1 files changed, 0 insertions, 193 deletions
diff --git a/src/rexi/src/rexi_server.erl b/src/rexi/src/rexi_server.erl
deleted file mode 100644
index fedff69c3..000000000
--- a/src/rexi/src/rexi_server.erl
+++ /dev/null
@@ -1,193 +0,0 @@
-% Licensed under the Apache License, Version 2.0 (the "License"); you may not
-% use this file except in compliance with the License. You may obtain a copy of
-% the License at
-%
-%   http://www.apache.org/licenses/LICENSE-2.0
-%
-% Unless required by applicable law or agreed to in writing, software
-% distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
-% WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
-% License for the specific language governing permissions and limitations under
-% the License.
-
--module(rexi_server).
--behaviour(gen_server).
--vsn(1).
--export([init/1, handle_call/3, handle_cast/2, handle_info/2, terminate/2,
-    code_change/3]).
-
--export([start_link/1, init_p/2, init_p/3]).
-
--include_lib("rexi/include/rexi.hrl").
-
--record(job, {
-    client::reference(),
-    worker::reference(),
-    client_pid::pid(),
-    worker_pid::pid()
-}).
-
--record(st, {
-    workers = ets:new(workers, [private, {keypos, #job.worker}]),
-    clients = ets:new(clients, [private, {keypos, #job.client}]),
-    errors = queue:new(),
-    error_limit = 0,
-    error_count = 0
-}).
-
-start_link(ServerId) ->
-    gen_server:start_link({local, ServerId}, ?MODULE, [], []).
-
-init([]) ->
-    couch_util:set_mqd_off_heap(?MODULE),
-    {ok, #st{}}.
-
-handle_call(get_errors, _From, #st{errors = Errors} = St) ->
-    {reply, {ok, lists:reverse(queue:to_list(Errors))}, St};
-
-handle_call(get_last_error, _From, #st{errors = Errors} = St) ->
-    try
-        {reply, {ok, queue:get_r(Errors)}, St}
-    catch error:empty ->
-        {reply, {error, empty}, St}
-    end;
-
-handle_call({set_error_limit, N}, _From, #st{error_count=Len, errors=Q} = St) ->
-    if N < Len ->
-        {NewQ, _} = queue:split(N, Q);
-    true ->
-        NewQ = Q
-    end,
-    NewLen = queue:len(NewQ),
-    {reply, ok, St#st{error_limit=N, error_count=NewLen, errors=NewQ}};
-
-handle_call(_Request, _From, St) ->
-    {reply, ignored, St}.
-
-
-handle_cast({doit, From, MFA}, St) ->
-    handle_cast({doit, From, undefined, MFA}, St);
-
-handle_cast({doit, {ClientPid, ClientRef} = From, Nonce, MFA}, State) ->
-    {LocalPid, Ref} = spawn_monitor(?MODULE, init_p, [From, MFA, Nonce]),
-    Job = #job{
-        client = ClientRef,
-        worker = Ref,
-        client_pid = ClientPid,
-        worker_pid = LocalPid
-    },
-    {noreply, add_job(Job, State)};
-
-
-handle_cast({kill, FromRef}, St) ->
-    kill_worker(FromRef, St),
-    {noreply, St};
-
-handle_cast({kill_all, FromRefs}, St) ->
-    lists:foreach(fun(FromRef) -> kill_worker(FromRef, St) end, FromRefs),
-    {noreply, St};
-
-handle_cast(_, St) ->
-    couch_log:notice("rexi_server ignored_cast", []),
-    {noreply, St}.
-
-handle_info({'DOWN', Ref, process, _, normal}, #st{workers=Workers} = St) ->
-    case find_worker(Ref, Workers) of
-    #job{} = Job ->
-        {noreply, remove_job(Job, St)};
-    false ->
-        {noreply, St}
-    end;
-
-handle_info({'DOWN', Ref, process, Pid, Error}, #st{workers=Workers} = St) ->
-    case find_worker(Ref, Workers) of
-    #job{worker_pid=Pid, worker=Ref, client_pid=CPid, client=CRef} =Job ->
-        case Error of #error{reason = {_Class, Reason}, stack = Stack} ->
-            notify_caller({CPid, CRef}, {Reason, Stack}),
-            St1 = save_error(Error, St),
-            {noreply, remove_job(Job, St1)};
-        _ ->
-            notify_caller({CPid, CRef}, Error),
-            {noreply, remove_job(Job, St)}
-        end;
-    false ->
-        {noreply, St}
-    end;
-
-handle_info(_Info, St) ->
-    {noreply, St}.
-
-terminate(_Reason, St) ->
-    ets:foldl(fun(#job{worker_pid=Pid},_) -> exit(Pid,kill) end, nil,
-        St#st.workers),
-    ok.
-
-code_change(_OldVsn, #st{}=State, _Extra) ->
-    {ok, State}.
-
-init_p(From, MFA) ->
-    init_p(From, MFA, undefined).
-
-%% @doc initializes a process started by rexi_server.
--spec init_p({pid(), reference()}, {atom(), atom(), list()},
-    string() | undefined) -> any().
-init_p(From, {M,F,A}, Nonce) ->
-    put(rexi_from, From),
-    put('$initial_call', {M,F,length(A)}),
-    put(nonce, Nonce),
-    try apply(M, F, A) catch exit:normal -> ok; Class:Reason ->
-        Stack = clean_stack(),
-        {ClientPid, _ClientRef} = From,
-        couch_log:error(
-            "rexi_server: from: ~s(~p) mfa: ~s:~s/~p ~p:~p ~100p", [
-            node(ClientPid), ClientPid, M, F, length(A),
-            Class, Reason, Stack]),
-        exit(#error{
-            timestamp = os:timestamp(),
-            reason = {Class, Reason},
-            mfa = {M,F,A},
-            nonce = Nonce,
-            stack = Stack
-        })
-    end.
-
-%% internal
-
-save_error(_E, #st{error_limit = 0} = St) ->
-    St;
-save_error(E, #st{errors=Q, error_limit=L, error_count=C} = St) when C >= L ->
-    St#st{errors = queue:in(E, queue:drop(Q))};
-save_error(E, #st{errors=Q, error_count=C} = St) ->
-    St#st{errors = queue:in(E, Q), error_count = C+1}.
-
-clean_stack() ->
-    lists:map(fun({M,F,A}) when is_list(A) -> {M,F,length(A)}; (X) -> X end,
-        erlang:get_stacktrace()).
-
-add_job(Job, #st{workers = Workers, clients = Clients} = State) ->
-    ets:insert(Workers, Job),
-    ets:insert(Clients, Job),
-    State.
-
-remove_job(Job, #st{workers = Workers, clients = Clients} = State) ->
-    ets:delete_object(Workers, Job),
-    ets:delete_object(Clients, Job),
-    State.
-
-find_worker(Ref, Tab) ->
-    case ets:lookup(Tab, Ref) of [] -> false; [Worker] -> Worker end.
-
-notify_caller({Caller, Ref}, Reason) ->
-    rexi_utils:send(Caller, {Ref, {rexi_EXIT, Reason}}).
-
-
-kill_worker(FromRef, #st{clients = Clients} = St) ->
-    case find_worker(FromRef, Clients) of
-    #job{worker = KeyRef, worker_pid = Pid} = Job ->
-        erlang:demonitor(KeyRef),
-        exit(Pid, kill),
-        remove_job(Job, St),
-        ok;
-    false ->
-        ok
-    end.