Function headerExists

pkg/signer/request-signature-v4.go:150–157

(key string, headers []string)

}

func headerExists(key string, headers []string) bool {
	for _, k := range headers {
		if k == key {
			return true
		}
	}
	return false
}

// getSignedHeaders generate all signed request headers.
// i.e lexically sorted, semicolon-separated list of lowercase