docker

func ContainerNetworkIP ¶

func ContainerNetworkIP(containerInfo container.InspectResponse, networkName string) (string, error)

ContainerNetworkInfo extracts the container's IP address

func EnsureImageUpToDate ¶

func EnsureImageUpToDate(ctx context.Context, cli *client.Client, logger *slog.Logger, imageConfig config.Image) error

func ExecInContainer ¶

func ExecInContainer(ctx context.Context, cli *client.Client, containerID string, cmd []string) (stdout, stderr string, exitCode int, err error)

ExecInContainer executes a command in a running container and returns the output.

func GetAppContainers ¶

func GetAppContainers(ctx context.Context, cli *client.Client, listAll bool, appName string) ([]container.Summary, error)

GetAppContainers returns a slice of container summaries filtered by labels.

Parameters:

• ctx: the context for the Docker API requests.
• cli: the Docker client used to interact with the Docker daemon.
• listAll: if true, the function returns all containers including stopped ones; if false, only running containers are returned.
• appName: if not empty, only containers associated with the given app name are returned.

Returns:

• A slice of container summaries.
• An error if something went wrong during the container listing.

func GetRegistryServer ¶

func GetRegistryServer(imageConfig *config.Image) string

func HealthCheckContainer ¶

func HealthCheckContainer(ctx context.Context, cli *client.Client, logger *slog.Logger, containerID string, initialWaitTime ...time.Duration) error

func LoadImageFromTar ¶

func LoadImageFromTar(ctx context.Context, cli *client.Client, tarPath string) error

func NewClient ¶

func NewClient(ctx context.Context) (*client.Client, error)

func PruneImages ¶

func PruneImages(ctx context.Context, cli *client.Client, logger *slog.Logger) (uint64, error)

PruneImages removes dangling (unused) Docker images and returns the amount of space reclaimed.

func PushImage ¶

func PushImage(ctx context.Context, cli *client.Client, imageRef string, imageConfig *config.Image) error

func RemoveContainers ¶

func RemoveContainers(ctx context.Context, cli *client.Client, logger *slog.Logger, appName, ignoreDeploymentID string) (removedIDs []string, err error)

RemoveContainers attempts to remove old containers for a given app and ignoring a specific deployment.

func RemoveImages ¶

func RemoveImages(ctx context.Context, cli *client.Client, logger *slog.Logger, appName, ignoreDeploymentID string, deploymentsToKeep int) error

RemoveImages removes extra (duplicate) image tags for a given app, keeping only the newest N tags based on the deploymentID. Running containers reference the image by digest; if an image is in use we allow removal of duplicate tags as long as at least one tag is preserved.

func StopContainers ¶

func StopContainers(ctx context.Context, cli *client.Client, logger *slog.Logger, appName, ignoreDeploymentID string) (stoppedIDs []string, err error)