28 lines
505 B
Go
28 lines
505 B
Go
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package frp
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import (
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"os"
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"strings"
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)
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func ReadLogTail(path string, limit int) ([]string, error) {
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if limit <= 0 {
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limit = 100
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}
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data, err := os.ReadFile(path)
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if err != nil {
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if os.IsNotExist(err) {
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return []string{}, nil
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}
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return nil, err
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}
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lines := strings.Split(strings.TrimRight(string(data), "\n"), "\n")
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if len(lines) == 0 || (len(lines) == 1 && lines[0] == "") {
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return []string{}, nil
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}
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if len(lines) > limit {
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lines = lines[len(lines)-limit:]
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}
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return lines, nil
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}
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