[GitHub] [apisix] ZhangShangyu commented on issue #8084: feat: opentelemetry plugin set http status code to span tag by default

[GitBox <gi...@apache.org>]

ZhangShangyu commented on issue #8084:
URL: https://github.com/apache/apisix/issues/8084#issuecomment-1277312440

   i try to add status in additional_attributes config, but there is an error happened
   
   apisix.yaml:
   ```
   opentelemetry:
       sampler:
         name: always_on
       additional_attributes:
         - route_id
         - status
   ```
   
   apisix error log:
   ```
   2022/10/13 08:02:47 [error] 133#133: *402129 lua entry thread aborted: runtime error: ...deps/share/lua/5.1/opentelemetry/trace/exporter/otlp.lua:67: bad argument #2 to 'encode' (string expected for field 'string_value', got number)
   stack traceback:
   coroutine 0:
   	[C]: in function 'encode'
   	...deps/share/lua/5.1/opentelemetry/trace/exporter/otlp.lua:67: in function 'export_spans'
   	...are/lua/5.1/opentelemetry/trace/batch_span_processor.lua:18: in function 'process_batches'
   	...are/lua/5.1/opentelemetry/trace/batch_span_processor.lua:46: in function <...are/lua/5.1/opentelemetry/trace/batch_span_processor.lua:29>, context: ngx.timer, client: 172.17.0.1, server: 0.0.0.0:24221
   ```
   
   apisix version: 2.13.2


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