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Code Issues Releases Wiki Activity

- libssh2_sftp_last_error() was wrongly used at some places in libcurl which

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made libcurl sometimes not properly abort problematic SFTP transfers.
This commit is contained in:
Daniel Stenberg 2008-12-15 23:04:51 +00:00
parent 79b7575fd8
commit 008b848dcc
3 changed files with 37 additions and 12 deletions
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4
CHANGES
View File

@ -6,6 +6,10 @@
Changelog
Daniel Stenberg (16 Dec 2008)
- libssh2_sftp_last_error() was wrongly used at some places in libcurl which
made libcurl sometimes not properly abort problematic SFTP transfers.
Daniel Stenberg (12 Dec 2008)
- More work with Igor Novoseltsev to first fix the remaining stuff for
removing easy handles from multi handles when the easy handle is/was within

1
RELEASE-NOTES
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@ -30,6 +30,7 @@ This release includes the following bugfixes:
o dotted IPv6 addresses longer than 39 bytes failed
o curl_easy_duphandle() doesn't try to duplicate the connection cache pointer
o build failure on OS/400 when enabling IPv6
o better detection of SFTP failures
This release includes the following known bugs:

44
lib/ssh.c
View File

@ -778,6 +778,7 @@ static CURLcode ssh_statemach_act(struct connectdata *conn, bool *block)
/* Return the error type */
err = libssh2_sftp_last_error(sshc->sftp_session);
result = sftp_libssh2_error_to_CURLE(err);
sshc->actualcode = result?result:CURLE_SSH;
DEBUGF(infof(data, "error = %d makes libcurl = %d\n", err, result));
state(conn, SSH_STOP);
break;
@ -1238,16 +1239,22 @@ static CURLcode ssh_statemach_act(struct connectdata *conn, bool *block)
flags, data->set.new_file_perms);
if(!sshc->sftp_handle) {
if(libssh2_session_last_errno(sshc->ssh_session) ==
LIBSSH2_ERROR_EAGAIN) {
rc = LIBSSH2_ERROR_EAGAIN;
rc = libssh2_session_last_errno(sshc->ssh_session);
if(LIBSSH2_ERROR_EAGAIN == rc)
break;
}
else {
err = libssh2_sftp_last_error(sshc->sftp_session);
if(LIBSSH2_ERROR_SFTP_PROTOCOL == rc)
/* only when there was an SFTP protocol error can we extract
the sftp error! */
err = libssh2_sftp_last_error(sshc->sftp_session);
else
err = -1; /* not an sftp error at all */
if(sshc->secondCreateDirs) {
state(conn, SSH_SFTP_CLOSE);
sshc->actualcode = sftp_libssh2_error_to_CURLE(err);
sshc->actualcode = err>= LIBSSH2_FX_OK?
sftp_libssh2_error_to_CURLE(err):CURLE_SSH;
failf(data, "Creating the dir/file failed: %s",
sftp_libssh2_strerror(err));
break;
@ -1263,8 +1270,18 @@ static CURLcode ssh_statemach_act(struct connectdata *conn, bool *block)
break;
}
state(conn, SSH_SFTP_CLOSE);
sshc->actualcode = sftp_libssh2_error_to_CURLE(err);
failf(data, "Upload failed: %s", sftp_libssh2_strerror(err));
sshc->actualcode = err>= LIBSSH2_FX_OK?
sftp_libssh2_error_to_CURLE(err):CURLE_SSH;
if(!sshc->actualcode) {
/* Sometimes, for some reason libssh2_sftp_last_error() returns zero
even though libssh2_sftp_open() failed previously! We need to
work around that! */
sshc->actualcode = CURLE_SSH;
err=-1;
}
failf(data, "Upload failed: %s (%d/%d)",
err>= LIBSSH2_FX_OK?sftp_libssh2_strerror(err):"ssh error",
err, rc);
break;
}
}
@ -1378,7 +1395,7 @@ static CURLcode ssh_statemach_act(struct connectdata *conn, bool *block)
(sftp_err != LIBSSH2_FX_PERMISSION_DENIED)) {
result = sftp_libssh2_error_to_CURLE(sftp_err);
state(conn, SSH_SFTP_CLOSE);
sshc->actualcode = result;
sshc->actualcode = result?result:CURLE_SSH;
break;
}
}
@ -1403,7 +1420,8 @@ static CURLcode ssh_statemach_act(struct connectdata *conn, bool *block)
failf(data, "Could not open directory for reading: %s",
sftp_libssh2_strerror(err));
state(conn, SSH_SFTP_CLOSE);
sshc->actualcode = sftp_libssh2_error_to_CURLE(err);
result = sftp_libssh2_error_to_CURLE(err);
sshc->actualcode = result?result:CURLE_SSH;
break;
}
}
@ -1512,7 +1530,8 @@ static CURLcode ssh_statemach_act(struct connectdata *conn, bool *block)
}
else if(sshc->readdir_len <= 0) {
err = libssh2_sftp_last_error(sshc->sftp_session);
sshc->actualcode = sftp_libssh2_error_to_CURLE(err);
result = sftp_libssh2_error_to_CURLE(err);
sshc->actualcode = result?result:CURLE_SSH;
failf(data, "Could not open remote file for reading: %s :: %d",
sftp_libssh2_strerror(err),
libssh2_session_last_errno(sshc->ssh_session));
@ -1621,7 +1640,8 @@ static CURLcode ssh_statemach_act(struct connectdata *conn, bool *block)
failf(data, "Could not open remote file for reading: %s",
sftp_libssh2_strerror(err));
state(conn, SSH_SFTP_CLOSE);
sshc->actualcode = sftp_libssh2_error_to_CURLE(err);
result = sftp_libssh2_error_to_CURLE(err);
sshc->actualcode = result?result:CURLE_SSH;
break;
}
}