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dc3ae1cf | 1 | /* $OpenBSD: sftp.c,v 1.123 2010/01/27 19:21:39 djm Exp $ */ |
61e96248 | 2 | /* |
ab3932ab | 3 | * Copyright (c) 2001-2004 Damien Miller <djm@openbsd.org> |
61e96248 | 4 | * |
ab3932ab | 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. | |
61e96248 | 8 | * |
ab3932ab | 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. | |
61e96248 | 16 | */ |
17 | ||
18 | #include "includes.h" | |
19 | ||
aa2eae64 | 20 | #include <sys/types.h> |
31652869 | 21 | #include <sys/ioctl.h> |
4095f623 | 22 | #ifdef HAVE_SYS_STAT_H |
23 | # include <sys/stat.h> | |
24 | #endif | |
536c14e8 | 25 | #include <sys/param.h> |
5b04a8bf | 26 | #include <sys/socket.h> |
aa2eae64 | 27 | #include <sys/wait.h> |
4538e135 | 28 | #ifdef HAVE_SYS_STATVFS_H |
360b43ab | 29 | #include <sys/statvfs.h> |
4538e135 | 30 | #endif |
5132eac0 | 31 | |
a733c71c | 32 | #include <ctype.h> |
028094f4 | 33 | #include <errno.h> |
34 | ||
a75f5360 | 35 | #ifdef HAVE_PATHS_H |
6f61e0ec | 36 | # include <paths.h> |
a75f5360 | 37 | #endif |
d141f964 | 38 | #ifdef HAVE_LIBGEN_H |
39 | #include <libgen.h> | |
40 | #endif | |
5132eac0 | 41 | #ifdef USE_LIBEDIT |
42 | #include <histedit.h> | |
43 | #else | |
44 | typedef void EditLine; | |
45 | #endif | |
ada68823 | 46 | #include <signal.h> |
ffa517a8 | 47 | #include <stdlib.h> |
cf851879 | 48 | #include <stdio.h> |
00146caa | 49 | #include <string.h> |
5188ba17 | 50 | #include <unistd.h> |
31652869 | 51 | #include <stdarg.h> |
61e96248 | 52 | |
b3ef88dc | 53 | #ifdef HAVE_UTIL_H |
54 | # include <util.h> | |
55 | #endif | |
56 | ||
57 | #ifdef HAVE_LIBUTIL_H | |
58 | # include <libutil.h> | |
59 | #endif | |
60 | ||
61e96248 | 61 | #include "xmalloc.h" |
62 | #include "log.h" | |
63 | #include "pathnames.h" | |
1fcde3fe | 64 | #include "misc.h" |
61e96248 | 65 | |
66 | #include "sftp.h" | |
31652869 | 67 | #include "buffer.h" |
61e96248 | 68 | #include "sftp-common.h" |
69 | #include "sftp-client.h" | |
caf1e9f0 | 70 | |
b3534d29 | 71 | #define DEFAULT_COPY_BUFLEN 32768 /* Size of buffer for up/download */ |
72 | #define DEFAULT_NUM_REQUESTS 64 /* # concurrent outstanding requests */ | |
73 | ||
2cda7d6b | 74 | /* File to read commands from */ |
75 | FILE* infile; | |
76 | ||
77 | /* Are we in batchfile mode? */ | |
78 | int batchmode = 0; | |
79 | ||
2cda7d6b | 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. */ | |
06abcf97 | 84 | int showprogress = 1; |
2cda7d6b | 85 | |
d141f964 | 86 | /* When this option is set, we always recursively download/upload directories */ |
87 | int global_rflag = 0; | |
88 | ||
89 | /* When this option is set, the file transfers will always preserve times */ | |
90 | int global_pflag = 0; | |
91 | ||
0e5de6f8 | 92 | /* SIGINT received during command processing */ |
93 | volatile sig_atomic_t interrupted = 0; | |
94 | ||
95cbd340 | 95 | /* I wish qsort() took a separate ctx for the comparison function...*/ |
96 | int sort_flag; | |
97 | ||
4e715007 | 98 | /* Context used for commandline completion */ |
99 | struct complete_ctx { | |
100 | struct sftp_conn *conn; | |
101 | char **remote_pathp; | |
102 | }; | |
103 | ||
2cda7d6b | 104 | int remote_glob(struct sftp_conn *, const char *, int, |
105 | int (*)(const char *, int), glob_t *); /* proto for sftp-glob.c */ | |
61e96248 | 106 | |
5152d46f | 107 | extern char *__progname; |
5152d46f | 108 | |
2cda7d6b | 109 | /* Separators for interactive commands */ |
110 | #define WHITESPACE " \t\r\n" | |
111 | ||
95cbd340 | 112 | /* ls flags */ |
29793ade | 113 | #define LS_LONG_VIEW 0x0001 /* Full view ala ls -l */ |
114 | #define LS_SHORT_VIEW 0x0002 /* Single row view ala ls -1 */ | |
115 | #define LS_NUMERIC_VIEW 0x0004 /* Long view with numeric uid/gid */ | |
116 | #define LS_NAME_SORT 0x0008 /* Sort by name (default) */ | |
117 | #define LS_TIME_SORT 0x0010 /* Sort by mtime */ | |
118 | #define LS_SIZE_SORT 0x0020 /* Sort by file size */ | |
119 | #define LS_REVERSE_SORT 0x0040 /* Reverse sort order */ | |
120 | #define LS_SHOW_ALL 0x0080 /* Don't skip filenames starting with '.' */ | |
121 | #define LS_SI_UNITS 0x0100 /* Display sizes as K, M, G, etc. */ | |
122 | ||
123 | #define VIEW_FLAGS (LS_LONG_VIEW|LS_SHORT_VIEW|LS_NUMERIC_VIEW|LS_SI_UNITS) | |
ae7daec3 | 124 | #define SORT_FLAGS (LS_NAME_SORT|LS_TIME_SORT|LS_SIZE_SORT) |
2cda7d6b | 125 | |
126 | /* Commands for interactive mode */ | |
127 | #define I_CHDIR 1 | |
128 | #define I_CHGRP 2 | |
129 | #define I_CHMOD 3 | |
130 | #define I_CHOWN 4 | |
360b43ab | 131 | #define I_DF 24 |
2cda7d6b | 132 | #define I_GET 5 |
133 | #define I_HELP 6 | |
134 | #define I_LCHDIR 7 | |
135 | #define I_LLS 8 | |
136 | #define I_LMKDIR 9 | |
137 | #define I_LPWD 10 | |
138 | #define I_LS 11 | |
139 | #define I_LUMASK 12 | |
140 | #define I_MKDIR 13 | |
141 | #define I_PUT 14 | |
142 | #define I_PWD 15 | |
143 | #define I_QUIT 16 | |
144 | #define I_RENAME 17 | |
145 | #define I_RM 18 | |
146 | #define I_RMDIR 19 | |
147 | #define I_SHELL 20 | |
148 | #define I_SYMLINK 21 | |
149 | #define I_VERSION 22 | |
150 | #define I_PROGRESS 23 | |
151 | ||
152 | struct CMD { | |
153 | const char *c; | |
154 | const int n; | |
4e715007 | 155 | const int t; |
2cda7d6b | 156 | }; |
157 | ||
4e715007 | 158 | /* Type of completion */ |
159 | #define NOARGS 0 | |
160 | #define REMOTE 1 | |
161 | #define LOCAL 2 | |
162 | ||
2cda7d6b | 163 | static const struct CMD cmds[] = { |
4e715007 | 164 | { "bye", I_QUIT, NOARGS }, |
165 | { "cd", I_CHDIR, REMOTE }, | |
166 | { "chdir", I_CHDIR, REMOTE }, | |
167 | { "chgrp", I_CHGRP, REMOTE }, | |
168 | { "chmod", I_CHMOD, REMOTE }, | |
169 | { "chown", I_CHOWN, REMOTE }, | |
170 | { "df", I_DF, REMOTE }, | |
171 | { "dir", I_LS, REMOTE }, | |
172 | { "exit", I_QUIT, NOARGS }, | |
173 | { "get", I_GET, REMOTE }, | |
174 | { "help", I_HELP, NOARGS }, | |
175 | { "lcd", I_LCHDIR, LOCAL }, | |
176 | { "lchdir", I_LCHDIR, LOCAL }, | |
177 | { "lls", I_LLS, LOCAL }, | |
178 | { "lmkdir", I_LMKDIR, LOCAL }, | |
179 | { "ln", I_SYMLINK, REMOTE }, | |
180 | { "lpwd", I_LPWD, LOCAL }, | |
181 | { "ls", I_LS, REMOTE }, | |
182 | { "lumask", I_LUMASK, NOARGS }, | |
183 | { "mkdir", I_MKDIR, REMOTE }, | |
184 | { "progress", I_PROGRESS, NOARGS }, | |
185 | { "put", I_PUT, LOCAL }, | |
186 | { "pwd", I_PWD, REMOTE }, | |
187 | { "quit", I_QUIT, NOARGS }, | |
188 | { "rename", I_RENAME, REMOTE }, | |
189 | { "rm", I_RM, REMOTE }, | |
190 | { "rmdir", I_RMDIR, REMOTE }, | |
191 | { "symlink", I_SYMLINK, REMOTE }, | |
192 | { "version", I_VERSION, NOARGS }, | |
193 | { "!", I_SHELL, NOARGS }, | |
194 | { "?", I_HELP, NOARGS }, | |
195 | { NULL, -1, -1 } | |
2cda7d6b | 196 | }; |
197 | ||
b3534d29 | 198 | int interactive_loop(struct sftp_conn *, char *file1, char *file2); |
2cda7d6b | 199 | |
c9625a42 | 200 | /* ARGSUSED */ |
0e5de6f8 | 201 | static void |
202 | killchild(int signo) | |
203 | { | |
3c03ad3f | 204 | if (sshpid > 1) { |
0e5de6f8 | 205 | kill(sshpid, SIGTERM); |
3c03ad3f | 206 | waitpid(sshpid, NULL, 0); |
207 | } | |
0e5de6f8 | 208 | |
209 | _exit(1); | |
210 | } | |
211 | ||
c9625a42 | 212 | /* ARGSUSED */ |
0e5de6f8 | 213 | static void |
214 | cmd_interrupt(int signo) | |
215 | { | |
216 | const char msg[] = "\rInterrupt \n"; | |
47460206 | 217 | int olderrno = errno; |
0e5de6f8 | 218 | |
219 | write(STDERR_FILENO, msg, sizeof(msg) - 1); | |
220 | interrupted = 1; | |
47460206 | 221 | errno = olderrno; |
0e5de6f8 | 222 | } |
223 | ||
2cda7d6b | 224 | static void |
225 | help(void) | |
226 | { | |
d3cd4016 | 227 | printf("Available commands:\n" |
228 | "bye Quit sftp\n" | |
229 | "cd path Change remote directory to 'path'\n" | |
230 | "chgrp grp path Change group of file 'path' to 'grp'\n" | |
231 | "chmod mode path Change permissions of file 'path' to 'mode'\n" | |
232 | "chown own path Change owner of file 'path' to 'own'\n" | |
233 | "df [-hi] [path] Display statistics for current directory or\n" | |
234 | " filesystem containing 'path'\n" | |
235 | "exit Quit sftp\n" | |
69098855 | 236 | "get [-Ppr] remote [local] Download file\n" |
d3cd4016 | 237 | "help Display this help text\n" |
238 | "lcd path Change local directory to 'path'\n" | |
239 | "lls [ls-options [path]] Display local directory listing\n" | |
240 | "lmkdir path Create local directory\n" | |
241 | "ln oldpath newpath Symlink remote file\n" | |
242 | "lpwd Print local working directory\n" | |
69098855 | 243 | "ls [-1afhlnrSt] [path] Display remote directory listing\n" |
d3cd4016 | 244 | "lumask umask Set local umask to 'umask'\n" |
245 | "mkdir path Create remote directory\n" | |
246 | "progress Toggle display of progress meter\n" | |
69098855 | 247 | "put [-Ppr] local [remote] Upload file\n" |
d3cd4016 | 248 | "pwd Display remote working directory\n" |
249 | "quit Quit sftp\n" | |
250 | "rename oldpath newpath Rename remote file\n" | |
251 | "rm path Delete remote file\n" | |
252 | "rmdir path Remove remote directory\n" | |
253 | "symlink oldpath newpath Symlink remote file\n" | |
254 | "version Show SFTP version\n" | |
255 | "!command Execute 'command' in local shell\n" | |
256 | "! Escape to local shell\n" | |
257 | "? Synonym for help\n"); | |
2cda7d6b | 258 | } |
259 | ||
260 | static void | |
261 | local_do_shell(const char *args) | |
262 | { | |
263 | int status; | |
264 | char *shell; | |
265 | pid_t pid; | |
266 | ||
267 | if (!*args) | |
268 | args = NULL; | |
269 | ||
270 | if ((shell = getenv("SHELL")) == NULL) | |
271 | shell = _PATH_BSHELL; | |
272 | ||
273 | if ((pid = fork()) == -1) | |
274 | fatal("Couldn't fork: %s", strerror(errno)); | |
275 | ||
276 | if (pid == 0) { | |
277 | /* XXX: child has pipe fds to ssh subproc open - issue? */ | |
278 | if (args) { | |
279 | debug3("Executing %s -c \"%s\"", shell, args); | |
280 | execl(shell, shell, "-c", args, (char *)NULL); | |
281 | } else { | |
282 | debug3("Executing %s", shell); | |
283 | execl(shell, shell, (char *)NULL); | |
284 | } | |
285 | fprintf(stderr, "Couldn't execute \"%s\": %s\n", shell, | |
286 | strerror(errno)); | |
287 | _exit(1); | |
288 | } | |
289 | while (waitpid(pid, &status, 0) == -1) | |
290 | if (errno != EINTR) | |
291 | fatal("Couldn't wait for child: %s", strerror(errno)); | |
292 | if (!WIFEXITED(status)) | |
522327f5 | 293 | error("Shell exited abnormally"); |
2cda7d6b | 294 | else if (WEXITSTATUS(status)) |
295 | error("Shell exited with status %d", WEXITSTATUS(status)); | |
296 | } | |
297 | ||
298 | static void | |
299 | local_do_ls(const char *args) | |
300 | { | |
301 | if (!args || !*args) | |
302 | local_do_shell(_PATH_LS); | |
303 | else { | |
304 | int len = strlen(_PATH_LS " ") + strlen(args) + 1; | |
305 | char *buf = xmalloc(len); | |
306 | ||
307 | /* XXX: quoting - rip quoting code from ftp? */ | |
308 | snprintf(buf, len, _PATH_LS " %s", args); | |
309 | local_do_shell(buf); | |
310 | xfree(buf); | |
311 | } | |
312 | } | |
313 | ||
314 | /* Strip one path (usually the pwd) from the start of another */ | |
315 | static char * | |
316 | path_strip(char *path, char *strip) | |
317 | { | |
318 | size_t len; | |
0426a3b4 | 319 | |
2cda7d6b | 320 | if (strip == NULL) |
321 | return (xstrdup(path)); | |
322 | ||
323 | len = strlen(strip); | |
47460206 | 324 | if (strncmp(path, strip, len) == 0) { |
2cda7d6b | 325 | if (strip[len - 1] != '/' && path[len] == '/') |
326 | len++; | |
327 | return (xstrdup(path + len)); | |
328 | } | |
329 | ||
330 | return (xstrdup(path)); | |
331 | } | |
332 | ||
2cda7d6b | 333 | static char * |
334 | make_absolute(char *p, char *pwd) | |
335 | { | |
ca75d7de | 336 | char *abs_str; |
2cda7d6b | 337 | |
338 | /* Derelativise */ | |
339 | if (p && p[0] != '/') { | |
ca75d7de | 340 | abs_str = path_append(pwd, p); |
2cda7d6b | 341 | xfree(p); |
ca75d7de | 342 | return(abs_str); |
2cda7d6b | 343 | } else |
344 | return(p); | |
345 | } | |
346 | ||
347 | static int | |
d141f964 | 348 | parse_getput_flags(const char *cmd, char **argv, int argc, int *pflag, |
349 | int *rflag) | |
2cda7d6b | 350 | { |
aa47edcc | 351 | extern int opterr, optind, optopt, optreset; |
a733c71c | 352 | int ch; |
2cda7d6b | 353 | |
a733c71c | 354 | optind = optreset = 1; |
355 | opterr = 0; | |
356 | ||
d141f964 | 357 | *rflag = *pflag = 0; |
358 | while ((ch = getopt(argc, argv, "PpRr")) != -1) { | |
a733c71c | 359 | switch (ch) { |
2cda7d6b | 360 | case 'p': |
361 | case 'P': | |
362 | *pflag = 1; | |
363 | break; | |
d141f964 | 364 | case 'r': |
365 | case 'R': | |
366 | *rflag = 1; | |
367 | break; | |
2cda7d6b | 368 | default: |
aa47edcc | 369 | error("%s: Invalid flag -%c", cmd, optopt); |
a733c71c | 370 | return -1; |
2cda7d6b | 371 | } |
2cda7d6b | 372 | } |
373 | ||
a733c71c | 374 | return optind; |
2cda7d6b | 375 | } |
376 | ||
377 | static int | |
a733c71c | 378 | parse_ls_flags(char **argv, int argc, int *lflag) |
2cda7d6b | 379 | { |
aa47edcc | 380 | extern int opterr, optind, optopt, optreset; |
a733c71c | 381 | int ch; |
2cda7d6b | 382 | |
a733c71c | 383 | optind = optreset = 1; |
384 | opterr = 0; | |
2cda7d6b | 385 | |
a733c71c | 386 | *lflag = LS_NAME_SORT; |
29793ade | 387 | while ((ch = getopt(argc, argv, "1Safhlnrt")) != -1) { |
a733c71c | 388 | switch (ch) { |
389 | case '1': | |
390 | *lflag &= ~VIEW_FLAGS; | |
391 | *lflag |= LS_SHORT_VIEW; | |
392 | break; | |
393 | case 'S': | |
394 | *lflag &= ~SORT_FLAGS; | |
395 | *lflag |= LS_SIZE_SORT; | |
396 | break; | |
397 | case 'a': | |
398 | *lflag |= LS_SHOW_ALL; | |
399 | break; | |
400 | case 'f': | |
401 | *lflag &= ~SORT_FLAGS; | |
402 | break; | |
29793ade | 403 | case 'h': |
404 | *lflag |= LS_SI_UNITS; | |
405 | break; | |
a733c71c | 406 | case 'l': |
29793ade | 407 | *lflag &= ~LS_SHORT_VIEW; |
a733c71c | 408 | *lflag |= LS_LONG_VIEW; |
409 | break; | |
410 | case 'n': | |
29793ade | 411 | *lflag &= ~LS_SHORT_VIEW; |
a733c71c | 412 | *lflag |= LS_NUMERIC_VIEW|LS_LONG_VIEW; |
413 | break; | |
414 | case 'r': | |
415 | *lflag |= LS_REVERSE_SORT; | |
416 | break; | |
417 | case 't': | |
418 | *lflag &= ~SORT_FLAGS; | |
419 | *lflag |= LS_TIME_SORT; | |
420 | break; | |
421 | default: | |
aa47edcc | 422 | error("ls: Invalid flag -%c", optopt); |
a733c71c | 423 | return -1; |
2cda7d6b | 424 | } |
2cda7d6b | 425 | } |
2cda7d6b | 426 | |
a733c71c | 427 | return optind; |
2cda7d6b | 428 | } |
429 | ||
360b43ab | 430 | static int |
431 | parse_df_flags(const char *cmd, char **argv, int argc, int *hflag, int *iflag) | |
432 | { | |
aa47edcc | 433 | extern int opterr, optind, optopt, optreset; |
360b43ab | 434 | int ch; |
435 | ||
436 | optind = optreset = 1; | |
437 | opterr = 0; | |
438 | ||
439 | *hflag = *iflag = 0; | |
440 | while ((ch = getopt(argc, argv, "hi")) != -1) { | |
441 | switch (ch) { | |
442 | case 'h': | |
443 | *hflag = 1; | |
444 | break; | |
445 | case 'i': | |
446 | *iflag = 1; | |
447 | break; | |
448 | default: | |
aa47edcc | 449 | error("%s: Invalid flag -%c", cmd, optopt); |
360b43ab | 450 | return -1; |
451 | } | |
452 | } | |
453 | ||
454 | return optind; | |
455 | } | |
456 | ||
2cda7d6b | 457 | static int |
458 | is_dir(char *path) | |
459 | { | |
460 | struct stat sb; | |
461 | ||
462 | /* XXX: report errors? */ | |
463 | if (stat(path, &sb) == -1) | |
464 | return(0); | |
465 | ||
d3fc2aa3 | 466 | return(S_ISDIR(sb.st_mode)); |
2cda7d6b | 467 | } |
468 | ||
2cda7d6b | 469 | static int |
470 | remote_is_dir(struct sftp_conn *conn, char *path) | |
471 | { | |
472 | Attrib *a; | |
473 | ||
474 | /* XXX: report errors? */ | |
475 | if ((a = do_stat(conn, path, 1)) == NULL) | |
476 | return(0); | |
477 | if (!(a->flags & SSH2_FILEXFER_ATTR_PERMISSIONS)) | |
478 | return(0); | |
d3fc2aa3 | 479 | return(S_ISDIR(a->perm)); |
2cda7d6b | 480 | } |
481 | ||
d141f964 | 482 | /* Check whether path returned from glob(..., GLOB_MARK, ...) is a directory */ |
483 | static int | |
484 | pathname_is_dir(char *pathname) | |
485 | { | |
486 | size_t l = strlen(pathname); | |
487 | ||
488 | return l > 0 && pathname[l - 1] == '/'; | |
489 | } | |
490 | ||
2cda7d6b | 491 | static int |
d141f964 | 492 | process_get(struct sftp_conn *conn, char *src, char *dst, char *pwd, |
493 | int pflag, int rflag) | |
2cda7d6b | 494 | { |
495 | char *abs_src = NULL; | |
496 | char *abs_dst = NULL; | |
2cda7d6b | 497 | glob_t g; |
d141f964 | 498 | char *filename, *tmp=NULL; |
499 | int i, err = 0; | |
2cda7d6b | 500 | |
501 | abs_src = xstrdup(src); | |
502 | abs_src = make_absolute(abs_src, pwd); | |
2cda7d6b | 503 | memset(&g, 0, sizeof(g)); |
d141f964 | 504 | |
2cda7d6b | 505 | debug3("Looking up %s", abs_src); |
d141f964 | 506 | if (remote_glob(conn, abs_src, GLOB_MARK, NULL, &g)) { |
2cda7d6b | 507 | error("File \"%s\" not found.", abs_src); |
508 | err = -1; | |
509 | goto out; | |
510 | } | |
511 | ||
d141f964 | 512 | /* |
513 | * If multiple matches then dst must be a directory or | |
514 | * unspecified. | |
515 | */ | |
516 | if (g.gl_matchc > 1 && dst != NULL && !is_dir(dst)) { | |
517 | error("Multiple source paths, but destination " | |
518 | "\"%s\" is not a directory", dst); | |
2cda7d6b | 519 | err = -1; |
520 | goto out; | |
521 | } | |
522 | ||
0e5de6f8 | 523 | for (i = 0; g.gl_pathv[i] && !interrupted; i++) { |
d141f964 | 524 | tmp = xstrdup(g.gl_pathv[i]); |
525 | if ((filename = basename(tmp)) == NULL) { | |
526 | error("basename %s: %s", tmp, strerror(errno)); | |
527 | xfree(tmp); | |
2cda7d6b | 528 | err = -1; |
529 | goto out; | |
530 | } | |
531 | ||
532 | if (g.gl_matchc == 1 && dst) { | |
2cda7d6b | 533 | if (is_dir(dst)) { |
d141f964 | 534 | abs_dst = path_append(dst, filename); |
535 | } else { | |
2cda7d6b | 536 | abs_dst = xstrdup(dst); |
d141f964 | 537 | } |
2cda7d6b | 538 | } else if (dst) { |
d141f964 | 539 | abs_dst = path_append(dst, filename); |
540 | } else { | |
541 | abs_dst = xstrdup(filename); | |
542 | } | |
543 | xfree(tmp); | |
2cda7d6b | 544 | |
545 | printf("Fetching %s to %s\n", g.gl_pathv[i], abs_dst); | |
d141f964 | 546 | if (pathname_is_dir(g.gl_pathv[i]) && (rflag || global_rflag)) { |
547 | if (download_dir(conn, g.gl_pathv[i], abs_dst, NULL, | |
548 | pflag || global_pflag, 1) == -1) | |
549 | err = -1; | |
550 | } else { | |
551 | if (do_download(conn, g.gl_pathv[i], abs_dst, NULL, | |
552 | pflag || global_pflag) == -1) | |
553 | err = -1; | |
554 | } | |
2cda7d6b | 555 | xfree(abs_dst); |
556 | abs_dst = NULL; | |
557 | } | |
558 | ||
559 | out: | |
560 | xfree(abs_src); | |
2cda7d6b | 561 | globfree(&g); |
562 | return(err); | |
563 | } | |
564 | ||
565 | static int | |
d141f964 | 566 | process_put(struct sftp_conn *conn, char *src, char *dst, char *pwd, |
567 | int pflag, int rflag) | |
2cda7d6b | 568 | { |
569 | char *tmp_dst = NULL; | |
570 | char *abs_dst = NULL; | |
d141f964 | 571 | char *tmp = NULL, *filename = NULL; |
2cda7d6b | 572 | glob_t g; |
573 | int err = 0; | |
d141f964 | 574 | int i, dst_is_dir = 1; |
70755b3b | 575 | struct stat sb; |
2cda7d6b | 576 | |
577 | if (dst) { | |
578 | tmp_dst = xstrdup(dst); | |
579 | tmp_dst = make_absolute(tmp_dst, pwd); | |
580 | } | |
581 | ||
582 | memset(&g, 0, sizeof(g)); | |
583 | debug3("Looking up %s", src); | |
d141f964 | 584 | if (glob(src, GLOB_NOCHECK | GLOB_MARK, NULL, &g)) { |
2cda7d6b | 585 | error("File \"%s\" not found.", src); |
586 | err = -1; | |
587 | goto out; | |
588 | } | |
589 | ||
d141f964 | 590 | /* If we aren't fetching to pwd then stash this status for later */ |
591 | if (tmp_dst != NULL) | |
592 | dst_is_dir = remote_is_dir(conn, tmp_dst); | |
593 | ||
2cda7d6b | 594 | /* If multiple matches, dst may be directory or unspecified */ |
d141f964 | 595 | if (g.gl_matchc > 1 && tmp_dst && !dst_is_dir) { |
596 | error("Multiple paths match, but destination " | |
597 | "\"%s\" is not a directory", tmp_dst); | |
2cda7d6b | 598 | err = -1; |
599 | goto out; | |
600 | } | |
601 | ||
0e5de6f8 | 602 | for (i = 0; g.gl_pathv[i] && !interrupted; i++) { |
70755b3b | 603 | if (stat(g.gl_pathv[i], &sb) == -1) { |
604 | err = -1; | |
605 | error("stat %s: %s", g.gl_pathv[i], strerror(errno)); | |
606 | continue; | |
607 | } | |
d141f964 | 608 | |
609 | tmp = xstrdup(g.gl_pathv[i]); | |
610 | if ((filename = basename(tmp)) == NULL) { | |
611 | error("basename %s: %s", tmp, strerror(errno)); | |
612 | xfree(tmp); | |
2cda7d6b | 613 | err = -1; |
614 | goto out; | |
615 | } | |
616 | ||
617 | if (g.gl_matchc == 1 && tmp_dst) { | |
618 | /* If directory specified, append filename */ | |
d141f964 | 619 | if (dst_is_dir) |
620 | abs_dst = path_append(tmp_dst, filename); | |
621 | else | |
2cda7d6b | 622 | abs_dst = xstrdup(tmp_dst); |
2cda7d6b | 623 | } else if (tmp_dst) { |
d141f964 | 624 | abs_dst = path_append(tmp_dst, filename); |
625 | } else { | |
626 | abs_dst = make_absolute(xstrdup(filename), pwd); | |
627 | } | |
628 | xfree(tmp); | |
2cda7d6b | 629 | |
630 | printf("Uploading %s to %s\n", g.gl_pathv[i], abs_dst); | |
d141f964 | 631 | if (pathname_is_dir(g.gl_pathv[i]) && (rflag || global_rflag)) { |
632 | if (upload_dir(conn, g.gl_pathv[i], abs_dst, | |
633 | pflag || global_pflag, 1) == -1) | |
634 | err = -1; | |
635 | } else { | |
636 | if (do_upload(conn, g.gl_pathv[i], abs_dst, | |
637 | pflag || global_pflag) == -1) | |
638 | err = -1; | |
639 | } | |
2cda7d6b | 640 | } |
641 | ||
642 | out: | |
643 | if (abs_dst) | |
644 | xfree(abs_dst); | |
645 | if (tmp_dst) | |
646 | xfree(tmp_dst); | |
647 | globfree(&g); | |
648 | return(err); | |
649 | } | |
650 | ||
651 | static int | |
652 | sdirent_comp(const void *aa, const void *bb) | |
653 | { | |
654 | SFTP_DIRENT *a = *(SFTP_DIRENT **)aa; | |
655 | SFTP_DIRENT *b = *(SFTP_DIRENT **)bb; | |
ae7daec3 | 656 | int rmul = sort_flag & LS_REVERSE_SORT ? -1 : 1; |
2cda7d6b | 657 | |
95cbd340 | 658 | #define NCMP(a,b) (a == b ? 0 : (a < b ? 1 : -1)) |
ae7daec3 | 659 | if (sort_flag & LS_NAME_SORT) |
95cbd340 | 660 | return (rmul * strcmp(a->filename, b->filename)); |
ae7daec3 | 661 | else if (sort_flag & LS_TIME_SORT) |
95cbd340 | 662 | return (rmul * NCMP(a->a.mtime, b->a.mtime)); |
ae7daec3 | 663 | else if (sort_flag & LS_SIZE_SORT) |
95cbd340 | 664 | return (rmul * NCMP(a->a.size, b->a.size)); |
665 | ||
666 | fatal("Unknown ls sort type"); | |
2cda7d6b | 667 | } |
668 | ||
669 | /* sftp ls.1 replacement for directories */ | |
670 | static int | |
671 | do_ls_dir(struct sftp_conn *conn, char *path, char *strip_path, int lflag) | |
672 | { | |
2ceb8101 | 673 | int n; |
674 | u_int c = 1, colspace = 0, columns = 1; | |
2cda7d6b | 675 | SFTP_DIRENT **d; |
676 | ||
677 | if ((n = do_readdir(conn, path, &d)) != 0) | |
678 | return (n); | |
679 | ||
ae7daec3 | 680 | if (!(lflag & LS_SHORT_VIEW)) { |
2ceb8101 | 681 | u_int m = 0, width = 80; |
2cda7d6b | 682 | struct winsize ws; |
683 | char *tmp; | |
684 | ||
685 | /* Count entries for sort and find longest filename */ | |
cc4ff6c4 | 686 | for (n = 0; d[n] != NULL; n++) { |
687 | if (d[n]->filename[0] != '.' || (lflag & LS_SHOW_ALL)) | |
688 | m = MAX(m, strlen(d[n]->filename)); | |
689 | } | |
2cda7d6b | 690 | |
691 | /* Add any subpath that also needs to be counted */ | |
692 | tmp = path_strip(path, strip_path); | |
693 | m += strlen(tmp); | |
694 | xfree(tmp); | |
695 | ||
696 | if (ioctl(fileno(stdin), TIOCGWINSZ, &ws) != -1) | |
697 | width = ws.ws_col; | |
698 | ||
699 | columns = width / (m + 2); | |
700 | columns = MAX(columns, 1); | |
701 | colspace = width / columns; | |
702 | colspace = MIN(colspace, width); | |
703 | } | |
704 | ||
95cbd340 | 705 | if (lflag & SORT_FLAGS) { |
bdd3b323 | 706 | for (n = 0; d[n] != NULL; n++) |
707 | ; /* count entries */ | |
ae7daec3 | 708 | sort_flag = lflag & (SORT_FLAGS|LS_REVERSE_SORT); |
95cbd340 | 709 | qsort(d, n, sizeof(*d), sdirent_comp); |
710 | } | |
2cda7d6b | 711 | |
0e5de6f8 | 712 | for (n = 0; d[n] != NULL && !interrupted; n++) { |
2cda7d6b | 713 | char *tmp, *fname; |
714 | ||
cc4ff6c4 | 715 | if (d[n]->filename[0] == '.' && !(lflag & LS_SHOW_ALL)) |
716 | continue; | |
717 | ||
2cda7d6b | 718 | tmp = path_append(path, d[n]->filename); |
719 | fname = path_strip(tmp, strip_path); | |
720 | xfree(tmp); | |
721 | ||
ae7daec3 | 722 | if (lflag & LS_LONG_VIEW) { |
29793ade | 723 | if (lflag & (LS_NUMERIC_VIEW|LS_SI_UNITS)) { |
48925711 | 724 | char *lname; |
725 | struct stat sb; | |
726 | ||
727 | memset(&sb, 0, sizeof(sb)); | |
728 | attrib_to_stat(&d[n]->a, &sb); | |
29793ade | 729 | lname = ls_file(fname, &sb, 1, |
730 | (lflag & LS_SI_UNITS)); | |
48925711 | 731 | printf("%s\n", lname); |
732 | xfree(lname); | |
733 | } else | |
734 | printf("%s\n", d[n]->longname); | |
2cda7d6b | 735 | } else { |
736 | printf("%-*s", colspace, fname); | |
737 | if (c >= columns) { | |
738 | printf("\n"); | |
739 | c = 1; | |
740 | } else | |
741 | c++; | |
742 | } | |
743 | ||
744 | xfree(fname); | |
745 | } | |
746 | ||
ae7daec3 | 747 | if (!(lflag & LS_LONG_VIEW) && (c != 1)) |
2cda7d6b | 748 | printf("\n"); |
749 | ||
750 | free_sftp_dirents(d); | |
751 | return (0); | |
752 | } | |
753 | ||
754 | /* sftp ls.1 replacement which handles path globs */ | |
755 | static int | |
756 | do_globbed_ls(struct sftp_conn *conn, char *path, char *strip_path, | |
757 | int lflag) | |
758 | { | |
759 | glob_t g; | |
2ceb8101 | 760 | u_int i, c = 1, colspace = 0, columns = 1; |
2bd204e5 | 761 | Attrib *a = NULL; |
2cda7d6b | 762 | |
763 | memset(&g, 0, sizeof(g)); | |
764 | ||
765 | if (remote_glob(conn, path, GLOB_MARK|GLOB_NOCHECK|GLOB_BRACE, | |
2bd204e5 | 766 | NULL, &g) || (g.gl_pathc && !g.gl_matchc)) { |
767 | if (g.gl_pathc) | |
768 | globfree(&g); | |
2cda7d6b | 769 | error("Can't ls: \"%s\" not found", path); |
770 | return (-1); | |
771 | } | |
772 | ||
0e5de6f8 | 773 | if (interrupted) |
774 | goto out; | |
775 | ||
2cda7d6b | 776 | /* |
2bd204e5 | 777 | * If the glob returns a single match and it is a directory, |
778 | * then just list its contents. | |
2cda7d6b | 779 | */ |
2bd204e5 | 780 | if (g.gl_matchc == 1) { |
781 | if ((a = do_lstat(conn, g.gl_pathv[0], 1)) == NULL) { | |
2cda7d6b | 782 | globfree(&g); |
783 | return (-1); | |
784 | } | |
785 | if ((a->flags & SSH2_FILEXFER_ATTR_PERMISSIONS) && | |
786 | S_ISDIR(a->perm)) { | |
2bd204e5 | 787 | int err; |
788 | ||
789 | err = do_ls_dir(conn, g.gl_pathv[0], strip_path, lflag); | |
2cda7d6b | 790 | globfree(&g); |
2bd204e5 | 791 | return (err); |
2cda7d6b | 792 | } |
793 | } | |
794 | ||
ae7daec3 | 795 | if (!(lflag & LS_SHORT_VIEW)) { |
2ceb8101 | 796 | u_int m = 0, width = 80; |
2cda7d6b | 797 | struct winsize ws; |
798 | ||
799 | /* Count entries for sort and find longest filename */ | |
800 | for (i = 0; g.gl_pathv[i]; i++) | |
801 | m = MAX(m, strlen(g.gl_pathv[i])); | |
802 | ||
803 | if (ioctl(fileno(stdin), TIOCGWINSZ, &ws) != -1) | |
804 | width = ws.ws_col; | |
805 | ||
806 | columns = width / (m + 2); | |
807 | columns = MAX(columns, 1); | |
808 | colspace = width / columns; | |
809 | } | |
810 | ||
2bd204e5 | 811 | for (i = 0; g.gl_pathv[i] && !interrupted; i++, a = NULL) { |
2cda7d6b | 812 | char *fname; |
813 | ||
814 | fname = path_strip(g.gl_pathv[i], strip_path); | |
815 | ||
ae7daec3 | 816 | if (lflag & LS_LONG_VIEW) { |
2cda7d6b | 817 | char *lname; |
818 | struct stat sb; | |
819 | ||
820 | /* | |
821 | * XXX: this is slow - 1 roundtrip per path | |
822 | * A solution to this is to fork glob() and | |
823 | * build a sftp specific version which keeps the | |
824 | * attribs (which currently get thrown away) | |
825 | * that the server returns as well as the filenames. | |
826 | */ | |
827 | memset(&sb, 0, sizeof(sb)); | |
2bd204e5 | 828 | if (a == NULL) |
829 | a = do_lstat(conn, g.gl_pathv[i], 1); | |
2cda7d6b | 830 | if (a != NULL) |
831 | attrib_to_stat(a, &sb); | |
29793ade | 832 | lname = ls_file(fname, &sb, 1, (lflag & LS_SI_UNITS)); |
2cda7d6b | 833 | printf("%s\n", lname); |
834 | xfree(lname); | |
835 | } else { | |
836 | printf("%-*s", colspace, fname); | |
837 | if (c >= columns) { | |
838 | printf("\n"); | |
839 | c = 1; | |
840 | } else | |
841 | c++; | |
842 | } | |
843 | xfree(fname); | |
844 | } | |
845 | ||
ae7daec3 | 846 | if (!(lflag & LS_LONG_VIEW) && (c != 1)) |
2cda7d6b | 847 | printf("\n"); |
848 | ||
0e5de6f8 | 849 | out: |
2cda7d6b | 850 | if (g.gl_pathc) |
851 | globfree(&g); | |
852 | ||
853 | return (0); | |
854 | } | |
855 | ||
360b43ab | 856 | static int |
857 | do_df(struct sftp_conn *conn, char *path, int hflag, int iflag) | |
858 | { | |
5a3cde15 | 859 | struct sftp_statvfs st; |
360b43ab | 860 | char s_used[FMT_SCALED_STRSIZE]; |
861 | char s_avail[FMT_SCALED_STRSIZE]; | |
862 | char s_root[FMT_SCALED_STRSIZE]; | |
863 | char s_total[FMT_SCALED_STRSIZE]; | |
38b1f255 | 864 | unsigned long long ffree; |
360b43ab | 865 | |
866 | if (do_statvfs(conn, path, &st, 1) == -1) | |
867 | return -1; | |
868 | if (iflag) { | |
38b1f255 | 869 | ffree = st.f_files ? (100 * (st.f_files - st.f_ffree) / st.f_files) : 0; |
360b43ab | 870 | printf(" Inodes Used Avail " |
871 | "(root) %%Capacity\n"); | |
872 | printf("%11llu %11llu %11llu %11llu %3llu%%\n", | |
873 | (unsigned long long)st.f_files, | |
874 | (unsigned long long)(st.f_files - st.f_ffree), | |
875 | (unsigned long long)st.f_favail, | |
38b1f255 | 876 | (unsigned long long)st.f_ffree, ffree); |
360b43ab | 877 | } else if (hflag) { |
878 | strlcpy(s_used, "error", sizeof(s_used)); | |
879 | strlcpy(s_avail, "error", sizeof(s_avail)); | |
880 | strlcpy(s_root, "error", sizeof(s_root)); | |
881 | strlcpy(s_total, "error", sizeof(s_total)); | |
882 | fmt_scaled((st.f_blocks - st.f_bfree) * st.f_frsize, s_used); | |
883 | fmt_scaled(st.f_bavail * st.f_frsize, s_avail); | |
884 | fmt_scaled(st.f_bfree * st.f_frsize, s_root); | |
885 | fmt_scaled(st.f_blocks * st.f_frsize, s_total); | |
886 | printf(" Size Used Avail (root) %%Capacity\n"); | |
887 | printf("%7sB %7sB %7sB %7sB %3llu%%\n", | |
888 | s_total, s_used, s_avail, s_root, | |
889 | (unsigned long long)(100 * (st.f_blocks - st.f_bfree) / | |
890 | st.f_blocks)); | |
891 | } else { | |
892 | printf(" Size Used Avail " | |
893 | "(root) %%Capacity\n"); | |
894 | printf("%12llu %12llu %12llu %12llu %3llu%%\n", | |
895 | (unsigned long long)(st.f_frsize * st.f_blocks / 1024), | |
896 | (unsigned long long)(st.f_frsize * | |
897 | (st.f_blocks - st.f_bfree) / 1024), | |
898 | (unsigned long long)(st.f_frsize * st.f_bavail / 1024), | |
899 | (unsigned long long)(st.f_frsize * st.f_bfree / 1024), | |
900 | (unsigned long long)(100 * (st.f_blocks - st.f_bfree) / | |
901 | st.f_blocks)); | |
902 | } | |
903 | return 0; | |
904 | } | |
905 | ||
a733c71c | 906 | /* |
907 | * Undo escaping of glob sequences in place. Used to undo extra escaping | |
908 | * applied in makeargv() when the string is destined for a function that | |
909 | * does not glob it. | |
910 | */ | |
911 | static void | |
912 | undo_glob_escape(char *s) | |
913 | { | |
914 | size_t i, j; | |
915 | ||
916 | for (i = j = 0;;) { | |
917 | if (s[i] == '\0') { | |
918 | s[j] = '\0'; | |
919 | return; | |
920 | } | |
921 | if (s[i] != '\\') { | |
922 | s[j++] = s[i++]; | |
923 | continue; | |
924 | } | |
925 | /* s[i] == '\\' */ | |
926 | ++i; | |
927 | switch (s[i]) { | |
928 | case '?': | |
929 | case '[': | |
930 | case '*': | |
931 | case '\\': | |
932 | s[j++] = s[i++]; | |
933 | break; | |
934 | case '\0': | |
935 | s[j++] = '\\'; | |
936 | s[j] = '\0'; | |
937 | return; | |
938 | default: | |
939 | s[j++] = '\\'; | |
940 | s[j++] = s[i++]; | |
941 | break; | |
942 | } | |
943 | } | |
944 | } | |
945 | ||
946 | /* | |
947 | * Split a string into an argument vector using sh(1)-style quoting, | |
948 | * comment and escaping rules, but with some tweaks to handle glob(3) | |
949 | * wildcards. | |
4e715007 | 950 | * The "sloppy" flag allows for recovery from missing terminating quote, for |
951 | * use in parsing incomplete commandlines during tab autocompletion. | |
952 | * | |
a733c71c | 953 | * Returns NULL on error or a NULL-terminated array of arguments. |
4e715007 | 954 | * |
955 | * If "lastquote" is not NULL, the quoting character used for the last | |
956 | * argument is placed in *lastquote ("\0", "'" or "\""). | |
957 | * | |
958 | * If "terminated" is not NULL, *terminated will be set to 1 when the | |
959 | * last argument's quote has been properly terminated or 0 otherwise. | |
960 | * This parameter is only of use if "sloppy" is set. | |
a733c71c | 961 | */ |
962 | #define MAXARGS 128 | |
963 | #define MAXARGLEN 8192 | |
964 | static char ** | |
4e715007 | 965 | makeargv(const char *arg, int *argcp, int sloppy, char *lastquote, |
966 | u_int *terminated) | |
a733c71c | 967 | { |
968 | int argc, quot; | |
969 | size_t i, j; | |
970 | static char argvs[MAXARGLEN]; | |
971 | static char *argv[MAXARGS + 1]; | |
972 | enum { MA_START, MA_SQUOTE, MA_DQUOTE, MA_UNQUOTED } state, q; | |
973 | ||
974 | *argcp = argc = 0; | |
975 | if (strlen(arg) > sizeof(argvs) - 1) { | |
976 | args_too_longs: | |
977 | error("string too long"); | |
978 | return NULL; | |
979 | } | |
4e715007 | 980 | if (terminated != NULL) |
981 | *terminated = 1; | |
982 | if (lastquote != NULL) | |
983 | *lastquote = '\0'; | |
a733c71c | 984 | state = MA_START; |
985 | i = j = 0; | |
986 | for (;;) { | |
987 | if (isspace(arg[i])) { | |
988 | if (state == MA_UNQUOTED) { | |
989 | /* Terminate current argument */ | |
990 | argvs[j++] = '\0'; | |
991 | argc++; | |
992 | state = MA_START; | |
993 | } else if (state != MA_START) | |
994 | argvs[j++] = arg[i]; | |
995 | } else if (arg[i] == '"' || arg[i] == '\'') { | |
996 | q = arg[i] == '"' ? MA_DQUOTE : MA_SQUOTE; | |
997 | if (state == MA_START) { | |
998 | argv[argc] = argvs + j; | |
999 | state = q; | |
4e715007 | 1000 | if (lastquote != NULL) |
1001 | *lastquote = arg[i]; | |
a733c71c | 1002 | } else if (state == MA_UNQUOTED) |
1003 | state = q; | |
1004 | else if (state == q) | |
1005 | state = MA_UNQUOTED; | |
1006 | else | |
1007 | argvs[j++] = arg[i]; | |
1008 | } else if (arg[i] == '\\') { | |
1009 | if (state == MA_SQUOTE || state == MA_DQUOTE) { | |
1010 | quot = state == MA_SQUOTE ? '\'' : '"'; | |
1011 | /* Unescape quote we are in */ | |
1012 | /* XXX support \n and friends? */ | |
1013 | if (arg[i + 1] == quot) { | |
1014 | i++; | |
1015 | argvs[j++] = arg[i]; | |
1016 | } else if (arg[i + 1] == '?' || | |
1017 | arg[i + 1] == '[' || arg[i + 1] == '*') { | |
1018 | /* | |
1019 | * Special case for sftp: append | |
1020 | * double-escaped glob sequence - | |
1021 | * glob will undo one level of | |
1022 | * escaping. NB. string can grow here. | |
1023 | */ | |
1024 | if (j >= sizeof(argvs) - 5) | |
1025 | goto args_too_longs; | |
1026 | argvs[j++] = '\\'; | |
1027 | argvs[j++] = arg[i++]; | |
1028 | argvs[j++] = '\\'; | |
1029 | argvs[j++] = arg[i]; | |
1030 | } else { | |
1031 | argvs[j++] = arg[i++]; | |
1032 | argvs[j++] = arg[i]; | |
1033 | } | |
1034 | } else { | |
1035 | if (state == MA_START) { | |
1036 | argv[argc] = argvs + j; | |
1037 | state = MA_UNQUOTED; | |
4e715007 | 1038 | if (lastquote != NULL) |
1039 | *lastquote = '\0'; | |
a733c71c | 1040 | } |
1041 | if (arg[i + 1] == '?' || arg[i + 1] == '[' || | |
1042 | arg[i + 1] == '*' || arg[i + 1] == '\\') { | |
1043 | /* | |
1044 | * Special case for sftp: append | |
1045 | * escaped glob sequence - | |
1046 | * glob will undo one level of | |
1047 | * escaping. | |
1048 | */ | |
1049 | argvs[j++] = arg[i++]; | |
1050 | argvs[j++] = arg[i]; | |
1051 | } else { | |
1052 | /* Unescape everything */ | |
1053 | /* XXX support \n and friends? */ | |
1054 | i++; | |
1055 | argvs[j++] = arg[i]; | |
1056 | } | |
1057 | } | |
1058 | } else if (arg[i] == '#') { | |
1059 | if (state == MA_SQUOTE || state == MA_DQUOTE) | |
1060 | argvs[j++] = arg[i]; | |
1061 | else | |
1062 | goto string_done; | |
1063 | } else if (arg[i] == '\0') { | |
1064 | if (state == MA_SQUOTE || state == MA_DQUOTE) { | |
4e715007 | 1065 | if (sloppy) { |
1066 | state = MA_UNQUOTED; | |
1067 | if (terminated != NULL) | |
1068 | *terminated = 0; | |
1069 | goto string_done; | |
1070 | } | |
a733c71c | 1071 | error("Unterminated quoted argument"); |
1072 | return NULL; | |
1073 | } | |
1074 | string_done: | |
1075 | if (state == MA_UNQUOTED) { | |
1076 | argvs[j++] = '\0'; | |
1077 | argc++; | |
1078 | } | |
1079 | break; | |
1080 | } else { | |
1081 | if (state == MA_START) { | |
1082 | argv[argc] = argvs + j; | |
1083 | state = MA_UNQUOTED; | |
4e715007 | 1084 | if (lastquote != NULL) |
1085 | *lastquote = '\0'; | |
a733c71c | 1086 | } |
1087 | if ((state == MA_SQUOTE || state == MA_DQUOTE) && | |
1088 | (arg[i] == '?' || arg[i] == '[' || arg[i] == '*')) { | |
1089 | /* | |
1090 | * Special case for sftp: escape quoted | |
1091 | * glob(3) wildcards. NB. string can grow | |
1092 | * here. | |
1093 | */ | |
1094 | if (j >= sizeof(argvs) - 3) | |
1095 | goto args_too_longs; | |
1096 | argvs[j++] = '\\'; | |
1097 | argvs[j++] = arg[i]; | |
1098 | } else | |
1099 | argvs[j++] = arg[i]; | |
1100 | } | |
1101 | i++; | |
1102 | } | |
1103 | *argcp = argc; | |
1104 | return argv; | |
1105 | } | |
1106 | ||
2cda7d6b | 1107 | static int |
4e715007 | 1108 | parse_args(const char **cpp, int *pflag, int *rflag, int *lflag, int *iflag, |
1109 | int *hflag, unsigned long *n_arg, char **path1, char **path2) | |
2cda7d6b | 1110 | { |
1111 | const char *cmd, *cp = *cpp; | |
a733c71c | 1112 | char *cp2, **argv; |
2cda7d6b | 1113 | int base = 0; |
1114 | long l; | |
a733c71c | 1115 | int i, cmdnum, optidx, argc; |
2cda7d6b | 1116 | |
1117 | /* Skip leading whitespace */ | |
1118 | cp = cp + strspn(cp, WHITESPACE); | |
1119 | ||
2cda7d6b | 1120 | /* Check for leading '-' (disable error processing) */ |
1121 | *iflag = 0; | |
1122 | if (*cp == '-') { | |
1123 | *iflag = 1; | |
1124 | cp++; | |
96fc1b1b | 1125 | cp = cp + strspn(cp, WHITESPACE); |
2cda7d6b | 1126 | } |
1127 | ||
96fc1b1b | 1128 | /* Ignore blank lines and lines which begin with comment '#' char */ |
1129 | if (*cp == '\0' || *cp == '#') | |
1130 | return (0); | |
1131 | ||
4e715007 | 1132 | if ((argv = makeargv(cp, &argc, 0, NULL, NULL)) == NULL) |
a733c71c | 1133 | return -1; |
1134 | ||
2cda7d6b | 1135 | /* Figure out which command we have */ |
a733c71c | 1136 | for (i = 0; cmds[i].c != NULL; i++) { |
1137 | if (strcasecmp(cmds[i].c, argv[0]) == 0) | |
2cda7d6b | 1138 | break; |
2cda7d6b | 1139 | } |
1140 | cmdnum = cmds[i].n; | |
1141 | cmd = cmds[i].c; | |
1142 | ||
1143 | /* Special case */ | |
1144 | if (*cp == '!') { | |
1145 | cp++; | |
1146 | cmdnum = I_SHELL; | |
1147 | } else if (cmdnum == -1) { | |
1148 | error("Invalid command."); | |
a733c71c | 1149 | return -1; |
2cda7d6b | 1150 | } |
1151 | ||
1152 | /* Get arguments and parse flags */ | |
d141f964 | 1153 | *lflag = *pflag = *rflag = *hflag = *n_arg = 0; |
2cda7d6b | 1154 | *path1 = *path2 = NULL; |
a733c71c | 1155 | optidx = 1; |
2cda7d6b | 1156 | switch (cmdnum) { |
1157 | case I_GET: | |
1158 | case I_PUT: | |
d141f964 | 1159 | if ((optidx = parse_getput_flags(cmd, argv, argc, pflag, rflag)) == -1) |
a733c71c | 1160 | return -1; |
2cda7d6b | 1161 | /* Get first pathname (mandatory) */ |
a733c71c | 1162 | if (argc - optidx < 1) { |
2cda7d6b | 1163 | error("You must specify at least one path after a " |
1164 | "%s command.", cmd); | |
a733c71c | 1165 | return -1; |
1166 | } | |
1167 | *path1 = xstrdup(argv[optidx]); | |
1168 | /* Get second pathname (optional) */ | |
1169 | if (argc - optidx > 1) { | |
1170 | *path2 = xstrdup(argv[optidx + 1]); | |
1171 | /* Destination is not globbed */ | |
1172 | undo_glob_escape(*path2); | |
2cda7d6b | 1173 | } |
2cda7d6b | 1174 | break; |
1175 | case I_RENAME: | |
1176 | case I_SYMLINK: | |
a733c71c | 1177 | if (argc - optidx < 2) { |
2cda7d6b | 1178 | error("You must specify two paths after a %s " |
1179 | "command.", cmd); | |
a733c71c | 1180 | return -1; |
2cda7d6b | 1181 | } |
a733c71c | 1182 | *path1 = xstrdup(argv[optidx]); |
1183 | *path2 = xstrdup(argv[optidx + 1]); | |
1184 | /* Paths are not globbed */ | |
1185 | undo_glob_escape(*path1); | |
1186 | undo_glob_escape(*path2); | |
2cda7d6b | 1187 | break; |
1188 | case I_RM: | |
1189 | case I_MKDIR: | |
1190 | case I_RMDIR: | |
1191 | case I_CHDIR: | |
1192 | case I_LCHDIR: | |
1193 | case I_LMKDIR: | |
1194 | /* Get pathname (mandatory) */ | |
a733c71c | 1195 | if (argc - optidx < 1) { |
2cda7d6b | 1196 | error("You must specify a path after a %s command.", |
1197 | cmd); | |
a733c71c | 1198 | return -1; |
2cda7d6b | 1199 | } |
a733c71c | 1200 | *path1 = xstrdup(argv[optidx]); |
1201 | /* Only "rm" globs */ | |
1202 | if (cmdnum != I_RM) | |
1203 | undo_glob_escape(*path1); | |
2cda7d6b | 1204 | break; |
360b43ab | 1205 | case I_DF: |
1206 | if ((optidx = parse_df_flags(cmd, argv, argc, hflag, | |
1207 | iflag)) == -1) | |
1208 | return -1; | |
1209 | /* Default to current directory if no path specified */ | |
1210 | if (argc - optidx < 1) | |
1211 | *path1 = NULL; | |
1212 | else { | |
1213 | *path1 = xstrdup(argv[optidx]); | |
1214 | undo_glob_escape(*path1); | |
1215 | } | |
1216 | break; | |
2cda7d6b | 1217 | case I_LS: |
a733c71c | 1218 | if ((optidx = parse_ls_flags(argv, argc, lflag)) == -1) |
2cda7d6b | 1219 | return(-1); |
1220 | /* Path is optional */ | |
a733c71c | 1221 | if (argc - optidx > 0) |
1222 | *path1 = xstrdup(argv[optidx]); | |
2cda7d6b | 1223 | break; |
1224 | case I_LLS: | |
65172fff | 1225 | /* Skip ls command and following whitespace */ |
1226 | cp = cp + strlen(cmd) + strspn(cp, WHITESPACE); | |
2cda7d6b | 1227 | case I_SHELL: |
1228 | /* Uses the rest of the line */ | |
1229 | break; | |
1230 | case I_LUMASK: | |
2cda7d6b | 1231 | case I_CHMOD: |
1232 | base = 8; | |
1233 | case I_CHOWN: | |
1234 | case I_CHGRP: | |
1235 | /* Get numeric arg (mandatory) */ | |
a733c71c | 1236 | if (argc - optidx < 1) |
1237 | goto need_num_arg; | |
b3c338b7 | 1238 | errno = 0; |
a733c71c | 1239 | l = strtol(argv[optidx], &cp2, base); |
1240 | if (cp2 == argv[optidx] || *cp2 != '\0' || | |
1241 | ((l == LONG_MIN || l == LONG_MAX) && errno == ERANGE) || | |
1242 | l < 0) { | |
1243 | need_num_arg: | |
2cda7d6b | 1244 | error("You must supply a numeric argument " |
1245 | "to the %s command.", cmd); | |
a733c71c | 1246 | return -1; |
2cda7d6b | 1247 | } |
2cda7d6b | 1248 | *n_arg = l; |
a733c71c | 1249 | if (cmdnum == I_LUMASK) |
2cda7d6b | 1250 | break; |
2cda7d6b | 1251 | /* Get pathname (mandatory) */ |
a733c71c | 1252 | if (argc - optidx < 2) { |
2cda7d6b | 1253 | error("You must specify a path after a %s command.", |
1254 | cmd); | |
a733c71c | 1255 | return -1; |
2cda7d6b | 1256 | } |
a733c71c | 1257 | *path1 = xstrdup(argv[optidx + 1]); |
2cda7d6b | 1258 | break; |
1259 | case I_QUIT: | |
1260 | case I_PWD: | |
1261 | case I_LPWD: | |
1262 | case I_HELP: | |
1263 | case I_VERSION: | |
1264 | case I_PROGRESS: | |
1265 | break; | |
1266 | default: | |
1267 | fatal("Command not implemented"); | |
1268 | } | |
1269 | ||
1270 | *cpp = cp; | |
1271 | return(cmdnum); | |
1272 | } | |
1273 | ||
1274 | static int | |
1275 | parse_dispatch_command(struct sftp_conn *conn, const char *cmd, char **pwd, | |
1276 | int err_abort) | |
1277 | { | |
1278 | char *path1, *path2, *tmp; | |
d141f964 | 1279 | int pflag = 0, rflag = 0, lflag = 0, iflag = 0, hflag = 0, cmdnum, i; |
69354fe2 | 1280 | unsigned long n_arg = 0; |
2cda7d6b | 1281 | Attrib a, *aa; |
1282 | char path_buf[MAXPATHLEN]; | |
1283 | int err = 0; | |
1284 | glob_t g; | |
1285 | ||
1286 | path1 = path2 = NULL; | |
d141f964 | 1287 | cmdnum = parse_args(&cmd, &pflag, &rflag, &lflag, &iflag, &hflag, &n_arg, |
2cda7d6b | 1288 | &path1, &path2); |
1289 | ||
1290 | if (iflag != 0) | |
1291 | err_abort = 0; | |
1292 | ||
1293 | memset(&g, 0, sizeof(g)); | |
1294 | ||
1295 | /* Perform command */ | |
1296 | switch (cmdnum) { | |
1297 | case 0: | |
1298 | /* Blank line */ | |
1299 | break; | |
1300 | case -1: | |
1301 | /* Unrecognized command */ | |
1302 | err = -1; | |
1303 | break; | |
1304 | case I_GET: | |
d141f964 | 1305 | err = process_get(conn, path1, path2, *pwd, pflag, rflag); |
2cda7d6b | 1306 | break; |
1307 | case I_PUT: | |
d141f964 | 1308 | err = process_put(conn, path1, path2, *pwd, pflag, rflag); |
2cda7d6b | 1309 | break; |
1310 | case I_RENAME: | |
1311 | path1 = make_absolute(path1, *pwd); | |
1312 | path2 = make_absolute(path2, *pwd); | |
1313 | err = do_rename(conn, path1, path2); | |
1314 | break; | |
1315 | case I_SYMLINK: | |
1316 | path2 = make_absolute(path2, *pwd); | |
1317 | err = do_symlink(conn, path1, path2); | |
1318 | break; | |
1319 | case I_RM: | |
1320 | path1 = make_absolute(path1, *pwd); | |
1321 | remote_glob(conn, path1, GLOB_NOCHECK, NULL, &g); | |
0e5de6f8 | 1322 | for (i = 0; g.gl_pathv[i] && !interrupted; i++) { |
2cda7d6b | 1323 | printf("Removing %s\n", g.gl_pathv[i]); |
1324 | err = do_rm(conn, g.gl_pathv[i]); | |
1325 | if (err != 0 && err_abort) | |
1326 | break; | |
1327 | } | |
1328 | break; | |
1329 | case I_MKDIR: | |
1330 | path1 = make_absolute(path1, *pwd); | |
1331 | attrib_clear(&a); | |
1332 | a.flags |= SSH2_FILEXFER_ATTR_PERMISSIONS; | |
1333 | a.perm = 0777; | |
d141f964 | 1334 | err = do_mkdir(conn, path1, &a, 1); |
2cda7d6b | 1335 | break; |
1336 | case I_RMDIR: | |
1337 | path1 = make_absolute(path1, *pwd); | |
1338 | err = do_rmdir(conn, path1); | |
1339 | break; | |
1340 | case I_CHDIR: | |
1341 | path1 = make_absolute(path1, *pwd); | |
1342 | if ((tmp = do_realpath(conn, path1)) == NULL) { | |
1343 | err = 1; | |
1344 | break; | |
1345 | } | |
1346 | if ((aa = do_stat(conn, tmp, 0)) == NULL) { | |
1347 | xfree(tmp); | |
1348 | err = 1; | |
1349 | break; | |
1350 | } | |
1351 | if (!(aa->flags & SSH2_FILEXFER_ATTR_PERMISSIONS)) { | |
1352 | error("Can't change directory: Can't check target"); | |
1353 | xfree(tmp); | |
1354 | err = 1; | |
1355 | break; | |
1356 | } | |
1357 | if (!S_ISDIR(aa->perm)) { | |
1358 | error("Can't change directory: \"%s\" is not " | |
1359 | "a directory", tmp); | |
1360 | xfree(tmp); | |
1361 | err = 1; | |
1362 | break; | |
1363 | } | |
1364 | xfree(*pwd); | |
1365 | *pwd = tmp; | |
1366 | break; | |
1367 | case I_LS: | |
1368 | if (!path1) { | |
1369 | do_globbed_ls(conn, *pwd, *pwd, lflag); | |
1370 | break; | |
1371 | } | |
1372 | ||
1373 | /* Strip pwd off beginning of non-absolute paths */ | |
1374 | tmp = NULL; | |
1375 | if (*path1 != '/') | |
1376 | tmp = *pwd; | |
1377 | ||
1378 | path1 = make_absolute(path1, *pwd); | |
1379 | err = do_globbed_ls(conn, path1, tmp, lflag); | |
1380 | break; | |
360b43ab | 1381 | case I_DF: |
1382 | /* Default to current directory if no path specified */ | |
1383 | if (path1 == NULL) | |
1384 | path1 = xstrdup(*pwd); | |
1385 | path1 = make_absolute(path1, *pwd); | |
1386 | err = do_df(conn, path1, hflag, iflag); | |
1387 | break; | |
2cda7d6b | 1388 | case I_LCHDIR: |
1389 | if (chdir(path1) == -1) { | |
1390 | error("Couldn't change local directory to " | |
1391 | "\"%s\": %s", path1, strerror(errno)); | |
1392 | err = 1; | |
1393 | } | |
1394 | break; | |
1395 | case I_LMKDIR: | |
1396 | if (mkdir(path1, 0777) == -1) { | |
1397 | error("Couldn't create local directory " | |
1398 | "\"%s\": %s", path1, strerror(errno)); | |
1399 | err = 1; | |
1400 | } | |
1401 | break; | |
1402 | case I_LLS: | |
1403 | local_do_ls(cmd); | |
1404 | break; | |
1405 | case I_SHELL: | |
1406 | local_do_shell(cmd); | |
1407 | break; | |
1408 | case I_LUMASK: | |
1409 | umask(n_arg); | |
1410 | printf("Local umask: %03lo\n", n_arg); | |
1411 | break; | |
1412 | case I_CHMOD: | |
1413 | path1 = make_absolute(path1, *pwd); | |
1414 | attrib_clear(&a); | |
1415 | a.flags |= SSH2_FILEXFER_ATTR_PERMISSIONS; | |
1416 | a.perm = n_arg; | |
1417 | remote_glob(conn, path1, GLOB_NOCHECK, NULL, &g); | |
0e5de6f8 | 1418 | for (i = 0; g.gl_pathv[i] && !interrupted; i++) { |
2cda7d6b | 1419 | printf("Changing mode on %s\n", g.gl_pathv[i]); |
1420 | err = do_setstat(conn, g.gl_pathv[i], &a); | |
1421 | if (err != 0 && err_abort) | |
1422 | break; | |
1423 | } | |
1424 | break; | |
1425 | case I_CHOWN: | |
1426 | case I_CHGRP: | |
1427 | path1 = make_absolute(path1, *pwd); | |
1428 | remote_glob(conn, path1, GLOB_NOCHECK, NULL, &g); | |
0e5de6f8 | 1429 | for (i = 0; g.gl_pathv[i] && !interrupted; i++) { |
2cda7d6b | 1430 | if (!(aa = do_stat(conn, g.gl_pathv[i], 0))) { |
ddb5e00f | 1431 | if (err_abort) { |
1432 | err = -1; | |
2cda7d6b | 1433 | break; |
ddb5e00f | 1434 | } else |
2cda7d6b | 1435 | continue; |
1436 | } | |
1437 | if (!(aa->flags & SSH2_FILEXFER_ATTR_UIDGID)) { | |
1438 | error("Can't get current ownership of " | |
1439 | "remote file \"%s\"", g.gl_pathv[i]); | |
ddb5e00f | 1440 | if (err_abort) { |
1441 | err = -1; | |
2cda7d6b | 1442 | break; |
ddb5e00f | 1443 | } else |
2cda7d6b | 1444 | continue; |
1445 | } | |
1446 | aa->flags &= SSH2_FILEXFER_ATTR_UIDGID; | |
1447 | if (cmdnum == I_CHOWN) { | |
1448 | printf("Changing owner on %s\n", g.gl_pathv[i]); | |
1449 | aa->uid = n_arg; | |
1450 | } else { | |
1451 | printf("Changing group on %s\n", g.gl_pathv[i]); | |
1452 | aa->gid = n_arg; | |
1453 | } | |
1454 | err = do_setstat(conn, g.gl_pathv[i], aa); | |
1455 | if (err != 0 && err_abort) | |
1456 | break; | |
1457 | } | |
1458 | break; | |
1459 | case I_PWD: | |
1460 | printf("Remote working directory: %s\n", *pwd); | |
1461 | break; | |
1462 | case I_LPWD: | |
1463 | if (!getcwd(path_buf, sizeof(path_buf))) { | |
1464 | error("Couldn't get local cwd: %s", strerror(errno)); | |
1465 | err = -1; | |
1466 | break; | |
1467 | } | |
1468 | printf("Local working directory: %s\n", path_buf); | |
1469 | break; | |
1470 | case I_QUIT: | |
1471 | /* Processed below */ | |
1472 | break; | |
1473 | case I_HELP: | |
1474 | help(); | |
1475 | break; | |
1476 | case I_VERSION: | |
1477 | printf("SFTP protocol version %u\n", sftp_proto_version(conn)); | |
1478 | break; | |
1479 | case I_PROGRESS: | |
1480 | showprogress = !showprogress; | |
1481 | if (showprogress) | |
1482 | printf("Progress meter enabled\n"); | |
1483 | else | |
1484 | printf("Progress meter disabled\n"); | |
1485 | break; | |
1486 | default: | |
1487 | fatal("%d is not implemented", cmdnum); | |
1488 | } | |
1489 | ||
1490 | if (g.gl_pathc) | |
1491 | globfree(&g); | |
1492 | if (path1) | |
1493 | xfree(path1); | |
1494 | if (path2) | |
1495 | xfree(path2); | |
1496 | ||
1497 | /* If an unignored error occurs in batch mode we should abort. */ | |
1498 | if (err_abort && err != 0) | |
1499 | return (-1); | |
1500 | else if (cmdnum == I_QUIT) | |
1501 | return (1); | |
1502 | ||
1503 | return (0); | |
1504 | } | |
1505 | ||
5132eac0 | 1506 | #ifdef USE_LIBEDIT |
1507 | static char * | |
1508 | prompt(EditLine *el) | |
1509 | { | |
1510 | return ("sftp> "); | |
1511 | } | |
5132eac0 | 1512 | |
4e715007 | 1513 | /* Display entries in 'list' after skipping the first 'len' chars */ |
1514 | static void | |
1515 | complete_display(char **list, u_int len) | |
1516 | { | |
1517 | u_int y, m = 0, width = 80, columns = 1, colspace = 0, llen; | |
1518 | struct winsize ws; | |
1519 | char *tmp; | |
1520 | ||
1521 | /* Count entries for sort and find longest */ | |
1522 | for (y = 0; list[y]; y++) | |
1523 | m = MAX(m, strlen(list[y])); | |
1524 | ||
1525 | if (ioctl(fileno(stdin), TIOCGWINSZ, &ws) != -1) | |
1526 | width = ws.ws_col; | |
1527 | ||
1528 | m = m > len ? m - len : 0; | |
1529 | columns = width / (m + 2); | |
1530 | columns = MAX(columns, 1); | |
1531 | colspace = width / columns; | |
1532 | colspace = MIN(colspace, width); | |
1533 | ||
1534 | printf("\n"); | |
1535 | m = 1; | |
1536 | for (y = 0; list[y]; y++) { | |
1537 | llen = strlen(list[y]); | |
1538 | tmp = llen > len ? list[y] + len : ""; | |
1539 | printf("%-*s", colspace, tmp); | |
1540 | if (m >= columns) { | |
1541 | printf("\n"); | |
1542 | m = 1; | |
1543 | } else | |
1544 | m++; | |
1545 | } | |
1546 | printf("\n"); | |
1547 | } | |
1548 | ||
1549 | /* | |
1550 | * Given a "list" of words that begin with a common prefix of "word", | |
1551 | * attempt to find an autocompletion to extends "word" by the next | |
1552 | * characters common to all entries in "list". | |
1553 | */ | |
1554 | static char * | |
1555 | complete_ambiguous(const char *word, char **list, size_t count) | |
1556 | { | |
1557 | if (word == NULL) | |
1558 | return NULL; | |
1559 | ||
1560 | if (count > 0) { | |
1561 | u_int y, matchlen = strlen(list[0]); | |
1562 | ||
1563 | /* Find length of common stem */ | |
1564 | for (y = 1; list[y]; y++) { | |
1565 | u_int x; | |
1566 | ||
1567 | for (x = 0; x < matchlen; x++) | |
1568 | if (list[0][x] != list[y][x]) | |
1569 | break; | |
1570 | ||
1571 | matchlen = x; | |
1572 | } | |
1573 | ||
1574 | if (matchlen > strlen(word)) { | |
1575 | char *tmp = xstrdup(list[0]); | |
1576 | ||
d03186af | 1577 | tmp[matchlen] = '\0'; |
4e715007 | 1578 | return tmp; |
1579 | } | |
1580 | } | |
1581 | ||
1582 | return xstrdup(word); | |
1583 | } | |
1584 | ||
1585 | /* Autocomplete a sftp command */ | |
1586 | static int | |
1587 | complete_cmd_parse(EditLine *el, char *cmd, int lastarg, char quote, | |
1588 | int terminated) | |
1589 | { | |
1590 | u_int y, count = 0, cmdlen, tmplen; | |
1591 | char *tmp, **list, argterm[3]; | |
1592 | const LineInfo *lf; | |
1593 | ||
1594 | list = xcalloc((sizeof(cmds) / sizeof(*cmds)) + 1, sizeof(char *)); | |
1595 | ||
1596 | /* No command specified: display all available commands */ | |
1597 | if (cmd == NULL) { | |
1598 | for (y = 0; cmds[y].c; y++) | |
1599 | list[count++] = xstrdup(cmds[y].c); | |
1600 | ||
1601 | list[count] = NULL; | |
1602 | complete_display(list, 0); | |
1603 | ||
1604 | for (y = 0; list[y] != NULL; y++) | |
1605 | xfree(list[y]); | |
1606 | xfree(list); | |
1607 | return count; | |
1608 | } | |
1609 | ||
1610 | /* Prepare subset of commands that start with "cmd" */ | |
1611 | cmdlen = strlen(cmd); | |
1612 | for (y = 0; cmds[y].c; y++) { | |
1613 | if (!strncasecmp(cmd, cmds[y].c, cmdlen)) | |
1614 | list[count++] = xstrdup(cmds[y].c); | |
1615 | } | |
1616 | list[count] = NULL; | |
1617 | ||
1618 | if (count == 0) | |
1619 | return 0; | |
1620 | ||
1621 | /* Complete ambigious command */ | |
1622 | tmp = complete_ambiguous(cmd, list, count); | |
1623 | if (count > 1) | |
1624 | complete_display(list, 0); | |
1625 | ||
1626 | for (y = 0; list[y]; y++) | |
1627 | xfree(list[y]); | |
1628 | xfree(list); | |
1629 | ||
1630 | if (tmp != NULL) { | |
1631 | tmplen = strlen(tmp); | |
1632 | cmdlen = strlen(cmd); | |
1633 | /* If cmd may be extended then do so */ | |
1634 | if (tmplen > cmdlen) | |
1635 | if (el_insertstr(el, tmp + cmdlen) == -1) | |
1636 | fatal("el_insertstr failed."); | |
1637 | lf = el_line(el); | |
1638 | /* Terminate argument cleanly */ | |
1639 | if (count == 1) { | |
1640 | y = 0; | |
1641 | if (!terminated) | |
1642 | argterm[y++] = quote; | |
1643 | if (lastarg || *(lf->cursor) != ' ') | |
1644 | argterm[y++] = ' '; | |
1645 | argterm[y] = '\0'; | |
1646 | if (y > 0 && el_insertstr(el, argterm) == -1) | |
1647 | fatal("el_insertstr failed."); | |
1648 | } | |
1649 | xfree(tmp); | |
1650 | } | |
1651 | ||
1652 | return count; | |
1653 | } | |
1654 | ||
1655 | /* | |
1656 | * Determine whether a particular sftp command's arguments (if any) | |
1657 | * represent local or remote files. | |
1658 | */ | |
1659 | static int | |
1660 | complete_is_remote(char *cmd) { | |
1661 | int i; | |
1662 | ||
1663 | if (cmd == NULL) | |
1664 | return -1; | |
1665 | ||
1666 | for (i = 0; cmds[i].c; i++) { | |
1667 | if (!strncasecmp(cmd, cmds[i].c, strlen(cmds[i].c))) | |
1668 | return cmds[i].t; | |
1669 | } | |
1670 | ||
1671 | return -1; | |
1672 | } | |
1673 | ||
1674 | /* Autocomplete a filename "file" */ | |
1675 | static int | |
1676 | complete_match(EditLine *el, struct sftp_conn *conn, char *remote_path, | |
1677 | char *file, int remote, int lastarg, char quote, int terminated) | |
1678 | { | |
1679 | glob_t g; | |
1680 | char *tmp, *tmp2, ins[3]; | |
1681 | u_int i, hadglob, pwdlen, len, tmplen, filelen; | |
1682 | const LineInfo *lf; | |
1683 | ||
1684 | /* Glob from "file" location */ | |
1685 | if (file == NULL) | |
1686 | tmp = xstrdup("*"); | |
1687 | else | |
1688 | xasprintf(&tmp, "%s*", file); | |
1689 | ||
1690 | memset(&g, 0, sizeof(g)); | |
1691 | if (remote != LOCAL) { | |
1692 | tmp = make_absolute(tmp, remote_path); | |
1693 | remote_glob(conn, tmp, GLOB_DOOFFS|GLOB_MARK, NULL, &g); | |
1694 | } else | |
1695 | glob(tmp, GLOB_DOOFFS|GLOB_MARK, NULL, &g); | |
1696 | ||
1697 | /* Determine length of pwd so we can trim completion display */ | |
1698 | for (hadglob = tmplen = pwdlen = 0; tmp[tmplen] != 0; tmplen++) { | |
1699 | /* Terminate counting on first unescaped glob metacharacter */ | |
1700 | if (tmp[tmplen] == '*' || tmp[tmplen] == '?') { | |
1701 | if (tmp[tmplen] != '*' || tmp[tmplen + 1] != '\0') | |
1702 | hadglob = 1; | |
1703 | break; | |
1704 | } | |
1705 | if (tmp[tmplen] == '\\' && tmp[tmplen + 1] != '\0') | |
1706 | tmplen++; | |
1707 | if (tmp[tmplen] == '/') | |
1708 | pwdlen = tmplen + 1; /* track last seen '/' */ | |
1709 | } | |
1710 | xfree(tmp); | |
1711 | ||
1712 | if (g.gl_matchc == 0) | |
1713 | goto out; | |
1714 | ||
1715 | if (g.gl_matchc > 1) | |
1716 | complete_display(g.gl_pathv, pwdlen); | |
1717 | ||
1718 | tmp = NULL; | |
1719 | /* Don't try to extend globs */ | |
1720 | if (file == NULL || hadglob) | |
1721 | goto out; | |
1722 | ||
1723 | tmp2 = complete_ambiguous(file, g.gl_pathv, g.gl_matchc); | |
1724 | tmp = path_strip(tmp2, remote_path); | |
1725 | xfree(tmp2); | |
1726 | ||
1727 | if (tmp == NULL) | |
1728 | goto out; | |
1729 | ||
1730 | tmplen = strlen(tmp); | |
1731 | filelen = strlen(file); | |
1732 | ||
1733 | if (tmplen > filelen) { | |
1734 | tmp2 = tmp + filelen; | |
1735 | len = strlen(tmp2); | |
1736 | /* quote argument on way out */ | |
1737 | for (i = 0; i < len; i++) { | |
1738 | ins[0] = '\\'; | |
1739 | ins[1] = tmp2[i]; | |
1740 | ins[2] = '\0'; | |
1741 | switch (tmp2[i]) { | |
1742 | case '\'': | |
1743 | case '"': | |
1744 | case '\\': | |
1745 | case '\t': | |
1746 | case ' ': | |
1747 | if (quote == '\0' || tmp2[i] == quote) { | |
1748 | if (el_insertstr(el, ins) == -1) | |
1749 | fatal("el_insertstr " | |
1750 | "failed."); | |
1751 | break; | |
1752 | } | |
1753 | /* FALLTHROUGH */ | |
1754 | default: | |
1755 | if (el_insertstr(el, ins + 1) == -1) | |
1756 | fatal("el_insertstr failed."); | |
1757 | break; | |
1758 | } | |
1759 | } | |
1760 | } | |
1761 | ||
1762 | lf = el_line(el); | |
4e715007 | 1763 | if (g.gl_matchc == 1) { |
1764 | i = 0; | |
1765 | if (!terminated) | |
1766 | ins[i++] = quote; | |
13455c70 | 1767 | if (*(lf->cursor - 1) != '/' && |
1768 | (lastarg || *(lf->cursor) != ' ')) | |
4e715007 | 1769 | ins[i++] = ' '; |
1770 | ins[i] = '\0'; | |
1771 | if (i > 0 && el_insertstr(el, ins) == -1) | |
1772 | fatal("el_insertstr failed."); | |
1773 | } | |
1774 | xfree(tmp); | |
1775 | ||
1776 | out: | |
1777 | globfree(&g); | |
1778 | return g.gl_matchc; | |
1779 | } | |
1780 | ||
1781 | /* tab-completion hook function, called via libedit */ | |
1782 | static unsigned char | |
1783 | complete(EditLine *el, int ch) | |
1784 | { | |
1785 | char **argv, *line, quote; | |
1786 | u_int argc, carg, cursor, len, terminated, ret = CC_ERROR; | |
1787 | const LineInfo *lf; | |
1788 | struct complete_ctx *complete_ctx; | |
1789 | ||
1790 | lf = el_line(el); | |
1791 | if (el_get(el, EL_CLIENTDATA, (void**)&complete_ctx) != 0) | |
1792 | fatal("%s: el_get failed", __func__); | |
1793 | ||
1794 | /* Figure out which argument the cursor points to */ | |
1795 | cursor = lf->cursor - lf->buffer; | |
1796 | line = (char *)xmalloc(cursor + 1); | |
1797 | memcpy(line, lf->buffer, cursor); | |
1798 | line[cursor] = '\0'; | |
1799 | argv = makeargv(line, &carg, 1, "e, &terminated); | |
1800 | xfree(line); | |
1801 | ||
1802 | /* Get all the arguments on the line */ | |
1803 | len = lf->lastchar - lf->buffer; | |
1804 | line = (char *)xmalloc(len + 1); | |
1805 | memcpy(line, lf->buffer, len); | |
1806 | line[len] = '\0'; | |
1807 | argv = makeargv(line, &argc, 1, NULL, NULL); | |
1808 | ||
1809 | /* Ensure cursor is at EOL or a argument boundary */ | |
1810 | if (line[cursor] != ' ' && line[cursor] != '\0' && | |
1811 | line[cursor] != '\n') { | |
1812 | xfree(line); | |
1813 | return ret; | |
1814 | } | |
1815 | ||
1816 | if (carg == 0) { | |
1817 | /* Show all available commands */ | |
1818 | complete_cmd_parse(el, NULL, argc == carg, '\0', 1); | |
1819 | ret = CC_REDISPLAY; | |
1820 | } else if (carg == 1 && cursor > 0 && line[cursor - 1] != ' ') { | |
1821 | /* Handle the command parsing */ | |
1822 | if (complete_cmd_parse(el, argv[0], argc == carg, | |
1823 | quote, terminated) != 0) | |
1824 | ret = CC_REDISPLAY; | |
1825 | } else if (carg >= 1) { | |
1826 | /* Handle file parsing */ | |
1827 | int remote = complete_is_remote(argv[0]); | |
1828 | char *filematch = NULL; | |
1829 | ||
1830 | if (carg > 1 && line[cursor-1] != ' ') | |
1831 | filematch = argv[carg - 1]; | |
1832 | ||
1833 | if (remote != 0 && | |
1834 | complete_match(el, complete_ctx->conn, | |
1835 | *complete_ctx->remote_pathp, filematch, | |
1836 | remote, carg == argc, quote, terminated) != 0) | |
1837 | ret = CC_REDISPLAY; | |
1838 | } | |
1839 | ||
1840 | xfree(line); | |
1841 | return ret; | |
1842 | } | |
81598a81 | 1843 | #endif /* USE_LIBEDIT */ |
4e715007 | 1844 | |
2cda7d6b | 1845 | int |
b3534d29 | 1846 | interactive_loop(struct sftp_conn *conn, char *file1, char *file2) |
2cda7d6b | 1847 | { |
4e715007 | 1848 | char *remote_path; |
2cda7d6b | 1849 | char *dir = NULL; |
1850 | char cmd[2048]; | |
0aa1cc4b | 1851 | int err, interactive; |
5132eac0 | 1852 | EditLine *el = NULL; |
1853 | #ifdef USE_LIBEDIT | |
1854 | History *hl = NULL; | |
1855 | HistEvent hev; | |
1856 | extern char *__progname; | |
4e715007 | 1857 | struct complete_ctx complete_ctx; |
5132eac0 | 1858 | |
1859 | if (!batchmode && isatty(STDIN_FILENO)) { | |
1860 | if ((el = el_init(__progname, stdin, stdout, stderr)) == NULL) | |
1861 | fatal("Couldn't initialise editline"); | |
1862 | if ((hl = history_init()) == NULL) | |
1863 | fatal("Couldn't initialise editline history"); | |
1864 | history(hl, &hev, H_SETSIZE, 100); | |
1865 | el_set(el, EL_HIST, history, hl); | |
1866 | ||
1867 | el_set(el, EL_PROMPT, prompt); | |
1868 | el_set(el, EL_EDITOR, "emacs"); | |
1869 | el_set(el, EL_TERMINAL, NULL); | |
1870 | el_set(el, EL_SIGNAL, 1); | |
1871 | el_source(el, NULL); | |
4e715007 | 1872 | |
1873 | /* Tab Completion */ | |
1874 | el_set(el, EL_ADDFN, "ftp-complete", | |
1875 | "Context senstive argument completion", complete); | |
1876 | complete_ctx.conn = conn; | |
1877 | complete_ctx.remote_pathp = &remote_path; | |
1878 | el_set(el, EL_CLIENTDATA, (void*)&complete_ctx); | |
1879 | el_set(el, EL_BIND, "^I", "ftp-complete", NULL); | |
5132eac0 | 1880 | } |
1881 | #endif /* USE_LIBEDIT */ | |
2cda7d6b | 1882 | |
4e715007 | 1883 | remote_path = do_realpath(conn, "."); |
1884 | if (remote_path == NULL) | |
2cda7d6b | 1885 | fatal("Need cwd"); |
1886 | ||
1887 | if (file1 != NULL) { | |
1888 | dir = xstrdup(file1); | |
4e715007 | 1889 | dir = make_absolute(dir, remote_path); |
2cda7d6b | 1890 | |
1891 | if (remote_is_dir(conn, dir) && file2 == NULL) { | |
1892 | printf("Changing to: %s\n", dir); | |
1893 | snprintf(cmd, sizeof cmd, "cd \"%s\"", dir); | |
4e715007 | 1894 | if (parse_dispatch_command(conn, cmd, |
1895 | &remote_path, 1) != 0) { | |
aa41be57 | 1896 | xfree(dir); |
4e715007 | 1897 | xfree(remote_path); |
e6a3cfb5 | 1898 | xfree(conn); |
2cda7d6b | 1899 | return (-1); |
aa41be57 | 1900 | } |
2cda7d6b | 1901 | } else { |
1902 | if (file2 == NULL) | |
1903 | snprintf(cmd, sizeof cmd, "get %s", dir); | |
1904 | else | |
1905 | snprintf(cmd, sizeof cmd, "get %s %s", dir, | |
1906 | file2); | |
1907 | ||
4e715007 | 1908 | err = parse_dispatch_command(conn, cmd, |
1909 | &remote_path, 1); | |
2cda7d6b | 1910 | xfree(dir); |
4e715007 | 1911 | xfree(remote_path); |
e6a3cfb5 | 1912 | xfree(conn); |
2cda7d6b | 1913 | return (err); |
1914 | } | |
1915 | xfree(dir); | |
1916 | } | |
1917 | ||
157b6700 | 1918 | #if defined(HAVE_SETVBUF) && !defined(BROKEN_SETVBUF) |
2cda7d6b | 1919 | setvbuf(stdout, NULL, _IOLBF, 0); |
1920 | setvbuf(infile, NULL, _IOLBF, 0); | |
1921 | #else | |
ed9e8be3 | 1922 | setlinebuf(stdout); |
1923 | setlinebuf(infile); | |
2cda7d6b | 1924 | #endif |
1925 | ||
0aa1cc4b | 1926 | interactive = !batchmode && isatty(STDIN_FILENO); |
2cda7d6b | 1927 | err = 0; |
1928 | for (;;) { | |
1929 | char *cp; | |
1930 | ||
0e5de6f8 | 1931 | signal(SIGINT, SIG_IGN); |
1932 | ||
5132eac0 | 1933 | if (el == NULL) { |
0aa1cc4b | 1934 | if (interactive) |
1935 | printf("sftp> "); | |
5132eac0 | 1936 | if (fgets(cmd, sizeof(cmd), infile) == NULL) { |
0aa1cc4b | 1937 | if (interactive) |
1938 | printf("\n"); | |
5132eac0 | 1939 | break; |
1940 | } | |
0aa1cc4b | 1941 | if (!interactive) { /* Echo command */ |
1942 | printf("sftp> %s", cmd); | |
1943 | if (strlen(cmd) > 0 && | |
1944 | cmd[strlen(cmd) - 1] != '\n') | |
1945 | printf("\n"); | |
1946 | } | |
5132eac0 | 1947 | } else { |
1948 | #ifdef USE_LIBEDIT | |
1949 | const char *line; | |
1950 | int count = 0; | |
2cda7d6b | 1951 | |
4e715007 | 1952 | if ((line = el_gets(el, &count)) == NULL || |
1953 | count <= 0) { | |
0aa1cc4b | 1954 | printf("\n"); |
1955 | break; | |
1956 | } | |
5132eac0 | 1957 | history(hl, &hev, H_ENTER, line); |
1958 | if (strlcpy(cmd, line, sizeof(cmd)) >= sizeof(cmd)) { | |
1959 | fprintf(stderr, "Error: input line too long\n"); | |
1960 | continue; | |
1961 | } | |
1962 | #endif /* USE_LIBEDIT */ | |
2cda7d6b | 1963 | } |
1964 | ||
2cda7d6b | 1965 | cp = strrchr(cmd, '\n'); |
1966 | if (cp) | |
1967 | *cp = '\0'; | |
1968 | ||
0e5de6f8 | 1969 | /* Handle user interrupts gracefully during commands */ |
1970 | interrupted = 0; | |
1971 | signal(SIGINT, cmd_interrupt); | |
1972 | ||
4e715007 | 1973 | err = parse_dispatch_command(conn, cmd, &remote_path, |
1974 | batchmode); | |
2cda7d6b | 1975 | if (err != 0) |
1976 | break; | |
1977 | } | |
4e715007 | 1978 | xfree(remote_path); |
e6a3cfb5 | 1979 | xfree(conn); |
2cda7d6b | 1980 | |
a345f787 | 1981 | #ifdef USE_LIBEDIT |
0aa1cc4b | 1982 | if (el != NULL) |
1983 | el_end(el); | |
a345f787 | 1984 | #endif /* USE_LIBEDIT */ |
0aa1cc4b | 1985 | |
2cda7d6b | 1986 | /* err == 1 signifies normal "quit" exit */ |
1987 | return (err >= 0 ? 0 : -1); | |
1988 | } | |
b65c3807 | 1989 | |
1b558925 | 1990 | static void |
1991 | connect_to_server(char *path, char **args, int *in, int *out) | |
61e96248 | 1992 | { |
1993 | int c_in, c_out; | |
9906a836 | 1994 | |
61e96248 | 1995 | #ifdef USE_PIPES |
1996 | int pin[2], pout[2]; | |
9906a836 | 1997 | |
61e96248 | 1998 | if ((pipe(pin) == -1) || (pipe(pout) == -1)) |
1999 | fatal("pipe: %s", strerror(errno)); | |
2000 | *in = pin[0]; | |
2001 | *out = pout[1]; | |
2002 | c_in = pout[0]; | |
2003 | c_out = pin[1]; | |
2004 | #else /* USE_PIPES */ | |
2005 | int inout[2]; | |
9906a836 | 2006 | |
61e96248 | 2007 | if (socketpair(AF_UNIX, SOCK_STREAM, 0, inout) == -1) |
2008 | fatal("socketpair: %s", strerror(errno)); | |
2009 | *in = *out = inout[0]; | |
2010 | c_in = c_out = inout[1]; | |
2011 | #endif /* USE_PIPES */ | |
2012 | ||
1b558925 | 2013 | if ((sshpid = fork()) == -1) |
61e96248 | 2014 | fatal("fork: %s", strerror(errno)); |
1b558925 | 2015 | else if (sshpid == 0) { |
61e96248 | 2016 | if ((dup2(c_in, STDIN_FILENO) == -1) || |
2017 | (dup2(c_out, STDOUT_FILENO) == -1)) { | |
2018 | fprintf(stderr, "dup2: %s\n", strerror(errno)); | |
8dbffee9 | 2019 | _exit(1); |
61e96248 | 2020 | } |
2021 | close(*in); | |
2022 | close(*out); | |
2023 | close(c_in); | |
2024 | close(c_out); | |
0e5de6f8 | 2025 | |
2026 | /* | |
2027 | * The underlying ssh is in the same process group, so we must | |
f2107e97 | 2028 | * ignore SIGINT if we want to gracefully abort commands, |
2029 | * otherwise the signal will make it to the ssh process and | |
d8311568 | 2030 | * kill it too. Contrawise, since sftp sends SIGTERMs to the |
2031 | * underlying ssh, it must *not* ignore that signal. | |
0e5de6f8 | 2032 | */ |
2033 | signal(SIGINT, SIG_IGN); | |
d8311568 | 2034 | signal(SIGTERM, SIG_DFL); |
35e49915 | 2035 | execvp(path, args); |
a96fd7c2 | 2036 | fprintf(stderr, "exec: %s: %s\n", path, strerror(errno)); |
8dbffee9 | 2037 | _exit(1); |
61e96248 | 2038 | } |
2039 | ||
1b558925 | 2040 | signal(SIGTERM, killchild); |
2041 | signal(SIGINT, killchild); | |
2042 | signal(SIGHUP, killchild); | |
61e96248 | 2043 | close(c_in); |
2044 | close(c_out); | |
2045 | } | |
2046 | ||
396c147e | 2047 | static void |
61e96248 | 2048 | usage(void) |
2049 | { | |
22be05a5 | 2050 | extern char *__progname; |
762715ce | 2051 | |
f1278af7 | 2052 | fprintf(stderr, |
d141f964 | 2053 | "usage: %s [-1246Cpqrv] [-B buffer_size] [-b batchfile] [-c cipher]\n" |
5aa0f160 | 2054 | " [-D sftp_server_path] [-F ssh_config] " |
2055 | "[-i identity_file]\n" | |
2056 | " [-o ssh_option] [-P port] [-R num_requests] " | |
2057 | "[-S program]\n" | |
3496b8d4 | 2058 | " [-s subsystem | sftp_server] host\n" |
83cd8c39 | 2059 | " %s [user@]host[:file ...]\n" |
2060 | " %s [user@]host[:dir[/]]\n" | |
3496b8d4 | 2061 | " %s -b batchfile [user@]host\n", |
2062 | __progname, __progname, __progname, __progname); | |
61e96248 | 2063 | exit(1); |
2064 | } | |
2065 | ||
2b87da3b | 2066 | int |
61e96248 | 2067 | main(int argc, char **argv) |
2068 | { | |
9a36208d | 2069 | int in, out, ch, err; |
d03186af | 2070 | char *host = NULL, *userhost, *cp, *file2 = NULL; |
8a624ebf | 2071 | int debug_level = 0, sshver = 2; |
2072 | char *file1 = NULL, *sftp_server = NULL; | |
a96fd7c2 | 2073 | char *ssh_program = _PATH_SSH_PROGRAM, *sftp_direct = NULL; |
8a624ebf | 2074 | LogLevel ll = SYSLOG_LEVEL_INFO; |
2075 | arglist args; | |
0426a3b4 | 2076 | extern int optind; |
2077 | extern char *optarg; | |
b3534d29 | 2078 | struct sftp_conn *conn; |
2079 | size_t copy_buffer_len = DEFAULT_COPY_BUFLEN; | |
2080 | size_t num_requests = DEFAULT_NUM_REQUESTS; | |
61e96248 | 2081 | |
fd6168c1 | 2082 | /* Ensure that fds 0, 1 and 2 are open or directed to /dev/null */ |
2083 | sanitise_stdfd(); | |
2084 | ||
fda04d7d | 2085 | __progname = ssh_get_progname(argv[0]); |
4116f5c0 | 2086 | memset(&args, '\0', sizeof(args)); |
8a624ebf | 2087 | args.list = NULL; |
e56b07ea | 2088 | addargs(&args, "%s", ssh_program); |
8a624ebf | 2089 | addargs(&args, "-oForwardX11 no"); |
2090 | addargs(&args, "-oForwardAgent no"); | |
d20f3c9e | 2091 | addargs(&args, "-oPermitLocalCommand no"); |
e1c5bfaf | 2092 | addargs(&args, "-oClearAllForwardings yes"); |
ac414e17 | 2093 | |
8a624ebf | 2094 | ll = SYSLOG_LEVEL_INFO; |
ac414e17 | 2095 | infile = stdin; |
0426a3b4 | 2096 | |
97658f13 | 2097 | while ((ch = getopt(argc, argv, |
dc3ae1cf | 2098 | "1246hpqrvCc:D:i:o:s:S:b:B:F:P:R:")) != -1) { |
0426a3b4 | 2099 | switch (ch) { |
3496b8d4 | 2100 | /* Passed through to ssh(1) */ |
2101 | case '4': | |
2102 | case '6': | |
0426a3b4 | 2103 | case 'C': |
3496b8d4 | 2104 | addargs(&args, "-%c", ch); |
2105 | break; | |
2106 | /* Passed through to ssh(1) with argument */ | |
2107 | case 'F': | |
2108 | case 'c': | |
2109 | case 'i': | |
2110 | case 'o': | |
f2aba402 | 2111 | addargs(&args, "-%c", ch); |
2112 | addargs(&args, "%s", optarg); | |
3496b8d4 | 2113 | break; |
2114 | case 'q': | |
2115 | showprogress = 0; | |
2116 | addargs(&args, "-%c", ch); | |
0426a3b4 | 2117 | break; |
97658f13 | 2118 | case 'P': |
2119 | addargs(&args, "-oPort %s", optarg); | |
2120 | break; | |
0426a3b4 | 2121 | case 'v': |
8a624ebf | 2122 | if (debug_level < 3) { |
2123 | addargs(&args, "-v"); | |
2124 | ll = SYSLOG_LEVEL_DEBUG1 + debug_level; | |
2125 | } | |
2126 | debug_level++; | |
0426a3b4 | 2127 | break; |
0426a3b4 | 2128 | case '1': |
8a624ebf | 2129 | sshver = 1; |
0426a3b4 | 2130 | if (sftp_server == NULL) |
2131 | sftp_server = _PATH_SFTP_SERVER; | |
2132 | break; | |
3496b8d4 | 2133 | case '2': |
2134 | sshver = 2; | |
0426a3b4 | 2135 | break; |
3496b8d4 | 2136 | case 'B': |
2137 | copy_buffer_len = strtol(optarg, &cp, 10); | |
2138 | if (copy_buffer_len == 0 || *cp != '\0') | |
2139 | fatal("Invalid buffer size \"%s\"", optarg); | |
0426a3b4 | 2140 | break; |
a5ec8a3d | 2141 | case 'b': |
a8b64bb8 | 2142 | if (batchmode) |
2143 | fatal("Batch file already specified."); | |
2144 | ||
2145 | /* Allow "-" as stdin */ | |
f2107e97 | 2146 | if (strcmp(optarg, "-") != 0 && |
4e2e5cfd | 2147 | (infile = fopen(optarg, "r")) == NULL) |
a8b64bb8 | 2148 | fatal("%s (%s).", strerror(errno), optarg); |
b65c3807 | 2149 | showprogress = 0; |
a8b64bb8 | 2150 | batchmode = 1; |
0b73a454 | 2151 | addargs(&args, "-obatchmode yes"); |
a5ec8a3d | 2152 | break; |
d141f964 | 2153 | case 'p': |
2154 | global_pflag = 1; | |
2155 | break; | |
97658f13 | 2156 | case 'D': |
a96fd7c2 | 2157 | sftp_direct = optarg; |
2158 | break; | |
d141f964 | 2159 | case 'r': |
2160 | global_rflag = 1; | |
2161 | break; | |
c25d3df7 | 2162 | case 'R': |
2163 | num_requests = strtol(optarg, &cp, 10); | |
2164 | if (num_requests == 0 || *cp != '\0') | |
762715ce | 2165 | fatal("Invalid number of requests \"%s\"", |
c25d3df7 | 2166 | optarg); |
2167 | break; | |
3496b8d4 | 2168 | case 's': |
2169 | sftp_server = optarg; | |
2170 | break; | |
2171 | case 'S': | |
2172 | ssh_program = optarg; | |
2173 | replacearg(&args, 0, "%s", ssh_program); | |
2174 | break; | |
0426a3b4 | 2175 | case 'h': |
2176 | default: | |
61e96248 | 2177 | usage(); |
2178 | } | |
2179 | } | |
2180 | ||
06abcf97 | 2181 | if (!isatty(STDERR_FILENO)) |
2182 | showprogress = 0; | |
2183 | ||
b69145c2 | 2184 | log_init(argv[0], ll, SYSLOG_FACILITY_USER, 1); |
2185 | ||
a96fd7c2 | 2186 | if (sftp_direct == NULL) { |
2187 | if (optind == argc || argc > (optind + 2)) | |
2188 | usage(); | |
61e96248 | 2189 | |
a96fd7c2 | 2190 | userhost = xstrdup(argv[optind]); |
2191 | file2 = argv[optind+1]; | |
edeeab1e | 2192 | |
15748b4d | 2193 | if ((host = strrchr(userhost, '@')) == NULL) |
a96fd7c2 | 2194 | host = userhost; |
2195 | else { | |
2196 | *host++ = '\0'; | |
2197 | if (!userhost[0]) { | |
2198 | fprintf(stderr, "Missing username\n"); | |
2199 | usage(); | |
2200 | } | |
c3773c6e | 2201 | addargs(&args, "-l"); |
2202 | addargs(&args, "%s", userhost); | |
61e96248 | 2203 | } |
61e96248 | 2204 | |
02de7c6e | 2205 | if ((cp = colon(host)) != NULL) { |
2206 | *cp++ = '\0'; | |
2207 | file1 = cp; | |
2208 | } | |
2209 | ||
a96fd7c2 | 2210 | host = cleanhostname(host); |
2211 | if (!*host) { | |
2212 | fprintf(stderr, "Missing hostname\n"); | |
2213 | usage(); | |
2214 | } | |
61e96248 | 2215 | |
a96fd7c2 | 2216 | addargs(&args, "-oProtocol %d", sshver); |
8a624ebf | 2217 | |
a96fd7c2 | 2218 | /* no subsystem if the server-spec contains a '/' */ |
2219 | if (sftp_server == NULL || strchr(sftp_server, '/') == NULL) | |
2220 | addargs(&args, "-s"); | |
61e96248 | 2221 | |
c3773c6e | 2222 | addargs(&args, "--"); |
a96fd7c2 | 2223 | addargs(&args, "%s", host); |
762715ce | 2224 | addargs(&args, "%s", (sftp_server != NULL ? |
a96fd7c2 | 2225 | sftp_server : "sftp")); |
61e96248 | 2226 | |
1b558925 | 2227 | connect_to_server(ssh_program, args.list, &in, &out); |
a96fd7c2 | 2228 | } else { |
2229 | args.list = NULL; | |
2230 | addargs(&args, "sftp-server"); | |
61e96248 | 2231 | |
1b558925 | 2232 | connect_to_server(sftp_direct, args.list, &in, &out); |
a96fd7c2 | 2233 | } |
4116f5c0 | 2234 | freeargs(&args); |
61e96248 | 2235 | |
b3534d29 | 2236 | conn = do_init(in, out, copy_buffer_len, num_requests); |
2237 | if (conn == NULL) | |
2238 | fatal("Couldn't initialise connection to server"); | |
2239 | ||
2240 | if (!batchmode) { | |
2241 | if (sftp_direct == NULL) | |
2242 | fprintf(stderr, "Connected to %s.\n", host); | |
2243 | else | |
2244 | fprintf(stderr, "Attached to %s.\n", sftp_direct); | |
2245 | } | |
2246 | ||
2247 | err = interactive_loop(conn, file1, file2); | |
61e96248 | 2248 | |
51fb577a | 2249 | #if !defined(USE_PIPES) |
ed9e8be3 | 2250 | shutdown(in, SHUT_RDWR); |
2251 | shutdown(out, SHUT_RDWR); | |
51fb577a | 2252 | #endif |
2253 | ||
61e96248 | 2254 | close(in); |
2255 | close(out); | |
a8b64bb8 | 2256 | if (batchmode) |
a5ec8a3d | 2257 | fclose(infile); |
61e96248 | 2258 | |
8c38e88b | 2259 | while (waitpid(sshpid, NULL, 0) == -1) |
2260 | if (errno != EINTR) | |
2261 | fatal("Couldn't wait for ssh process: %s", | |
2262 | strerror(errno)); | |
61e96248 | 2263 | |
9a36208d | 2264 | exit(err == 0 ? 0 : 1); |
61e96248 | 2265 | } |