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authorHans Nilsson <[email protected]>2016-10-25 14:53:23 +0200
committerHans Nilsson <[email protected]>2016-10-25 14:53:23 +0200
commitcc358d4dbbda46d60a90157fae101ffdf3295a0e (patch)
tree5ee4828ec462c545aadaf5ce1498b5df400c6755
parent16b6c991cc841ced6be466eca774dba1188f8640 (diff)
parent96659515747469152efad13819ddb55be2a76f6d (diff)
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Merge branch 'hans/inets/kostis_ftp_dialyzer_fixes/PR-1207/OTP-13982' into maint
-rw-r--r--lib/inets/src/ftp/ftp.erl87
-rw-r--r--lib/inets/src/ftp/ftp_progress.erl26
2 files changed, 64 insertions, 49 deletions
diff --git a/lib/inets/src/ftp/ftp.erl b/lib/inets/src/ftp/ftp.erl
index 6868b75eff..911f5b71a7 100644
--- a/lib/inets/src/ftp/ftp.erl
+++ b/lib/inets/src/ftp/ftp.erl
@@ -1096,7 +1096,7 @@ init(Options) ->
erlang:monitor(process, Client),
%% Make sure inet is started
- inet_db:start(),
+ _ = inet_db:start(),
%% Where are we
{ok, Dir} = file:get_cwd(),
@@ -1106,15 +1106,17 @@ init(Options) ->
trace ->
dbg:tracer(),
dbg:p(all, [call]),
- dbg:tpl(ftp, [{'_', [], [{return_trace}]}]),
- dbg:tpl(ftp_response, [{'_', [], [{return_trace}]}]),
- dbg:tpl(ftp_progress, [{'_', [], [{return_trace}]}]);
+ {ok, _} = dbg:tpl(ftp, [{'_', [], [{return_trace}]}]),
+ {ok, _} = dbg:tpl(ftp_response, [{'_', [], [{return_trace}]}]),
+ {ok, _} = dbg:tpl(ftp_progress, [{'_', [], [{return_trace}]}]),
+ ok;
debug ->
dbg:tracer(),
dbg:p(all, [call]),
- dbg:tp(ftp, [{'_', [], [{return_trace}]}]),
- dbg:tp(ftp_response, [{'_', [], [{return_trace}]}]),
- dbg:tp(ftp_progress, [{'_', [], [{return_trace}]}]);
+ {ok, _} = dbg:tp(ftp, [{'_', [], [{return_trace}]}]),
+ {ok, _} = dbg:tp(ftp_response, [{'_', [], [{return_trace}]}]),
+ {ok, _} = dbg:tp(ftp_progress, [{'_', [], [{return_trace}]}]),
+ ok;
_ ->
%% Keep silent
ok
@@ -1296,8 +1298,7 @@ handle_call({_,{rmdir, Dir}}, From, #state{chunk = false} = State) ->
activate_ctrl_connection(State),
{noreply, State#state{client = From}};
-handle_call({_,{type, Type}}, From, #state{chunk = false}
- = State) ->
+handle_call({_,{type, Type}}, From, #state{chunk = false} = State) ->
case Type of
ascii ->
send_ctrl_message(State, mk_cmd("TYPE A", [])),
@@ -1455,7 +1456,7 @@ handle_info({Trpt, Socket, Data},
#state{dsock = {Trpt,Socket},
caller = {recv_file, Fd}} = State0) when Trpt==tcp;Trpt==ssl ->
?DBG('L~p --data ~p ----> ~s~p~n',[?LINE,Socket,Data,State0]),
- file_write(binary_to_list(Data), Fd),
+ ok = file_write(binary_to_list(Data), Fd),
progress_report({binary, Data}, State0),
State = activate_data_connection(State0),
{noreply, State};
@@ -1474,16 +1475,19 @@ handle_info({Trpt, Socket, Data}, #state{dsock = {Trpt,Socket}} = State0) when T
Data/binary>>}};
handle_info({Cls, Socket}, #state{dsock = {Trpt,Socket},
- caller = {recv_file, Fd}}
- = State) when {Cls,Trpt}=={tcp_closed,tcp} ; {Cls,Trpt}=={ssl_closed,ssl} ->
- file_close(Fd),
+ caller = {recv_file, Fd}} = State)
+ when {Cls,Trpt}=={tcp_closed,tcp} ; {Cls,Trpt}=={ssl_closed,ssl} ->
+ case file_close(Fd) of
+ ok -> ok;
+ {error,einval} -> ok
+ end,
progress_report({transfer_size, 0}, State),
activate_ctrl_connection(State),
{noreply, State#state{dsock = undefined, data = <<>>}};
handle_info({Cls, Socket}, #state{dsock = {Trpt,Socket}, client = From,
- caller = recv_chunk}
- = State) when {Cls,Trpt}=={tcp_closed,tcp} ; {Cls,Trpt}=={ssl_closed,ssl} ->
+ caller = recv_chunk} = State)
+ when {Cls,Trpt}=={tcp_closed,tcp} ; {Cls,Trpt}=={ssl_closed,ssl} ->
gen_server:reply(From, ok),
{noreply, State#state{dsock = undefined, client = undefined,
data = <<>>, caller = undefined,
@@ -2062,7 +2066,10 @@ handle_ctrl_result({pos_prel, _}, #state{caller = {recv_file, _}} = State0) ->
end;
handle_ctrl_result({Status, _}, #state{caller = {recv_file, Fd}} = State) ->
- file_close(Fd),
+ case file_close(Fd) of
+ ok -> ok;
+ {error, einval} -> ok
+ end,
close_data_connection(State),
ctrl_result_response(Status, State#state{dsock = undefined},
{error, epath});
@@ -2221,16 +2228,16 @@ setup_data_connection(#state{mode = active,
{ok, Port} = inet:port(LSock),
case FtpExt of
false ->
- {IP1, IP2, IP3, IP4} = IP,
- {Port1, Port2} = {Port div 256, Port rem 256},
- send_ctrl_message(State,
- mk_cmd("PORT ~w,~w,~w,~w,~w,~w",
- [IP1, IP2, IP3, IP4, Port1, Port2]));
- true ->
- IpAddress = inet_parse:ntoa(IP),
- Cmd = mk_cmd("EPRT |1|~s|~p|", [IpAddress, Port]),
- send_ctrl_message(State, Cmd)
- end,
+ {IP1, IP2, IP3, IP4} = IP,
+ {Port1, Port2} = {Port div 256, Port rem 256},
+ send_ctrl_message(State,
+ mk_cmd("PORT ~w,~w,~w,~w,~w,~w",
+ [IP1, IP2, IP3, IP4, Port1, Port2]));
+ true ->
+ IpAddress = inet_parse:ntoa(IP),
+ Cmd = mk_cmd("EPRT |1|~s|~p|", [IpAddress, Port]),
+ send_ctrl_message(State, Cmd)
+ end,
activate_ctrl_connection(State),
{noreply, State#state{caller = {setup_data_connection,
{LSock, Caller}}}}
@@ -2338,7 +2345,7 @@ accept_data_connection(#state{mode = passive} = State) ->
send_ctrl_message(_S=#state{csock = Socket, verbose = Verbose}, Message) ->
verbose(lists:flatten(Message),Verbose,send),
?DBG('<--ctrl ~p ---- ~s~p~n',[Socket,Message,_S]),
- send_message(Socket, Message).
+ ok = send_message(Socket, Message).
send_data_message(_S=#state{dsock = Socket}, Message) ->
?DBG('<==data ~p ==== ~s~n~p~n',[Socket,Message,_S]),
@@ -2360,26 +2367,26 @@ send_message({ssl, Socket}, Message) ->
ssl:send(Socket, Message).
activate_ctrl_connection(#state{csock = Socket, ctrl_data = {<<>>, _, _}}) ->
- activate_connection(Socket);
+ ok = activate_connection(Socket);
activate_ctrl_connection(#state{csock = Socket}) ->
- activate_connection(Socket),
+ ok = activate_connection(Socket),
%% We have already received at least part of the next control message,
%% that has been saved in ctrl_data, process this first.
- self() ! {socket_type(Socket), unwrap_socket(Socket), <<>>}.
+ self() ! {socket_type(Socket), unwrap_socket(Socket), <<>>},
+ ok.
unwrap_socket({tcp,Socket}) -> Socket;
-unwrap_socket({ssl,Socket}) -> Socket;
-unwrap_socket(Socket) -> Socket.
+unwrap_socket({ssl,Socket}) -> Socket.
socket_type({tcp,_Socket}) -> tcp;
socket_type({ssl,_Socket}) -> ssl.
activate_data_connection(#state{dsock = Socket} = State) ->
- activate_connection(Socket),
+ ok = activate_connection(Socket),
State.
-activate_connection({tcp, Socket}) -> inet:setopts(Socket, [{active, once}]);
-activate_connection({ssl, Socket}) -> ssl:setopts(Socket, [{active, once}]).
+activate_connection({tcp, Socket}) -> inet:setopts(Socket, [{active, once}]);
+activate_connection({ssl, Socket}) -> ssl:setopts(Socket, [{active, once}]).
close_ctrl_connection(#state{csock = undefined}) -> ok;
close_ctrl_connection(#state{csock = Socket}) -> close_connection(Socket).
@@ -2387,21 +2394,21 @@ close_ctrl_connection(#state{csock = Socket}) -> close_connection(Socket).
close_data_connection(#state{dsock = undefined}) -> ok;
close_data_connection(#state{dsock = Socket}) -> close_connection(Socket).
-close_connection({lsock,Socket}) -> gen_tcp:close(Socket);
+close_connection({lsock,Socket}) -> gen_tcp:close(Socket);
close_connection({tcp, Socket}) -> gen_tcp:close(Socket);
close_connection({ssl, Socket}) -> ssl:close(Socket).
-%% ------------ FILE HANDELING ----------------------------------------
+%% ------------ FILE HANDLING ----------------------------------------
send_file(#state{tls_upgrading_data_connection = {true, CTRL, _}} = State, Fd) ->
{noreply, State#state{tls_upgrading_data_connection = {true, CTRL, ?MODULE, send_file, Fd}}};
send_file(State, Fd) ->
case file_read(Fd) of
- {ok, N, Bin} when N > 0->
+ {ok, N, Bin} when N > 0 ->
send_data_message(State, Bin),
progress_report({binary, Bin}, State),
send_file(State, Fd);
{ok, _, _} ->
- file_close(Fd),
+ ok = file_close(Fd),
close_data_connection(State),
progress_report({transfer_size, 0}, State),
activate_ctrl_connection(State),
@@ -2508,7 +2515,7 @@ progress_report(stop, #state{progress = ProgressPid}) ->
ftp_progress:stop(ProgressPid);
progress_report({binary, Data}, #state{progress = ProgressPid}) ->
ftp_progress:report(ProgressPid, {transfer_size, size(Data)});
-progress_report(Report, #state{progress = ProgressPid}) ->
+progress_report(Report, #state{progress = ProgressPid}) ->
ftp_progress:report(ProgressPid, Report).
diff --git a/lib/inets/src/ftp/ftp_progress.erl b/lib/inets/src/ftp/ftp_progress.erl
index 68185a222d..a6263e5cd7 100644
--- a/lib/inets/src/ftp/ftp_progress.erl
+++ b/lib/inets/src/ftp/ftp_progress.erl
@@ -36,11 +36,11 @@
-include_lib("kernel/include/file.hrl").
-record(progress, {
- file, % string()
- cb_module, % atom()
- cb_function, % atom()
- init_progress_term, % term()
- current_progress_term % term()
+ file :: string() | 'undefined',
+ cb_module :: module(),
+ cb_function :: atom(),
+ init_progress_term :: term(),
+ current_progress_term :: term()
}).
%%%=========================================================================
@@ -53,13 +53,15 @@
%% Description: Starts the progress report process unless progress reporting
%% should not be performed.
%%--------------------------------------------------------------------------
+-type options() :: 'ignore' | {module(), atom(), term()}.
+-spec start_link(options()) -> 'ignore' | pid().
start_link(ignore) ->
ignore;
start_link(Options) ->
spawn_link(?MODULE, init, [Options]).
%%--------------------------------------------------------------------------
-%% report_progress(Pid, Report) -> _
+%% report_progress(Pid, Report) -> ok
%% Pid = pid()
%% Report = {local_file, File} | {remote_file, File} |
%% {transfer_size, Size}
@@ -68,17 +70,23 @@ start_link(Options) ->
%% Description: Reports progress to the reporting process that calls the
%% user defined callback function.
%%--------------------------------------------------------------------------
+-type report() :: {'local_file', string()} | {'remote_file', string()}
+ | {'transfer_size', non_neg_integer()}.
+-spec report(pid(), report()) -> 'ok'.
report(Pid, Report) ->
- Pid ! {progress_report, Report}.
+ Pid ! {progress_report, Report},
+ ok.
%%--------------------------------------------------------------------------
-%% stop(Pid) -> _
+%% stop(Pid) -> ok
%% Pid = pid()
%%
%% Description:
%%--------------------------------------------------------------------------
+-spec stop(pid()) -> 'ok'.
stop(Pid) ->
- Pid ! stop.
+ Pid ! stop,
+ ok.
%%%=========================================================================
%%% Internal functions