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https://github.com/projectdiscovery/nuclei.git
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0e3be82c72
* used OpenFile instead of Create() * reverted to original mode * fixes and resume flag added * fix on noTimestapt var * fix on flag * better code refactoring * fix on debug error * code refactoring on file management
50 lines
1.1 KiB
Go
50 lines
1.1 KiB
Go
package output
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import (
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"os"
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"sync"
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)
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// fileWriter is a concurrent file based output writer.
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type fileWriter struct {
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file *os.File
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mu sync.Mutex
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}
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// NewFileOutputWriter creates a new buffered writer for a file
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func newFileOutputWriter(file string, resume bool) (*fileWriter, error) {
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var output *os.File
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var err error
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if resume {
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output, err = os.OpenFile(file, os.O_APPEND|os.O_CREATE|os.O_WRONLY, 0644)
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} else {
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output, err = os.Create(file)
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}
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if err != nil {
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return nil, err
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}
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return &fileWriter{file: output}, nil
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}
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// WriteString writes an output to the underlying file
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func (w *fileWriter) Write(data []byte) (int, error) {
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w.mu.Lock()
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defer w.mu.Unlock()
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if _, err := w.file.Write(data); err != nil {
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return 0, err
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}
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if _, err := w.file.Write([]byte("\n")); err != nil {
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return 0, err
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}
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return len(data) + 1, nil
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}
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// Close closes the underlying writer flushing everything to disk
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func (w *fileWriter) Close() error {
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w.mu.Lock()
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defer w.mu.Unlock()
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//nolint:errcheck // we don't care whether sync failed or succeeded.
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w.file.Sync()
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return w.file.Close()
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}
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