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/*
Copyright (c) 2018 Red Hat, Inc. <http://www.redhat.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.
*/
#include "utime.h"
#include "utime-messages.h"
#include "utime-mem-types.h"
int32_t
gf_utime_invalidate(xlator_t *this, inode_t *inode)
{
return 0;
}
int32_t
gf_utime_forget(xlator_t *this, inode_t *inode)
{
return 0;
}
int32_t
gf_utime_client_destroy(xlator_t *this, client_t *client)
{
return 0;
}
void
gf_utime_ictxmerge(xlator_t *this, fd_t *fd, inode_t *inode,
inode_t *linked_inode)
{
return;
}
int32_t
gf_utime_release(xlator_t *this, fd_t *fd)
{
return 0;
}
int32_t
gf_utime_releasedir(xlator_t *this, fd_t *fd)
{
return 0;
}
int32_t
gf_utime_client_disconnect(xlator_t *this, client_t *client)
{
return 0;
}
int32_t
gf_utime_fdctx_to_dict(xlator_t *this, fd_t *fd, dict_t *dict)
{
return 0;
}
int32_t
gf_utime_inode(xlator_t *this)
{
return 0;
}
int32_t
gf_utime_inode_to_dict(xlator_t *this, dict_t *dict)
{
return 0;
}
int32_t
gf_utime_history(xlator_t *this)
{
return 0;
}
int32_t
gf_utime_fd(xlator_t *this)
{
return 0;
}
int32_t
gf_utime_fd_to_dict(xlator_t *this, dict_t *dict)
{
return 0;
}
int32_t
gf_utime_fdctx(xlator_t *this, fd_t *fd)
{
return 0;
}
int32_t
gf_utime_inodectx(xlator_t *this, inode_t *ino)
{
return 0;
}
int32_t
gf_utime_inodectx_to_dict(xlator_t *this, inode_t *ino, dict_t *dict)
{
return 0;
}
int32_t
gf_utime_priv_to_dict(xlator_t *this, dict_t *dict, char *brickname)
{
return 0;
}
int32_t
gf_utime_priv(xlator_t *this)
{
return 0;
}
int32_t
mem_acct_init(xlator_t *this)
{
if (xlator_mem_acct_init(this, utime_mt_end + 1) != 0) {
gf_msg(this->name, GF_LOG_ERROR, ENOMEM, UTIME_MSG_NO_MEMORY,
"Memory accounting initialization failed.");
return -1;
}
return 0;
}
int32_t
init(xlator_t *this)
{
utime_priv_t *utime = NULL;
utime = GF_MALLOC(sizeof(*utime), utime_mt_utime_t);
if (utime == NULL) {
gf_msg(this->name, GF_LOG_ERROR, ENOMEM, UTIME_MSG_NO_MEMORY,
"Failed to allocate private memory.");
return -1;
}
memset(utime, 0, sizeof(*utime));
this->private = utime;
GF_OPTION_INIT("noatime", utime->noatime, bool, err);
return 0;
err:
return -1;
}
void
fini(xlator_t *this)
{
utime_priv_t *utime = NULL;
utime = this->private;
GF_FREE(utime);
return;
}
int32_t
reconfigure(xlator_t *this, dict_t *options)
{
utime_priv_t *utime = this->private;
GF_OPTION_RECONF("noatime", utime->noatime, options, bool, err);
return 0;
err:
return -1;
}
int
notify(xlator_t *this, int event, void *data, ...)
{
return default_notify(this, event, data);
}
struct xlator_fops fops = {
/* TODO: Need to go through other fops and
* check if they modify time attributes
*/
.rename = gf_utime_rename, .mknod = gf_utime_mknod,
.readv = gf_utime_readv, .fremovexattr = gf_utime_fremovexattr,
.open = gf_utime_open, .create = gf_utime_create,
.mkdir = gf_utime_mkdir, .writev = gf_utime_writev,
.rmdir = gf_utime_rmdir, .fallocate = gf_utime_fallocate,
.truncate = gf_utime_truncate, .symlink = gf_utime_symlink,
.zerofill = gf_utime_zerofill, .link = gf_utime_link,
.ftruncate = gf_utime_ftruncate, .unlink = gf_utime_unlink,
.setattr = gf_utime_setattr, .fsetattr = gf_utime_fsetattr,
.opendir = gf_utime_opendir, .removexattr = gf_utime_removexattr,
};
struct xlator_cbks cbks = {
.invalidate = gf_utime_invalidate,
.forget = gf_utime_forget,
.client_destroy = gf_utime_client_destroy,
.ictxmerge = gf_utime_ictxmerge,
.release = gf_utime_release,
.releasedir = gf_utime_releasedir,
.client_disconnect = gf_utime_client_disconnect,
};
struct xlator_dumpops dumpops = {
.fdctx_to_dict = gf_utime_fdctx_to_dict,
.inode = gf_utime_inode,
.inode_to_dict = gf_utime_inode_to_dict,
.history = gf_utime_history,
.fd = gf_utime_fd,
.fd_to_dict = gf_utime_fd_to_dict,
.fdctx = gf_utime_fdctx,
.inodectx = gf_utime_inodectx,
.inodectx_to_dict = gf_utime_inodectx_to_dict,
.priv_to_dict = gf_utime_priv_to_dict,
.priv = gf_utime_priv,
};
struct volume_options options[] = {
{.key = {"noatime"},
.type = GF_OPTION_TYPE_BOOL,
.default_value = "on",
.op_version = {GD_OP_VERSION_5_0},
.flags = OPT_FLAG_SETTABLE | OPT_FLAG_CLIENT_OPT | OPT_FLAG_DOC,
.tags = {"ctime"},
.description = "Enable/Disable atime updation when ctime feature is "
"enabled. When noatime is on, atime is not updated with "
"ctime feature enabled and vice versa."},
{.key = {NULL}}};
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