version 1.46.2.3, 2003/04/03 22:35:17 |
version 1.47, 2002/06/23 09:30:14 |
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
*/ |
*/ |
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/* XXX: globbed ls */ |
/* XXX: recursive operations */ |
/* XXX: recursive operations */ |
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#include "includes.h" |
#include "includes.h" |
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/* Number of concurrent outstanding requests */ |
/* Number of concurrent outstanding requests */ |
extern int num_requests; |
extern int num_requests; |
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/* This is set to 0 if the progressmeter is not desired. */ |
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int showprogress = 1; |
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/* Seperators for interactive commands */ |
/* Seperators for interactive commands */ |
#define WHITESPACE " \t\r\n" |
#define WHITESPACE " \t\r\n" |
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#define I_SHELL 20 |
#define I_SHELL 20 |
#define I_SYMLINK 21 |
#define I_SYMLINK 21 |
#define I_VERSION 22 |
#define I_VERSION 22 |
#define I_PROGRESS 23 |
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struct CMD { |
struct CMD { |
const char *c; |
const char *c; |
const int n; |
const int n; |
}; |
}; |
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static const struct CMD cmds[] = { |
const struct CMD cmds[] = { |
{ "bye", I_QUIT }, |
{ "bye", I_QUIT }, |
{ "cd", I_CHDIR }, |
{ "cd", I_CHDIR }, |
{ "chdir", I_CHDIR }, |
{ "chdir", I_CHDIR }, |
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{ "ls", I_LS }, |
{ "ls", I_LS }, |
{ "lumask", I_LUMASK }, |
{ "lumask", I_LUMASK }, |
{ "mkdir", I_MKDIR }, |
{ "mkdir", I_MKDIR }, |
{ "progress", I_PROGRESS }, |
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{ "put", I_PUT }, |
{ "put", I_PUT }, |
{ "mput", I_PUT }, |
{ "mput", I_PUT }, |
{ "pwd", I_PWD }, |
{ "pwd", I_PWD }, |
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printf("ls [path] Display remote directory listing\n"); |
printf("ls [path] Display remote directory listing\n"); |
printf("lumask umask Set local umask to 'umask'\n"); |
printf("lumask umask Set local umask to 'umask'\n"); |
printf("mkdir path Create remote directory\n"); |
printf("mkdir path Create remote directory\n"); |
printf("progress Toggle display of progress meter\n"); |
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printf("put local-path [remote-path] Upload file\n"); |
printf("put local-path [remote-path] Upload file\n"); |
printf("pwd Display remote working directory\n"); |
printf("pwd Display remote working directory\n"); |
printf("exit Quit sftp\n"); |
printf("exit Quit sftp\n"); |
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} |
} |
} |
} |
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/* Strip one path (usually the pwd) from the start of another */ |
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static char * |
static char * |
path_strip(char *path, char *strip) |
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{ |
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size_t len; |
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if (strip == NULL) |
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return (xstrdup(path)); |
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len = strlen(strip); |
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if (strip != NULL && strncmp(path, strip, len) == 0) { |
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if (strip[len - 1] != '/' && path[len] == '/') |
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len++; |
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return (xstrdup(path + len)); |
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} |
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return (xstrdup(path)); |
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} |
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static char * |
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path_append(char *p1, char *p2) |
path_append(char *p1, char *p2) |
{ |
{ |
char *ret; |
char *ret; |
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ret = xmalloc(len); |
ret = xmalloc(len); |
strlcpy(ret, p1, len); |
strlcpy(ret, p1, len); |
if (p1[strlen(p1) - 1] != '/') |
if (strcmp(p1, "/") != 0) |
strlcat(ret, "/", len); |
strlcat(ret, "/", len); |
strlcat(ret, p2, len); |
strlcat(ret, p2, len); |
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} |
} |
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static int |
static int |
parse_ls_flags(const char **cpp, int *lflag) |
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{ |
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const char *cp = *cpp; |
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/* Check for flags */ |
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if (cp++[0] == '-') { |
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for(; strchr(WHITESPACE, *cp) == NULL; cp++) { |
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switch (*cp) { |
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case 'l': |
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*lflag = 1; |
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break; |
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default: |
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error("Invalid flag -%c", *cp); |
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return(-1); |
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} |
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} |
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*cpp = cp + strspn(cp, WHITESPACE); |
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} |
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return(0); |
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} |
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static int |
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get_pathname(const char **cpp, char **path) |
get_pathname(const char **cpp, char **path) |
{ |
{ |
const char *cp = *cpp, *end; |
const char *cp = *cpp, *end; |
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} |
} |
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static int |
static int |
is_reg(char *path) |
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{ |
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struct stat sb; |
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if (stat(path, &sb) == -1) |
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fatal("stat %s: %s", path, strerror(errno)); |
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return(S_ISREG(sb.st_mode)); |
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} |
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static int |
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remote_is_dir(struct sftp_conn *conn, char *path) |
remote_is_dir(struct sftp_conn *conn, char *path) |
{ |
{ |
Attrib *a; |
Attrib *a; |
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err = -1; |
err = -1; |
goto out; |
goto out; |
} |
} |
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printf("Fetching %s to %s\n", g.gl_pathv[0], abs_dst); |
err = do_download(conn, g.gl_pathv[0], abs_dst, pflag); |
err = do_download(conn, g.gl_pathv[0], abs_dst, pflag); |
goto out; |
goto out; |
} |
} |
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/* Only one match, dst may be file, directory or unspecified */ |
/* Only one match, dst may be file, directory or unspecified */ |
if (g.gl_pathv[0] && g.gl_matchc == 1) { |
if (g.gl_pathv[0] && g.gl_matchc == 1) { |
if (!is_reg(g.gl_pathv[0])) { |
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error("Can't upload %s: not a regular file", |
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g.gl_pathv[0]); |
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err = 1; |
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goto out; |
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} |
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if (tmp_dst) { |
if (tmp_dst) { |
/* If directory specified, append filename */ |
/* If directory specified, append filename */ |
if (remote_is_dir(conn, tmp_dst)) { |
if (remote_is_dir(conn, tmp_dst)) { |
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} |
} |
abs_dst = make_absolute(abs_dst, pwd); |
abs_dst = make_absolute(abs_dst, pwd); |
} |
} |
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printf("Uploading %s to %s\n", g.gl_pathv[0], abs_dst); |
err = do_upload(conn, g.gl_pathv[0], abs_dst, pflag); |
err = do_upload(conn, g.gl_pathv[0], abs_dst, pflag); |
goto out; |
goto out; |
} |
} |
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} |
} |
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for (i = 0; g.gl_pathv[i]; i++) { |
for (i = 0; g.gl_pathv[i]; i++) { |
if (!is_reg(g.gl_pathv[i])) { |
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error("skipping non-regular file %s", |
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g.gl_pathv[i]); |
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continue; |
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} |
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if (infer_path(g.gl_pathv[i], &tmp)) { |
if (infer_path(g.gl_pathv[i], &tmp)) { |
err = -1; |
err = -1; |
goto out; |
goto out; |
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} |
} |
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static int |
static int |
sdirent_comp(const void *aa, const void *bb) |
parse_args(const char **cpp, int *pflag, unsigned long *n_arg, |
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char **path1, char **path2) |
{ |
{ |
SFTP_DIRENT *a = *(SFTP_DIRENT **)aa; |
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SFTP_DIRENT *b = *(SFTP_DIRENT **)bb; |
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return (strcmp(a->filename, b->filename)); |
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} |
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/* sftp ls.1 replacement for directories */ |
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static int |
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do_ls_dir(struct sftp_conn *conn, char *path, char *strip_path, int lflag) |
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{ |
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int n; |
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SFTP_DIRENT **d; |
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if ((n = do_readdir(conn, path, &d)) != 0) |
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return (n); |
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/* Count entries for sort */ |
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for (n = 0; d[n] != NULL; n++) |
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; |
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qsort(d, n, sizeof(*d), sdirent_comp); |
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for (n = 0; d[n] != NULL; n++) { |
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char *tmp, *fname; |
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tmp = path_append(path, d[n]->filename); |
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fname = path_strip(tmp, strip_path); |
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xfree(tmp); |
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if (lflag) { |
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char *lname; |
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struct stat sb; |
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memset(&sb, 0, sizeof(sb)); |
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attrib_to_stat(&d[n]->a, &sb); |
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lname = ls_file(fname, &sb, 1); |
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printf("%s\n", lname); |
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xfree(lname); |
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} else { |
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/* XXX - multicolumn display would be nice here */ |
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printf("%s\n", fname); |
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} |
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xfree(fname); |
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} |
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free_sftp_dirents(d); |
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return (0); |
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} |
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/* sftp ls.1 replacement which handles path globs */ |
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static int |
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do_globbed_ls(struct sftp_conn *conn, char *path, char *strip_path, |
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int lflag) |
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{ |
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glob_t g; |
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int i; |
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Attrib *a; |
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struct stat sb; |
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memset(&g, 0, sizeof(g)); |
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if (remote_glob(conn, path, GLOB_MARK|GLOB_NOCHECK|GLOB_BRACE, |
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NULL, &g)) { |
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error("Can't ls: \"%s\" not found", path); |
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return (-1); |
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} |
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/* |
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* If the glob returns a single match, which is the same as the |
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* input glob, and it is a directory, then just list its contents |
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*/ |
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if (g.gl_pathc == 1 && |
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strncmp(path, g.gl_pathv[0], strlen(g.gl_pathv[0]) - 1) == 0) { |
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if ((a = do_lstat(conn, path, 1)) == NULL) { |
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globfree(&g); |
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return (-1); |
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} |
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if ((a->flags & SSH2_FILEXFER_ATTR_PERMISSIONS) && |
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S_ISDIR(a->perm)) { |
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globfree(&g); |
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return (do_ls_dir(conn, path, strip_path, lflag)); |
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} |
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} |
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for (i = 0; g.gl_pathv[i]; i++) { |
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char *fname, *lname; |
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fname = path_strip(g.gl_pathv[i], strip_path); |
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if (lflag) { |
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/* |
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* XXX: this is slow - 1 roundtrip per path |
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* A solution to this is to fork glob() and |
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* build a sftp specific version which keeps the |
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* attribs (which currently get thrown away) |
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* that the server returns as well as the filenames. |
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*/ |
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memset(&sb, 0, sizeof(sb)); |
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a = do_lstat(conn, g.gl_pathv[i], 1); |
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if (a != NULL) |
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attrib_to_stat(a, &sb); |
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lname = ls_file(fname, &sb, 1); |
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printf("%s\n", lname); |
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xfree(lname); |
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} else { |
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/* XXX - multicolumn display would be nice here */ |
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printf("%s\n", fname); |
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} |
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xfree(fname); |
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} |
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if (g.gl_pathc) |
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globfree(&g); |
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return (0); |
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} |
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static int |
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parse_args(const char **cpp, int *pflag, int *lflag, int *iflag, |
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unsigned long *n_arg, char **path1, char **path2) |
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{ |
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const char *cmd, *cp = *cpp; |
const char *cmd, *cp = *cpp; |
char *cp2; |
char *cp2; |
int base = 0; |
int base = 0; |
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/* Skip leading whitespace */ |
/* Skip leading whitespace */ |
cp = cp + strspn(cp, WHITESPACE); |
cp = cp + strspn(cp, WHITESPACE); |
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/* Ignore blank lines and lines which begin with comment '#' char */ |
/* Ignore blank lines */ |
if (*cp == '\0' || *cp == '#') |
if (!*cp) |
return (0); |
return(-1); |
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/* Check for leading '-' (disable error processing) */ |
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*iflag = 0; |
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if (*cp == '-') { |
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*iflag = 1; |
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cp++; |
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} |
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/* Figure out which command we have */ |
/* Figure out which command we have */ |
for (i = 0; cmds[i].c; i++) { |
for (i = 0; cmds[i].c; i++) { |
int cmdlen = strlen(cmds[i].c); |
int cmdlen = strlen(cmds[i].c); |
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cmdnum = I_SHELL; |
cmdnum = I_SHELL; |
} else if (cmdnum == -1) { |
} else if (cmdnum == -1) { |
error("Invalid command."); |
error("Invalid command."); |
return (-1); |
return(-1); |
} |
} |
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/* Get arguments and parse flags */ |
/* Get arguments and parse flags */ |
*lflag = *pflag = *n_arg = 0; |
*pflag = *n_arg = 0; |
*path1 = *path2 = NULL; |
*path1 = *path2 = NULL; |
switch (cmdnum) { |
switch (cmdnum) { |
case I_GET: |
case I_GET: |
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} |
} |
break; |
break; |
case I_LS: |
case I_LS: |
if (parse_ls_flags(&cp, lflag)) |
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return(-1); |
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/* Path is optional */ |
/* Path is optional */ |
if (get_pathname(&cp, path1)) |
if (get_pathname(&cp, path1)) |
return(-1); |
return(-1); |
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case I_LPWD: |
case I_LPWD: |
case I_HELP: |
case I_HELP: |
case I_VERSION: |
case I_VERSION: |
case I_PROGRESS: |
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break; |
break; |
default: |
default: |
fatal("Command not implemented"); |
fatal("Command not implemented"); |
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} |
} |
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static int |
static int |
parse_dispatch_command(struct sftp_conn *conn, const char *cmd, char **pwd, |
parse_dispatch_command(struct sftp_conn *conn, const char *cmd, char **pwd) |
int err_abort) |
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{ |
{ |
char *path1, *path2, *tmp; |
char *path1, *path2, *tmp; |
int pflag, lflag, iflag, cmdnum, i; |
int pflag, cmdnum, i; |
unsigned long n_arg; |
unsigned long n_arg; |
Attrib a, *aa; |
Attrib a, *aa; |
char path_buf[MAXPATHLEN]; |
char path_buf[MAXPATHLEN]; |
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glob_t g; |
glob_t g; |
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path1 = path2 = NULL; |
path1 = path2 = NULL; |
cmdnum = parse_args(&cmd, &pflag, &lflag, &iflag, &n_arg, |
cmdnum = parse_args(&cmd, &pflag, &n_arg, &path1, &path2); |
&path1, &path2); |
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if (iflag != 0) |
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err_abort = 0; |
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memset(&g, 0, sizeof(g)); |
memset(&g, 0, sizeof(g)); |
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/* Perform command */ |
/* Perform command */ |
switch (cmdnum) { |
switch (cmdnum) { |
case 0: |
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/* Blank line */ |
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break; |
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case -1: |
case -1: |
/* Unrecognized command */ |
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err = -1; |
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break; |
break; |
case I_GET: |
case I_GET: |
err = process_get(conn, path1, path2, *pwd, pflag); |
err = process_get(conn, path1, path2, *pwd, pflag); |
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remote_glob(conn, path1, GLOB_NOCHECK, NULL, &g); |
remote_glob(conn, path1, GLOB_NOCHECK, NULL, &g); |
for (i = 0; g.gl_pathv[i]; i++) { |
for (i = 0; g.gl_pathv[i]; i++) { |
printf("Removing %s\n", g.gl_pathv[i]); |
printf("Removing %s\n", g.gl_pathv[i]); |
err = do_rm(conn, g.gl_pathv[i]); |
if (do_rm(conn, g.gl_pathv[i]) == -1) |
if (err != 0 && err_abort) |
err = -1; |
break; |
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} |
} |
break; |
break; |
case I_MKDIR: |
case I_MKDIR: |
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break; |
break; |
case I_LS: |
case I_LS: |
if (!path1) { |
if (!path1) { |
do_globbed_ls(conn, *pwd, *pwd, lflag); |
do_ls(conn, *pwd); |
break; |
break; |
} |
} |
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/* Strip pwd off beginning of non-absolute paths */ |
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tmp = NULL; |
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if (*path1 != '/') |
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tmp = *pwd; |
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path1 = make_absolute(path1, *pwd); |
path1 = make_absolute(path1, *pwd); |
err = do_globbed_ls(conn, path1, tmp, lflag); |
if ((tmp = do_realpath(conn, path1)) == NULL) |
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break; |
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xfree(path1); |
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path1 = tmp; |
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if ((aa = do_stat(conn, path1, 0)) == NULL) |
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break; |
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if ((aa->flags & SSH2_FILEXFER_ATTR_PERMISSIONS) && |
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!S_ISDIR(aa->perm)) { |
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error("Can't ls: \"%s\" is not a directory", path1); |
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break; |
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} |
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do_ls(conn, path1); |
break; |
break; |
case I_LCHDIR: |
case I_LCHDIR: |
if (chdir(path1) == -1) { |
if (chdir(path1) == -1) { |
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remote_glob(conn, path1, GLOB_NOCHECK, NULL, &g); |
remote_glob(conn, path1, GLOB_NOCHECK, NULL, &g); |
for (i = 0; g.gl_pathv[i]; i++) { |
for (i = 0; g.gl_pathv[i]; i++) { |
printf("Changing mode on %s\n", g.gl_pathv[i]); |
printf("Changing mode on %s\n", g.gl_pathv[i]); |
err = do_setstat(conn, g.gl_pathv[i], &a); |
do_setstat(conn, g.gl_pathv[i], &a); |
if (err != 0 && err_abort) |
|
break; |
|
} |
} |
break; |
break; |
case I_CHOWN: |
case I_CHOWN: |
case I_CHGRP: |
|
path1 = make_absolute(path1, *pwd); |
path1 = make_absolute(path1, *pwd); |
remote_glob(conn, path1, GLOB_NOCHECK, NULL, &g); |
remote_glob(conn, path1, GLOB_NOCHECK, NULL, &g); |
for (i = 0; g.gl_pathv[i]; i++) { |
for (i = 0; g.gl_pathv[i]; i++) { |
if (!(aa = do_stat(conn, g.gl_pathv[i], 0))) { |
if (!(aa = do_stat(conn, g.gl_pathv[i], 0))) |
if (err != 0 && err_abort) |
continue; |
break; |
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else |
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continue; |
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} |
|
if (!(aa->flags & SSH2_FILEXFER_ATTR_UIDGID)) { |
if (!(aa->flags & SSH2_FILEXFER_ATTR_UIDGID)) { |
error("Can't get current ownership of " |
error("Can't get current ownership of " |
"remote file \"%s\"", g.gl_pathv[i]); |
"remote file \"%s\"", g.gl_pathv[i]); |
if (err != 0 && err_abort) |
continue; |
break; |
|
else |
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continue; |
|
} |
} |
|
printf("Changing owner on %s\n", g.gl_pathv[i]); |
aa->flags &= SSH2_FILEXFER_ATTR_UIDGID; |
aa->flags &= SSH2_FILEXFER_ATTR_UIDGID; |
if (cmdnum == I_CHOWN) { |
aa->uid = n_arg; |
printf("Changing owner on %s\n", g.gl_pathv[i]); |
do_setstat(conn, g.gl_pathv[i], aa); |
aa->uid = n_arg; |
} |
} else { |
break; |
printf("Changing group on %s\n", g.gl_pathv[i]); |
case I_CHGRP: |
aa->gid = n_arg; |
path1 = make_absolute(path1, *pwd); |
|
remote_glob(conn, path1, GLOB_NOCHECK, NULL, &g); |
|
for (i = 0; g.gl_pathv[i]; i++) { |
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if (!(aa = do_stat(conn, g.gl_pathv[i], 0))) |
|
continue; |
|
if (!(aa->flags & SSH2_FILEXFER_ATTR_UIDGID)) { |
|
error("Can't get current ownership of " |
|
"remote file \"%s\"", g.gl_pathv[i]); |
|
continue; |
} |
} |
err = do_setstat(conn, g.gl_pathv[i], aa); |
printf("Changing group on %s\n", g.gl_pathv[i]); |
if (err != 0 && err_abort) |
aa->flags &= SSH2_FILEXFER_ATTR_UIDGID; |
break; |
aa->gid = n_arg; |
|
do_setstat(conn, g.gl_pathv[i], aa); |
} |
} |
break; |
break; |
case I_PWD: |
case I_PWD: |
printf("Remote working directory: %s\n", *pwd); |
printf("Remote working directory: %s\n", *pwd); |
break; |
break; |
case I_LPWD: |
case I_LPWD: |
if (!getcwd(path_buf, sizeof(path_buf))) { |
if (!getcwd(path_buf, sizeof(path_buf))) |
error("Couldn't get local cwd: %s", strerror(errno)); |
error("Couldn't get local cwd: %s", |
err = -1; |
strerror(errno)); |
break; |
else |
} |
printf("Local working directory: %s\n", |
printf("Local working directory: %s\n", path_buf); |
path_buf); |
break; |
break; |
case I_QUIT: |
case I_QUIT: |
/* Processed below */ |
return(-1); |
break; |
|
case I_HELP: |
case I_HELP: |
help(); |
help(); |
break; |
break; |
case I_VERSION: |
case I_VERSION: |
printf("SFTP protocol version %u\n", sftp_proto_version(conn)); |
printf("SFTP protocol version %u\n", sftp_proto_version(conn)); |
break; |
break; |
case I_PROGRESS: |
|
showprogress = !showprogress; |
|
if (showprogress) |
|
printf("Progress meter enabled\n"); |
|
else |
|
printf("Progress meter disabled\n"); |
|
break; |
|
default: |
default: |
fatal("%d is not implemented", cmdnum); |
fatal("%d is not implemented", cmdnum); |
} |
} |
|
|
if (path2) |
if (path2) |
xfree(path2); |
xfree(path2); |
|
|
/* If an unignored error occurs in batch mode we should abort. */ |
/* If an error occurs in batch mode we should abort. */ |
if (err_abort && err != 0) |
if (infile != stdin && err > 0) |
return (-1); |
return -1; |
else if (cmdnum == I_QUIT) |
|
return (1); |
|
|
|
return (0); |
return(0); |
} |
} |
|
|
int |
void |
interactive_loop(int fd_in, int fd_out, char *file1, char *file2) |
interactive_loop(int fd_in, int fd_out, char *file1, char *file2) |
{ |
{ |
char *pwd; |
char *pwd; |
char *dir = NULL; |
char *dir = NULL; |
char cmd[2048]; |
char cmd[2048]; |
struct sftp_conn *conn; |
struct sftp_conn *conn; |
int err; |
|
|
|
conn = do_init(fd_in, fd_out, copy_buffer_len, num_requests); |
conn = do_init(fd_in, fd_out, copy_buffer_len, num_requests); |
if (conn == NULL) |
if (conn == NULL) |
|
|
if (remote_is_dir(conn, dir) && file2 == NULL) { |
if (remote_is_dir(conn, dir) && file2 == NULL) { |
printf("Changing to: %s\n", dir); |
printf("Changing to: %s\n", dir); |
snprintf(cmd, sizeof cmd, "cd \"%s\"", dir); |
snprintf(cmd, sizeof cmd, "cd \"%s\"", dir); |
if (parse_dispatch_command(conn, cmd, &pwd, 1) != 0) |
parse_dispatch_command(conn, cmd, &pwd); |
return (-1); |
|
} else { |
} else { |
if (file2 == NULL) |
if (file2 == NULL) |
snprintf(cmd, sizeof cmd, "get %s", dir); |
snprintf(cmd, sizeof cmd, "get %s", dir); |
|
|
snprintf(cmd, sizeof cmd, "get %s %s", dir, |
snprintf(cmd, sizeof cmd, "get %s %s", dir, |
file2); |
file2); |
|
|
err = parse_dispatch_command(conn, cmd, &pwd, 1); |
parse_dispatch_command(conn, cmd, &pwd); |
xfree(dir); |
xfree(dir); |
xfree(pwd); |
return; |
return (err); |
|
} |
} |
xfree(dir); |
xfree(dir); |
} |
} |
|
|
setvbuf(stdout, NULL, _IOLBF, 0); |
setvbuf(stdout, NULL, _IOLBF, 0); |
setvbuf(infile, NULL, _IOLBF, 0); |
setvbuf(infile, NULL, _IOLBF, 0); |
|
|
err = 0; |
|
for (;;) { |
for (;;) { |
char *cp; |
char *cp; |
|
|
|
|
if (cp) |
if (cp) |
*cp = '\0'; |
*cp = '\0'; |
|
|
err = parse_dispatch_command(conn, cmd, &pwd, infile != stdin); |
if (parse_dispatch_command(conn, cmd, &pwd)) |
if (err != 0) |
|
break; |
break; |
} |
} |
xfree(pwd); |
xfree(pwd); |
|
|
/* err == 1 signifies normal "quit" exit */ |
|
return (err >= 0 ? 0 : -1); |
|
} |
} |
|
|