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/client/src/client-protocol.c | 170 ++++++++++++++++++++++++++ 1 file changed, 170 insertions(+) (limited to 'xlators/protocol/client') diff --git a/xlators/protocol/client/src/client-protocol.c b/xlators/protocol/client/src/client-protocol.c index bcc98d0f1..2a636a18f 100644 --- a/xlators/protocol/client/src/client-protocol.c +++ b/xlators/protocol/client/src/client-protocol.c @@ -2350,6 +2350,97 @@ unwind: return 0; } + +/** + * client_fsetxattr - fsetxattr function for client protocol + * @frame: call frame + * @this: this translator structure + * @fd: fd + * @dict: dictionary which contains key:value to be set. + * @flags: + * + * external reference through client_protocol_xlator->fops->fsetxattr + */ +int32_t +client_fsetxattr (call_frame_t *frame, + xlator_t *this, + fd_t *fd, + dict_t *dict, + int32_t flags) +{ + gf_hdr_common_t *hdr = NULL; + gf_fop_fsetxattr_req_t *req = NULL; + size_t hdrlen = 0; + size_t dict_len = 0; + ino_t ino; + int ret = -1; + int64_t remote_fd = -1; + client_conf_t *conf = this->private; + + if (conf->child) { + /* */ + STACK_WIND (frame, + default_fsetxattr_cbk, + conf->child, + conf->child->fops->fsetxattr, + fd, + dict, + flags); + + return 0; + } + + dict_len = dict_serialized_length (dict); + if (dict_len < 0) { + gf_log (this->name, GF_LOG_ERROR, + "failed to get serialized length of dict(%p)", + dict); + goto unwind; + } + + ret = this_fd_get (fd, this, &remote_fd); + if (ret == -1) { + gf_log (this->name, GF_LOG_DEBUG, + "(%"PRId64"): failed to get remote fd. returning EBADFD", + fd->inode->ino); + goto unwind; + } + ino = fd->inode->ino; + + hdrlen = gf_hdr_len (req, dict_len); + hdr = gf_hdr_new (req, dict_len); + + GF_VALIDATE_OR_GOTO(this->name, hdr, unwind); + + req = gf_param (hdr); + + req->ino = hton64 (ino); + req->fd = hton64 (remote_fd); + req->flags = hton32 (flags); + req->dict_len = hton32 (dict_len); + + ret = dict_serialize (dict, req->dict); + if (ret < 0) { + gf_log (this->name, GF_LOG_ERROR, + "failed to serialize dictionary(%p)", + dict); + goto unwind; + } + + ret = protocol_client_xfer (frame, this, + CLIENT_CHANNEL (this, CHANNEL_BULK), + GF_OP_TYPE_FOP_REQUEST, GF_FOP_FSETXATTR, + hdr, hdrlen, NULL, 0, NULL); + return ret; +unwind: + if (hdr) + free (hdr); + + STACK_UNWIND(frame, -1, EINVAL); + return 0; +} + + /** * client_getxattr - getxattr function for client protocol * @frame: call frame @@ -2416,6 +2507,83 @@ unwind: return 0; } + +/** + * client_fgetxattr - fgetxattr function for client protocol + * @frame: call frame + * @this: this translator structure + * @fd: fd + * + * external reference through client_protocol_xlator->fops->fgetxattr + */ + +int32_t +client_fgetxattr (call_frame_t *frame, + xlator_t *this, + fd_t *fd, + const char *name) +{ + int ret = -1; + gf_hdr_common_t *hdr = NULL; + gf_fop_fgetxattr_req_t *req = NULL; + size_t hdrlen = 0; + int64_t remote_fd = -1; + size_t namelen = 0; + ino_t ino = 0; + client_conf_t *conf = this->private; + + if (conf->child) { + /* */ + STACK_WIND (frame, + default_fgetxattr_cbk, + conf->child, + conf->child->fops->fgetxattr, + fd, + name); + + return 0; + } + + if (name) + namelen = STRLEN_0(name); + + ret = this_fd_get (fd, this, &remote_fd); + if (ret == -1) { + gf_log (this->name, GF_LOG_DEBUG, + "(%"PRId64"): failed to get remote fd. returning EBADFD", + fd->inode->ino); + goto unwind; + } + ino = fd->inode->ino; + + hdrlen = gf_hdr_len (req, namelen); + hdr = gf_hdr_new (req, namelen); + + GF_VALIDATE_OR_GOTO(frame->this->name, hdr, unwind); + + req = gf_param (hdr); + + req->ino = hton64 (ino); + req->fd = hton64 (remote_fd); + req->namelen = hton32 (namelen); + + if (name) + strcpy (req->name, name); + + ret = protocol_client_xfer (frame, this, + CLIENT_CHANNEL (this, CHANNEL_LOWLAT), + GF_OP_TYPE_FOP_REQUEST, GF_FOP_FGETXATTR, + hdr, hdrlen, NULL, 0, NULL); + return ret; +unwind: + if (hdr) + free (hdr); + + STACK_UNWIND(frame, -1, EINVAL, NULL); + return 0; +} + + /** * client_removexattr - removexattr function for client protocol * @frame: call frame @@ -6703,6 +6871,8 @@ struct xlator_fops fops = { .fsync = client_fsync, .setxattr = client_setxattr, .getxattr = client_getxattr, + .fsetxattr = client_fsetxattr, + .fgetxattr = client_fgetxattr, .removexattr = client_removexattr, .opendir = client_opendir, .readdir = client_readdir, -- cgit