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path: root/nis/nis_call.c
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Diffstat (limited to 'nis/nis_call.c')
-rw-r--r--nis/nis_call.c114
1 files changed, 80 insertions, 34 deletions
diff --git a/nis/nis_call.c b/nis/nis_call.c
index affae09..957399e 100644
--- a/nis/nis_call.c
+++ b/nis/nis_call.c
@@ -31,6 +31,9 @@
static struct timeval RPCTIMEOUT = {10, 0};
static struct timeval UDPTIMEOUT = {5, 0};
+extern u_short __pmap_getnisport (struct sockaddr_in *address, u_long program,
+ u_long version, u_int protocol);
+
unsigned long
inetstr2int (const char *str)
{
@@ -134,6 +137,11 @@ __bind_connect (dir_binding *dbp)
if (dbp->addr.sin_addr.s_addr == 0)
return NIS_FAIL;
+ /* Check, if the host is online and rpc.nisd is running. Much faster
+ then the clnt*_create functions: */
+ if (__pmap_getnisport (&dbp->addr, NIS_PROG, NIS_VERSION, IPPROTO_UDP) == 0)
+ return NIS_RPCERROR;
+
dbp->socket = RPC_ANYSOCK;
if (dbp->use_udp)
dbp->clnt = clntudp_create (&dbp->addr, NIS_PROG, NIS_VERSION,
@@ -152,7 +160,7 @@ __bind_connect (dir_binding *dbp)
if (dbp->use_auth)
{
- if (serv->key_type == NIS_PK_DH)
+ if (serv->key_type == NIS_PK_DH && key_secretkey_is_set ())
{
char netname[MAXNETNAMELEN+1];
char *p;
@@ -220,6 +228,7 @@ __bind_create (const nis_server *serv_val, u_int serv_len, u_long flags,
else
dbp->master_only = FALSE;
+ /* We try the first server */
dbp->trys = 1;
for (i = 0; i < serv_len; ++i)
@@ -317,7 +326,6 @@ __do_niscall2 (const nis_server *server, u_int server_len, u_long prog,
if (result != RPC_SUCCESS)
{
- clnt_perror (dbp->clnt, "__do_niscall2: clnt_call");
__bind_destroy (dbp);
retcode = NIS_RPCERROR;
}
@@ -424,31 +432,8 @@ rec_dirsearch (const_nis_name name, directory_obj *dir, u_long flags,
{
fd_result *fd_res;
XDR xdrs;
- char domain [strlen (name) + 3];
-
- nis_domain_of_r (name, domain, sizeof (domain));
- if (strncmp (domain, "org_dir.", 8) == 0)
- {
- char tmp[strlen (name) + 3];
-
- nis_domain_of_r (domain, tmp, sizeof (tmp));
- strcpy (domain, tmp);
- }
- else
- if (strncmp (domain, "groups_dir.", 11) == 0)
- {
- char tmp[strlen (name) + 3];
-
- nis_domain_of_r (domain, tmp, sizeof (tmp));
- strcpy (domain, tmp);
- }
- else
- {
- /* We have no grous_dir or org_dir, so try the complete name */
- strcpy (domain, name);
- }
- switch (nis_dir_cmp (domain, dir->do_name))
+ switch (nis_dir_cmp (name, dir->do_name))
{
case SAME_NAME:
*status = NIS_SUCCESS;
@@ -469,9 +454,9 @@ rec_dirsearch (const_nis_name name, directory_obj *dir, u_long flags,
*status = fd_res->status;
if (fd_res->status != NIS_SUCCESS)
{
- nis_free_directory (dir);
+ /* Try the current directory obj, maybe it works */
__free_fdresult (fd_res);
- return NULL;
+ return dir;
}
obj = calloc(1, sizeof(directory_obj));
xdrmem_create(&xdrs, fd_res->dir_data.dir_data_val,
@@ -498,8 +483,12 @@ rec_dirsearch (const_nis_name name, directory_obj *dir, u_long flags,
{
directory_obj *obj;
char leaf [strlen (name) + 3];
+ char domain [strlen (name) + 3];
char ndomain [strlen (name) + 3];
char *cp;
+ u_int run = 0;
+
+ strcpy (domain, name);
do
{
@@ -511,8 +500,16 @@ rec_dirsearch (const_nis_name name, directory_obj *dir, u_long flags,
nis_leaf_of_r (domain, leaf, sizeof (leaf));
nis_domain_of_r (domain, ndomain, sizeof (ndomain));
strcpy (domain, ndomain);
+ ++run;
}
while (nis_dir_cmp (domain, dir->do_name) != SAME_NAME);
+
+ if (run == 1)
+ {
+ /* We have found the directory above. Use it. */
+ return dir;
+ }
+
cp = strchr (leaf, '\0');
*cp++ = '.';
strcpy (cp, domain);
@@ -521,9 +518,9 @@ rec_dirsearch (const_nis_name name, directory_obj *dir, u_long flags,
*status = fd_res->status;
if (fd_res->status != NIS_SUCCESS)
{
- nis_free_directory (dir);
+ /* Try the current directory object, maybe it works */
__free_fdresult (fd_res);
- return NULL;
+ return dir;
}
obj = calloc(1, sizeof(directory_obj));
xdrmem_create(&xdrs, fd_res->dir_data.dir_data_val,
@@ -550,6 +547,46 @@ rec_dirsearch (const_nis_name name, directory_obj *dir, u_long flags,
return NULL;
}
+/* We try to query the current server for the searched object,
+ maybe he know about it ? */
+static directory_obj *
+first_shoot (const_nis_name name, directory_obj *dir, u_long flags)
+{
+ directory_obj *obj;
+ fd_result *fd_res;
+ XDR xdrs;
+ char domain [strlen (name) + 3];
+
+ if (nis_dir_cmp (name, dir->do_name) == SAME_NAME)
+ return dir;
+
+ nis_domain_of_r (name, domain, sizeof (domain));
+
+ if (nis_dir_cmp (domain, dir->do_name) == SAME_NAME)
+ return dir;
+
+ fd_res = __nis_finddirectory (dir, domain);
+ if (fd_res->status != NIS_SUCCESS)
+ {
+ __free_fdresult (fd_res);
+ return NULL;
+ }
+ obj = calloc(1, sizeof(directory_obj));
+ if (obj == NULL)
+ return NULL;
+ xdrmem_create(&xdrs, fd_res->dir_data.dir_data_val,
+ fd_res->dir_data.dir_data_len, XDR_DECODE);
+ xdr_directory_obj(&xdrs, obj);
+ xdr_destroy(&xdrs);
+ __free_fdresult (fd_res);
+ if (obj != NULL)
+ {
+ nis_free_directory (dir);
+ return obj;
+ }
+ return NULL;
+}
+
nis_error
__do_niscall (const_nis_name name, u_long prog, xdrproc_t xargs,
caddr_t req, xdrproc_t xres, caddr_t resp, u_long flags,
@@ -572,6 +609,8 @@ __do_niscall (const_nis_name name, u_long prog, xdrproc_t xargs,
if (dir == NULL)
{
nis_error status;
+ directory_obj *obj;
+
dir = readColdStartFile ();
if (dir == NULL) /* No /var/nis/NIS_COLD_START->no NIS+ installed */
{
@@ -579,12 +618,19 @@ __do_niscall (const_nis_name name, u_long prog, xdrproc_t xargs,
return NIS_UNAVAIL;
}
- dir = rec_dirsearch (name, dir, flags, &status);
- if (dir == NULL)
+ /* Try at first, if servers in "dir" know our object */
+ obj = first_shoot (name, dir, flags);
+ if (obj == NULL)
{
- __set_errno (saved_errno);
- return status;
+ dir = rec_dirsearch (name, dir, flags, &status);
+ if (dir == NULL)
+ {
+ __set_errno (saved_errno);
+ return status;
+ }
}
+ else
+ dir = obj;
}
if (flags & MASTER_ONLY)