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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