feat: use names for connections to the nats event bus

pkg/generators/natsnames.go

@@ -0,0 +1,38 @@
+package generators
+
+import (
+	"os"
+	"strconv"
+)
+
+type NType int
+
+const (
+	NTYPE_BUS NType = iota
+	NTYPE_KEYVALUE
+	NTYPE_REGISTRY
+)
+
+func (n NType) String() string {
+	return []string{"bus", "kv", "reg"}[n]
+}
+
+func GenerateConnectionName(service string, ntype NType) string {
+	host, err := os.Hostname()
+	if err != nil {
+		host = ""
+	}
+
+	return firstNRunes(host, 5) + ":" + strconv.Itoa(os.Getpid()) + ":" + service + ":" + ntype.String()
+}
+
+func firstNRunes(s string, n int) string {
+	i := 0
+	for j := range s {
+		if i == n {
+			return s[:j]
+		}
+		i++
+	}
+	return s
+}