#include "rpcmisc.h"
extern void cache_open(void);
-extern struct nfs_fh_len *cache_get_filehandle(nfs_export *exp, int len);
+extern struct nfs_fh_len *cache_get_filehandle(nfs_export *exp, int len, char *p);
extern void cache_export(nfs_export *exp);
extern void my_svc_run(void);
{
struct sockaddr_in *sin =
(struct sockaddr_in *) svc_getcaller(rqstp->rq_xprt);
- struct stat stb;
+ struct stat stb, estb;
nfs_export *exp;
char rpath[MAXPATHLEN+1];
char *p = *path;
} else if (!S_ISDIR(stb.st_mode) && !S_ISREG(stb.st_mode)) {
xlog(L_WARNING, "%s is not a directory or regular file", p);
*error = NFSERR_NOTDIR;
+ } else if (stat(exp->m_export.e_path, &estb) < 0) {
+ xlog(L_WARNING, "can't stat export point %s: %s",
+ p, strerror(errno));
+ *error = NFSERR_NOENT;
+ } else if (estb.st_dev != stb.st_dev
+ /* && (!new_cache || !(exp->m_export.e_flags & NFSEXP_CROSSMNT)) */
+ ) {
+ xlog(L_WARNING, "request to export directory %s below nearest filesystem %s",
+ p, exp->m_export.e_path);
+ *error = NFSERR_ACCES;
+ } else if (exp->m_export.e_mountpoint &&
+ !is_mountpoint(exp->m_export.e_mountpoint[0]?
+ exp->m_export.e_mountpoint:
+ exp->m_export.e_path)) {
+ xlog(L_WARNING, "request to export an unmounted filesystem: %s",
+ p);
+ *error = NFSERR_NOENT;
} else if (new_cache) {
/* This will be a static private nfs_export with just one
* address. We feed it to kernel then extract the filehandle,
struct nfs_fh_len *fh;
cache_export(exp);
- fh = cache_get_filehandle(exp, v3?64:32);
+ fh = cache_get_filehandle(exp, v3?64:32, p);
if (fh == NULL)
*error = NFSERR_ACCES;
else
char *export_file = _PATH_EXPORTS;
int foreground = 0;
int port = 0;
- int descriptors = 256;
+ int descriptors = 0;
int c;
struct sigaction sa;
struct rlimit rlim;
/* Parse the command line options and arguments. */
opterr = 0;
- while ((c = getopt_long(argc, argv, "on:Fd:f:p:P:hN:V:v", longopts, NULL)) != EOF)
+ while ((c = getopt_long(argc, argv, "o:n:Fd:f:p:P:hN:V:v", longopts, NULL)) != EOF)
switch (c) {
case 'o':
descriptors = atoi(optarg);
exit(1);
}
- if (getrlimit (RLIMIT_NOFILE, &rlim) != 0) {
- fprintf(stderr, "%s: getrlimit (RLIMIT_NOFILE) failed: %s\n",
- argv [0], strerror(errno));
- exit(1);
- }
+ if (descriptors) {
+ if (getrlimit (RLIMIT_NOFILE, &rlim) != 0) {
+ fprintf(stderr, "%s: getrlimit (RLIMIT_NOFILE) failed: %s\n",
+ argv [0], strerror(errno));
+ exit(1);
+ }
- rlim.rlim_cur = descriptors;
- if (setrlimit (RLIMIT_NOFILE, &rlim) != 0) {
- fprintf(stderr, "%s: setrlimit (RLIMIT_NOFILE) failed: %s\n",
- argv [0], strerror(errno));
- exit(1);
+ rlim.rlim_cur = descriptors;
+ if (setrlimit (RLIMIT_NOFILE, &rlim) != 0) {
+ fprintf(stderr, "%s: setrlimit (RLIMIT_NOFILE) failed: %s\n",
+ argv [0], strerror(errno));
+ exit(1);
+ }
}
-
/* Initialize logging. */
/* xlog_open("mountd"); */
sigaction(SIGHUP, &sa, NULL);
sigaction(SIGINT, &sa, NULL);
sigaction(SIGTERM, &sa, NULL);
+ sigaction(SIGPIPE, &sa, NULL);
/* WARNING: the following works on Linux and SysV, but not BSD! */
sigaction(SIGCHLD, &sa, NULL);