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25 lines
810 B
Go
25 lines
810 B
Go
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package srslog
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import (
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"fmt"
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)
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// Framer is a type of function that takes an input string (typically an
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// already-formatted syslog message) and applies "message framing" to it. We
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// have different framers because different versions of the syslog protocol
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// and its transport requirements define different framing behavior.
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type Framer func(in string) string
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// DefaultFramer does nothing, since there is no framing to apply. This is
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// the original behavior of the Go syslog package, and is also typically used
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// for UDP syslog.
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func DefaultFramer(in string) string {
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return in
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}
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// RFC5425MessageLengthFramer prepends the message length to the front of the
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// provided message, as defined in RFC 5425.
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func RFC5425MessageLengthFramer(in string) string {
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return fmt.Sprintf("%d %s", len(in), in)
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}
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