New Metrics (DRBD, Pacemaker etc)

Added

CLI

• address flag to bind to specific addresses (#82)
• level flag to change the log level (#82)

Metrics

• ha_cluster_pacemaker_fail_count and ha_cluster_pacemaker_migration_threshold (#71)
• ha_cluster_pacemaker_config_last_change to track if the cluster CIB changes (#80)
• ha_cluster_drbd_connections_sync to track sync percentage of DRBD connections (#75)
• ha_cluster_pacemaker_constraints to track resource constraints (#84)

Other

• a root HTML landing page in the HTTP listener (#73)

RPMs

https://build.opensuse.org/package/show/server:monitoring/prometheus-ha_cluster_exporter?rev=17