aboutsummaryrefslogtreecommitdiffstats
path: root/lib
diff options
context:
space:
mode:
authorHans Nilsson <[email protected]>2018-06-21 10:38:51 +0200
committerHans Nilsson <[email protected]>2018-06-21 10:41:34 +0200
commit182c7b954620e9287ba2ddce9b1cbaceb1bddbaf (patch)
tree33d427c5f4712bbe6ffc90d7e90290e8a290d3aa /lib
parentdb6059a9217767a6e42e93cec05089c0ec977d20 (diff)
downloadotp-182c7b954620e9287ba2ddce9b1cbaceb1bddbaf.tar.gz
otp-182c7b954620e9287ba2ddce9b1cbaceb1bddbaf.tar.bz2
otp-182c7b954620e9287ba2ddce9b1cbaceb1bddbaf.zip
ssh: Bug fix sftp error codes
Report the signal name if the signal error message is "" Do not report a return code of 0 as an error.
Diffstat (limited to 'lib')
-rw-r--r--lib/ssh/doc/src/ssh_sftp.xml8
-rw-r--r--lib/ssh/src/ssh_sftp.erl13
2 files changed, 17 insertions, 4 deletions
diff --git a/lib/ssh/doc/src/ssh_sftp.xml b/lib/ssh/doc/src/ssh_sftp.xml
index 129426a6d5..f367560b5f 100644
--- a/lib/ssh/doc/src/ssh_sftp.xml
+++ b/lib/ssh/doc/src/ssh_sftp.xml
@@ -46,9 +46,9 @@
<taglist>
<tag><c>reason()</c></tag>
<item>
- <p>= <c>atom()</c> A description of the reason why an operation failed.</p>
+ <p>= <c>atom() | string() | tuple() </c>A description of the reason why an operation failed.</p>
<p>
- The value is formed from the sftp error codes in the protocol-level responses as defined in
+ The <c>atom()</c> value is formed from the sftp error codes in the protocol-level responses as defined in
<url href="https://tools.ietf.org/id/draft-ietf-secsh-filexfer-13.txt">draft-ietf-secsh-filexfer-13.txt</url>
section 9.1.
</p>
@@ -57,6 +57,10 @@
E.g. the error code <c>SSH_FX_NO_SUCH_FILE</c>
will cause the <c>reason()</c> to be <c>no_such_file</c>.
</p>
+ <p>The <c>string()</c> reason is the error information from the server in case of an exit-signal. If that information is empty, the reason is the exit signal name.
+ </p>
+ <p>The <c>tuple()</c> reason are other errors like the <c>{exit_status,integer()}</c> if the exit status is not 0.
+ </p>
</item>
<tag><c>ssh_connection_ref() =</c></tag>
diff --git a/lib/ssh/src/ssh_sftp.erl b/lib/ssh/src/ssh_sftp.erl
index 9e1229dc85..79586141b2 100644
--- a/lib/ssh/src/ssh_sftp.erl
+++ b/lib/ssh/src/ssh_sftp.erl
@@ -801,13 +801,22 @@ handle_ssh_msg({ssh_cm, _, {signal, _, _}}, State) ->
%% Ignore signals according to RFC 4254 section 6.9.
{ok, State};
-handle_ssh_msg({ssh_cm, _, {exit_signal, ChannelId, _, Error, _}},
+handle_ssh_msg({ssh_cm, _, {exit_signal, ChannelId, Signal, Error0, _}},
State0) ->
+ Error =
+ case Error0 of
+ "" -> Signal;
+ _ -> Error0
+ end,
State = reply_all(State0, {error, Error}),
{stop, ChannelId, State};
handle_ssh_msg({ssh_cm, _, {exit_status, ChannelId, Status}}, State0) ->
- State = reply_all(State0, {error, {exit_status, Status}}),
+ State =
+ case State0 of
+ 0 -> State0;
+ _ -> reply_all(State0, {error, {exit_status, Status}})
+ end,
{stop, ChannelId, State}.
%%--------------------------------------------------------------------