wmingj

better error handle

1

#### What this PR does / why we need it: better error hanlde which could detect the os.Stat error #### Which issue(s) this PR fixes: Fixes # #### Specified Reviewers:...

fix(webserver): nginx headers iteration to find propagation header

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fix #448

Nginx instrumentation generate multi propogation header when request header count >= 20

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**Describe your environment** OpentelemetryOperator: 0.99.0 OtelWebserverMoudle: 1.0.4 We are using the nginx instrumentation moudle of otel-webserver-module in our environment. But we found the module will generate multi propogation header(traceparent and...

Nginx auto instrumentation don't specify a correct log4cxx.xml

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### Component(s) auto-instrumentation ### What happened? ## Description I want to use NginxAutoInstrumentation, but found it couldn't work with the default configuration. Even i use the official assert in [instrumentation-nginx](https://github.com/open-telemetry/opentelemetry-operator/tree/main/tests/e2e-instrumentation/instrumentation-nginx)...