Merge branch 'upstream'

[nfs-utils.git] / utils / mountd / mountd.c

diff --git a/utils/mountd/mountd.c b/utils/mountd/mountd.c
index a2ecb98c55b320642ecec42f2cf865608d124203..0d77e4a564d8e377e3a5b319c6874c056f4bada2 100644 (file)
--- a/utils/mountd/mountd.c
+++ b/utils/mountd/mountd.c
@@ -6,7 +6,9 @@
  * Copyright (C) 1995, 1996 Olaf Kirch <okir@monad.swb.de>
  */
 
-#include "config.h"
+#ifdef HAVE_CONFIG_H
+#include <config.h>
+#endif
 
 #include <signal.h>
 #include <sys/stat.h>
@@ -75,6 +77,14 @@ killer (int sig)
   xlog (L_FATAL, "Caught signal %d, un-registering and exiting.", sig);
 }
 
+static void
+sig_hup (int sig)
+{
+  /* don't exit on SIGHUP */
+  xlog (L_NOTICE, "Received SIGHUP... Ignoring.\n", sig);
+  return;
+}
+
 bool_t
 mount_null_1_svc(struct svc_req *rqstp, void *argp, void *resp)
 {
@@ -97,10 +107,11 @@ mount_dump_1_svc(struct svc_req *rqstp, void *argp, mountlist *res)
 {
        struct sockaddr_in *addr =
                (struct sockaddr_in *) svc_getcaller(rqstp->rq_xprt);
-       xlog(L_NOTICE, "dump request from %s",
-               inet_ntoa(addr->sin_addr));
 
-       *res = mountlist_list();
+       if ((*res = mountlist_list()) == NULL)
+               xlog(L_WARNING, "dump request from %s failed.",
+                       inet_ntoa(addr->sin_addr));
+
        return 1;
 }
 
@@ -150,9 +161,11 @@ mount_export_1_svc(struct svc_req *rqstp, void *argp, exports *resp)
 {
        struct sockaddr_in *addr =
                (struct sockaddr_in *) svc_getcaller(rqstp->rq_xprt);
-       xlog(L_NOTICE, "export request from %s",
-               inet_ntoa(addr->sin_addr));
-       *resp = get_exportlist();
+
+       if ((*resp = get_exportlist()) == NULL)
+               xlog(L_WARNING, "export request from %s failed.",
+                       inet_ntoa(addr->sin_addr));
+               
        return 1;
 }
 
@@ -161,9 +174,10 @@ mount_exportall_1_svc(struct svc_req *rqstp, void *argp, exports *resp)
 {
        struct sockaddr_in *addr =
                (struct sockaddr_in *) svc_getcaller(rqstp->rq_xprt);
-       xlog(L_NOTICE, "exportall request from %s",
-               inet_ntoa(addr->sin_addr));
-       *resp = get_exportlist();
+
+       if ((*resp = get_exportlist()) == NULL)
+               xlog(L_WARNING, "exportall request from %s failed.",
+                       inet_ntoa(addr->sin_addr));
        return 1;
 }
 
@@ -235,7 +249,10 @@ mount_pathconf_2_svc(struct svc_req *rqstp, dirpath *path, ppathcnf *res)
 bool_t
 mount_mnt_3_svc(struct svc_req *rqstp, dirpath *path, mountres3 *res)
 {
-       static int      flavors[] = { AUTH_NULL, AUTH_UNIX };
+#define AUTH_GSS_KRB5 390003
+#define AUTH_GSS_KRB5I 390004
+#define AUTH_GSS_KRB5P 390005
+       static int      flavors[] = { AUTH_NULL, AUTH_UNIX, AUTH_GSS_KRB5, AUTH_GSS_KRB5I, AUTH_GSS_KRB5P};
        struct nfs_fh_len *fh;
 
        xlog(D_CALL, "MNT3(%s) called", *path);
@@ -244,7 +261,8 @@ mount_mnt_3_svc(struct svc_req *rqstp, dirpath *path, mountres3 *res)
 
                ok->fhandle.fhandle3_len = fh->fh_size;
                ok->fhandle.fhandle3_val = fh->fh_handle;
-               ok->auth_flavors.auth_flavors_len = 2;
+               ok->auth_flavors.auth_flavors_len
+                       = sizeof(flavors)/sizeof(flavors[0]);
                ok->auth_flavors.auth_flavors_val = flavors;
        }
        return 1;
@@ -410,11 +428,9 @@ get_exportlist(void)
                                xfree(c->gr_name);
                                xfree(c);
                                xfree (hp);
-                               if ((c = *cp) == NULL)
-                                 break;
+                               continue;
                              }
-                             else
-                               xfree (hp);
+                             xfree (hp);
                            }
                            cp = &(c->gr_next);
                          }
@@ -554,11 +570,8 @@ main(int argc, char **argv)
        sigaction(SIGCHLD, &sa, NULL);
 
        /* Daemons should close all extra filehandles ... *before* RPC init. */
-       if (!foreground) {
-               int fd = sysconf (_SC_OPEN_MAX);
-               while (--fd > 2)
-                       (void) close(fd);
-       }
+       if (!foreground)
+               closeall(3);
 
        new_cache = check_new_cache();
        if (new_cache)
@@ -575,9 +588,10 @@ main(int argc, char **argv)
                         mount_dispatch, port);
 
        sa.sa_handler = killer;
-       sigaction(SIGHUP, &sa, NULL);
        sigaction(SIGINT, &sa, NULL);
        sigaction(SIGTERM, &sa, NULL);
+       sa.sa_handler = sig_hup;
+       sigaction(SIGHUP, &sa, NULL);
 
        auth_init(export_file);