/*
- * Copyright (c) 2001,2002 Damien Miller. All rights reserved.
+ * Copyright (c) 2001-2003 Damien Miller. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
/* XXX: copy between two remote sites */
#include "includes.h"
-RCSID("$OpenBSD: sftp-client.c,v 1.32 2002/06/09 13:32:01 markus Exp $");
+RCSID("$OpenBSD: sftp-client.c,v 1.40 2003/01/10 08:48:15 djm Exp $");
-#include "openbsd-compat/fake-queue.h"
+#include "openbsd-compat/sys-queue.h"
#include "buffer.h"
#include "bufaux.h"
#include "xmalloc.h"
#include "log.h"
#include "atomicio.h"
+#include "progressmeter.h"
#include "sftp.h"
#include "sftp-common.h"
#include "sftp-client.h"
+extern int showprogress;
+
/* Minimum amount of data to read at at time */
#define MIN_READ_SIZE 512
+/* Maximum packet size */
+#define MAX_MSG_LENGTH (256 * 1024)
+
struct sftp_conn {
int fd_in;
int fd_out;
static void
send_msg(int fd, Buffer *m)
{
- int mlen = buffer_len(m);
- int len;
- Buffer oqueue;
+ u_char mlen[4];
+
+ if (buffer_len(m) > MAX_MSG_LENGTH)
+ fatal("Outbound message too long %u", buffer_len(m));
- buffer_init(&oqueue);
- buffer_put_int(&oqueue, mlen);
- buffer_append(&oqueue, buffer_ptr(m), mlen);
- buffer_consume(m, mlen);
+ /* Send length first */
+ PUT_32BIT(mlen, buffer_len(m));
+ if (atomicio(write, fd, mlen, sizeof(mlen)) <= 0)
+ fatal("Couldn't send packet: %s", strerror(errno));
- len = atomicio(write, fd, buffer_ptr(&oqueue), buffer_len(&oqueue));
- if (len <= 0)
+ if (atomicio(write, fd, buffer_ptr(m), buffer_len(m)) <= 0)
fatal("Couldn't send packet: %s", strerror(errno));
- buffer_free(&oqueue);
+ buffer_clear(m);
}
static void
get_msg(int fd, Buffer *m)
{
- u_int len, msg_len;
- unsigned char buf[4096];
+ ssize_t len;
+ u_int msg_len;
- len = atomicio(read, fd, buf, 4);
+ buffer_append_space(m, 4);
+ len = atomicio(read, fd, buffer_ptr(m), 4);
if (len == 0)
fatal("Connection closed");
else if (len == -1)
fatal("Couldn't read packet: %s", strerror(errno));
- msg_len = GET_32BIT(buf);
- if (msg_len > 256 * 1024)
- fatal("Received message too long %d", msg_len);
-
- while (msg_len) {
- len = atomicio(read, fd, buf, MIN(msg_len, sizeof(buf)));
- if (len == 0)
- fatal("Connection closed");
- else if (len == -1)
- fatal("Couldn't read packet: %s", strerror(errno));
+ msg_len = buffer_get_int(m);
+ if (msg_len > MAX_MSG_LENGTH)
+ fatal("Received message too long %u", msg_len);
- msg_len -= len;
- buffer_append(m, buf, len);
- }
+ buffer_append_space(m, msg_len);
+ len = atomicio(read, fd, buffer_ptr(m), msg_len);
+ if (len == 0)
+ fatal("Connection closed");
+ else if (len == -1)
+ fatal("Read packet: %s", strerror(errno));
}
static void
buffer_put_int(&msg, id);
buffer_put_string(&msg, s, len);
send_msg(fd, &msg);
- debug3("Sent message fd %d T:%d I:%d", fd, code, id);
+ debug3("Sent message fd %d T:%u I:%u", fd, code, id);
buffer_free(&msg);
}
buffer_put_string(&msg, s, len);
encode_attrib(&msg, a);
send_msg(fd, &msg);
- debug3("Sent message fd %d T:%d I:%d", fd, code, id);
+ debug3("Sent message fd %d T:%u I:%u", fd, code, id);
buffer_free(&msg);
}
static u_int
-get_status(int fd, int expected_id)
+get_status(int fd, u_int expected_id)
{
Buffer msg;
u_int type, id, status;
id = buffer_get_int(&msg);
if (id != expected_id)
- fatal("ID mismatch (%d != %d)", id, expected_id);
+ fatal("ID mismatch (%u != %u)", id, expected_id);
if (type != SSH2_FXP_STATUS)
- fatal("Expected SSH2_FXP_STATUS(%d) packet, got %d",
+ fatal("Expected SSH2_FXP_STATUS(%u) packet, got %u",
SSH2_FXP_STATUS, type);
status = buffer_get_int(&msg);
buffer_free(&msg);
- debug3("SSH2_FXP_STATUS %d", status);
+ debug3("SSH2_FXP_STATUS %u", status);
return(status);
}
id = buffer_get_int(&msg);
if (id != expected_id)
- fatal("ID mismatch (%d != %d)", id, expected_id);
+ fatal("ID mismatch (%u != %u)", id, expected_id);
if (type == SSH2_FXP_STATUS) {
int status = buffer_get_int(&msg);
error("Couldn't get handle: %s", fx2txt(status));
return(NULL);
} else if (type != SSH2_FXP_HANDLE)
- fatal("Expected SSH2_FXP_HANDLE(%d) packet, got %d",
+ fatal("Expected SSH2_FXP_HANDLE(%u) packet, got %u",
SSH2_FXP_HANDLE, type);
handle = buffer_get_string(&msg, len);
type = buffer_get_char(&msg);
id = buffer_get_int(&msg);
- debug3("Received stat reply T:%d I:%d", type, id);
+ debug3("Received stat reply T:%u I:%u", type, id);
if (id != expected_id)
- fatal("ID mismatch (%d != %d)", id, expected_id);
+ fatal("ID mismatch (%u != %u)", id, expected_id);
if (type == SSH2_FXP_STATUS) {
int status = buffer_get_int(&msg);
error("Couldn't stat remote file: %s", fx2txt(status));
return(NULL);
} else if (type != SSH2_FXP_ATTRS) {
- fatal("Expected SSH2_FXP_ATTRS(%d) packet, got %d",
+ fatal("Expected SSH2_FXP_ATTRS(%u) packet, got %u",
SSH2_FXP_ATTRS, type);
}
a = decode_attrib(&msg);
struct sftp_conn *
do_init(int fd_in, int fd_out, u_int transfer_buflen, u_int num_requests)
{
- int type, version;
+ u_int type;
+ int version;
Buffer msg;
struct sftp_conn *ret;
/* Expecting a VERSION reply */
if ((type = buffer_get_char(&msg)) != SSH2_FXP_VERSION) {
- error("Invalid packet back from SSH2_FXP_INIT (type %d)",
+ error("Invalid packet back from SSH2_FXP_INIT (type %u)",
type);
buffer_free(&msg);
return(NULL);
buffer_put_int(&msg, id);
buffer_put_string(&msg, handle, handle_len);
send_msg(conn->fd_out, &msg);
- debug3("Sent message SSH2_FXP_CLOSE I:%d", id);
+ debug3("Sent message SSH2_FXP_CLOSE I:%u", id);
status = get_status(conn->fd_in, id);
if (status != SSH2_FX_OK)
id = expected_id = conn->msg_id++;
- debug3("Sending SSH2_FXP_READDIR I:%d", id);
+ debug3("Sending SSH2_FXP_READDIR I:%u", id);
buffer_clear(&msg);
buffer_put_char(&msg, SSH2_FXP_READDIR);
type = buffer_get_char(&msg);
id = buffer_get_int(&msg);
- debug3("Received reply T:%d I:%d", type, id);
+ debug3("Received reply T:%u I:%u", type, id);
if (id != expected_id)
- fatal("ID mismatch (%d != %d)", id, expected_id);
+ fatal("ID mismatch (%u != %u)", id, expected_id);
if (type == SSH2_FXP_STATUS) {
int status = buffer_get_int(&msg);
return(status);
}
} else if (type != SSH2_FXP_NAME)
- fatal("Expected SSH2_FXP_NAME(%d) packet, got %d",
+ fatal("Expected SSH2_FXP_NAME(%u) packet, got %u",
SSH2_FXP_NAME, type);
count = buffer_get_int(&msg);
return(0);
}
-int
-do_ls(struct sftp_conn *conn, char *path)
-{
- return(do_lsreaddir(conn, path, 1, NULL));
-}
-
int
do_readdir(struct sftp_conn *conn, char *path, SFTP_DIRENT ***dir)
{
id = buffer_get_int(&msg);
if (id != expected_id)
- fatal("ID mismatch (%d != %d)", id, expected_id);
+ fatal("ID mismatch (%u != %u)", id, expected_id);
if (type == SSH2_FXP_STATUS) {
u_int status = buffer_get_int(&msg);
error("Couldn't canonicalise: %s", fx2txt(status));
return(NULL);
} else if (type != SSH2_FXP_NAME)
- fatal("Expected SSH2_FXP_NAME(%d) packet, got %d",
+ fatal("Expected SSH2_FXP_NAME(%u) packet, got %u",
SSH2_FXP_NAME, type);
count = buffer_get_int(&msg);
status = get_status(conn->fd_in, id);
if (status != SSH2_FX_OK)
- error("Couldn't rename file \"%s\" to \"%s\": %s", oldpath,
+ error("Couldn't symlink file \"%s\" to \"%s\": %s", oldpath,
newpath, fx2txt(status));
return(status);
id = buffer_get_int(&msg);
if (id != expected_id)
- fatal("ID mismatch (%d != %d)", id, expected_id);
+ fatal("ID mismatch (%u != %u)", id, expected_id);
if (type == SSH2_FXP_STATUS) {
u_int status = buffer_get_int(&msg);
error("Couldn't readlink: %s", fx2txt(status));
return(NULL);
} else if (type != SSH2_FXP_NAME)
- fatal("Expected SSH2_FXP_NAME(%d) packet, got %d",
+ fatal("Expected SSH2_FXP_NAME(%u) packet, got %u",
SSH2_FXP_NAME, type);
count = buffer_get_int(&msg);
int read_error, write_errno;
u_int64_t offset, size;
u_int handle_len, mode, type, id, buflen;
+ off_t progress_counter;
struct request {
u_int id;
u_int len;
/* XXX: should we preserve set[ug]id? */
if (a->flags & SSH2_FILEXFER_ATTR_PERMISSIONS)
- mode = S_IWRITE | (a->perm & 0777);
+ mode = a->perm & 0777;
else
mode = 0666;
attrib_clear(&junk); /* Send empty attributes */
encode_attrib(&msg, &junk);
send_msg(conn->fd_out, &msg);
- debug3("Sent message SSH2_FXP_OPEN I:%d P:%s", id, remote_path);
+ debug3("Sent message SSH2_FXP_OPEN I:%u P:%s", id, remote_path);
handle = get_handle(conn->fd_in, id, &handle_len);
if (handle == NULL) {
return(-1);
}
- local_fd = open(local_path, O_WRONLY | O_CREAT | O_TRUNC, mode);
+ local_fd = open(local_path, O_WRONLY | O_CREAT | O_TRUNC,
+ mode | S_IWRITE);
if (local_fd == -1) {
error("Couldn't open local file \"%s\" for writing: %s",
local_path, strerror(errno));
/* Read from remote and write to local */
write_error = read_error = write_errno = num_req = offset = 0;
max_req = 1;
+ progress_counter = 0;
+
+ if (showprogress) {
+ if (size)
+ start_progress_meter(remote_path, size,
+ &progress_counter);
+ else
+ printf("Fetching %s to %s\n", remote_path, local_path);
+ }
+
while (num_req > 0 || max_req > 0) {
char *data;
u_int len;
get_msg(conn->fd_in, &msg);
type = buffer_get_char(&msg);
id = buffer_get_int(&msg);
- debug3("Received reply T:%d I:%d R:%d", type, id, max_req);
+ debug3("Received reply T:%u I:%u R:%d", type, id, max_req);
/* Find the request in our queue */
for(req = TAILQ_FIRST(&requests);
(unsigned long long)req->offset + len - 1);
if (len > req->len)
fatal("Received more data than asked for "
- "%d > %d", len, req->len);
+ "%u > %u", len, req->len);
if ((lseek(local_fd, req->offset, SEEK_SET) == -1 ||
- atomicio(write, local_fd, data, len) != len) &&
+ atomicio(write, local_fd, data, len) != len) &&
!write_error) {
write_errno = errno;
write_error = 1;
max_req = 0;
}
+ progress_counter += len;
xfree(data);
if (len == req->len) {
}
break;
default:
- fatal("Expected SSH2_FXP_DATA(%d) packet, got %d",
+ fatal("Expected SSH2_FXP_DATA(%u) packet, got %u",
SSH2_FXP_DATA, type);
}
}
+ if (showprogress && size)
+ stop_progress_meter();
+
/* Sanity check */
if (TAILQ_FIRST(&requests) != NULL)
fatal("Transfer complete, but requests still in queue");
if (pflag && chmod(local_path, mode) == -1)
#endif /* HAVE_FCHMOD */
error("Couldn't set mode on \"%s\": %s", local_path,
- strerror(errno));
+ strerror(errno));
if (pflag && (a->flags & SSH2_FILEXFER_ATTR_ACMODTIME)) {
struct timeval tv[2];
tv[0].tv_sec = a->atime;
tv[0].tv_usec = tv[1].tv_usec = 0;
if (utimes(local_path, tv) == -1)
error("Can't set times on \"%s\": %s",
- local_path, strerror(errno));
+ local_path, strerror(errno));
}
}
close(local_fd);
buffer_put_int(&msg, SSH2_FXF_WRITE|SSH2_FXF_CREAT|SSH2_FXF_TRUNC);
encode_attrib(&msg, &a);
send_msg(conn->fd_out, &msg);
- debug3("Sent message SSH2_FXP_OPEN I:%d P:%s", id, remote_path);
+ debug3("Sent message SSH2_FXP_OPEN I:%u P:%s", id, remote_path);
buffer_clear(&msg);
/* Read from local and write to remote */
offset = 0;
+ if (showprogress)
+ start_progress_meter(local_path, sb.st_size, &offset);
+ else
+ printf("Uploading %s to %s\n", local_path, remote_path);
+
for (;;) {
int len;
buffer_put_int64(&msg, offset);
buffer_put_string(&msg, data, len);
send_msg(conn->fd_out, &msg);
- debug3("Sent message SSH2_FXP_WRITE I:%d O:%llu S:%u",
- id, (unsigned long long)offset, len);
+ debug3("Sent message SSH2_FXP_WRITE I:%u O:%llu S:%u",
+ id, (unsigned long long)offset, len);
} else if (TAILQ_FIRST(&acks) == NULL)
break;
ack = TAILQ_NEXT(ack, tq))
;
if (ack == NULL)
- fatal("Can't find request for ID %d", r_id);
+ fatal("Can't find request for ID %u", r_id);
TAILQ_REMOVE(&acks, ack, tq);
if (status != SSH2_FX_OK) {
error("Couldn't write to remote file \"%s\": %s",
- remote_path, fx2txt(status));
+ remote_path, fx2txt(status));
do_close(conn, handle, handle_len);
close(local_fd);
goto done;
}
- debug3("In write loop, ack for %u %d bytes at %llu",
+ debug3("In write loop, ack for %u %u bytes at %llu",
ack->id, ack->len, (unsigned long long)ack->offset);
++ackid;
- free(ack);
+ xfree(ack);
}
offset += len;
}
+ if (showprogress)
+ stop_progress_meter();
xfree(data);
if (close(local_fd) == -1) {