diff options
Diffstat (limited to 'lib/common_test/test/ct_gen_conn_SUITE_data/proto.erl')
| -rw-r--r-- | lib/common_test/test/ct_gen_conn_SUITE_data/proto.erl | 196 |
1 files changed, 196 insertions, 0 deletions
diff --git a/lib/common_test/test/ct_gen_conn_SUITE_data/proto.erl b/lib/common_test/test/ct_gen_conn_SUITE_data/proto.erl new file mode 100644 index 0000000000..8fcd35e0a4 --- /dev/null +++ b/lib/common_test/test/ct_gen_conn_SUITE_data/proto.erl @@ -0,0 +1,196 @@ +%%% @author Peter Andersson <[email protected]> +%%% @copyright (C) 2013, Peter Andersson +%%% @doc +%%% +%%% @end +%%% Created : 24 May 2013 by Peter Andersson <[email protected]> + +-module(proto). + +-compile(export_all). + +-record(conn_state, {id, pid, ref, data}). + +%% TEST1: N connections (same key) -> N conn pids +%% TEST2: N connections (same key) -> 1 conn pid +%% TEST3: N aliases (same key) -> N conn pids +%% TEST4: N aliases (same key) -> 1 conn pid + +open(KeyOrAlias) -> + case ct:get_config(KeyOrAlias) of + undefined -> + {error,{not_available,KeyOrAlias}}; + ConnData -> + io:format("Opening connection with ~p~n", [ConnData]), + + %% if KeyOrAlias == Key, each call returns unique handle + %% if KeyOrAlias == Alias, successive calls return same handle + {ok,Handle} = ct_gen_conn:start(ConnData, + [], + ?MODULE, + [{name,KeyOrAlias}]), + io:format("Handle for ~p = ~p~n", [KeyOrAlias,Handle]), + Handle + end. + +close(AliasOrHandle) -> + Handle = get_handle(AliasOrHandle), + io:format("Closing connection for ~p (~p)~n", [AliasOrHandle,Handle]), + case ct_gen_conn:stop(Handle) of + E = {error,_} -> + E; + Result -> + Result + end. + +kill_conn_proc(AliasOrHandle) -> + ConnPid = ct_gen_conn:get_conn_pid(get_handle(AliasOrHandle)), + io:format("Killing connection process ~p~n", [ConnPid]), + ConnPid ! fail, + ok. + +send(_) -> + ok. + +%%%----------------------------------------------------------------- +%%% + +init(KeyOrAlias, ConnData, []) -> + Addr = proplists:get_value(addr, ConnData), + Port = proplists:get_value(port, ConnData), + Ref = make_ref(), + Starter = self(), + MultConnPids = proplists:get_value(multiple_conn_pids, ConnData), + ConnPid = + case MultConnPids of + true -> + spawn(fun() -> active_conn(Starter, KeyOrAlias, Ref, + ConnData) end); + _ -> + ConnMgr = proplists:get_value(conn_mgr_name, ConnData), + case whereis(ConnMgr) of + undefined -> + MgrPid = + spawn(fun() -> active_conn(Starter, KeyOrAlias, + Ref, ConnData) end), + receive MgrPid -> + MgrPid + end; + MgrPid when is_pid(MgrPid) -> + MgrPid ! {connect,Ref}, + MgrPid + end + end, + io:format("Connection ~p opened on ~p:~p -> ~p (~p)~n", + [KeyOrAlias,Addr,Port,ConnPid,Ref]), + {ok,ConnPid,#conn_state{id=KeyOrAlias, pid=ConnPid, ref=Ref, data=ConnData}}. + + +terminate(ConnPid, #conn_state{id=Id, pid=ConnPid, ref = Ref, data=Data}) -> + case proplists:get_value(multiple_conn_pids, Data) of + true -> + ConnPid ! close; + _ -> + ConnPid ! {close,Ref} + end, + io:format("Connection ~p on ~p (~p) closing!~n", [Id,ConnPid,Ref]), + ok. + + +reconnect(ConnData, State = #conn_state{id=Id, ref=DeadRef}) -> + io:format("Reconnect for ~p initiated...~n", [DeadRef]), + case application:get_env(ct_test, reconnect) of + {ok,true} -> + ConnMgr = proplists:get_value(conn_mgr_name, ConnData), + NewRef = make_ref(), + Starter = self(), + ConnPid = + case proplists:get_value(multiple_conn_pids, ConnData) of + true -> + spawn(fun() -> + active_conn(Starter, Id, NewRef, + ConnData) + end); + _ -> + case whereis(ConnMgr) of + undefined -> + MgrPid = + spawn(fun() -> + active_conn(Starter, Id, + NewRef, ConnData) + end), + receive MgrPid -> + MgrPid + end; + MgrPid -> + MgrPid ! {reconnect,DeadRef,NewRef}, + MgrPid + end + end, + io:format("Connection ~p reopened on ~p (~p)~n", + [Id,ConnPid,NewRef]), + {ok,ConnPid,State#conn_state{pid=ConnPid, ref=NewRef}}; + _ -> + {error,no_reconnection_allowed} + end. + +%%%----------------------------------------------------------------- +%%% + +active_conn(Starter, Id, Ref, ConnData) -> + ConnMgr = proplists:get_value(conn_mgr_name, ConnData), + case proplists:get_value(multiple_conn_pids, ConnData) of + true -> + ok; + _ -> + register(ConnMgr,self()), + io:format("Connection manager ~p on ~p started for " + "~p and ~p~n", + [ConnMgr,self(),Id,Ref]) + end, + Starter ! self(), + active_conn_loop(ConnData, [Ref]). + +active_conn_loop(ConnData, Conns) -> + receive + {connect,Ref} -> + io:format("Connecting ~p on ~p~n", + [Ref,self()]), + active_conn_loop(ConnData, [Ref | Conns]); + {reconnect,DeadRef,NewRef} -> + Conns1 = [NewRef | lists:delete(DeadRef, Conns)], + io:format("Reconnecting on ~p: ~p -> ~p~n", + [self(),DeadRef,NewRef]), + active_conn_loop(ConnData, Conns1); + close -> + io:format("Conn process ~p shutting down~n", [self()]), + ok; + {close,Ref} -> + io:format("Closing connection ~p on ~p~n", [Ref,self()]), + case proplists:delete(Ref, Conns) of + [] -> + io:format("Last connection on ~p closed, " + "now stopping~n", [self()]), + ok; + Conns1 -> + active_conn_loop(ConnData, Conns1) + end; + fail -> + io:format("Connection process not feeling good...~n", []), + exit(kaboom); + {respond,To} -> + To ! {self(),hello}, + active_conn_loop(ConnData, Conns) + end. + +%%%----------------------------------------------------------------- +%%% + +get_handle(AliasOrHandle) when is_pid(AliasOrHandle) -> + AliasOrHandle; + +get_handle(AliasOrHandle) -> + {ok,{H,_}} = ct_util:get_connection(AliasOrHandle, + ?MODULE), + H. + |