1 files changed, 0 insertions, 147 deletions
diff --git a/middleware/reverse/setup.go b/middleware/reverse/setup.go
deleted file mode 100644
index 8d8cc6548..000000000
--- a/middleware/reverse/setup.go
+++ /dev/null
@@ -1,147 +0,0 @@
-package reverse
-
-import (
-	"net"
-	"regexp"
-	"sort"
-	"strconv"
-	"strings"
-
-	"github.com/coredns/coredns/core/dnsserver"
-	"github.com/coredns/coredns/middleware"
-
-	"github.com/mholt/caddy"
-)
-
-func init() {
-	caddy.RegisterPlugin("reverse", caddy.Plugin{
-		ServerType: "dns",
-		Action:     setupReverse,
-	})
-}
-
-func setupReverse(c *caddy.Controller) error {
-	networks, fallThrough, err := reverseParse(c)
-	if err != nil {
-		return middleware.Error("reverse", err)
-	}
-
-	dnsserver.GetConfig(c).AddMiddleware(func(next middleware.Handler) middleware.Handler {
-		return Reverse{Next: next, Networks: networks, Fallthrough: fallThrough}
-	})
-
-	return nil
-}
-
-func reverseParse(c *caddy.Controller) (nets networks, fall bool, err error) {
-	zones := make([]string, len(c.ServerBlockKeys))
-	wildcard := false
-
-	// We copy from the serverblock, these contains Hosts.
-	for i, str := range c.ServerBlockKeys {
-		zones[i] = middleware.Host(str).Normalize()
-	}
-
-	for c.Next() {
-		var cidrs []*net.IPNet
-
-		// parse all networks
-		for _, cidr := range c.RemainingArgs() {
-			if cidr == "{" {
-				break
-			}
-			_, ipnet, err := net.ParseCIDR(cidr)
-			if err != nil {
-				return nil, false, c.Errf("network needs to be CIDR formatted: %q\n", cidr)
-			}
-			cidrs = append(cidrs, ipnet)
-		}
-		if len(cidrs) == 0 {
-			return nil, false, c.ArgErr()
-		}
-
-		// set defaults
-		var (
-			template = "ip-" + templateNameIP + ".{zone[1]}"
-			ttl      = 60
-		)
-		for c.NextBlock() {
-			switch c.Val() {
-			case "hostname":
-				if !c.NextArg() {
-					return nil, false, c.ArgErr()
-				}
-				template = c.Val()
-
-			case "ttl":
-				if !c.NextArg() {
-					return nil, false, c.ArgErr()
-				}
-				ttl, err = strconv.Atoi(c.Val())
-				if err != nil {
-					return nil, false, err
-				}
-
-			case "wildcard":
-				wildcard = true
-
-			case "fallthrough":
-				fall = true
-
-			default:
-				return nil, false, c.ArgErr()
-			}
-		}
-
-		// prepare template
-		// replace {zone[index]} by the listen zone/domain of this config block
-		for i, zone := range zones {
-			// TODO: we should be smarter about actually replacing this. This works, but silently allows "zone[-1]"
-			// for instance.
-			template = strings.Replace(template, "{zone["+strconv.Itoa(i+1)+"]}", zone, 1)
-		}
-		if !strings.HasSuffix(template, ".") {
-			template += "."
-		}
-
-		// extract zone from template
-		templateZone := strings.SplitAfterN(template, ".", 2)
-		if len(templateZone) != 2 || templateZone[1] == "" {
-			return nil, false, c.Errf("cannot find domain in template '%v'", template)
-		}
-
-		// Create for each configured network in this stanza
-		for _, ipnet := range cidrs {
-			// precompile regex for hostname to ip matching
-			regexIP := regexMatchV4
-			if ipnet.IP.To4() == nil {
-				regexIP = regexMatchV6
-			}
-			prefix := "^"
-			if wildcard {
-				prefix += ".*"
-			}
-			regex, err := regexp.Compile(
-				prefix + strings.Replace( // inject ip regex into template
-					regexp.QuoteMeta(template), // escape dots
-					regexp.QuoteMeta(templateNameIP),
-					regexIP,
-					1) + "$")
-			if err != nil {
-				return nil, false, err
-			}
-
-			nets = append(nets, network{
-				IPnet:        ipnet,
-				Zone:         templateZone[1],
-				Template:     template,
-				RegexMatchIP: regex,
-				TTL:          uint32(ttl),
-			})
-		}
-	}
-
-	// sort by cidr
-	sort.Sort(nets)
-	return nets, fall, nil
-}