Add orchestrator for supporting multiple processes #26

	name: e2e-tests-bare-metal
	on:
	push:
	branches:
	- main
	tags:
	- 'v[0-9]+.[0-9]+.[0-9]+*'
	pull_request:
	jobs:
	bare-metal-test:
	strategy:
	matrix:
	k8s-version: ["v1.26.0"]
	library: ["nethttp", "gin", "databasesql"]
	runs-on: ubuntu-latest
	steps:
	- name: Checkout Repo
	uses: actions/checkout@v3
	- name: Setup Go
	uses: actions/setup-go@v4
	with:
	go-version: "1.20"
	- name: Setup BATS
	uses: mig4/setup-bats@v1
	- name: run collector
	run: \|
	docker run -d -v ${PWD}/.github/workflows/e2e/bare-metal/collector-config.yml:/etc/config.yaml -v /tmp:/tmp -p 4317:4317 otel/opentelemetry-collector-contrib --config /etc/config.yaml
	- name: Build auto-instrumentation
	run: \|
	IMG=otel-go-instrumentation:latest make docker-build
	- name: run auto-instrumentation
	run: \|
	docker run -d -e OTEL_EXPORTER_OTLP_ENDPOINT="http://172.17.0.1:4317" -e OTEL_GO_AUTO_INCLUDE_DB_STATEMENT=true --privileged --pid=host otel-go-instrumentation
	- name: Build sample app
	run: \|
	cd internal/test/e2e/${{ matrix.library }}
	go build .
	cd ../../..
	- name: run app
	run: \|
	export OTEL_SERVICE_NAME=sample-app
	./internal/test/e2e/${{matrix.library}}/${{matrix.library}}
	- name: copy traces
	run: \|
	sudo chmod 666 /tmp/trace.json
	cp /tmp/trace.json ./internal/test/e2e/${{ matrix.library }}/traces-orig.json
	rm -f ./test/e2e/${{ matrix.library }}/traces.json
	- name: verify output and redact to traces.json
	run: \|
	bats ./internal/test/e2e/${{ matrix.library }}/verify.bats

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