session/file-store

src/session/file-store.tur

filesystem-backed session store.

Since: v0.1.0

defn

file-store-new

(file-store-new [dir : cstr] :)

create a filesystem-backed session Store.

Parameters

dir

directory for session files; created (mode 0700) if absent.

Returns

Store -- a vtable bound to `dir`.

Example

(let [store (file-store-new "/var/lib/myapp/sessions")] ...)

Since: v0.1.0

Internal definitions

__file-read-- read <dir>/<id>.json into a malloc'd string, or NULL.

__file-remove-- unlink <dir>/<id>.json (used for lazy eviction).

__file-write-- atomically write `json` to <dir>/<id>.json (tmp + rename).

__now

__cstr-null?

__cstr-free

file-load-- read <dir>/<id>.json into a SessMap, or 0 (miss/expired).

file-save-- serialise a SessMap to <dir>/<id>.json (atomic rename).

file-del-- unlink <dir>/<id>.json.

__dir-state-- duplicate dir into an owned C string + ensure it exists.