decentral1se
4e205cf13e
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continuous-integration/drone/push Build is passing
See #483
64 lines
1.7 KiB
Go
64 lines
1.7 KiB
Go
package client
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import (
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"context"
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"errors"
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"time"
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"coopcloud.tech/abra/pkg/i18n"
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"coopcloud.tech/abra/pkg/log"
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"github.com/docker/docker/api/types/filters"
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"github.com/docker/docker/api/types/volume"
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"github.com/docker/docker/client"
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)
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func GetVolumes(cl *client.Client, ctx context.Context, server string, fs filters.Args) ([]*volume.Volume, error) {
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volumeListOKBody, err := cl.VolumeList(ctx, volume.ListOptions{Filters: fs})
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volumeList := volumeListOKBody.Volumes
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if err != nil {
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return volumeList, err
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}
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return volumeList, nil
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}
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func GetVolumeNames(volumes []*volume.Volume) []string {
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var volumeNames []string
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for _, vol := range volumes {
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volumeNames = append(volumeNames, vol.Name)
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}
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return volumeNames
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}
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func RemoveVolumes(cl *client.Client, ctx context.Context, volumeNames []string, force bool, retries int) error {
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for _, volName := range volumeNames {
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err := retryFunc(5, func() error {
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return cl.VolumeRemove(context.Background(), volName, force)
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})
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if err != nil {
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return errors.New(i18n.G("volume %s: %s", volName, err))
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}
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}
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return nil
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}
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// retryFunc retries the given function for the given retries. After the nth
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// retry it waits (n + 1)^2 seconds before the next retry (starting with n=0).
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// It returns an error if the function still failed after the last retry.
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func retryFunc(retries int, fn func() error) error {
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for i := 0; i < retries; i++ {
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err := fn()
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if err == nil {
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return nil
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}
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if i+1 < retries {
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sleep := time.Duration(i+1) * time.Duration(i+1)
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log.Info(i18n.G("%s: waiting %d seconds before next retry", err, sleep))
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time.Sleep(sleep * time.Second)
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}
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}
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return errors.New(i18n.G("%d retries failed", retries))
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}
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