--- /dev/null
+# Default container images -----------------------------------------------------
+DEFAULT_PROMETHEUS_IMAGE = 'quay.io/prometheus/prometheus:v2.51.0'
+DEFAULT_NODE_EXPORTER_IMAGE = 'quay.io/prometheus/node-exporter:v1.7.0'
+DEFAULT_NVMEOF_IMAGE = 'quay.io/ceph/nvmeof:1.3.3'
+DEFAULT_LOKI_IMAGE = 'quay.io/ceph/loki:3.0.0'
+DEFAULT_PROMTAIL_IMAGE = 'quay.io/ceph/promtail:3.0.0'
+DEFAULT_ALERTMANAGER_IMAGE = 'quay.io/prometheus/alertmanager:v0.27.0'
+DEFAULT_GRAFANA_IMAGE = 'quay.io/ceph/grafana:10.4.8'
+DEFAULT_HAPROXY_IMAGE = 'quay.io/ceph/haproxy:2.3'
+DEFAULT_KEEPALIVED_IMAGE = 'quay.io/ceph/keepalived:2.2.4'
+DEFAULT_SNMP_GATEWAY_IMAGE = 'quay.io/ceph/snmp-notifier:v1.2.1'
+DEFAULT_ELASTICSEARCH_IMAGE = 'quay.io/omrizeneva/elasticsearch:6.8.23'
+DEFAULT_JAEGER_COLLECTOR_IMAGE = 'quay.io/jaegertracing/jaeger-collector:1.29'
+DEFAULT_JAEGER_AGENT_IMAGE = 'quay.io/jaegertracing/jaeger-agent:1.29'
+DEFAULT_NGINX_IMAGE = 'quay.io/ceph/nginx:sclorg-nginx-126'
+DEFAULT_OAUTH2_PROXY_IMAGE = 'quay.io/oauth2-proxy/oauth2-proxy:v7.6.0'
+DEFAULT_JAEGER_QUERY_IMAGE = 'quay.io/jaegertracing/jaeger-query:1.29'
+DEFAULT_SAMBA_IMAGE = 'quay.io/samba.org/samba-server:devbuilds-centos-amd64'
+DEFAULT_SAMBA_METRICS_IMAGE = 'quay.io/samba.org/samba-metrics:latest'