fixed issue with blocking alert channel send

config/component.go

@@ -18,8 +18,8 @@ const (
 
 type ComponentConfig struct {
 	Title    string          `yaml:"title"`
-	RateMs   *int            `yaml:"rate-ms,omitempty"`
 	Position [][]int         `yaml:"position,flow"`
+	RateMs   *int            `yaml:"rate-ms,omitempty"`
 	Triggers []TriggerConfig `yaml:"triggers,omitempty"`
 	Type     ComponentType   `yaml:",omitempty"`
 }

data/consumer.go

@@ -27,8 +27,8 @@ type Command struct {
 
 func NewConsumer() *Consumer {
 	return &Consumer{
-		SampleChannel:  make(chan *Sample),
-		AlertChannel:   make(chan *Alert),
-		CommandChannel: make(chan *Command),
+		SampleChannel:  make(chan *Sample, 10),
+		AlertChannel:   make(chan *Alert, 10),
+		CommandChannel: make(chan *Command, 10),
 	}
 }

data/item.go

@@ -136,7 +136,7 @@ func (i *Item) executeInteractiveShellCmd(variables []string) (string, error) {
 	timeout := make(chan bool, 1)
 
 	go func() {
-		time.Sleep(time.Duration(i.RateMs))
+		time.Sleep(time.Duration(i.RateMs / 2))
 		timeout <- true
 	}()
 
@@ -165,9 +165,15 @@ func (i *Item) executeInteractiveShellCmd(variables []string) (string, error) {
 	}
 }
 
-func (i *Item) transformInteractiveShellCmd(value string) (string, error) {
-	// TODO use transform script, if any
-	return strings.TrimSpace(value), nil
+func (i *Item) transformInteractiveShellCmd(sample string) (string, error) {
+
+	result := sample
+
+	if i.TransformScript != nil {
+		result = result // TODO
+	}
+
+	return strings.TrimSpace(result), nil
 }
 
 func enrichEnvVariables(cmd *exec.Cmd, variables []string) {

data/trigger.go

@@ -108,6 +108,7 @@ func (t *Trigger) evaluate(sample *Sample) bool {
 		t.consumer.AlertChannel <- &Alert{
 			Title: "TRIGGER CONDITION FAILURE",
 			Text:  getErrorMessage(err),
+			Color: sample.Color,
 		}
 	}