forked from rook/rook
parth-gr
8e317ee074
Closes: https://github.com/rook/rook/issues/11896 Signed-off-by: parth-gr <paarora@redhat.com>
79 lines
2.3 KiB
Go
79 lines
2.3 KiB
Go
/*
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Copyright 2016 The Rook Authors. All rights reserved.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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package util
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import (
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"bytes"
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"fmt"
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"os"
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"path/filepath"
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"runtime"
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"github.com/coreos/pkg/capnslog"
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"github.com/pkg/errors"
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)
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var logger = capnslog.NewPackageLogger("github.com/rook/rook", "util")
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func WriteFile(filePath string, contentBuffer bytes.Buffer) error {
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dir := filepath.Dir(filePath)
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if err := os.MkdirAll(dir, 0744); err != nil {
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return fmt.Errorf("failed to create config file directory at %s: %+v", dir, err)
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}
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if err := os.WriteFile(filePath, contentBuffer.Bytes(), 0600); err != nil {
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return fmt.Errorf("failed to write config file to %s: %+v", filePath, err)
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}
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return nil
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}
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func WriteFileToLog(logger *capnslog.PackageLogger, path string) {
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contents, err := os.ReadFile(filepath.Clean(path))
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if err != nil {
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logger.Warningf("failed to write file %s to log: %+v", path, err)
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return
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}
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logger.Infof("Config file %s:\n%s", path, string(contents))
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}
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// PathToProjectRoot returns the path to the root of the rook repo on the current host.
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// This is primarily useful for tests.
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func PathToProjectRoot() string {
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_, path, _, _ := runtime.Caller(0) // get path to current file (<root>/pkg/util/file.go)
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util := filepath.Dir(path) // <root>/pkg/util
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pkg := filepath.Dir(util) // <root>/pkg
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root := filepath.Dir(pkg) // <root>
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return root
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}
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// CreateTempFile creates a temporary file with content passed as an argument
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func CreateTempFile(content string) (*os.File, error) {
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// Generate a temp file
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file, err := os.CreateTemp("", "")
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if err != nil {
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return nil, errors.Wrap(err, "failed to generate temp file")
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}
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// Write content into file
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err = os.WriteFile(file.Name(), []byte(content), 0400)
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if err != nil {
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return nil, errors.Wrap(err, "failed to write content into file")
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}
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return file, nil
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}
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