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5262cbfb | 1 | /* $OpenBSD: sftp.c,v 1.107 2009/02/02 11:15:14 dtucker Exp $ */ |
3c0ef626 | 2 | /* |
8af0406b | 3 | * Copyright (c) 2001-2004 Damien Miller <djm@openbsd.org> |
3c0ef626 | 4 | * |
8af0406b | 5 | * Permission to use, copy, modify, and distribute this software for any |
6 | * purpose with or without fee is hereby granted, provided that the above | |
7 | * copyright notice and this permission notice appear in all copies. | |
3c0ef626 | 8 | * |
8af0406b | 9 | * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES |
10 | * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF | |
11 | * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR | |
12 | * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES | |
13 | * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN | |
14 | * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF | |
15 | * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. | |
3c0ef626 | 16 | */ |
17 | ||
18 | #include "includes.h" | |
19 | ||
30460aeb | 20 | #include <sys/types.h> |
21 | #include <sys/ioctl.h> | |
22 | #ifdef HAVE_SYS_STAT_H | |
23 | # include <sys/stat.h> | |
24 | #endif | |
25 | #include <sys/param.h> | |
26 | #include <sys/socket.h> | |
27 | #include <sys/wait.h> | |
5156b1a1 | 28 | #ifdef HAVE_SYS_STATVFS_H |
29 | #include <sys/statvfs.h> | |
30 | #endif | |
30460aeb | 31 | |
e74dc197 | 32 | #include <ctype.h> |
30460aeb | 33 | #include <errno.h> |
3c0ef626 | 34 | |
30460aeb | 35 | #ifdef HAVE_PATHS_H |
36 | # include <paths.h> | |
37 | #endif | |
8af0406b | 38 | #ifdef USE_LIBEDIT |
39 | #include <histedit.h> | |
40 | #else | |
41 | typedef void EditLine; | |
42 | #endif | |
30460aeb | 43 | #include <signal.h> |
44 | #include <stdlib.h> | |
45 | #include <stdio.h> | |
46 | #include <string.h> | |
47 | #include <unistd.h> | |
48 | #include <stdarg.h> | |
3c0ef626 | 49 | |
5156b1a1 | 50 | #ifdef HAVE_UTIL_H |
51 | # include <util.h> | |
52 | #endif | |
53 | ||
54 | #ifdef HAVE_LIBUTIL_H | |
55 | # include <libutil.h> | |
56 | #endif | |
57 | ||
3c0ef626 | 58 | #include "xmalloc.h" |
59 | #include "log.h" | |
60 | #include "pathnames.h" | |
61 | #include "misc.h" | |
62 | ||
63 | #include "sftp.h" | |
30460aeb | 64 | #include "buffer.h" |
3c0ef626 | 65 | #include "sftp-common.h" |
66 | #include "sftp-client.h" | |
3c0ef626 | 67 | |
8af0406b | 68 | /* File to read commands from */ |
69 | FILE* infile; | |
70 | ||
71 | /* Are we in batchfile mode? */ | |
72 | int batchmode = 0; | |
73 | ||
74 | /* Size of buffer used when copying files */ | |
75 | size_t copy_buffer_len = 32768; | |
76 | ||
77 | /* Number of concurrent outstanding requests */ | |
d3057ca4 | 78 | size_t num_requests = 256; |
8af0406b | 79 | |
80 | /* PID of ssh transport process */ | |
81 | static pid_t sshpid = -1; | |
82 | ||
83 | /* This is set to 0 if the progressmeter is not desired. */ | |
84 | int showprogress = 1; | |
85 | ||
86 | /* SIGINT received during command processing */ | |
87 | volatile sig_atomic_t interrupted = 0; | |
88 | ||
89 | /* I wish qsort() took a separate ctx for the comparison function...*/ | |
90 | int sort_flag; | |
91 | ||
92 | int remote_glob(struct sftp_conn *, const char *, int, | |
93 | int (*)(const char *, int), glob_t *); /* proto for sftp-glob.c */ | |
94 | ||
3c0ef626 | 95 | extern char *__progname; |
8af0406b | 96 | |
97 | /* Separators for interactive commands */ | |
98 | #define WHITESPACE " \t\r\n" | |
99 | ||
100 | /* ls flags */ | |
101 | #define LS_LONG_VIEW 0x01 /* Full view ala ls -l */ | |
102 | #define LS_SHORT_VIEW 0x02 /* Single row view ala ls -1 */ | |
103 | #define LS_NUMERIC_VIEW 0x04 /* Long view with numeric uid/gid */ | |
104 | #define LS_NAME_SORT 0x08 /* Sort by name (default) */ | |
105 | #define LS_TIME_SORT 0x10 /* Sort by mtime */ | |
106 | #define LS_SIZE_SORT 0x20 /* Sort by file size */ | |
107 | #define LS_REVERSE_SORT 0x40 /* Reverse sort order */ | |
108 | #define LS_SHOW_ALL 0x80 /* Don't skip filenames starting with '.' */ | |
109 | ||
110 | #define VIEW_FLAGS (LS_LONG_VIEW|LS_SHORT_VIEW|LS_NUMERIC_VIEW) | |
111 | #define SORT_FLAGS (LS_NAME_SORT|LS_TIME_SORT|LS_SIZE_SORT) | |
112 | ||
113 | /* Commands for interactive mode */ | |
114 | #define I_CHDIR 1 | |
115 | #define I_CHGRP 2 | |
116 | #define I_CHMOD 3 | |
117 | #define I_CHOWN 4 | |
5156b1a1 | 118 | #define I_DF 24 |
8af0406b | 119 | #define I_GET 5 |
120 | #define I_HELP 6 | |
121 | #define I_LCHDIR 7 | |
122 | #define I_LLS 8 | |
123 | #define I_LMKDIR 9 | |
124 | #define I_LPWD 10 | |
125 | #define I_LS 11 | |
126 | #define I_LUMASK 12 | |
127 | #define I_MKDIR 13 | |
128 | #define I_PUT 14 | |
129 | #define I_PWD 15 | |
130 | #define I_QUIT 16 | |
131 | #define I_RENAME 17 | |
132 | #define I_RM 18 | |
133 | #define I_RMDIR 19 | |
134 | #define I_SHELL 20 | |
135 | #define I_SYMLINK 21 | |
136 | #define I_VERSION 22 | |
137 | #define I_PROGRESS 23 | |
138 | ||
139 | struct CMD { | |
140 | const char *c; | |
141 | const int n; | |
142 | }; | |
143 | ||
144 | static const struct CMD cmds[] = { | |
145 | { "bye", I_QUIT }, | |
146 | { "cd", I_CHDIR }, | |
147 | { "chdir", I_CHDIR }, | |
148 | { "chgrp", I_CHGRP }, | |
149 | { "chmod", I_CHMOD }, | |
150 | { "chown", I_CHOWN }, | |
5156b1a1 | 151 | { "df", I_DF }, |
8af0406b | 152 | { "dir", I_LS }, |
153 | { "exit", I_QUIT }, | |
154 | { "get", I_GET }, | |
155 | { "mget", I_GET }, | |
156 | { "help", I_HELP }, | |
157 | { "lcd", I_LCHDIR }, | |
158 | { "lchdir", I_LCHDIR }, | |
159 | { "lls", I_LLS }, | |
160 | { "lmkdir", I_LMKDIR }, | |
161 | { "ln", I_SYMLINK }, | |
162 | { "lpwd", I_LPWD }, | |
163 | { "ls", I_LS }, | |
164 | { "lumask", I_LUMASK }, | |
165 | { "mkdir", I_MKDIR }, | |
166 | { "progress", I_PROGRESS }, | |
167 | { "put", I_PUT }, | |
168 | { "mput", I_PUT }, | |
169 | { "pwd", I_PWD }, | |
170 | { "quit", I_QUIT }, | |
171 | { "rename", I_RENAME }, | |
172 | { "rm", I_RM }, | |
173 | { "rmdir", I_RMDIR }, | |
174 | { "symlink", I_SYMLINK }, | |
175 | { "version", I_VERSION }, | |
176 | { "!", I_SHELL }, | |
177 | { "?", I_HELP }, | |
178 | { NULL, -1} | |
179 | }; | |
180 | ||
181 | int interactive_loop(int fd_in, int fd_out, char *file1, char *file2); | |
182 | ||
0b90ac93 | 183 | /* ARGSUSED */ |
8af0406b | 184 | static void |
185 | killchild(int signo) | |
186 | { | |
187 | if (sshpid > 1) { | |
188 | kill(sshpid, SIGTERM); | |
189 | waitpid(sshpid, NULL, 0); | |
190 | } | |
191 | ||
192 | _exit(1); | |
193 | } | |
194 | ||
0b90ac93 | 195 | /* ARGSUSED */ |
8af0406b | 196 | static void |
197 | cmd_interrupt(int signo) | |
198 | { | |
199 | const char msg[] = "\rInterrupt \n"; | |
200 | int olderrno = errno; | |
201 | ||
202 | write(STDERR_FILENO, msg, sizeof(msg) - 1); | |
203 | interrupted = 1; | |
204 | errno = olderrno; | |
205 | } | |
206 | ||
207 | static void | |
208 | help(void) | |
209 | { | |
5262cbfb | 210 | printf("Available commands:\n" |
211 | "bye Quit sftp\n" | |
212 | "cd path Change remote directory to 'path'\n" | |
213 | "chgrp grp path Change group of file 'path' to 'grp'\n" | |
214 | "chmod mode path Change permissions of file 'path' to 'mode'\n" | |
215 | "chown own path Change owner of file 'path' to 'own'\n" | |
216 | "df [-hi] [path] Display statistics for current directory or\n" | |
217 | " filesystem containing 'path'\n" | |
218 | "exit Quit sftp\n" | |
219 | "get [-P] remote-path [local-path] Download file\n" | |
220 | "help Display this help text\n" | |
221 | "lcd path Change local directory to 'path'\n" | |
222 | "lls [ls-options [path]] Display local directory listing\n" | |
223 | "lmkdir path Create local directory\n" | |
224 | "ln oldpath newpath Symlink remote file\n" | |
225 | "lpwd Print local working directory\n" | |
226 | "ls [-1aflnrSt] [path] Display remote directory listing\n" | |
227 | "lumask umask Set local umask to 'umask'\n" | |
228 | "mkdir path Create remote directory\n" | |
229 | "progress Toggle display of progress meter\n" | |
230 | "put [-P] local-path [remote-path] Upload file\n" | |
231 | "pwd Display remote working directory\n" | |
232 | "quit Quit sftp\n" | |
233 | "rename oldpath newpath Rename remote file\n" | |
234 | "rm path Delete remote file\n" | |
235 | "rmdir path Remove remote directory\n" | |
236 | "symlink oldpath newpath Symlink remote file\n" | |
237 | "version Show SFTP version\n" | |
238 | "!command Execute 'command' in local shell\n" | |
239 | "! Escape to local shell\n" | |
240 | "? Synonym for help\n"); | |
8af0406b | 241 | } |
242 | ||
243 | static void | |
244 | local_do_shell(const char *args) | |
245 | { | |
246 | int status; | |
247 | char *shell; | |
248 | pid_t pid; | |
249 | ||
250 | if (!*args) | |
251 | args = NULL; | |
252 | ||
253 | if ((shell = getenv("SHELL")) == NULL) | |
254 | shell = _PATH_BSHELL; | |
255 | ||
256 | if ((pid = fork()) == -1) | |
257 | fatal("Couldn't fork: %s", strerror(errno)); | |
258 | ||
259 | if (pid == 0) { | |
260 | /* XXX: child has pipe fds to ssh subproc open - issue? */ | |
261 | if (args) { | |
262 | debug3("Executing %s -c \"%s\"", shell, args); | |
263 | execl(shell, shell, "-c", args, (char *)NULL); | |
264 | } else { | |
265 | debug3("Executing %s", shell); | |
266 | execl(shell, shell, (char *)NULL); | |
267 | } | |
268 | fprintf(stderr, "Couldn't execute \"%s\": %s\n", shell, | |
269 | strerror(errno)); | |
270 | _exit(1); | |
271 | } | |
272 | while (waitpid(pid, &status, 0) == -1) | |
273 | if (errno != EINTR) | |
274 | fatal("Couldn't wait for child: %s", strerror(errno)); | |
275 | if (!WIFEXITED(status)) | |
30460aeb | 276 | error("Shell exited abnormally"); |
8af0406b | 277 | else if (WEXITSTATUS(status)) |
278 | error("Shell exited with status %d", WEXITSTATUS(status)); | |
279 | } | |
280 | ||
281 | static void | |
282 | local_do_ls(const char *args) | |
283 | { | |
284 | if (!args || !*args) | |
285 | local_do_shell(_PATH_LS); | |
286 | else { | |
287 | int len = strlen(_PATH_LS " ") + strlen(args) + 1; | |
288 | char *buf = xmalloc(len); | |
289 | ||
290 | /* XXX: quoting - rip quoting code from ftp? */ | |
291 | snprintf(buf, len, _PATH_LS " %s", args); | |
292 | local_do_shell(buf); | |
293 | xfree(buf); | |
294 | } | |
295 | } | |
296 | ||
297 | /* Strip one path (usually the pwd) from the start of another */ | |
298 | static char * | |
299 | path_strip(char *path, char *strip) | |
300 | { | |
301 | size_t len; | |
302 | ||
303 | if (strip == NULL) | |
304 | return (xstrdup(path)); | |
305 | ||
306 | len = strlen(strip); | |
307 | if (strncmp(path, strip, len) == 0) { | |
308 | if (strip[len - 1] != '/' && path[len] == '/') | |
309 | len++; | |
310 | return (xstrdup(path + len)); | |
311 | } | |
312 | ||
313 | return (xstrdup(path)); | |
314 | } | |
315 | ||
316 | static char * | |
317 | path_append(char *p1, char *p2) | |
318 | { | |
319 | char *ret; | |
0b90ac93 | 320 | size_t len = strlen(p1) + strlen(p2) + 2; |
8af0406b | 321 | |
322 | ret = xmalloc(len); | |
323 | strlcpy(ret, p1, len); | |
0b90ac93 | 324 | if (p1[0] != '\0' && p1[strlen(p1) - 1] != '/') |
8af0406b | 325 | strlcat(ret, "/", len); |
326 | strlcat(ret, p2, len); | |
327 | ||
328 | return(ret); | |
329 | } | |
330 | ||
331 | static char * | |
332 | make_absolute(char *p, char *pwd) | |
333 | { | |
334 | char *abs_str; | |
335 | ||
336 | /* Derelativise */ | |
337 | if (p && p[0] != '/') { | |
338 | abs_str = path_append(pwd, p); | |
339 | xfree(p); | |
340 | return(abs_str); | |
341 | } else | |
342 | return(p); | |
343 | } | |
344 | ||
345 | static int | |
346 | infer_path(const char *p, char **ifp) | |
347 | { | |
348 | char *cp; | |
349 | ||
350 | cp = strrchr(p, '/'); | |
351 | if (cp == NULL) { | |
352 | *ifp = xstrdup(p); | |
353 | return(0); | |
354 | } | |
355 | ||
356 | if (!cp[1]) { | |
357 | error("Invalid path"); | |
358 | return(-1); | |
359 | } | |
360 | ||
361 | *ifp = xstrdup(cp + 1); | |
362 | return(0); | |
363 | } | |
364 | ||
365 | static int | |
e74dc197 | 366 | parse_getput_flags(const char *cmd, char **argv, int argc, int *pflag) |
8af0406b | 367 | { |
5156b1a1 | 368 | extern int opterr, optind, optopt, optreset; |
e74dc197 | 369 | int ch; |
8af0406b | 370 | |
e74dc197 | 371 | optind = optreset = 1; |
372 | opterr = 0; | |
373 | ||
374 | *pflag = 0; | |
375 | while ((ch = getopt(argc, argv, "Pp")) != -1) { | |
376 | switch (ch) { | |
8af0406b | 377 | case 'p': |
378 | case 'P': | |
379 | *pflag = 1; | |
380 | break; | |
381 | default: | |
5156b1a1 | 382 | error("%s: Invalid flag -%c", cmd, optopt); |
e74dc197 | 383 | return -1; |
8af0406b | 384 | } |
8af0406b | 385 | } |
386 | ||
e74dc197 | 387 | return optind; |
8af0406b | 388 | } |
389 | ||
390 | static int | |
e74dc197 | 391 | parse_ls_flags(char **argv, int argc, int *lflag) |
8af0406b | 392 | { |
5156b1a1 | 393 | extern int opterr, optind, optopt, optreset; |
e74dc197 | 394 | int ch; |
8af0406b | 395 | |
e74dc197 | 396 | optind = optreset = 1; |
397 | opterr = 0; | |
8af0406b | 398 | |
e74dc197 | 399 | *lflag = LS_NAME_SORT; |
400 | while ((ch = getopt(argc, argv, "1Saflnrt")) != -1) { | |
401 | switch (ch) { | |
402 | case '1': | |
403 | *lflag &= ~VIEW_FLAGS; | |
404 | *lflag |= LS_SHORT_VIEW; | |
405 | break; | |
406 | case 'S': | |
407 | *lflag &= ~SORT_FLAGS; | |
408 | *lflag |= LS_SIZE_SORT; | |
409 | break; | |
410 | case 'a': | |
411 | *lflag |= LS_SHOW_ALL; | |
412 | break; | |
413 | case 'f': | |
414 | *lflag &= ~SORT_FLAGS; | |
415 | break; | |
416 | case 'l': | |
417 | *lflag &= ~VIEW_FLAGS; | |
418 | *lflag |= LS_LONG_VIEW; | |
419 | break; | |
420 | case 'n': | |
421 | *lflag &= ~VIEW_FLAGS; | |
422 | *lflag |= LS_NUMERIC_VIEW|LS_LONG_VIEW; | |
423 | break; | |
424 | case 'r': | |
425 | *lflag |= LS_REVERSE_SORT; | |
426 | break; | |
427 | case 't': | |
428 | *lflag &= ~SORT_FLAGS; | |
429 | *lflag |= LS_TIME_SORT; | |
430 | break; | |
431 | default: | |
5156b1a1 | 432 | error("ls: Invalid flag -%c", optopt); |
433 | return -1; | |
434 | } | |
435 | } | |
436 | ||
437 | return optind; | |
438 | } | |
439 | ||
440 | static int | |
441 | parse_df_flags(const char *cmd, char **argv, int argc, int *hflag, int *iflag) | |
442 | { | |
443 | extern int opterr, optind, optopt, optreset; | |
444 | int ch; | |
445 | ||
446 | optind = optreset = 1; | |
447 | opterr = 0; | |
448 | ||
449 | *hflag = *iflag = 0; | |
450 | while ((ch = getopt(argc, argv, "hi")) != -1) { | |
451 | switch (ch) { | |
452 | case 'h': | |
453 | *hflag = 1; | |
454 | break; | |
455 | case 'i': | |
456 | *iflag = 1; | |
457 | break; | |
458 | default: | |
459 | error("%s: Invalid flag -%c", cmd, optopt); | |
e74dc197 | 460 | return -1; |
8af0406b | 461 | } |
8af0406b | 462 | } |
8af0406b | 463 | |
e74dc197 | 464 | return optind; |
8af0406b | 465 | } |
466 | ||
467 | static int | |
468 | is_dir(char *path) | |
469 | { | |
470 | struct stat sb; | |
471 | ||
472 | /* XXX: report errors? */ | |
473 | if (stat(path, &sb) == -1) | |
474 | return(0); | |
475 | ||
30460aeb | 476 | return(S_ISDIR(sb.st_mode)); |
8af0406b | 477 | } |
478 | ||
8af0406b | 479 | static int |
480 | remote_is_dir(struct sftp_conn *conn, char *path) | |
481 | { | |
482 | Attrib *a; | |
483 | ||
484 | /* XXX: report errors? */ | |
485 | if ((a = do_stat(conn, path, 1)) == NULL) | |
486 | return(0); | |
487 | if (!(a->flags & SSH2_FILEXFER_ATTR_PERMISSIONS)) | |
488 | return(0); | |
30460aeb | 489 | return(S_ISDIR(a->perm)); |
8af0406b | 490 | } |
491 | ||
492 | static int | |
493 | process_get(struct sftp_conn *conn, char *src, char *dst, char *pwd, int pflag) | |
494 | { | |
495 | char *abs_src = NULL; | |
496 | char *abs_dst = NULL; | |
497 | char *tmp; | |
498 | glob_t g; | |
499 | int err = 0; | |
500 | int i; | |
501 | ||
502 | abs_src = xstrdup(src); | |
503 | abs_src = make_absolute(abs_src, pwd); | |
504 | ||
505 | memset(&g, 0, sizeof(g)); | |
506 | debug3("Looking up %s", abs_src); | |
507 | if (remote_glob(conn, abs_src, 0, NULL, &g)) { | |
508 | error("File \"%s\" not found.", abs_src); | |
509 | err = -1; | |
510 | goto out; | |
511 | } | |
512 | ||
513 | /* If multiple matches, dst must be a directory or unspecified */ | |
514 | if (g.gl_matchc > 1 && dst && !is_dir(dst)) { | |
515 | error("Multiple files match, but \"%s\" is not a directory", | |
516 | dst); | |
517 | err = -1; | |
518 | goto out; | |
519 | } | |
520 | ||
521 | for (i = 0; g.gl_pathv[i] && !interrupted; i++) { | |
522 | if (infer_path(g.gl_pathv[i], &tmp)) { | |
523 | err = -1; | |
524 | goto out; | |
525 | } | |
526 | ||
527 | if (g.gl_matchc == 1 && dst) { | |
528 | /* If directory specified, append filename */ | |
30460aeb | 529 | xfree(tmp); |
8af0406b | 530 | if (is_dir(dst)) { |
531 | if (infer_path(g.gl_pathv[0], &tmp)) { | |
532 | err = 1; | |
533 | goto out; | |
534 | } | |
535 | abs_dst = path_append(dst, tmp); | |
536 | xfree(tmp); | |
537 | } else | |
538 | abs_dst = xstrdup(dst); | |
539 | } else if (dst) { | |
540 | abs_dst = path_append(dst, tmp); | |
541 | xfree(tmp); | |
542 | } else | |
543 | abs_dst = tmp; | |
544 | ||
545 | printf("Fetching %s to %s\n", g.gl_pathv[i], abs_dst); | |
546 | if (do_download(conn, g.gl_pathv[i], abs_dst, pflag) == -1) | |
547 | err = -1; | |
548 | xfree(abs_dst); | |
549 | abs_dst = NULL; | |
550 | } | |
551 | ||
552 | out: | |
553 | xfree(abs_src); | |
8af0406b | 554 | globfree(&g); |
555 | return(err); | |
556 | } | |
557 | ||
558 | static int | |
559 | process_put(struct sftp_conn *conn, char *src, char *dst, char *pwd, int pflag) | |
560 | { | |
561 | char *tmp_dst = NULL; | |
562 | char *abs_dst = NULL; | |
563 | char *tmp; | |
564 | glob_t g; | |
565 | int err = 0; | |
566 | int i; | |
e74dc197 | 567 | struct stat sb; |
8af0406b | 568 | |
569 | if (dst) { | |
570 | tmp_dst = xstrdup(dst); | |
571 | tmp_dst = make_absolute(tmp_dst, pwd); | |
572 | } | |
573 | ||
574 | memset(&g, 0, sizeof(g)); | |
575 | debug3("Looking up %s", src); | |
e74dc197 | 576 | if (glob(src, GLOB_NOCHECK, NULL, &g)) { |
8af0406b | 577 | error("File \"%s\" not found.", src); |
578 | err = -1; | |
579 | goto out; | |
580 | } | |
581 | ||
582 | /* If multiple matches, dst may be directory or unspecified */ | |
583 | if (g.gl_matchc > 1 && tmp_dst && !remote_is_dir(conn, tmp_dst)) { | |
584 | error("Multiple files match, but \"%s\" is not a directory", | |
585 | tmp_dst); | |
586 | err = -1; | |
587 | goto out; | |
588 | } | |
589 | ||
590 | for (i = 0; g.gl_pathv[i] && !interrupted; i++) { | |
e74dc197 | 591 | if (stat(g.gl_pathv[i], &sb) == -1) { |
592 | err = -1; | |
593 | error("stat %s: %s", g.gl_pathv[i], strerror(errno)); | |
594 | continue; | |
595 | } | |
596 | ||
597 | if (!S_ISREG(sb.st_mode)) { | |
8af0406b | 598 | error("skipping non-regular file %s", |
599 | g.gl_pathv[i]); | |
600 | continue; | |
601 | } | |
602 | if (infer_path(g.gl_pathv[i], &tmp)) { | |
603 | err = -1; | |
604 | goto out; | |
605 | } | |
606 | ||
607 | if (g.gl_matchc == 1 && tmp_dst) { | |
608 | /* If directory specified, append filename */ | |
609 | if (remote_is_dir(conn, tmp_dst)) { | |
610 | if (infer_path(g.gl_pathv[0], &tmp)) { | |
611 | err = 1; | |
612 | goto out; | |
613 | } | |
614 | abs_dst = path_append(tmp_dst, tmp); | |
615 | xfree(tmp); | |
616 | } else | |
617 | abs_dst = xstrdup(tmp_dst); | |
618 | ||
619 | } else if (tmp_dst) { | |
620 | abs_dst = path_append(tmp_dst, tmp); | |
621 | xfree(tmp); | |
622 | } else | |
623 | abs_dst = make_absolute(tmp, pwd); | |
624 | ||
625 | printf("Uploading %s to %s\n", g.gl_pathv[i], abs_dst); | |
626 | if (do_upload(conn, g.gl_pathv[i], abs_dst, pflag) == -1) | |
627 | err = -1; | |
628 | } | |
629 | ||
630 | out: | |
631 | if (abs_dst) | |
632 | xfree(abs_dst); | |
633 | if (tmp_dst) | |
634 | xfree(tmp_dst); | |
635 | globfree(&g); | |
636 | return(err); | |
637 | } | |
638 | ||
639 | static int | |
640 | sdirent_comp(const void *aa, const void *bb) | |
641 | { | |
642 | SFTP_DIRENT *a = *(SFTP_DIRENT **)aa; | |
643 | SFTP_DIRENT *b = *(SFTP_DIRENT **)bb; | |
644 | int rmul = sort_flag & LS_REVERSE_SORT ? -1 : 1; | |
645 | ||
646 | #define NCMP(a,b) (a == b ? 0 : (a < b ? 1 : -1)) | |
647 | if (sort_flag & LS_NAME_SORT) | |
648 | return (rmul * strcmp(a->filename, b->filename)); | |
649 | else if (sort_flag & LS_TIME_SORT) | |
650 | return (rmul * NCMP(a->a.mtime, b->a.mtime)); | |
651 | else if (sort_flag & LS_SIZE_SORT) | |
652 | return (rmul * NCMP(a->a.size, b->a.size)); | |
653 | ||
654 | fatal("Unknown ls sort type"); | |
655 | } | |
656 | ||
657 | /* sftp ls.1 replacement for directories */ | |
658 | static int | |
659 | do_ls_dir(struct sftp_conn *conn, char *path, char *strip_path, int lflag) | |
660 | { | |
661 | int n; | |
662 | u_int c = 1, colspace = 0, columns = 1; | |
663 | SFTP_DIRENT **d; | |
664 | ||
665 | if ((n = do_readdir(conn, path, &d)) != 0) | |
666 | return (n); | |
667 | ||
668 | if (!(lflag & LS_SHORT_VIEW)) { | |
669 | u_int m = 0, width = 80; | |
670 | struct winsize ws; | |
671 | char *tmp; | |
672 | ||
673 | /* Count entries for sort and find longest filename */ | |
674 | for (n = 0; d[n] != NULL; n++) { | |
675 | if (d[n]->filename[0] != '.' || (lflag & LS_SHOW_ALL)) | |
676 | m = MAX(m, strlen(d[n]->filename)); | |
677 | } | |
678 | ||
679 | /* Add any subpath that also needs to be counted */ | |
680 | tmp = path_strip(path, strip_path); | |
681 | m += strlen(tmp); | |
682 | xfree(tmp); | |
683 | ||
684 | if (ioctl(fileno(stdin), TIOCGWINSZ, &ws) != -1) | |
685 | width = ws.ws_col; | |
686 | ||
687 | columns = width / (m + 2); | |
688 | columns = MAX(columns, 1); | |
689 | colspace = width / columns; | |
690 | colspace = MIN(colspace, width); | |
691 | } | |
692 | ||
693 | if (lflag & SORT_FLAGS) { | |
694 | for (n = 0; d[n] != NULL; n++) | |
695 | ; /* count entries */ | |
696 | sort_flag = lflag & (SORT_FLAGS|LS_REVERSE_SORT); | |
697 | qsort(d, n, sizeof(*d), sdirent_comp); | |
698 | } | |
699 | ||
700 | for (n = 0; d[n] != NULL && !interrupted; n++) { | |
701 | char *tmp, *fname; | |
702 | ||
703 | if (d[n]->filename[0] == '.' && !(lflag & LS_SHOW_ALL)) | |
704 | continue; | |
705 | ||
706 | tmp = path_append(path, d[n]->filename); | |
707 | fname = path_strip(tmp, strip_path); | |
708 | xfree(tmp); | |
709 | ||
710 | if (lflag & LS_LONG_VIEW) { | |
711 | if (lflag & LS_NUMERIC_VIEW) { | |
712 | char *lname; | |
713 | struct stat sb; | |
714 | ||
715 | memset(&sb, 0, sizeof(sb)); | |
716 | attrib_to_stat(&d[n]->a, &sb); | |
717 | lname = ls_file(fname, &sb, 1); | |
718 | printf("%s\n", lname); | |
719 | xfree(lname); | |
720 | } else | |
721 | printf("%s\n", d[n]->longname); | |
722 | } else { | |
723 | printf("%-*s", colspace, fname); | |
724 | if (c >= columns) { | |
725 | printf("\n"); | |
726 | c = 1; | |
727 | } else | |
728 | c++; | |
729 | } | |
730 | ||
731 | xfree(fname); | |
732 | } | |
733 | ||
734 | if (!(lflag & LS_LONG_VIEW) && (c != 1)) | |
735 | printf("\n"); | |
736 | ||
737 | free_sftp_dirents(d); | |
738 | return (0); | |
739 | } | |
740 | ||
741 | /* sftp ls.1 replacement which handles path globs */ | |
742 | static int | |
743 | do_globbed_ls(struct sftp_conn *conn, char *path, char *strip_path, | |
744 | int lflag) | |
745 | { | |
746 | glob_t g; | |
747 | u_int i, c = 1, colspace = 0, columns = 1; | |
748 | Attrib *a = NULL; | |
749 | ||
750 | memset(&g, 0, sizeof(g)); | |
751 | ||
752 | if (remote_glob(conn, path, GLOB_MARK|GLOB_NOCHECK|GLOB_BRACE, | |
753 | NULL, &g) || (g.gl_pathc && !g.gl_matchc)) { | |
754 | if (g.gl_pathc) | |
755 | globfree(&g); | |
756 | error("Can't ls: \"%s\" not found", path); | |
757 | return (-1); | |
758 | } | |
759 | ||
760 | if (interrupted) | |
761 | goto out; | |
762 | ||
763 | /* | |
764 | * If the glob returns a single match and it is a directory, | |
765 | * then just list its contents. | |
766 | */ | |
767 | if (g.gl_matchc == 1) { | |
768 | if ((a = do_lstat(conn, g.gl_pathv[0], 1)) == NULL) { | |
769 | globfree(&g); | |
770 | return (-1); | |
771 | } | |
772 | if ((a->flags & SSH2_FILEXFER_ATTR_PERMISSIONS) && | |
773 | S_ISDIR(a->perm)) { | |
774 | int err; | |
775 | ||
776 | err = do_ls_dir(conn, g.gl_pathv[0], strip_path, lflag); | |
777 | globfree(&g); | |
778 | return (err); | |
779 | } | |
780 | } | |
781 | ||
782 | if (!(lflag & LS_SHORT_VIEW)) { | |
783 | u_int m = 0, width = 80; | |
784 | struct winsize ws; | |
785 | ||
786 | /* Count entries for sort and find longest filename */ | |
787 | for (i = 0; g.gl_pathv[i]; i++) | |
788 | m = MAX(m, strlen(g.gl_pathv[i])); | |
789 | ||
790 | if (ioctl(fileno(stdin), TIOCGWINSZ, &ws) != -1) | |
791 | width = ws.ws_col; | |
792 | ||
793 | columns = width / (m + 2); | |
794 | columns = MAX(columns, 1); | |
795 | colspace = width / columns; | |
796 | } | |
797 | ||
798 | for (i = 0; g.gl_pathv[i] && !interrupted; i++, a = NULL) { | |
799 | char *fname; | |
800 | ||
801 | fname = path_strip(g.gl_pathv[i], strip_path); | |
802 | ||
803 | if (lflag & LS_LONG_VIEW) { | |
804 | char *lname; | |
805 | struct stat sb; | |
806 | ||
807 | /* | |
808 | * XXX: this is slow - 1 roundtrip per path | |
809 | * A solution to this is to fork glob() and | |
810 | * build a sftp specific version which keeps the | |
811 | * attribs (which currently get thrown away) | |
812 | * that the server returns as well as the filenames. | |
813 | */ | |
814 | memset(&sb, 0, sizeof(sb)); | |
815 | if (a == NULL) | |
816 | a = do_lstat(conn, g.gl_pathv[i], 1); | |
817 | if (a != NULL) | |
818 | attrib_to_stat(a, &sb); | |
819 | lname = ls_file(fname, &sb, 1); | |
820 | printf("%s\n", lname); | |
821 | xfree(lname); | |
822 | } else { | |
823 | printf("%-*s", colspace, fname); | |
824 | if (c >= columns) { | |
825 | printf("\n"); | |
826 | c = 1; | |
827 | } else | |
828 | c++; | |
829 | } | |
830 | xfree(fname); | |
831 | } | |
832 | ||
833 | if (!(lflag & LS_LONG_VIEW) && (c != 1)) | |
834 | printf("\n"); | |
835 | ||
836 | out: | |
837 | if (g.gl_pathc) | |
838 | globfree(&g); | |
839 | ||
840 | return (0); | |
841 | } | |
842 | ||
5156b1a1 | 843 | static int |
844 | do_df(struct sftp_conn *conn, char *path, int hflag, int iflag) | |
845 | { | |
846 | struct sftp_statvfs st; | |
847 | char s_used[FMT_SCALED_STRSIZE]; | |
848 | char s_avail[FMT_SCALED_STRSIZE]; | |
849 | char s_root[FMT_SCALED_STRSIZE]; | |
850 | char s_total[FMT_SCALED_STRSIZE]; | |
851 | ||
852 | if (do_statvfs(conn, path, &st, 1) == -1) | |
853 | return -1; | |
854 | if (iflag) { | |
855 | printf(" Inodes Used Avail " | |
856 | "(root) %%Capacity\n"); | |
857 | printf("%11llu %11llu %11llu %11llu %3llu%%\n", | |
858 | (unsigned long long)st.f_files, | |
859 | (unsigned long long)(st.f_files - st.f_ffree), | |
860 | (unsigned long long)st.f_favail, | |
861 | (unsigned long long)st.f_ffree, | |
862 | (unsigned long long)(100 * (st.f_files - st.f_ffree) / | |
863 | st.f_files)); | |
864 | } else if (hflag) { | |
865 | strlcpy(s_used, "error", sizeof(s_used)); | |
866 | strlcpy(s_avail, "error", sizeof(s_avail)); | |
867 | strlcpy(s_root, "error", sizeof(s_root)); | |
868 | strlcpy(s_total, "error", sizeof(s_total)); | |
869 | fmt_scaled((st.f_blocks - st.f_bfree) * st.f_frsize, s_used); | |
870 | fmt_scaled(st.f_bavail * st.f_frsize, s_avail); | |
871 | fmt_scaled(st.f_bfree * st.f_frsize, s_root); | |
872 | fmt_scaled(st.f_blocks * st.f_frsize, s_total); | |
873 | printf(" Size Used Avail (root) %%Capacity\n"); | |
874 | printf("%7sB %7sB %7sB %7sB %3llu%%\n", | |
875 | s_total, s_used, s_avail, s_root, | |
876 | (unsigned long long)(100 * (st.f_blocks - st.f_bfree) / | |
877 | st.f_blocks)); | |
878 | } else { | |
879 | printf(" Size Used Avail " | |
880 | "(root) %%Capacity\n"); | |
881 | printf("%12llu %12llu %12llu %12llu %3llu%%\n", | |
882 | (unsigned long long)(st.f_frsize * st.f_blocks / 1024), | |
883 | (unsigned long long)(st.f_frsize * | |
884 | (st.f_blocks - st.f_bfree) / 1024), | |
885 | (unsigned long long)(st.f_frsize * st.f_bavail / 1024), | |
886 | (unsigned long long)(st.f_frsize * st.f_bfree / 1024), | |
887 | (unsigned long long)(100 * (st.f_blocks - st.f_bfree) / | |
888 | st.f_blocks)); | |
889 | } | |
890 | return 0; | |
891 | } | |
892 | ||
e74dc197 | 893 | /* |
894 | * Undo escaping of glob sequences in place. Used to undo extra escaping | |
895 | * applied in makeargv() when the string is destined for a function that | |
896 | * does not glob it. | |
897 | */ | |
898 | static void | |
899 | undo_glob_escape(char *s) | |
900 | { | |
901 | size_t i, j; | |
902 | ||
903 | for (i = j = 0;;) { | |
904 | if (s[i] == '\0') { | |
905 | s[j] = '\0'; | |
906 | return; | |
907 | } | |
908 | if (s[i] != '\\') { | |
909 | s[j++] = s[i++]; | |
910 | continue; | |
911 | } | |
912 | /* s[i] == '\\' */ | |
913 | ++i; | |
914 | switch (s[i]) { | |
915 | case '?': | |
916 | case '[': | |
917 | case '*': | |
918 | case '\\': | |
919 | s[j++] = s[i++]; | |
920 | break; | |
921 | case '\0': | |
922 | s[j++] = '\\'; | |
923 | s[j] = '\0'; | |
924 | return; | |
925 | default: | |
926 | s[j++] = '\\'; | |
927 | s[j++] = s[i++]; | |
928 | break; | |
929 | } | |
930 | } | |
931 | } | |
932 | ||
933 | /* | |
934 | * Split a string into an argument vector using sh(1)-style quoting, | |
935 | * comment and escaping rules, but with some tweaks to handle glob(3) | |
936 | * wildcards. | |
937 | * Returns NULL on error or a NULL-terminated array of arguments. | |
938 | */ | |
939 | #define MAXARGS 128 | |
940 | #define MAXARGLEN 8192 | |
941 | static char ** | |
942 | makeargv(const char *arg, int *argcp) | |
943 | { | |
944 | int argc, quot; | |
945 | size_t i, j; | |
946 | static char argvs[MAXARGLEN]; | |
947 | static char *argv[MAXARGS + 1]; | |
948 | enum { MA_START, MA_SQUOTE, MA_DQUOTE, MA_UNQUOTED } state, q; | |
949 | ||
950 | *argcp = argc = 0; | |
951 | if (strlen(arg) > sizeof(argvs) - 1) { | |
952 | args_too_longs: | |
953 | error("string too long"); | |
954 | return NULL; | |
955 | } | |
956 | state = MA_START; | |
957 | i = j = 0; | |
958 | for (;;) { | |
959 | if (isspace(arg[i])) { | |
960 | if (state == MA_UNQUOTED) { | |
961 | /* Terminate current argument */ | |
962 | argvs[j++] = '\0'; | |
963 | argc++; | |
964 | state = MA_START; | |
965 | } else if (state != MA_START) | |
966 | argvs[j++] = arg[i]; | |
967 | } else if (arg[i] == '"' || arg[i] == '\'') { | |
968 | q = arg[i] == '"' ? MA_DQUOTE : MA_SQUOTE; | |
969 | if (state == MA_START) { | |
970 | argv[argc] = argvs + j; | |
971 | state = q; | |
972 | } else if (state == MA_UNQUOTED) | |
973 | state = q; | |
974 | else if (state == q) | |
975 | state = MA_UNQUOTED; | |
976 | else | |
977 | argvs[j++] = arg[i]; | |
978 | } else if (arg[i] == '\\') { | |
979 | if (state == MA_SQUOTE || state == MA_DQUOTE) { | |
980 | quot = state == MA_SQUOTE ? '\'' : '"'; | |
981 | /* Unescape quote we are in */ | |
982 | /* XXX support \n and friends? */ | |
983 | if (arg[i + 1] == quot) { | |
984 | i++; | |
985 | argvs[j++] = arg[i]; | |
986 | } else if (arg[i + 1] == '?' || | |
987 | arg[i + 1] == '[' || arg[i + 1] == '*') { | |
988 | /* | |
989 | * Special case for sftp: append | |
990 | * double-escaped glob sequence - | |
991 | * glob will undo one level of | |
992 | * escaping. NB. string can grow here. | |
993 | */ | |
994 | if (j >= sizeof(argvs) - 5) | |
995 | goto args_too_longs; | |
996 | argvs[j++] = '\\'; | |
997 | argvs[j++] = arg[i++]; | |
998 | argvs[j++] = '\\'; | |
999 | argvs[j++] = arg[i]; | |
1000 | } else { | |
1001 | argvs[j++] = arg[i++]; | |
1002 | argvs[j++] = arg[i]; | |
1003 | } | |
1004 | } else { | |
1005 | if (state == MA_START) { | |
1006 | argv[argc] = argvs + j; | |
1007 | state = MA_UNQUOTED; | |
1008 | } | |
1009 | if (arg[i + 1] == '?' || arg[i + 1] == '[' || | |
1010 | arg[i + 1] == '*' || arg[i + 1] == '\\') { | |
1011 | /* | |
1012 | * Special case for sftp: append | |
1013 | * escaped glob sequence - | |
1014 | * glob will undo one level of | |
1015 | * escaping. | |
1016 | */ | |
1017 | argvs[j++] = arg[i++]; | |
1018 | argvs[j++] = arg[i]; | |
1019 | } else { | |
1020 | /* Unescape everything */ | |
1021 | /* XXX support \n and friends? */ | |
1022 | i++; | |
1023 | argvs[j++] = arg[i]; | |
1024 | } | |
1025 | } | |
1026 | } else if (arg[i] == '#') { | |
1027 | if (state == MA_SQUOTE || state == MA_DQUOTE) | |
1028 | argvs[j++] = arg[i]; | |
1029 | else | |
1030 | goto string_done; | |
1031 | } else if (arg[i] == '\0') { | |
1032 | if (state == MA_SQUOTE || state == MA_DQUOTE) { | |
1033 | error("Unterminated quoted argument"); | |
1034 | return NULL; | |
1035 | } | |
1036 | string_done: | |
1037 | if (state == MA_UNQUOTED) { | |
1038 | argvs[j++] = '\0'; | |
1039 | argc++; | |
1040 | } | |
1041 | break; | |
1042 | } else { | |
1043 | if (state == MA_START) { | |
1044 | argv[argc] = argvs + j; | |
1045 | state = MA_UNQUOTED; | |
1046 | } | |
1047 | if ((state == MA_SQUOTE || state == MA_DQUOTE) && | |
1048 | (arg[i] == '?' || arg[i] == '[' || arg[i] == '*')) { | |
1049 | /* | |
1050 | * Special case for sftp: escape quoted | |
1051 | * glob(3) wildcards. NB. string can grow | |
1052 | * here. | |
1053 | */ | |
1054 | if (j >= sizeof(argvs) - 3) | |
1055 | goto args_too_longs; | |
1056 | argvs[j++] = '\\'; | |
1057 | argvs[j++] = arg[i]; | |
1058 | } else | |
1059 | argvs[j++] = arg[i]; | |
1060 | } | |
1061 | i++; | |
1062 | } | |
1063 | *argcp = argc; | |
1064 | return argv; | |
1065 | } | |
1066 | ||
8af0406b | 1067 | static int |
5156b1a1 | 1068 | parse_args(const char **cpp, int *pflag, int *lflag, int *iflag, int *hflag, |
8af0406b | 1069 | unsigned long *n_arg, char **path1, char **path2) |
1070 | { | |
1071 | const char *cmd, *cp = *cpp; | |
e74dc197 | 1072 | char *cp2, **argv; |
8af0406b | 1073 | int base = 0; |
1074 | long l; | |
e74dc197 | 1075 | int i, cmdnum, optidx, argc; |
8af0406b | 1076 | |
1077 | /* Skip leading whitespace */ | |
1078 | cp = cp + strspn(cp, WHITESPACE); | |
1079 | ||
1080 | /* Ignore blank lines and lines which begin with comment '#' char */ | |
1081 | if (*cp == '\0' || *cp == '#') | |
1082 | return (0); | |
1083 | ||
1084 | /* Check for leading '-' (disable error processing) */ | |
1085 | *iflag = 0; | |
1086 | if (*cp == '-') { | |
1087 | *iflag = 1; | |
1088 | cp++; | |
1089 | } | |
1090 | ||
e74dc197 | 1091 | if ((argv = makeargv(cp, &argc)) == NULL) |
1092 | return -1; | |
1093 | ||
8af0406b | 1094 | /* Figure out which command we have */ |
e74dc197 | 1095 | for (i = 0; cmds[i].c != NULL; i++) { |
1096 | if (strcasecmp(cmds[i].c, argv[0]) == 0) | |
8af0406b | 1097 | break; |
8af0406b | 1098 | } |
1099 | cmdnum = cmds[i].n; | |
1100 | cmd = cmds[i].c; | |
1101 | ||
1102 | /* Special case */ | |
1103 | if (*cp == '!') { | |
1104 | cp++; | |
1105 | cmdnum = I_SHELL; | |
1106 | } else if (cmdnum == -1) { | |
1107 | error("Invalid command."); | |
e74dc197 | 1108 | return -1; |
8af0406b | 1109 | } |
1110 | ||
1111 | /* Get arguments and parse flags */ | |
5156b1a1 | 1112 | *lflag = *pflag = *hflag = *n_arg = 0; |
8af0406b | 1113 | *path1 = *path2 = NULL; |
e74dc197 | 1114 | optidx = 1; |
8af0406b | 1115 | switch (cmdnum) { |
1116 | case I_GET: | |
1117 | case I_PUT: | |
e74dc197 | 1118 | if ((optidx = parse_getput_flags(cmd, argv, argc, pflag)) == -1) |
1119 | return -1; | |
8af0406b | 1120 | /* Get first pathname (mandatory) */ |
e74dc197 | 1121 | if (argc - optidx < 1) { |
8af0406b | 1122 | error("You must specify at least one path after a " |
1123 | "%s command.", cmd); | |
e74dc197 | 1124 | return -1; |
1125 | } | |
1126 | *path1 = xstrdup(argv[optidx]); | |
1127 | /* Get second pathname (optional) */ | |
1128 | if (argc - optidx > 1) { | |
1129 | *path2 = xstrdup(argv[optidx + 1]); | |
1130 | /* Destination is not globbed */ | |
1131 | undo_glob_escape(*path2); | |
8af0406b | 1132 | } |
8af0406b | 1133 | break; |
1134 | case I_RENAME: | |
1135 | case I_SYMLINK: | |
e74dc197 | 1136 | if (argc - optidx < 2) { |
8af0406b | 1137 | error("You must specify two paths after a %s " |
1138 | "command.", cmd); | |
e74dc197 | 1139 | return -1; |
8af0406b | 1140 | } |
e74dc197 | 1141 | *path1 = xstrdup(argv[optidx]); |
1142 | *path2 = xstrdup(argv[optidx + 1]); | |
1143 | /* Paths are not globbed */ | |
1144 | undo_glob_escape(*path1); | |
1145 | undo_glob_escape(*path2); | |
8af0406b | 1146 | break; |
1147 | case I_RM: | |
1148 | case I_MKDIR: | |
1149 | case I_RMDIR: | |
1150 | case I_CHDIR: | |
1151 | case I_LCHDIR: | |
1152 | case I_LMKDIR: | |
1153 | /* Get pathname (mandatory) */ | |
e74dc197 | 1154 | if (argc - optidx < 1) { |
8af0406b | 1155 | error("You must specify a path after a %s command.", |
1156 | cmd); | |
e74dc197 | 1157 | return -1; |
8af0406b | 1158 | } |
e74dc197 | 1159 | *path1 = xstrdup(argv[optidx]); |
1160 | /* Only "rm" globs */ | |
1161 | if (cmdnum != I_RM) | |
1162 | undo_glob_escape(*path1); | |
8af0406b | 1163 | break; |
5156b1a1 | 1164 | case I_DF: |
1165 | if ((optidx = parse_df_flags(cmd, argv, argc, hflag, | |
1166 | iflag)) == -1) | |
1167 | return -1; | |
1168 | /* Default to current directory if no path specified */ | |
1169 | if (argc - optidx < 1) | |
1170 | *path1 = NULL; | |
1171 | else { | |
1172 | *path1 = xstrdup(argv[optidx]); | |
1173 | undo_glob_escape(*path1); | |
1174 | } | |
1175 | break; | |
8af0406b | 1176 | case I_LS: |
e74dc197 | 1177 | if ((optidx = parse_ls_flags(argv, argc, lflag)) == -1) |
8af0406b | 1178 | return(-1); |
1179 | /* Path is optional */ | |
e74dc197 | 1180 | if (argc - optidx > 0) |
1181 | *path1 = xstrdup(argv[optidx]); | |
8af0406b | 1182 | break; |
1183 | case I_LLS: | |
e74dc197 | 1184 | /* Skip ls command and following whitespace */ |
1185 | cp = cp + strlen(cmd) + strspn(cp, WHITESPACE); | |
8af0406b | 1186 | case I_SHELL: |
1187 | /* Uses the rest of the line */ | |
1188 | break; | |
1189 | case I_LUMASK: | |
8af0406b | 1190 | case I_CHMOD: |
1191 | base = 8; | |
1192 | case I_CHOWN: | |
1193 | case I_CHGRP: | |
1194 | /* Get numeric arg (mandatory) */ | |
e74dc197 | 1195 | if (argc - optidx < 1) |
1196 | goto need_num_arg; | |
240debe0 | 1197 | errno = 0; |
e74dc197 | 1198 | l = strtol(argv[optidx], &cp2, base); |
1199 | if (cp2 == argv[optidx] || *cp2 != '\0' || | |
1200 | ((l == LONG_MIN || l == LONG_MAX) && errno == ERANGE) || | |
1201 | l < 0) { | |
1202 | need_num_arg: | |
8af0406b | 1203 | error("You must supply a numeric argument " |
1204 | "to the %s command.", cmd); | |
e74dc197 | 1205 | return -1; |
8af0406b | 1206 | } |
8af0406b | 1207 | *n_arg = l; |
e74dc197 | 1208 | if (cmdnum == I_LUMASK) |
8af0406b | 1209 | break; |
8af0406b | 1210 | /* Get pathname (mandatory) */ |
e74dc197 | 1211 | if (argc - optidx < 2) { |
8af0406b | 1212 | error("You must specify a path after a %s command.", |
1213 | cmd); | |
e74dc197 | 1214 | return -1; |
8af0406b | 1215 | } |
e74dc197 | 1216 | *path1 = xstrdup(argv[optidx + 1]); |
8af0406b | 1217 | break; |
1218 | case I_QUIT: | |
1219 | case I_PWD: | |
1220 | case I_LPWD: | |
1221 | case I_HELP: | |
1222 | case I_VERSION: | |
1223 | case I_PROGRESS: | |
1224 | break; | |
1225 | default: | |
1226 | fatal("Command not implemented"); | |
1227 | } | |
1228 | ||
1229 | *cpp = cp; | |
1230 | return(cmdnum); | |
1231 | } | |
1232 | ||
1233 | static int | |
1234 | parse_dispatch_command(struct sftp_conn *conn, const char *cmd, char **pwd, | |
1235 | int err_abort) | |
1236 | { | |
1237 | char *path1, *path2, *tmp; | |
5262cbfb | 1238 | int pflag = 0, lflag = 0, iflag = 0, hflag = 0, cmdnum, i; |
1239 | unsigned long n_arg = 0; | |
8af0406b | 1240 | Attrib a, *aa; |
1241 | char path_buf[MAXPATHLEN]; | |
1242 | int err = 0; | |
1243 | glob_t g; | |
1244 | ||
1245 | path1 = path2 = NULL; | |
5156b1a1 | 1246 | cmdnum = parse_args(&cmd, &pflag, &lflag, &iflag, &hflag, &n_arg, |
8af0406b | 1247 | &path1, &path2); |
1248 | ||
1249 | if (iflag != 0) | |
1250 | err_abort = 0; | |
1251 | ||
1252 | memset(&g, 0, sizeof(g)); | |
1253 | ||
1254 | /* Perform command */ | |
1255 | switch (cmdnum) { | |
1256 | case 0: | |
1257 | /* Blank line */ | |
1258 | break; | |
1259 | case -1: | |
1260 | /* Unrecognized command */ | |
1261 | err = -1; | |
1262 | break; | |
1263 | case I_GET: | |
1264 | err = process_get(conn, path1, path2, *pwd, pflag); | |
1265 | break; | |
1266 | case I_PUT: | |
1267 | err = process_put(conn, path1, path2, *pwd, pflag); | |
1268 | break; | |
1269 | case I_RENAME: | |
1270 | path1 = make_absolute(path1, *pwd); | |
1271 | path2 = make_absolute(path2, *pwd); | |
1272 | err = do_rename(conn, path1, path2); | |
1273 | break; | |
1274 | case I_SYMLINK: | |
1275 | path2 = make_absolute(path2, *pwd); | |
1276 | err = do_symlink(conn, path1, path2); | |
1277 | break; | |
1278 | case I_RM: | |
1279 | path1 = make_absolute(path1, *pwd); | |
1280 | remote_glob(conn, path1, GLOB_NOCHECK, NULL, &g); | |
1281 | for (i = 0; g.gl_pathv[i] && !interrupted; i++) { | |
1282 | printf("Removing %s\n", g.gl_pathv[i]); | |
1283 | err = do_rm(conn, g.gl_pathv[i]); | |
1284 | if (err != 0 && err_abort) | |
1285 | break; | |
1286 | } | |
1287 | break; | |
1288 | case I_MKDIR: | |
1289 | path1 = make_absolute(path1, *pwd); | |
1290 | attrib_clear(&a); | |
1291 | a.flags |= SSH2_FILEXFER_ATTR_PERMISSIONS; | |
1292 | a.perm = 0777; | |
1293 | err = do_mkdir(conn, path1, &a); | |
1294 | break; | |
1295 | case I_RMDIR: | |
1296 | path1 = make_absolute(path1, *pwd); | |
1297 | err = do_rmdir(conn, path1); | |
1298 | break; | |
1299 | case I_CHDIR: | |
1300 | path1 = make_absolute(path1, *pwd); | |
1301 | if ((tmp = do_realpath(conn, path1)) == NULL) { | |
1302 | err = 1; | |
1303 | break; | |
1304 | } | |
1305 | if ((aa = do_stat(conn, tmp, 0)) == NULL) { | |
1306 | xfree(tmp); | |
1307 | err = 1; | |
1308 | break; | |
1309 | } | |
1310 | if (!(aa->flags & SSH2_FILEXFER_ATTR_PERMISSIONS)) { | |
1311 | error("Can't change directory: Can't check target"); | |
1312 | xfree(tmp); | |
1313 | err = 1; | |
1314 | break; | |
1315 | } | |
1316 | if (!S_ISDIR(aa->perm)) { | |
1317 | error("Can't change directory: \"%s\" is not " | |
1318 | "a directory", tmp); | |
1319 | xfree(tmp); | |
1320 | err = 1; | |
1321 | break; | |
1322 | } | |
1323 | xfree(*pwd); | |
1324 | *pwd = tmp; | |
1325 | break; | |
1326 | case I_LS: | |
1327 | if (!path1) { | |
1328 | do_globbed_ls(conn, *pwd, *pwd, lflag); | |
1329 | break; | |
1330 | } | |
1331 | ||
1332 | /* Strip pwd off beginning of non-absolute paths */ | |
1333 | tmp = NULL; | |
1334 | if (*path1 != '/') | |
1335 | tmp = *pwd; | |
1336 | ||
1337 | path1 = make_absolute(path1, *pwd); | |
1338 | err = do_globbed_ls(conn, path1, tmp, lflag); | |
1339 | break; | |
5156b1a1 | 1340 | case I_DF: |
1341 | /* Default to current directory if no path specified */ | |
1342 | if (path1 == NULL) | |
1343 | path1 = xstrdup(*pwd); | |
1344 | path1 = make_absolute(path1, *pwd); | |
1345 | err = do_df(conn, path1, hflag, iflag); | |
1346 | break; | |
8af0406b | 1347 | case I_LCHDIR: |
1348 | if (chdir(path1) == -1) { | |
1349 | error("Couldn't change local directory to " | |
1350 | "\"%s\": %s", path1, strerror(errno)); | |
1351 | err = 1; | |
1352 | } | |
1353 | break; | |
1354 | case I_LMKDIR: | |
1355 | if (mkdir(path1, 0777) == -1) { | |
1356 | error("Couldn't create local directory " | |
1357 | "\"%s\": %s", path1, strerror(errno)); | |
1358 | err = 1; | |
1359 | } | |
1360 | break; | |
1361 | case I_LLS: | |
1362 | local_do_ls(cmd); | |
1363 | break; | |
1364 | case I_SHELL: | |
1365 | local_do_shell(cmd); | |
1366 | break; | |
1367 | case I_LUMASK: | |
1368 | umask(n_arg); | |
1369 | printf("Local umask: %03lo\n", n_arg); | |
1370 | break; | |
1371 | case I_CHMOD: | |
1372 | path1 = make_absolute(path1, *pwd); | |
1373 | attrib_clear(&a); | |
1374 | a.flags |= SSH2_FILEXFER_ATTR_PERMISSIONS; | |
1375 | a.perm = n_arg; | |
1376 | remote_glob(conn, path1, GLOB_NOCHECK, NULL, &g); | |
1377 | for (i = 0; g.gl_pathv[i] && !interrupted; i++) { | |
1378 | printf("Changing mode on %s\n", g.gl_pathv[i]); | |
1379 | err = do_setstat(conn, g.gl_pathv[i], &a); | |
1380 | if (err != 0 && err_abort) | |
1381 | break; | |
1382 | } | |
1383 | break; | |
1384 | case I_CHOWN: | |
1385 | case I_CHGRP: | |
1386 | path1 = make_absolute(path1, *pwd); | |
1387 | remote_glob(conn, path1, GLOB_NOCHECK, NULL, &g); | |
1388 | for (i = 0; g.gl_pathv[i] && !interrupted; i++) { | |
1389 | if (!(aa = do_stat(conn, g.gl_pathv[i], 0))) { | |
5262cbfb | 1390 | if (err_abort) { |
1391 | err = -1; | |
8af0406b | 1392 | break; |
5262cbfb | 1393 | } else |
8af0406b | 1394 | continue; |
1395 | } | |
1396 | if (!(aa->flags & SSH2_FILEXFER_ATTR_UIDGID)) { | |
1397 | error("Can't get current ownership of " | |
1398 | "remote file \"%s\"", g.gl_pathv[i]); | |
5262cbfb | 1399 | if (err_abort) { |
1400 | err = -1; | |
8af0406b | 1401 | break; |
5262cbfb | 1402 | } else |
8af0406b | 1403 | continue; |
1404 | } | |
1405 | aa->flags &= SSH2_FILEXFER_ATTR_UIDGID; | |
1406 | if (cmdnum == I_CHOWN) { | |
1407 | printf("Changing owner on %s\n", g.gl_pathv[i]); | |
1408 | aa->uid = n_arg; | |
1409 | } else { | |
1410 | printf("Changing group on %s\n", g.gl_pathv[i]); | |
1411 | aa->gid = n_arg; | |
1412 | } | |
1413 | err = do_setstat(conn, g.gl_pathv[i], aa); | |
1414 | if (err != 0 && err_abort) | |
1415 | break; | |
1416 | } | |
1417 | break; | |
1418 | case I_PWD: | |
1419 | printf("Remote working directory: %s\n", *pwd); | |
1420 | break; | |
1421 | case I_LPWD: | |
1422 | if (!getcwd(path_buf, sizeof(path_buf))) { | |
1423 | error("Couldn't get local cwd: %s", strerror(errno)); | |
1424 | err = -1; | |
1425 | break; | |
1426 | } | |
1427 | printf("Local working directory: %s\n", path_buf); | |
1428 | break; | |
1429 | case I_QUIT: | |
1430 | /* Processed below */ | |
1431 | break; | |
1432 | case I_HELP: | |
1433 | help(); | |
1434 | break; | |
1435 | case I_VERSION: | |
1436 | printf("SFTP protocol version %u\n", sftp_proto_version(conn)); | |
1437 | break; | |
1438 | case I_PROGRESS: | |
1439 | showprogress = !showprogress; | |
1440 | if (showprogress) | |
1441 | printf("Progress meter enabled\n"); | |
1442 | else | |
1443 | printf("Progress meter disabled\n"); | |
1444 | break; | |
1445 | default: | |
1446 | fatal("%d is not implemented", cmdnum); | |
1447 | } | |
1448 | ||
1449 | if (g.gl_pathc) | |
1450 | globfree(&g); | |
1451 | if (path1) | |
1452 | xfree(path1); | |
1453 | if (path2) | |
1454 | xfree(path2); | |
1455 | ||
1456 | /* If an unignored error occurs in batch mode we should abort. */ | |
1457 | if (err_abort && err != 0) | |
1458 | return (-1); | |
1459 | else if (cmdnum == I_QUIT) | |
1460 | return (1); | |
1461 | ||
1462 | return (0); | |
1463 | } | |
1464 | ||
1465 | #ifdef USE_LIBEDIT | |
1466 | static char * | |
1467 | prompt(EditLine *el) | |
1468 | { | |
1469 | return ("sftp> "); | |
1470 | } | |
1471 | #endif | |
1472 | ||
1473 | int | |
1474 | interactive_loop(int fd_in, int fd_out, char *file1, char *file2) | |
1475 | { | |
1476 | char *pwd; | |
1477 | char *dir = NULL; | |
1478 | char cmd[2048]; | |
1479 | struct sftp_conn *conn; | |
1480 | int err, interactive; | |
1481 | EditLine *el = NULL; | |
1482 | #ifdef USE_LIBEDIT | |
1483 | History *hl = NULL; | |
1484 | HistEvent hev; | |
1485 | extern char *__progname; | |
1486 | ||
1487 | if (!batchmode && isatty(STDIN_FILENO)) { | |
1488 | if ((el = el_init(__progname, stdin, stdout, stderr)) == NULL) | |
1489 | fatal("Couldn't initialise editline"); | |
1490 | if ((hl = history_init()) == NULL) | |
1491 | fatal("Couldn't initialise editline history"); | |
1492 | history(hl, &hev, H_SETSIZE, 100); | |
1493 | el_set(el, EL_HIST, history, hl); | |
1494 | ||
1495 | el_set(el, EL_PROMPT, prompt); | |
1496 | el_set(el, EL_EDITOR, "emacs"); | |
1497 | el_set(el, EL_TERMINAL, NULL); | |
1498 | el_set(el, EL_SIGNAL, 1); | |
1499 | el_source(el, NULL); | |
1500 | } | |
1501 | #endif /* USE_LIBEDIT */ | |
1502 | ||
1503 | conn = do_init(fd_in, fd_out, copy_buffer_len, num_requests); | |
1504 | if (conn == NULL) | |
1505 | fatal("Couldn't initialise connection to server"); | |
1506 | ||
1507 | pwd = do_realpath(conn, "."); | |
1508 | if (pwd == NULL) | |
1509 | fatal("Need cwd"); | |
1510 | ||
1511 | if (file1 != NULL) { | |
1512 | dir = xstrdup(file1); | |
1513 | dir = make_absolute(dir, pwd); | |
1514 | ||
1515 | if (remote_is_dir(conn, dir) && file2 == NULL) { | |
1516 | printf("Changing to: %s\n", dir); | |
1517 | snprintf(cmd, sizeof cmd, "cd \"%s\"", dir); | |
1518 | if (parse_dispatch_command(conn, cmd, &pwd, 1) != 0) { | |
1519 | xfree(dir); | |
1520 | xfree(pwd); | |
30460aeb | 1521 | xfree(conn); |
8af0406b | 1522 | return (-1); |
1523 | } | |
1524 | } else { | |
1525 | if (file2 == NULL) | |
1526 | snprintf(cmd, sizeof cmd, "get %s", dir); | |
1527 | else | |
1528 | snprintf(cmd, sizeof cmd, "get %s %s", dir, | |
1529 | file2); | |
1530 | ||
1531 | err = parse_dispatch_command(conn, cmd, &pwd, 1); | |
1532 | xfree(dir); | |
1533 | xfree(pwd); | |
30460aeb | 1534 | xfree(conn); |
8af0406b | 1535 | return (err); |
1536 | } | |
1537 | xfree(dir); | |
1538 | } | |
1539 | ||
1540 | #if defined(HAVE_SETVBUF) && !defined(BROKEN_SETVBUF) | |
1541 | setvbuf(stdout, NULL, _IOLBF, 0); | |
1542 | setvbuf(infile, NULL, _IOLBF, 0); | |
3c0ef626 | 1543 | #else |
8af0406b | 1544 | setlinebuf(stdout); |
1545 | setlinebuf(infile); | |
3c0ef626 | 1546 | #endif |
1547 | ||
8af0406b | 1548 | interactive = !batchmode && isatty(STDIN_FILENO); |
1549 | err = 0; | |
1550 | for (;;) { | |
1551 | char *cp; | |
1552 | ||
1553 | signal(SIGINT, SIG_IGN); | |
1554 | ||
1555 | if (el == NULL) { | |
1556 | if (interactive) | |
1557 | printf("sftp> "); | |
1558 | if (fgets(cmd, sizeof(cmd), infile) == NULL) { | |
1559 | if (interactive) | |
1560 | printf("\n"); | |
1561 | break; | |
1562 | } | |
1563 | if (!interactive) { /* Echo command */ | |
1564 | printf("sftp> %s", cmd); | |
1565 | if (strlen(cmd) > 0 && | |
1566 | cmd[strlen(cmd) - 1] != '\n') | |
1567 | printf("\n"); | |
1568 | } | |
1569 | } else { | |
1570 | #ifdef USE_LIBEDIT | |
1571 | const char *line; | |
1572 | int count = 0; | |
1573 | ||
1574 | if ((line = el_gets(el, &count)) == NULL || count <= 0) { | |
1575 | printf("\n"); | |
1576 | break; | |
1577 | } | |
1578 | history(hl, &hev, H_ENTER, line); | |
1579 | if (strlcpy(cmd, line, sizeof(cmd)) >= sizeof(cmd)) { | |
1580 | fprintf(stderr, "Error: input line too long\n"); | |
1581 | continue; | |
1582 | } | |
1583 | #endif /* USE_LIBEDIT */ | |
1584 | } | |
1585 | ||
1586 | cp = strrchr(cmd, '\n'); | |
1587 | if (cp) | |
1588 | *cp = '\0'; | |
1589 | ||
1590 | /* Handle user interrupts gracefully during commands */ | |
1591 | interrupted = 0; | |
1592 | signal(SIGINT, cmd_interrupt); | |
1593 | ||
1594 | err = parse_dispatch_command(conn, cmd, &pwd, batchmode); | |
1595 | if (err != 0) | |
1596 | break; | |
1597 | } | |
1598 | xfree(pwd); | |
30460aeb | 1599 | xfree(conn); |
8af0406b | 1600 | |
1601 | #ifdef USE_LIBEDIT | |
1602 | if (el != NULL) | |
1603 | el_end(el); | |
1604 | #endif /* USE_LIBEDIT */ | |
1605 | ||
1606 | /* err == 1 signifies normal "quit" exit */ | |
1607 | return (err >= 0 ? 0 : -1); | |
1608 | } | |
3c0ef626 | 1609 | |
1610 | static void | |
8af0406b | 1611 | connect_to_server(char *path, char **args, int *in, int *out) |
3c0ef626 | 1612 | { |
1613 | int c_in, c_out; | |
8af0406b | 1614 | |
3c0ef626 | 1615 | #ifdef USE_PIPES |
1616 | int pin[2], pout[2]; | |
8af0406b | 1617 | |
3c0ef626 | 1618 | if ((pipe(pin) == -1) || (pipe(pout) == -1)) |
1619 | fatal("pipe: %s", strerror(errno)); | |
1620 | *in = pin[0]; | |
1621 | *out = pout[1]; | |
1622 | c_in = pout[0]; | |
1623 | c_out = pin[1]; | |
1624 | #else /* USE_PIPES */ | |
1625 | int inout[2]; | |
8af0406b | 1626 | |
3c0ef626 | 1627 | if (socketpair(AF_UNIX, SOCK_STREAM, 0, inout) == -1) |
1628 | fatal("socketpair: %s", strerror(errno)); | |
1629 | *in = *out = inout[0]; | |
1630 | c_in = c_out = inout[1]; | |
1631 | #endif /* USE_PIPES */ | |
1632 | ||
8af0406b | 1633 | if ((sshpid = fork()) == -1) |
3c0ef626 | 1634 | fatal("fork: %s", strerror(errno)); |
8af0406b | 1635 | else if (sshpid == 0) { |
3c0ef626 | 1636 | if ((dup2(c_in, STDIN_FILENO) == -1) || |
1637 | (dup2(c_out, STDOUT_FILENO) == -1)) { | |
1638 | fprintf(stderr, "dup2: %s\n", strerror(errno)); | |
8af0406b | 1639 | _exit(1); |
3c0ef626 | 1640 | } |
1641 | close(*in); | |
1642 | close(*out); | |
1643 | close(c_in); | |
1644 | close(c_out); | |
8af0406b | 1645 | |
1646 | /* | |
1647 | * The underlying ssh is in the same process group, so we must | |
1648 | * ignore SIGINT if we want to gracefully abort commands, | |
1649 | * otherwise the signal will make it to the ssh process and | |
1650 | * kill it too | |
1651 | */ | |
1652 | signal(SIGINT, SIG_IGN); | |
1653 | execvp(path, args); | |
1654 | fprintf(stderr, "exec: %s: %s\n", path, strerror(errno)); | |
1655 | _exit(1); | |
3c0ef626 | 1656 | } |
1657 | ||
8af0406b | 1658 | signal(SIGTERM, killchild); |
1659 | signal(SIGINT, killchild); | |
1660 | signal(SIGHUP, killchild); | |
3c0ef626 | 1661 | close(c_in); |
1662 | close(c_out); | |
1663 | } | |
1664 | ||
1665 | static void | |
1666 | usage(void) | |
1667 | { | |
8af0406b | 1668 | extern char *__progname; |
1669 | ||
3c0ef626 | 1670 | fprintf(stderr, |
8af0406b | 1671 | "usage: %s [-1Cv] [-B buffer_size] [-b batchfile] [-F ssh_config]\n" |
1672 | " [-o ssh_option] [-P sftp_server_path] [-R num_requests]\n" | |
1673 | " [-S program] [-s subsystem | sftp_server] host\n" | |
5262cbfb | 1674 | " %s [user@]host[:file ...]\n" |
1675 | " %s [user@]host[:dir[/]]\n" | |
8af0406b | 1676 | " %s -b batchfile [user@]host\n", __progname, __progname, __progname, __progname); |
3c0ef626 | 1677 | exit(1); |
1678 | } | |
1679 | ||
1680 | int | |
1681 | main(int argc, char **argv) | |
1682 | { | |
8af0406b | 1683 | int in, out, ch, err; |
1684 | char *host, *userhost, *cp, *file2 = NULL; | |
3c0ef626 | 1685 | int debug_level = 0, sshver = 2; |
1686 | char *file1 = NULL, *sftp_server = NULL; | |
8af0406b | 1687 | char *ssh_program = _PATH_SSH_PROGRAM, *sftp_direct = NULL; |
3c0ef626 | 1688 | LogLevel ll = SYSLOG_LEVEL_INFO; |
1689 | arglist args; | |
1690 | extern int optind; | |
1691 | extern char *optarg; | |
1692 | ||
8af0406b | 1693 | /* Ensure that fds 0, 1 and 2 are open or directed to /dev/null */ |
1694 | sanitise_stdfd(); | |
1695 | ||
1696 | __progname = ssh_get_progname(argv[0]); | |
1697 | memset(&args, '\0', sizeof(args)); | |
3c0ef626 | 1698 | args.list = NULL; |
30460aeb | 1699 | addargs(&args, "%s", ssh_program); |
3c0ef626 | 1700 | addargs(&args, "-oForwardX11 no"); |
1701 | addargs(&args, "-oForwardAgent no"); | |
8af0406b | 1702 | addargs(&args, "-oPermitLocalCommand no"); |
3c0ef626 | 1703 | addargs(&args, "-oClearAllForwardings yes"); |
8af0406b | 1704 | |
3c0ef626 | 1705 | ll = SYSLOG_LEVEL_INFO; |
8af0406b | 1706 | infile = stdin; |
3c0ef626 | 1707 | |
a7213e65 | 1708 | while ((ch = getopt(argc, argv, "1hvCo:s:S:b:B:F:P:R:")) != -1) { |
3c0ef626 | 1709 | switch (ch) { |
1710 | case 'C': | |
1711 | addargs(&args, "-C"); | |
1712 | break; | |
1713 | case 'v': | |
1714 | if (debug_level < 3) { | |
1715 | addargs(&args, "-v"); | |
1716 | ll = SYSLOG_LEVEL_DEBUG1 + debug_level; | |
1717 | } | |
1718 | debug_level++; | |
1719 | break; | |
1720 | case 'F': | |
1721 | case 'o': | |
1722 | addargs(&args, "-%c%s", ch, optarg); | |
1723 | break; | |
1724 | case '1': | |
1725 | sshver = 1; | |
1726 | if (sftp_server == NULL) | |
1727 | sftp_server = _PATH_SFTP_SERVER; | |
1728 | break; | |
1729 | case 's': | |
1730 | sftp_server = optarg; | |
1731 | break; | |
1732 | case 'S': | |
1733 | ssh_program = optarg; | |
8af0406b | 1734 | replacearg(&args, 0, "%s", ssh_program); |
3c0ef626 | 1735 | break; |
1736 | case 'b': | |
8af0406b | 1737 | if (batchmode) |
1738 | fatal("Batch file already specified."); | |
1739 | ||
1740 | /* Allow "-" as stdin */ | |
1741 | if (strcmp(optarg, "-") != 0 && | |
1742 | (infile = fopen(optarg, "r")) == NULL) | |
1743 | fatal("%s (%s).", strerror(errno), optarg); | |
1744 | showprogress = 0; | |
1745 | batchmode = 1; | |
1746 | addargs(&args, "-obatchmode yes"); | |
1747 | break; | |
1748 | case 'P': | |
1749 | sftp_direct = optarg; | |
1750 | break; | |
1751 | case 'B': | |
1752 | copy_buffer_len = strtol(optarg, &cp, 10); | |
1753 | if (copy_buffer_len == 0 || *cp != '\0') | |
1754 | fatal("Invalid buffer size \"%s\"", optarg); | |
1755 | break; | |
1756 | case 'R': | |
1757 | num_requests = strtol(optarg, &cp, 10); | |
1758 | if (num_requests == 0 || *cp != '\0') | |
1759 | fatal("Invalid number of requests \"%s\"", | |
1760 | optarg); | |
3c0ef626 | 1761 | break; |
1762 | case 'h': | |
1763 | default: | |
1764 | usage(); | |
1765 | } | |
1766 | } | |
1767 | ||
8af0406b | 1768 | if (!isatty(STDERR_FILENO)) |
1769 | showprogress = 0; | |
3c0ef626 | 1770 | |
8af0406b | 1771 | log_init(argv[0], ll, SYSLOG_FACILITY_USER, 1); |
3c0ef626 | 1772 | |
8af0406b | 1773 | if (sftp_direct == NULL) { |
1774 | if (optind == argc || argc > (optind + 2)) | |
3c0ef626 | 1775 | usage(); |
8af0406b | 1776 | |
1777 | userhost = xstrdup(argv[optind]); | |
1778 | file2 = argv[optind+1]; | |
1779 | ||
1780 | if ((host = strrchr(userhost, '@')) == NULL) | |
1781 | host = userhost; | |
1782 | else { | |
1783 | *host++ = '\0'; | |
1784 | if (!userhost[0]) { | |
1785 | fprintf(stderr, "Missing username\n"); | |
1786 | usage(); | |
1787 | } | |
0b90ac93 | 1788 | addargs(&args, "-l%s", userhost); |
3c0ef626 | 1789 | } |
3c0ef626 | 1790 | |
8af0406b | 1791 | if ((cp = colon(host)) != NULL) { |
1792 | *cp++ = '\0'; | |
1793 | file1 = cp; | |
1794 | } | |
3c0ef626 | 1795 | |
8af0406b | 1796 | host = cleanhostname(host); |
1797 | if (!*host) { | |
1798 | fprintf(stderr, "Missing hostname\n"); | |
1799 | usage(); | |
1800 | } | |
3c0ef626 | 1801 | |
8af0406b | 1802 | addargs(&args, "-oProtocol %d", sshver); |
3c0ef626 | 1803 | |
8af0406b | 1804 | /* no subsystem if the server-spec contains a '/' */ |
1805 | if (sftp_server == NULL || strchr(sftp_server, '/') == NULL) | |
1806 | addargs(&args, "-s"); | |
3c0ef626 | 1807 | |
8af0406b | 1808 | addargs(&args, "%s", host); |
1809 | addargs(&args, "%s", (sftp_server != NULL ? | |
1810 | sftp_server : "sftp")); | |
3c0ef626 | 1811 | |
8af0406b | 1812 | if (!batchmode) |
1813 | fprintf(stderr, "Connecting to %s...\n", host); | |
1814 | connect_to_server(ssh_program, args.list, &in, &out); | |
1815 | } else { | |
1816 | args.list = NULL; | |
1817 | addargs(&args, "sftp-server"); | |
1818 | ||
1819 | if (!batchmode) | |
1820 | fprintf(stderr, "Attaching to %s...\n", sftp_direct); | |
1821 | connect_to_server(sftp_direct, args.list, &in, &out); | |
1822 | } | |
1823 | freeargs(&args); | |
3c0ef626 | 1824 | |
8af0406b | 1825 | err = interactive_loop(in, out, file1, file2); |
3c0ef626 | 1826 | |
1827 | #if !defined(USE_PIPES) | |
8af0406b | 1828 | shutdown(in, SHUT_RDWR); |
1829 | shutdown(out, SHUT_RDWR); | |
3c0ef626 | 1830 | #endif |
1831 | ||
1832 | close(in); | |
1833 | close(out); | |
8af0406b | 1834 | if (batchmode) |
3c0ef626 | 1835 | fclose(infile); |
1836 | ||
8af0406b | 1837 | while (waitpid(sshpid, NULL, 0) == -1) |
1838 | if (errno != EINTR) | |
1839 | fatal("Couldn't wait for ssh process: %s", | |
1840 | strerror(errno)); | |
3c0ef626 | 1841 | |
8af0406b | 1842 | exit(err == 0 ? 0 : 1); |
3c0ef626 | 1843 | } |