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6ddb8aeae3
* moving folders to slog * trying to fix the tests * fix per-logger filters in slog * allow using slog.Default() * bring cfg back to keep the pr small * fix tests * back to the roots
73 lines
1.7 KiB
Go
73 lines
1.7 KiB
Go
package slogadapter
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import (
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"context"
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"log/slog"
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"github.com/grafana/grafana/pkg/infra/log"
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)
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var _ slog.Handler = &slogHandler{}
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type slogHandler struct {
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log.Logger
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}
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func init() {
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// Lots of New's here: Default = slog.Logger <- slog.Handler <- infra/log.Logger
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slog.SetDefault(slog.New(New(log.New())))
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}
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// Provide is a helper method to be used with Wire, however most services should use slog.Default()
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func Provide() slog.Handler { return New(log.New()) }
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// NewSLogHandler returns a new slog.Handler that logs to the given log.Logger.
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func New(logger log.Logger) *slogHandler {
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return &slogHandler{logger}
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}
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// Enabled implements slog.Handler.Enabled.
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func (h *slogHandler) Enabled(_ context.Context, _ slog.Level) bool {
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return true
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}
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// Handle implements slog.Handler.Handle.
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func (h *slogHandler) Handle(ctx context.Context, r slog.Record) error {
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attrs := make([]any, 0, 2*r.NumAttrs())
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fn := func(attr slog.Attr) bool {
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attrs = append(attrs, attr.Key, attr.Value)
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return true
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}
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r.Attrs(fn)
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attrs = append(attrs, log.FromContext(ctx)...)
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switch level := r.Level; {
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case level < slog.LevelInfo:
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h.Debug(r.Message, attrs...)
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case level < slog.LevelWarn:
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h.Info(r.Message, attrs...)
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case level < slog.LevelError:
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h.Warn(r.Message, attrs...)
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default:
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h.Error(r.Message, attrs...)
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}
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return nil
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}
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// WithAttrs implements slog.Handler.WithAttrs.
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func (h *slogHandler) WithAttrs(attrs []slog.Attr) slog.Handler {
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out := make([]any, 0, 2*len(attrs))
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for _, attr := range attrs {
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out = append(out, attr.Key, attr.Value)
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}
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return New(h.Logger.New(out...))
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}
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// WithGroup implements slog.Handler.WithGroup.
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func (h *slogHandler) WithGroup(name string) slog.Handler {
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if name == "" {
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return h
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}
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return New(h.Logger.New("group", name))
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}
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