fix(disk): Enhance partition filtering logic to include ZFS filesystems #55

Signed-off-by: Mert Şişmanoğlu <[email protected]>

Author: mertssmnoglu

internal/metric/disk.go

@@ -40,10 +40,11 @@ func CollectDiskMetrics() (MetricsSlice, []CustomErr) {
 	}
 
 	for _, p := range partitions {
-		// Filter out partitions that are already checked or not a device
-		// Also, exclude '/dev/loop' devices to avoid unnecessary partitions
-		// * /dev/loop devices are used for mounting snap packages
-		if slices.Contains(checkedSlice, p.Device) || !strings.HasPrefix(p.Device, "/dev") || strings.HasPrefix(p.Device, "/dev/loop") {
+		// Filter out partitions that are already checked or loop devices
+		// Include both /dev devices (except loops) and ZFS filesystems
+		// * ZFS filesystems are not prefixed with /dev, so we check for that separately
+		if slices.Contains(checkedSlice, p.Device) ||
+			(strings.Contains(p.Device, "/dev/loop") || (!strings.HasPrefix(p.Device, "/dev") && p.Fstype != "zfs")) {
 			continue
 		}