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feat(cohttp): pass attrs

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This commit is contained in:
Matt Bray 2022-03-24 17:56:29 +00:00
parent 2d62671d07
commit 75f1612ab0
1 changed files with 3 additions and 2 deletions
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5
src/integrations/cohttp/opentelemetry_cohttp_lwt.ml
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@ -16,6 +16,7 @@ module Server : sig
*)
val trace :
service_name:string ->
?attrs:Otel.Span.key_value list ->
('conn -> Request.t -> 'body -> (Response.t * 'body) Lwt.t) ->
'conn -> Request.t -> 'body -> (Response.t * 'body) Lwt.t
end = struct
@ -50,7 +51,7 @@ end = struct
| Ok (trace_id, parent_id) -> (Some trace_id, Some parent_id)
| Error _ -> None, None)
let trace ~service_name callback =
let trace ~service_name ?(attrs=[]) callback =
fun conn req body ->
let trace_id, parent_id = trace_context_of_headers req in
let open Lwt.Syntax in
@ -58,7 +59,7 @@ end = struct
~service_name
"request"
~kind:Span_kind_server
~attrs:(span_attrs req)
~attrs:(attrs @ span_attrs req)
?parent:parent_id
?trace_id
(fun scope ->