#include "nfsrpc.h"
#include "parse_opt.h"
#include "network.h"
+#include "conffile.h"
#define PMAP_TIMEOUT (10)
#define CONNECT_TIMEOUT (20)
static const char *nfs_version_opttbl[] = {
"v2",
"v3",
+ "v4",
"vers",
"nfsvers",
NULL,
0,
};
-static int nfs_lookup(const char *hostname, const sa_family_t family,
- struct sockaddr *sap, socklen_t *salen)
+static const unsigned int *nfs_default_proto(void);
+#ifdef MOUNT_CONFIG
+static const unsigned int *nfs_default_proto()
+{
+ extern unsigned long config_default_proto;
+ /*
+ * If the default proto has been set and
+ * its not TCP, start with UDP
+ */
+ if (config_default_proto && config_default_proto != IPPROTO_TCP)
+ return probe_udp_first;
+
+ return probe_tcp_first;
+}
+#else
+static const unsigned int *nfs_default_proto()
+{
+ return probe_tcp_first;
+}
+#endif /* MOUNT_CONFIG */
+
+/**
+ * nfs_lookup - resolve hostname to an IPv4 or IPv6 socket address
+ * @hostname: pointer to C string containing DNS hostname to resolve
+ * @family: address family hint
+ * @sap: pointer to buffer to fill with socket address
+ * @len: IN: size of buffer to fill; OUT: size of socket address
+ *
+ * Returns 1 and places a socket address at @sap if successful;
+ * otherwise zero.
+ */
+int nfs_lookup(const char *hostname, const sa_family_t family,
+ struct sockaddr *sap, socklen_t *salen)
{
struct addrinfo *gai_results;
struct addrinfo gai_hint = {
/**
* nfs_string_to_sockaddr - convert string address to sockaddr
* @address: pointer to presentation format address to convert
- * @addrlen: length of presentation address
* @sap: pointer to socket address buffer to fill in
* @salen: IN: length of address buffer
* OUT: length of converted socket address
* See RFC 4038 section 5.1 or RFC 3513 section 2.2 for more details
* on presenting IPv6 addresses as text strings.
*/
-int nfs_string_to_sockaddr(const char *address, const size_t addrlen,
- struct sockaddr *sap, socklen_t *salen)
+int nfs_string_to_sockaddr(const char *address, struct sockaddr *sap,
+ socklen_t *salen)
{
struct addrinfo *gai_results;
struct addrinfo gai_hint = {
nfs_clear_rpc_createerr();
return 1;
}
-
/*
* Probe a server's NFS service to determine which versions and
* transport protocols are supported.
if (pmap->pm_vers && pmap->pm_prot && pmap->pm_port)
return 1;
- if (nfs_mount_data_version >= 4)
+ if (nfs_mount_data_version >= 4) {
+ const unsigned int *probe_proto;
+
+ probe_proto = nfs_default_proto();
+
return nfs_probe_port(sap, salen, pmap,
- probe_nfs3_first, probe_tcp_first);
- else
+ probe_nfs3_first, probe_proto);
+ } else
return nfs_probe_port(sap, salen, pmap,
probe_nfs2_only, probe_udp_only);
}
(xdrproc_t)xdr_dirpath, (caddr_t)argp,
(xdrproc_t)xdr_void, NULL,
timeout);
- if (verbose && res != RPC_SUCCESS)
- nfs_error(_("%s: UMNT call failed: %s"),
- progname, clnt_sperrno(res));
+ if (res != RPC_SUCCESS) {
+ rpc_createerr.cf_stat = res;
+ CLNT_GETERR(client, &rpc_createerr.cf_error);
+ if (verbose)
+ nfs_error(_("%s: UMNT call failed: %s"),
+ progname, clnt_sperrno(res));
+ }
auth_destroy(client->cl_auth);
CLNT_DESTROY(client);
*
* Returns 1 and fills in @buf if successful; otherwise, zero.
*/
-static int nfs_ca_gai(const struct sockaddr *sap, const socklen_t salen,
+static int nfs_ca_gai(const struct sockaddr *sap,
struct sockaddr *buf, socklen_t *buflen)
{
struct addrinfo *gai_results;
struct sockaddr_in6 *sin6 = (struct sockaddr_in6 *)buf;
if (nfs_ca_sockname(sap, salen, buf, buflen) == 0)
- if (nfs_ca_gai(sap, salen, buf, buflen) == 0)
+ if (nfs_ca_gai(sap, buf, buflen) == 0)
goto out_failed;
/*
* 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;
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;
}
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;
}
* Returns TRUE if @protocol contains a valid value for this option,
* or FALSE if the option was specified with an invalid value.
*/
-static int
+int
nfs_nfs_protocol(struct mount_options *options, unsigned long *protocol)
{
+ sa_family_t family;
char *option;
switch (po_rightmost(options, nfs_transport_opttbl)) {
return 1;
case 2: /* proto */
option = po_get(options, "proto");
- if (option) {
- if (strcmp(option, "tcp") == 0) {
- *protocol = IPPROTO_TCP;
- return 1;
- }
- if (strcmp(option, "udp") == 0) {
- *protocol = IPPROTO_UDP;
- return 1;
- }
- return 0;
- }
+ if (option != NULL)
+ return nfs_get_proto(option, &family, protocol);
}
/*
static int
nfs_mount_protocol(struct mount_options *options, unsigned long *protocol)
{
+ sa_family_t family;
char *option;
option = po_get(options, "mountproto");
- if (option) {
- if (strcmp(option, "tcp") == 0) {
- *protocol = IPPROTO_TCP;
- return 1;
- }
- if (strcmp(option, "udp") == 0) {
- *protocol = IPPROTO_UDP;
- return 1;
- }
- return 0;
- }
+ if (option != NULL)
+ return nfs_get_proto(option, &family, protocol);
/*
* MNT transport protocol wasn't specified. If the NFS