From 8408b6b46fad6f58a8713d34727f282f44c8e0e3 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?nils=20m=C3=A5s=C3=A9n?= <nils@piksel.se>
Date: Sat, 17 Sep 2022 12:34:02 +0200
Subject: [PATCH] fix lint suggestions

---
 cmd/notify-upgrade.go      | 9 +++++----
 pkg/container/cgroup_id.go | 1 +
 pkg/container/container.go | 1 +
 3 files changed, 7 insertions(+), 4 deletions(-)

diff --git a/cmd/notify-upgrade.go b/cmd/notify-upgrade.go
index 8b4c088..9974e6a 100644
--- a/cmd/notify-upgrade.go
+++ b/cmd/notify-upgrade.go
@@ -1,3 +1,4 @@
+// cmd contains the watchtower (sub-)commands
 package cmd
 
 import (
@@ -16,7 +17,7 @@ import (
 
 var notifyUpgradeCommand = NewNotifyUpgradeCommand()
 
-// NewRootCommand creates the notify upgrade command for watchtower
+// NewNotifyUpgradeCommand creates the notify upgrade command for watchtower
 func NewNotifyUpgradeCommand() *cobra.Command {
 	return &cobra.Command{
 		Use:   "notify-upgrade",
@@ -63,14 +64,14 @@ func runNotifyUpgradeE(cmd *cobra.Command, _ []string) error {
 	tryOrLog(outFile.Sync(), "Failed to sync output file")
 	tryOrLog(outFile.Close(), "Failed to close output file")
 
-	containerId := "<CONTAINER>"
+	containerID := "<CONTAINER>"
 	cid, err := container.GetRunningContainerID()
 	tryOrLog(err, "Failed to get running container ID")
 	if cid != "" {
-		containerId = cid.ShortID()
+		containerID = cid.ShortID()
 	}
 	logf("To get the environment file, use:")
-	logf("cp %v:%v ./watchtower-notifications.env", containerId, outFile.Name())
+	logf("cp %v:%v ./watchtower-notifications.env", containerID, outFile.Name())
 	logf("")
 	logf("Note: This file will be removed in 5 minutes or when this container is stopped!")
 
diff --git a/pkg/container/cgroup_id.go b/pkg/container/cgroup_id.go
index 999026f..b5335bf 100644
--- a/pkg/container/cgroup_id.go
+++ b/pkg/container/cgroup_id.go
@@ -10,6 +10,7 @@ import (
 
 var dockerContainerPattern = regexp.MustCompile(`[0-9]+:.*:/docker/([a-f|0-9]{64})`)
 
+// GetRunningContainerID tries to resolve the current container ID from the current process cgroup information
 func GetRunningContainerID() (cid types.ContainerID, err error) {
 	file, err := os.ReadFile(fmt.Sprintf("/proc/%d/cgroup", os.Getpid()))
 	if err != nil {
diff --git a/pkg/container/container.go b/pkg/container/container.go
index 82ae205..00b55cf 100644
--- a/pkg/container/container.go
+++ b/pkg/container/container.go
@@ -1,3 +1,4 @@
+// container package contains code related to dealing with docker containers
 package container
 
 import (