClient()

			err = containerClient.StopContainer(instance.ContainerID)
			if err != nil {
				log.Fatalf("Failed to stop a container: %v", err)
				return
			}
			fmt.Println("")
			log.Printf("Instance %s stopped successfully", instance.Name)

			// update configs

			if instance.AutoRemove {
				_, ok := localConfig.RemoveContext(ctx.Name)
				if !ok {
					log.Fatalf("Context %s does not exist", ctx.Name)
					return
				}
				_ = localConfig.RemoveServer(ctx.Server.Server)
				_ = localConfig.RemoveUser(ctx.User.Name)
				_ = localConfig.RemoveAuth(ctx.Server.Server)
				_ = localConfig.RemoveInstance(instance.Name)

				localConfig.CurrentContext = ""
				log.Printf("Instance %s removed successfully", instance.Name)
			} else {
				instance.Status = "Exited"
				localConfig.UpsertInstance(instance)
				log.Printf("Instance %s status updated to Exited", instance.Name)
			}
			err = config.WriteLocalConfig(*localConfig, configFile)
			errors.CheckError(err)
		},
	}

	stopCmd.Flags().StringVar(&name, "name", "", "Name of the context or instance to stop (uses current context if empty)")

	return stopCmd
}

// resolveStopTarget resolves a stop target by name.
// Context name is checked first because it is the explicit user-assigned
// identifier. Instance name is a secondary label (from start --name) —
// used as fallback when no context with the given name exists.
func resolveStopTarget(name string, cfg *config.LocalConfig) (*config.Context, error) {
	ctx, err := cfg.ResolveContext(name)
	if err == nil {
		return ctx, nil
	}
	for i := range cfg.Contexts {
		if cfg.Contexts[i].Instance == name {
			return cfg.ResolveContext(cfg.Contexts[i].Name)
		}
	}
	return nil, fmt.Errorf("no context found for '%s'", name)
}