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Add destruction

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Allow a store to be cleared out and destroyed
This commit is contained in:
martinsumner 2016-11-21 12:34:40 +00:00
parent 386d40928b
commit 0f7e421371
5 changed files with 49 additions and 10 deletions
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12
src/leveled_penciller.erl
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@ -176,6 +176,7 @@
pcl_confirml0complete/4,
pcl_confirmdelete/2,
pcl_close/1,
pcl_doom/1,
pcl_registersnapshot/2,
pcl_releasesnapshot/2,
pcl_loadsnapshot/2,
@ -289,6 +290,8 @@ pcl_loadsnapshot(Pid, Increment) ->
pcl_close(Pid) ->
gen_server:call(Pid, close, 60000).
pcl_doom(Pid) ->
gen_server:call(Pid, doom, 60000).
%%%============================================================================
%%% gen_server callbacks
@ -405,8 +408,12 @@ handle_call({load_snapshot, BookieIncrTree}, _From, State) ->
handle_call({fetch_levelzero, Slot}, _From, State) ->
{reply, lists:nth(Slot, State#state.levelzero_cache), State};
handle_call(close, _From, State) ->
{stop, normal, ok, State}.
{stop, normal, ok, State};
handle_call(doom, _From, State) ->
leveled_log:log("P0030", []),
ManifestFP = State#state.root_path ++ "/" ++ ?MANIFEST_FP ++ "/",
FilesFP = State#state.root_path ++ "/" ++ ?FILES_FP ++ "/",
{stop, normal, {ok, [ManifestFP, FilesFP]}, State}.
handle_cast({manifest_change, WI}, State) ->
{ok, UpdState} = commit_manifest_change(WI, State),
@ -519,6 +526,7 @@ code_change(_OldVsn, State, _Extra) ->
%%% Internal functions
%%%============================================================================
start_from_file(PCLopts) ->
RootPath = PCLopts#penciller_options.root_path,
MaxTableSize = case PCLopts#penciller_options.max_inmemory_tablesize of