changed internal-sftp context to sftpd_t

This commit is contained in:
Jan F. Chadima 2009-07-22 14:22:03 +00:00
parent f35d4ae72e
commit a827feebfb
1 changed files with 34 additions and 5 deletions

View File

@ -1,6 +1,6 @@
diff -up openssh-5.2p1/session.c.sesftp openssh-5.2p1/session.c
--- openssh-5.2p1/session.c.sesftp 2009-07-10 20:32:04.348435048 +0200
+++ openssh-5.2p1/session.c 2009-07-10 21:10:42.247557847 +0200
--- openssh-5.2p1/session.c.sesftp 2009-07-22 15:18:17.156499945 +0200
+++ openssh-5.2p1/session.c 2009-07-22 15:20:09.950319644 +0200
@@ -58,6 +58,7 @@
#include <stdlib.h>
#include <string.h>
@ -9,12 +9,41 @@ diff -up openssh-5.2p1/session.c.sesftp openssh-5.2p1/session.c
#include "openbsd-compat/sys-queue.h"
#include "xmalloc.h"
@@ -1816,6 +1817,9 @@ do_child(Session *s, const char *command
@@ -1805,8 +1806,8 @@ do_child(Session *s, const char *command
if (s->is_subsystem == SUBSYSTEM_INT_SFTP) {
extern int optind, optreset;
- int i;
- char *p, *args;
+ int i, l;
+ char *p, *args, *c1, *c2, *cx;
setproctitle("%s@internal-sftp-server", s->pw->pw_name);
args = xstrdup(command ? command : "sftp-server");
@@ -1816,6 +1817,27 @@ do_child(Session *s, const char *command
argv[i] = NULL;
optind = optreset = 1;
__progname = argv[0];
+ if (setcon ("unconfined_u:system_r:sftpd_t:s0-s0:c0.c1023") < 0)
+ logit("do_child: setcon failed witch %s", strerror (errno));
+ if (getcon (&c1) < 0) {
+ logit("do_child: getcon failed witch %s", strerror (errno));
+ } else {
+ c2 = xmalloc (strlen (c1) + 8);
+ if (!(cx = index (c1, ':')))
+ goto badcontext;
+ if (!(cx = index (cx + 1, ':'))) {
+badcontext:
+ logit ("do_child: unparseable context %s", c1);
+ } else {
+ l = cx - c1 + 1;
+ memcpy (c2, c1, l);
+ strcpy (c2 + l, "sftpd_t");
+ if ((cx = index (cx + 1, ':')))
+ strcat (c2, cx);
+logit ("<= %s", c1); logit ("=> %s", c2); if (setcon ("system_u:system_r:sftpd_t:s0-s0:c0.c1023") < 0)
+ logit("do_child: setcon failed witch %s", strerror (errno));
+
+ }
+ }
+
exit(sftp_server_main(i, argv, s->pw));
}