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https://codeberg.org/forgejo/forgejo.git
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c355728a6f
As title, remove unnecessary code.
169 lines
4.9 KiB
Go
169 lines
4.9 KiB
Go
// Copyright 2023 The Gitea Authors. All rights reserved.
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// SPDX-License-Identifier: MIT
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package setting
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import (
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"fmt"
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"os"
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"path/filepath"
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"strings"
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"code.gitea.io/gitea/modules/log"
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"code.gitea.io/gitea/modules/util"
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ini "gopkg.in/ini.v1"
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)
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type ConfigSection interface {
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Name() string
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MapTo(interface{}) error
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HasKey(key string) bool
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NewKey(name, value string) (*ini.Key, error)
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Key(key string) *ini.Key
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Keys() []*ini.Key
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ChildSections() []*ini.Section
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}
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// ConfigProvider represents a config provider
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type ConfigProvider interface {
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Section(section string) ConfigSection
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NewSection(name string) (ConfigSection, error)
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GetSection(name string) (ConfigSection, error)
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Save() error
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}
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type iniFileConfigProvider struct {
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opts *Options
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*ini.File
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newFile bool // whether the file has not existed previously
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}
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// NewConfigProviderFromData this function is only for testing
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func NewConfigProviderFromData(configContent string) (ConfigProvider, error) {
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var cfg *ini.File
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var err error
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if configContent == "" {
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cfg = ini.Empty()
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} else {
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cfg, err = ini.Load(strings.NewReader(configContent))
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if err != nil {
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return nil, err
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}
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}
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cfg.NameMapper = ini.SnackCase
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return &iniFileConfigProvider{
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File: cfg,
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newFile: true,
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}, nil
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}
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type Options struct {
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CustomConf string // the ini file path
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AllowEmpty bool // whether not finding configuration files is allowed (only true for the tests)
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ExtraConfig string
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DisableLoadCommonSettings bool
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}
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// newConfigProviderFromFile load configuration from file.
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// NOTE: do not print any log except error.
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func newConfigProviderFromFile(opts *Options) (*iniFileConfigProvider, error) {
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cfg := ini.Empty()
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newFile := true
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if opts.CustomConf != "" {
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isFile, err := util.IsFile(opts.CustomConf)
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if err != nil {
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return nil, fmt.Errorf("unable to check if %s is a file. Error: %v", opts.CustomConf, err)
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}
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if isFile {
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if err := cfg.Append(opts.CustomConf); err != nil {
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return nil, fmt.Errorf("failed to load custom conf '%s': %v", opts.CustomConf, err)
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}
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newFile = false
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}
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}
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if newFile && !opts.AllowEmpty {
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return nil, fmt.Errorf("unable to find configuration file: %q, please ensure you are running in the correct environment or set the correct configuration file with -c", CustomConf)
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}
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if opts.ExtraConfig != "" {
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if err := cfg.Append([]byte(opts.ExtraConfig)); err != nil {
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return nil, fmt.Errorf("unable to append more config: %v", err)
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}
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}
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cfg.NameMapper = ini.SnackCase
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return &iniFileConfigProvider{
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opts: opts,
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File: cfg,
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newFile: newFile,
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}, nil
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}
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func (p *iniFileConfigProvider) Section(section string) ConfigSection {
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return p.File.Section(section)
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}
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func (p *iniFileConfigProvider) NewSection(name string) (ConfigSection, error) {
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return p.File.NewSection(name)
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}
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func (p *iniFileConfigProvider) GetSection(name string) (ConfigSection, error) {
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return p.File.GetSection(name)
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}
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// Save save the content into file
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func (p *iniFileConfigProvider) Save() error {
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if p.opts.CustomConf == "" {
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if !p.opts.AllowEmpty {
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return fmt.Errorf("custom config path must not be empty")
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}
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return nil
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}
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if p.newFile {
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if err := os.MkdirAll(filepath.Dir(CustomConf), os.ModePerm); err != nil {
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return fmt.Errorf("failed to create '%s': %v", CustomConf, err)
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}
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}
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if err := p.SaveTo(p.opts.CustomConf); err != nil {
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return fmt.Errorf("failed to save '%s': %v", p.opts.CustomConf, err)
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}
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// Change permissions to be more restrictive
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fi, err := os.Stat(CustomConf)
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if err != nil {
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return fmt.Errorf("failed to determine current conf file permissions: %v", err)
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}
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if fi.Mode().Perm() > 0o600 {
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if err = os.Chmod(CustomConf, 0o600); err != nil {
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log.Warn("Failed changing conf file permissions to -rw-------. Consider changing them manually.")
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}
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}
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return nil
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}
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// a file is an implementation ConfigProvider and other implementations are possible, i.e. from docker, k8s, …
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var _ ConfigProvider = &iniFileConfigProvider{}
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func mustMapSetting(rootCfg ConfigProvider, sectionName string, setting interface{}) {
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if err := rootCfg.Section(sectionName).MapTo(setting); err != nil {
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log.Fatal("Failed to map %s settings: %v", sectionName, err)
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}
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}
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func deprecatedSetting(rootCfg ConfigProvider, oldSection, oldKey, newSection, newKey, version string) {
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if rootCfg.Section(oldSection).HasKey(oldKey) {
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log.Error("Deprecated fallback `[%s]` `%s` present. Use `[%s]` `%s` instead. This fallback will be/has been removed in %s", oldSection, oldKey, newSection, newKey, version)
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}
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}
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// deprecatedSettingDB add a hint that the configuration has been moved to database but still kept in app.ini
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func deprecatedSettingDB(rootCfg ConfigProvider, oldSection, oldKey string) {
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if rootCfg.Section(oldSection).HasKey(oldKey) {
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log.Error("Deprecated `[%s]` `%s` present which has been copied to database table sys_setting", oldSection, oldKey)
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}
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}
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