feat(filters): Add a flag/env to explicitly exclude containers by name

Resolves #1566

cmd/root.go

@@ -29,18 +29,19 @@ import (
 )
 
 var (
-	client          container.Client
-	scheduleSpec    string
-	cleanup         bool
-	noRestart       bool
-	monitorOnly     bool
-	enableLabel     bool
-	notifier        t.Notifier
-	timeout         time.Duration
-	lifecycleHooks  bool
-	rollingRestart  bool
-	scope           string
-	labelPrecedence bool
+	client            container.Client
+	scheduleSpec      string
+	cleanup           bool
+	noRestart         bool
+	monitorOnly       bool
+	enableLabel       bool
+	disableContainers []string
+	notifier          t.Notifier
+	timeout           time.Duration
+	lifecycleHooks    bool
+	rollingRestart    bool
+	scope             string
+	labelPrecedence   bool
 )
 
 var rootCmd = NewRootCommand()
@@ -93,6 +94,7 @@ func PreRun(cmd *cobra.Command, _ []string) {
 	}
 
 	enableLabel, _ = f.GetBool("label-enable")
+	disableContainers, _ = f.GetStringSlice("disable-containers")
 	lifecycleHooks, _ = f.GetBool("enable-lifecycle-hooks")
 	rollingRestart, _ = f.GetBool("rolling-restart")
 	scope, _ = f.GetString("scope")
@@ -134,7 +136,7 @@ func PreRun(cmd *cobra.Command, _ []string) {
 
 // Run is the main execution flow of the command
 func Run(c *cobra.Command, names []string) {
-	filter, filterDesc := filters.BuildFilter(names, enableLabel, scope)
+	filter, filterDesc := filters.BuildFilter(names, disableContainers, enableLabel, scope)
 	runOnce, _ := c.PersistentFlags().GetBool("run-once")
 	enableUpdateAPI, _ := c.PersistentFlags().GetBool("http-api-update")
 	enableMetricsAPI, _ := c.PersistentFlags().GetBool("http-api-metrics")