From fdd20492638fe98a62b5e6d5e82f18cf4799fd1a Mon Sep 17 00:00:00 2001 From: Amar Tumballi Date: Mon, 21 Jun 2010 07:00:04 +0000 Subject: rpc protocol Signed-off-by: Amar Tumballi Signed-off-by: Raghavendra G Signed-off-by: Anand V. Avati BUG: 875 (Implement a new protocol to provide proper backward/forward compatibility) URL: http://bugs.gluster.com/cgi-bin/bugzilla3/show_bug.cgi?id=875 --- xlators/protocol/client/src/client.h | 125 +++++++++++++++++++++++++++++++++++ 1 file changed, 125 insertions(+) create mode 100644 xlators/protocol/client/src/client.h (limited to 'xlators/protocol/client/src/client.h') diff --git a/xlators/protocol/client/src/client.h b/xlators/protocol/client/src/client.h new file mode 100644 index 00000000000..9d713bed204 --- /dev/null +++ b/xlators/protocol/client/src/client.h @@ -0,0 +1,125 @@ +/* + Copyright (c) 2010 Gluster, Inc. + This file is part of GlusterFS. + + GlusterFS is free software; you can redistribute it and/or modify + it under the terms of the GNU General Public License as published + by the Free Software Foundation; either version 3 of the License, + or (at your option) any later version. + + GlusterFS is distributed in the hope that it will be useful, but + WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program. If not, see + . +*/ + +#ifndef _CLIENT_H +#define _CLIENT_H + +#include +#include + +#include "rpc-clnt.h" +#include "list.h" +#include "inode.h" +#include "client-mem-types.h" +#include "protocol-common.h" + +struct clnt_options { + char *remote_subvolume; + int ping_timeout; +}; + +typedef struct clnt_conf { + struct rpc_clnt *rpc; + struct clnt_options opt; + struct rpc_clnt_config rpc_conf; + struct list_head saved_fds; + pthread_mutex_t lock; + int connecting; + struct timeval last_sent; + struct timeval last_received; + + rpc_clnt_prog_t *fops; + rpc_clnt_prog_t *mgmt; + rpc_clnt_prog_t *handshake; +} clnt_conf_t; + +typedef struct _client_fd_ctx { + struct list_head sfd_pos; /* Stores the reference to this + fd's position in the saved_fds list. + */ + int64_t remote_fd; + inode_t *inode; + uint64_t ino; + uint64_t gen; + char is_dir; + char released; + int32_t flags; + int32_t wbflags; +} clnt_fd_ctx_t; + +typedef struct client_local { + loc_t loc; + loc_t loc2; + fd_t *fd; + clnt_fd_ctx_t *fdctx; + uint32_t flags; + uint32_t wbflags; + fop_cbk_fn_t op; +} clnt_local_t; + +typedef struct client_args { + loc_t *loc; + fd_t *fd; + dict_t *xattr_req; + const char *linkname; + struct iobref *iobref; + struct iovec *vector; + dict_t *xattr; + struct iatt *stbuf; + dict_t *dict; + loc_t *oldloc; + loc_t *newloc; + const char *name; + struct flock *flock; + const char *volume; + const char *basename; + off_t offset; + int32_t mask; + int32_t cmd; + size_t size; + mode_t mode; + dev_t rdev; + int32_t flags; + int32_t wbflags; + int32_t count; + int32_t datasync; + entrylk_cmd cmd_entrylk; + entrylk_type type; + gf_xattrop_flags_t optype; + int32_t valid; + int32_t len; +} clnt_args_t; + +typedef ssize_t (*gfs_serialize_t) (struct iovec outmsg, void *args); + +clnt_fd_ctx_t *this_fd_get_ctx (fd_t *file, xlator_t *this); +clnt_fd_ctx_t *this_fd_del_ctx (fd_t *file, xlator_t *this); +void this_fd_set_ctx (fd_t *file, xlator_t *this, loc_t *loc, + clnt_fd_ctx_t *ctx); + +int client_local_wipe (clnt_local_t *local); +int client_submit_request (xlator_t *this, void *req, + call_frame_t *frame, rpc_clnt_prog_t *prog, + int procnum, struct iobref *iobref, + gfs_serialize_t sfunc); + +int protocol_client_reopendir (xlator_t *this, clnt_fd_ctx_t *fdctx); +int protocol_client_reopen (xlator_t *this, clnt_fd_ctx_t *fdctx); + +#endif /* !_CLIENT_H */ -- cgit