71 lines
1.4 KiB
Go
71 lines
1.4 KiB
Go
package log
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import (
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"fmt"
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golog "log"
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"github.com/micro/go-micro/debug/buffer"
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)
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var (
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// DefaultSize of the logger buffer
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DefaultSize = 1000
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)
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// defaultLog is default micro log
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type defaultLog struct {
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*buffer.Buffer
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}
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// NewLog returns default Logger with
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func NewLog(opts ...Option) Log {
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// get default options
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options := DefaultOptions()
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// apply requested options
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for _, o := range opts {
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o(&options)
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}
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return &defaultLog{
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Buffer: buffer.New(options.Size),
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}
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}
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// Write writes logs into logger
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func (l *defaultLog) Write(v ...interface{}) {
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l.Buffer.Put(fmt.Sprint(v...))
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golog.Print(v...)
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}
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// Read reads logs and returns them
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func (l *defaultLog) Read(opts ...ReadOption) []Record {
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options := ReadOptions{}
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// initialize the read options
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for _, o := range opts {
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o(&options)
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}
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var entries []*buffer.Entry
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// if Since options ha sbeen specified we honor it
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if !options.Since.IsZero() {
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entries = l.Buffer.Since(options.Since)
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} else {
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// otherwie return last count entries
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entries = l.Buffer.Get(options.Count)
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}
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// TODO: if both Since and Count are set should we return?
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// last Count from the returned time scoped entries?
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records := make([]Record, 0, len(entries))
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for _, entry := range entries {
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record := Record{
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Timestamp: entry.Timestamp,
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Value: entry.Value,
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}
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records = append(records, record)
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}
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return records
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}
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