Add opentelemetry-collector-builder with Makefile and Github Action t…

…o build on PR

.github/workflows/opentelemetry-collector-builder.yaml

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+name: OpenTelemetry Collector Builder
+
+on:
+  pull_request:
+    branches:
+      - main
+
+jobs:
+  otelcolbuilder:
+    runs-on: ubuntu-20.04
+    strategy:
+      matrix:
+        go: [ '1.16', '1.15', '1.14' ]
+    steps:
+      - uses: actions/checkout@v2
+      - name: Setup go
+        uses: actions/setup-go@v2
+        with:
+          go-version: ${{ matrix.go }}
+        working-directory: ./otelcolbuilder/
+        run: make build

otelcolbuilder/.gitignore

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+cmd/

otelcolbuilder/.otelcol-builder.yaml

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+dist:
+  name: otelcol-sumo
+  description: Sumo Logic OpenTelemetry Collector distribution
+
+  # the module name for the new distribution, following Go mod conventions. Optional, but recommended.
+  module: github.com/SumoLogic/opentelemetry-collector-builder
+
+  otelcol_version: 0.24.0 # the OpenTelemetry Collector version to use as base for the distribution.
+  output_path: ./cmd/ # the path to write the output (sources and binary).
+
+processors:
+  - gomod: "github.com/open-telemetry/opentelemetry-collector-contrib/processor/cascadingfilterprocessor v0.24.0"
+  - gomod: "github.com/open-telemetry/opentelemetry-collector-contrib/processor/k8sprocessor v0.24.0"
+  - gomod: "github.com/open-telemetry/opentelemetry-collector-contrib/processor/sourceprocessor v0.24.0"
+
+exporters:
+  - gomod: "github.com/open-telemetry/opentelemetry-collector-contrib/exporter/sumologicexporter v0.24.0"
+
+# Replacement paths are relative to the output_path (location of source files)
+replaces:
+  - github.com/open-telemetry/opentelemetry-collector-contrib/processor/cascadingfilterprocessor => ./../../processor/cascadingfilterprocessor
+
+  - github.com/open-telemetry/opentelemetry-collector-contrib/processor/k8sprocessor => ./../../processor/k8sprocessor
+  - github.com/open-telemetry/opentelemetry-collector-contrib/internal/k8sconfig => ./../../internal/k8sconfig
+
+  - github.com/open-telemetry/opentelemetry-collector-contrib/processor/sourceprocessor => ./../../processor/sourceprocessor
+
+  - go.opentelemetry.io/collector => github.com/SumoLogic/opentelemetry-collector v0.24.0-sumo

otelcolbuilder/Makefile

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+install:
+	go install github.com/open-telemetry/[email protected]
+
+build: install
+	opentelemetry-collector-builder --config .otelcol-builder.yaml