new: dev: ACM-6654: Function to configure DD endpoint and API key

misc/datadog.sh

@@ -0,0 +1,52 @@
+#!/bin/bash
+#
+# @file misc/datadog.sh
+# @brief Provides functions to configure Datadog agent
+
+# @description Configure Datadog agent
+#
+# This function sets up the api_key and endpoint
+# for the Datadog agent
+#
+# @example
+#   configure_dd_agent -k abc12345xyz -e https://app.myddurl.com
+#
+# @arg -k string Datadog api_key
+# @arg -e string Datadog endpoint
+#
+# @exitcode 0 Datadog agent is configured
+# @exitcode 1 Datadog agent config file not found
+function configure_dd_agent() {
+    local DD_CONFIG=/etc/datadog-agent/datadog.yaml
+
+    while getopts ":k:e:" opt; do
+        case ${opt} in
+            k)
+                DD_API_KEY=${OPTARG}
+                ;;
+            e)
+                DD_ENDPOINT=${OPTARG}
+                ;;
+            \?)
+                echo "Invalid option: -${OPTARG}" >&2
+                return 1
+                ;;
+            :)
+                echo "Option -${OPTARG} requires an argument." >&2
+                return 1
+                ;;
+        esac
+    done
+
+    if [[ -f ${DD_CONFIG} ]]; then
+        if [[ ! -z ${DD_API_KEY} ]]; then
+            sed -i "s|^api_key:.*|api_key: ${DD_API_KEY}|" ${DD_CONFIG}
+        fi
+        if [[ ! -z ${DD_ENDPOINT} ]]; then
+            sed -i "s|^#*\s*dd_url:.*|dd_url: ${DD_ENDPOINT}|" ${DD_CONFIG}
+        fi
+    else
+        echo "Datadog agent config file not found.."
+        return 1
+    fi
+}