diff options
| -rw-r--r-- | utils/mountd/mountd.c | 6 | ||||
| -rw-r--r-- | utils/mountd/rmtab.c | 15 |
2 files changed, 18 insertions, 3 deletions
diff --git a/utils/mountd/mountd.c b/utils/mountd/mountd.c index e151fa2..ee6afe6 100644 --- a/utils/mountd/mountd.c +++ b/utils/mountd/mountd.c @@ -37,6 +37,7 @@ static void usage(const char *, int exitcode); static exports get_exportlist(void); static struct nfs_fh_len *get_rootfh(struct svc_req *, dirpath *, mountstat3 *, int v3); +int reverse_resolve = 0; int new_cache = 0; /* PRC: a high-availability callout program can be specified with -H @@ -557,7 +558,7 @@ main(int argc, char **argv) /* Parse the command line options and arguments. */ opterr = 0; - while ((c = getopt_long(argc, argv, "o:nFd:f:p:P:hH:N:V:vs:t:", longopts, NULL)) != EOF) + while ((c = getopt_long(argc, argv, "o:nFd:f:p:P:hH:N:V:vrs:t:", longopts, NULL)) != EOF) switch (c) { case 'o': descriptors = atoi(optarg); @@ -597,6 +598,9 @@ main(int argc, char **argv) case 'n': _rpcfdtype = SOCK_DGRAM; break; + case 'r': + reverse_resolve = 1; + break; case 's': if ((state_dir = xstrdup(optarg)) == NULL) { fprintf(stderr, "%s: xstrdup(%s) failed!\n", diff --git a/utils/mountd/rmtab.c b/utils/mountd/rmtab.c index f641a96..e8aff5a 100644 --- a/utils/mountd/rmtab.c +++ b/utils/mountd/rmtab.c @@ -25,6 +25,8 @@ #include <limits.h> /* PATH_MAX */ +extern int reverse_resolve; + /* If new path is a link do not destroy it but place the * file where the link points. */ @@ -185,6 +187,8 @@ mountlist_list(void) struct rmtabent *rep; struct stat stb; int lockid; + struct in_addr addr; + struct hostent *he; if ((lockid = xflock(_PATH_RMTAB, "r")) < 0) return NULL; @@ -204,8 +208,15 @@ mountlist_list(void) setrmtabent("r"); while ((rep = getrmtabent(1, NULL)) != NULL) { m = (mountlist) xmalloc(sizeof(*m)); - m->ml_hostname = xstrdup(rep->r_client); - m->ml_directory = xstrdup(rep->r_path); + + if (reverse_resolve && + inet_aton((const char *) rep->r_client, &addr) && + (he = gethostbyaddr(&addr, sizeof(addr), AF_INET))) + m->ml_hostname = xstrdup(he->h_name); + else + m->ml_hostname = xstrdup(rep->r_client); + + m->ml_directory = xstrdup(rep->r_path); m->ml_next = mlist; mlist = m; } |