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-rw-r--r--lib/ssh/src/ssh.app.src2
-rw-r--r--lib/ssh/src/ssh.appup.src2
-rw-r--r--lib/ssh/src/ssh_connection.erl34
-rw-r--r--lib/ssh/src/ssh_connection_handler.erl15
4 files changed, 31 insertions, 22 deletions
diff --git a/lib/ssh/src/ssh.app.src b/lib/ssh/src/ssh.app.src
index 4ad55b34ca..bc01c539e0 100644
--- a/lib/ssh/src/ssh.app.src
+++ b/lib/ssh/src/ssh.app.src
@@ -40,7 +40,7 @@
{applications, [kernel, stdlib, crypto, public_key]},
{env, []},
{mod, {ssh_app, []}},
- {runtime_dependencies, ["stdlib-2.0","public_key-0.22","kernel-3.0",
+ {runtime_dependencies, ["stdlib-2.3","public_key-0.22","kernel-3.0",
"erts-6.0","crypto-3.3"]}]}.
diff --git a/lib/ssh/src/ssh.appup.src b/lib/ssh/src/ssh.appup.src
index 70f1cc487c..b2b2994eed 100644
--- a/lib/ssh/src/ssh.appup.src
+++ b/lib/ssh/src/ssh.appup.src
@@ -20,7 +20,7 @@
{"%VSN%",
[
{"3.0.8", [{load_module, ssh_connection, soft_purge, soft_purge, [ssh_connection_handler]},
- {load_module, ssh_sftp, soft_purge, soft_purge, [erl_tar,ssh_xfer]},
+ {load_module, ssh_sftp, soft_purge, soft_purge, [ssh_xfer]},
{load_module, ssh_connection_handler, soft_purge, soft_purge, []},
{load_module, ssh, soft_purge, soft_purge, [ssh_connection_handler]},
{load_module, ssh_xfer, soft_purge, soft_purge, []}
diff --git a/lib/ssh/src/ssh_connection.erl b/lib/ssh/src/ssh_connection.erl
index 593443e11c..c66f810948 100644
--- a/lib/ssh/src/ssh_connection.erl
+++ b/lib/ssh/src/ssh_connection.erl
@@ -56,8 +56,8 @@
%%--------------------------------------------------------------------
%%--------------------------------------------------------------------
--spec session_channel(pid(), timeout()) -> {ok, channel_id()} | {error, term()}.
--spec session_channel(pid(), integer(), integer(), timeout()) -> {ok, channel_id()} | {error, term()}.
+-spec session_channel(pid(), timeout()) -> {ok, channel_id()} | {error, timeout | closed}.
+-spec session_channel(pid(), integer(), integer(), timeout()) -> {ok, channel_id()} | {error, timeout | closed}.
%% Description: Opens a channel for a ssh session. A session is a
%% remote execution of a program. The program may be a shell, an
@@ -81,7 +81,8 @@ session_channel(ConnectionHandler, InitialWindowSize,
end.
%%--------------------------------------------------------------------
--spec exec(pid(), channel_id(), string(), timeout()) -> success | failure.
+-spec exec(pid(), channel_id(), string(), timeout()) ->
+ success | failure | {error, timeout | closed}.
%% Description: Will request that the server start the
%% execution of the given command.
@@ -101,21 +102,15 @@ shell(ConnectionHandler, ChannelId) ->
ssh_connection_handler:request(ConnectionHandler, self(), ChannelId,
"shell", false, <<>>, 0).
%%--------------------------------------------------------------------
--spec subsystem(pid(), channel_id(), string(), timeout()) ->
- success | failure | {error, timeout}.
+-spec subsystem(pid(), channel_id(), string(), timeout()) ->
+ success | failure | {error, timeout | closed}.
%%
%% Description: Executes a predefined subsystem.
%%--------------------------------------------------------------------
subsystem(ConnectionHandler, ChannelId, SubSystem, TimeOut) ->
- case ssh_connection_handler:request(ConnectionHandler, self(),
- ChannelId, "subsystem",
- true, [?string(SubSystem)], TimeOut) of
- success -> success;
- failure -> failure;
- {error,timeout} -> {error,timeout};
- _ -> failure
- end.
-
+ ssh_connection_handler:request(ConnectionHandler, self(),
+ ChannelId, "subsystem",
+ true, [?string(SubSystem)], TimeOut).
%%--------------------------------------------------------------------
-spec send(pid(), channel_id(), iodata()) ->
ok | {error, closed}.
@@ -148,7 +143,7 @@ send_eof(ConnectionHandler, Channel) ->
ssh_connection_handler:send_eof(ConnectionHandler, Channel).
%%--------------------------------------------------------------------
--spec adjust_window(pid(), channel_id(), integer()) -> ok.
+-spec adjust_window(pid(), channel_id(), integer()) -> ok | {error, closed}.
%%
%%
%% Description: Adjusts the ssh flowcontrol window.
@@ -157,7 +152,8 @@ adjust_window(ConnectionHandler, Channel, Bytes) ->
ssh_connection_handler:adjust_window(ConnectionHandler, Channel, Bytes).
%%--------------------------------------------------------------------
--spec setenv(pid(), channel_id(), string(), string(), timeout()) -> success | failure.
+-spec setenv(pid(), channel_id(), string(), string(), timeout()) ->
+ success | failure | {error, timeout | closed}.
%%
%%
%% Description: Environment variables may be passed to the shell/command to be
@@ -189,7 +185,11 @@ reply_request(_,false, _, _) ->
ok.
%%--------------------------------------------------------------------
--spec ptty_alloc(pid(), channel_id(), proplists:proplist()) -> success | failiure.
+-spec ptty_alloc(pid(), channel_id(), proplists:proplist()) ->
+ success | failiure | {error, closed}.
+-spec ptty_alloc(pid(), channel_id(), proplists:proplist(), timeout()) ->
+ success | failiure | {error, timeout} | {error, closed}.
+
%%
%%
%% Description: Sends a ssh connection protocol pty_req.
diff --git a/lib/ssh/src/ssh_connection_handler.erl b/lib/ssh/src/ssh_connection_handler.erl
index fdb9d3b3e6..915060c426 100644
--- a/lib/ssh/src/ssh_connection_handler.erl
+++ b/lib/ssh/src/ssh_connection_handler.erl
@@ -289,8 +289,13 @@ renegotiate_data(ConnectionHandler) ->
-spec close(pid(), channel_id()) -> ok.
%%--------------------------------------------------------------------
close(ConnectionHandler, ChannelId) ->
- sync_send_all_state_event(ConnectionHandler, {close, ChannelId}).
-
+ case sync_send_all_state_event(ConnectionHandler, {close, ChannelId}) of
+ ok ->
+ ok;
+ {error, closed} ->
+ ok
+ end.
+
%%--------------------------------------------------------------------
-spec stop(pid()) -> ok | {error, term()}.
%%--------------------------------------------------------------------
@@ -1204,7 +1209,11 @@ sync_send_all_state_event(FsmPid, Event) ->
sync_send_all_state_event(FsmPid, Event, infinity).
sync_send_all_state_event(FsmPid, Event, Timeout) ->
- try gen_fsm:sync_send_all_state_event(FsmPid, Event, Timeout)
+ try gen_fsm:sync_send_all_state_event(FsmPid, Event, Timeout) of
+ {closed, _Channel} ->
+ {error, closed};
+ Result ->
+ Result
catch
exit:{noproc, _} ->
{error, closed};