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4 Commits
logotel/v0
...
exegroup/v
| Author | SHA1 | Date | |
|---|---|---|---|
| c82211c957 | |||
| a698a8135d | |||
| 7bb09785f2 | |||
| a8534b8f5a |
73
exegroup/eghttp/actor.go
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73
exegroup/eghttp/actor.go
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@@ -0,0 +1,73 @@
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package eghttp
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import (
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"context"
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"net"
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"net/http"
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"strconv"
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"sync/atomic"
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"time"
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)
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const (
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DefaultAddr = ":8080"
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DefaultReadHeaderTimeout = time.Second
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)
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type Option interface {
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apply(server *http.Server)
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}
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func WithPort(port int) Option {
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return optionFunc(func(server *http.Server) {
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server.Addr = net.JoinHostPort("", strconv.Itoa(port))
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})
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}
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func WithHandler(handler http.Handler) Option {
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return optionFunc(func(server *http.Server) {
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server.Handler = handler
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})
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}
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// WithServerOption 使用 fn 配置 [http.Server];
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func WithServerOption(fn func(server *http.Server)) Option {
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return optionFunc(fn)
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}
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type optionFunc func(server *http.Server)
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func (fn optionFunc) apply(server *http.Server) {
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fn(server)
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}
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// HTTPListenAndServe 创建 [http.Server] 并提供启动和停止函数;
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// opts 按照顺序应用到 [http.Server] 上.
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func HTTPListenAndServe(opts ...Option) (func(ctx context.Context) error, func(ctx context.Context)) {
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server := &http.Server{
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Addr: DefaultAddr,
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ReadHeaderTimeout: DefaultReadHeaderTimeout,
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}
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for _, opt := range opts {
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opt.apply(server)
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}
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return HTTPServer(server)
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}
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// HTTPServer 提供 [http.Server] 的启动和停止函数;
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func HTTPServer(server *http.Server) (func(ctx context.Context) error, func(ctx context.Context)) {
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inShutdown := &atomic.Bool{}
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c := make(chan error, 1)
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goFunc := func(_ context.Context) error {
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err := server.ListenAndServe()
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if inShutdown.Load() {
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err = <-c
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}
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return err
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}
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stopFunc := func(ctx context.Context) {
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inShutdown.Store(true)
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c <- server.Shutdown(ctx)
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}
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return goFunc, stopFunc
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}
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@@ -1,33 +0,0 @@
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package exegroup
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import (
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"context"
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"net"
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"net/http"
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"strconv"
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"sync/atomic"
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"time"
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)
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// HTTPListenAndServe 提供 [http.Server] 的启动和停止函数;
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func HTTPListenAndServe(port int, handler http.Handler) (func(ctx context.Context) error, func(ctx context.Context)) {
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server := &http.Server{
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Addr: net.JoinHostPort("", strconv.Itoa(port)),
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Handler: handler,
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ReadHeaderTimeout: time.Second,
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}
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inShutdown := &atomic.Bool{}
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c := make(chan error, 1)
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goFunc := func(_ context.Context) error {
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err := server.ListenAndServe()
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if inShutdown.Load() {
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err = <-c
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}
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return err
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}
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stopFunc := func(ctx context.Context) {
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inShutdown.Store(true)
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c <- server.Shutdown(ctx)
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}
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return goFunc, stopFunc
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}
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@@ -54,8 +54,7 @@ log.Logger()
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- `SetReportStack` 设置生成调用栈;
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- `SetReportStackLevel` 当日志等级小于设定值时强制生成调用栈;
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- `Reset` 把 Logger 恢复到初始状态;
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- `AddBeforeExit` 新增调用 `Logger.Exit` 时优先执行的函数, 先增加的后执行;
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- `SetExit` 设置 `Logger` 的退出函数(`Logger.Exit`), 当日志等级为 `LevelFatal` 时调用这个函数;
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- `AddBeforeExit` 增加 Exit 在调用 [os.Exit] 前执行的函数, 先增加的后执行;
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### 日志生成
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@@ -85,11 +84,13 @@ log.Logger()
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### 其他用法
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关闭日志生成 `log.Logger().SetLevel(logsdk.LevelDisabled)`
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关闭日志生成, `log.Logger().SetLevel(logsdk.LevelDisabled)`;
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关闭强制生成调用栈 `log.Logger().SetReportStackLevel(logsdk.LevelDisabled)`
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关闭强制生成调用栈, `log.Logger().SetReportStackLevel(logsdk.LevelDisabled)`;
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mock 实现 mock 日志处理器对生成的日志进行处理
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记录 panic, 在 `defer v = recover()` 后执行 `log.Z(context.Background(), v)`, 其中 `Z` 需要是附加调用栈的等级;
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mock, 实现 mock 日志处理器对生成的日志进行处理;
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---
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@@ -145,7 +145,8 @@ func Fatalf(ctx context.Context, format string, args ...any) {
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globalLogger.AddCallerSkip(1).Fatalf(ctx, format, args...)
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}
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// Panicf 格式化输出 LevelPanic 等级的日志
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// Panicf 格式化输出 LevelPanic 等级的日志,
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// 即使 Logger 日志等级高于 LevelPanic 也会 panic.
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func Panicf(ctx context.Context, format string, args ...any) {
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globalLogger.AddCallerSkip(1).Panicf(ctx, format, args...)
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}
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@@ -169,19 +169,19 @@ func (entry Entry) Fatalf(ctx context.Context, format string, args ...any) {
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entry.logger.Exit(1)
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}
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// Panicf 格式化输出 LevelPanic 等级的日志
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// Panicf 格式化输出 LevelPanic 等级的日志,
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// 即使 Logger 日志等级高于 LevelPanic 也会 panic.
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func (entry Entry) Panicf(ctx context.Context, format string, args ...any) {
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entry.log(ctx, LevelPanic, fmt.Sprintf(format, args...))
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}
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func (entry Entry) log(ctx context.Context, level Level, message string) {
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newEntry := entry.copy()
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defer func() {
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if level == LevelPanic {
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panic(message)
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}
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}()
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newEntry := entry.copy()
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if newEntry.logger.GetLevel() < level {
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return
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}
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@@ -64,14 +64,14 @@ const (
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// LevelCount 日志等级的个数
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LevelCount = 7
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// LevelOffset 是把 LevelInfo 等级的日志值偏移到零值的偏移量
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LevelOffset = 4
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// levelOffset 是把 LevelInfo 等级的日志值偏移到零值的偏移量
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levelOffset = 4
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)
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const (
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// LevelDisabled 表示不处理任何等级的日志,
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// 其他日志等级的值越小表示日志严重程度越高.
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LevelDisabled Level = iota - LevelOffset - 1
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LevelDisabled Level = iota - levelOffset - 1
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LevelPanic
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LevelFatal
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LevelError
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@@ -20,11 +20,11 @@ type entry = Entry
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// Logger 中保存了日志所需的全局配置,
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// 使用 Logger 处理日志.
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type Logger struct {
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exit func(code int) // protected by lock
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beforeExit []func(code int) // protected by lock
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levelProcessors levelProcessors // protected by lock
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beforeExitFns []func() // protected by lock
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levelProcessors levelProcessors // protected by lock
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entry
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lock sync.RWMutex
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exitOnce sync.Once
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level atomic.Int32
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reportStackLevel atomic.Int32
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callerSkip atomic.Int32
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@@ -36,7 +36,7 @@ type Logger struct {
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func (logger *Logger) AddProcessor(levels []Level, processor EntryProcessor) {
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logger.lock.Lock()
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for _, level := range levels {
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logger.levelProcessors[level+LevelOffset] = append(logger.levelProcessors[level+LevelOffset], processor)
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logger.levelProcessors[level+levelOffset] = append(logger.levelProcessors[level+levelOffset], processor)
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}
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logger.lock.Unlock()
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}
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@@ -98,8 +98,7 @@ func (logger *Logger) SetReportStackLevel(level Level) {
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// Reset 把 Logger 重置到初始状态
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func (logger *Logger) Reset() {
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logger.lock.Lock()
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logger.exit = nil
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logger.beforeExit = nil
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logger.beforeExitFns = nil
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logger.levelProcessors = levelProcessors{}
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logger.lock.Unlock()
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@@ -110,41 +109,38 @@ func (logger *Logger) Reset() {
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logger.SetReportStack(false)
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}
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// Exit 退出程序, 执行的具体过程可以通过 SetExit 指定
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// BeforeExit 按照先添加后执行的顺序执行 AddBeforeExit 添加的函数,
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// AddBeforeExit 只会执行1次.
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func (logger *Logger) BeforeExit() {
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logger.exitOnce.Do(func() {
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logger.lock.RLock()
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beforeExitFns := make([]func(), len(logger.beforeExitFns))
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copy(beforeExitFns, logger.beforeExitFns)
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logger.lock.RUnlock()
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for i := len(beforeExitFns) - 1; i >= 0; i-- {
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beforeExitFns[i]()
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}
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})
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}
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// Exit 执行 BeforeExit 后调用 [os.Exit]退出程序.
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func (logger *Logger) Exit(code int) {
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logger.lock.RLock()
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exit := logger.exit
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beforeExit := make([]func(int), len(logger.beforeExit))
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copy(beforeExit, logger.beforeExit)
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logger.lock.RUnlock()
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for i := len(beforeExit) - 1; i >= 0; i-- {
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beforeExit[i](code)
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}
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if exit == nil {
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exit = os.Exit
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}
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exit(code)
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logger.BeforeExit()
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os.Exit(code)
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}
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// SetExit 指定退出程序时执行的函数
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func (logger *Logger) SetExit(fn func(code int)) {
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logger.lock.Lock()
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logger.exit = fn
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logger.lock.Unlock()
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}
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// AddBeforeExit 增加 Exit 在调用 SetExit 指定的函数前执行的函数,
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// AddBeforeExit 增加 Exit 在调用 [os.Exit] 前执行的函数,
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// 先增加的后执行.
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func (logger *Logger) AddBeforeExit(fn ...func(code int)) {
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func (logger *Logger) AddBeforeExit(fn ...func()) {
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logger.lock.Lock()
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logger.beforeExit = append(logger.beforeExit, fn...)
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logger.beforeExitFns = append(logger.beforeExitFns, fn...)
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logger.lock.Unlock()
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}
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func (logger *Logger) getLevelProcessors(level Level) []EntryProcessor {
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logger.lock.RLock()
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defer logger.lock.RUnlock()
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return logger.levelProcessors[level+LevelOffset]
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return logger.levelProcessors[level+levelOffset]
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}
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func (logger *Logger) newEntry() Entry {
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@@ -8,6 +8,8 @@ const (
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maximumFrames = 32
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getCallerSkipOffset = 2
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entrySkipOffset = 2
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runtimeMain = "runtime.main"
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)
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// Frame 调用相关信息
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@@ -44,6 +46,9 @@ func getStack(skip, maximumFrames int) []Frame {
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for {
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frame, more := frames.Next()
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if frame.PC != 0 {
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if frame.Function == runtimeMain {
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break
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}
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stack = append(stack, Frame{
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Function: frame.Function,
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File: frame.File,
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Reference in New Issue
Block a user