wehub-resource-sync
101 lines
3.6 KiB
Go
101 lines
3.6 KiB
Go
// Copyright 2024 Dolthub, Inc.
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//
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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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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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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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package main
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import (
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"os"
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"path/filepath"
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"runtime"
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"github.com/cockroachdb/errors"
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)
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var benchmarkFolder BenchmarkFolderLocation // benchmarkFolder is the disk location of the benchmark folder
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// BenchmarkFolderLocation is the location of this project's root folder.
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type BenchmarkFolderLocation struct {
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path string
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}
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// GetBenchmarkFolder returns the location of the benchmark folder (scripts/mini_benchmark). This is used to find the
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// absolute position of our output files.
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func GetBenchmarkFolder() (BenchmarkFolderLocation, error) {
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_, currentFileLocation, _, ok := runtime.Caller(0)
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if !ok {
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return BenchmarkFolderLocation{}, errors.Errorf("failed to fetch the location of the current file")
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}
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benchmarkFolder = BenchmarkFolderLocation{filepath.Clean(filepath.Join(filepath.Dir(currentFileLocation),
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"../../../scripts/mini_sysbench"))}
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return benchmarkFolder, nil
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}
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// MoveRoot returns a new BenchmarkFolderLocation that defines the root at the new path. The parameter should be
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// relative to the current root.
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func (root BenchmarkFolderLocation) MoveRoot(relativePath string) BenchmarkFolderLocation {
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return BenchmarkFolderLocation{filepath.Clean(filepath.Join(root.path, relativePath))}
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}
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// GetAbsolutePath returns the absolute path of the given path, which should be relative to the project's root
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// folder.
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func (root BenchmarkFolderLocation) GetAbsolutePath(relativePath string) string {
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return filepath.ToSlash(filepath.Join(root.path, relativePath))
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}
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// Exists returns whether the file or directory at the given path (relative to the root path) exists. Returns an error
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// if the check was unable to be completed.
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func (root BenchmarkFolderLocation) Exists(relativePath string) (bool, error) {
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_, err := os.Stat(root.GetAbsolutePath(relativePath))
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if os.IsNotExist(err) {
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return false, nil
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} else if err != nil {
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return false, err
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}
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return true, nil
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}
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// ReadDir is equivalent to os.ReadDir, except that it uses the root path and the given relative path.
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func (root BenchmarkFolderLocation) ReadDir(relativePath string) ([]os.DirEntry, error) {
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return os.ReadDir(root.GetAbsolutePath(relativePath))
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}
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// ReadFile is equivalent to os.ReadFile, except that it uses the root path and the given relative path.
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func (root BenchmarkFolderLocation) ReadFile(relativePath string) ([]byte, error) {
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return os.ReadFile(root.GetAbsolutePath(relativePath))
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}
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// WriteFile is equivalent to os.WriteFile, except that it uses the root path and the given relative path.
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func (root BenchmarkFolderLocation) WriteFile(relativePath string, data []byte, perm os.FileMode) error {
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directory := filepath.ToSlash(filepath.Dir(relativePath))
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exists, err := root.Exists(directory)
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if err != nil {
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return err
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}
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if !exists {
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if err = os.MkdirAll(root.GetAbsolutePath(directory), 0644); err != nil {
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return err
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}
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}
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return os.WriteFile(root.GetAbsolutePath(relativePath), data, perm)
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}
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// init is used to load the location of the benchmark folder.
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func init() {
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var err error
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benchmarkFolder, err = GetBenchmarkFolder()
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if err != nil {
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panic(err)
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}
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}
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