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-rw-r--r--lib/ssh/doc/src/ssh.xml7
-rw-r--r--lib/ssh/src/ssh.erl134
-rw-r--r--lib/ssh/src/ssh_acceptor.erl3
-rw-r--r--lib/ssh/src/ssh_system_sup.erl5
4 files changed, 110 insertions, 39 deletions
diff --git a/lib/ssh/doc/src/ssh.xml b/lib/ssh/doc/src/ssh.xml
index 501ca36b09..e6c54d27bf 100644
--- a/lib/ssh/doc/src/ssh.xml
+++ b/lib/ssh/doc/src/ssh.xml
@@ -351,8 +351,9 @@
<func>
<name>daemon(Port) -> </name>
<name>daemon(Port, Options) -> </name>
- <name>daemon(HostAddress, Port, Options) -> {ok,
- ssh_daemon_ref()} | {error, atom()}</name>
+ <name>daemon(HostAddress, Port, Options) -> </name>
+ <name>daemon(TcpSocket) -> </name>
+ <name>daemon(TcpSocket, Options) -> {ok, ssh_daemon_ref()} | {error, atom()}</name>
<fsummary>Starts a server listening for SSH connections
on the given port.</fsummary>
<type>
@@ -361,6 +362,8 @@
<v>Options = [{Option, Value}]</v>
<v>Option = atom()</v>
<v>Value = term()</v>
+ <v>TcpSocket = port()</v>
+ <d>The socket is supposed to be from <seealso marker="kernel:gen_tcp#connect-3">gen_tcp:connect</seealso> or <seealso marker="kernel:gen_tcp#accept-1">gen_tcp:accept</seealso> with option <c>{active,false}</c></d>
</type>
<desc>
<p>Starts a server listening for SSH connections on the given
diff --git a/lib/ssh/src/ssh.erl b/lib/ssh/src/ssh.erl
index 50dfe55798..fa2354a3df 100644
--- a/lib/ssh/src/ssh.erl
+++ b/lib/ssh/src/ssh.erl
@@ -160,7 +160,7 @@ channel_info(ConnectionRef, ChannelId, Options) ->
%%--------------------------------------------------------------------
-spec daemon(integer()) -> {ok, pid()} | {error, term()}.
--spec daemon(integer(), proplists:proplist()) -> {ok, pid()} | {error, term()}.
+-spec daemon(integer()|port(), proplists:proplist()) -> {ok, pid()} | {error, term()}.
-spec daemon(any | inet:ip_address(), integer(), proplists:proplist()) -> {ok, pid()} | {error, term()}.
%% Description: Starts a server listening for SSH connections
@@ -169,28 +169,16 @@ channel_info(ConnectionRef, ChannelId, Options) ->
daemon(Port) ->
daemon(Port, []).
-daemon(Port, Options) ->
- daemon(any, Port, Options).
+daemon(Port, Options) when is_integer(Port) ->
+ daemon(any, Port, Options);
+
+daemon(Socket, Options0) when is_port(Socket) ->
+ Options = daemon_shell_opt(Options0),
+ start_daemon(Socket, Options).
daemon(HostAddr, Port, Options0) ->
- Options1 = case proplists:get_value(shell, Options0) of
- undefined ->
- [{shell, {shell, start, []}} | Options0];
- _ ->
- Options0
- end,
-
- {Host, Inet, Options} = case HostAddr of
- any ->
- {ok, Host0} = inet:gethostname(),
- {Host0, proplists:get_value(inet, Options1, inet), Options1};
- {_,_,_,_} ->
- {HostAddr, inet,
- [{ip, HostAddr} | Options1]};
- {_,_,_,_,_,_,_,_} ->
- {HostAddr, inet6,
- [{ip, HostAddr} | Options1]}
- end,
+ Options1 = daemon_shell_opt(Options0),
+ {Host, Inet, Options} = daemon_host_inet_opt(HostAddr, Options1),
start_daemon(Host, Port, Options, Inet).
%%--------------------------------------------------------------------
@@ -284,19 +272,100 @@ default_algorithms() ->
%%--------------------------------------------------------------------
%%% Internal functions
%%--------------------------------------------------------------------
+daemon_shell_opt(Options) ->
+ case proplists:get_value(shell, Options) of
+ undefined ->
+ [{shell, {shell, start, []}} | Options];
+ _ ->
+ Options
+ end.
+
+daemon_host_inet_opt(HostAddr, Options1) ->
+ case HostAddr of
+ any ->
+ {ok, Host0} = inet:gethostname(),
+ {Host0, proplists:get_value(inet, Options1, inet), Options1};
+ {_,_,_,_} ->
+ {HostAddr, inet,
+ [{ip, HostAddr} | Options1]};
+ {_,_,_,_,_,_,_,_} ->
+ {HostAddr, inet6,
+ [{ip, HostAddr} | Options1]}
+ end.
+
+
+start_daemon(Socket, Options) ->
+ case handle_options(Options) of
+ {error, _Reason} = Error ->
+ Error;
+ {SocketOptions, SshOptions}->
+ try
+ do_start_daemon(Socket, [{role,server}|SshOptions], SocketOptions)
+ catch
+ throw:bad_fd -> {error,bad_fd};
+ _C:_E -> {error,{cannot_start_daemon,_C,_E}}
+ end
+ end.
+
start_daemon(Host, Port, Options, Inet) ->
case handle_options(Options) of
{error, _Reason} = Error ->
Error;
{SocketOptions, SshOptions}->
try
- do_start_daemon(Host, Port,[{role, server} |SshOptions] , [Inet | SocketOptions])
+ do_start_daemon(Host, Port, [{role,server}|SshOptions] , [Inet|SocketOptions])
catch
throw:bad_fd -> {error,bad_fd};
_C:_E -> {error,{cannot_start_daemon,_C,_E}}
end
end.
+do_start_daemon(Socket, SshOptions, SocketOptions) ->
+ {ok, {IP,Port}} =
+ try {ok,_} = inet:sockname(Socket)
+ catch
+ _:_ -> throw(bad_socket)
+ end,
+ Host = fmt_host(IP),
+ Profile = proplists:get_value(profile, SshOptions, ?DEFAULT_PROFILE),
+ Opts = [{asocket, Socket},
+ {asock_owner,self()},
+ {address, Host},
+ {port, Port},
+ {role, server},
+ {socket_opts, SocketOptions},
+ {ssh_opts, SshOptions}],
+ {_, Callback, _} = proplists:get_value(transport, SshOptions, {tcp, gen_tcp, tcp_closed}),
+ case ssh_system_sup:system_supervisor(Host, Port, Profile) of
+ undefined ->
+ %% It would proably make more sense to call the
+ %% address option host but that is a too big change at the
+ %% monent. The name is a legacy name!
+ try sshd_sup:start_child(Opts) of
+ {error, {already_started, _}} ->
+ {error, eaddrinuse};
+ Result = {ok,_} ->
+ ssh_acceptor:handle_connection(Callback, Host, Port, Opts, Socket),
+ Result;
+ Result = {error, _} ->
+ Result
+ catch
+ exit:{noproc, _} ->
+ {error, ssh_not_started}
+ end;
+ Sup ->
+ AccPid = ssh_system_sup:acceptor_supervisor(Sup),
+ case ssh_acceptor_sup:start_child(AccPid, Opts) of
+ {error, {already_started, _}} ->
+ {error, eaddrinuse};
+ {ok, _} ->
+ ssh_acceptor:handle_connection(Callback, Host, Port, Opts, Socket),
+ {ok, Sup};
+ Other ->
+ Other
+ end
+ end.
+
do_start_daemon(Host0, Port0, SshOptions, SocketOptions) ->
{Host,Port1} =
try
@@ -312,7 +381,7 @@ do_start_daemon(Host0, Port0, SshOptions, SocketOptions) ->
_:_ -> throw(bad_fd)
end,
Profile = proplists:get_value(profile, SshOptions, ?DEFAULT_PROFILE),
- {Port, WaitRequestControl, Opts} =
+ {Port, WaitRequestControl, Opts0} =
case Port1 of
0 -> %% Allocate the socket here to get the port number...
{_, Callback, _} =
@@ -326,17 +395,17 @@ do_start_daemon(Host0, Port0, SshOptions, SocketOptions) ->
_ ->
{Port1, false, []}
end,
+ Opts = [{address, Host},
+ {port, Port},
+ {role, server},
+ {socket_opts, SocketOptions},
+ {ssh_opts, SshOptions} | Opts0],
case ssh_system_sup:system_supervisor(Host, Port, Profile) of
undefined ->
%% It would proably make more sense to call the
%% address option host but that is a too big change at the
%% monent. The name is a legacy name!
- try sshd_sup:start_child([{address, Host},
- {port, Port},
- {role, server},
- {socket_opts, SocketOptions},
- {ssh_opts, SshOptions}
- | Opts]) of
+ try sshd_sup:start_child(Opts) of
{error, {already_started, _}} ->
{error, eaddrinuse};
Result = {ok,_} ->
@@ -350,12 +419,7 @@ do_start_daemon(Host0, Port0, SshOptions, SocketOptions) ->
end;
Sup ->
AccPid = ssh_system_sup:acceptor_supervisor(Sup),
- case ssh_acceptor_sup:start_child(AccPid, [{address, Host},
- {port, Port},
- {role, server},
- {socket_opts, SocketOptions},
- {ssh_opts, SshOptions}
- | Opts]) of
+ case ssh_acceptor_sup:start_child(AccPid, Opts) of
{error, {already_started, _}} ->
{error, eaddrinuse};
{ok, _} ->
diff --git a/lib/ssh/src/ssh_acceptor.erl b/lib/ssh/src/ssh_acceptor.erl
index 90fd951dcd..9f3e60bd62 100644
--- a/lib/ssh/src/ssh_acceptor.erl
+++ b/lib/ssh/src/ssh_acceptor.erl
@@ -27,7 +27,8 @@
%% Internal application API
-export([start_link/5,
number_of_connections/1,
- callback_listen/3]).
+ callback_listen/3,
+ handle_connection/5]).
%% spawn export
-export([acceptor_init/6, acceptor_loop/6]).
diff --git a/lib/ssh/src/ssh_system_sup.erl b/lib/ssh/src/ssh_system_sup.erl
index 5035bc8f80..e97ac7b01a 100644
--- a/lib/ssh/src/ssh_system_sup.erl
+++ b/lib/ssh/src/ssh_system_sup.erl
@@ -131,7 +131,10 @@ init([ServerOpts]) ->
RestartStrategy = one_for_one,
MaxR = 0,
MaxT = 3600,
- Children = child_specs(ServerOpts),
+ Children = case proplists:get_value(asocket,ServerOpts) of
+ undefined -> child_specs(ServerOpts);
+ _ -> []
+ end,
{ok, {{RestartStrategy, MaxR, MaxT}, Children}}.
%%%=========================================================================
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-10 12:51:56 +0000