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Diffstat (limited to 'xlators/nfs/server/src/mount3.h')
| -rw-r--r-- | xlators/nfs/server/src/mount3.h | 131 |
1 files changed, 131 insertions, 0 deletions
diff --git a/xlators/nfs/server/src/mount3.h b/xlators/nfs/server/src/mount3.h new file mode 100644 index 000000000..7fc16ed57 --- /dev/null +++ b/xlators/nfs/server/src/mount3.h @@ -0,0 +1,131 @@ +/* + Copyright (c) 2010-2011 Gluster, Inc. <http://www.gluster.com> + This file is part of GlusterFS. + + This file is licensed to you under your choice of the GNU Lesser + General Public License, version 3 or any later version (LGPLv3 or + later), or the GNU General Public License, version 2 (GPLv2), in all + cases as published by the Free Software Foundation. +*/ + +#ifndef _MOUNT3_H_ +#define _MOUNT3_H_ + +#ifndef _CONFIG_H +#define _CONFIG_H +#include "config.h" +#endif + +#include "rpcsvc.h" +#include "dict.h" +#include "xlator.h" +#include "iobuf.h" +#include "nfs.h" +#include "list.h" +#include "xdr-nfs3.h" +#include "locking.h" +#include "nfs3-fh.h" +#include "uuid.h" + +/* Registered with portmap */ +#define GF_MOUNTV3_PORT 38465 +#define GF_MOUNTV3_IOB (2 * GF_UNIT_KB) +#define GF_MOUNTV3_IOBPOOL (GF_MOUNTV3_IOB * 50) + +#define GF_MOUNTV1_PORT 38466 +#define GF_MNT GF_NFS"-mount" + +extern rpcsvc_program_t * +mnt3svc_init (xlator_t *nfsx); + +extern rpcsvc_program_t * +mnt1svc_init (xlator_t *nfsx); + +extern int +mount_init_state (xlator_t *nfsx); + +extern int +mount_reconfigure_state (xlator_t *nfsx, dict_t *options); + +void +mount_rewrite_rmtab (struct mount3_state *ms, char *new_rmtab); + +/* Data structure used to store the list of mounts points currently + * in use by NFS clients. + */ +struct mountentry { + /* Links to mount3_state->mountlist. */ + struct list_head mlist; + + /* The export name */ + char exname[MNTPATHLEN]; + char hostname[MNTPATHLEN]; +}; + +#define MNT3_EXPTYPE_VOLUME 1 +#define MNT3_EXPTYPE_DIR 2 + +/* Structure to hold export-dir AUTH parameter */ +struct host_auth_spec { + char *host_addr; /* Allowed IP or host name */ + int routeprefix; /* Routing prefix */ + struct host_auth_spec *next; /* Pointer to next AUTH struct */ +}; + +struct mnt3_export { + struct list_head explist; + + /* The string that may contain either the volume name if the full volume + * is exported or the subdirectory in the volume. + */ + char *expname; + /* + * IP address, hostname or subnets who are allowed to connect to expname + * subvolume or subdirectory + */ + struct host_auth_spec* hostspec; + xlator_t *vol; + int exptype; + + /* Extracted from nfs volume options if nfs.dynamicvolumes is on. + */ + uuid_t volumeid; +}; + +struct mount3_state { + xlator_t *nfsx; + + /* The buffers for all network IO are got from this pool. */ + struct iobuf_pool *iobpool; + + /* List of exports, can be volumes or directories in those volumes. */ + struct list_head exportlist; + + /* List of current mount points over all the exports from this + * server. + */ + struct list_head mountlist; + + /* Used to protect the mountlist. */ + gf_lock_t mountlock; + + /* Set to 0 if exporting full volumes is disabled. On by default. */ + gf_boolean_t export_volumes; + gf_boolean_t export_dirs; +}; + +#define gf_mnt3_export_dirs(mst) ((mst)->export_dirs) + +struct mount3_resolve_state { + struct mnt3_export *exp; + struct mount3_state *mstate; + rpcsvc_request_t *req; + + char remainingdir[MNTPATHLEN]; + loc_t resolveloc; + struct nfs3_fh parentfh; +}; + +typedef struct mount3_resolve_state mnt3_resolve_t; + +#endif |
