| cloud.google.com/go/compute/metadata | Package metadata provides access to Google Compute Engine (GCE) metadata and API service accounts. |
| cloud.google.com/go/logging | Package logging contains a Cloud Logging client suitable for writing logs. |
| context | Package context defines the Context type, which carries deadlines, cancellation signals, and other request-scoped values across API boundaries and between processes. |
| fmt | Package fmt implements formatted I/O with functions analogous to C's printf and scanf. |
| github.com/containerd/log | Package log provides types and functions related to logging, passing loggers through a context, and attaching context to the logger. |
| github.com/docker/docker/daemon/logger | Package logger defines interfaces that logger drivers implement to log messages. |
| google.golang.org/genproto/googleapis/api/monitoredres | |
| sync | Package sync provides basic synchronization primitives such as mutual exclusion locks. |
| sync/atomic | Package atomic provides low-level atomic memory primitives useful for implementing synchronization algorithms. |
| time | Package time provides functionality for measuring and displaying time. |