feat: add garage specific munin shell scripts

roles/munin_client/files/garage_bucket_objects

@@ -0,0 +1,36 @@
+#!/bin/bash
+
+# Get the Header
+HEADER="Authorization: Bearer ${BEARER}"
+
+# Create associative array
+declare -A BUCKETS=()
+
+API_BUCKETS_JSON=$(curl -s -H "${HEADER}" "http://[::1]:3903/v0/bucket" | jq -r '.[] | .id + "," + .globalAliases[0]')
+
+# Populate associative array
+for bucket in ${API_BUCKETS_JSON}
+do
+	BUCKETS+=([$(echo ${bucket} | cut -d ',' -f 1)]="$(echo ${bucket} | cut -d ',' -f 2)")
+done
+
+case $1 in
+	config)
+		cat << 'EOM'
+graph_title Objects by Bucket
+graph_vlabel Number of objects
+graph_args --base 1000 -l 0
+graph_category garage
+EOM
+		for i in "${!BUCKETS[@]}"
+		do
+			echo "${BUCKETS[${i}]}.label ${BUCKETS[${i}]}"
+		done
+		exit 0;;
+esac
+
+for i in "${!BUCKETS[@]}"
+do
+	OBJECTS=$(curl -s -H "${HEADER}" "http://[::1]:3903/v0/bucket?id=${i}" | jq -r '.objects')
+	echo "${BUCKETS[${i}]}.value ${OBJECTS}"
+done