Merge branch 'upstream'

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

diff --git a/utils/mountd/mountd.c b/utils/mountd/mountd.c
index e402bf822d18849739396d5a091b5f62dee9f19f..08f294d95ac71488d2ec2b71ecb1db43670d8559 100644 (file)
--- a/utils/mountd/mountd.c
+++ b/utils/mountd/mountd.c
@@ -35,8 +35,9 @@ extern void my_svc_run(void);
 
 static void            usage(const char *, int exitcode);
 static exports         get_exportlist(void);
-static struct nfs_fh_len *get_rootfh(struct svc_req *, dirpath *, int *, int v3);
+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
@@ -66,6 +67,7 @@ static struct option longopts[] =
        { "ha-callout", 1, 0, 'H' },
        { "state-directory-path", 1, 0, 's' },
        { "num-threads", 1, 0, 't' },
+       { "reverse-lookup", 0, 0, 'r' },
        { NULL, 0, 0, 0 }
 };
 
@@ -225,14 +227,11 @@ mount_umnt_1_svc(struct svc_req *rqstp, dirpath *argp, void *resp)
        if (!(exp = auth_authenticate("unmount", sin, p))) {
                return 1;
        }
-       if (new_cache) {
-               if (strcmp(inet_ntoa(exp->m_client->m_addrlist[0]), exp->m_client->m_hostname))
-                       mountlist_del(inet_ntoa(exp->m_client->m_addrlist[0]), exp->m_client->m_hostname);
-               mountlist_del(exp->m_client->m_hostname, p);
-       } else {
-               mountlist_del(exp->m_client->m_hostname, p);
+
+       if (!new_cache)
                export_reset (exp);
-       }
+
+       mountlist_del(inet_ntoa(sin->sin_addr), p);
        return 1;
 }
 
@@ -346,11 +345,11 @@ mount_mnt_3_svc(struct svc_req *rqstp, dirpath *path, mountres3 *res)
        struct nfs_fh_len *fh;
 
        xlog(D_CALL, "MNT3(%s) called", *path);
-       if ((fh = get_rootfh(rqstp, path, (int *) &res->fhs_status, 1)) != NULL) {
+       if ((fh = get_rootfh(rqstp, path, &res->fhs_status, 1)) != NULL) {
                struct mountres3_ok     *ok = &res->mountres3_u.mountinfo;
 
                ok->fhandle.fhandle3_len = fh->fh_size;
-               ok->fhandle.fhandle3_val = fh->fh_handle;
+               ok->fhandle.fhandle3_val = (char *)fh->fh_handle;
                ok->auth_flavors.auth_flavors_len
                        = sizeof(flavors)/sizeof(flavors[0]);
                ok->auth_flavors.auth_flavors_val = flavors;
@@ -359,7 +358,7 @@ mount_mnt_3_svc(struct svc_req *rqstp, dirpath *path, mountres3 *res)
 }
 
 static struct nfs_fh_len *
-get_rootfh(struct svc_req *rqstp, dirpath *path, int *error, int v3)
+get_rootfh(struct svc_req *rqstp, dirpath *path, mountstat3 *error, int v3)
 {
        struct sockaddr_in *sin =
                (struct sockaddr_in *) svc_getcaller(rqstp->rq_xprt);
@@ -421,8 +420,10 @@ get_rootfh(struct svc_req *rqstp, dirpath *path, int *error, int v3)
                fh = cache_get_filehandle(exp, v3?64:32, p);
                if (fh == NULL) 
                        *error = NFSERR_ACCES;
-               else
+               else {
                        *error = NFS_OK;
+                       mountlist_add(inet_ntoa(sin->sin_addr), p);
+               }
                return fh;
        } else {
                struct nfs_fh_len  *fh;
@@ -443,7 +444,7 @@ get_rootfh(struct svc_req *rqstp, dirpath *path, int *error, int v3)
                                                stb.st_dev, stb.st_ino);
                }
                if (fh != NULL) {
-                       mountlist_add(exp->m_client->m_hostname, p);
+                       mountlist_add(inet_ntoa(sin->sin_addr), p);
                        *error = NFS_OK;
                        export_reset (exp);
                        return fh;
@@ -558,7 +559,7 @@ main(int argc, char **argv)
 
        /* Parse the command line options and arguments. */
        opterr = 0;
-       while ((c = getopt_long(argc, argv, "o:n:Fd: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);
@@ -598,6 +599,9 @@ 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",