This is a hosted stay through Hipcamp, below is the information provided by the Host regarding their offering.

Peaceful and rural, located just off the main highway between Hobart and Huonville.
Twenty five minutes from CBD A short distance to rejoin the highway, with a nearby hotel offering meals if desired.
Camp fire permitted, there is some wood here at the present
Guests must be fully self-contained with their own toilet and shower facilities, and all waste must be taken upon departure. Pets are allowed but must remain on a leash. Update: I can now offer a tent spot with the new compost toilet in working order. Longley is 30 minutes from Hobart and can be reached either via the Huon Road, which continues past Kunanyi/Mount Wellington, or via the highway through Kingston.