openssh/openssh-4.7p1-log-in-chroot...

58 lines
1.8 KiB
Diff

diff -up openssh-4.7p1/sshd.c.log-chroot openssh-4.7p1/sshd.c
--- openssh-4.7p1/sshd.c.log-chroot 2007-09-06 17:24:13.000000000 +0200
+++ openssh-4.7p1/sshd.c 2007-09-06 17:24:13.000000000 +0200
@@ -596,6 +596,10 @@ privsep_preauth_child(void)
/* Demote the private keys to public keys. */
demote_sensitive_data();
+ /* Open the syslog permanently so the chrooted process still
+ can write to syslog. */
+ open_log();
+
/* Change our root directory */
if (chroot(_PATH_PRIVSEP_CHROOT_DIR) == -1)
fatal("chroot(\"%s\"): %s", _PATH_PRIVSEP_CHROOT_DIR,
diff -up openssh-4.7p1/log.c.log-chroot openssh-4.7p1/log.c
--- openssh-4.7p1/log.c.log-chroot 2007-05-20 07:08:16.000000000 +0200
+++ openssh-4.7p1/log.c 2007-09-06 17:29:34.000000000 +0200
@@ -56,6 +56,7 @@ static LogLevel log_level = SYSLOG_LEVEL
static int log_on_stderr = 1;
static int log_facility = LOG_AUTH;
static char *argv0;
+static int log_fd_keep;
extern char *__progname;
@@ -370,10 +371,21 @@ do_log(LogLevel level, const char *fmt,
syslog_r(pri, &sdata, "%.500s", fmtbuf);
closelog_r(&sdata);
#else
+ if (!log_fd_keep) {
openlog(argv0 ? argv0 : __progname, LOG_PID, log_facility);
+ }
syslog(pri, "%.500s", fmtbuf);
+ if (!log_fd_keep) {
closelog();
+ }
#endif
}
errno = saved_errno;
}
+
+void
+open_log(void)
+{
+ openlog(argv0 ? argv0 : __progname, LOG_PID|LOG_NDELAY, log_facility);
+ log_fd_keep = 1;
+}
diff -up openssh-4.7p1/log.h.log-chroot openssh-4.7p1/log.h
--- openssh-4.7p1/log.h.log-chroot 2006-08-18 16:32:21.000000000 +0200
+++ openssh-4.7p1/log.h 2007-09-06 17:24:13.000000000 +0200
@@ -62,4 +62,6 @@ void debug3(const char *, ...) __att
void do_log(LogLevel, const char *, va_list);
void cleanup_exit(int) __dead;
+
+void open_log(void);
#endif