105 lines
2.1 KiB
Go
105 lines
2.1 KiB
Go
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/*
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Copyright 2023 The Kubernetes Authors.
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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 main
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import (
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"fmt"
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"io"
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"os"
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"path/filepath"
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)
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func main() {
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// Enable error handling for all operations
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err := run()
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if err != nil {
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fmt.Fprintf(os.Stderr, "Error: %v\n", err)
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os.Exit(1)
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}
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}
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func run() error {
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// Create the target directory if it doesn't exist
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targetDir := "/modules_mount/etc/nginx/modules/otel"
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err := os.MkdirAll(targetDir, os.ModePerm)
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if err != nil {
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return fmt.Errorf("failed to create target directory: %w", err)
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}
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// Copy files from source directory to target directory
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sourceDir := "/etc/nginx/modules/"
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err = filepath.Walk(sourceDir, func(path string, info os.FileInfo, err error) error {
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if err != nil {
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return err
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}
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// Skip directories
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if info.IsDir() {
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return nil
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}
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// Calculate the destination path
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relPath, err := filepath.Rel(sourceDir, path)
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if err != nil {
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return err
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}
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destPath := filepath.Join(targetDir, relPath)
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// Create the destination directory if it doesn't exist
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destDir := filepath.Dir(destPath)
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err = os.MkdirAll(destDir, os.ModePerm)
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if err != nil {
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return err
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}
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// Copy the file
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err = copyFile(path, destPath)
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if err != nil {
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return err
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}
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return nil
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})
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if err != nil {
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return fmt.Errorf("failed to copy files: %w", err)
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}
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return nil
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}
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func copyFile(sourcePath, destPath string) error {
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sourceFile, err := os.Open(sourcePath)
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if err != nil {
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return err
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}
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defer sourceFile.Close()
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destFile, err := os.Create(destPath)
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if err != nil {
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return err
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}
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defer destFile.Close()
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_, err = io.Copy(destFile, sourceFile)
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if err != nil {
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return err
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}
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return nil
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}
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