microk8s volume metrics

Extra metrics for microk8s volume.

Metrics

• microk8s_volume_capacity_kilo_bytes - Capacity KiloBytes of mount
• microk8s_volume_used_kilo_bytes - Used KiloBytes of mount
• microk8s_volume_available_kilo_bytes - Available KiloBytes of mount

Example

# HELP microk8s_volume_used_kilo_bytes Used bytes of mountalhost:27770/metrics
# TYPE microk8s_volume_used_kilo_bytes gauge
microk8s_volume_used_kilo_bytes{storage_class="hostpath",mount="/dev",filesystem="devfs"} 230
microk8s_volume_used_kilo_bytes{storage_class="hostpath",mount="/System/Volumes/Data",filesystem="/dev/disk1s1"} 829760784

# HELP microk8s_volume_capacity_kilo_bytes Capacity bytes of mount
# TYPE microk8s_volume_capacity_kilo_bytes gauge
microk8s_volume_capacity_kilo_bytes{storage_class="hostpath",mount="/dev",filesystem="devfs"} 230
microk8s_volume_capacity_kilo_bytes{storage_class="hostpath",mount="/System/Volumes/Data",filesystem="/dev/disk1s1"} 976797816

# HELP microk8s_volume_available_kilo_bytes Available bytes of mount
# TYPE microk8s_volume_available_kilo_bytes gauge
microk8s_volume_available_kilo_bytes{storage_class="hostpath",mount="/dev",filesystem="devfs"} 0
microk8s_volume_available_kilo_bytes{storage_class="hostpath",mount="/System/Volumes/Data",filesystem="/dev/disk1s1"} 123541772

ENV

Variable Name	Description	Example
PORT	Exporter listening Port	27770
MOUNT	Mount name to monitor	/etc/hosts
STORAGE_CLASS(Optional)	The name of the storage class to be used in ./availables directory	./availables/hostpath.ts