2006-11-02 16:56:40 -05:00
|
|
|
/***************************************************************************
|
|
|
|
* _ _ ____ _
|
|
|
|
* Project ___| | | | _ \| |
|
|
|
|
* / __| | | | |_) | |
|
|
|
|
* | (__| |_| | _ <| |___
|
|
|
|
* \___|\___/|_| \_\_____|
|
|
|
|
*
|
2007-01-16 17:22:10 -05:00
|
|
|
* Copyright (C) 1998 - 2007, Daniel Stenberg, <daniel@haxx.se>, et al.
|
2006-11-02 16:56:40 -05:00
|
|
|
*
|
|
|
|
* This software is licensed as described in the file COPYING, which
|
|
|
|
* you should have received as part of this distribution. The terms
|
|
|
|
* are also available at http://curl.haxx.se/docs/copyright.html.
|
|
|
|
*
|
|
|
|
* You may opt to use, copy, modify, merge, publish, distribute and/or sell
|
|
|
|
* copies of the Software, and permit persons to whom the Software is
|
|
|
|
* furnished to do so, under the terms of the COPYING file.
|
|
|
|
*
|
|
|
|
* This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
|
|
|
|
* KIND, either express or implied.
|
|
|
|
*
|
|
|
|
* $Id$
|
|
|
|
***************************************************************************/
|
|
|
|
|
2007-01-28 07:35:39 -05:00
|
|
|
/* #define CURL_LIBSSH2_DEBUG */
|
2006-11-02 16:56:40 -05:00
|
|
|
|
|
|
|
#include "setup.h"
|
|
|
|
|
|
|
|
#ifdef USE_LIBSSH2
|
|
|
|
#include <stdio.h>
|
|
|
|
#include <string.h>
|
|
|
|
#include <stdlib.h>
|
|
|
|
#include <stdarg.h>
|
|
|
|
#include <ctype.h>
|
|
|
|
#include <limits.h>
|
|
|
|
|
|
|
|
#include <libssh2.h>
|
|
|
|
#include <libssh2_sftp.h>
|
|
|
|
|
|
|
|
#ifdef HAVE_UNISTD_H
|
|
|
|
#include <unistd.h>
|
|
|
|
#endif
|
|
|
|
|
|
|
|
#ifdef HAVE_FCNTL_H
|
|
|
|
#include <fcntl.h>
|
|
|
|
#endif
|
|
|
|
|
2006-11-24 17:14:39 -05:00
|
|
|
#ifdef HAVE_TIME_H
|
|
|
|
#include <time.h>
|
|
|
|
#endif
|
|
|
|
|
2007-02-25 23:24:26 -05:00
|
|
|
#ifndef WIN32
|
2006-11-02 16:56:40 -05:00
|
|
|
#ifdef HAVE_SYS_SOCKET_H
|
|
|
|
#include <sys/socket.h>
|
|
|
|
#endif
|
|
|
|
#ifdef HAVE_NETINET_IN_H
|
|
|
|
#include <netinet/in.h>
|
|
|
|
#endif
|
|
|
|
#ifdef HAVE_ARPA_INET_H
|
|
|
|
#include <arpa/inet.h>
|
|
|
|
#endif
|
|
|
|
#ifdef HAVE_UTSNAME_H
|
|
|
|
#include <sys/utsname.h>
|
|
|
|
#endif
|
|
|
|
#ifdef HAVE_NETDB_H
|
|
|
|
#include <netdb.h>
|
|
|
|
#endif
|
|
|
|
#ifdef VMS
|
|
|
|
#include <in.h>
|
|
|
|
#include <inet.h>
|
|
|
|
#endif
|
2007-02-25 23:24:26 -05:00
|
|
|
#endif /* !WIN32 */
|
2006-11-02 16:56:40 -05:00
|
|
|
|
|
|
|
#if (defined(NETWARE) && defined(__NOVELL_LIBC__))
|
|
|
|
#undef in_addr_t
|
|
|
|
#define in_addr_t unsigned long
|
|
|
|
#endif
|
|
|
|
|
|
|
|
#include <curl/curl.h>
|
|
|
|
#include "urldata.h"
|
|
|
|
#include "sendf.h"
|
|
|
|
#include "easyif.h" /* for Curl_convert_... prototypes */
|
|
|
|
|
|
|
|
#include "if2ip.h"
|
|
|
|
#include "hostip.h"
|
|
|
|
#include "progress.h"
|
|
|
|
#include "transfer.h"
|
|
|
|
#include "escape.h"
|
|
|
|
#include "http.h" /* for HTTP proxy tunnel stuff */
|
|
|
|
#include "ssh.h"
|
|
|
|
#include "url.h"
|
|
|
|
#include "speedcheck.h"
|
|
|
|
#include "getinfo.h"
|
|
|
|
|
|
|
|
#include "strtoofft.h"
|
|
|
|
#include "strequal.h"
|
|
|
|
#include "sslgen.h"
|
|
|
|
#include "connect.h"
|
|
|
|
#include "strerror.h"
|
|
|
|
#include "memory.h"
|
|
|
|
#include "inet_ntop.h"
|
|
|
|
#include "select.h"
|
|
|
|
#include "parsedate.h" /* for the week day and month names */
|
|
|
|
#include "sockaddr.h" /* required for Curl_sockaddr_storage */
|
|
|
|
#include "multiif.h"
|
|
|
|
|
|
|
|
#if defined(HAVE_INET_NTOA_R) && !defined(HAVE_INET_NTOA_R_DECL)
|
|
|
|
#include "inet_ntoa_r.h"
|
|
|
|
#endif
|
|
|
|
|
|
|
|
#define _MPRINTF_REPLACE /* use our functions only */
|
|
|
|
#include <curl/mprintf.h>
|
|
|
|
|
|
|
|
#define _MPRINTF_REPLACE /* use our functions only */
|
|
|
|
#include <curl/mprintf.h>
|
|
|
|
|
|
|
|
/* The last #include file should be: */
|
|
|
|
#ifdef CURLDEBUG
|
|
|
|
#include "memdebug.h"
|
|
|
|
#endif
|
|
|
|
|
2006-11-24 17:14:39 -05:00
|
|
|
#ifndef LIBSSH2_SFTP_S_IRUSR
|
|
|
|
/* Here's a work-around for those of you who happend to run a libssh2 version
|
|
|
|
that is 0.14 or older. We should remove this kludge as soon as we can
|
|
|
|
require a more recent libssh2 release. */
|
2006-11-03 10:52:21 -05:00
|
|
|
#ifndef S_IRGRP
|
|
|
|
#define S_IRGRP 0
|
|
|
|
#endif
|
|
|
|
|
|
|
|
#ifndef S_IROTH
|
|
|
|
#define S_IROTH 0
|
|
|
|
#endif
|
|
|
|
|
2007-06-13 08:15:23 -04:00
|
|
|
/* File mode */
|
|
|
|
/* Read, write, execute/search by owner */
|
|
|
|
#define LIBSSH2_SFTP_S_IRWXU S_IRWXU /* RWX mask for owner */
|
|
|
|
#define LIBSSH2_SFTP_S_IRUSR S_IRUSR /* R for owner */
|
|
|
|
#define LIBSSH2_SFTP_S_IWUSR S_IWUSR /* W for owner */
|
|
|
|
#define LIBSSH2_SFTP_S_IXUSR S_IXUSR /* X for owner */
|
|
|
|
/* Read, write, execute/search by group */
|
|
|
|
#define LIBSSH2_SFTP_S_IRWXG S_IRWXG /* RWX mask for group */
|
|
|
|
#define LIBSSH2_SFTP_S_IRGRP S_IRGRP /* R for group */
|
|
|
|
#define LIBSSH2_SFTP_S_IWGRP S_IWGRP /* W for group */
|
|
|
|
#define LIBSSH2_SFTP_S_IXGRP S_IXGRP /* X for group */
|
|
|
|
/* Read, write, execute/search by others */
|
|
|
|
#define LIBSSH2_SFTP_S_IRWXO S_IRWXO /* RWX mask for other */
|
|
|
|
#define LIBSSH2_SFTP_S_IROTH S_IROTH /* R for other */
|
|
|
|
#define LIBSSH2_SFTP_S_IWOTH S_IWOTH /* W for other */
|
|
|
|
#define LIBSSH2_SFTP_S_IXOTH S_IXOTH /* X for other */
|
|
|
|
|
|
|
|
/* File type */
|
|
|
|
#define LIBSSH2_SFTP_S_IFMT S_IFMT /* type of file mask */
|
|
|
|
#define LIBSSH2_SFTP_S_IFDIR S_IFDIR /* directory */
|
|
|
|
#define LIBSSH2_SFTP_S_IFLNK S_IFLNK /* symbolic link */
|
|
|
|
#define LIBSSH2_SFTP_S_IFSOCK S_IFSOCK /* socket */
|
|
|
|
#define LIBSSH2_SFTP_S_IFCHR S_IFCHR /* character special */
|
|
|
|
#define LIBSSH2_SFTP_S_IFBLK S_IFBLK /* block special */
|
2006-11-24 17:14:39 -05:00
|
|
|
#endif
|
|
|
|
|
2007-04-02 17:24:05 -04:00
|
|
|
/* Local functions: */
|
2007-04-08 18:44:21 -04:00
|
|
|
static const char *sftp_libssh2_strerror(unsigned long err);
|
2007-04-02 17:24:05 -04:00
|
|
|
static CURLcode sftp_sendquote(struct connectdata *conn,
|
|
|
|
struct curl_slist *quote);
|
2007-06-13 08:15:23 -04:00
|
|
|
static CURLcode sftp_create_dirs(struct connectdata *conn);
|
2007-04-02 17:24:05 -04:00
|
|
|
|
2006-11-02 16:56:40 -05:00
|
|
|
static LIBSSH2_ALLOC_FUNC(libssh2_malloc);
|
|
|
|
static LIBSSH2_REALLOC_FUNC(libssh2_realloc);
|
|
|
|
static LIBSSH2_FREE_FUNC(libssh2_free);
|
|
|
|
|
|
|
|
static void
|
|
|
|
kbd_callback(const char *name, int name_len, const char *instruction,
|
|
|
|
int instruction_len, int num_prompts,
|
|
|
|
const LIBSSH2_USERAUTH_KBDINT_PROMPT *prompts,
|
|
|
|
LIBSSH2_USERAUTH_KBDINT_RESPONSE *responses,
|
|
|
|
void **abstract)
|
|
|
|
{
|
2006-11-24 17:14:39 -05:00
|
|
|
struct SSHPROTO *ssh = (struct SSHPROTO *)*abstract;
|
|
|
|
|
2006-11-02 16:56:40 -05:00
|
|
|
#ifdef CURL_LIBSSH2_DEBUG
|
|
|
|
fprintf(stderr, "name=%s\n", name);
|
|
|
|
fprintf(stderr, "name_len=%d\n", name_len);
|
|
|
|
fprintf(stderr, "instruction=%s\n", instruction);
|
|
|
|
fprintf(stderr, "instruction_len=%d\n", instruction_len);
|
|
|
|
fprintf(stderr, "num_prompts=%d\n", num_prompts);
|
2007-01-28 17:36:23 -05:00
|
|
|
#else
|
|
|
|
(void)name;
|
|
|
|
(void)name_len;
|
|
|
|
(void)instruction;
|
|
|
|
(void)instruction_len;
|
2006-11-02 16:56:40 -05:00
|
|
|
#endif /* CURL_LIBSSH2_DEBUG */
|
|
|
|
if (num_prompts == 1) {
|
2006-11-24 17:14:39 -05:00
|
|
|
responses[0].text = strdup(ssh->passwd);
|
|
|
|
responses[0].length = strlen(ssh->passwd);
|
2006-11-02 16:56:40 -05:00
|
|
|
}
|
|
|
|
(void)prompts;
|
|
|
|
(void)abstract;
|
|
|
|
} /* kbd_callback */
|
|
|
|
|
2007-04-08 18:44:21 -04:00
|
|
|
static CURLcode sftp_libssh2_error_to_CURLE(unsigned long err)
|
2006-11-02 16:56:40 -05:00
|
|
|
{
|
2007-04-08 18:44:21 -04:00
|
|
|
if (err == LIBSSH2_FX_OK)
|
2006-11-02 16:56:40 -05:00
|
|
|
return CURLE_OK;
|
|
|
|
|
|
|
|
/* TODO: map some of the libssh2 errors to the more appropriate CURLcode
|
|
|
|
error code, and possibly add a few new SSH-related one. We must however
|
|
|
|
not return or even depend on libssh2 errors in the public libcurl API */
|
|
|
|
|
2007-04-08 18:44:21 -04:00
|
|
|
if (err == LIBSSH2_FX_NO_SUCH_FILE)
|
|
|
|
return CURLE_REMOTE_FILE_NOT_FOUND;
|
|
|
|
|
|
|
|
return CURLE_SSH;
|
|
|
|
}
|
|
|
|
|
|
|
|
static CURLcode libssh2_session_error_to_CURLE(int err)
|
|
|
|
{
|
|
|
|
(void)err;
|
2006-11-02 16:56:40 -05:00
|
|
|
return CURLE_SSH;
|
|
|
|
}
|
|
|
|
|
|
|
|
static LIBSSH2_ALLOC_FUNC(libssh2_malloc)
|
|
|
|
{
|
|
|
|
return malloc(count);
|
|
|
|
(void)abstract;
|
|
|
|
}
|
|
|
|
|
|
|
|
static LIBSSH2_REALLOC_FUNC(libssh2_realloc)
|
|
|
|
{
|
|
|
|
return realloc(ptr, count);
|
|
|
|
(void)abstract;
|
|
|
|
}
|
|
|
|
|
|
|
|
static LIBSSH2_FREE_FUNC(libssh2_free)
|
|
|
|
{
|
|
|
|
free(ptr);
|
|
|
|
(void)abstract;
|
|
|
|
}
|
|
|
|
|
2007-06-13 07:27:41 -04:00
|
|
|
#if (LIBSSH2_APINO >= 200706012030)
|
2007-06-12 08:31:10 -04:00
|
|
|
/*
|
2007-06-13 08:15:23 -04:00
|
|
|
* SSH State machine related code
|
2007-06-12 08:31:10 -04:00
|
|
|
*/
|
|
|
|
/* This is the ONLY way to change SSH state! */
|
|
|
|
static void state(struct connectdata *conn, ftpstate state)
|
|
|
|
{
|
|
|
|
#if defined(CURLDEBUG) && !defined(CURL_DISABLE_VERBOSE_STRINGS)
|
|
|
|
/* for debug purposes */
|
|
|
|
const char *names[]={
|
|
|
|
"STOP",
|
|
|
|
"SSH_S_STARTUP",
|
|
|
|
"SSH_AUTHLIST",
|
|
|
|
"SSH_AUTH_PKEY_INIT",
|
|
|
|
"SSH_AUTH_PKEY",
|
|
|
|
"SSH_AUTH_PASS_INIT",
|
|
|
|
"SSH_AUTH_PASS",
|
|
|
|
"SSH_AUTH_HOST_INIT",
|
|
|
|
"SSH_AUTH_HOST",
|
|
|
|
"SSH_AUTH_KEY_INIT",
|
|
|
|
"SSH_AUTH_KEY",
|
|
|
|
"SSH_AUTH_DONE",
|
|
|
|
"SSH_SFTP_INIT",
|
|
|
|
"SSH_SFTP_REALPATH",
|
|
|
|
"SSH_GET_WORKINGPATH",
|
2007-06-12 17:32:45 -04:00
|
|
|
"SSH_SFTP_SHUTDOWN",
|
|
|
|
"SSH_SESSION_FREE",
|
2007-06-12 08:31:10 -04:00
|
|
|
"QUIT"
|
|
|
|
};
|
|
|
|
#endif
|
|
|
|
struct ssh_conn *sshc = &conn->proto.sshc;
|
2007-06-13 08:15:23 -04:00
|
|
|
|
2007-06-12 08:31:10 -04:00
|
|
|
#if defined(CURLDEBUG) && !defined(CURL_DISABLE_VERBOSE_STRINGS)
|
|
|
|
if (sshc->state != state) {
|
|
|
|
infof(conn->data, "FTP %p state change from %s to %s\n",
|
|
|
|
sshc, names[sshc->state], names[state]);
|
|
|
|
}
|
|
|
|
#endif
|
2007-06-13 08:15:23 -04:00
|
|
|
|
2007-06-12 08:31:10 -04:00
|
|
|
sshc->state = state;
|
|
|
|
}
|
|
|
|
|
|
|
|
static CURLcode ssh_statemach_act(struct connectdata *conn)
|
|
|
|
{
|
|
|
|
CURLcode result = CURLE_OK;
|
|
|
|
struct SessionHandle *data=conn->data;
|
|
|
|
struct ssh_conn *sshc = &conn->proto.sshc;
|
|
|
|
curl_socket_t sock = conn->sock[FIRSTSOCKET];
|
|
|
|
struct SSHPROTO *ssh;
|
|
|
|
#ifdef CURL_LIBSSH2_DEBUG
|
|
|
|
const char *fingerprint;
|
|
|
|
#endif /* CURL_LIBSSH2_DEBUG */
|
|
|
|
int rc;
|
2007-06-13 08:15:23 -04:00
|
|
|
|
2007-06-12 08:31:10 -04:00
|
|
|
ssh = data->reqdata.proto.ssh;
|
2007-06-13 08:15:23 -04:00
|
|
|
|
2007-06-12 08:31:10 -04:00
|
|
|
switch(sshc->state) {
|
|
|
|
case SSH_S_STARTUP:
|
|
|
|
rc = libssh2_session_startup(ssh->ssh_session, sock);
|
|
|
|
if (rc == LIBSSH2_ERROR_EAGAIN) {
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
else if (rc) {
|
|
|
|
failf(data, "Failure establishing ssh session");
|
2007-06-12 17:32:45 -04:00
|
|
|
state(conn, SSH_SESSION_FREE);
|
|
|
|
sshc->actualCode = CURLE_FAILED_INIT;
|
2007-06-12 08:31:10 -04:00
|
|
|
break;
|
|
|
|
}
|
2007-06-13 08:15:23 -04:00
|
|
|
|
2007-06-12 12:15:20 -04:00
|
|
|
/* Set libssh2 to non-blocking, since cURL is all non-blocking */
|
|
|
|
libssh2_session_set_blocking(ssh->ssh_session, 0);
|
2007-06-13 08:15:23 -04:00
|
|
|
|
2007-06-12 08:31:10 -04:00
|
|
|
#ifdef CURL_LIBSSH2_DEBUG
|
|
|
|
/*
|
|
|
|
* Before we authenticate we should check the hostkey's fingerprint
|
|
|
|
* against our known hosts. How that is handled (reading from file,
|
|
|
|
* whatever) is up to us. As for know not much is implemented, besides
|
|
|
|
* showing how to get the fingerprint.
|
|
|
|
*/
|
|
|
|
fingerprint = libssh2_hostkey_hash(ssh->ssh_session,
|
|
|
|
LIBSSH2_HOSTKEY_HASH_MD5);
|
2007-06-13 08:15:23 -04:00
|
|
|
|
2007-06-12 08:31:10 -04:00
|
|
|
/* The fingerprint points to static storage (!), don't free() it. */
|
|
|
|
infof(data, "Fingerprint: ");
|
2007-06-18 18:28:40 -04:00
|
|
|
for (rc = 0; rc < 16; rc++) {
|
|
|
|
infof(data, "%02X ", (unsigned char) fingerprint[rc]);
|
2007-06-12 08:31:10 -04:00
|
|
|
}
|
|
|
|
infof(data, "\n");
|
|
|
|
#endif /* CURL_LIBSSH2_DEBUG */
|
2007-06-13 08:15:23 -04:00
|
|
|
|
2007-06-12 08:31:10 -04:00
|
|
|
state(conn, SSH_AUTHLIST);
|
|
|
|
break;
|
2007-06-13 08:15:23 -04:00
|
|
|
|
2007-06-12 08:31:10 -04:00
|
|
|
case SSH_AUTHLIST:
|
|
|
|
/* TBD - methods to check the host keys need to be done */
|
2007-06-13 08:15:23 -04:00
|
|
|
|
2007-06-12 08:31:10 -04:00
|
|
|
/*
|
|
|
|
* Figure out authentication methods
|
|
|
|
* NB: As soon as we have provided a username to an openssh server we
|
|
|
|
* must never change it later. Thus, always specify the correct username
|
|
|
|
* here, even though the libssh2 docs kind of indicate that it should be
|
|
|
|
* possible to get a 'generic' list (not user-specific) of authentication
|
|
|
|
* methods, presumably with a blank username. That won't work in my
|
|
|
|
* experience.
|
|
|
|
* So always specify it here.
|
|
|
|
*/
|
|
|
|
sshc->authlist = libssh2_userauth_list(ssh->ssh_session, ssh->user,
|
|
|
|
strlen(ssh->user));
|
2007-06-13 08:15:23 -04:00
|
|
|
|
2007-06-12 08:31:10 -04:00
|
|
|
if (!sshc->authlist) {
|
|
|
|
if (libssh2_session_last_errno(ssh->ssh_session) ==
|
|
|
|
LIBSSH2_ERROR_EAGAIN) {
|
|
|
|
break;
|
|
|
|
} else {
|
2007-06-12 17:32:45 -04:00
|
|
|
state(conn, SSH_SESSION_FREE);
|
|
|
|
sshc->actualCode = CURLE_OUT_OF_MEMORY;
|
2007-06-12 08:31:10 -04:00
|
|
|
break;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
infof(data, "SSH authentication methods available: %s\n", sshc->authlist);
|
|
|
|
|
|
|
|
state(conn, SSH_AUTH_PKEY_INIT);
|
|
|
|
break;
|
2007-06-13 08:15:23 -04:00
|
|
|
|
2007-06-12 08:31:10 -04:00
|
|
|
case SSH_AUTH_PKEY_INIT:
|
|
|
|
/*
|
|
|
|
* Check the supported auth types in the order I feel is most secure with
|
|
|
|
* the requested type of authentication
|
|
|
|
*/
|
|
|
|
sshc->authed = FALSE;
|
2007-06-13 08:15:23 -04:00
|
|
|
|
2007-06-12 08:31:10 -04:00
|
|
|
if ((data->set.ssh_auth_types & CURLSSH_AUTH_PUBLICKEY) &&
|
|
|
|
(strstr(sshc->authlist, "publickey") != NULL)) {
|
|
|
|
char *home;
|
2007-06-13 08:15:23 -04:00
|
|
|
|
2007-06-19 07:31:33 -04:00
|
|
|
sshc->rsa_pub = sshc->rsa = NULL;
|
2007-06-13 08:15:23 -04:00
|
|
|
|
2007-06-12 08:31:10 -04:00
|
|
|
/* To ponder about: should really the lib be messing about with the
|
|
|
|
HOME environment variable etc? */
|
|
|
|
home = curl_getenv("HOME");
|
2007-06-13 08:15:23 -04:00
|
|
|
|
2007-06-12 08:31:10 -04:00
|
|
|
if (data->set.ssh_public_key)
|
2007-06-19 07:31:33 -04:00
|
|
|
sshc->rsa_pub = aprintf("%s", data->set.ssh_public_key);
|
2007-06-12 08:31:10 -04:00
|
|
|
else if (home)
|
2007-06-19 07:31:33 -04:00
|
|
|
sshc->rsa_pub = aprintf("%s/.ssh/id_dsa.pub", home);
|
2007-06-13 08:15:23 -04:00
|
|
|
|
2007-06-12 08:31:10 -04:00
|
|
|
if (data->set.ssh_private_key)
|
2007-06-19 07:31:33 -04:00
|
|
|
sshc->rsa = aprintf("%s", data->set.ssh_private_key);
|
2007-06-12 08:31:10 -04:00
|
|
|
else if (home)
|
2007-06-19 07:31:33 -04:00
|
|
|
sshc->rsa = aprintf("%s/.ssh/id_dsa", home);
|
2007-06-13 08:15:23 -04:00
|
|
|
|
2007-06-12 08:31:10 -04:00
|
|
|
sshc->passphrase = data->set.key_passwd;
|
|
|
|
if (!sshc->passphrase)
|
|
|
|
sshc->passphrase = "";
|
2007-06-13 08:15:23 -04:00
|
|
|
|
2007-06-12 08:31:10 -04:00
|
|
|
curl_free(home);
|
2007-06-13 08:15:23 -04:00
|
|
|
|
2007-06-19 07:31:33 -04:00
|
|
|
if (sshc->rsa_pub) {
|
|
|
|
infof(conn->data, "Using ssh public key file %s\n", sshc->rsa_pub);
|
|
|
|
}
|
|
|
|
if (sshc->rsa) {
|
|
|
|
infof(conn->data, "Using ssh private key file %s\n", sshc->rsa);
|
|
|
|
}
|
2007-06-13 08:15:23 -04:00
|
|
|
|
2007-06-19 07:31:33 -04:00
|
|
|
if (sshc->rsa_pub && sshc->rsa_pub) {
|
2007-06-12 08:31:10 -04:00
|
|
|
state(conn, SSH_AUTH_PKEY);
|
|
|
|
} else {
|
2007-06-19 07:31:33 -04:00
|
|
|
/* One or both aprint()'s might have failed,
|
|
|
|
move on to password authentication */
|
|
|
|
curl_free(sshc->rsa_pub);
|
|
|
|
curl_free(sshc->rsa);
|
|
|
|
|
2007-06-12 08:31:10 -04:00
|
|
|
state(conn, SSH_AUTH_PASS_INIT);
|
|
|
|
}
|
|
|
|
} else {
|
|
|
|
state(conn, SSH_AUTH_PASS_INIT);
|
|
|
|
}
|
|
|
|
break;
|
2007-06-13 08:15:23 -04:00
|
|
|
|
2007-06-12 08:31:10 -04:00
|
|
|
case SSH_AUTH_PKEY:
|
|
|
|
/* The function below checks if the files exists, no need to stat() here.
|
|
|
|
*/
|
|
|
|
rc = libssh2_userauth_publickey_fromfile(ssh->ssh_session, ssh->user,
|
|
|
|
sshc->rsa_pub, sshc->rsa,
|
|
|
|
sshc->passphrase);
|
|
|
|
if (rc == LIBSSH2_ERROR_EAGAIN) {
|
|
|
|
break;
|
|
|
|
}
|
2007-06-19 07:31:33 -04:00
|
|
|
|
|
|
|
curl_free(sshc->rsa_pub);
|
|
|
|
curl_free(sshc->rsa);
|
|
|
|
|
|
|
|
if (rc == 0) {
|
2007-06-12 08:31:10 -04:00
|
|
|
sshc->authed = TRUE;
|
|
|
|
infof(conn->data, "Initialized SSH public key authentication\n");
|
|
|
|
state(conn, SSH_AUTH_DONE);
|
|
|
|
} else {
|
|
|
|
state(conn, SSH_AUTH_PASS_INIT);
|
|
|
|
}
|
|
|
|
break;
|
|
|
|
|
|
|
|
case SSH_AUTH_PASS_INIT:
|
|
|
|
if ((data->set.ssh_auth_types & CURLSSH_AUTH_PASSWORD) &&
|
|
|
|
(strstr(sshc->authlist, "password") != NULL)) {
|
|
|
|
state(conn, SSH_AUTH_PASS);
|
|
|
|
} else {
|
|
|
|
state(conn, SSH_AUTH_HOST_INIT);
|
|
|
|
}
|
|
|
|
break;
|
2007-06-13 08:15:23 -04:00
|
|
|
|
2007-06-12 08:31:10 -04:00
|
|
|
case SSH_AUTH_PASS:
|
|
|
|
rc = libssh2_userauth_password(ssh->ssh_session, ssh->user,
|
|
|
|
ssh->passwd);
|
|
|
|
if (rc == LIBSSH2_ERROR_EAGAIN) {
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
else if (rc == 0) {
|
|
|
|
sshc->authed = TRUE;
|
|
|
|
infof(conn->data, "Initialized password authentication\n");
|
|
|
|
state(conn, SSH_AUTH_DONE);
|
|
|
|
} else {
|
|
|
|
state(conn, SSH_AUTH_HOST_INIT);
|
|
|
|
}
|
|
|
|
break;
|
2007-06-13 08:15:23 -04:00
|
|
|
|
2007-06-12 08:31:10 -04:00
|
|
|
case SSH_AUTH_HOST_INIT:
|
|
|
|
if ((data->set.ssh_auth_types & CURLSSH_AUTH_HOST) &&
|
|
|
|
(strstr(sshc->authlist, "hostbased") != NULL)) {
|
|
|
|
state(conn, SSH_AUTH_HOST);
|
2007-06-12 09:47:32 -04:00
|
|
|
} else {
|
|
|
|
state(conn, SSH_AUTH_KEY_INIT);
|
2007-06-12 08:31:10 -04:00
|
|
|
}
|
|
|
|
break;
|
2007-06-13 08:15:23 -04:00
|
|
|
|
2007-06-12 08:31:10 -04:00
|
|
|
case SSH_AUTH_HOST:
|
|
|
|
state(conn, SSH_AUTH_KEY_INIT);
|
|
|
|
break;
|
2007-06-13 08:15:23 -04:00
|
|
|
|
2007-06-12 08:31:10 -04:00
|
|
|
case SSH_AUTH_KEY_INIT:
|
|
|
|
if ((data->set.ssh_auth_types & CURLSSH_AUTH_KEYBOARD)
|
|
|
|
&& (strstr(sshc->authlist, "keyboard-interactive") != NULL)) {
|
|
|
|
state(conn, SSH_AUTH_KEY);
|
|
|
|
} else {
|
|
|
|
state(conn, SSH_AUTH_DONE);
|
2007-06-13 10:01:48 -04:00
|
|
|
}
|
2007-06-12 08:31:10 -04:00
|
|
|
break;
|
2007-06-13 08:15:23 -04:00
|
|
|
|
2007-06-12 08:31:10 -04:00
|
|
|
case SSH_AUTH_KEY:
|
|
|
|
/* Authentication failed. Continue with keyboard-interactive now. */
|
|
|
|
rc = libssh2_userauth_keyboard_interactive_ex(ssh->ssh_session,
|
|
|
|
ssh->user,
|
|
|
|
strlen(ssh->user),
|
|
|
|
&kbd_callback);
|
|
|
|
if (rc == LIBSSH2_ERROR_EAGAIN) {
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
else if (rc == 0) {
|
|
|
|
sshc->authed = TRUE;
|
|
|
|
infof(conn->data, "Initialized keyboard interactive authentication\n");
|
|
|
|
}
|
|
|
|
state(conn, SSH_AUTH_DONE);
|
|
|
|
break;
|
2007-06-13 08:15:23 -04:00
|
|
|
|
2007-06-12 08:31:10 -04:00
|
|
|
case SSH_AUTH_DONE:
|
|
|
|
if (!sshc->authed) {
|
|
|
|
failf(data, "Authentication failure");
|
2007-06-12 17:32:45 -04:00
|
|
|
state(conn, SSH_SESSION_FREE);
|
|
|
|
sshc->actualCode = CURLE_LOGIN_DENIED;
|
2007-06-12 08:31:10 -04:00
|
|
|
break;
|
|
|
|
}
|
2007-06-13 08:15:23 -04:00
|
|
|
|
2007-06-12 08:31:10 -04:00
|
|
|
/*
|
|
|
|
* At this point we have an authenticated ssh session.
|
|
|
|
*/
|
|
|
|
infof(conn->data, "Authentication complete\n");
|
2007-06-13 08:15:23 -04:00
|
|
|
|
2007-06-12 08:31:10 -04:00
|
|
|
conn->sockfd = sock;
|
|
|
|
conn->writesockfd = CURL_SOCKET_BAD;
|
|
|
|
|
|
|
|
if (conn->protocol == PROT_SFTP) {
|
|
|
|
state(conn, SSH_SFTP_INIT);
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
state(conn, SSH_GET_WORKINGPATH);
|
|
|
|
break;
|
2007-06-13 08:15:23 -04:00
|
|
|
|
2007-06-12 08:31:10 -04:00
|
|
|
case SSH_SFTP_INIT:
|
|
|
|
/*
|
|
|
|
* Start the libssh2 sftp session
|
|
|
|
*/
|
|
|
|
ssh->sftp_session = libssh2_sftp_init(ssh->ssh_session);
|
|
|
|
if (!ssh->sftp_session) {
|
|
|
|
if (libssh2_session_last_errno(ssh->ssh_session) ==
|
|
|
|
LIBSSH2_ERROR_EAGAIN) {
|
|
|
|
break;
|
|
|
|
} else {
|
|
|
|
failf(data, "Failure initialising sftp session\n");
|
2007-06-12 17:32:45 -04:00
|
|
|
state(conn, SSH_SESSION_FREE);
|
|
|
|
sshc->actualCode = CURLE_FAILED_INIT;
|
2007-06-12 08:31:10 -04:00
|
|
|
break;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
state(conn, SSH_SFTP_REALPATH);
|
|
|
|
break;
|
2007-06-13 08:15:23 -04:00
|
|
|
|
2007-06-12 08:31:10 -04:00
|
|
|
case SSH_SFTP_REALPATH:
|
|
|
|
{
|
|
|
|
char tempHome[PATH_MAX];
|
2007-06-13 08:15:23 -04:00
|
|
|
|
2007-06-12 08:31:10 -04:00
|
|
|
/*
|
|
|
|
* Get the "home" directory
|
|
|
|
*/
|
|
|
|
rc = libssh2_sftp_realpath(ssh->sftp_session, ".",
|
|
|
|
tempHome, PATH_MAX-1);
|
|
|
|
if (rc == LIBSSH2_ERROR_EAGAIN) {
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
else if (rc > 0) {
|
|
|
|
/* It seems that this string is not always NULL terminated */
|
|
|
|
tempHome[rc] = '\0';
|
|
|
|
ssh->homedir = (char *)strdup(tempHome);
|
|
|
|
if (!ssh->homedir) {
|
2007-06-12 17:32:45 -04:00
|
|
|
state(conn, SSH_SFTP_SHUTDOWN);
|
|
|
|
sshc->actualCode = CURLE_OUT_OF_MEMORY;
|
2007-06-12 08:31:10 -04:00
|
|
|
break;
|
|
|
|
}
|
|
|
|
} else {
|
|
|
|
/* Return the error type */
|
|
|
|
result = libssh2_sftp_last_error(ssh->sftp_session);
|
|
|
|
DEBUGF(infof(data, "error = %d\n", result));
|
|
|
|
state(conn, SSH_STOP);
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
state(conn, SSH_GET_WORKINGPATH);
|
|
|
|
}
|
|
|
|
break;
|
2007-06-13 08:15:23 -04:00
|
|
|
|
2007-06-12 08:31:10 -04:00
|
|
|
case SSH_GET_WORKINGPATH:
|
|
|
|
{
|
|
|
|
char *real_path;
|
|
|
|
char *working_path;
|
|
|
|
int working_path_len;
|
2007-06-13 08:15:23 -04:00
|
|
|
|
2007-06-12 08:31:10 -04:00
|
|
|
working_path = curl_easy_unescape(data, data->reqdata.path, 0,
|
|
|
|
&working_path_len);
|
|
|
|
if (!working_path) {
|
|
|
|
state(conn, SSH_STOP);
|
|
|
|
result = CURLE_OUT_OF_MEMORY;
|
|
|
|
break;
|
|
|
|
}
|
2007-06-13 08:15:23 -04:00
|
|
|
|
2007-06-12 08:31:10 -04:00
|
|
|
/* Check for /~/ , indicating relative to the user's home directory */
|
|
|
|
if (conn->protocol == PROT_SCP) {
|
|
|
|
real_path = (char *)malloc(working_path_len+1);
|
|
|
|
if (real_path == NULL) {
|
|
|
|
Curl_safefree(working_path);
|
2007-06-12 17:32:45 -04:00
|
|
|
state(conn, SSH_SESSION_FREE);
|
|
|
|
sshc->actualCode = CURLE_OUT_OF_MEMORY;
|
2007-06-12 08:31:10 -04:00
|
|
|
break;
|
|
|
|
}
|
|
|
|
if (working_path[1] == '~')
|
|
|
|
/* It is referenced to the home directory, so strip the
|
|
|
|
leading '/' */
|
|
|
|
memcpy(real_path, working_path+1, 1 + working_path_len-1);
|
|
|
|
else
|
|
|
|
memcpy(real_path, working_path, 1 + working_path_len);
|
|
|
|
}
|
|
|
|
else if (conn->protocol == PROT_SFTP) {
|
|
|
|
if (working_path[1] == '~') {
|
|
|
|
real_path = (char *)malloc(strlen(ssh->homedir) +
|
|
|
|
working_path_len + 1);
|
|
|
|
if (real_path == NULL) {
|
|
|
|
Curl_safefree(ssh->homedir);
|
|
|
|
ssh->homedir = NULL;
|
|
|
|
Curl_safefree(working_path);
|
2007-06-12 17:32:45 -04:00
|
|
|
state(conn, SSH_SFTP_SHUTDOWN);
|
|
|
|
sshc->actualCode = CURLE_OUT_OF_MEMORY;
|
2007-06-12 08:31:10 -04:00
|
|
|
break;
|
|
|
|
}
|
|
|
|
/* It is referenced to the home directory, so strip the
|
|
|
|
leading '/' */
|
|
|
|
memcpy(real_path, ssh->homedir, strlen(ssh->homedir));
|
|
|
|
real_path[strlen(ssh->homedir)] = '/';
|
|
|
|
real_path[strlen(ssh->homedir)+1] = '\0';
|
|
|
|
if (working_path_len > 3) {
|
|
|
|
memcpy(real_path+strlen(ssh->homedir)+1, working_path + 3,
|
|
|
|
1 + working_path_len -3);
|
|
|
|
}
|
|
|
|
}
|
|
|
|
else {
|
|
|
|
real_path = (char *)malloc(working_path_len+1);
|
|
|
|
if (real_path == NULL) {
|
|
|
|
Curl_safefree(ssh->homedir);
|
|
|
|
ssh->homedir = NULL;
|
|
|
|
Curl_safefree(working_path);
|
2007-06-12 17:32:45 -04:00
|
|
|
state(conn, SSH_SFTP_SHUTDOWN);
|
|
|
|
sshc->actualCode = CURLE_OUT_OF_MEMORY;
|
2007-06-12 08:31:10 -04:00
|
|
|
break;
|
|
|
|
}
|
|
|
|
memcpy(real_path, working_path, 1+working_path_len);
|
|
|
|
}
|
|
|
|
}
|
|
|
|
else {
|
|
|
|
Curl_safefree(working_path);
|
2007-06-12 17:32:45 -04:00
|
|
|
state(conn, SSH_SESSION_FREE);
|
|
|
|
sshc->actualCode = CURLE_FAILED_INIT;
|
2007-06-12 08:31:10 -04:00
|
|
|
break;
|
|
|
|
}
|
2007-06-13 08:15:23 -04:00
|
|
|
|
2007-06-12 08:31:10 -04:00
|
|
|
Curl_safefree(working_path);
|
|
|
|
ssh->path = real_path;
|
2007-06-12 12:15:20 -04:00
|
|
|
|
2007-06-12 08:31:10 -04:00
|
|
|
/* Connect is all done */
|
|
|
|
state(conn, SSH_STOP);
|
|
|
|
}
|
|
|
|
break;
|
2007-06-12 17:32:45 -04:00
|
|
|
|
|
|
|
case SSH_SFTP_SHUTDOWN:
|
|
|
|
rc = libssh2_sftp_shutdown(ssh->sftp_session);
|
|
|
|
if (rc == LIBSSH2_ERROR_EAGAIN) {
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
ssh->sftp_session = NULL;
|
|
|
|
state(conn, SSH_SESSION_FREE);
|
|
|
|
break;
|
2007-06-13 08:15:23 -04:00
|
|
|
|
2007-06-12 17:32:45 -04:00
|
|
|
case SSH_SESSION_FREE:
|
2007-06-13 13:13:44 -04:00
|
|
|
rc = libssh2_session_free(ssh->ssh_session);
|
|
|
|
if (rc == LIBSSH2_ERROR_EAGAIN) {
|
|
|
|
break;
|
|
|
|
}
|
2007-06-12 17:32:45 -04:00
|
|
|
ssh->ssh_session = NULL;
|
|
|
|
state(conn, SSH_STOP);
|
|
|
|
result = sshc->actualCode;
|
|
|
|
break;
|
2007-06-13 08:15:23 -04:00
|
|
|
|
2007-06-12 08:31:10 -04:00
|
|
|
case SSH_QUIT:
|
|
|
|
/* fallthrough, just stop! */
|
|
|
|
default:
|
|
|
|
/* internal error */
|
|
|
|
state(conn, SSH_STOP);
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
|
|
|
|
return result;
|
|
|
|
}
|
|
|
|
|
|
|
|
/* called repeatedly until done from multi.c */
|
|
|
|
CURLcode Curl_ssh_multi_statemach(struct connectdata *conn,
|
|
|
|
bool *done)
|
|
|
|
{
|
2007-06-13 07:27:41 -04:00
|
|
|
#if 0
|
2007-06-12 08:31:10 -04:00
|
|
|
curl_socket_t sock = conn->sock[FIRSTSOCKET];
|
2007-06-13 07:27:41 -04:00
|
|
|
#endif
|
2007-06-12 08:31:10 -04:00
|
|
|
int rc = 1;
|
|
|
|
struct SessionHandle *data=conn->data;
|
|
|
|
struct ssh_conn *sshc = &conn->proto.sshc;
|
|
|
|
CURLcode result = CURLE_OK;
|
|
|
|
#if 0
|
|
|
|
long timeout_ms = ssh_state_timeout(conn);
|
|
|
|
#endif
|
2007-06-13 08:15:23 -04:00
|
|
|
|
2007-06-12 08:31:10 -04:00
|
|
|
*done = FALSE; /* default to not done yet */
|
2007-06-13 08:15:23 -04:00
|
|
|
|
2007-06-12 08:31:10 -04:00
|
|
|
#if 0
|
|
|
|
if (timeout_ms <= 0) {
|
|
|
|
failf(data, "SSH response timeout");
|
|
|
|
return CURLE_OPERATION_TIMEDOUT;
|
|
|
|
}
|
|
|
|
|
|
|
|
rc = Curl_socket_ready(sshc->sendleft?CURL_SOCKET_BAD:sock, /* reading */
|
|
|
|
sshc->sendleft?sock:CURL_SOCKET_BAD, /* writing */
|
|
|
|
0);
|
|
|
|
#endif
|
|
|
|
|
|
|
|
if (rc == -1) {
|
|
|
|
failf(data, "select/poll error");
|
|
|
|
return CURLE_OUT_OF_MEMORY;
|
|
|
|
}
|
|
|
|
else if (rc != 0) {
|
|
|
|
result = ssh_statemach_act(conn);
|
|
|
|
*done = (bool)(sshc->state == SSH_STOP);
|
|
|
|
}
|
|
|
|
/* if rc == 0, then select() timed out */
|
|
|
|
|
|
|
|
return result;
|
|
|
|
}
|
|
|
|
|
|
|
|
static CURLcode ssh_easy_statemach(struct connectdata *conn)
|
|
|
|
{
|
2007-06-13 07:27:41 -04:00
|
|
|
#if 0
|
2007-06-12 08:31:10 -04:00
|
|
|
curl_socket_t sock = conn->sock[FIRSTSOCKET];
|
2007-06-13 07:27:41 -04:00
|
|
|
#endif
|
2007-06-12 08:31:10 -04:00
|
|
|
int rc = 1;
|
|
|
|
struct SessionHandle *data=conn->data;
|
|
|
|
struct ssh_conn *sshc = &conn->proto.sshc;
|
|
|
|
CURLcode result = CURLE_OK;
|
2007-06-13 08:15:23 -04:00
|
|
|
|
2007-06-12 08:31:10 -04:00
|
|
|
while(sshc->state != SSH_STOP) {
|
|
|
|
#if 0
|
|
|
|
long timeout_ms = ssh_state_timeout(conn);
|
2007-06-13 08:15:23 -04:00
|
|
|
|
2007-06-12 08:31:10 -04:00
|
|
|
if (timeout_ms <=0 ) {
|
|
|
|
failf(data, "SSH response timeout");
|
|
|
|
return CURLE_OPERATION_TIMEDOUT; /* already too little time */
|
|
|
|
}
|
|
|
|
|
|
|
|
rc = Curl_socket_ready(sshc->sendleft?CURL_SOCKET_BAD:sock, /* reading */
|
|
|
|
sshc->sendleft?sock:CURL_SOCKET_BAD, /* writing */
|
|
|
|
(int)timeout_ms);
|
|
|
|
#endif
|
|
|
|
|
|
|
|
if (rc == -1) {
|
|
|
|
failf(data, "select/poll error");
|
|
|
|
return CURLE_OUT_OF_MEMORY;
|
|
|
|
}
|
|
|
|
else if (rc == 0) {
|
|
|
|
result = CURLE_OPERATION_TIMEDOUT;
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
else {
|
|
|
|
result = ssh_statemach_act(conn);
|
|
|
|
if (result)
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
return result;
|
|
|
|
}
|
2007-06-13 10:01:48 -04:00
|
|
|
#endif /* (LIBSSH2_APINO >= 200706012030) */
|
2007-06-12 08:31:10 -04:00
|
|
|
|
|
|
|
/*
|
|
|
|
* SSH setup and connection
|
|
|
|
*/
|
2006-11-24 17:14:39 -05:00
|
|
|
static CURLcode ssh_init(struct connectdata *conn)
|
2006-11-02 16:56:40 -05:00
|
|
|
{
|
|
|
|
struct SessionHandle *data = conn->data;
|
2006-11-24 17:14:39 -05:00
|
|
|
struct SSHPROTO *ssh;
|
|
|
|
if (data->reqdata.proto.ssh)
|
2006-11-02 16:56:40 -05:00
|
|
|
return CURLE_OK;
|
|
|
|
|
2006-11-24 17:14:39 -05:00
|
|
|
ssh = (struct SSHPROTO *)calloc(sizeof(struct SSHPROTO), 1);
|
|
|
|
if (!ssh)
|
2006-11-02 16:56:40 -05:00
|
|
|
return CURLE_OUT_OF_MEMORY;
|
|
|
|
|
2006-11-24 17:14:39 -05:00
|
|
|
data->reqdata.proto.ssh = ssh;
|
2006-11-02 16:56:40 -05:00
|
|
|
|
2006-11-24 17:14:39 -05:00
|
|
|
/* get some initial data into the ssh struct */
|
|
|
|
ssh->bytecountp = &data->reqdata.keep.bytecount;
|
2006-11-02 16:56:40 -05:00
|
|
|
|
|
|
|
/* no need to duplicate them, this connectdata struct won't change */
|
2006-11-24 17:14:39 -05:00
|
|
|
ssh->user = conn->user;
|
|
|
|
ssh->passwd = conn->passwd;
|
2006-11-02 16:56:40 -05:00
|
|
|
|
2006-11-24 17:14:39 -05:00
|
|
|
ssh->errorstr = NULL;
|
|
|
|
|
|
|
|
ssh->ssh_session = NULL;
|
|
|
|
ssh->ssh_channel = NULL;
|
|
|
|
ssh->sftp_session = NULL;
|
|
|
|
ssh->sftp_handle = NULL;
|
2006-11-02 16:56:40 -05:00
|
|
|
|
|
|
|
return CURLE_OK;
|
|
|
|
}
|
|
|
|
|
|
|
|
/*
|
2006-11-24 17:14:39 -05:00
|
|
|
* Curl_ssh_connect() gets called from Curl_protocol_connect() to allow us to
|
2006-11-02 16:56:40 -05:00
|
|
|
* do protocol-specific actions at connect-time.
|
|
|
|
*/
|
2006-11-24 17:14:39 -05:00
|
|
|
CURLcode Curl_ssh_connect(struct connectdata *conn, bool *done)
|
2006-11-02 16:56:40 -05:00
|
|
|
{
|
|
|
|
int i;
|
2006-11-24 17:14:39 -05:00
|
|
|
struct SSHPROTO *ssh;
|
2006-11-02 16:56:40 -05:00
|
|
|
const char *fingerprint;
|
|
|
|
const char *authlist;
|
2006-11-24 17:14:39 -05:00
|
|
|
char tempHome[PATH_MAX];
|
2006-11-02 16:56:40 -05:00
|
|
|
curl_socket_t sock;
|
|
|
|
char *real_path;
|
|
|
|
char *working_path;
|
2006-11-24 17:14:39 -05:00
|
|
|
int working_path_len;
|
2006-11-02 16:56:40 -05:00
|
|
|
bool authed = FALSE;
|
|
|
|
CURLcode result;
|
|
|
|
struct SessionHandle *data = conn->data;
|
|
|
|
|
2006-11-24 17:14:39 -05:00
|
|
|
result = ssh_init(conn);
|
2006-11-02 16:56:40 -05:00
|
|
|
if (result)
|
|
|
|
return result;
|
|
|
|
|
2006-11-24 17:14:39 -05:00
|
|
|
ssh = data->reqdata.proto.ssh;
|
2006-11-02 16:56:40 -05:00
|
|
|
|
|
|
|
#ifdef CURL_LIBSSH2_DEBUG
|
2006-11-24 17:14:39 -05:00
|
|
|
if (ssh->user) {
|
|
|
|
infof(data, "User: %s\n", ssh->user);
|
2006-11-02 16:56:40 -05:00
|
|
|
}
|
2006-11-24 17:14:39 -05:00
|
|
|
if (ssh->passwd) {
|
|
|
|
infof(data, "Password: %s\n", ssh->passwd);
|
2006-11-02 16:56:40 -05:00
|
|
|
}
|
|
|
|
#endif /* CURL_LIBSSH2_DEBUG */
|
|
|
|
sock = conn->sock[FIRSTSOCKET];
|
2006-11-24 17:14:39 -05:00
|
|
|
ssh->ssh_session = libssh2_session_init_ex(libssh2_malloc, libssh2_free,
|
|
|
|
libssh2_realloc, ssh);
|
|
|
|
if (ssh->ssh_session == NULL) {
|
2007-04-08 18:44:21 -04:00
|
|
|
failf(data, "Failure initialising ssh session");
|
2006-11-02 16:56:40 -05:00
|
|
|
return CURLE_FAILED_INIT;
|
|
|
|
}
|
2007-06-11 00:07:51 -04:00
|
|
|
|
2006-11-02 16:56:40 -05:00
|
|
|
#ifdef CURL_LIBSSH2_DEBUG
|
2007-06-08 12:02:57 -04:00
|
|
|
libssh2_trace(ssh->ssh_session, LIBSSH2_TRACE_CONN|LIBSSH2_TRACE_TRANS|
|
|
|
|
LIBSSH2_TRACE_KEX|LIBSSH2_TRACE_AUTH|LIBSSH2_TRACE_SCP|
|
|
|
|
LIBSSH2_TRACE_SFTP|LIBSSH2_TRACE_ERROR|
|
|
|
|
LIBSSH2_TRACE_PUBLICKEY);
|
2006-11-24 17:14:39 -05:00
|
|
|
infof(data, "SSH socket: %d\n", sock);
|
2006-11-02 16:56:40 -05:00
|
|
|
#endif /* CURL_LIBSSH2_DEBUG */
|
|
|
|
|
2007-06-08 12:02:57 -04:00
|
|
|
#if (LIBSSH2_APINO >= 200706012030)
|
2007-06-12 08:31:10 -04:00
|
|
|
state(conn, SSH_S_STARTUP);
|
2007-06-13 08:15:23 -04:00
|
|
|
|
2007-06-12 08:31:10 -04:00
|
|
|
if (data->state.used_interface == Curl_if_multi)
|
|
|
|
result = Curl_ssh_multi_statemach(conn, done);
|
|
|
|
else {
|
|
|
|
result = ssh_easy_statemach(conn);
|
|
|
|
if (!result)
|
|
|
|
*done = TRUE;
|
|
|
|
}
|
|
|
|
|
|
|
|
return result;
|
|
|
|
(void)authed; /* not used */
|
|
|
|
(void)working_path; /* not used */
|
|
|
|
(void)working_path_len; /* not used */
|
|
|
|
(void)real_path; /* not used */
|
|
|
|
(void)tempHome; /* not used */
|
|
|
|
(void)authlist; /* not used */
|
|
|
|
(void)fingerprint; /* not used */
|
|
|
|
(void)i; /* not used */
|
2007-06-13 08:15:23 -04:00
|
|
|
|
2007-06-08 12:02:57 -04:00
|
|
|
#else /* !(LIBSSH2_APINO >= 200706012030) */
|
2007-06-13 08:15:23 -04:00
|
|
|
|
2007-06-12 08:31:10 -04:00
|
|
|
if (libssh2_session_startup(ssh->ssh_session, sock)) {
|
2007-04-08 18:44:21 -04:00
|
|
|
failf(data, "Failure establishing ssh session");
|
2006-11-24 17:14:39 -05:00
|
|
|
libssh2_session_free(ssh->ssh_session);
|
|
|
|
ssh->ssh_session = NULL;
|
2006-11-02 16:56:40 -05:00
|
|
|
return CURLE_FAILED_INIT;
|
|
|
|
}
|
|
|
|
|
|
|
|
/*
|
|
|
|
* Before we authenticate we should check the hostkey's fingerprint against
|
|
|
|
* our known hosts. How that is handled (reading from file, whatever) is
|
|
|
|
* up to us. As for know not much is implemented, besides showing how to
|
|
|
|
* get the fingerprint.
|
|
|
|
*/
|
2006-11-24 17:14:39 -05:00
|
|
|
fingerprint = libssh2_hostkey_hash(ssh->ssh_session,
|
2006-11-02 16:56:40 -05:00
|
|
|
LIBSSH2_HOSTKEY_HASH_MD5);
|
|
|
|
|
|
|
|
#ifdef CURL_LIBSSH2_DEBUG
|
|
|
|
/* The fingerprint points to static storage (!), don't free() it. */
|
2007-01-27 06:50:42 -05:00
|
|
|
infof(data, "Fingerprint: ");
|
2006-11-02 16:56:40 -05:00
|
|
|
for (i = 0; i < 16; i++) {
|
|
|
|
infof(data, "%02X ", (unsigned char) fingerprint[i]);
|
|
|
|
}
|
|
|
|
infof(data, "\n");
|
|
|
|
#endif /* CURL_LIBSSH2_DEBUG */
|
|
|
|
|
|
|
|
/* TBD - methods to check the host keys need to be done */
|
|
|
|
|
|
|
|
/*
|
|
|
|
* Figure out authentication methods
|
|
|
|
* NB: As soon as we have provided a username to an openssh server we must
|
|
|
|
* never change it later. Thus, always specify the correct username here,
|
|
|
|
* even though the libssh2 docs kind of indicate that it should be possible
|
|
|
|
* to get a 'generic' list (not user-specific) of authentication methods,
|
|
|
|
* presumably with a blank username. That won't work in my experience.
|
|
|
|
* So always specify it here.
|
|
|
|
*/
|
2006-11-24 17:14:39 -05:00
|
|
|
authlist = libssh2_userauth_list(ssh->ssh_session, ssh->user,
|
|
|
|
strlen(ssh->user));
|
2007-03-14 20:04:41 -04:00
|
|
|
if (!authlist) {
|
|
|
|
libssh2_session_free(ssh->ssh_session);
|
|
|
|
ssh->ssh_session = NULL;
|
|
|
|
return CURLE_OUT_OF_MEMORY;
|
|
|
|
}
|
2007-03-13 22:04:17 -04:00
|
|
|
infof(data, "SSH authentication methods available: %s\n", authlist);
|
2006-11-02 16:56:40 -05:00
|
|
|
|
|
|
|
/*
|
|
|
|
* Check the supported auth types in the order I feel is most secure with the
|
|
|
|
* requested type of authentication
|
|
|
|
*/
|
|
|
|
if ((data->set.ssh_auth_types & CURLSSH_AUTH_PUBLICKEY) &&
|
|
|
|
(strstr(authlist, "publickey") != NULL)) {
|
2007-03-24 13:23:01 -04:00
|
|
|
char *home;
|
2007-03-23 13:59:40 -04:00
|
|
|
const char *passphrase;
|
|
|
|
char rsa_pub[PATH_MAX];
|
|
|
|
char rsa[PATH_MAX];
|
|
|
|
|
|
|
|
rsa_pub[0] = rsa[0] = '\0';
|
|
|
|
|
2006-11-02 16:56:40 -05:00
|
|
|
/* To ponder about: should really the lib be messing about with the HOME
|
|
|
|
environment variable etc? */
|
|
|
|
home = curl_getenv("HOME");
|
|
|
|
|
|
|
|
if (data->set.ssh_public_key)
|
|
|
|
snprintf(rsa_pub, sizeof(rsa_pub), "%s", data->set.ssh_public_key);
|
2006-11-24 17:14:39 -05:00
|
|
|
else if (home)
|
2006-11-02 16:56:40 -05:00
|
|
|
snprintf(rsa_pub, sizeof(rsa_pub), "%s/.ssh/id_dsa.pub", home);
|
|
|
|
|
2006-11-24 17:14:39 -05:00
|
|
|
if (data->set.ssh_private_key)
|
2006-11-02 16:56:40 -05:00
|
|
|
snprintf(rsa, sizeof(rsa), "%s", data->set.ssh_private_key);
|
2006-11-24 17:14:39 -05:00
|
|
|
else if (home)
|
2006-11-02 16:56:40 -05:00
|
|
|
snprintf(rsa, sizeof(rsa), "%s/.ssh/id_dsa", home);
|
|
|
|
|
2007-03-23 13:59:40 -04:00
|
|
|
passphrase = data->set.key_passwd;
|
|
|
|
if (!passphrase)
|
|
|
|
passphrase = "";
|
|
|
|
|
2006-11-02 16:56:40 -05:00
|
|
|
curl_free(home);
|
|
|
|
|
2007-03-13 22:04:17 -04:00
|
|
|
infof(conn->data, "Using ssh public key file %s\n", rsa_pub);
|
|
|
|
infof(conn->data, "Using ssh private key file %s\n", rsa);
|
|
|
|
|
2006-11-02 16:56:40 -05:00
|
|
|
if (rsa_pub[0]) {
|
|
|
|
/* The function below checks if the files exists, no need to stat() here.
|
2006-11-24 17:14:39 -05:00
|
|
|
*/
|
2007-06-12 08:31:10 -04:00
|
|
|
if (libssh2_userauth_publickey_fromfile(ssh->ssh_session, ssh->user,
|
|
|
|
rsa_pub, rsa, passphrase) == 0) {
|
2006-11-02 16:56:40 -05:00
|
|
|
authed = TRUE;
|
2007-03-13 22:04:17 -04:00
|
|
|
infof(conn->data, "Initialized SSH public key authentication\n");
|
2006-11-02 16:56:40 -05:00
|
|
|
}
|
|
|
|
}
|
|
|
|
}
|
|
|
|
if (!authed &&
|
|
|
|
(data->set.ssh_auth_types & CURLSSH_AUTH_PASSWORD) &&
|
|
|
|
(strstr(authlist, "password") != NULL)) {
|
2007-06-12 08:31:10 -04:00
|
|
|
if (!libssh2_userauth_password(ssh->ssh_session, ssh->user, ssh->passwd)) {
|
2006-11-02 16:56:40 -05:00
|
|
|
authed = TRUE;
|
2007-03-13 22:04:17 -04:00
|
|
|
infof(conn->data, "Initialized password authentication\n");
|
|
|
|
}
|
2006-11-02 16:56:40 -05:00
|
|
|
}
|
|
|
|
if (!authed && (data->set.ssh_auth_types & CURLSSH_AUTH_HOST) &&
|
|
|
|
(strstr(authlist, "hostbased") != NULL)) {
|
|
|
|
}
|
|
|
|
if (!authed && (data->set.ssh_auth_types & CURLSSH_AUTH_KEYBOARD)
|
|
|
|
&& (strstr(authlist, "keyboard-interactive") != NULL)) {
|
|
|
|
/* Authentication failed. Continue with keyboard-interactive now. */
|
2007-06-12 08:31:10 -04:00
|
|
|
if (!libssh2_userauth_keyboard_interactive_ex(ssh->ssh_session, ssh->user,
|
|
|
|
strlen(ssh->user),
|
|
|
|
&kbd_callback)) {
|
2006-11-02 16:56:40 -05:00
|
|
|
authed = TRUE;
|
2007-03-13 22:04:17 -04:00
|
|
|
infof(conn->data, "Initialized keyboard interactive authentication\n");
|
2006-11-02 16:56:40 -05:00
|
|
|
}
|
|
|
|
}
|
2007-03-14 20:04:41 -04:00
|
|
|
Curl_safefree((void *)authlist);
|
|
|
|
authlist = NULL;
|
2006-11-02 16:56:40 -05:00
|
|
|
|
|
|
|
if (!authed) {
|
2007-04-08 18:44:21 -04:00
|
|
|
failf(data, "Authentication failure");
|
2006-11-24 17:14:39 -05:00
|
|
|
libssh2_session_free(ssh->ssh_session);
|
|
|
|
ssh->ssh_session = NULL;
|
2007-04-08 18:44:21 -04:00
|
|
|
return CURLE_LOGIN_DENIED;
|
2006-11-02 16:56:40 -05:00
|
|
|
}
|
|
|
|
|
|
|
|
/*
|
|
|
|
* At this point we have an authenticated ssh session.
|
|
|
|
*/
|
2007-03-22 20:03:34 -04:00
|
|
|
infof(conn->data, "Authentication complete\n");
|
|
|
|
|
2006-11-02 16:56:40 -05:00
|
|
|
conn->sockfd = sock;
|
|
|
|
conn->writesockfd = CURL_SOCKET_BAD;
|
|
|
|
|
2006-11-24 17:14:39 -05:00
|
|
|
if (conn->protocol == PROT_SFTP) {
|
|
|
|
/*
|
|
|
|
* Start the libssh2 sftp session
|
|
|
|
*/
|
|
|
|
ssh->sftp_session = libssh2_sftp_init(ssh->ssh_session);
|
|
|
|
if (ssh->sftp_session == NULL) {
|
|
|
|
failf(data, "Failure initialising sftp session\n");
|
|
|
|
libssh2_session_free(ssh->ssh_session);
|
|
|
|
ssh->ssh_session = NULL;
|
|
|
|
return CURLE_FAILED_INIT;
|
|
|
|
}
|
|
|
|
|
|
|
|
/*
|
|
|
|
* Get the "home" directory
|
|
|
|
*/
|
2007-06-16 12:58:02 -04:00
|
|
|
i = libssh2_sftp_realpath(ssh->sftp_session, ".", tempHome, PATH_MAX-1);
|
|
|
|
if (i > 0) {
|
2006-11-24 17:14:39 -05:00
|
|
|
/* It seems that this string is not always NULL terminated */
|
|
|
|
tempHome[i] = '\0';
|
|
|
|
ssh->homedir = (char *)strdup(tempHome);
|
|
|
|
if (!ssh->homedir) {
|
|
|
|
libssh2_sftp_shutdown(ssh->sftp_session);
|
|
|
|
ssh->sftp_session = NULL;
|
|
|
|
libssh2_session_free(ssh->ssh_session);
|
|
|
|
ssh->ssh_session = NULL;
|
|
|
|
return CURLE_OUT_OF_MEMORY;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
else {
|
|
|
|
/* Return the error type */
|
|
|
|
i = libssh2_sftp_last_error(ssh->sftp_session);
|
|
|
|
DEBUGF(infof(data, "error = %d\n", i));
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
2007-06-12 08:31:10 -04:00
|
|
|
working_path = curl_easy_unescape(data, data->reqdata.path, 0,
|
|
|
|
&working_path_len);
|
|
|
|
if (!working_path)
|
|
|
|
return CURLE_OUT_OF_MEMORY;
|
2007-06-13 08:15:23 -04:00
|
|
|
|
2007-03-14 20:04:41 -04:00
|
|
|
/* Check for /~/ , indicating relative to the user's home directory */
|
2006-11-24 17:14:39 -05:00
|
|
|
if (conn->protocol == PROT_SCP) {
|
|
|
|
real_path = (char *)malloc(working_path_len+1);
|
|
|
|
if (real_path == NULL) {
|
|
|
|
libssh2_session_free(ssh->ssh_session);
|
|
|
|
ssh->ssh_session = NULL;
|
2007-03-15 17:25:56 -04:00
|
|
|
Curl_safefree(working_path);
|
2006-11-24 17:14:39 -05:00
|
|
|
return CURLE_OUT_OF_MEMORY;
|
|
|
|
}
|
|
|
|
if (working_path[1] == '~')
|
|
|
|
/* It is referenced to the home directory, so strip the leading '/' */
|
|
|
|
memcpy(real_path, working_path+1, 1 + working_path_len-1);
|
|
|
|
else
|
|
|
|
memcpy(real_path, working_path, 1 + working_path_len);
|
|
|
|
}
|
|
|
|
else if (conn->protocol == PROT_SFTP) {
|
|
|
|
if (working_path[1] == '~') {
|
|
|
|
real_path = (char *)malloc(strlen(ssh->homedir) +
|
|
|
|
working_path_len + 1);
|
|
|
|
if (real_path == NULL) {
|
|
|
|
libssh2_sftp_shutdown(ssh->sftp_session);
|
|
|
|
ssh->sftp_session = NULL;
|
|
|
|
libssh2_session_free(ssh->ssh_session);
|
|
|
|
ssh->ssh_session = NULL;
|
2007-04-06 02:32:05 -04:00
|
|
|
Curl_safefree(ssh->homedir);
|
|
|
|
ssh->homedir = NULL;
|
2006-11-24 17:14:39 -05:00
|
|
|
Curl_safefree(working_path);
|
|
|
|
return CURLE_OUT_OF_MEMORY;
|
|
|
|
}
|
|
|
|
/* It is referenced to the home directory, so strip the leading '/' */
|
|
|
|
memcpy(real_path, ssh->homedir, strlen(ssh->homedir));
|
|
|
|
real_path[strlen(ssh->homedir)] = '/';
|
|
|
|
real_path[strlen(ssh->homedir)+1] = '\0';
|
|
|
|
if (working_path_len > 3) {
|
|
|
|
memcpy(real_path+strlen(ssh->homedir)+1, working_path + 3,
|
|
|
|
1 + working_path_len -3);
|
|
|
|
}
|
|
|
|
}
|
|
|
|
else {
|
|
|
|
real_path = (char *)malloc(working_path_len+1);
|
|
|
|
if (real_path == NULL) {
|
2007-03-15 17:25:56 -04:00
|
|
|
libssh2_sftp_shutdown(ssh->sftp_session);
|
|
|
|
ssh->sftp_session = NULL;
|
2006-11-24 17:14:39 -05:00
|
|
|
libssh2_session_free(ssh->ssh_session);
|
|
|
|
ssh->ssh_session = NULL;
|
2007-04-06 02:32:05 -04:00
|
|
|
Curl_safefree(ssh->homedir);
|
|
|
|
ssh->homedir = NULL;
|
2006-11-24 17:14:39 -05:00
|
|
|
Curl_safefree(working_path);
|
|
|
|
return CURLE_OUT_OF_MEMORY;
|
|
|
|
}
|
|
|
|
memcpy(real_path, working_path, 1+working_path_len);
|
|
|
|
}
|
|
|
|
}
|
2007-03-15 17:25:56 -04:00
|
|
|
else {
|
|
|
|
libssh2_session_free(ssh->ssh_session);
|
|
|
|
ssh->ssh_session = NULL;
|
|
|
|
Curl_safefree(working_path);
|
2006-11-24 17:14:39 -05:00
|
|
|
return CURLE_FAILED_INIT;
|
2007-03-15 17:25:56 -04:00
|
|
|
}
|
2006-11-24 17:14:39 -05:00
|
|
|
|
|
|
|
Curl_safefree(working_path);
|
|
|
|
ssh->path = real_path;
|
|
|
|
|
2006-11-02 16:56:40 -05:00
|
|
|
*done = TRUE;
|
|
|
|
return CURLE_OK;
|
2007-06-12 08:31:10 -04:00
|
|
|
#endif /* !(LIBSSH2_APINO >= 200706012030) */
|
2006-11-02 16:56:40 -05:00
|
|
|
}
|
|
|
|
|
|
|
|
CURLcode Curl_scp_do(struct connectdata *conn, bool *done)
|
|
|
|
{
|
|
|
|
struct stat sb;
|
2006-11-24 17:14:39 -05:00
|
|
|
struct SSHPROTO *scp = conn->data->reqdata.proto.ssh;
|
2006-11-02 16:56:40 -05:00
|
|
|
CURLcode res = CURLE_OK;
|
|
|
|
|
|
|
|
*done = TRUE; /* unconditionally */
|
|
|
|
|
|
|
|
if (conn->data->set.upload) {
|
2007-05-08 07:34:31 -04:00
|
|
|
if(conn->data->set.infilesize < 0) {
|
|
|
|
failf(conn->data, "SCP requries a known file size for upload");
|
|
|
|
return CURLE_UPLOAD_FAILED;
|
|
|
|
}
|
2006-11-02 16:56:40 -05:00
|
|
|
/*
|
2007-05-08 07:34:31 -04:00
|
|
|
* libssh2 requires that the destination path is a full path that includes
|
|
|
|
* the destination file and name OR ends in a "/" . If this is not done
|
|
|
|
* the destination file will be named the same name as the last directory
|
|
|
|
* in the path.
|
2006-11-02 16:56:40 -05:00
|
|
|
*/
|
2007-06-08 12:02:57 -04:00
|
|
|
#if (LIBSSH2_APINO >= 200706012030)
|
|
|
|
do {
|
|
|
|
scp->ssh_channel = libssh2_scp_send_ex(scp->ssh_session, scp->path,
|
|
|
|
LIBSSH2_SFTP_S_IRUSR|
|
|
|
|
LIBSSH2_SFTP_S_IWUSR|
|
|
|
|
LIBSSH2_SFTP_S_IRGRP|
|
|
|
|
LIBSSH2_SFTP_S_IROTH,
|
|
|
|
conn->data->set.infilesize, 0, 0);
|
|
|
|
if (!scp->ssh_channel &&
|
|
|
|
(libssh2_session_last_errno(scp->ssh_session) !=
|
|
|
|
LIBSSH2_ERROR_EAGAIN)) {
|
|
|
|
return CURLE_FAILED_INIT;
|
|
|
|
}
|
|
|
|
} while (!scp->ssh_channel);
|
|
|
|
#else /* !(LIBSSH2_APINO >= 200706012030) */
|
2006-11-24 17:14:39 -05:00
|
|
|
scp->ssh_channel = libssh2_scp_send_ex(scp->ssh_session, scp->path,
|
2006-12-21 10:47:19 -05:00
|
|
|
LIBSSH2_SFTP_S_IRUSR|
|
|
|
|
LIBSSH2_SFTP_S_IWUSR|
|
|
|
|
LIBSSH2_SFTP_S_IRGRP|
|
|
|
|
LIBSSH2_SFTP_S_IROTH,
|
|
|
|
conn->data->set.infilesize, 0, 0);
|
2006-11-24 17:14:39 -05:00
|
|
|
if (!scp->ssh_channel)
|
2006-11-02 16:56:40 -05:00
|
|
|
return CURLE_FAILED_INIT;
|
2007-06-08 12:02:57 -04:00
|
|
|
#endif /* !(LIBSSH2_APINO >= 200706012030) */
|
2006-11-24 17:14:39 -05:00
|
|
|
|
|
|
|
/* upload data */
|
|
|
|
res = Curl_setup_transfer(conn, -1, -1, FALSE, NULL, FIRSTSOCKET, NULL);
|
2006-11-02 16:56:40 -05:00
|
|
|
}
|
|
|
|
else {
|
|
|
|
/*
|
2007-03-14 20:04:41 -04:00
|
|
|
* We must check the remote file; if it is a directory no values will
|
2006-11-24 17:14:39 -05:00
|
|
|
* be set in sb
|
2006-11-02 16:56:40 -05:00
|
|
|
*/
|
2006-11-24 17:14:39 -05:00
|
|
|
curl_off_t bytecount;
|
2006-11-02 16:56:40 -05:00
|
|
|
memset(&sb, 0, sizeof(struct stat));
|
2007-06-08 12:02:57 -04:00
|
|
|
#if (LIBSSH2_APINO >= 200706012030)
|
|
|
|
do {
|
|
|
|
scp->ssh_channel = libssh2_scp_recv(scp->ssh_session, scp->path, &sb);
|
|
|
|
if (!scp->ssh_channel &&
|
|
|
|
(libssh2_session_last_errno(scp->ssh_session) !=
|
|
|
|
LIBSSH2_ERROR_EAGAIN)) {
|
|
|
|
if ((sb.st_mode == 0) && (sb.st_atime == 0) && (sb.st_mtime == 0) &&
|
|
|
|
(sb.st_size == 0)) {
|
|
|
|
/* Since sb is still empty, it is likely the file was not found */
|
|
|
|
return CURLE_REMOTE_FILE_NOT_FOUND;
|
|
|
|
}
|
|
|
|
return libssh2_session_error_to_CURLE(
|
|
|
|
libssh2_session_last_error(scp->ssh_session, NULL, NULL, 0));
|
|
|
|
}
|
|
|
|
} while (!scp->ssh_channel);
|
|
|
|
#else /* !(LIBSSH2_APINO >= 200706012030) */
|
2006-11-24 17:14:39 -05:00
|
|
|
scp->ssh_channel = libssh2_scp_recv(scp->ssh_session, scp->path, &sb);
|
|
|
|
if (!scp->ssh_channel) {
|
2006-11-02 16:56:40 -05:00
|
|
|
if ((sb.st_mode == 0) && (sb.st_atime == 0) && (sb.st_mtime == 0) &&
|
|
|
|
(sb.st_size == 0)) {
|
|
|
|
/* Since sb is still empty, it is likely the file was not found */
|
|
|
|
return CURLE_REMOTE_FILE_NOT_FOUND;
|
|
|
|
}
|
2007-04-08 18:44:21 -04:00
|
|
|
return libssh2_session_error_to_CURLE(
|
|
|
|
libssh2_session_last_error(scp->ssh_session, NULL, NULL, 0));
|
2006-11-02 16:56:40 -05:00
|
|
|
}
|
2007-06-08 12:02:57 -04:00
|
|
|
#endif /* !(LIBSSH2_APINO >= 200706012030) */
|
2006-11-24 17:14:39 -05:00
|
|
|
/* download data */
|
|
|
|
bytecount = (curl_off_t) sb.st_size;
|
2006-11-25 04:49:29 -05:00
|
|
|
conn->data->reqdata.maxdownload = (curl_off_t) sb.st_size;
|
2006-11-24 17:14:39 -05:00
|
|
|
res = Curl_setup_transfer(conn, FIRSTSOCKET,
|
|
|
|
bytecount, FALSE, NULL, -1, NULL);
|
2006-11-02 16:56:40 -05:00
|
|
|
}
|
|
|
|
|
|
|
|
return res;
|
|
|
|
}
|
|
|
|
|
2007-01-16 17:22:10 -05:00
|
|
|
CURLcode Curl_scp_done(struct connectdata *conn, CURLcode status,
|
|
|
|
bool premature)
|
2006-11-02 16:56:40 -05:00
|
|
|
{
|
2007-06-08 12:02:57 -04:00
|
|
|
int rc;
|
2006-11-24 17:14:39 -05:00
|
|
|
struct SSHPROTO *scp = conn->data->reqdata.proto.ssh;
|
2007-01-16 17:22:10 -05:00
|
|
|
(void)premature; /* not used */
|
2006-11-02 16:56:40 -05:00
|
|
|
|
2006-11-24 17:14:39 -05:00
|
|
|
Curl_safefree(scp->path);
|
|
|
|
scp->path = NULL;
|
2006-11-02 16:56:40 -05:00
|
|
|
|
2006-11-24 17:14:39 -05:00
|
|
|
if (scp->ssh_channel) {
|
2007-06-08 12:02:57 -04:00
|
|
|
#if (LIBSSH2_APINO >= 200706012030)
|
|
|
|
if (conn->data->set.upload) {
|
|
|
|
while ((rc = libssh2_channel_send_eof(scp->ssh_channel)) ==
|
|
|
|
LIBSSH2_ERROR_EAGAIN);
|
|
|
|
if (rc) {
|
|
|
|
infof(conn->data, "Failed to send libssh2 channel EOF\n");
|
|
|
|
}
|
|
|
|
while ((rc = libssh2_channel_wait_eof(scp->ssh_channel)) ==
|
|
|
|
LIBSSH2_ERROR_EAGAIN);
|
|
|
|
if (rc) {
|
|
|
|
infof(conn->data, "Failed to get channel EOF\n");
|
|
|
|
}
|
|
|
|
while ((rc = libssh2_channel_wait_closed(scp->ssh_channel)) ==
|
|
|
|
LIBSSH2_ERROR_EAGAIN);
|
|
|
|
if (rc) {
|
|
|
|
infof(conn->data, "Channel failed to close\n");
|
|
|
|
}
|
|
|
|
}
|
|
|
|
#else /* !(LIBSSH2_APINO >= 200706012030) */
|
2007-04-08 18:44:21 -04:00
|
|
|
if (conn->data->set.upload &&
|
|
|
|
libssh2_channel_send_eof(scp->ssh_channel) < 0) {
|
2007-03-29 15:17:18 -04:00
|
|
|
infof(conn->data, "Failed to send libssh2 channel EOF\n");
|
|
|
|
}
|
2006-11-24 17:14:39 -05:00
|
|
|
if (libssh2_channel_close(scp->ssh_channel) < 0) {
|
|
|
|
infof(conn->data, "Failed to stop libssh2 channel subsystem\n");
|
2006-11-02 16:56:40 -05:00
|
|
|
}
|
2007-06-08 12:02:57 -04:00
|
|
|
#endif /* !(LIBSSH2_APINO >= 200706012030) */
|
2007-06-08 12:19:21 -04:00
|
|
|
libssh2_channel_free(scp->ssh_channel);
|
2006-11-02 16:56:40 -05:00
|
|
|
}
|
|
|
|
|
2006-11-24 17:14:39 -05:00
|
|
|
if (scp->ssh_session) {
|
2007-06-08 12:02:57 -04:00
|
|
|
#if (LIBSSH2_APINO >= 200706012030)
|
2007-06-11 00:07:51 -04:00
|
|
|
while (libssh2_session_disconnect(scp->ssh_session, "Shutdown") ==
|
2007-06-08 12:02:57 -04:00
|
|
|
LIBSSH2_ERROR_EAGAIN);
|
|
|
|
#else /* !(LIBSSH2_APINO >= 200706012030) */
|
2006-11-24 17:14:39 -05:00
|
|
|
libssh2_session_disconnect(scp->ssh_session, "Shutdown");
|
2007-06-08 12:02:57 -04:00
|
|
|
#endif /* !(LIBSSH2_APINO >= 200706012030) */
|
2006-11-24 17:14:39 -05:00
|
|
|
libssh2_session_free(scp->ssh_session);
|
|
|
|
scp->ssh_session = NULL;
|
2006-11-02 16:56:40 -05:00
|
|
|
}
|
|
|
|
|
2006-11-24 17:14:39 -05:00
|
|
|
free(conn->data->reqdata.proto.ssh);
|
|
|
|
conn->data->reqdata.proto.ssh = NULL;
|
2006-11-02 16:56:40 -05:00
|
|
|
Curl_pgrsDone(conn);
|
|
|
|
|
|
|
|
(void)status; /* unused */
|
2007-06-11 00:07:51 -04:00
|
|
|
(void) rc; /* possiby unused */
|
2006-11-02 16:56:40 -05:00
|
|
|
|
|
|
|
return CURLE_OK;
|
|
|
|
}
|
|
|
|
|
|
|
|
/* return number of received (decrypted) bytes */
|
2006-11-24 17:14:39 -05:00
|
|
|
ssize_t Curl_scp_send(struct connectdata *conn, int sockindex,
|
|
|
|
void *mem, size_t len)
|
2006-11-02 16:56:40 -05:00
|
|
|
{
|
|
|
|
ssize_t nwrite;
|
|
|
|
|
2006-11-24 17:14:39 -05:00
|
|
|
/* libssh2_channel_write() returns int
|
|
|
|
*
|
|
|
|
* NOTE: we should not store nor rely on connection-related data to be
|
|
|
|
* in the SessionHandle struct
|
|
|
|
*/
|
2007-06-08 12:02:57 -04:00
|
|
|
#if defined(LIBSSH2CHANNEL_EAGAIN) && (LIBSSH2_APINO < 200706012030)
|
2007-02-07 17:00:33 -05:00
|
|
|
nwrite = (ssize_t)
|
|
|
|
libssh2_channel_writenb(conn->data->reqdata.proto.ssh->ssh_channel,
|
|
|
|
mem, len);
|
|
|
|
#else
|
2006-11-24 17:14:39 -05:00
|
|
|
nwrite = (ssize_t)
|
|
|
|
libssh2_channel_write(conn->data->reqdata.proto.ssh->ssh_channel,
|
|
|
|
mem, len);
|
2007-06-12 17:32:45 -04:00
|
|
|
#if (LIBSSH2_APINO >= 200706012030)
|
|
|
|
if (nwrite == LIBSSH2_ERROR_EAGAIN) {
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
#endif
|
2007-02-07 17:00:33 -05:00
|
|
|
#endif
|
2006-11-02 16:56:40 -05:00
|
|
|
(void)sockindex;
|
|
|
|
return nwrite;
|
|
|
|
}
|
|
|
|
|
|
|
|
/*
|
|
|
|
* If the read would block (EWOULDBLOCK) we return -1. Otherwise we return
|
|
|
|
* a regular CURLcode value.
|
|
|
|
*/
|
2006-11-24 17:14:39 -05:00
|
|
|
ssize_t Curl_scp_recv(struct connectdata *conn, int sockindex,
|
2007-02-02 10:26:57 -05:00
|
|
|
char *mem, size_t len)
|
2006-11-02 16:56:40 -05:00
|
|
|
{
|
|
|
|
ssize_t nread;
|
2007-02-02 10:26:57 -05:00
|
|
|
(void)sockindex; /* we only support SCP on the fixed known primary socket */
|
2006-11-02 16:56:40 -05:00
|
|
|
|
2006-11-24 17:14:39 -05:00
|
|
|
/* libssh2_channel_read() returns int
|
|
|
|
*
|
|
|
|
* NOTE: we should not store nor rely on connection-related data to be
|
|
|
|
* in the SessionHandle struct
|
|
|
|
*/
|
|
|
|
|
2007-06-08 12:02:57 -04:00
|
|
|
#if defined(LIBSSH2CHANNEL_EAGAIN) && (LIBSSH2_APINO < 200706012030)
|
2007-02-02 10:26:57 -05:00
|
|
|
/* we prefer the non-blocking API but that didn't exist previously */
|
|
|
|
nread = (ssize_t)
|
|
|
|
libssh2_channel_readnb(conn->data->reqdata.proto.ssh->ssh_channel,
|
|
|
|
mem, len);
|
|
|
|
#else
|
2006-11-24 17:14:39 -05:00
|
|
|
nread = (ssize_t)
|
|
|
|
libssh2_channel_read(conn->data->reqdata.proto.ssh->ssh_channel,
|
|
|
|
mem, len);
|
2007-02-02 10:26:57 -05:00
|
|
|
#endif
|
2006-11-24 17:14:39 -05:00
|
|
|
return nread;
|
|
|
|
}
|
|
|
|
|
|
|
|
/*
|
|
|
|
* =============== SFTP ===============
|
|
|
|
*/
|
|
|
|
|
|
|
|
CURLcode Curl_sftp_do(struct connectdata *conn, bool *done)
|
|
|
|
{
|
|
|
|
LIBSSH2_SFTP_ATTRIBUTES attrs;
|
|
|
|
struct SSHPROTO *sftp = conn->data->reqdata.proto.ssh;
|
|
|
|
CURLcode res = CURLE_OK;
|
|
|
|
struct SessionHandle *data = conn->data;
|
|
|
|
curl_off_t bytecount = 0;
|
|
|
|
char *buf = data->state.buffer;
|
2007-04-08 18:44:21 -04:00
|
|
|
unsigned long err = 0;
|
2007-06-08 12:02:57 -04:00
|
|
|
int rc;
|
2006-11-24 17:14:39 -05:00
|
|
|
|
|
|
|
*done = TRUE; /* unconditionally */
|
|
|
|
|
2007-05-14 20:28:50 -04:00
|
|
|
/* Send any quote commands */
|
|
|
|
if(conn->data->set.quote) {
|
|
|
|
infof(conn->data, "Sending quote commands\n");
|
|
|
|
res = sftp_sendquote(conn, conn->data->set.quote);
|
|
|
|
if (res != CURLE_OK)
|
|
|
|
return res;
|
|
|
|
}
|
|
|
|
|
2006-11-24 17:14:39 -05:00
|
|
|
if (data->set.upload) {
|
|
|
|
/*
|
|
|
|
* NOTE!!! libssh2 requires that the destination path is a full path
|
|
|
|
* that includes the destination file and name OR ends in a "/" .
|
|
|
|
* If this is not done the destination file will be named the
|
|
|
|
* same name as the last directory in the path.
|
|
|
|
*/
|
2007-06-08 12:02:57 -04:00
|
|
|
#if (LIBSSH2_APINO >= 200706012030)
|
|
|
|
do {
|
|
|
|
sftp->sftp_handle =
|
|
|
|
libssh2_sftp_open(sftp->sftp_session, sftp->path,
|
|
|
|
LIBSSH2_FXF_WRITE|LIBSSH2_FXF_CREAT|LIBSSH2_FXF_TRUNC,
|
|
|
|
LIBSSH2_SFTP_S_IRUSR|LIBSSH2_SFTP_S_IWUSR|
|
|
|
|
LIBSSH2_SFTP_S_IRGRP|LIBSSH2_SFTP_S_IROTH);
|
|
|
|
if (!sftp->sftp_handle &&
|
|
|
|
(libssh2_session_last_errno(sftp->ssh_session) !=
|
|
|
|
LIBSSH2_ERROR_EAGAIN)) {
|
|
|
|
err = libssh2_sftp_last_error(sftp->sftp_session);
|
2007-06-13 08:15:23 -04:00
|
|
|
if (((err == LIBSSH2_FX_NO_SUCH_FILE) ||
|
|
|
|
(err == LIBSSH2_FX_FAILURE) ||
|
|
|
|
(err == LIBSSH2_FX_NO_SUCH_PATH)) &&
|
|
|
|
(conn->data->set.ftp_create_missing_dirs &&
|
|
|
|
(strlen(sftp->path) > 1))) {
|
|
|
|
/* try to create the path remotely */
|
|
|
|
res = sftp_create_dirs(conn);
|
|
|
|
if (res == 0) {
|
|
|
|
do {
|
|
|
|
sftp->sftp_handle = libssh2_sftp_open(sftp->sftp_session,
|
|
|
|
sftp->path,
|
|
|
|
LIBSSH2_FXF_WRITE|LIBSSH2_FXF_CREAT|LIBSSH2_FXF_TRUNC,
|
|
|
|
LIBSSH2_SFTP_S_IRUSR|LIBSSH2_SFTP_S_IWUSR|
|
|
|
|
LIBSSH2_SFTP_S_IRGRP|LIBSSH2_SFTP_S_IROTH);
|
|
|
|
if (!sftp->sftp_handle &&
|
|
|
|
(libssh2_session_last_errno(sftp->ssh_session) !=
|
|
|
|
LIBSSH2_ERROR_EAGAIN)) {
|
|
|
|
err = libssh2_sftp_last_error(sftp->sftp_session);
|
|
|
|
failf(conn->data, "Could not open remote file for writing: %s",
|
|
|
|
sftp_libssh2_strerror(err));
|
|
|
|
return sftp_libssh2_error_to_CURLE(err);
|
|
|
|
}
|
|
|
|
} while (!sftp->sftp_handle);
|
|
|
|
}
|
|
|
|
}
|
|
|
|
if (!sftp->sftp_handle) {
|
|
|
|
err = libssh2_sftp_last_error(sftp->sftp_session);
|
|
|
|
failf(conn->data, "Could not open remote file for writing: %s",
|
|
|
|
sftp_libssh2_strerror(err));
|
|
|
|
return sftp_libssh2_error_to_CURLE(err);
|
|
|
|
}
|
2007-06-08 12:02:57 -04:00
|
|
|
}
|
|
|
|
} while (!sftp->sftp_handle);
|
|
|
|
#else /* !(LIBSSH2_APINO >= 200706012030) */
|
2006-11-24 17:14:39 -05:00
|
|
|
sftp->sftp_handle =
|
|
|
|
libssh2_sftp_open(sftp->sftp_session, sftp->path,
|
2007-05-09 14:24:27 -04:00
|
|
|
LIBSSH2_FXF_WRITE|LIBSSH2_FXF_CREAT|LIBSSH2_FXF_TRUNC,
|
2006-11-24 17:14:39 -05:00
|
|
|
LIBSSH2_SFTP_S_IRUSR|LIBSSH2_SFTP_S_IWUSR|
|
|
|
|
LIBSSH2_SFTP_S_IRGRP|LIBSSH2_SFTP_S_IROTH);
|
2007-04-08 18:44:21 -04:00
|
|
|
if (!sftp->sftp_handle) {
|
|
|
|
err = libssh2_sftp_last_error(sftp->sftp_session);
|
2007-06-13 08:15:23 -04:00
|
|
|
if (((err == LIBSSH2_FX_NO_SUCH_FILE) ||
|
|
|
|
(err == LIBSSH2_FX_FAILURE) ||
|
|
|
|
(err == LIBSSH2_FX_NO_SUCH_PATH)) &&
|
|
|
|
(conn->data->set.ftp_create_missing_dirs &&
|
|
|
|
(strlen(sftp->path) > 1))) {
|
|
|
|
/* try to create the path remotely */
|
|
|
|
res = sftp_create_dirs(conn);
|
|
|
|
if (res == 0) {
|
|
|
|
sftp->sftp_handle = libssh2_sftp_open(sftp->sftp_session, sftp->path,
|
|
|
|
LIBSSH2_FXF_WRITE|LIBSSH2_FXF_CREAT|LIBSSH2_FXF_TRUNC,
|
|
|
|
LIBSSH2_SFTP_S_IRUSR|LIBSSH2_SFTP_S_IWUSR|
|
|
|
|
LIBSSH2_SFTP_S_IRGRP|LIBSSH2_SFTP_S_IROTH);
|
|
|
|
}
|
|
|
|
}
|
|
|
|
if (!sftp->sftp_handle) {
|
|
|
|
err = libssh2_sftp_last_error(sftp->sftp_session);
|
|
|
|
failf(conn->data, "Could not open remote file for writing: %s",
|
|
|
|
sftp_libssh2_strerror(err));
|
|
|
|
return sftp_libssh2_error_to_CURLE(err);
|
|
|
|
}
|
2007-04-08 18:44:21 -04:00
|
|
|
}
|
2007-06-08 12:02:57 -04:00
|
|
|
#endif /* !(LIBSSH2_APINO >= 200706012030) */
|
2006-11-24 17:14:39 -05:00
|
|
|
|
|
|
|
/* upload data */
|
|
|
|
res = Curl_setup_transfer(conn, -1, -1, FALSE, NULL, FIRSTSOCKET, NULL);
|
|
|
|
}
|
|
|
|
else {
|
|
|
|
if (sftp->path[strlen(sftp->path)-1] == '/') {
|
|
|
|
/*
|
|
|
|
* This is a directory that we are trying to get, so produce a
|
|
|
|
* directory listing
|
|
|
|
*
|
|
|
|
* **BLOCKING behaviour** This should be made into a state machine and
|
|
|
|
* get a separate function called from Curl_sftp_recv() when there is
|
|
|
|
* data to read from the network, instead of "hanging" here.
|
|
|
|
*/
|
|
|
|
char filename[PATH_MAX+1];
|
|
|
|
int len, totalLen, currLen;
|
|
|
|
char *line;
|
|
|
|
|
2007-06-08 12:02:57 -04:00
|
|
|
#if (LIBSSH2_APINO >= 200706012030)
|
|
|
|
do {
|
|
|
|
sftp->sftp_handle =
|
|
|
|
libssh2_sftp_opendir(sftp->sftp_session, sftp->path);
|
|
|
|
if (!sftp->sftp_handle &&
|
|
|
|
(libssh2_session_last_errno(sftp->ssh_session) !=
|
|
|
|
LIBSSH2_ERROR_EAGAIN)) {
|
|
|
|
err = libssh2_sftp_last_error(sftp->sftp_session);
|
|
|
|
failf(conn->data, "Could not open directory for reading: %s",
|
|
|
|
sftp_libssh2_strerror(err));
|
|
|
|
return sftp_libssh2_error_to_CURLE(err);
|
|
|
|
}
|
|
|
|
} while (!sftp->sftp_handle);
|
|
|
|
#else /* !(LIBSSH2_APINO >= 200706012030) */
|
2006-11-24 17:14:39 -05:00
|
|
|
sftp->sftp_handle =
|
|
|
|
libssh2_sftp_opendir(sftp->sftp_session, sftp->path);
|
2007-04-08 18:44:21 -04:00
|
|
|
if (!sftp->sftp_handle) {
|
|
|
|
err = libssh2_sftp_last_error(sftp->sftp_session);
|
|
|
|
failf(conn->data, "Could not open directory for reading: %s",
|
|
|
|
sftp_libssh2_strerror(err));
|
|
|
|
return sftp_libssh2_error_to_CURLE(err);
|
|
|
|
}
|
2007-06-08 12:02:57 -04:00
|
|
|
#endif /* !(LIBSSH2_APINO >= 200706012030) */
|
|
|
|
|
|
|
|
do {
|
|
|
|
#if (LIBSSH2_APINO >= 200706012030)
|
|
|
|
while ((len = libssh2_sftp_readdir(sftp->sftp_handle, filename,
|
|
|
|
PATH_MAX, &attrs)) ==
|
|
|
|
LIBSSH2_ERROR_EAGAIN);
|
|
|
|
#else /* !(LIBSSH2_APINO >= 200706012030) */
|
|
|
|
len = libssh2_sftp_readdir(sftp->sftp_handle, filename,
|
|
|
|
PATH_MAX, &attrs);
|
|
|
|
#endif /* !(LIBSSH2_APINO >= 200706012030) */
|
|
|
|
if (len > 0) {
|
|
|
|
filename[len] = '\0';
|
|
|
|
|
|
|
|
if (data->set.ftp_list_only) {
|
|
|
|
if ((attrs.flags & LIBSSH2_SFTP_ATTR_PERMISSIONS) &&
|
|
|
|
((attrs.permissions & LIBSSH2_SFTP_S_IFMT) ==
|
|
|
|
LIBSSH2_SFTP_S_IFDIR)) {
|
|
|
|
infof(data, "%s\n", filename);
|
|
|
|
}
|
2006-11-24 17:14:39 -05:00
|
|
|
}
|
2007-06-08 12:02:57 -04:00
|
|
|
else {
|
|
|
|
totalLen = 80 + len;
|
|
|
|
line = (char *)malloc(totalLen);
|
|
|
|
if (!line)
|
|
|
|
return CURLE_OUT_OF_MEMORY;
|
2006-11-24 17:14:39 -05:00
|
|
|
|
2007-06-08 12:02:57 -04:00
|
|
|
if (!(attrs.flags & LIBSSH2_SFTP_ATTR_UIDGID))
|
|
|
|
attrs.uid = attrs.gid =0;
|
|
|
|
|
|
|
|
currLen = snprintf(line, totalLen, "---------- 1 %5d %5d",
|
|
|
|
attrs.uid, attrs.gid);
|
|
|
|
|
|
|
|
if (attrs.flags & LIBSSH2_SFTP_ATTR_PERMISSIONS) {
|
|
|
|
if ((attrs.permissions & LIBSSH2_SFTP_S_IFMT) ==
|
|
|
|
LIBSSH2_SFTP_S_IFDIR) {
|
|
|
|
line[0] = 'd';
|
|
|
|
}
|
|
|
|
else if ((attrs.permissions & LIBSSH2_SFTP_S_IFMT) ==
|
|
|
|
LIBSSH2_SFTP_S_IFLNK) {
|
|
|
|
line[0] = 'l';
|
|
|
|
}
|
|
|
|
else if ((attrs.permissions & LIBSSH2_SFTP_S_IFMT) ==
|
|
|
|
LIBSSH2_SFTP_S_IFSOCK) {
|
|
|
|
line[0] = 's';
|
|
|
|
}
|
|
|
|
else if ((attrs.permissions & LIBSSH2_SFTP_S_IFMT) ==
|
|
|
|
LIBSSH2_SFTP_S_IFCHR) {
|
|
|
|
line[0] = 'c';
|
|
|
|
}
|
|
|
|
else if ((attrs.permissions & LIBSSH2_SFTP_S_IFMT) ==
|
|
|
|
LIBSSH2_SFTP_S_IFBLK) {
|
|
|
|
line[0] = 'b';
|
|
|
|
}
|
|
|
|
if (attrs.permissions & LIBSSH2_SFTP_S_IRUSR) {
|
|
|
|
line[1] = 'r';
|
|
|
|
}
|
|
|
|
if (attrs.permissions & LIBSSH2_SFTP_S_IWUSR) {
|
|
|
|
line[2] = 'w';
|
|
|
|
}
|
|
|
|
if (attrs.permissions & LIBSSH2_SFTP_S_IXUSR) {
|
|
|
|
line[3] = 'x';
|
|
|
|
}
|
|
|
|
if (attrs.permissions & LIBSSH2_SFTP_S_IRGRP) {
|
|
|
|
line[4] = 'r';
|
|
|
|
}
|
|
|
|
if (attrs.permissions & LIBSSH2_SFTP_S_IWGRP) {
|
|
|
|
line[5] = 'w';
|
|
|
|
}
|
|
|
|
if (attrs.permissions & LIBSSH2_SFTP_S_IXGRP) {
|
|
|
|
line[6] = 'x';
|
|
|
|
}
|
|
|
|
if (attrs.permissions & LIBSSH2_SFTP_S_IROTH) {
|
|
|
|
line[7] = 'r';
|
|
|
|
}
|
|
|
|
if (attrs.permissions & LIBSSH2_SFTP_S_IWOTH) {
|
|
|
|
line[8] = 'w';
|
|
|
|
}
|
|
|
|
if (attrs.permissions & LIBSSH2_SFTP_S_IXOTH) {
|
|
|
|
line[9] = 'x';
|
|
|
|
}
|
2006-11-24 17:14:39 -05:00
|
|
|
}
|
2007-06-08 12:02:57 -04:00
|
|
|
if (attrs.flags & LIBSSH2_SFTP_ATTR_SIZE) {
|
|
|
|
currLen += snprintf(line+currLen, totalLen-currLen, "%11lld",
|
|
|
|
attrs.filesize);
|
2006-11-24 17:14:39 -05:00
|
|
|
}
|
2007-06-08 12:02:57 -04:00
|
|
|
if (attrs.flags & LIBSSH2_SFTP_ATTR_ACMODTIME) {
|
|
|
|
static const char * const months[12] = {
|
|
|
|
"Jan", "Feb", "Mar", "Apr", "May", "Jun",
|
|
|
|
"Jul", "Aug", "Sep", "Oct", "Nov", "Dec"};
|
|
|
|
struct tm *nowParts;
|
|
|
|
time_t now, remoteTime;
|
|
|
|
|
|
|
|
now = time(NULL);
|
|
|
|
remoteTime = (time_t)attrs.mtime;
|
|
|
|
nowParts = localtime(&remoteTime);
|
|
|
|
|
|
|
|
if ((time_t)attrs.mtime > (now - (3600 * 24 * 180))) {
|
|
|
|
currLen += snprintf(line+currLen, totalLen-currLen,
|
|
|
|
" %s %2d %2d:%02d",
|
|
|
|
months[nowParts->tm_mon],
|
|
|
|
nowParts->tm_mday, nowParts->tm_hour,
|
|
|
|
nowParts->tm_min);
|
|
|
|
}
|
|
|
|
else {
|
|
|
|
currLen += snprintf(line+currLen, totalLen-currLen,
|
|
|
|
" %s %2d %5d", months[nowParts->tm_mon],
|
|
|
|
nowParts->tm_mday, 1900+nowParts->tm_year);
|
|
|
|
}
|
2006-11-24 17:14:39 -05:00
|
|
|
}
|
2007-06-08 12:02:57 -04:00
|
|
|
currLen += snprintf(line+currLen, totalLen-currLen, " %s",
|
|
|
|
filename);
|
|
|
|
if ((attrs.flags & LIBSSH2_SFTP_ATTR_PERMISSIONS) &&
|
|
|
|
((attrs.permissions & LIBSSH2_SFTP_S_IFMT) ==
|
|
|
|
LIBSSH2_SFTP_S_IFLNK)) {
|
|
|
|
char linkPath[PATH_MAX + 1];
|
|
|
|
|
|
|
|
snprintf(linkPath, PATH_MAX, "%s%s", sftp->path, filename);
|
2007-06-14 06:36:53 -04:00
|
|
|
#if (LIBSSH2_APINO >= 200706012030)
|
|
|
|
while ((len = libssh2_sftp_readlink(sftp->sftp_session, linkPath,
|
|
|
|
filename, PATH_MAX)) ==
|
|
|
|
LIBSSH2_ERROR_EAGAIN);
|
|
|
|
#else /* !(LIBSSH2_APINO >= 200706012030) */
|
2007-06-08 12:02:57 -04:00
|
|
|
len = libssh2_sftp_readlink(sftp->sftp_session, linkPath,
|
|
|
|
filename, PATH_MAX);
|
2007-06-14 06:36:53 -04:00
|
|
|
#endif /* !(LIBSSH2_APINO >= 200706012030) */
|
2007-06-08 12:02:57 -04:00
|
|
|
line = realloc(line, totalLen + 4 + len);
|
|
|
|
if (!line)
|
|
|
|
return CURLE_OUT_OF_MEMORY;
|
|
|
|
|
|
|
|
currLen += snprintf(line+currLen, totalLen-currLen, " -> %s",
|
|
|
|
filename);
|
2006-11-24 17:14:39 -05:00
|
|
|
}
|
|
|
|
|
2007-06-08 12:02:57 -04:00
|
|
|
currLen += snprintf(line+currLen, totalLen-currLen, "\n");
|
|
|
|
res = Curl_client_write(conn, CLIENTWRITE_BODY, line, 0);
|
|
|
|
free(line);
|
2006-11-24 17:14:39 -05:00
|
|
|
}
|
|
|
|
}
|
2007-06-08 12:02:57 -04:00
|
|
|
else if (len <= 0) {
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
} while (1);
|
|
|
|
#if (LIBSSH2_APINO >= 200706012030)
|
|
|
|
while (libssh2_sftp_closedir(sftp->sftp_handle) == LIBSSH2_ERROR_EAGAIN);
|
|
|
|
#else /* !(LIBSSH2_APINO >= 200706012030) */
|
2006-11-24 17:14:39 -05:00
|
|
|
libssh2_sftp_closedir(sftp->sftp_handle);
|
2007-06-08 12:02:57 -04:00
|
|
|
#endif /* !(LIBSSH2_APINO >= 200706012030) */
|
2006-11-24 17:14:39 -05:00
|
|
|
sftp->sftp_handle = NULL;
|
|
|
|
|
|
|
|
/* no data to transfer */
|
|
|
|
res = Curl_setup_transfer(conn, -1, -1, FALSE, NULL, -1, NULL);
|
|
|
|
}
|
|
|
|
else {
|
|
|
|
/*
|
|
|
|
* Work on getting the specified file
|
|
|
|
*/
|
2007-06-08 12:02:57 -04:00
|
|
|
#if (LIBSSH2_APINO >= 200706012030)
|
|
|
|
do {
|
|
|
|
sftp->sftp_handle =
|
|
|
|
libssh2_sftp_open(sftp->sftp_session, sftp->path, LIBSSH2_FXF_READ,
|
|
|
|
LIBSSH2_SFTP_S_IRUSR|LIBSSH2_SFTP_S_IWUSR|
|
|
|
|
LIBSSH2_SFTP_S_IRGRP|LIBSSH2_SFTP_S_IROTH);
|
|
|
|
if (!sftp->sftp_handle &&
|
|
|
|
(libssh2_session_last_errno(sftp->ssh_session) !=
|
|
|
|
LIBSSH2_ERROR_EAGAIN)) {
|
|
|
|
err = libssh2_sftp_last_error(sftp->sftp_session);
|
|
|
|
failf(conn->data, "Could not open remote file for reading: %s",
|
|
|
|
sftp_libssh2_strerror(err));
|
|
|
|
return sftp_libssh2_error_to_CURLE(err);
|
|
|
|
}
|
|
|
|
} while (!sftp->sftp_handle);
|
|
|
|
#else /* !(LIBSSH2_APINO >= 200706012030) */
|
2006-11-24 17:14:39 -05:00
|
|
|
sftp->sftp_handle =
|
2007-01-23 17:13:05 -05:00
|
|
|
libssh2_sftp_open(sftp->sftp_session, sftp->path, LIBSSH2_FXF_READ,
|
|
|
|
LIBSSH2_SFTP_S_IRUSR|LIBSSH2_SFTP_S_IWUSR|
|
|
|
|
LIBSSH2_SFTP_S_IRGRP|LIBSSH2_SFTP_S_IROTH);
|
2007-04-08 18:44:21 -04:00
|
|
|
if (!sftp->sftp_handle) {
|
|
|
|
err = libssh2_sftp_last_error(sftp->sftp_session);
|
|
|
|
failf(conn->data, "Could not open remote file for reading: %s",
|
|
|
|
sftp_libssh2_strerror(err));
|
|
|
|
return sftp_libssh2_error_to_CURLE(err);
|
|
|
|
}
|
2007-06-08 12:02:57 -04:00
|
|
|
#endif /* !(LIBSSH2_APINO >= 200706012030) */
|
|
|
|
|
|
|
|
#if (LIBSSH2_APINO >= 200706012030)
|
|
|
|
while ((rc = libssh2_sftp_stat(sftp->sftp_session, sftp->path, &attrs))
|
|
|
|
== LIBSSH2_ERROR_EAGAIN);
|
|
|
|
#else /* !(LIBSSH2_APINO >= 200706012030) */
|
|
|
|
rc = libssh2_sftp_stat(sftp->sftp_session, sftp->path, &attrs);
|
|
|
|
#endif /* !(LIBSSH2_APINO >= 200706012030) */
|
|
|
|
if (rc) {
|
2006-11-24 17:14:39 -05:00
|
|
|
/*
|
|
|
|
* libssh2_sftp_open() didn't return an error, so maybe the server
|
|
|
|
* just doesn't support stat()
|
|
|
|
*/
|
|
|
|
data->reqdata.size = -1;
|
|
|
|
data->reqdata.maxdownload = -1;
|
|
|
|
}
|
|
|
|
else {
|
|
|
|
data->reqdata.size = attrs.filesize;
|
|
|
|
data->reqdata.maxdownload = attrs.filesize;
|
|
|
|
Curl_pgrsSetDownloadSize(data, attrs.filesize);
|
|
|
|
}
|
|
|
|
|
|
|
|
Curl_pgrsTime(data, TIMER_STARTTRANSFER);
|
|
|
|
|
|
|
|
/* Now download data. The libssh2 0.14 doesn't offer any way to do this
|
|
|
|
without using this BLOCKING approach, so here's room for improvement
|
|
|
|
once libssh2 can return EWOULDBLOCK to us. */
|
|
|
|
#if 0
|
|
|
|
/* code left here just because this is what this function will use the
|
|
|
|
day libssh2 is improved */
|
|
|
|
res = Curl_setup_transfer(conn, FIRSTSOCKET,
|
|
|
|
bytecount, FALSE, NULL, -1, NULL);
|
|
|
|
#endif
|
|
|
|
while (res == CURLE_OK) {
|
2007-06-08 12:02:57 -04:00
|
|
|
#if (LIBSSH2_APINO >= 200706012030)
|
|
|
|
ssize_t nread;
|
2007-06-11 00:07:51 -04:00
|
|
|
|
2007-06-08 12:02:57 -04:00
|
|
|
while ((nread = libssh2_sftp_read(data->reqdata.proto.ssh->sftp_handle,
|
|
|
|
buf, BUFSIZE-1)) == LIBSSH2_ERROR_EAGAIN);
|
|
|
|
#else /* !(LIBSSH2_APINO >= 200706012030) */
|
2006-11-24 17:14:39 -05:00
|
|
|
size_t nread;
|
|
|
|
/* NOTE: most *read() functions return ssize_t but this returns size_t
|
2007-06-08 12:02:57 -04:00
|
|
|
which normally is unsigned! */
|
2006-11-24 17:14:39 -05:00
|
|
|
nread = libssh2_sftp_read(data->reqdata.proto.ssh->sftp_handle,
|
|
|
|
buf, BUFSIZE-1);
|
2007-06-08 12:02:57 -04:00
|
|
|
#endif /* !(LIBSSH2_APINO >= 200706012030) */
|
2006-11-24 17:14:39 -05:00
|
|
|
|
|
|
|
if (nread > 0)
|
|
|
|
buf[nread] = 0;
|
|
|
|
|
2007-06-08 12:02:57 -04:00
|
|
|
#if (LIBSSH2_APINO >= 200706012030)
|
|
|
|
if (nread <= 0)
|
|
|
|
break;
|
|
|
|
#else /* !(LIBSSH2_APINO >= 200706012030) */
|
2006-11-24 17:14:39 -05:00
|
|
|
/* this check can be changed to a <= 0 when nread is changed to a
|
2007-06-08 12:02:57 -04:00
|
|
|
signed variable type */
|
2006-11-24 17:14:39 -05:00
|
|
|
if ((nread == 0) || (nread == (size_t)~0))
|
|
|
|
break;
|
2007-06-08 12:02:57 -04:00
|
|
|
#endif /* !(LIBSSH2_APINO >= 200706012030) */
|
2006-11-24 17:14:39 -05:00
|
|
|
|
|
|
|
bytecount += nread;
|
|
|
|
|
|
|
|
res = Curl_client_write(conn, CLIENTWRITE_BODY, buf, nread);
|
|
|
|
if(res)
|
|
|
|
return res;
|
|
|
|
|
|
|
|
Curl_pgrsSetDownloadCounter(data, bytecount);
|
|
|
|
|
|
|
|
if(Curl_pgrsUpdate(conn))
|
|
|
|
res = CURLE_ABORTED_BY_CALLBACK;
|
|
|
|
else {
|
|
|
|
struct timeval now = Curl_tvnow();
|
|
|
|
res = Curl_speedcheck(data, now);
|
|
|
|
}
|
|
|
|
}
|
|
|
|
if(Curl_pgrsUpdate(conn))
|
|
|
|
res = CURLE_ABORTED_BY_CALLBACK;
|
|
|
|
|
|
|
|
/* no (more) data to transfer */
|
|
|
|
res = Curl_setup_transfer(conn, -1, -1, FALSE, NULL, -1, NULL);
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
return res;
|
|
|
|
}
|
|
|
|
|
2007-01-16 17:22:10 -05:00
|
|
|
CURLcode Curl_sftp_done(struct connectdata *conn, CURLcode status,
|
|
|
|
bool premature)
|
2006-11-24 17:14:39 -05:00
|
|
|
{
|
|
|
|
struct SSHPROTO *sftp = conn->data->reqdata.proto.ssh;
|
2007-04-03 20:46:16 -04:00
|
|
|
CURLcode rc = CURLE_OK;
|
2007-06-08 12:02:57 -04:00
|
|
|
int ret;
|
2007-01-16 17:22:10 -05:00
|
|
|
(void)premature; /* not used */
|
2006-11-24 17:14:39 -05:00
|
|
|
|
|
|
|
Curl_safefree(sftp->path);
|
|
|
|
sftp->path = NULL;
|
|
|
|
|
|
|
|
Curl_safefree(sftp->homedir);
|
|
|
|
sftp->homedir = NULL;
|
|
|
|
|
|
|
|
if (sftp->sftp_handle) {
|
2007-06-08 12:02:57 -04:00
|
|
|
#if (LIBSSH2_APINO >= 200706012030)
|
|
|
|
while ((ret = libssh2_sftp_close(sftp->sftp_handle)) ==
|
|
|
|
LIBSSH2_ERROR_EAGAIN);
|
|
|
|
if (ret < 0) {
|
|
|
|
infof(conn->data, "Failed to close libssh2 file\n");
|
|
|
|
}
|
|
|
|
#else /* !(LIBSSH2_APINO >= 200706012030) */
|
2006-11-24 17:14:39 -05:00
|
|
|
if (libssh2_sftp_close(sftp->sftp_handle) < 0) {
|
|
|
|
infof(conn->data, "Failed to close libssh2 file\n");
|
|
|
|
}
|
2007-06-08 12:02:57 -04:00
|
|
|
#endif /* !(LIBSSH2_APINO >= 200706012030) */
|
2006-11-24 17:14:39 -05:00
|
|
|
}
|
|
|
|
|
2007-05-14 20:28:50 -04:00
|
|
|
/* Before we shut down, see if there are any post-quote commands to send: */
|
|
|
|
if(!status && !premature && conn->data->set.postquote) {
|
|
|
|
infof(conn->data, "Sending postquote commands\n");
|
|
|
|
rc = sftp_sendquote(conn, conn->data->set.postquote);
|
|
|
|
}
|
|
|
|
|
2006-11-24 17:14:39 -05:00
|
|
|
if (sftp->sftp_session) {
|
2007-06-12 17:32:45 -04:00
|
|
|
#if (LIBSSH2_APINO >= 200706012030)
|
|
|
|
while ((ret = libssh2_sftp_shutdown(sftp->sftp_session)) ==
|
|
|
|
LIBSSH2_ERROR_EAGAIN);
|
|
|
|
if (ret < 0) {
|
|
|
|
infof(conn->data, "Failed to stop libssh2 sftp subsystem\n");
|
|
|
|
}
|
|
|
|
#else /* !(LIBSSH2_APINO >= 200706012030) */
|
2006-11-24 17:14:39 -05:00
|
|
|
if (libssh2_sftp_shutdown(sftp->sftp_session) < 0) {
|
|
|
|
infof(conn->data, "Failed to stop libssh2 sftp subsystem\n");
|
|
|
|
}
|
2007-06-12 17:32:45 -04:00
|
|
|
#endif /* !(LIBSSH2_APINO >= 200706012030) */
|
2006-11-24 17:14:39 -05:00
|
|
|
}
|
|
|
|
|
|
|
|
if (sftp->ssh_channel) {
|
2007-06-08 12:02:57 -04:00
|
|
|
#if (LIBSSH2_APINO >= 200706012030)
|
|
|
|
while ((ret = libssh2_channel_close(sftp->ssh_channel)) ==
|
|
|
|
LIBSSH2_ERROR_EAGAIN);
|
|
|
|
if (ret < 0) {
|
|
|
|
infof(conn->data, "Failed to stop libssh2 channel subsystem\n");
|
|
|
|
}
|
|
|
|
#else /* !(LIBSSH2_APINO >= 200706012030) */
|
2006-11-24 17:14:39 -05:00
|
|
|
if (libssh2_channel_close(sftp->ssh_channel) < 0) {
|
|
|
|
infof(conn->data, "Failed to stop libssh2 channel subsystem\n");
|
|
|
|
}
|
2007-06-08 12:02:57 -04:00
|
|
|
#endif /* !(LIBSSH2_APINO >= 200706012030) */
|
2006-11-24 17:14:39 -05:00
|
|
|
}
|
|
|
|
|
|
|
|
if (sftp->ssh_session) {
|
2007-06-08 12:02:57 -04:00
|
|
|
#if (LIBSSH2_APINO >= 200706012030)
|
|
|
|
while (libssh2_session_disconnect(sftp->ssh_session, "Shutdown") ==
|
|
|
|
LIBSSH2_ERROR_EAGAIN);
|
|
|
|
#else /* !(LIBSSH2_APINO >= 200706012030) */
|
2006-11-24 17:14:39 -05:00
|
|
|
libssh2_session_disconnect(sftp->ssh_session, "Shutdown");
|
2007-06-08 12:02:57 -04:00
|
|
|
#endif /* !(LIBSSH2_APINO >= 200706012030) */
|
2006-11-24 17:14:39 -05:00
|
|
|
libssh2_session_free(sftp->ssh_session);
|
|
|
|
sftp->ssh_session = NULL;
|
|
|
|
}
|
|
|
|
|
|
|
|
free(conn->data->reqdata.proto.ssh);
|
|
|
|
conn->data->reqdata.proto.ssh = NULL;
|
|
|
|
Curl_pgrsDone(conn);
|
|
|
|
|
|
|
|
(void)status; /* unused */
|
2007-06-11 00:07:51 -04:00
|
|
|
(void)ret; /* possibly unused */
|
2006-11-24 17:14:39 -05:00
|
|
|
|
2007-04-03 20:46:16 -04:00
|
|
|
return rc;
|
2006-11-24 17:14:39 -05:00
|
|
|
}
|
|
|
|
|
|
|
|
/* return number of received (decrypted) bytes */
|
|
|
|
ssize_t Curl_sftp_send(struct connectdata *conn, int sockindex,
|
|
|
|
void *mem, size_t len)
|
|
|
|
{
|
2007-04-18 16:15:22 -04:00
|
|
|
ssize_t nwrite; /* libssh2_sftp_write() used to return size_t in 0.14
|
|
|
|
but is changed to ssize_t in 0.15! */
|
2006-11-24 17:14:39 -05:00
|
|
|
|
2007-06-08 12:02:57 -04:00
|
|
|
#if defined(LIBSSH2SFTP_EAGAIN) && (LIBSSH2_APINO < 200706012030)
|
2007-04-18 16:11:47 -04:00
|
|
|
/* we prefer the non-blocking API but that didn't exist previously */
|
|
|
|
nwrite = (ssize_t)
|
|
|
|
libssh2_sftp_writenb(conn->data->reqdata.proto.ssh->sftp_handle, mem, len);
|
|
|
|
#else
|
2006-11-24 17:14:39 -05:00
|
|
|
nwrite = (ssize_t)
|
|
|
|
libssh2_sftp_write(conn->data->reqdata.proto.ssh->sftp_handle, mem, len);
|
2007-06-12 17:32:45 -04:00
|
|
|
#if (LIBSSH2_APINO >= 200706012030)
|
|
|
|
if (nwrite == LIBSSH2_ERROR_EAGAIN) {
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
#endif
|
2007-04-18 16:11:47 -04:00
|
|
|
#endif
|
2006-11-24 17:14:39 -05:00
|
|
|
(void)sockindex;
|
|
|
|
return nwrite;
|
|
|
|
}
|
|
|
|
|
2007-06-12 17:32:45 -04:00
|
|
|
/*
|
|
|
|
* If the read would block (EWOULDBLOCK) we return -1. Otherwise we return
|
|
|
|
* a regular CURLcode value.
|
|
|
|
*/
|
|
|
|
ssize_t Curl_sftp_recv(struct connectdata *conn, int sockindex,
|
|
|
|
char *mem, size_t len)
|
|
|
|
{
|
|
|
|
ssize_t nread;
|
|
|
|
(void)sockindex;
|
2007-06-13 08:15:23 -04:00
|
|
|
|
2007-06-12 17:32:45 -04:00
|
|
|
/* libssh2_sftp_read() returns size_t !*/
|
2007-06-13 08:15:23 -04:00
|
|
|
|
2007-06-12 17:32:45 -04:00
|
|
|
#if defined(LIBSSH2SFTP_EAGAIN) && (LIBSSH2_APINO < 200706012030)
|
|
|
|
/* we prefer the non-blocking API but that didn't exist previously */
|
|
|
|
nread = (ssize_t)
|
|
|
|
libssh2_sftp_readnb(conn->data->reqdata.proto.ssh->sftp_handle, mem, len);
|
|
|
|
#else
|
|
|
|
nread = (ssize_t)
|
|
|
|
libssh2_sftp_read(conn->data->reqdata.proto.ssh->sftp_handle, mem, len);
|
|
|
|
#endif
|
|
|
|
return nread;
|
|
|
|
}
|
|
|
|
|
2007-04-02 17:24:05 -04:00
|
|
|
/* The get_pathname() function is being borrowed from OpenSSH sftp.c
|
|
|
|
version 4.6p1. */
|
|
|
|
/*
|
|
|
|
* Copyright (c) 2001-2004 Damien Miller <djm@openbsd.org>
|
|
|
|
*
|
|
|
|
* Permission to use, copy, modify, and distribute this software for any
|
|
|
|
* purpose with or without fee is hereby granted, provided that the above
|
|
|
|
* copyright notice and this permission notice appear in all copies.
|
|
|
|
*
|
|
|
|
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
|
|
|
|
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
|
|
|
|
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
|
|
|
|
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
|
|
|
|
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
|
|
|
|
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
|
|
|
|
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
|
|
|
|
*/
|
|
|
|
static int
|
|
|
|
get_pathname(const char **cpp, char **path)
|
|
|
|
{
|
|
|
|
const char *cp = *cpp, *end;
|
|
|
|
char quot;
|
|
|
|
u_int i, j;
|
2007-05-14 20:28:50 -04:00
|
|
|
static const char * const WHITESPACE = " \t\r\n";
|
2007-04-02 17:24:05 -04:00
|
|
|
|
|
|
|
cp += strspn(cp, WHITESPACE);
|
|
|
|
if (!*cp) {
|
|
|
|
*cpp = cp;
|
|
|
|
*path = NULL;
|
2007-04-08 18:44:21 -04:00
|
|
|
return CURLE_FTP_QUOTE_ERROR;
|
2007-04-02 17:24:05 -04:00
|
|
|
}
|
|
|
|
|
|
|
|
*path = malloc(strlen(cp) + 1);
|
|
|
|
if (*path == NULL)
|
|
|
|
return CURLE_OUT_OF_MEMORY;
|
|
|
|
|
|
|
|
/* Check for quoted filenames */
|
|
|
|
if (*cp == '\"' || *cp == '\'') {
|
|
|
|
quot = *cp++;
|
|
|
|
|
|
|
|
/* Search for terminating quote, unescape some chars */
|
|
|
|
for (i = j = 0; i <= strlen(cp); i++) {
|
|
|
|
if (cp[i] == quot) { /* Found quote */
|
|
|
|
i++;
|
|
|
|
(*path)[j] = '\0';
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
if (cp[i] == '\0') { /* End of string */
|
|
|
|
/*error("Unterminated quote");*/
|
|
|
|
goto fail;
|
|
|
|
}
|
|
|
|
if (cp[i] == '\\') { /* Escaped characters */
|
|
|
|
i++;
|
|
|
|
if (cp[i] != '\'' && cp[i] != '\"' &&
|
|
|
|
cp[i] != '\\') {
|
|
|
|
/*error("Bad escaped character '\\%c'",
|
|
|
|
cp[i]);*/
|
|
|
|
goto fail;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
(*path)[j++] = cp[i];
|
|
|
|
}
|
|
|
|
|
|
|
|
if (j == 0) {
|
|
|
|
/*error("Empty quotes");*/
|
|
|
|
goto fail;
|
|
|
|
}
|
|
|
|
*cpp = cp + i + strspn(cp + i, WHITESPACE);
|
|
|
|
}
|
|
|
|
else {
|
|
|
|
/* Read to end of filename */
|
|
|
|
end = strpbrk(cp, WHITESPACE);
|
|
|
|
if (end == NULL)
|
|
|
|
end = strchr(cp, '\0');
|
|
|
|
*cpp = end + strspn(end, WHITESPACE);
|
|
|
|
|
|
|
|
memcpy(*path, cp, end - cp);
|
|
|
|
(*path)[end - cp] = '\0';
|
|
|
|
}
|
|
|
|
return (0);
|
|
|
|
|
|
|
|
fail:
|
|
|
|
free(*path);
|
|
|
|
*path = NULL;
|
|
|
|
return CURLE_FTP_QUOTE_ERROR;
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
static const char *sftp_libssh2_strerror(unsigned long err)
|
|
|
|
{
|
|
|
|
switch (err) {
|
|
|
|
case LIBSSH2_FX_NO_SUCH_FILE:
|
|
|
|
return "No such file or directory";
|
|
|
|
case LIBSSH2_FX_PERMISSION_DENIED:
|
|
|
|
return "Permission denied";
|
|
|
|
case LIBSSH2_FX_FAILURE:
|
|
|
|
return "Operation failed";
|
|
|
|
case LIBSSH2_FX_BAD_MESSAGE:
|
|
|
|
return "Bad message from SFTP server";
|
|
|
|
case LIBSSH2_FX_NO_CONNECTION:
|
|
|
|
return "Not connected to SFTP server";
|
|
|
|
case LIBSSH2_FX_CONNECTION_LOST:
|
|
|
|
return "Connection to SFTP server lost";
|
|
|
|
case LIBSSH2_FX_OP_UNSUPPORTED:
|
|
|
|
return "Operation not supported by SFTP server";
|
|
|
|
case LIBSSH2_FX_INVALID_HANDLE:
|
|
|
|
return "Invalid handle";
|
|
|
|
case LIBSSH2_FX_NO_SUCH_PATH:
|
|
|
|
return "No such file or directory";
|
|
|
|
case LIBSSH2_FX_FILE_ALREADY_EXISTS:
|
|
|
|
return "File already exists";
|
|
|
|
case LIBSSH2_FX_WRITE_PROTECT:
|
|
|
|
return "File is write protected";
|
|
|
|
case LIBSSH2_FX_NO_MEDIA:
|
|
|
|
return "No media";
|
|
|
|
case LIBSSH2_FX_NO_SPACE_ON_FILESYSTEM:
|
|
|
|
return "Disk full";
|
|
|
|
case LIBSSH2_FX_QUOTA_EXCEEDED:
|
|
|
|
return "User quota exceeded";
|
|
|
|
case LIBSSH2_FX_UNKNOWN_PRINCIPLE:
|
|
|
|
return "Unknown principle";
|
|
|
|
case LIBSSH2_FX_LOCK_CONFlICT:
|
|
|
|
return "File lock conflict";
|
|
|
|
case LIBSSH2_FX_DIR_NOT_EMPTY:
|
|
|
|
return "Directory not empty";
|
|
|
|
case LIBSSH2_FX_NOT_A_DIRECTORY:
|
|
|
|
return "Not a directory";
|
|
|
|
case LIBSSH2_FX_INVALID_FILENAME:
|
|
|
|
return "Invalid filename";
|
|
|
|
case LIBSSH2_FX_LINK_LOOP:
|
|
|
|
return "Link points to itself";
|
|
|
|
}
|
|
|
|
return "Unknown error in libssh2";
|
|
|
|
}
|
|
|
|
|
|
|
|
/* BLOCKING */
|
|
|
|
static CURLcode sftp_sendquote(struct connectdata *conn,
|
|
|
|
struct curl_slist *quote)
|
|
|
|
{
|
|
|
|
struct curl_slist *item=quote;
|
|
|
|
const char *cp;
|
|
|
|
long err;
|
|
|
|
struct SessionHandle *data = conn->data;
|
|
|
|
LIBSSH2_SFTP *sftp_session = data->reqdata.proto.ssh->sftp_session;
|
2007-06-08 12:02:57 -04:00
|
|
|
int ret;
|
2007-04-02 17:24:05 -04:00
|
|
|
|
|
|
|
while (item) {
|
|
|
|
if (item->data) {
|
|
|
|
char *path1 = NULL;
|
|
|
|
char *path2 = NULL;
|
|
|
|
|
|
|
|
/* the arguments following the command must be separated from the
|
|
|
|
command with a space so we can check for it unconditionally */
|
|
|
|
cp = strchr(item->data, ' ');
|
|
|
|
if (cp == NULL) {
|
|
|
|
failf(data, "Syntax error in SFTP command. Supply parameter(s)!");
|
|
|
|
return CURLE_FTP_QUOTE_ERROR;
|
|
|
|
}
|
|
|
|
|
|
|
|
/* also, every command takes at least one argument so we get that first
|
|
|
|
argument right now */
|
|
|
|
err = get_pathname(&cp, &path1);
|
|
|
|
if (err) {
|
|
|
|
if (err == CURLE_OUT_OF_MEMORY)
|
|
|
|
failf(data, "Out of memory");
|
|
|
|
else
|
|
|
|
failf(data, "Syntax error: Bad first parameter");
|
|
|
|
return err;
|
|
|
|
}
|
|
|
|
|
|
|
|
/* SFTP is a binary protocol, so we don't send text commands to the
|
|
|
|
server. Instead, we scan for commands for commands used by OpenSSH's
|
|
|
|
sftp program and call the appropriate libssh2 functions. */
|
|
|
|
if (curl_strnequal(item->data, "chgrp ", 6) ||
|
|
|
|
curl_strnequal(item->data, "chmod ", 6) ||
|
|
|
|
curl_strnequal(item->data, "chown ", 6) ) { /* attribute change */
|
|
|
|
LIBSSH2_SFTP_ATTRIBUTES attrs;
|
|
|
|
|
|
|
|
/* path1 contains the mode to set */
|
|
|
|
err = get_pathname(&cp, &path2); /* get the destination */
|
|
|
|
if (err) {
|
|
|
|
if (err == CURLE_OUT_OF_MEMORY)
|
|
|
|
failf(data, "Out of memory");
|
|
|
|
else
|
|
|
|
failf(data,
|
|
|
|
"Syntax error in chgrp/chmod/chown: Bad second parameter");
|
|
|
|
free(path1);
|
|
|
|
return err;
|
|
|
|
}
|
|
|
|
memset(&attrs, 0, sizeof(LIBSSH2_SFTP_ATTRIBUTES));
|
2007-06-08 12:02:57 -04:00
|
|
|
#if (LIBSSH2_APINO >= 200706012030)
|
|
|
|
while ((ret = libssh2_sftp_stat(sftp_session,
|
|
|
|
path2, &attrs)) ==
|
|
|
|
LIBSSH2_ERROR_EAGAIN);
|
|
|
|
if (ret != 0) { /* get those attributes */
|
|
|
|
err = libssh2_sftp_last_error(sftp_session);
|
|
|
|
free(path1);
|
|
|
|
free(path2);
|
|
|
|
failf(data, "Attempt to get SFTP stats failed: %s",
|
|
|
|
sftp_libssh2_strerror(err));
|
|
|
|
return CURLE_FTP_QUOTE_ERROR;
|
|
|
|
}
|
|
|
|
#else /* !(LIBSSH2_APINO >= 200706012030) */
|
|
|
|
if (libssh2_sftp_stat(sftp_session,
|
|
|
|
path2, &attrs) != 0) { /* get those attributes */
|
|
|
|
err = libssh2_sftp_last_error(sftp_session);
|
|
|
|
free(path1);
|
|
|
|
free(path2);
|
|
|
|
failf(data, "Attempt to get SFTP stats failed: %s",
|
|
|
|
sftp_libssh2_strerror(err));
|
|
|
|
return CURLE_FTP_QUOTE_ERROR;
|
|
|
|
}
|
|
|
|
#endif /* !(LIBSSH2_APINO >= 200706012030) */
|
2007-04-02 17:24:05 -04:00
|
|
|
|
|
|
|
/* Now set the new attributes... */
|
|
|
|
if (curl_strnequal(item->data, "chgrp", 5)) {
|
|
|
|
attrs.gid = strtol(path1, NULL, 10);
|
2007-05-14 20:28:50 -04:00
|
|
|
if (attrs.gid == 0 && !ISDIGIT(path1[0])) {
|
2007-04-02 17:24:05 -04:00
|
|
|
free(path1);
|
|
|
|
free(path2);
|
|
|
|
failf(data, "Syntax error: chgrp gid not a number");
|
|
|
|
return CURLE_FTP_QUOTE_ERROR;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
else if (curl_strnequal(item->data, "chmod", 5)) {
|
|
|
|
attrs.permissions = strtol(path1, NULL, 8);/* permissions are octal */
|
2007-05-14 20:28:50 -04:00
|
|
|
if (attrs.permissions == 0 && !ISDIGIT(path1[0])) {
|
2007-04-02 17:24:05 -04:00
|
|
|
free(path1);
|
|
|
|
free(path2);
|
|
|
|
failf(data, "Syntax error: chmod permissions not a number");
|
|
|
|
return CURLE_FTP_QUOTE_ERROR;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
else if (curl_strnequal(item->data, "chown", 5)) {
|
|
|
|
attrs.uid = strtol(path1, NULL, 10);
|
2007-05-14 20:28:50 -04:00
|
|
|
if (attrs.uid == 0 && !ISDIGIT(path1[0])) {
|
2007-04-02 17:24:05 -04:00
|
|
|
free(path1);
|
|
|
|
free(path2);
|
|
|
|
failf(data, "Syntax error: chown uid not a number");
|
|
|
|
return CURLE_FTP_QUOTE_ERROR;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
/* Now send the completed structure... */
|
2007-06-08 12:02:57 -04:00
|
|
|
#if (LIBSSH2_APINO >= 200706012030)
|
|
|
|
while ((ret = libssh2_sftp_setstat(sftp_session, path2, &attrs)) ==
|
|
|
|
LIBSSH2_ERROR_EAGAIN);
|
|
|
|
if (ret != 0) {
|
|
|
|
err = libssh2_sftp_last_error(sftp_session);
|
|
|
|
free(path1);
|
|
|
|
free(path2);
|
|
|
|
failf(data, "Attempt to set SFTP stats failed: %s",
|
|
|
|
sftp_libssh2_strerror(err));
|
|
|
|
return CURLE_FTP_QUOTE_ERROR;
|
|
|
|
}
|
|
|
|
#else /* !(LIBSSH2_APINO >= 200706012030) */
|
2007-04-02 17:24:05 -04:00
|
|
|
if (libssh2_sftp_setstat(sftp_session, path2, &attrs) != 0) {
|
|
|
|
err = libssh2_sftp_last_error(sftp_session);
|
|
|
|
free(path1);
|
|
|
|
free(path2);
|
|
|
|
failf(data, "Attempt to set SFTP stats failed: %s",
|
|
|
|
sftp_libssh2_strerror(err));
|
|
|
|
return CURLE_FTP_QUOTE_ERROR;
|
|
|
|
}
|
2007-06-08 12:02:57 -04:00
|
|
|
#endif /* !(LIBSSH2_APINO >= 200706012030) */
|
2007-04-02 17:24:05 -04:00
|
|
|
}
|
|
|
|
else if (curl_strnequal(item->data, "ln ", 3) ||
|
|
|
|
curl_strnequal(item->data, "symlink ", 8)) {
|
|
|
|
/* symbolic linking */
|
|
|
|
/* path1 is the source */
|
|
|
|
err = get_pathname(&cp, &path2); /* get the destination */
|
|
|
|
if (err) {
|
|
|
|
if (err == CURLE_OUT_OF_MEMORY)
|
|
|
|
failf(data, "Out of memory");
|
|
|
|
else
|
|
|
|
failf(data,
|
|
|
|
"Syntax error in ln/symlink: Bad second parameter");
|
|
|
|
free(path1);
|
|
|
|
return err;
|
|
|
|
}
|
2007-06-08 12:02:57 -04:00
|
|
|
#if (LIBSSH2_APINO >= 200706012030)
|
|
|
|
while ((ret = libssh2_sftp_symlink(sftp_session, path1, path2)) ==
|
|
|
|
LIBSSH2_ERROR_EAGAIN);
|
|
|
|
if (ret != 0) {
|
|
|
|
err = libssh2_sftp_last_error(sftp_session);
|
|
|
|
free(path1);
|
|
|
|
free(path2);
|
|
|
|
failf(data, "symlink command failed: %s",
|
|
|
|
sftp_libssh2_strerror(err));
|
|
|
|
return CURLE_FTP_QUOTE_ERROR;
|
|
|
|
}
|
|
|
|
#else /* !(LIBSSH2_APINO >= 200706012030) */
|
2007-04-02 17:24:05 -04:00
|
|
|
if (libssh2_sftp_symlink(sftp_session, path1, path2) != 0) {
|
|
|
|
err = libssh2_sftp_last_error(sftp_session);
|
|
|
|
free(path1);
|
|
|
|
free(path2);
|
|
|
|
failf(data, "symlink command failed: %s",
|
|
|
|
sftp_libssh2_strerror(err));
|
|
|
|
return CURLE_FTP_QUOTE_ERROR;
|
|
|
|
}
|
2007-06-08 12:02:57 -04:00
|
|
|
#endif /* !(LIBSSH2_APINO >= 200706012030) */
|
2007-04-02 17:24:05 -04:00
|
|
|
}
|
|
|
|
else if (curl_strnequal(item->data, "mkdir ", 6)) { /* create dir */
|
2007-06-08 12:02:57 -04:00
|
|
|
#if (LIBSSH2_APINO >= 200706012030)
|
|
|
|
while ((ret = libssh2_sftp_mkdir(sftp_session, path1, 0744)) ==
|
|
|
|
LIBSSH2_ERROR_EAGAIN);
|
|
|
|
if (ret != 0) {
|
|
|
|
err = libssh2_sftp_last_error(sftp_session);
|
|
|
|
free(path1);
|
|
|
|
failf(data, "mkdir command failed: %s", sftp_libssh2_strerror(err));
|
|
|
|
return CURLE_FTP_QUOTE_ERROR;
|
|
|
|
}
|
|
|
|
#else /* !(LIBSSH2_APINO >= 200706012030) */
|
2007-04-02 17:24:05 -04:00
|
|
|
if (libssh2_sftp_mkdir(sftp_session, path1, 0744) != 0) {
|
|
|
|
err = libssh2_sftp_last_error(sftp_session);
|
|
|
|
free(path1);
|
|
|
|
failf(data, "mkdir command failed: %s",
|
|
|
|
sftp_libssh2_strerror(err));
|
|
|
|
return CURLE_FTP_QUOTE_ERROR;
|
|
|
|
}
|
2007-06-08 12:02:57 -04:00
|
|
|
#endif /* !(LIBSSH2_APINO >= 200706012030) */
|
2007-04-02 17:24:05 -04:00
|
|
|
}
|
|
|
|
else if (curl_strnequal(item->data, "rename ", 7)) { /* rename file */
|
|
|
|
/* first param is the source path */
|
|
|
|
err = get_pathname(&cp, &path2); /* second param is the dest. path */
|
|
|
|
if (err) {
|
|
|
|
if (err == CURLE_OUT_OF_MEMORY)
|
|
|
|
failf(data, "Out of memory");
|
|
|
|
else
|
|
|
|
failf(data,
|
|
|
|
"Syntax error in rename: Bad second parameter");
|
|
|
|
free(path1);
|
|
|
|
return err;
|
|
|
|
}
|
2007-06-08 12:02:57 -04:00
|
|
|
#if (LIBSSH2_APINO >= 200706012030)
|
|
|
|
while ((ret = libssh2_sftp_rename(sftp_session, path1, path2)) ==
|
|
|
|
LIBSSH2_ERROR_EAGAIN);
|
|
|
|
if (ret != 0) {
|
|
|
|
err = libssh2_sftp_last_error(sftp_session);
|
|
|
|
free(path1);
|
|
|
|
free(path2);
|
|
|
|
failf(data, "rename command failed: %s", sftp_libssh2_strerror(err));
|
|
|
|
return CURLE_FTP_QUOTE_ERROR;
|
|
|
|
}
|
|
|
|
#else /* !(LIBSSH2_APINO >= 200706012030) */
|
2007-04-02 17:24:05 -04:00
|
|
|
if (libssh2_sftp_rename(sftp_session,
|
|
|
|
path1, path2) != 0) {
|
|
|
|
err = libssh2_sftp_last_error(sftp_session);
|
|
|
|
free(path1);
|
|
|
|
free(path2);
|
|
|
|
failf(data, "rename command failed: %s",
|
|
|
|
sftp_libssh2_strerror(err));
|
|
|
|
return CURLE_FTP_QUOTE_ERROR;
|
|
|
|
}
|
2007-06-08 12:02:57 -04:00
|
|
|
#endif /* !(LIBSSH2_APINO >= 200706012030) */
|
2007-04-02 17:24:05 -04:00
|
|
|
}
|
|
|
|
else if (curl_strnequal(item->data, "rmdir ", 6)) { /* delete dir */
|
2007-06-08 12:02:57 -04:00
|
|
|
#if (LIBSSH2_APINO >= 200706012030)
|
|
|
|
while ((ret = libssh2_sftp_rmdir(sftp_session, path1)) ==
|
|
|
|
LIBSSH2_ERROR_EAGAIN);
|
|
|
|
if (ret != 0) {
|
|
|
|
err = libssh2_sftp_last_error(sftp_session);
|
|
|
|
free(path1);
|
|
|
|
failf(data, "rmdir command failed: %s", sftp_libssh2_strerror(err));
|
|
|
|
return CURLE_FTP_QUOTE_ERROR;
|
|
|
|
}
|
|
|
|
#else /* !(LIBSSH2_APINO >= 200706012030) */
|
2007-04-02 17:24:05 -04:00
|
|
|
if (libssh2_sftp_rmdir(sftp_session,
|
|
|
|
path1) != 0) {
|
|
|
|
err = libssh2_sftp_last_error(sftp_session);
|
|
|
|
free(path1);
|
|
|
|
failf(data, "rmdir command failed: %s",
|
|
|
|
sftp_libssh2_strerror(err));
|
|
|
|
return CURLE_FTP_QUOTE_ERROR;
|
|
|
|
}
|
2007-06-08 12:02:57 -04:00
|
|
|
#endif /* !(LIBSSH2_APINO >= 200706012030) */
|
2007-04-02 17:24:05 -04:00
|
|
|
}
|
|
|
|
else if (curl_strnequal(item->data, "rm ", 3)) { /* delete file */
|
2007-06-08 12:02:57 -04:00
|
|
|
#if (LIBSSH2_APINO >= 200706012030)
|
|
|
|
while ((ret = libssh2_sftp_unlink(sftp_session, path1)) ==
|
|
|
|
LIBSSH2_ERROR_EAGAIN);
|
|
|
|
if (ret != 0) {
|
|
|
|
err = libssh2_sftp_last_error(sftp_session);
|
|
|
|
free(path1);
|
|
|
|
failf(data, "rm command failed: %s", sftp_libssh2_strerror(err));
|
|
|
|
return CURLE_FTP_QUOTE_ERROR;
|
|
|
|
}
|
|
|
|
#else /* !(LIBSSH2_APINO >= 200706012030) */
|
2007-04-02 17:24:05 -04:00
|
|
|
if (libssh2_sftp_unlink(sftp_session, path1) != 0) {
|
|
|
|
err = libssh2_sftp_last_error(sftp_session);
|
|
|
|
free(path1);
|
|
|
|
failf(data, "rm command failed: %s",
|
|
|
|
sftp_libssh2_strerror(err));
|
|
|
|
return CURLE_FTP_QUOTE_ERROR;
|
|
|
|
}
|
2007-06-08 12:02:57 -04:00
|
|
|
#endif /* !(LIBSSH2_APINO >= 200706012030) */
|
2007-04-02 17:24:05 -04:00
|
|
|
}
|
|
|
|
|
|
|
|
if (path1)
|
|
|
|
free(path1);
|
|
|
|
if (path2)
|
|
|
|
free(path2);
|
|
|
|
}
|
|
|
|
item = item->next;
|
|
|
|
}
|
2007-06-11 00:07:51 -04:00
|
|
|
(void)ret; /* possibly unused */
|
|
|
|
|
2007-04-02 17:24:05 -04:00
|
|
|
return CURLE_OK;
|
|
|
|
}
|
|
|
|
|
2006-11-24 17:14:39 -05:00
|
|
|
/*
|
2007-06-12 17:32:45 -04:00
|
|
|
* Create the path sftp->path on the remote site
|
|
|
|
* returns CURL_OK on success, -1 on failure
|
2006-11-24 17:14:39 -05:00
|
|
|
*/
|
2007-06-12 17:32:45 -04:00
|
|
|
static CURLcode sftp_create_dirs(struct connectdata *conn) {
|
|
|
|
CURLcode result = CURLE_OK;
|
|
|
|
unsigned int sftp_err = 0;
|
|
|
|
int rc;
|
|
|
|
struct SSHPROTO *sftp = conn->data->reqdata.proto.ssh;
|
2007-06-13 08:15:23 -04:00
|
|
|
|
2007-06-12 17:32:45 -04:00
|
|
|
if (strlen(sftp->path) > 1) {
|
|
|
|
char *slash_pos = sftp->path + 1; /* ignore the leading '/' */
|
2007-06-13 08:15:23 -04:00
|
|
|
|
2007-06-12 17:32:45 -04:00
|
|
|
while ((slash_pos = strchr(slash_pos, '/')) != NULL) {
|
|
|
|
*slash_pos = 0;
|
2007-06-13 08:15:23 -04:00
|
|
|
|
2007-06-12 17:32:45 -04:00
|
|
|
infof(conn->data, "Creating directory '%s'\n", sftp->path);
|
|
|
|
/* 'mode' - parameter is preliminary - default to 0644 */
|
|
|
|
#if (LIBSSH2_APINO >= 200706012030)
|
2007-06-13 08:15:23 -04:00
|
|
|
while ((rc = libssh2_sftp_mkdir(sftp->sftp_session, sftp->path,
|
2007-06-12 17:32:45 -04:00
|
|
|
LIBSSH2_SFTP_S_IRWXU |
|
|
|
|
LIBSSH2_SFTP_S_IRGRP | LIBSSH2_SFTP_S_IXGRP |
|
|
|
|
LIBSSH2_SFTP_S_IROTH | LIBSSH2_SFTP_S_IXOTH)) ==
|
|
|
|
LIBSSH2_ERROR_EAGAIN);
|
|
|
|
#else /* !(LIBSSH2_APINO >= 200706012030) */
|
2007-06-13 08:15:23 -04:00
|
|
|
rc = libssh2_sftp_mkdir(sftp->sftp_session, sftp->path,
|
2007-06-12 17:32:45 -04:00
|
|
|
LIBSSH2_SFTP_S_IRWXU |
|
|
|
|
LIBSSH2_SFTP_S_IRGRP | LIBSSH2_SFTP_S_IXGRP |
|
|
|
|
LIBSSH2_SFTP_S_IROTH | LIBSSH2_SFTP_S_IXOTH);
|
|
|
|
#endif /* !(LIBSSH2_APINO >= 200706012030) */
|
|
|
|
*slash_pos = '/';
|
|
|
|
++slash_pos;
|
2007-06-13 08:15:23 -04:00
|
|
|
if (rc == -1) {
|
2007-06-12 17:32:45 -04:00
|
|
|
/* abort if failure wasn't that the dir already exists or the
|
2007-06-13 08:15:23 -04:00
|
|
|
* permission was denied (creation might succeed further
|
2007-06-12 17:32:45 -04:00
|
|
|
* down the path) - retry on unspecific FAILURE also
|
|
|
|
*/
|
|
|
|
sftp_err = libssh2_sftp_last_error(sftp->sftp_session);
|
2007-06-13 08:15:23 -04:00
|
|
|
if ((sftp_err != LIBSSH2_FX_FILE_ALREADY_EXISTS) &&
|
|
|
|
(sftp_err != LIBSSH2_FX_FAILURE) &&
|
2007-06-12 17:32:45 -04:00
|
|
|
(sftp_err != LIBSSH2_FX_PERMISSION_DENIED)) {
|
|
|
|
result = -1;
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
}
|
|
|
|
}
|
|
|
|
return result;
|
2006-11-02 16:56:40 -05:00
|
|
|
}
|
|
|
|
|
|
|
|
#endif /* USE_LIBSSH2 */
|