Source file src/github.com/letsencrypt/boulder/cmd/ceremony/file.go

Documentation: github.com/letsencrypt/boulder/cmd/ceremony

     1  package main
     2  
     3  import "os"
     4  
     5  // writeFile creates a file at the given filename and writes the provided bytes
     6  // to it. Errors if the file already exists.
     7  func writeFile(filename string, bytes []byte) error {
     8  	f, err := os.OpenFile(filename, os.O_CREATE|os.O_EXCL|os.O_WRONLY, 0644)
     9  	if err != nil {
    10  		return err
    11  	}
    12  	_, err = f.Write(bytes)
    13  	return err
    14  }
    15  

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