forked from toolshed/abra
71 lines
2.1 KiB
Go
71 lines
2.1 KiB
Go
package container
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import (
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"context"
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"fmt"
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"strings"
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"coopcloud.tech/abra/pkg/formatter"
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"github.com/AlecAivazis/survey/v2"
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"github.com/docker/docker/api/types"
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"github.com/docker/docker/api/types/filters"
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"github.com/docker/docker/client"
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"github.com/sirupsen/logrus"
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)
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// GetContainer retrieves a container. If noInput is false and the retrievd
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// count of containers does not match 1, then a prompt is presented to let the
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// user choose. A count of 0 is handled gracefully.
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func GetContainer(c context.Context, cl *client.Client, filters filters.Args, noInput bool) (types.Container, error) {
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containerOpts := types.ContainerListOptions{Filters: filters}
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containers, err := cl.ContainerList(c, containerOpts)
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if err != nil {
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return types.Container{}, err
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}
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if len(containers) == 0 {
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filter := filters.Get("name")[0]
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return types.Container{}, fmt.Errorf("no containers matching the %v filter found?", filter)
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}
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if len(containers) != 1 {
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var containersRaw []string
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for _, container := range containers {
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containerName := strings.Join(container.Names, " ")
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trimmed := strings.TrimPrefix(containerName, "/")
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created := formatter.HumanDuration(container.Created)
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containersRaw = append(containersRaw, fmt.Sprintf("%s (created %v)", trimmed, created))
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}
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if noInput {
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err := fmt.Errorf("expected 1 container but found %v: %s", len(containers), strings.Join(containersRaw, " "))
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return types.Container{}, err
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}
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logrus.Warnf("ambiguous container list received, prompting for input")
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var response string
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prompt := &survey.Select{
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Message: "which container are you looking for?",
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Options: containersRaw,
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}
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if err := survey.AskOne(prompt, &response); err != nil {
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return types.Container{}, err
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}
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chosenContainer := strings.TrimSpace(strings.Split(response, " ")[0])
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for _, container := range containers {
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containerName := strings.TrimSpace(strings.Join(container.Names, " "))
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trimmed := strings.TrimPrefix(containerName, "/")
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if trimmed == chosenContainer {
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return container, nil
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}
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}
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logrus.Panic("failed to match chosen container")
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}
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return containers[0], nil
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}
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