Added OpenTelemetry collector

This will be used to collect data on the POS, and export to our main collector.

.gitignore

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+.idea/
+*.tar.gz

README.md

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+# VoriPOS OpenTelemetry Collector
+
+This repository contains an OpenTelemetry Collector configured for VoriPOS.
+
+## Installation
+This service is distributed via Homebrew.
+
+```shell
+brew tap voriteam/voripos
+brew install voripos-otel-collector
+brew services start voripos-otel-collector
+```
+
+## Distribution
+1. Update `VORIPOS_OTEL_COLLECTOR_VERSION`.
+2. Create a release on GitHub.
+3. Follow the instructions at https://github.com/voriteam/homebrew-voripos to update the tap with the latest version.

config.yml

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+extensions:
+  basicauth/client:
+    client_auth:
+      username: "${env:OTLP_USERNAME}"
+      password: "${env:OTLP_PASSWORD}"
+
+receivers:
+  otlp:
+    protocols:
+      http:
+      grpc:
+
+processors:
+  batch:
+  attributes:
+    actions:
+      - key: voripos_otel_collector_version
+        value: "${env:VORIPOS_OTEL_COLLECTOR_VERSION}"
+        action: upsert
+      - key: provisioned_environment
+        value: "${env:VORIPOS_ENVIRONMENT}"
+        action: upsert
+      - key: bannerID
+        value: "${env:VORIPOS_BANNER_ID}"
+        action: upsert
+      - key: bannerName
+        value: "${env:VORIPOS_BANNER_NAME}"
+        action: upsert
+      - key: storeID
+        value: "${env:VORIPOS_STORE_ID}"
+        action: upsert
+      - key: storeName
+        value: "${env:VORIPOS_STORE_NAME}"
+        action: upsert
+      - key: laneID
+        value: "${env:VORIPOS_LANE_ID}"
+        action: upsert
+      - key: laneName
+        value: "${env:VORIPOS_LANE_NAME}"
+        action: upsert
+  memory_limiter:
+    check_interval: 5s
+    limit_mib: 500
+    spike_limit_mib: 200
+
+exporters:
+  debug:
+    verbosity: detailed
+  otlp:
+    endpoint: "${env:OTLP_HOSTNAME}:${env:OTLP_PORT}"
+    auth:
+      authenticator: basicauth/client
+
+service:
+  extensions: [basicauth/client]
+  pipelines:
+    traces:
+      receivers: [otlp]
+      processors: [memory_limiter,attributes,batch]
+      exporters: [debug, otlp]
+    metrics:
+      receivers: [otlp]
+      processors: [memory_limiter,attributes,batch]
+      exporters: [debug, otlp]
+    logs:
+      receivers: [otlp]
+      processors: [memory_limiter,attributes,batch]
+      exporters: [debug, otlp]

voripos-otel-collector.sh

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+#!/usr/bin/env bash
+
+# This is needed to locate the otelcol-contrib executable
+export PATH="/opt/homebrew/bin:$PATH"
+
+OTLP_HOSTNAME=$(defaults read com.vori.VoriPOS provisioned_otlpHostname)
+OTLP_PORT=$(defaults read com.vori.VoriPOS provisioned_otlpPort)
+OTLP_USERNAME=$(defaults read com.vori.VoriPOS provisioned_otlpUsername)
+OTLP_PASSWORD=$(defaults read com.vori.VoriPOS provisioned_otlpPassword)
+VORIPOS_ENVIRONMENT=$(defaults read com.vori.VoriPOS provisioned_environment)
+VORIPOS_BANNER_ID=$(defaults read com.vori.VoriPOS provisioned_bannerID)
+VORIPOS_BANNER_NAME=$(defaults read com.vori.VoriPOS provisioned_bannerName)
+VORIPOS_STORE_ID=$(defaults read com.vori.VoriPOS provisioned_storeID)
+VORIPOS_STORE_NAME=$(defaults read com.vori.VoriPOS provisioned_storeName)
+VORIPOS_LANE_ID=$(defaults read com.vori.VoriPOS provisioned_laneID)
+VORIPOS_LANE_NAME=$(defaults read com.vori.VoriPOS provisioned_laneName)
+
+export OTLP_HOSTNAME
+export OTLP_PORT
+export OTLP_USERNAME
+export OTLP_PASSWORD
+export VORIPOS_ENVIRONMENT
+export VORIPOS_BANNER_ID
+export VORIPOS_BANNER_NAME
+export VORIPOS_STORE_ID
+export VORIPOS_STORE_NAME
+export VORIPOS_LANE_ID
+export VORIPOS_LANE_NAME
+export VORIPOS_OTEL_COLLECTOR_VERSION=0.1.0
+
+echo "Data will be exported to ${OTLP_HOSTNAME}:${OTLP_PORT}"
+otelcol-contrib --config=file:$( dirname -- "$0"; )/config.yml