Dockerfile edit (#112)

* Changing file location in Dockerfile

* Update README.md

* Update README.md

Author: kpratyus

instrumentation/otel-webserver-module/Dockerfile

@@ -219,7 +219,8 @@ RUN mkdir build-dependencies \
     && mv -f httpd-2.4.23 build-dependencies
 
 # Build Webserver Module
-RUN git clone https://github.com/cisco-open/otel-webserver-module.git \
+RUN git clone https://github.com/open-telemetry/opentelemetry-cpp-contrib.git \
+    && cp -r /opentelemetry-cpp-contrib/instrumentation/otel-webserver-module . \
     && cp -r /dependencies /otel-webserver-module/ \
     && cp -r /build-dependencies /otel-webserver-module/ \
     && cd otel-webserver-module \

instrumentation/otel-webserver-module/README.md

@@ -55,7 +55,7 @@ Monitoring individual modules is crucial to the instrumentation of Apache web se
 |*ApacheModuleServiceNamespace*                  |                 | REQUIRED: Logical name of the service |
 |*ApacheModuleServiceInstanceId*                 |                 | REQUIRED: The string ID of the service instance |
 |*ApacheModuleTraceAsError*                      |                 | OPTIONAL: Trace level for logging to Apache log|
-|*ApacheModuleWebserverContext*                  |                 | OPTIONAL: Virtual Host Configuration|
+|*ApacheModuleWebserverContext*                  |                 | OPTIONAL: Takes 3 values(space-seperated) ServiceName, ServiceNamespace and ServiceInstanceId|
 |*ApacheModuleSegmentType*                       |                 | OPTIONAL: Specify the string (FIRST/LAST/CUSTOM) to be filtered for Span Name Creation|
 |*ApacheModuleSegmentParameter*                  |                 | OPTIONAL: Specify the segment count or segment numbers that you want to display for Span Creation|