Add setup func

Signed-off-by: Miek Gieben <miek@miek.nl>

plugin/torrent/setup.go

@@ -0,0 +1,58 @@
+package torrent
+
+import (
+	"path/filepath"
+
+	"github.com/coredns/coredns/core/dnsserver"
+	"github.com/coredns/coredns/plugin"
+
+	"github.com/caddyserver/caddy"
+)
+
+func init() { plugin.Register("torrent", setup) }
+
+func setup(c *caddy.Controller) error {
+	tor, err := parse(c)
+	if err != nil {
+		return plugin.Error("sign", err)
+	}
+
+	c.OnStartup(func() error {
+		// go tor.do()
+		return nil
+	})
+	c.OnShutdown(func() error {
+		close(tor.stop)
+		return nil
+	})
+
+	// Don't call AddPlugin, *sign* is not a plugin.
+	return nil
+}
+
+func parse(c *caddy.Controller) (*Torrent, error) {
+	t := &Torrent{}
+	config := dnsserver.GetConfig(c)
+
+	for c.Next() {
+		if !c.NextArg() {
+			return nil, c.ArgErr()
+		}
+		dbfile := c.Val()
+		if !filepath.IsAbs(dbfile) && config.Root != "" {
+			dbfile = filepath.Join(config.Root, dbfile)
+		}
+		t.dbfile = dbfile
+
+		for c.NextBlock() {
+			switch c.Val() {
+			case "seed":
+				t.seed = true
+			default:
+				return nil, c.Errf("unknown property '%s'", c.Val())
+			}
+		}
+	}
+
+	return t, nil
+}