mirror of
https://github.com/containers/podman.git
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bd09b7aa79
Automated for .go files via gomove [1]: `gomove github.com/containers/podman/v3 github.com/containers/podman/v4` Remaining files via vgrep [2]: `vgrep github.com/containers/podman/v3` [1] https://github.com/KSubedi/gomove [2] https://github.com/vrothberg/vgrep Signed-off-by: Valentin Rothberg <rothberg@redhat.com>
114 lines
3.2 KiB
Go
114 lines
3.2 KiB
Go
package containers
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import (
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"context"
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"fmt"
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"time"
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"github.com/containers/common/pkg/completion"
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"github.com/containers/podman/v4/cmd/podman/common"
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"github.com/containers/podman/v4/cmd/podman/registry"
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"github.com/containers/podman/v4/cmd/podman/utils"
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"github.com/containers/podman/v4/cmd/podman/validate"
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"github.com/containers/podman/v4/libpod/define"
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"github.com/containers/podman/v4/pkg/domain/entities"
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"github.com/pkg/errors"
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"github.com/spf13/cobra"
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)
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var (
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waitDescription = `Block until one or more containers stop and then print their exit codes.
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`
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waitCommand = &cobra.Command{
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Use: "wait [options] CONTAINER [CONTAINER...]",
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Short: "Block on one or more containers",
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Long: waitDescription,
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RunE: wait,
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ValidArgsFunction: common.AutocompleteContainers,
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Example: `podman wait --interval 5s ctrID
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podman wait ctrID1 ctrID2`,
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}
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containerWaitCommand = &cobra.Command{
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Use: waitCommand.Use,
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Short: waitCommand.Short,
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Long: waitCommand.Long,
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RunE: waitCommand.RunE,
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ValidArgsFunction: waitCommand.ValidArgsFunction,
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Example: `podman container wait --interval 5s ctrID
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podman container wait ctrID1 ctrID2`,
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}
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)
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var (
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waitOptions = entities.WaitOptions{}
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waitCondition string
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waitInterval string
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)
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func waitFlags(cmd *cobra.Command) {
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flags := cmd.Flags()
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intervalFlagName := "interval"
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flags.StringVarP(&waitInterval, intervalFlagName, "i", "250ms", "Time Interval to wait before polling for completion")
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_ = cmd.RegisterFlagCompletionFunc(intervalFlagName, completion.AutocompleteNone)
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conditionFlagName := "condition"
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flags.StringVar(&waitCondition, conditionFlagName, "stopped", "Condition to wait on")
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_ = cmd.RegisterFlagCompletionFunc(conditionFlagName, common.AutocompleteWaitCondition)
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}
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func init() {
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registry.Commands = append(registry.Commands, registry.CliCommand{
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Command: waitCommand,
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})
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waitFlags(waitCommand)
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validate.AddLatestFlag(waitCommand, &waitOptions.Latest)
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registry.Commands = append(registry.Commands, registry.CliCommand{
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Command: containerWaitCommand,
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Parent: containerCmd,
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})
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waitFlags(containerWaitCommand)
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validate.AddLatestFlag(containerWaitCommand, &waitOptions.Latest)
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}
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func wait(cmd *cobra.Command, args []string) error {
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var (
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err error
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errs utils.OutputErrors
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)
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if waitOptions.Interval, err = time.ParseDuration(waitInterval); err != nil {
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var err1 error
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if waitOptions.Interval, err1 = time.ParseDuration(waitInterval + "ms"); err1 != nil {
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return err
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}
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}
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if !waitOptions.Latest && len(args) == 0 {
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return errors.Errorf("%q requires a name, id, or the \"--latest\" flag", cmd.CommandPath())
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}
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if waitOptions.Latest && len(args) > 0 {
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return errors.New("--latest and containers cannot be used together")
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}
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cond, err := define.StringToContainerStatus(waitCondition)
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if err != nil {
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return err
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}
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waitOptions.Condition = []define.ContainerStatus{cond}
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responses, err := registry.ContainerEngine().ContainerWait(context.Background(), args, waitOptions)
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if err != nil {
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return err
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}
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for _, r := range responses {
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if r.Error == nil {
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fmt.Println(r.ExitCode)
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} else {
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errs = append(errs, r.Error)
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}
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}
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return errs.PrintErrors()
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}
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