move upstream project (https://github.com/itsxaos/stub) into subdir

stub.go

@@ -1,47 +0,0 @@
-package stub
-
-import (
-	"strconv"
-
-	"github.com/caddyserver/caddy/v2"
-	"github.com/caddyserver/caddy/v2/caddyconfig/httpcaddyfile"
-	"github.com/libdns/libdns"
-	"github.com/miekg/dns"
-)
-
-// An in-process request to create or delete a DNS record
-type request struct {
-	append    bool
-	zone      string
-	records   []dns.RR
-	responder chan error
-}
-
-func init() {
-	caddy.RegisterModule(App{})
-	caddy.RegisterModule(Provider{})
-
-	httpcaddyfile.RegisterGlobalOption("dns", parseApp)
-}
-
-func record_to_rr(zone string, record libdns.Record) (dns.RR, error) {
-	maybe_priority := ""
-	if record.Priority != 0 {
-		maybe_priority += strconv.FormatInt(int64(record.Priority), 10)
-		maybe_priority += " "
-	}
-	//TODO: consider fixing this with dns.StringToType & dns.TypeToRR
-	// Problem is putting the value in, since it will be a different field
-	// for every type.
-	// Also, will probably require parsing the value anyway (e.g. to net.IP)
-	//TODO: does the value need to be escaped?!
-	return dns.NewRR(
-		dns.Fqdn(record.Name+"."+zone) +
-			" " +
-			strconv.FormatInt(int64(record.TTL.Seconds()), 10) +
-			" IN " +
-			record.Type +
-			" " +
-			maybe_priority +
-			record.Value)
-}