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nfs-utils/nfs-utils-1.2.1-rc5.patch

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- Added upstream 1.2.1-rc5 patch - Added --sort --list functionality to nfs-iostat.py - Fixed event handler in idmapd - Added -o v4 support - Disabled IPv6 support in nfsd - Don't give client an empty flavor list - Fixed gssed so it does not blindly caches machine credentials
2009-09-15 19:15:19 +00:00
diff --git a/support/include/conffile.h b/support/include/conffile.h
index 132a149..672020a 100644
--- a/support/include/conffile.h
+++ b/support/include/conffile.h
@@ -34,6 +34,7 @@
#define _CONFFILE_H_
#include <sys/queue.h>
+#include <ctype.h>
struct conf_list_node {
TAILQ_ENTRY(conf_list_node) link;
diff --git a/tools/nfs-iostat/nfs-iostat.py b/tools/nfs-iostat/nfs-iostat.py
index 9626d42..2d0b143 100644
--- a/tools/nfs-iostat/nfs-iostat.py
+++ b/tools/nfs-iostat/nfs-iostat.py
@@ -1,4 +1,4 @@
-#!/usr/bin/env python
+#!/usr/bin/python
# -*- python-mode -*-
"""Emulate iostat for NFS mount points using /proc/self/mountstats
"""
@@ -21,6 +21,7 @@ Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
"""
import sys, os, time
+from optparse import OptionParser, OptionGroup
Iostats_version = '0.2'
@@ -353,6 +354,12 @@ class DeviceData:
print '\t%7.3f' % rtt_per_op,
print '\t%7.3f' % exe_per_op
+ def ops(self, sample_time):
+ sends = float(self.__rpc_data['rpcsends'])
+ if sample_time == 0:
+ sample_time = float(self.__nfs_data['age'])
+ return (sends / sample_time)
+
def display_iostats(self, sample_time, which):
"""Display NFS and RPC stats in an iostat-like way
"""
@@ -395,33 +402,6 @@ class DeviceData:
# Functions
#
-def print_iostat_help(name):
- print 'usage: %s [ <interval> [ <count> ] ] [ <options> ] [ <mount point> ] ' % name
- print
- print ' Version %s' % Iostats_version
- print
- print ' Sample iostat-like program to display NFS client per-mount statistics.'
- print
- print ' The <interval> parameter specifies the amount of time in seconds between'
- print ' each report. The first report contains statistics for the time since each'
- print ' file system was mounted. Each subsequent report contains statistics'
- print ' collected during the interval since the previous report.'
- print
- print ' If the <count> parameter is specified, the value of <count> determines the'
- print ' number of reports generated at <interval> seconds apart. If the interval'
- print ' parameter is specified without the <count> parameter, the command generates'
- print ' reports continuously.'
- print
- print ' Options include "--attr", which displays statistics related to the attribute'
- print ' cache, "--dir", which displays statistics related to directory operations,'
- print ' and "--page", which displays statistics related to the page cache.'
- print ' By default, if no option is specified, statistics related to file I/O are'
- print ' displayed.'
- print
- print ' If one or more <mount point> names are specified, statistics for only these'
- print ' mount points will be displayed. Otherwise, all NFS mount points on the'
- print ' client are listed.'
-
def parse_stats_file(filename):
"""pop the contents of a mountstats file into a dictionary,
keyed by mount point. each value object is a list of the
@@ -446,109 +426,198 @@ def parse_stats_file(filename):
return ms_dict
-def print_iostat_summary(old, new, devices, time, ac):
- for device in devices:
- stats = DeviceData()
- stats.parse_stats(new[device])
- if not old:
- stats.display_iostats(time, ac)
- else:
+def print_iostat_summary(old, new, devices, time, options):
+ stats = {}
+ diff_stats = {}
+
+ if old:
+ # Trim device list to only include intersection of old and new data,
+ # this addresses umounts due to autofs mountpoints
+ devicelist = filter(lambda x:x in devices,old)
+ else:
+ devicelist = devices
+
+ for device in devicelist:
+ stats[device] = DeviceData()
+ stats[device].parse_stats(new[device])
+ if old:
old_stats = DeviceData()
old_stats.parse_stats(old[device])
- diff_stats = stats.compare_iostats(old_stats)
- diff_stats.display_iostats(time, ac)
+ diff_stats[device] = stats[device].compare_iostats(old_stats)
+
+ if options.sort:
+ if old:
+ # We now have compared data and can print a comparison
+ # ordered by mountpoint ops per second
+ devicelist.sort(key=lambda x: diff_stats[x].ops(time), reverse=True)
+ else:
+ # First iteration, just sort by newly parsed ops/s
+ devicelist.sort(key=lambda x: stats[x].ops(time), reverse=True)
+
+ count = 1
+ for device in devicelist:
+ if old:
+ diff_stats[device].display_iostats(time, options.which)
+ else:
+ stats[device].display_iostats(time, options.which)
+
+ count += 1
+ if (count > options.list):
+ return
+
+
+def list_nfs_mounts(givenlist, mountstats):
+ """return a list of NFS mounts given a list to validate or
+ return a full list if the given list is empty -
+ may return an empty list if none found
+ """
+ list = []
+ if len(givenlist) > 0:
+ for device in givenlist:
+ stats = DeviceData()
+ stats.parse_stats(mountstats[device])
+ if stats.is_nfs_mountpoint():
+ list += [device]
+ else:
+ for device, descr in mountstats.iteritems():
+ stats = DeviceData()
+ stats.parse_stats(descr)
+ if stats.is_nfs_mountpoint():
+ list += [device]
+ return list
def iostat_command(name):
"""iostat-like command for NFS mount points
"""
mountstats = parse_stats_file('/proc/self/mountstats')
devices = []
- which = 0
+ origdevices = []
interval_seen = False
count_seen = False
- for arg in sys.argv:
- if arg in ['-h', '--help', 'help', 'usage']:
- print_iostat_help(name)
- return
-
- if arg in ['-v', '--version', 'version']:
- print '%s version %s' % (name, Iostats_version)
- return
-
- if arg in ['-a', '--attr']:
- which = 1
- continue
-
- if arg in ['-d', '--dir']:
- which = 2
- continue
-
- if arg in ['-p', '--page']:
- which = 3
- continue
+ mydescription= """
+Sample iostat-like program to display NFS client per-mount'
+statistics. The <interval> parameter specifies the amount of time in seconds
+between each report. The first report contains statistics for the time since
+each file system was mounted. Each subsequent report contains statistics
+collected during the interval since the previous report. If the <count>
+parameter is specified, the value of <count> determines the number of reports
+generated at <interval> seconds apart. If the interval parameter is specified
+without the <count> parameter, the command generates reports continuously.
+If one or more <mount point> names are specified, statistics for only these
+mount points will be displayed. Otherwise, all NFS mount points on the
+client are listed.
+"""
+ parser = OptionParser(
+ usage="usage: %prog [ <interval> [ <count> ] ] [ <options> ] [ <mount point> ]",
+ description=mydescription,
+ version='version %s' % Iostats_version)
+ parser.set_defaults(which=0, sort=False, list=sys.maxint)
+
+ statgroup = OptionGroup(parser, "Statistics Options",
+ 'File I/O is displayed unless one of the following is specified:')
+ statgroup.add_option('-a', '--attr',
+ action="store_const",
+ dest="which",
+ const=1,
+ help='displays statistics related to the attribute cache')
+ statgroup.add_option('-d', '--dir',
+ action="store_const",
+ dest="which",
+ const=2,
+ help='displays statistics related to directory operations')
+ statgroup.add_option('-p', '--page',
+ action="store_const",
+ dest="which",
+ const=3,
+ help='displays statistics related to the page cache')
+ parser.add_option_group(statgroup)
+ displaygroup = OptionGroup(parser, "Display Options",
+ 'Options affecting display format:')
+ displaygroup.add_option('-s', '--sort',
+ action="store_true",
+ dest="sort",
+ help="Sort NFS mount points by ops/second")
+ displaygroup.add_option('-l','--list',
+ action="store",
+ type="int",
+ dest="list",
+ help="only print stats for first LIST mount points")
+ parser.add_option_group(displaygroup)
+
+ (options, args) = parser.parse_args(sys.argv)
+
+ for arg in args:
if arg == sys.argv[0]:
continue
if arg in mountstats:
- devices += [arg]
+ origdevices += [arg]
elif not interval_seen:
- interval = int(arg)
+ try:
+ interval = int(arg)
+ except:
+ print 'Illegal <interval> value %s' % arg
+ return
if interval > 0:
interval_seen = True
else:
- print 'Illegal <interval> value'
+ print 'Illegal <interval> value %s' % arg
return
elif not count_seen:
- count = int(arg)
+ try:
+ count = int(arg)
+ except:
+ print 'Ilegal <count> value %s' % arg
+ return
if count > 0:
count_seen = True
else:
- print 'Illegal <count> value'
+ print 'Illegal <count> value %s' % arg
return
# make certain devices contains only NFS mount points
- if len(devices) > 0:
- check = []
- for device in devices:
- stats = DeviceData()
- stats.parse_stats(mountstats[device])
- if stats.is_nfs_mountpoint():
- check += [device]
- devices = check
- else:
- for device, descr in mountstats.iteritems():
- stats = DeviceData()
- stats.parse_stats(descr)
- if stats.is_nfs_mountpoint():
- devices += [device]
+ devices = list_nfs_mounts(origdevices, mountstats)
if len(devices) == 0:
print 'No NFS mount points were found'
return
+
old_mountstats = None
sample_time = 0.0
if not interval_seen:
- print_iostat_summary(old_mountstats, mountstats, devices, sample_time, which)
+ print_iostat_summary(old_mountstats, mountstats, devices, sample_time, options)
return
if count_seen:
while count != 0:
- print_iostat_summary(old_mountstats, mountstats, devices, sample_time, which)
+ print_iostat_summary(old_mountstats, mountstats, devices, sample_time, options)
old_mountstats = mountstats
time.sleep(interval)
sample_time = interval
mountstats = parse_stats_file('/proc/self/mountstats')
+ # automount mountpoints add and drop, if automount is involved
+ # we need to recheck the devices list when reparsing
+ devices = list_nfs_mounts(origdevices,mountstats)
+ if len(devices) == 0:
+ print 'No NFS mount points were found'
+ return
count -= 1
else:
while True:
- print_iostat_summary(old_mountstats, mountstats, devices, sample_time, which)
+ print_iostat_summary(old_mountstats, mountstats, devices, sample_time, options)
old_mountstats = mountstats
time.sleep(interval)
sample_time = interval
mountstats = parse_stats_file('/proc/self/mountstats')
+ # automount mountpoints add and drop, if automount is involved
+ # we need to recheck the devices list when reparsing
+ devices = list_nfs_mounts(origdevices,mountstats)
+ if len(devices) == 0:
+ print 'No NFS mount points were found'
+ return
#
# Main
diff --git a/utils/gssd/gssd_proc.c b/utils/gssd/gssd_proc.c
index 02239d2..37e2aa5 100644
--- a/utils/gssd/gssd_proc.c
+++ b/utils/gssd/gssd_proc.c
@@ -840,42 +840,48 @@ handle_krb5_upcall(struct clnt_info *clp)
}
if (create_resp != 0) {
if (uid == 0 && root_uses_machine_creds == 1) {
+ int nocache = 0;
int success = 0;
-
- gssd_refresh_krb5_machine_credential(clp->servername,
- NULL);
- /*
- * Get a list of credential cache names and try each
- * of them until one works or we've tried them all
- */
- if (gssd_get_krb5_machine_cred_list(&credlist)) {
- printerr(0, "ERROR: No credentials found "
- "for connection to server %s\n",
- clp->servername);
- goto out_return_error;
- }
- for (ccname = credlist; ccname && *ccname; ccname++) {
- gssd_setup_krb5_machine_gss_ccache(*ccname);
- if ((create_auth_rpc_client(clp, &rpc_clnt,
- &auth, uid,
- AUTHTYPE_KRB5)) == 0) {
- /* Success! */
- success++;
- break;
+ do {
+ gssd_refresh_krb5_machine_credential(clp->servername,
+ NULL, nocache);
+ /*
+ * Get a list of credential cache names and try each
+ * of them until one works or we've tried them all
+ */
+ if (gssd_get_krb5_machine_cred_list(&credlist)) {
+ printerr(0, "ERROR: No credentials found "
+ "for connection to server %s\n",
+ clp->servername);
+ goto out_return_error;
}
- printerr(2, "WARNING: Failed to create krb5 context "
- "for user with uid %d with credentials "
- "cache %s for server %s\n",
- uid, *ccname, clp->servername);
- }
- gssd_free_krb5_machine_cred_list(credlist);
- if (!success) {
- printerr(1, "WARNING: Failed to create krb5 context "
- "for user with uid %d with any "
- "credentials cache for server %s\n",
- uid, clp->servername);
- goto out_return_error;
- }
+ for (ccname = credlist; ccname && *ccname; ccname++) {
+ gssd_setup_krb5_machine_gss_ccache(*ccname);
+ if ((create_auth_rpc_client(clp, &rpc_clnt,
+ &auth, uid,
+ AUTHTYPE_KRB5)) == 0) {
+ /* Success! */
+ success++;
+ break;
+ }
+ printerr(2, "WARNING: Failed to create machine krb5 context "
+ "with credentials cache %s for server %s\n",
+ *ccname, clp->servername);
+ }
+ gssd_free_krb5_machine_cred_list(credlist);
+ if (!success) {
+ if(nocache == 0) {
+ nocache++;
+ printerr(2, "WARNING: Machine cache is prematurely expired or corrupted "
+ "trying to recreate cache for server %s\n", clp->servername);
+ } else {
+ printerr(1, "WARNING: Failed to create machine krb5 context "
+ "with any credentials cache for server %s\n",
+ clp->servername);
+ goto out_return_error;
+ }
+ }
+ } while(!success);
} else {
printerr(1, "WARNING: Failed to create krb5 context "
"for user with uid %d for server %s\n",
diff --git a/utils/gssd/krb5_util.c b/utils/gssd/krb5_util.c
index 3009cc5..78e9775 100644
--- a/utils/gssd/krb5_util.c
+++ b/utils/gssd/krb5_util.c
@@ -137,7 +137,7 @@ static int select_krb5_ccache(const struct dirent *d);
static int gssd_find_existing_krb5_ccache(uid_t uid, char *dirname,
struct dirent **d);
static int gssd_get_single_krb5_cred(krb5_context context,
- krb5_keytab kt, struct gssd_k5_kt_princ *ple);
+ krb5_keytab kt, struct gssd_k5_kt_princ *ple, int nocache);
static int query_krb5_ccache(const char* cred_cache, char **ret_princname,
char **ret_realm);
@@ -359,7 +359,8 @@ limit_krb5_enctypes(struct rpc_gss_sec *sec, uid_t uid)
static int
gssd_get_single_krb5_cred(krb5_context context,
krb5_keytab kt,
- struct gssd_k5_kt_princ *ple)
+ struct gssd_k5_kt_princ *ple,
+ int nocache)
{
#if HAVE_KRB5_GET_INIT_CREDS_OPT_SET_ADDRESSLESS
krb5_get_init_creds_opt *init_opts = NULL;
@@ -379,7 +380,7 @@ gssd_get_single_krb5_cred(krb5_context context,
memset(&my_creds, 0, sizeof(my_creds));
- if (ple->ccname && ple->endtime > now) {
+ if (ple->ccname && ple->endtime > now && !nocache) {
printerr(2, "INFO: Credentials in CC '%s' are good until %d\n",
ple->ccname, ple->endtime);
code = 0;
@@ -1095,7 +1096,7 @@ gssd_get_krb5_machine_cred_list(char ***list)
for (ple = gssd_k5_kt_princ_list; ple; ple = ple->next) {
if (ple->ccname) {
/* Make sure cred is up-to-date before returning it */
- retval = gssd_refresh_krb5_machine_credential(NULL, ple);
+ retval = gssd_refresh_krb5_machine_credential(NULL, ple, 0);
if (retval)
continue;
if (i + 1 > listsize) {
@@ -1185,7 +1186,7 @@ gssd_destroy_krb5_machine_creds(void)
*/
int
gssd_refresh_krb5_machine_credential(char *hostname,
- struct gssd_k5_kt_princ *ple)
+ struct gssd_k5_kt_princ *ple, int nocache)
{
krb5_error_code code = 0;
krb5_context context;
@@ -1240,7 +1241,7 @@ gssd_refresh_krb5_machine_credential(char *hostname,
goto out;
}
}
- retval = gssd_get_single_krb5_cred(context, kt, ple);
+ retval = gssd_get_single_krb5_cred(context, kt, ple, nocache);
out:
if (kt)
krb5_kt_close(context, kt);
diff --git a/utils/gssd/krb5_util.h b/utils/gssd/krb5_util.h
index 3d39300..4b6b281 100644
--- a/utils/gssd/krb5_util.h
+++ b/utils/gssd/krb5_util.h
@@ -30,7 +30,7 @@ void gssd_free_krb5_machine_cred_list(char **list);
void gssd_setup_krb5_machine_gss_ccache(char *servername);
void gssd_destroy_krb5_machine_creds(void);
int gssd_refresh_krb5_machine_credential(char *hostname,
- struct gssd_k5_kt_princ *ple);
+ struct gssd_k5_kt_princ *ple, int nocache);
char *gssd_k5_err_msg(krb5_context context, krb5_error_code code);
void gssd_k5_get_default_realm(char **def_realm);
diff --git a/utils/idmapd/idmapd.c b/utils/idmapd/idmapd.c
index 65a6a2a..573abaa 100644
--- a/utils/idmapd/idmapd.c
+++ b/utils/idmapd/idmapd.c
@@ -139,6 +139,7 @@ static void nametoidres(struct idmap_msg *);
static int nfsdopen(void);
static int nfsdopenone(struct idmap_client *);
+static void nfsdreopen_one(struct idmap_client *);
static void nfsdreopen(void);
size_t strlcat(char *, const char *, size_t);
@@ -502,7 +503,8 @@ nfsdcb(int fd, short which, void *data)
xlog_warn("nfsdcb: read(%s) failed: errno %d (%s)",
ic->ic_path, len?errno:0,
len?strerror(errno):"End of File");
- goto out;
+ nfsdreopen_one(ic);
+ return;
}
/* Get rid of newline and terminate buffer*/
@@ -514,11 +516,11 @@ nfsdcb(int fd, short which, void *data)
/* Authentication name -- ignored for now*/
if (getfield(&bp, authbuf, sizeof(authbuf)) == -1) {
xlog_warn("nfsdcb: bad authentication name in upcall\n");
- return;
+ goto out;
}
if (getfield(&bp, typebuf, sizeof(typebuf)) == -1) {
xlog_warn("nfsdcb: bad type in upcall\n");
- return;
+ goto out;
}
if (verbose > 0)
xlog_warn("nfsdcb: authbuf=%s authtype=%s",
@@ -532,26 +534,26 @@ nfsdcb(int fd, short which, void *data)
im.im_conv = IDMAP_CONV_NAMETOID;
if (getfield(&bp, im.im_name, sizeof(im.im_name)) == -1) {
xlog_warn("nfsdcb: bad name in upcall\n");
- return;
+ goto out;
}
break;
case IC_IDNAME:
im.im_conv = IDMAP_CONV_IDTONAME;
if (getfield(&bp, buf1, sizeof(buf1)) == -1) {
xlog_warn("nfsdcb: bad id in upcall\n");
- return;
+ goto out;
}
tmp = strtoul(buf1, (char **)NULL, 10);
im.im_id = (u_int32_t)tmp;
if ((tmp == ULONG_MAX && errno == ERANGE)
|| (unsigned long)im.im_id != tmp) {
xlog_warn("nfsdcb: id '%s' too big!\n", buf1);
- return;
+ goto out;
}
break;
default:
xlog_warn("nfsdcb: Unknown which type %d", ic->ic_which);
- return;
+ goto out;
}
imconv(ic, &im);
@@ -612,7 +614,7 @@ nfsdcb(int fd, short which, void *data)
break;
default:
xlog_warn("nfsdcb: Unknown which type %d", ic->ic_which);
- return;
+ goto out;
}
bsiz = sizeof(buf) - bsiz;
diff --git a/utils/mount/mount_config.h b/utils/mount/mount_config.h
index 9a885a9..3023306 100644
--- a/utils/mount/mount_config.h
+++ b/utils/mount/mount_config.h
@@ -20,6 +20,8 @@ inline void mount_config_init(char *);
#ifdef MOUNT_CONFIG
#include "conffile.h"
+#include "xlog.h"
+
extern char *conf_get_mntopts(char *, char *, char *);
inline void mount_config_init(char *program)
diff --git a/utils/mount/network.c b/utils/mount/network.c
index f6fa5fd..bd621be 100644
--- a/utils/mount/network.c
+++ b/utils/mount/network.c
@@ -90,6 +90,7 @@ static const char *nfs_transport_opttbl[] = {
static const char *nfs_version_opttbl[] = {
"v2",
"v3",
+ "v4",
"vers",
"nfsvers",
NULL,
@@ -1203,7 +1204,7 @@ nfs_nfs_program(struct mount_options *options, unsigned long *program)
* Returns TRUE if @version contains a valid value for this option,
* or FALSE if the option was specified with an invalid value.
*/
-static int
+int
nfs_nfs_version(struct mount_options *options, unsigned long *version)
{
long tmp;
@@ -1215,10 +1216,13 @@ nfs_nfs_version(struct mount_options *options, unsigned long *version)
case 1: /* v3 */
*version = 3;
return 1;
- case 2: /* vers */
+ case 2: /* v4 */
+ *version = 4;
+ return 1;
+ case 3: /* vers */
switch (po_get_numeric(options, "vers", &tmp)) {
case PO_FOUND:
- if (tmp >= 2 && tmp <= 3) {
+ if (tmp >= 2 && tmp <= 4) {
*version = tmp;
return 1;
}
@@ -1229,10 +1233,10 @@ nfs_nfs_version(struct mount_options *options, unsigned long *version)
case PO_BAD_VALUE:
return 0;
}
- case 3: /* nfsvers */
+ case 4: /* nfsvers */
switch (po_get_numeric(options, "nfsvers", &tmp)) {
case PO_FOUND:
- if (tmp >= 2 && tmp <= 3) {
+ if (tmp >= 2 && tmp <= 4) {
*version = tmp;
return 1;
}
diff --git a/utils/mount/network.h b/utils/mount/network.h
index db5134c..402e0a5 100644
--- a/utils/mount/network.h
+++ b/utils/mount/network.h
@@ -56,6 +56,7 @@ int clnt_ping(struct sockaddr_in *, const unsigned long,
struct mount_options;
+int nfs_nfs_version(struct mount_options *options, unsigned long *version);
int nfs_options2pmap(struct mount_options *,
struct pmap *, struct pmap *);
diff --git a/utils/mount/nfsumount.c b/utils/mount/nfsumount.c
index f81db14..c5505b1 100644
--- a/utils/mount/nfsumount.c
+++ b/utils/mount/nfsumount.c
@@ -179,6 +179,10 @@ static int nfs_umount_do_umnt(struct mount_options *options,
return EX_FAIL;
}
+ /* Skip UMNT call for vers=4 mounts */
+ if (nfs_pmap.pm_vers == 4)
+ return EX_SUCCESS;
+
*hostname = nfs_umount_hostname(options, *hostname);
if (!*hostname) {
nfs_error(_("%s: out of memory"), progname);
diff --git a/utils/mount/stropts.c b/utils/mount/stropts.c
index a12ace7..3eb661e 100644
--- a/utils/mount/stropts.c
+++ b/utils/mount/stropts.c
@@ -84,6 +84,7 @@ struct nfsmount_info {
struct mount_options *options; /* parsed mount options */
char **extra_opts; /* string for /etc/mtab */
+ unsigned long version; /* NFS version */
int flags, /* MS_ flags */
fake, /* actually do the mount? */
child; /* forked bg child? */
@@ -272,7 +273,12 @@ static int nfs_validate_options(struct nfsmount_info *mi)
if (!nfs_name_to_address(mi->hostname, sap, &salen))
return 0;
- if (strncmp(mi->type, "nfs4", 4) == 0) {
+ if (!nfs_nfs_version(mi->options, &mi->version))
+ return 0;
+ if (strncmp(mi->type, "nfs4", 4) == 0)
+ mi->version = 4;
+
+ if (mi->version == 4) {
if (!nfs_append_clientaddr_option(sap, salen, mi->options))
return 0;
} else {
@@ -488,7 +494,7 @@ static int nfs_try_mount(struct nfsmount_info *mi)
char *options = NULL;
int result;
- if (strncmp(mi->type, "nfs4", 4) != 0) {
+ if (mi->version != 4) {
if (!nfs_rewrite_pmap_mount_options(mi->options))
return 0;
}
diff --git a/utils/mountd/mountd.c b/utils/mountd/mountd.c
index b59f939..888fd8c 100644
--- a/utils/mountd/mountd.c
+++ b/utils/mountd/mountd.c
@@ -359,6 +359,11 @@ static void set_authflavors(struct mountres3_ok *ok, nfs_export *exp)
flavors[i] = s->flav->fnum;
i++;
}
+ if (i == 0) {
+ /* default when there is no sec= option: */
+ i = 1;
+ flavors[0] = AUTH_UNIX;
+ }
ok->auth_flavors.auth_flavors_val = flavors;
ok->auth_flavors.auth_flavors_len = i;
}
diff --git a/utils/nfsd/nfsd.c b/utils/nfsd/nfsd.c
index 650c593..1cda1e5 100644
--- a/utils/nfsd/nfsd.c
+++ b/utils/nfsd/nfsd.c
@@ -27,6 +27,15 @@
#include "nfssvc.h"
#include "xlog.h"
+/*
+ * IPv6 support for nfsd was finished before some of the other daemons (mountd
+ * and statd in particular). That could be a problem in the future if someone
+ * were to boot a kernel that supports IPv6 serving with an older nfs-utils. For
+ * now, hardcode the IPv6 switch into the off position until the other daemons
+ * are functional.
+ */
+#undef IPV6_SUPPORTED
+
static void usage(const char *);
static struct option longopts[] =
diff --git a/utils/nfsd/nfssvc.c b/utils/nfsd/nfssvc.c
index ee862b2..12d3253 100644
--- a/utils/nfsd/nfssvc.c
+++ b/utils/nfsd/nfssvc.c
@@ -22,6 +22,15 @@
#include "nfslib.h"
#include "xlog.h"
+/*
+ * IPv6 support for nfsd was finished before some of the other daemons (mountd
+ * and statd in particular). That could be a problem in the future if someone
+ * were to boot a kernel that supports IPv6 serving with an older nfs-utils. For
+ * now, hardcode the IPv6 switch into the off position until the other daemons
+ * are functional.
+ */
+#undef IPV6_SUPPORTED
+
#define NFSD_PORTS_FILE "/proc/fs/nfsd/portlist"
#define NFSD_VERS_FILE "/proc/fs/nfsd/versions"
#define NFSD_THREAD_FILE "/proc/fs/nfsd/threads"
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