- djm@cvs.openbsd.org 2013/01/03 12:54:49
[sftp-server.8 sftp-server.c]
allow specification of an alternate start directory for sftp-server(8)
"I like this" markus@
diff --git a/sftp-server.c b/sftp-server.c
index 9d01c7d..c885814 100644
--- a/sftp-server.c
+++ b/sftp-server.c
@@ -1,4 +1,4 @@
-/* $OpenBSD: sftp-server.c,v 1.94 2011/06/17 21:46:16 djm Exp $ */
+/* $OpenBSD: sftp-server.c,v 1.95 2013/01/03 12:54:49 djm Exp $ */
/*
* Copyright (c) 2000-2004 Markus Friedl. All rights reserved.
*
@@ -1402,7 +1402,7 @@
int in, out, max, ch, skipargs = 0, log_stderr = 0;
ssize_t len, olen, set_size;
SyslogFacility log_facility = SYSLOG_FACILITY_AUTH;
- char *cp, buf[4*4096];
+ char *cp, *homedir = NULL, buf[4*4096];
long mask;
extern char *optarg;
@@ -1411,7 +1411,9 @@
__progname = ssh_get_progname(argv[0]);
log_init(__progname, log_level, log_facility, log_stderr);
- while (!skipargs && (ch = getopt(argc, argv, "f:l:u:cehR")) != -1) {
+ pw = pwcopy(user_pw);
+
+ while (!skipargs && (ch = getopt(argc, argv, "d:f:l:u:cehR")) != -1) {
switch (ch) {
case 'R':
readonly = 1;
@@ -1436,6 +1438,12 @@
if (log_facility == SYSLOG_FACILITY_NOT_SET)
error("Invalid log facility \"%s\"", optarg);
break;
+ case 'd':
+ cp = tilde_expand_filename(optarg, user_pw->pw_uid);
+ homedir = percent_expand(cp, "d", user_pw->pw_dir,
+ "u", user_pw->pw_name, (char *)NULL);
+ free(cp);
+ break;
case 'u':
errno = 0;
mask = strtol(optarg, &cp, 8);
@@ -1463,8 +1471,6 @@
} else
client_addr = xstrdup("UNKNOWN");
- pw = pwcopy(user_pw);
-
logit("session opened for local user %s from [%s]",
pw->pw_name, client_addr);
@@ -1489,6 +1495,13 @@
rset = (fd_set *)xmalloc(set_size);
wset = (fd_set *)xmalloc(set_size);
+ if (homedir != NULL) {
+ if (chdir(homedir) != 0) {
+ error("chdir to \"%s\" failed: %s", homedir,
+ strerror(errno));
+ }
+ }
+
for (;;) {
memset(rset, 0, set_size);
memset(wset, 0, set_size);