From 1c33f9ed8945914642ee77b745ad654540fb7b9d Mon Sep 17 00:00:00 2001
From: Tom Wieczorek <twieczorek@mirantis.com>
Date: Wed, 2 Oct 2024 11:32:08 +0200
Subject: [PATCH] Remove the now unused manifestsSaver

Its functionality has been inlined into the components.

Signed-off-by: Tom Wieczorek <twieczorek@mirantis.com>
---
 pkg/component/controller/calico.go      |  4 --
 pkg/component/controller/calico_test.go |  7 ---
 pkg/component/controller/manifests.go   | 59 -------------------------
 3 files changed, 70 deletions(-)
 delete mode 100644 pkg/component/controller/manifests.go

diff --git a/pkg/component/controller/calico.go b/pkg/component/controller/calico.go
index cf24088da17f..b07899abf24d 100644
--- a/pkg/component/controller/calico.go
+++ b/pkg/component/controller/calico.go
@@ -63,10 +63,6 @@ const (
 	calicoModeVXLAN calicoMode = "vxlan"
 )
 
-type manifestsSaver interface {
-	Save(dst string, content []byte) error
-}
-
 type calicoConfig struct {
 	MTU                  int
 	Mode                 calicoMode
diff --git a/pkg/component/controller/calico_test.go b/pkg/component/controller/calico_test.go
index c862f1ad647e..2a09331dbb84 100644
--- a/pkg/component/controller/calico_test.go
+++ b/pkg/component/controller/calico_test.go
@@ -30,13 +30,6 @@ import (
 	"sigs.k8s.io/yaml"
 )
 
-type inMemorySaver map[string][]byte
-
-func (i inMemorySaver) Save(dst string, content []byte) error {
-	i[dst] = content
-	return nil
-}
-
 func TestCalicoManifests(t *testing.T) {
 	newTestInstance := func(t *testing.T) *Calico {
 		k0sVars, err := config.NewCfgVars(nil, t.TempDir())
diff --git a/pkg/component/controller/manifests.go b/pkg/component/controller/manifests.go
deleted file mode 100644
index 25df418d6850..000000000000
--- a/pkg/component/controller/manifests.go
+++ /dev/null
@@ -1,59 +0,0 @@
-/*
-Copyright 2020 k0s authors
-
-Licensed under the Apache License, Version 2.0 (the "License");
-you may not use this file except in compliance with the License.
-You may obtain a copy of the License at
-
-    http://www.apache.org/licenses/LICENSE-2.0
-
-Unless required by applicable law or agreed to in writing, software
-distributed under the License is distributed on an "AS IS" BASIS,
-WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-See the License for the specific language governing permissions and
-limitations under the License.
-*/
-
-package controller
-
-import (
-	"crypto/md5"
-	"fmt"
-	"path/filepath"
-
-	"github.com/k0sproject/k0s/internal/pkg/dir"
-	"github.com/k0sproject/k0s/internal/pkg/file"
-	"github.com/k0sproject/k0s/pkg/constant"
-	"github.com/sirupsen/logrus"
-)
-
-// FsManifestsSaver saves all given manifests under the specified root dir
-type FsManifestsSaver struct {
-	dir string
-}
-
-// Save saves given manifest under the given path
-func (f FsManifestsSaver) Save(dst string, content []byte) error {
-	target := filepath.Join(f.dir, dst)
-
-	if err := file.WriteContentAtomically(target, content, constant.CertMode); err != nil {
-		return err
-	}
-
-	logrus.WithField("component", "manifest-saver").Debugf("Successfully wrote %s:%s", target, hash(content))
-	return nil
-}
-
-func hash(data []byte) string {
-	return fmt.Sprintf("%x", md5.Sum(data))
-}
-
-// NewManifestsSaver builds new filesystem manifests saver
-func NewManifestsSaver(manifest string, dataDir string) (*FsManifestsSaver, error) {
-	manifestDir := filepath.Join(dataDir, "manifests", manifest)
-	err := dir.Init(manifestDir, constant.ManifestsDirMode)
-	if err != nil {
-		return nil, err
-	}
-	return &FsManifestsSaver{dir: manifestDir}, nil
-}