#include "blkid/blkid.h"
#endif
+/*
+ * Invoked by RPC service loop
+ */
+void cache_set_fds(fd_set *fdset);
+int cache_process_req(fd_set *readfds);
enum nfsd_fsid {
FSID_DEV = 0,
* Record is terminated with newline.
*
*/
-int cache_export_ent(char *domain, struct exportent *exp, char *p);
+static int cache_export_ent(char *domain, struct exportent *exp, char *p);
char *lbuf = NULL;
int lbuflen = 0;
extern int use_ipaddr;
-void auth_unix_ip(FILE *f)
+static void auth_unix_ip(FILE *f)
{
/* requests are
* class IP-ADDR
*/
char *cp;
char class[20];
- char ipaddr[20];
+ char ipaddr[INET6_ADDRSTRLEN];
char *client = NULL;
struct addrinfo *tmp = NULL;
struct addrinfo *ai = NULL;
strcmp(class, "nfsd") != 0)
return;
- if (qword_get(&cp, ipaddr, 20) <= 0)
+ if (qword_get(&cp, ipaddr, sizeof(ipaddr)) <= 0)
return;
tmp = host_pton(ipaddr);
free(client);
}
-void auth_unix_gid(FILE *f)
+static void auth_unix_gid(FILE *f)
{
/* Request are
* uid
#define get_uuid_blkdev(path) (NULL)
#endif
-int get_uuid(const char *val, int uuidlen, char *u)
+static int get_uuid(const char *val, int uuidlen, char *u)
{
/* extract hex digits from uuidstr and compose a uuid
* of the given length (max 16), xoring bytes to make
return 1;
}
-int uuid_by_path(char *path, int type, int uuidlen, char *uuid)
+static int uuid_by_path(char *path, int type, int uuidlen, char *uuid)
{
/* get a uuid for the filesystem found at 'path'.
* There are several possible ways of generating the
return me->mnt_dir;
}
-void nfsd_fh(FILE *f)
+static void nfsd_fh(FILE *f)
{
/* request are:
* domain fsidtype fsid
return;
}
-static void write_fsloc(FILE *f, struct exportent *ep, char *path)
+static void write_fsloc(FILE *f, struct exportent *ep)
{
struct servers *servers;
if (ep->e_fslocmethod == FSLOC_NONE)
return;
- servers = replicas_lookup(ep->e_fslocmethod, ep->e_fslocdata, path);
+ servers = replicas_lookup(ep->e_fslocmethod, ep->e_fslocdata);
if (!servers)
return;
qword_print(f, "fsloc");
qword_printint(f, exp->e_anonuid);
qword_printint(f, exp->e_anongid);
qword_printint(f, exp->e_fsid);
- write_fsloc(f, exp, path);
+ write_fsloc(f, exp);
write_secinfo(f, exp, flag_mask);
if (exp->e_uuid == NULL || different_fs) {
char u[16];
return found;
}
-void nfsd_export(FILE *f)
+static void nfsd_export(FILE *f)
{
/* requests are:
* domain path
void (*cache_handle)(FILE *f);
FILE *f;
} cachelist[] = {
- { "auth.unix.ip", auth_unix_ip},
- { "auth.unix.gid", auth_unix_gid},
- { "nfsd.export", nfsd_export},
- { "nfsd.fh", nfsd_fh},
- { NULL, NULL }
+ { "auth.unix.ip", auth_unix_ip, NULL},
+ { "auth.unix.gid", auth_unix_gid, NULL},
+ { "nfsd.export", nfsd_export, NULL},
+ { "nfsd.fh", nfsd_fh, NULL},
+ { NULL, NULL, NULL }
};
extern int manage_gids;
+
+/**
+ * cache_open - prepare communications channels with kernel RPC caches
+ *
+ */
void cache_open(void)
{
int i;
}
}
+/**
+ * cache_set_fds - prepare cache file descriptors for one iteration of the service loop
+ * @fdset: pointer to fd_set to prepare
+ */
void cache_set_fds(fd_set *fdset)
{
int i;
}
}
+/**
+ * cache_process_req - process any active cache file descriptors during service loop iteration
+ * @fdset: pointer to fd_set to examine for activity
+ */
int cache_process_req(fd_set *readfds)
{
int i;
* % echo $domain $path $[now+30*60] $options $anonuid $anongid $fsid > /proc/net/rpc/nfsd.export/channel
*/
-int cache_export_ent(char *domain, struct exportent *exp, char *path)
+static int cache_export_ent(char *domain, struct exportent *exp, char *path)
{
int err;
FILE *f = fopen("/proc/net/rpc/nfsd.export/channel", "w");
* and export them with the same options
*/
struct stat stb;
- int l = strlen(exp->e_path);
- int dev;
+ size_t l = strlen(exp->e_path);
+ __dev_t dev;
if (strlen(path) <= l || path[l] != '/' ||
strncmp(exp->e_path, path, l) != 0)
return err;
}
+/**
+ * cache_export - Inform kernel of a new nfs_export
+ * @exp: target nfs_export
+ * @path: NUL-terminated C string containing export path
+ */
int cache_export(nfs_export *exp, char *path)
{
- char buf[INET_ADDRSTRLEN];
+ char buf[INET6_ADDRSTRLEN];
int err;
FILE *f;
qword_print(f, "nfsd");
- qword_print(f,
+ qword_print(f,
host_ntop(get_addrlist(exp->m_client, 0), buf, sizeof(buf)));
qword_printint(f, time(0)+30*60);
qword_print(f, exp->m_client->m_hostname);
return err;
}
-/* Get a filehandle.
+/**
+ * cache_get_filehandle - given an nfs_export, get its root filehandle
+ * @exp: target nfs_export
+ * @len: length of requested file handle
+ * @p: NUL-terminated C string containing export path
+ *
+ * Returns pointer to NFS file handle of root directory of export
+ *
* {
* echo $domain $path $length
* read filehandle <&0
fh.fh_size = qword_get(&bp, (char *)fh.fh_handle, NFS3_FHSIZE);
return &fh;
}
-