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Only ever run one scan at the same time

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Also use a logging library
This commit is contained in:
Joakim Hulthe
2020-11-10 20:14:43 +01:00
parent e8afa72dfb
commit 28c9f61569
9 changed files with 155 additions and 72 deletions
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27
docker.go
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@ -43,6 +43,15 @@ func (lc LabeledContainer) SplitImageParts() (*string, string, *string) {
return owner, repository, tag
}
func (lc LabeledContainer) GetName() string {
if len(lc.Container.Names) >= 0 {
// trim prefixed "/"
return lc.Container.Names[0][1:]
} else {
return lc.Container.ID[:10]
}
}
func combineImageParts(owner *string, repository string, tag *string) string {
image := repository
if owner != nil {
@ -63,15 +72,15 @@ func getLabeledContainers(cli *client.Client) []LabeledContainer {
panic(err)
}
fmt.Println("scanning running container labels")
Logger.Infof("scanning running container labels")
for _, container := range containers {
fmt.Printf("- %s %s\n", container.ID[:10], container.Image)
Logger.Debugf("checking %s %s", container.ID[:10], container.Image)
for k, v := range container.Labels {
fmt.Printf(" - \"%s\": \"%s\"\n", k, v)
Logger.Debugf(` - "%s": "%s"`, k, v)
if k == versioningModeLabel {
mode := ParseVersioningMode(v)
if mode == nil {
fmt.Printf("Failed to parse '%s' as a versioning mode\n", v)
Logger.Errorf(`Failed to parse "%s" as a versioning mode`, v)
continue
}
@ -95,7 +104,7 @@ func (lc LabeledContainer) UpdateTo(cli *client.Client, tag Tag) error {
owner, repository, _ := lc.SplitImageParts()
image := combineImageParts(owner, repository, &tag.Name)
canonicalImage := fmt.Sprintf("docker.io/%s", image)
fmt.Printf("Pulling image \"%s\"\n", canonicalImage)
Logger.Infof(`pulling image "%s"`, canonicalImage)
//containers, err := cli.ContainerList(context.Background(), types.ContainerListOptions{})
imageReader, err := cli.ImagePull(ctx, canonicalImage, types.ImagePullOptions{})
@ -132,13 +141,13 @@ func (lc LabeledContainer) UpdateTo(cli *client.Client, tag Tag) error {
hostConfig := oldContainer.HostConfig
hostConfig.VolumesFrom = []string{tmpOldName}
fmt.Printf("Renaming container %s\n", lc.Container.ID)
Logger.Infof(`renaming container %s`, lc.Container.ID)
err = cli.ContainerRename(ctx, lc.Container.ID, tmpOldName)
if err != nil {
return err
}
fmt.Printf("Creating new container\n")
Logger.Infof("creating new container")
new, err := cli.ContainerCreate(ctx, oldContainer.Config, hostConfig, &network.NetworkingConfig{
EndpointsConfig: oldContainer.NetworkSettings.Networks,
}, name)
@ -147,13 +156,13 @@ func (lc LabeledContainer) UpdateTo(cli *client.Client, tag Tag) error {
return err
}
fmt.Printf("Starting new container id: %s\n", new.ID)
Logger.Infof("starting new container id: %s", new.ID)
err = cli.ContainerStart(ctx, new.ID, types.ContainerStartOptions{})
if err != nil {
return err
}
fmt.Printf("Removing old container\n")
Logger.Infof("removing old container")
err = cli.ContainerRemove(ctx, oldContainer.ID, types.ContainerRemoveOptions{
RemoveVolumes: false,
RemoveLinks: false,