mirror of https://github.com/docker/docs.git
89 lines
1.8 KiB
Go
89 lines
1.8 KiB
Go
package commands
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import (
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"fmt"
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"strings"
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"errors"
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"github.com/docker/machine/libmachine"
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"github.com/docker/machine/libmachine/log"
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)
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func cmdRm(c CommandLine, api libmachine.API) error {
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if len(c.Args()) == 0 {
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c.ShowHelp()
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return ErrNoMachineSpecified
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}
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log.Info(fmt.Sprintf("About to remove %s", strings.Join(c.Args(), ", ")))
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force := c.Bool("force")
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confirm := c.Bool("y")
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var errorOccured []string
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if !userConfirm(confirm, force) {
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return nil
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}
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for _, hostName := range c.Args() {
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err := removeRemoteMachine(hostName, api)
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if err != nil {
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errorOccured = collectError(fmt.Sprintf("Error removing host %q: %s", hostName, err), force, errorOccured)
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}
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if err == nil || force {
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removeErr := removeLocalMachine(hostName, api)
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if removeErr != nil {
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errorOccured = collectError(fmt.Sprintf("Can't remove \"%s\"", hostName), force, errorOccured)
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} else {
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log.Infof("Successfully removed %s", hostName)
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}
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}
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}
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if len(errorOccured) > 0 && !force {
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return errors.New(strings.Join(errorOccured, "\n"))
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}
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return nil
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}
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func userConfirm(confirm bool, force bool) bool {
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if confirm || force {
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return true
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}
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sure, err := confirmInput(fmt.Sprintf("Are you sure?"))
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if err != nil {
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return false
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}
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return sure
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}
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func removeRemoteMachine(hostName string, api libmachine.API) error {
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currentHost, loaderr := api.Load(hostName)
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if loaderr != nil {
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return loaderr
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}
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return currentHost.Driver.Remove()
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}
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func removeLocalMachine(hostName string, api libmachine.API) error {
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exist, _ := api.Exists(hostName)
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if !exist {
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return errors.New(hostName + " does not exist.")
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}
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return api.Remove(hostName)
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}
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func collectError(message string, force bool, errorOccured []string) []string {
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if force {
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log.Error(message)
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}
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return append(errorOccured, message)
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}
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