third_party/go/patches/coredns-remove-unused-plugins.patch

From e2134787f676554c0eee7d48d405a5e680ceed8b Mon Sep 17 00:00:00 2001
From: Lorenz Brun <lorenz@monogon.tech>
Date: Wed, 16 Mar 2022 13:39:39 +0100
Subject: [PATCH] Remove unused plugins

---
 core/dnsserver/zdirectives.go | 7 -------
 core/plugin/zplugin.go        | 7 -------
 plugin.cfg                    | 7 -------
 plugin/kubernetes/setup.go    | 2 +-
 4 files changed, 1 insertion(+), 22 deletions(-)

diff --git a/core/dnsserver/zdirectives.go b/core/dnsserver/zdirectives.go
index 6d713758..8d46a0a2 100644
--- a/core/dnsserver/zdirectives.go
+++ b/core/dnsserver/zdirectives.go
@@ -11,7 +11,6 @@ package dnsserver
 // care what plugin above them are doing.
 var Directives = []string{
 	"metadata",
-	"geoip",
 	"cancel",
 	"tls",
 	"timeouts",
@@ -21,14 +20,12 @@ var Directives = []string{
 	"root",
 	"bind",
 	"debug",
-	"trace",
 	"ready",
 	"health",
 	"pprof",
 	"prometheus",
 	"errors",
 	"log",
-	"dnstap",
 	"local",
 	"dns64",
 	"acl",
@@ -45,15 +42,11 @@ var Directives = []string{
 	"template",
 	"transfer",
 	"hosts",
-	"route53",
-	"azure",
-	"clouddns",
 	"k8s_external",
 	"kubernetes",
 	"file",
 	"auto",
 	"secondary",
-	"etcd",
 	"loop",
 	"forward",
 	"grpc",
diff --git a/core/plugin/zplugin.go b/core/plugin/zplugin.go
index b97cd85c..67c7ecbc 100644
--- a/core/plugin/zplugin.go
+++ b/core/plugin/zplugin.go
@@ -9,23 +9,18 @@ import (
 	_ "github.com/coredns/coredns/plugin/any"
 	_ "github.com/coredns/coredns/plugin/auto"
 	_ "github.com/coredns/coredns/plugin/autopath"
-	_ "github.com/coredns/coredns/plugin/azure"
 	_ "github.com/coredns/coredns/plugin/bind"
 	_ "github.com/coredns/coredns/plugin/bufsize"
 	_ "github.com/coredns/coredns/plugin/cache"
 	_ "github.com/coredns/coredns/plugin/cancel"
 	_ "github.com/coredns/coredns/plugin/chaos"
-	_ "github.com/coredns/coredns/plugin/clouddns"
 	_ "github.com/coredns/coredns/plugin/debug"
 	_ "github.com/coredns/coredns/plugin/dns64"
 	_ "github.com/coredns/coredns/plugin/dnssec"
-	_ "github.com/coredns/coredns/plugin/dnstap"
 	_ "github.com/coredns/coredns/plugin/erratic"
 	_ "github.com/coredns/coredns/plugin/errors"
-	_ "github.com/coredns/coredns/plugin/etcd"
 	_ "github.com/coredns/coredns/plugin/file"
 	_ "github.com/coredns/coredns/plugin/forward"
-	_ "github.com/coredns/coredns/plugin/geoip"
 	_ "github.com/coredns/coredns/plugin/grpc"
 	_ "github.com/coredns/coredns/plugin/header"
 	_ "github.com/coredns/coredns/plugin/health"
@@ -45,13 +40,11 @@ import (
 	_ "github.com/coredns/coredns/plugin/reload"
 	_ "github.com/coredns/coredns/plugin/rewrite"
 	_ "github.com/coredns/coredns/plugin/root"
-	_ "github.com/coredns/coredns/plugin/route53"
 	_ "github.com/coredns/coredns/plugin/secondary"
 	_ "github.com/coredns/coredns/plugin/sign"
 	_ "github.com/coredns/coredns/plugin/template"
 	_ "github.com/coredns/coredns/plugin/timeouts"
 	_ "github.com/coredns/coredns/plugin/tls"
-	_ "github.com/coredns/coredns/plugin/trace"
 	_ "github.com/coredns/coredns/plugin/transfer"
 	_ "github.com/coredns/coredns/plugin/tsig"
 	_ "github.com/coredns/coredns/plugin/view"
diff --git a/plugin.cfg b/plugin.cfg
index 407a668e..0429f5ee 100644
--- a/plugin.cfg
+++ b/plugin.cfg
@@ -20,7 +20,6 @@
 # log:log

 metadata:metadata
-geoip:geoip
 cancel:cancel
 tls:tls
 timeouts:timeouts
@@ -30,14 +29,12 @@ bufsize:bufsize
 root:root
 bind:bind
 debug:debug
-trace:trace
 ready:ready
 health:health
 pprof:pprof
 prometheus:metrics
 errors:errors
 log:log
-dnstap:dnstap
 local:local
 dns64:dns64
 acl:acl
@@ -54,15 +51,11 @@ minimal:minimal
 template:template
 transfer:transfer
 hosts:hosts
-route53:route53
-azure:azure
-clouddns:clouddns
 k8s_external:k8s_external
 kubernetes:kubernetes
 file:file
 auto:auto
 secondary:secondary
-etcd:etcd
 loop:loop
 forward:forward
 grpc:grpc
diff --git a/plugin/kubernetes/setup.go b/plugin/kubernetes/setup.go
index 0b988a9a..a07a1194 100644
--- a/plugin/kubernetes/setup.go
+++ b/plugin/kubernetes/setup.go
@@ -8,6 +8,7 @@ import (
 	"strings"

 	"github.com/coredns/caddy"
+
 	"github.com/coredns/coredns/core/dnsserver"
 	"github.com/coredns/coredns/plugin"
 	"github.com/coredns/coredns/plugin/pkg/dnsutil"
@@ -17,7 +18,6 @@ import (
 	"github.com/go-logr/logr"
 	"github.com/miekg/dns"
 	meta "k8s.io/apimachinery/pkg/apis/meta/v1"
-	_ "k8s.io/client-go/plugin/pkg/client/auth/oidc" // pull this in here, because we want it excluded if plugin.cfg doesn't have k8s
 	"k8s.io/client-go/tools/clientcmd"
 	"k8s.io/klog/v2"
 )
--
2.41.0