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fc3648 |
diff --git a/utils/mount/network.c b/utils/mount/network.c
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index 751f9b8..b2e4374 100644
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--- a/utils/mount/network.c
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+++ b/utils/mount/network.c
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@@ -33,11 +33,13 @@
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#include <errno.h>
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#include <netdb.h>
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#include <time.h>
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+#include <grp.h>
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#include <sys/types.h>
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#include <sys/socket.h>
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#include <sys/wait.h>
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#include <sys/stat.h>
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+#include <linux/in6.h>
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#include <netinet/in.h>
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#include <rpc/rpc.h>
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#include <rpc/pmap_prot.h>
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@@ -802,6 +804,7 @@ int start_statd(void)
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pid_t pid = fork();
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switch (pid) {
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case 0: /* child */
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+ setgroups(0, NULL);
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setgid(0);
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setuid(0);
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execle(START_STATD, START_STATD, NULL, envp);
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@@ -1112,6 +1115,7 @@ static int nfs_ca_sockname(const struct sockaddr *sap, const socklen_t salen,
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.sin6_addr = IN6ADDR_ANY_INIT,
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};
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int sock, result = 0;
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+ int val;
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sock = socket(sap->sa_family, SOCK_DGRAM, IPPROTO_UDP);
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if (sock < 0)
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@@ -1123,6 +1127,9 @@ static int nfs_ca_sockname(const struct sockaddr *sap, const socklen_t salen,
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goto out;
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break;
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case AF_INET6:
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+ /* Make sure the call-back address is public/permanent */
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+ val = IPV6_PREFER_SRC_PUBLIC;
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+ setsockopt(sock, SOL_IPV6, IPV6_ADDR_PREFERENCES, &val, sizeof(val));
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if (bind(sock, SAFE_SOCKADDR(&sin6), sizeof(sin6)) < 0)
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goto out;
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break;
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diff --git a/utils/mount/stropts.c b/utils/mount/stropts.c
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index fc68d41..57e932f 100644
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--- a/utils/mount/stropts.c
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+++ b/utils/mount/stropts.c
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@@ -91,6 +91,7 @@ struct nfsmount_info {
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*type; /* "nfs" or "nfs4" */
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char *hostname; /* server's hostname */
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struct addrinfo *address; /* server's addresses */
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+ sa_family_t family; /* Address family */
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struct mount_options *options; /* parsed mount options */
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char **extra_opts; /* string for /etc/mtab */
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@@ -388,39 +389,19 @@ static int nfs_set_version(struct nfsmount_info *mi)
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*/
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static int nfs_validate_options(struct nfsmount_info *mi)
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{
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- struct addrinfo hint = {
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- .ai_protocol = (int)IPPROTO_UDP,
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- };
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- sa_family_t family;
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- int error;
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-
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if (!nfs_parse_devname(mi->spec, &mi->hostname, NULL))
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return 0;
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- if (!nfs_nfs_proto_family(mi->options, &family))
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+ if (!nfs_nfs_proto_family(mi->options, &mi->family))
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return 0;
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/*
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* A remount is not going to be able to change the server's address,
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* nor should we try to resolve another address for the server as we
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* may end up with a different address.
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+ * A non-remount will set 'addr' from ->hostname
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*/
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- if (mi->flags & MS_REMOUNT) {
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- po_remove_all(mi->options, "addr");
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- } else {
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- hint.ai_family = (int)family;
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- error = getaddrinfo(mi->hostname, NULL, &hint, &mi->address);
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- if (error != 0) {
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- nfs_error(_("%s: Failed to resolve server %s: %s"),
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- progname, mi->hostname, gai_strerror(error));
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- mi->address = NULL;
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- return 0;
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- }
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-
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- if (!nfs_append_addr_option(mi->address->ai_addr,
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- mi->address->ai_addrlen, mi->options))
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- return 0;
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- }
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+ po_remove_all(mi->options, "addr");
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if (!nfs_set_version(mi))
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return 0;
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@@ -900,7 +881,10 @@ check_result:
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result = nfs_try_mount_v4(mi);
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if (result == 0 && errno != ECONNREFUSED)
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goto check_result;
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- }
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+ } else if (result == 0)
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+ /* Restore original errno with v3 failures */
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+ errno = ECONNREFUSED;
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+
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return result;
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default:
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return result;
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@@ -923,6 +907,32 @@ static int nfs_try_mount(struct nfsmount_info *mi)
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{
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int result = 0;
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+ if (mi->address == NULL) {
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+ struct addrinfo hint = {
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+ .ai_protocol = (int)IPPROTO_UDP,
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+ };
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+ int error;
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+ struct addrinfo *address;
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+
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+ hint.ai_family = (int)mi->family;
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+ error = getaddrinfo(mi->hostname, NULL, &hint, &address);
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+ if (error != 0) {
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+ if (error == EAI_AGAIN)
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+ errno = EAGAIN;
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+ else {
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+ nfs_error(_("%s: Failed to resolve server %s: %s"),
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+ progname, mi->hostname, gai_strerror(error));
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+ errno = EALREADY;
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+ }
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+ return 0;
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+ }
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+
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+ if (!nfs_append_addr_option(address->ai_addr,
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+ address->ai_addrlen, mi->options))
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+ return 0;
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+ mi->address = address;
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+ }
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+
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switch (mi->version.major) {
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case 2:
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case 3:
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@@ -1018,10 +1028,8 @@ static int nfsmount_fg(struct nfsmount_info *mi)
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if (nfs_is_permanent_error(errno))
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break;
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fc3648 |
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- if (time(NULL) > timeout) {
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- errno = ETIMEDOUT;
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+ if (time(NULL) > timeout)
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break;
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- }
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fc3648 |
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if (errno != ETIMEDOUT) {
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fc3648 |
if (sleep(secs))
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