feat: publish standalone worker

Separate worker packaging and service lifecycle from the control plane.

internal/netaddr/macaddr_test.go

@@ -0,0 +1,64 @@
+package netaddr
+
+import (
+	"bytes"
+	"net"
+	"testing"
+
+	_ "github.com/lib/pq"
+)
+
+func TestMacaddr(t *testing.T) {
+	db := openTestConn(t)
+	defer db.Close()
+
+	macaddr := Macaddr{}
+
+	// Test scanning NULL values
+	err := db.QueryRow("SELECT NULL::macaddr").Scan(&macaddr)
+	if err != nil {
+		t.Fatal(err)
+	}
+	if macaddr.Valid {
+		t.Fatalf("expected null result")
+	}
+
+	// Test setting NULL values
+	err = db.QueryRow("SELECT $1::macaddr", macaddr).Scan(&macaddr)
+	if err != nil {
+		t.Fatalf("re-query null value failed: %s", err.Error())
+	}
+	if macaddr.Valid {
+		t.Fatalf("expected null result")
+	}
+
+	// test encoding in query params, then decoding during Scan
+	testBidirectional := func(m Macaddr, label string) {
+		err = db.QueryRow("SELECT $1::macaddr", m).Scan(&macaddr)
+		if err != nil {
+			t.Fatalf("re-query %s macaddr failed: %s", label, err.Error())
+		}
+		if !macaddr.Valid {
+			t.Fatalf("expected non-null value, got null for %s", label)
+		}
+		if !bytes.Equal(m.Macaddr, macaddr.Macaddr) {
+			t.Fatalf("expected MAC addresses to match, but did not for %s", label)
+		}
+	}
+
+	simpleMac := Macaddr{Macaddr: net.HardwareAddr{1, 0x23, 0x45, 0x67, 0x89, 0xab}, Valid: true}
+	testBidirectional(simpleMac, "Simple MAC Address")
+
+	// Bad argument
+	macaddr = Macaddr{}
+	err = macaddr.Scan(456)
+	if err == nil {
+		t.Fatal("Expected error for non-byte[] argument to Scan")
+	}
+
+	macaddr = Macaddr{}
+	err = macaddr.Scan([]byte(""))
+	if err == nil {
+		t.Fatalf("Expected error for invalid Macaddr")
+	}
+}