From 0991858fca6dc93de685e9527fb9ff47d77f616f Mon Sep 17 00:00:00 2001 From: Vikas Gorur Date: Tue, 3 Mar 2009 16:00:58 +0530 Subject: added fgetxattr and fsetxattr FOPs Signed-off-by: Anand V. Avati --- xlators/protocol/server/src/server-protocol.c | 204 +++++++++++++++++++++++++- 1 file changed, 203 insertions(+), 1 deletion(-) (limited to 'xlators/protocol/server/src') diff --git a/xlators/protocol/server/src/server-protocol.c b/xlators/protocol/server/src/server-protocol.c index 4e06aaa5e..0a3e3e011 100644 --- a/xlators/protocol/server/src/server-protocol.c +++ b/xlators/protocol/server/src/server-protocol.c @@ -1339,6 +1339,67 @@ server_getxattr_cbk (call_frame_t *frame, return 0; } + +int32_t +server_fgetxattr_cbk (call_frame_t *frame, + void *cookie, + xlator_t *this, + int32_t op_ret, + int32_t op_errno, + dict_t *dict) +{ + gf_hdr_common_t *hdr = NULL; + gf_fop_fgetxattr_rsp_t *rsp = NULL; + server_state_t *state = NULL; + size_t hdrlen = 0; + int32_t len = 0; + int32_t gf_errno = 0; + int32_t ret = -1; + + state = CALL_STATE(frame); + + if (op_ret >= 0) { + len = dict_serialized_length (dict); + if (len < 0) { + gf_log (this->name, GF_LOG_ERROR, + "%s (%"PRId64"): failed to get serialized length of " + "reply dict", + state->loc.path, state->ino); + op_ret = -1; + op_errno = EINVAL; + len = 0; + } + } + + hdrlen = gf_hdr_len (rsp, len + 1); + hdr = gf_hdr_new (rsp, len + 1); + rsp = gf_param (hdr); + + if (op_ret >= 0) { + ret = dict_serialize (dict, rsp->dict); + if (len < 0) { + gf_log (this->name, GF_LOG_ERROR, + "%s (%"PRId64"): failed to serialize reply dict", + state->loc.path, state->ino); + op_ret = -1; + op_errno = -ret; + } + } + rsp->dict_len = hton32 (len); + + hdr->rsp.op_ret = hton32 (op_ret); + gf_errno = gf_errno_to_error (op_errno); + hdr->rsp.op_errno = hton32 (gf_errno); + + fd_unref (state->fd); + + protocol_server_reply (frame, GF_OP_TYPE_FOP_REPLY, GF_FOP_FGETXATTR, + hdr, hdrlen, NULL, 0, NULL); + + return 0; +} + + /* * server_setxattr_cbk - setxattr callback for server protocol * @frame: call frame @@ -1380,6 +1441,35 @@ server_setxattr_cbk (call_frame_t *frame, } +int32_t +server_fsetxattr_cbk (call_frame_t *frame, + void *cookie, + xlator_t *this, + int32_t op_ret, + int32_t op_errno) +{ + gf_hdr_common_t *hdr = NULL; + gf_fop_fsetxattr_rsp_t *rsp = NULL; + server_state_t *state = NULL; + size_t hdrlen = 0; + int32_t gf_errno = 0; + state = CALL_STATE(frame); + + hdrlen = gf_hdr_len (rsp, 0); + hdr = gf_hdr_new (rsp, 0); + rsp = gf_param (hdr); + + hdr->rsp.op_ret = hton32 (op_ret); + gf_errno = gf_errno_to_error (op_errno); + hdr->rsp.op_errno = hton32 (gf_errno); + + protocol_server_reply (frame, GF_OP_TYPE_FOP_REPLY, GF_FOP_FSETXATTR, + hdr, hdrlen, NULL, 0, NULL); + + return 0; +} + + /* * server_rename_cbk - rename callback for server protocol * @frame: call frame @@ -4696,10 +4786,82 @@ fail: server_setxattr_cbk (frame, NULL, frame->this, -1, ENOENT); return 0; - + } +int32_t +server_fsetxattr (call_frame_t *frame, + xlator_t *bound_xl, + gf_hdr_common_t *hdr, size_t hdrlen, + char *buf, size_t buflen) +{ + server_connection_t *conn = NULL; + gf_fop_fsetxattr_req_t *req = NULL; + + dict_t *dict = NULL; + server_state_t *state = NULL; + int32_t ret = -1; + size_t pathlen = 0; + size_t dict_len = 0; + char *req_dictbuf = NULL; + + conn = SERVER_CONNECTION (frame); + + req = gf_param (hdr); + state = CALL_STATE(frame); + { + state->fd_no = ntoh64 (req->fd); + if (state->fd_no >= 0) + state->fd = gf_fd_fdptr_get (conn->fdtable, + state->fd_no); + dict_len = ntoh32 (req->dict_len); + + pathlen = STRLEN_0(state->path); + state->ino = ntoh64 (req->ino); + + state->flags = ntoh32 (req->flags); + } + + /* Unserialize the dictionary */ + req_dictbuf = memdup (req->dict, dict_len); + GF_VALIDATE_OR_GOTO(bound_xl->name, req_dictbuf, fail); + + dict = dict_new (); + GF_VALIDATE_OR_GOTO(bound_xl->name, dict, fail); + + ret = dict_unserialize (req_dictbuf, dict_len, &dict); + if (ret < 0) { + gf_log (bound_xl->name, GF_LOG_ERROR, + "%"PRId64": %s (%"PRId64"): failed to " + "unserialize request buffer to dictionary", + frame->root->unique, state->loc.path, + state->ino); + free (req_dictbuf); + goto fail; + } else{ + dict->extra_free = req_dictbuf; + } + + STACK_WIND (frame, + server_setxattr_cbk, + BOUND_XL(frame), + BOUND_XL(frame)->fops->fsetxattr, + state->fd, dict, state->flags); + + if (dict) + dict_unref (dict); + + return 0; +fail: + if (dict) + dict_unref (dict); + + server_fsetxattr_cbk (frame, NULL, frame->this, + -1, ENOENT); + return 0; +} + int32_t server_fxattrop (call_frame_t *frame, @@ -4950,6 +5112,44 @@ server_getxattr (call_frame_t *frame, } +int32_t +server_fgetxattr (call_frame_t *frame, + xlator_t *bound_xl, + gf_hdr_common_t *hdr, size_t hdrlen, + char *buf, size_t buflen) +{ + server_connection_t *conn = NULL; + gf_fop_fgetxattr_req_t *req = NULL; + server_state_t *state = NULL; + + size_t namelen = 0; + + conn = SERVER_CONNECTION (frame); + + req = gf_param (hdr); + state = CALL_STATE(frame); + { + state->fd_no = ntoh64 (req->fd); + if (state->fd_no >= 0) + state->fd = gf_fd_fdptr_get (conn->fdtable, + state->fd_no); + + state->ino = ntoh64 (req->ino); + + namelen = ntoh32 (req->namelen); + if (namelen) + state->name = (req->name); + } + + STACK_WIND (frame, + server_fgetxattr_cbk, + BOUND_XL(frame), + BOUND_XL(frame)->fops->fgetxattr, + state->fd, + state->name); + return 0; +} + int32_t server_removexattr_resume (call_frame_t *frame, @@ -7640,6 +7840,8 @@ static gf_op_t gf_fops[] = { [GF_FOP_FSYNC] = server_fsync, [GF_FOP_SETXATTR] = server_setxattr, [GF_FOP_GETXATTR] = server_getxattr, + [GF_FOP_FGETXATTR] = server_fgetxattr, + [GF_FOP_FSETXATTR] = server_fsetxattr, [GF_FOP_REMOVEXATTR] = server_removexattr, [GF_FOP_OPENDIR] = server_opendir, [GF_FOP_GETDENTS] = server_getdents, -- cgit