* Wed Oct 1 23:55:28 1997: Dick Streefland <dick_streefland@tasking.com>
* Implemented the "bg", "fg" and "retry" mount options for NFS.
*
- * 1999-02-22 Arkadiusz MiΒΆkiewicz <misiek@pld.ORG.PL>
+ * 1999-02-22 Arkadiusz Miskiewicz <misiek@pld.ORG.PL>
* - added Native Language Support
- *
+ *
* Modified by Olaf Kirch and Trond Myklebust for new NFS code,
* plus NFSv3 stuff.
*
* nfsmount.c,v 1.1.1.1 1993/11/18 08:40:51 jrs Exp
*/
+#ifdef HAVE_CONFIG_H
+#include <config.h>
+#endif
+
#include <ctype.h>
#include <unistd.h>
#include <stdio.h>
#include <rpc/pmap_clnt.h>
#include <sys/socket.h>
#include <sys/time.h>
-#include <sys/utsname.h>
#include <sys/stat.h>
#include <netinet/in.h>
#include <arpa/inet.h>
#include <paths.h>
#include <syslog.h>
-#include "conn.h"
#include "xcommon.h"
-#include "nfsmount.h"
-#include "nfsumount.h"
+#include "mount.h"
#include "nfs_mount.h"
#include "mount_constants.h"
#include "nls.h"
+#include "error.h"
+#include "network.h"
+#include "version.h"
#ifdef HAVE_RPCSVC_NFS_PROT_H
#include <rpcsvc/nfs_prot.h>
#define NFS_FHSIZE 32
#endif
-static char *nfs_strerror(int stat);
-
-#define MAKE_VERSION(p,q,r) (65536*(p) + 256*(q) + (r))
-#define MAX_NFSPROT ((nfs_mount_version >= 4) ? 3 : 2)
-#define MAX_MNTPROT ((nfs_mount_version >= 4) ? 3 : 2)
-#define HAVE_RELIABLE_TCP (nfs_mount_version >= 4)
-
#ifndef HAVE_INET_ATON
#define inet_aton(a,b) (0)
#endif
mnt3res_t nfsv3;
} mntres_t;
-static char errbuf[BUFSIZ];
-static char *erreob = &errbuf[BUFSIZ];
+extern int nfs_mount_data_version;
+extern char *progname;
extern int verbose;
-
-/* Convert RPC errors into strings */
-int rpc_strerror(int);
-int rpc_strerror(int spos)
-{
- int cf_stat = rpc_createerr.cf_stat;
- int pos=0, cf_errno = rpc_createerr.cf_error.re_errno;
- char *ptr, *estr = clnt_sperrno(cf_stat);
- char *tmp;
-
- if (estr) {
- if ((ptr = index(estr, ':')))
- estr = ++ptr;
-
- tmp = &errbuf[spos];
- if (cf_stat == RPC_SYSTEMERROR)
- pos = snprintf(tmp, (erreob - tmp),
- "System Error: %s", strerror(cf_errno));
- else
- pos = snprintf(tmp, (erreob - tmp), "RPC Error:%s", estr);
- }
- return (pos);
-}
-void mount_errors(char *, int, int);
-void mount_errors(char *server, int will_retry, int bg)
-{
- int pos = 0;
- char *tmp;
- static int onlyonce = 0;
-
- tmp = &errbuf[pos];
- if (bg)
- pos = snprintf(tmp, (erreob - tmp),
- "mount to NFS server '%s' failed: ", server);
- else
- pos = snprintf(tmp, (erreob - tmp),
- "mount: mount to NFS server '%s' failed: ", server);
-
- tmp = &errbuf[pos];
- if (rpc_createerr.cf_stat == RPC_TIMEDOUT) {
- pos = snprintf(tmp, (erreob - tmp), "timed out %s",
- will_retry ? "(retrying)" : "(giving up)");
- } else {
- pos += rpc_strerror(pos);
- tmp = &errbuf[pos];
- if (bg) {
- pos = snprintf(tmp, (erreob - tmp), " %s",
- will_retry ? "(retrying)" : "(giving up)");
- }
- }
- if (bg) {
- if (onlyonce++ < 1)
- openlog("mount", LOG_CONS|LOG_PID, LOG_AUTH);
- syslog(LOG_ERR, "%s.", errbuf);
- } else
- fprintf(stderr, "%s.\n", errbuf);
-}
-
-/* Define the order in which to probe for UDP/TCP services */
-enum plist {
- use_tcp = 0,
- udp_tcp,
- udp_only,
-};
-static const u_int *
-proto_probelist(enum plist list)
-{
- static const u_int probe_udp_tcp[] = { IPPROTO_UDP, IPPROTO_TCP, 0 };
- static const u_int probe_both[] = { IPPROTO_TCP, IPPROTO_UDP, 0 };
- static const u_int probe_udponly[] = { IPPROTO_UDP, 0 };
-
- if (list == use_tcp)
- return probe_both;
- if (list == udp_tcp)
- return probe_udp_tcp;
- return probe_udponly;
-}
-
-/* Define the order in which NFS versions are probed on portmapper */
-static const u_long *
-nfs_probelist(const int vers)
-{
- static const u_long nfs2_probe[] = { 2, 0};
- static const u_long nfs3_probe[] = { 3, 2, 0};
- switch (vers) {
- case 3:
- return nfs3_probe;
- default:
- return nfs2_probe;
- }
-}
-
-/* Define the order in which Mountd versions are probed on portmapper */
-static const u_long *
-mnt_probelist(const int vers)
-{
- static const u_long mnt1_probe[] = { 1, 2, 0 };
- static const u_long mnt3_probe[] = { 3, 1, 2, 0 };
- switch (vers) {
- case 3:
- return mnt3_probe;
- default:
- return mnt1_probe;
- }
-}
-
-static int
-linux_version_code(void) {
- struct utsname my_utsname;
- int p, q, r;
-
- if (uname(&my_utsname) == 0) {
- p = atoi(strtok(my_utsname.release, "."));
- q = atoi(strtok(NULL, "."));
- r = atoi(strtok(NULL, "."));
- return MAKE_VERSION(p,q,r);
- }
- return 0;
-}
-
-/*
- * Unfortunately, the kernel prints annoying console messages
- * in case of an unexpected nfs mount version (instead of
- * just returning some error). Therefore we'll have to try
- * and figure out what version the kernel expects.
- *
- * Variables:
- * NFS_MOUNT_VERSION: these nfsmount sources at compile time
- * nfs_mount_version: version this source and running kernel can handle
- */
-int nfs_mount_version = NFS_MOUNT_VERSION;
-
-int
-find_kernel_nfs_mount_version(void) {
- static int kernel_version = -1;
- int mnt_version = NFS_MOUNT_VERSION;
-
- if (kernel_version == -1)
- kernel_version = linux_version_code();
-
- if (kernel_version) {
- if (kernel_version < MAKE_VERSION(2,1,32))
- mnt_version = 1;
- else if (kernel_version < MAKE_VERSION(2,2,18))
- mnt_version = 3;
- else if (kernel_version < MAKE_VERSION(2,3,0))
- mnt_version = 4; /* since 2.2.18pre9 */
- else if (kernel_version < MAKE_VERSION(2,3,99))
- mnt_version = 3;
- else if (kernel_version < MAKE_VERSION(2,6,3))
- mnt_version = 4;
- else
- mnt_version = 6;
- }
- if (mnt_version > NFS_MOUNT_VERSION)
- mnt_version = NFS_MOUNT_VERSION;
- return mnt_version;
-}
-
-int nfs_gethostbyname(const char *, struct sockaddr_in *);
-int nfs_gethostbyname(const char *hostname, struct sockaddr_in *saddr)
-{
- struct hostent *hp;
-
- saddr->sin_family = AF_INET;
- if (!inet_aton(hostname, &saddr->sin_addr)) {
- if ((hp = gethostbyname(hostname)) == NULL) {
- fprintf(stderr, _("mount: can't get address for %s\n"),
- hostname);
- return 0;
- } else {
- if (hp->h_length > sizeof(*saddr)) {
- fprintf(stderr,
- _("mount: got bad hp->h_length\n"));
- hp->h_length = sizeof(*saddr);
- }
- memcpy(&saddr->sin_addr, hp->h_addr, hp->h_length);
- }
- }
- return 1;
-}
-
-/*
- * getport() is very similar to pmap_getport() with
- * the exception this version uses a non-reserve ports
- * instead of reserve ports since reserve ports
- * are not needed for pmap requests.
- */
-static u_short
-getport(
- struct sockaddr_in *saddr,
- u_long prog,
- u_long vers,
- u_int prot)
-{
- u_short port;
- int socket;
- CLIENT *clnt = NULL;
- struct pmap parms;
- enum clnt_stat stat;
-
- saddr->sin_port = htons (PMAPPORT);
- socket = get_socket(saddr, prot, FALSE);
-
- switch (prot) {
- case IPPROTO_UDP:
- clnt = clntudp_bufcreate(saddr,
- PMAPPROG, PMAPVERS, TIMEOUT, &socket,
- UDPMSGSIZE, UDPMSGSIZE);
- break;
- case IPPROTO_TCP:
- clnt = clnttcp_create(saddr,
- PMAPPROG, PMAPVERS, &socket, 50, 500);
- break;
- }
- if (clnt != NULL) {
- parms.pm_prog = prog;
- parms.pm_vers = vers;
- parms.pm_prot = prot;
- parms.pm_port = 0; /* not needed or used */
-
- stat = clnt_call(clnt, PMAPPROC_GETPORT, (xdrproc_t)xdr_pmap,
- (caddr_t)&parms, (xdrproc_t)xdr_u_short, (caddr_t)&port, TIMEOUT);
- if (stat) {
- clnt_geterr(clnt, &rpc_createerr.cf_error);
- rpc_createerr.cf_stat = stat;
- }
- clnt_destroy(clnt);
- if (stat != RPC_SUCCESS)
- port = 0;
- else if (port == 0)
- rpc_createerr.cf_stat = RPC_PROGNOTREGISTERED;
- }
- if (socket != 1)
- close(socket);
-
- return port;
-}
-
-/*
- * Use the portmapper to discover whether or not the service we want is
- * available. The lists 'versions' and 'protos' define ordered sequences
- * of service versions and udp/tcp protocols to probe for.
- */
-static int
-probe_port(clnt_addr_t *server,
- const u_long *versions,
- const u_int *protos)
-{
- struct sockaddr_in *saddr = &server->saddr;
- struct pmap *pmap = &server->pmap;
- const u_long prog = pmap->pm_prog, *p_vers;
- const u_int prot = (u_int)pmap->pm_prot,
- *p_prot;
- const u_short port = (u_short) pmap->pm_port;
- u_long vers = pmap->pm_vers;
- u_short p_port;
- p_prot = prot ? &prot : protos;
- p_vers = vers ? &vers : versions;
- rpc_createerr.cf_stat = 0;
- for (;;) {
- saddr->sin_port = htons(PMAPPORT);
- p_port = getport(saddr, prog, *p_vers, *p_prot);
- if (p_port) {
- if (!port || port == p_port) {
- saddr->sin_port = htons(p_port);
- if (verbose) {
- fprintf(stderr,
- "mount: trying %s prog %ld vers %ld prot %s port %d\n",
- inet_ntoa(saddr->sin_addr), prog, *p_vers,
- *p_prot == IPPROTO_UDP ? "udp" : "tcp", p_port);
- }
- if (clnt_ping(saddr, prog, *p_vers, *p_prot, NULL))
- goto out_ok;
- if (rpc_createerr.cf_stat == RPC_TIMEDOUT)
- goto out_bad;
- }
- }
- if (rpc_createerr.cf_stat != RPC_PROGNOTREGISTERED)
- goto out_bad;
-
- if (!prot) {
- if (*++p_prot)
- continue;
- p_prot = protos;
- }
- if (vers == pmap->pm_vers) {
- p_vers = versions;
- vers = 0;
- }
- if (vers || !*++p_vers)
- break;
- }
-out_bad:
- return 0;
-
- out_ok:
- if (!vers)
- pmap->pm_vers = *p_vers;
- if (!prot)
- pmap->pm_prot = *p_prot;
- if (!port)
- pmap->pm_port = p_port;
- rpc_createerr.cf_stat = 0;
- return 1;
-}
-
-static int
-probe_nfsport(clnt_addr_t *nfs_server)
-{
- const struct pmap *pmap = &nfs_server->pmap;
- const u_long *probe_vers;
- const u_int *probe_prot;
-
- if (pmap->pm_vers && pmap->pm_prot && pmap->pm_port)
- return 1;
- probe_vers = nfs_probelist(MAX_NFSPROT);
- probe_prot = proto_probelist(HAVE_RELIABLE_TCP ? use_tcp : udp_only);
- return probe_port(nfs_server, probe_vers, probe_prot);
-}
-
-int probe_mntport(clnt_addr_t *mnt_server)
-{
- const struct pmap *pmap = &mnt_server->pmap;
- const u_long *probe_vers;
- const u_int *probe_prot;
-
- if (pmap->pm_vers && pmap->pm_prot && pmap->pm_port)
- return 1;
- probe_vers = mnt_probelist(MAX_MNTPROT);
- probe_prot = proto_probelist(HAVE_RELIABLE_TCP ? udp_tcp : udp_only);
- return probe_port(mnt_server, probe_vers, probe_prot);
-}
-
-static int
-probe_bothports(clnt_addr_t *mnt_server, clnt_addr_t *nfs_server)
-{
- struct pmap *nfs_pmap = &nfs_server->pmap;
- struct pmap *mnt_pmap = &mnt_server->pmap;
- struct pmap save_nfs, save_mnt;
- int res;
- const u_long *probe_vers;
-
- if (mnt_pmap->pm_vers && !nfs_pmap->pm_vers)
- nfs_pmap->pm_vers = mntvers_to_nfs(mnt_pmap->pm_vers);
- else if (nfs_pmap->pm_vers && !mnt_pmap->pm_vers)
- mnt_pmap->pm_vers = nfsvers_to_mnt(nfs_pmap->pm_vers);
- if (nfs_pmap->pm_vers)
- goto version_fixed;
- memcpy(&save_nfs, nfs_pmap, sizeof(save_nfs));
- memcpy(&save_mnt, mnt_pmap, sizeof(save_mnt));
- for (probe_vers = mnt_probelist(MAX_MNTPROT); *probe_vers; probe_vers++) {
- nfs_pmap->pm_vers = mntvers_to_nfs(*probe_vers);
- if ((res = probe_nfsport(nfs_server) != 0)) {
- mnt_pmap->pm_vers = nfsvers_to_mnt(nfs_pmap->pm_vers);
- if ((res = probe_mntport(mnt_server)) != 0)
- return 1;
- memcpy(mnt_pmap, &save_mnt, sizeof(*mnt_pmap));
- }
- switch (rpc_createerr.cf_stat) {
- case RPC_PROGVERSMISMATCH:
- case RPC_PROGNOTREGISTERED:
- break;
- default:
- goto out_bad;
- }
- memcpy(nfs_pmap, &save_nfs, sizeof(*nfs_pmap));
- }
- out_bad:
- return 0;
- version_fixed:
- if (!probe_nfsport(nfs_server))
- goto out_bad;
- return probe_mntport(mnt_server);
-}
+extern int sloppy;
static inline enum clnt_stat
nfs3_mount(CLIENT *clnt, mnt3arg_t *mnt3arg, mnt3res_t *mnt3res)
struct pmap *mnt_pmap = &mnt_server->pmap;
struct pmap *nfs_pmap = &nfs_server->pmap;
int len;
- char *opt, *opteq;
+ char *opt, *opteq, *p, *opt_b, *tmp_opts;
char *mounthost = NULL;
char cbuf[128];
+ int open_quote = 0;
data->flags = 0;
*bg = 0;
len = strlen(new_opts);
- for (opt = strtok(old_opts, ","); opt; opt = strtok(NULL, ",")) {
+ tmp_opts = xstrdup(old_opts);
+ for (p=tmp_opts, opt_b=NULL; p && *p; p++) {
+ if (!opt_b)
+ opt_b = p; /* begin of the option item */
+ if (*p == '"')
+ open_quote ^= 1; /* reverse the status */
+ if (open_quote)
+ continue; /* still in a quoted block */
+ if (*p == ',')
+ *p = '\0'; /* terminate the option item */
+ if (*p == '\0' || *(p+1) == '\0') {
+ opt = opt_b; /* opt is useful now */
+ opt_b = NULL;
+ }
+ else
+ continue; /* still somewhere in the option item */
+
if (strlen(opt) >= sizeof(cbuf))
goto bad_parameter;
if ((opteq = strchr(opt, '=')) && isdigit(opteq[1])) {
int val = atoi(opteq + 1);
*opteq = '\0';
-/* printf("opt=%s\n", opt); */
if (!strcmp(opt, "rsize"))
data->rsize = val;
else if (!strcmp(opt, "wsize"))
opt = "nfsvers";
#if NFS_MOUNT_VERSION >= 2
} else if (!strcmp(opt, "namlen")) {
- if (nfs_mount_version >= 2)
+ if (nfs_mount_data_version >= 2)
data->namlen = val;
+ else if (sloppy)
+ continue;
else
goto bad_parameter;
#endif
} else if (!strcmp(opt, "addr")) {
/* ignore */;
continue;
- } else
+ } else if (sloppy)
+ continue;
+ else
goto bad_parameter;
sprintf(cbuf, "%s=%s,", opt, opteq+1);
} else if (opteq) {
#if NFS_MOUNT_VERSION >= 2
data->flags &= ~NFS_MOUNT_TCP;
} else if (!strcmp(opteq+1, "tcp") &&
- nfs_mount_version > 2) {
+ nfs_mount_data_version > 2) {
nfs_pmap->pm_prot = IPPROTO_TCP;
mnt_pmap->pm_prot = IPPROTO_TCP;
data->flags |= NFS_MOUNT_TCP;
#endif
- } else
+ } else if (sloppy)
+ continue;
+ else
goto bad_parameter;
#if NFS_MOUNT_VERSION >= 5
} else if (!strcmp(opt, "sec")) {
char *secflavor = opteq+1;
/* see RFC 2623 */
- if (nfs_mount_version < 5) {
- printf(_("Warning: ignoring sec=%s option\n"), secflavor);
+ if (nfs_mount_data_version < 5) {
+ printf(_("Warning: ignoring sec=%s option\n"),
+ secflavor);
continue;
- } else if (!strcmp(secflavor, "sys"))
+ } else if (!strcmp(secflavor, "none"))
+ data->pseudoflavor = AUTH_NONE;
+ else if (!strcmp(secflavor, "sys"))
data->pseudoflavor = AUTH_SYS;
else if (!strcmp(secflavor, "krb5"))
data->pseudoflavor = AUTH_GSS_KRB5;
data->pseudoflavor = AUTH_GSS_SPKMI;
else if (!strcmp(secflavor, "spkm3p"))
data->pseudoflavor = AUTH_GSS_SPKMP;
+ else if (sloppy)
+ continue;
else {
printf(_("Warning: Unrecognized security flavor %s.\n"),
secflavor);
mounthost=xstrndup(opteq+1,
strcspn(opteq+1," \t\n\r,"));
else if (!strcmp(opt, "context")) {
- char *context = opteq + 1;
-
- if (strlen(context) > NFS_MAX_CONTEXT_LEN) {
- printf(_("context parameter exceeds limit of %d\n"),
- NFS_MAX_CONTEXT_LEN);
+ char *context = opteq + 1;
+ int ctxlen = strlen(context);
+
+ if (ctxlen > NFS_MAX_CONTEXT_LEN) {
+ nfs_error(_("context parameter exceeds"
+ " limit of %d"),
+ NFS_MAX_CONTEXT_LEN);
goto bad_parameter;
- }
- strncpy(data->context, context, NFS_MAX_CONTEXT_LEN);
- } else
+ }
+ /* The context string is in the format of
+ * "system_u:object_r:...". We only want
+ * the context str between the quotes.
+ */
+ if (*context == '"')
+ strncpy(data->context, context+1,
+ ctxlen-2);
+ else
+ strncpy(data->context, context,
+ NFS_MAX_CONTEXT_LEN);
+ } else if (sloppy)
+ continue;
+ else
goto bad_parameter;
sprintf(cbuf, "%s=%s,", opt, opteq+1);
} else {
val = 0;
opt += 2;
}
- if (!strcmp(opt, "bg"))
+ if (!strcmp(opt, "bg"))
*bg = val;
- else if (!strcmp(opt, "fg"))
+ else if (!strcmp(opt, "fg"))
*bg = !val;
else if (!strcmp(opt, "soft")) {
data->flags &= ~NFS_MOUNT_SOFT;
} else if (!strcmp(opt, "tcp")) {
data->flags &= ~NFS_MOUNT_TCP;
if (val) {
- if (nfs_mount_version < 2)
+ if (nfs_mount_data_version < 2)
goto bad_option;
nfs_pmap->pm_prot = IPPROTO_TCP;
mnt_pmap->pm_prot = IPPROTO_TCP;
} else if (!strcmp(opt, "udp")) {
data->flags &= ~NFS_MOUNT_TCP;
if (!val) {
- if (nfs_mount_version < 2)
+ if (nfs_mount_data_version < 2)
goto bad_option;
nfs_pmap->pm_prot = IPPROTO_TCP;
mnt_pmap->pm_prot = IPPROTO_TCP;
} else if (!strcmp(opt, "lock")) {
data->flags &= ~NFS_MOUNT_NONLM;
if (!val) {
- if (nfs_mount_version < 3)
+ if (nfs_mount_data_version < 3)
goto bad_option;
data->flags |= NFS_MOUNT_NONLM;
}
} else if (!strcmp(opt, "broken_suid")) {
data->flags &= ~NFS_MOUNT_BROKEN_SUID;
if (val) {
- if (nfs_mount_version < 4)
+ if (nfs_mount_data_version < 4)
goto bad_option;
data->flags |= NFS_MOUNT_BROKEN_SUID;
}
data->flags &= ~NFS_MOUNT_NOACL;
if (!val)
data->flags |= NFS_MOUNT_NOACL;
+ } else if (!strcmp(opt, "rdirplus")) {
+ data->flags &= ~NFS_MOUNT_NORDIRPLUS;
+ if (!val)
+ data->flags |= NFS_MOUNT_NORDIRPLUS;
+ } else if (!strcmp(opt, "sharecache")) {
+ data->flags &= ~NFS_MOUNT_UNSHARED;
+ if (!val)
+ data->flags |= NFS_MOUNT_UNSHARED;
#endif
} else {
bad_option:
- printf(_("Unsupported nfs mount option: "
- "%s%s\n"), val ? "" : "no", opt);
+ if (sloppy)
+ continue;
+ nfs_error(_("%s: Unsupported nfs mount option:"
+ " %s%s"), progname,
+ val ? "" : "no", opt);
goto out_bad;
}
- sprintf(cbuf, val ? "%s,":"no%s,", opt);
+ sprintf(cbuf, val ? "%s," : "no%s,", opt);
}
len += strlen(cbuf);
if (len >= opt_size) {
- printf(_("mount: excessively long option argument\n"));
+ nfs_error(_("%s: excessively long option argument"),
+ progname);
goto out_bad;
}
strcat(new_opts, cbuf);
goto out_bad;
*mnt_server->hostname = mounthost;
}
+ free(tmp_opts);
return 1;
bad_parameter:
- printf(_("Bad nfs mount parameter: %s\n"), opt);
+ nfs_error(_("%s: Bad nfs mount parameter: %s\n"), progname, opt);
out_bad:
+ free(tmp_opts);
return 0;
}
-static inline int
-nfsmnt_check_compat(const struct pmap *nfs_pmap, const struct pmap *mnt_pmap)
+static int nfsmnt_check_compat(const struct pmap *nfs_pmap,
+ const struct pmap *mnt_pmap)
{
- if (nfs_pmap->pm_vers &&
- (nfs_pmap->pm_vers > MAX_NFSPROT || nfs_pmap->pm_vers < 2)) {
- if (nfs_pmap->pm_vers == 4)
- fprintf(stderr, _("'vers=4' is not supported. "
- "Use '-t nfs4' instead.\n"));
- else
- fprintf(stderr, _("NFS version %ld is not supported.\n"),
- nfs_pmap->pm_vers);
+ unsigned int max_nfs_vers = (nfs_mount_data_version >= 4) ? 3 : 2;
+ unsigned int max_mnt_vers = (nfs_mount_data_version >= 4) ? 3 : 2;
+
+ if (nfs_pmap->pm_vers == 4) {
+ nfs_error(_("%s: Please use '-t nfs4' "
+ "instead of '-o vers=4'"), progname);
goto out_bad;
}
- if (mnt_pmap->pm_vers > MAX_MNTPROT) {
- fprintf(stderr, _("NFS mount version %ld s not supported.\n"),
- mnt_pmap->pm_vers);
+
+ if (nfs_pmap->pm_vers) {
+ if (nfs_pmap->pm_vers > max_nfs_vers || nfs_pmap->pm_vers < 2) {
+ nfs_error(_("%s: NFS version %ld is not supported"),
+ progname, nfs_pmap->pm_vers);
+ goto out_bad;
+ }
+ }
+
+ if (mnt_pmap->pm_vers > max_mnt_vers) {
+ nfs_error(_("%s: NFS mount version %ld is not supported"),
+ progname, mnt_pmap->pm_vers);
goto out_bad;
}
+
return 1;
- out_bad:
+
+out_bad:
return 0;
}
int
-nfsmount(const char *spec, const char *node, int *flags,
- char **extra_opts, char **mount_opts, int *nfs_mount_vers,
- int running_bg)
+nfsmount(const char *spec, const char *node, int flags,
+ char **extra_opts, int fake, int running_bg)
{
- static char *prev_bg_host;
char hostdir[1024];
char *hostname, *dirname, *old_opts, *mounthost = NULL;
char new_opts[1024], cbuf[1024];
int val;
static int doonce = 0;
- clnt_addr_t mnt_server = { &mounthost, };
- clnt_addr_t nfs_server = { &hostname, };
+ clnt_addr_t mnt_server = {
+ .hostname = &mounthost
+ };
+ clnt_addr_t nfs_server = {
+ .hostname = &hostname
+ };
struct sockaddr_in *nfs_saddr = &nfs_server.saddr;
- struct pmap *mnt_pmap = &mnt_server.pmap,
+ struct pmap *mnt_pmap = &mnt_server.pmap,
*nfs_pmap = &nfs_server.pmap;
struct pmap save_mnt, save_nfs;
- int fsock;
+ int fsock = -1;
mntres_t mntres;
struct stat statbuf;
char *s;
int bg, retry;
- int retval;
+ int retval = EX_FAIL;
time_t t;
time_t prevt;
time_t timeout;
- /* The version to try is either specified or 0
- In case it is 0 we tell the caller what we tried */
- if (!*nfs_mount_vers)
- *nfs_mount_vers = find_kernel_nfs_mount_version();
- nfs_mount_version = *nfs_mount_vers;
-
- retval = EX_FAIL;
- fsock = -1;
if (strlen(spec) >= sizeof(hostdir)) {
- fprintf(stderr, _("mount: "
- "excessively long host:dir argument\n"));
+ nfs_error(_("%s: excessively long host:dir argument"),
+ progname);
goto fail;
}
strcpy(hostdir, spec);
until they can be fully supported. (mack@sgi.com) */
if ((s = strchr(hostdir, ','))) {
*s = '\0';
- fprintf(stderr,
- _("mount: warning: "
- "multiple hostnames not supported\n"));
+ nfs_error(_("%s: warning: "
+ "multiple hostnames not supported"),
+ progname);
}
} else {
- fprintf(stderr,
- _("mount: "
- "directory to mount not in host:dir format\n"));
+ nfs_error(_("%s: directory to mount not in host:dir format"),
+ progname);
goto fail;
}
#if NFS_MOUNT_VERSION >= 2
data.namlen = NAME_MAX;
#endif
- data.pseudoflavor = AUTH_SYS;
bg = 0;
- retry = 10000; /* 10000 minutes ~ 1 week */
+ retry = -1;
memset(mnt_pmap, 0, sizeof(*mnt_pmap));
mnt_pmap->pm_prog = MOUNTPROG;
goto fail;
if (!nfsmnt_check_compat(nfs_pmap, mnt_pmap))
goto fail;
-
- if (retry == 10000 && !bg)
- retry = 2; /* reset for fg mounts */
-
+
+ if (retry == -1) {
+ if (bg)
+ retry = 10000; /* 10000 mins == ~1 week*/
+ else
+ retry = 2; /* 2 min default on fg mounts */
+ }
#ifdef NFS_MOUNT_DEBUG
- printf("rsize = %d, wsize = %d, timeo = %d, retrans = %d\n",
+ printf(_("rsize = %d, wsize = %d, timeo = %d, retrans = %d\n"),
data.rsize, data.wsize, data.timeo, data.retrans);
- printf("acreg (min, max) = (%d, %d), acdir (min, max) = (%d, %d)\n",
+ printf(_("acreg (min, max) = (%d, %d), acdir (min, max) = (%d, %d)\n"),
data.acregmin, data.acregmax, data.acdirmin, data.acdirmax);
- printf("port = %d, bg = %d, retry = %d, flags = %.8x\n",
+ printf(_("port = %lu, bg = %d, retry = %d, flags = %.8x\n"),
nfs_pmap->pm_port, bg, retry, data.flags);
- printf("mountprog = %d, mountvers = %d, nfsprog = %d, nfsvers = %d\n",
+ printf(_("mountprog = %lu, mountvers = %lu, nfsprog = %lu, nfsvers = %lu\n"),
mnt_pmap->pm_prog, mnt_pmap->pm_vers,
nfs_pmap->pm_prog, nfs_pmap->pm_vers);
- printf("soft = %d, intr = %d, posix = %d, nocto = %d, noac = %d ",
+ printf(_("soft = %d, intr = %d, posix = %d, nocto = %d, noac = %d"),
(data.flags & NFS_MOUNT_SOFT) != 0,
(data.flags & NFS_MOUNT_INTR) != 0,
(data.flags & NFS_MOUNT_POSIX) != 0,
(data.flags & NFS_MOUNT_NOCTO) != 0,
(data.flags & NFS_MOUNT_NOAC) != 0);
#if NFS_MOUNT_VERSION >= 2
- printf("tcp = %d ",
+ printf(_(", tcp = %d"),
(data.flags & NFS_MOUNT_TCP) != 0);
#endif
#if NFS_MOUNT_VERSION >= 4
- printf("noacl = %d ", (data.flags & NFS_MOUNT_NOACL) != 0);
+ printf(_(", noacl = %d"), (data.flags & NFS_MOUNT_NOACL) != 0);
#endif
#if NFS_MOUNT_VERSION >= 5
- printf("sec = %u ", data.pseudoflavor);
+ printf(_(", sec = %u"), data.pseudoflavor);
+ printf(_(", readdirplus = %d"), (data.flags & NFS_MOUNT_NORDIRPLUS) != 0);
#endif
printf("\n");
#endif
- data.version = nfs_mount_version;
- *mount_opts = (char *) &data;
+ data.version = nfs_mount_data_version;
- if (*flags & MS_REMOUNT)
+ if (flags & MS_REMOUNT)
goto out_ok;
- /*
- * If the previous mount operation on the same host was
- * backgrounded, and the "bg" for this mount is also set,
- * give up immediately, to avoid the initial timeout.
- */
- if (bg && !running_bg &&
- prev_bg_host && strcmp(hostname, prev_bg_host) == 0) {
- if (retry > 0)
- retval = EX_BG;
- return retval;
- }
-
/* create mount deamon client */
/*
if (errno == ETIMEDOUT)
break;
default:
- mount_errors(*nfs_server.hostname, 0, bg);
+ rpc_mount_errors(*nfs_server.hostname, 0, bg);
goto fail;
}
t = time(NULL);
if (t >= timeout) {
- mount_errors(*nfs_server.hostname, 0, bg);
+ rpc_mount_errors(*nfs_server.hostname, 0, bg);
goto fail;
}
- mount_errors(*nfs_server.hostname, 1, bg);
+ rpc_mount_errors(*nfs_server.hostname, 1, bg);
continue;
}
if (!running_bg) {
- prev_bg_host = xstrdup(hostname);
if (retry > 0)
retval = EX_BG;
goto fail;
}
t = time(NULL);
if (t >= timeout) {
- mount_errors(*nfs_server.hostname, 0, bg);
+ rpc_mount_errors(*nfs_server.hostname, 0, bg);
goto fail;
}
if (doonce++ < 1)
- mount_errors(*nfs_server.hostname, 1, bg);
+ rpc_mount_errors(*nfs_server.hostname, 1, bg);
}
- if (nfs_pmap->pm_vers == 2) {
+ if (mnt_pmap->pm_vers <= 2) {
if (mntres.nfsv2.fhs_status != 0) {
- fprintf(stderr,
- _("mount: %s:%s failed, reason given by server: %s\n"),
- hostname, dirname,
- nfs_strerror(mntres.nfsv2.fhs_status));
+ nfs_error(_("%s: %s:%s failed, reason given by server: %s"),
+ progname, hostname, dirname,
+ nfs_strerror(mntres.nfsv2.fhs_status));
goto fail;
}
memcpy(data.root.data,
#if NFS_MOUNT_VERSION >= 4
mountres3_ok *mountres;
fhandle3 *fhandle;
- int i, *flavor, yum = 0;
+ int i, n_flavors, *flavor, yum = 0;
if (mntres.nfsv3.fhs_status != 0) {
- fprintf(stderr,
- _("mount: %s:%s failed, reason given by server: %s\n"),
- hostname, dirname,
- nfs_strerror(mntres.nfsv3.fhs_status));
+ nfs_error(_("%s: %s:%s failed, reason given by server: %s"),
+ progname, hostname, dirname,
+ nfs_strerror(mntres.nfsv3.fhs_status));
goto fail;
}
#if NFS_MOUNT_VERSION >= 5
mountres = &mntres.nfsv3.mountres3_u.mountinfo;
- i = mountres->auth_flavours.auth_flavours_len;
- if (i <= 0)
- goto noauth_flavours;
-
- flavor = mountres->auth_flavours.auth_flavours_val;
- while (--i >= 0) {
+ n_flavors = mountres->auth_flavors.auth_flavors_len;
+ if (n_flavors <= 0)
+ goto noauth_flavors;
+
+ flavor = mountres->auth_flavors.auth_flavors_val;
+ for (i = 0; i < n_flavors; ++i) {
+ /*
+ * Per RFC2623, section 2.7, we should prefer the
+ * flavour listed first.
+ * If no flavour requested, use the first simple
+ * flavour that is offered.
+ */
+ if (! (data.flags & NFS_MOUNT_SECFLAVOUR) &&
+ (flavor[i] == AUTH_SYS ||
+ flavor[i] == AUTH_NONE)) {
+ data.pseudoflavor = flavor[i];
+ data.flags |= NFS_MOUNT_SECFLAVOUR;
+ }
if (flavor[i] == data.pseudoflavor)
yum = 1;
#ifdef NFS_MOUNT_DEBUG
- printf("auth flavor %d: %d\n",
- i, flavor[i]);
+ printf(_("auth flavor %d: %d\n"), i, flavor[i]);
#endif
}
if (!yum) {
- fprintf(stderr,
- "mount: %s:%s failed, "
- "security flavor not supported\n",
- hostname, dirname);
- /* server has registered us in mtab, send umount */
+ nfs_error(_("%s: %s:%s failed, security flavor "
+ "not supported"),
+ progname, hostname, dirname);
+ /* server has registered us in rmtab, send umount */
nfs_call_umount(&mnt_server, &dirname);
goto fail;
}
-noauth_flavours:
+noauth_flavors:
#endif
fhandle = &mntres.nfsv3.mountres3_u.mountinfo.fhandle;
memset(data.old_root.data, 0, NFS_FHSIZE);
#endif
}
- /* create nfs socket for kernel */
-
- if (nfs_pmap->pm_prot == IPPROTO_TCP)
- fsock = socket(AF_INET, SOCK_STREAM, IPPROTO_TCP);
- else
- fsock = socket(AF_INET, SOCK_DGRAM, IPPROTO_UDP);
- if (fsock < 0) {
- perror(_("nfs socket"));
- goto fail;
- }
- if (bindresvport(fsock, 0) < 0) {
- perror(_("nfs bindresvport"));
- goto fail;
+ if (nfs_mount_data_version == 1) {
+ /* create nfs socket for kernel */
+ if (nfs_pmap->pm_prot == IPPROTO_TCP)
+ fsock = socket(AF_INET, SOCK_STREAM, IPPROTO_TCP);
+ else
+ fsock = socket(AF_INET, SOCK_DGRAM, IPPROTO_UDP);
+ if (fsock < 0) {
+ perror(_("nfs socket"));
+ goto fail;
+ }
+ if (bindresvport(fsock, 0) < 0) {
+ perror(_("nfs bindresvport"));
+ goto fail;
+ }
}
+
#ifdef NFS_MOUNT_DEBUG
- printf(_("using port %d for nfs deamon\n"), nfs_pmap->pm_port);
+ printf(_("using port %lu for nfs deamon\n"), nfs_pmap->pm_port);
#endif
nfs_saddr->sin_port = htons(nfs_pmap->pm_port);
/*
* to avoid problems with multihomed hosts.
* --Swen
*/
- if (linux_version_code() <= 66314
+ if (linux_version_code() <= MAKE_VERSION(1, 3, 10) && fsock != -1
&& connect(fsock, (struct sockaddr *) nfs_saddr,
sizeof (*nfs_saddr)) < 0) {
perror(_("nfs connect"));
out_ok:
/* Ensure we have enough padding for the following strcat()s */
if (strlen(new_opts) + strlen(s) + 30 >= sizeof(new_opts)) {
- fprintf(stderr, _("mount: "
- "excessively long option argument\n"));
+ nfs_error(_("%s: excessively long option argument"),
+ progname);
goto fail;
}
strcat(new_opts, cbuf);
*extra_opts = xstrdup(new_opts);
- return 0;
+
+ if (!fake && !(data.flags & NFS_MOUNT_NONLM)) {
+ if (!start_statd()) {
+ nfs_error(_("%s: rpc.statd is not running but is "
+ "required for remote locking.\n"
+ " Either use '-o nolock' to keep "
+ "locks local, or start statd."),
+ progname);
+ goto fail;
+ }
+ }
+
+ if (!fake) {
+ if (mount(spec, node, "nfs",
+ flags & ~(MS_USER|MS_USERS), &data)) {
+ mount_error(spec, node, errno);
+ goto fail;
+ }
+ }
+
+ return EX_SUCCESS;
/* abort */
fail:
close(fsock);
return retval;
}
-
-/*
- * We need to translate between nfs status return values and
- * the local errno values which may not be the same.
- *
- * Andreas Schwab <schwab@LS5.informatik.uni-dortmund.de>: change errno:
- * "after #include <errno.h> the symbol errno is reserved for any use,
- * it cannot even be used as a struct tag or field name".
- */
-
-#ifndef EDQUOT
-#define EDQUOT ENOSPC
-#endif
-
-static struct {
- enum nfsstat stat;
- int errnum;
-} nfs_errtbl[] = {
- { NFS_OK, 0 },
- { NFSERR_PERM, EPERM },
- { NFSERR_NOENT, ENOENT },
- { NFSERR_IO, EIO },
- { NFSERR_NXIO, ENXIO },
- { NFSERR_ACCES, EACCES },
- { NFSERR_EXIST, EEXIST },
- { NFSERR_NODEV, ENODEV },
- { NFSERR_NOTDIR, ENOTDIR },
- { NFSERR_ISDIR, EISDIR },
-#ifdef NFSERR_INVAL
- { NFSERR_INVAL, EINVAL }, /* that Sun forgot */
-#endif
- { NFSERR_FBIG, EFBIG },
- { NFSERR_NOSPC, ENOSPC },
- { NFSERR_ROFS, EROFS },
- { NFSERR_NAMETOOLONG, ENAMETOOLONG },
- { NFSERR_NOTEMPTY, ENOTEMPTY },
- { NFSERR_DQUOT, EDQUOT },
- { NFSERR_STALE, ESTALE },
-#ifdef EWFLUSH
- { NFSERR_WFLUSH, EWFLUSH },
-#endif
- /* Throw in some NFSv3 values for even more fun (HP returns these) */
- { 71, EREMOTE },
-
- { -1, EIO }
-};
-
-static char *nfs_strerror(int stat)
-{
- int i;
- static char buf[256];
-
- for (i = 0; nfs_errtbl[i].stat != -1; i++) {
- if (nfs_errtbl[i].stat == stat)
- return strerror(nfs_errtbl[i].errnum);
- }
- sprintf(buf, _("unknown nfs status return value: %d"), stat);
- return buf;
-}