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|
#pragma fragment PROLOG
#ifndef _CONFIG_H
#define _CONFIG_H
#include "config.h"
#endif
#include "glusterfs.h"
#include "fd.h"
#include "iatt.h"
#include "syncop.h"
#include "xlator.h"
#include "glfs-internal.h"
#include "jnl-types.h"
#define GFAPI_SUCCESS 0
inode_t *
recon_get_inode (glfs_t *fs, uuid_t gfid)
{
inode_t *inode;
loc_t loc = {NULL,};
struct iatt iatt;
int ret;
inode_t *newinode;
inode = inode_find (fs->active_subvol->itable, gfid);
if (inode) {
printf ("=== FOUND %s IN TABLE\n", uuid_utoa(gfid));
return inode;
}
loc.inode = inode_new (fs->active_subvol->itable);
if (!loc.inode) {
return NULL;
}
gf_uuid_copy (loc.inode->gfid, gfid);
gf_uuid_copy (loc.gfid, gfid);
printf ("=== DOING LOOKUP FOR %s\n", uuid_utoa(gfid));
ret = syncop_lookup (fs->active_subvol, &loc, &iatt,
NULL, NULL, NULL);
if (ret != GFAPI_SUCCESS) {
fprintf (stderr, "syncop_lookup failed (%d)\n", ret);
return NULL;
}
newinode = inode_link (loc.inode, NULL, NULL, &iatt);
if (newinode) {
inode_lookup (newinode);
}
return newinode;
}
#pragma fragment DICT
dict_t *@ARGNAME@;
@ARGNAME@ = dict_new();
if (!@ARGNAME@) {
goto *err_label;
}
err_label = &&cleanup_@ARGNAME@;
{
int key_len, data_len;
char *key_ptr;
int garbage;
for (;;) {
key_len = *((int *)new_meta);
new_meta += sizeof(int);
if (!key_len) {
break;
}
key_ptr = new_meta;
new_meta += key_len;
data_len = *((int *)new_meta);
new_meta += sizeof(int);
garbage = dict_set_static_bin (@ARGNAME@, key_ptr,
new_meta, data_len);
/* TBD: check error from dict_set_static_bin */
(void)garbage;
new_meta += data_len;
}
}
#pragma fragment DICT_CLEANUP
cleanup_@ARGNAME@:
dict_unref (@ARGNAME@);
#pragma fragment DOUBLE
@ARGTYPE@ @ARGNAME@ = *((@ARGTYPE@ *)new_meta);
new_meta += sizeof(uint64_t);
#pragma fragment FD
inode_t *@ARGNAME@_ino;
fd_t *@ARGNAME@;
@ARGNAME@_ino = recon_get_inode (fs, *((uuid_t *)new_meta));
new_meta += 16;
if (!@ARGNAME@_ino) {
goto *err_label;
}
err_label = &&cleanup_@ARGNAME@_ino;
@ARGNAME@ = fd_anonymous (@ARGNAME@_ino);
if (!@ARGNAME@) {
goto *err_label;
}
err_label = &&cleanup_@ARGNAME@;
#pragma fragment FD_CLEANUP
cleanup_@ARGNAME@:
fd_unref (@ARGNAME@);
cleanup_@ARGNAME@_ino:
inode_unref (@ARGNAME@_ino);
#pragma fragment NEW_FD
/*
* This pseudo-type is only used for create, and in that case we know
* we'll be using loc.inode, so it's not worth generalizing to take an
* extra argument.
*/
fd_t *@ARGNAME@ = fd_anonymous (loc.inode);
if (!fd) {
goto *err_label;
}
err_label = &&cleanup_@ARGNAME@;
new_meta += 16;
#pragma fragment NEW_FD_CLEANUP
cleanup_@ARGNAME@:
fd_unref (@ARGNAME@);
#pragma fragment INTEGER
@ARGTYPE@ @ARGNAME@ = *((@ARGTYPE@ *)new_meta);
new_meta += sizeof(@ARGTYPE@);
#pragma fragment LOC
loc_t @ARGNAME@ = { NULL, };
@ARGNAME@.inode = recon_get_inode (fs, *((uuid_t *)new_meta));
if (!@ARGNAME@.inode) {
goto *err_label;
}
err_label = &&cleanup_@ARGNAME@;
gf_uuid_copy (@ARGNAME@.gfid, @ARGNAME@.inode->gfid);
new_meta += 16;
new_meta += 16; /* skip over pargfid */
if (*(new_meta++)) {
@ARGNAME@.name = new_meta;
new_meta += strlen(new_meta) + 1;
}
#pragma fragment LOC_CLEANUP
cleanup_@ARGNAME@:
loc_wipe (&@ARGNAME@);
#pragma fragment PARENT_LOC
loc_t @ARGNAME@ = { NULL, };
new_meta += 16; /* skip over gfid */
@ARGNAME@.parent = recon_get_inode (fs, *((uuid_t *)new_meta));
if (!@ARGNAME@.parent) {
goto *err_label;
}
err_label = &&cleanup_@ARGNAME@;
gf_uuid_copy (@ARGNAME@.pargfid, @ARGNAME@.parent->gfid);
new_meta += 16;
if (!*(new_meta++)) {
goto *err_label;
}
@ARGNAME@.name = new_meta;
new_meta += strlen(new_meta) + 1;
@ARGNAME@.inode = inode_new (fs->active_subvol->itable);
if (!@ARGNAME@.inode) {
goto *err_label;
}
#pragma fragment PARENT_LOC_CLEANUP
cleanup_@ARGNAME@:
loc_wipe (&@ARGNAME@);
#pragma fragment STRING
char *@ARGNAME@;
if (*(new_meta++)) {
@ARGNAME@ = new_meta;
new_meta += (strlen(new_meta) + 1);
}
else {
goto *err_label;
}
#pragma fragment VECTOR
struct iovec @ARGNAME@;
@ARGNAME@.iov_len = *((size_t *)new_meta);
new_meta += sizeof(@ARGNAME@.iov_len);
@ARGNAME@.iov_base = new_data;
new_data += @ARGNAME@.iov_len;
#pragma fragment IATT
struct iatt @ARGNAME@;
{
@ARGNAME@.ia_prot = *((ia_prot_t *)new_meta);
new_meta += sizeof(ia_prot_t);
uint32_t *myints = (uint32_t *)new_meta;
@ARGNAME@.ia_uid = myints[0];
@ARGNAME@.ia_gid = myints[1];
@ARGNAME@.ia_atime = myints[2];
@ARGNAME@.ia_atime_nsec = myints[3];
@ARGNAME@.ia_mtime = myints[4];
@ARGNAME@.ia_mtime_nsec = myints[5];
new_meta += sizeof(*myints) * 6;
}
#pragma fragment IOBREF
struct iobref *@ARGNAME@;
@ARGNAME@ = iobref_new();
if (!@ARGNAME@) {
goto *err_label;
}
err_label = &&cleanup_@ARGNAME@;
#pragma fragment IOBREF_CLEANUP
cleanup_@ARGNAME@:
iobref_unref (@ARGNAME@);
#pragma fragment LINK
/* TBD: check error */
inode_t *new_inode = inode_link (@INODE_ARG@, NULL, NULL, @IATT_ARG@);
if (new_inode) {
inode_lookup (new_inode);
}
#pragma fragment FOP
int
fdl_replay_@NAME@ (glfs_t *fs, char **old_meta, char **old_data)
{
char *new_meta = *old_meta;
char *new_data = *old_data;
int ret;
int status = 0xbad;
void *err_label = &&done;
@FUNCTION_BODY@
ret = syncop_@NAME@ (fs->active_subvol, @SYNCOP_ARGS@, NULL);
if (ret != @SUCCESS_VALUE@) {
fprintf (stderr, "syncop_@NAME@ returned %d", ret);
goto *err_label;
}
@LINKS@
status = 0;
@CLEANUPS@
done:
*old_meta = new_meta;
*old_data = new_data;
return status;
}
#pragma fragment CASE
case GF_FOP_@UPNAME@:
printf ("=== GF_FOP_@UPNAME@\n");
if (fdl_replay_@NAME@ (fs, &new_meta, &new_data) != 0) {
goto done;
}
recognized = 1;
break;
#pragma fragment EPILOG
int
recon_execute (glfs_t *fs, char **old_meta, char **old_data)
{
char *new_meta = *old_meta;
char *new_data = *old_data;
int recognized = 0;
event_header_t *eh;
eh = (event_header_t *)new_meta;
new_meta += sizeof (*eh);
/* TBD: check event_type instead of assuming NEW_REQUEST */
switch (eh->fop_type) {
@SWITCH_BODY@
default:
printf ("unknown fop %u\n", eh->fop_type);
}
done:
*old_meta = new_meta;
*old_data = new_data;
return recognized;
}
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