Update HTTP headers not parsed individually
Modified `[redirtraffic.headersall]` to  `[http][headers][all]`
@@ -61,7 +61,7 @@ filter {
}
# map header values onto dedicated fields and split the values of the headersall field into an array
- if [redirtraffic.headersall] {
+ if [http][headers][all] {
# map to dedicated fields
grok {
match => { "[http][headers][all]" => [ "(?<[http][headers][useragent]>([^|]*))\|(?<[http][headers][host]>([^|]*))\|(?<[http][headers][x_forwarded_for]>([^|]*))\|(?<[http][headers][x_forwarded_proto]>([^|]*))\|(?<[http][headers][x_host]>([^|]*))\|(?<[http][headers][forwarded]>([^|]*))\|(?<[http][headers][via]>([^|]*))" ] }
