#define EXPORT_SYMTAB
#endif
+#ifndef __KERNEL__
+#include <liblustre.h>
+#else
#include <linux/fs.h>
+#endif
+
#include <linux/obd_class.h>
#include <linux/lustre_log.h>
#include <linux/lustre_net.h>
-#include <portals/list.h>
+#include <libcfs/list.h>
+#include <linux/lustre_fsfilt.h>
+
+#ifdef __KERNEL__
-int llog_origin_handle_create(struct ptlrpc_request *req)
+int llog_origin_handle_open(struct ptlrpc_request *req)
{
struct obd_export *exp = req->rq_export;
struct obd_device *obd = exp->exp_obd;
- struct obd_device *disk_obd;
struct llog_handle *loghandle;
struct llogd_body *body;
- struct obd_run_ctxt saved;
+ struct lvfs_run_ctxt saved;
struct llog_logid *logid = NULL;
struct llog_ctxt *ctxt;
- char * name = NULL;
- int size = sizeof (*body);
- int rc, rc2;
+ char *name = NULL;
+ int rc, rc2, size = sizeof (*body);
ENTRY;
body = lustre_swab_reqbuf(req, 0, sizeof(*body),
- lustre_swab_llogd_body);
+ lustre_swab_llogd_body);
if (body == NULL) {
CERROR ("Can't unpack llogd_body\n");
GOTO(out, rc =-EFAULT);
}
}
- ctxt = llog_get_context(obd, body->lgd_ctxt_idx);
- LASSERT(ctxt != NULL);
- disk_obd = ctxt->loc_exp->exp_obd;
- push_ctxt(&saved, &disk_obd->obd_ctxt, NULL);
+ ctxt = llog_get_context(&obd->obd_llogs, body->lgd_ctxt_idx);
+ if (ctxt == NULL)
+ GOTO(out, rc = -EINVAL);
- rc = llog_create(ctxt, &loghandle, logid, name);
+ push_ctxt(&saved, ctxt->loc_lvfs_ctxt, NULL);
+
+ rc = llog_open(ctxt, &loghandle, logid, name, body->lgd_llh_flags);
if (rc)
GOTO(out_pop, rc);
if (rc)
GOTO(out_close, rc = -ENOMEM);
- body = lustre_msg_buf(req->rq_repmsg, 0, sizeof (*body));
+ body = lustre_msg_buf(req->rq_repmsg, 0, sizeof(*body));
body->lgd_logid = loghandle->lgh_id;
out_close:
if (!rc)
rc = rc2;
out_pop:
- pop_ctxt(&saved, &disk_obd->obd_ctxt, NULL);
+ pop_ctxt(&saved, ctxt->loc_lvfs_ctxt, NULL);
+out:
+ RETURN(rc);
+}
+
+int llog_origin_handle_prev_block(struct ptlrpc_request *req)
+{
+ struct obd_export *exp = req->rq_export;
+ struct obd_device *obd = exp->exp_obd;
+ struct llog_handle *loghandle;
+ struct llogd_body *body;
+ struct lvfs_run_ctxt saved;
+ struct llog_ctxt *ctxt;
+ __u32 flags;
+ __u8 *buf;
+ void * ptr;
+ int rc, rc2, size[] = {sizeof (*body), LLOG_CHUNK_SIZE};
+ ENTRY;
+
+ body = lustre_swab_reqbuf(req, 0, sizeof(*body),
+ lustre_swab_llogd_body);
+ if (body == NULL) {
+ CERROR ("Can't unpack llogd_body\n");
+ GOTO(out, rc =-EFAULT);
+ }
+
+ OBD_ALLOC(buf, LLOG_CHUNK_SIZE);
+ if (!buf)
+ GOTO(out, rc = -ENOMEM);
+
+ ctxt = llog_get_context(&obd->obd_llogs, body->lgd_ctxt_idx);
+ if (ctxt == NULL)
+ GOTO(out, rc = -EINVAL);
+ push_ctxt(&saved, ctxt->loc_lvfs_ctxt, NULL);
+
+ rc = llog_open(ctxt, &loghandle, &body->lgd_logid, NULL, 0);
+ if (rc)
+ GOTO(out_pop, rc);
+
+ flags = body->lgd_llh_flags;
+ rc = llog_init_handle(loghandle, flags, NULL);
+ if (rc)
+ GOTO(out_close, rc);
+
+ memset(buf, 0, LLOG_CHUNK_SIZE);
+ rc = llog_prev_block(loghandle, body->lgd_index, buf, LLOG_CHUNK_SIZE);
+ if (rc)
+ GOTO(out_close, rc);
+
+
+ rc = lustre_pack_reply(req, 2, size, NULL);
+ if (rc)
+ GOTO(out_close, rc = -ENOMEM);
+
+ ptr = lustre_msg_buf(req->rq_repmsg, 0, sizeof (body));
+ memcpy(ptr, body, sizeof(*body));
+
+ ptr = lustre_msg_buf(req->rq_repmsg, 1, LLOG_CHUNK_SIZE);
+ memcpy(ptr, buf, LLOG_CHUNK_SIZE);
+
+out_close:
+ rc2 = llog_close(loghandle);
+ if (!rc)
+ rc = rc2;
+
+out_pop:
+ pop_ctxt(&saved, ctxt->loc_lvfs_ctxt, NULL);
+ OBD_FREE(buf, LLOG_CHUNK_SIZE);
out:
RETURN(rc);
}
{
struct obd_export *exp = req->rq_export;
struct obd_device *obd = exp->exp_obd;
- struct obd_device *disk_obd;
struct llog_handle *loghandle;
struct llogd_body *body;
- struct obd_run_ctxt saved;
+ struct lvfs_run_ctxt saved;
struct llog_ctxt *ctxt;
__u32 flags;
__u8 *buf;
if (!buf)
GOTO(out, rc = -ENOMEM);
- ctxt = llog_get_context(obd, body->lgd_ctxt_idx);
- LASSERT(ctxt != NULL);
- disk_obd = ctxt->loc_exp->exp_obd;
- push_ctxt(&saved, &disk_obd->obd_ctxt, NULL);
+ ctxt = llog_get_context(&obd->obd_llogs, body->lgd_ctxt_idx);
+ if (ctxt == NULL)
+ GOTO(out, rc = -EINVAL);
+ push_ctxt(&saved, ctxt->loc_lvfs_ctxt, NULL);
- rc = llog_create(ctxt, &loghandle, &body->lgd_logid, NULL);
+ rc = llog_open(ctxt, &loghandle, &body->lgd_logid, NULL, 0);
if (rc)
GOTO(out_pop, rc);
GOTO(out_close, rc);
memset(buf, 0, LLOG_CHUNK_SIZE);
- rc = llog_next_block(loghandle, &body->lgd_saved_index,
- body->lgd_index,
- &body->lgd_cur_offset, buf, LLOG_CHUNK_SIZE);
+ rc = llog_next_block(loghandle, (int *)&body->lgd_saved_index,
+ body->lgd_index, &body->lgd_cur_offset,
+ buf, LLOG_CHUNK_SIZE);
if (rc)
GOTO(out_close, rc);
rc = rc2;
out_pop:
- pop_ctxt(&saved, &disk_obd->obd_ctxt, NULL);
+ pop_ctxt(&saved, ctxt->loc_lvfs_ctxt, NULL);
OBD_FREE(buf, LLOG_CHUNK_SIZE);
out:
RETURN(rc);
{
struct obd_export *exp = req->rq_export;
struct obd_device *obd = exp->exp_obd;
- struct obd_device *disk_obd;
struct llog_handle *loghandle;
struct llogd_body *body;
struct llog_log_hdr *hdr;
- struct obd_run_ctxt saved;
+ struct lvfs_run_ctxt saved;
struct llog_ctxt *ctxt;
__u32 flags;
- __u8 *buf;
int size[] = {sizeof (*hdr)};
int rc, rc2;
ENTRY;
GOTO(out, rc =-EFAULT);
}
- OBD_ALLOC(buf, LLOG_CHUNK_SIZE);
- if (!buf)
- GOTO(out, rc = -ENOMEM);
-
- ctxt = llog_get_context(obd, body->lgd_ctxt_idx);
- LASSERT(ctxt != NULL);
- disk_obd = ctxt->loc_exp->exp_obd;
- push_ctxt(&saved, &disk_obd->obd_ctxt, NULL);
+ ctxt = llog_get_context(&obd->obd_llogs, body->lgd_ctxt_idx);
+ if (ctxt == NULL)
+ GOTO(out, rc = -EINVAL);
+ push_ctxt(&saved, ctxt->loc_lvfs_ctxt, NULL);
- rc = llog_create(ctxt, &loghandle, &body->lgd_logid, NULL);
+ rc = llog_open(ctxt, &loghandle, &body->lgd_logid, NULL, 0);
if (rc)
GOTO(out_pop, rc);
if (rc)
GOTO(out_close, rc);
-
rc = lustre_pack_reply(req, 1, size, NULL);
if (rc)
GOTO(out_close, rc = -ENOMEM);
rc = rc2;
out_pop:
- pop_ctxt(&saved, &disk_obd->obd_ctxt, NULL);
- OBD_FREE(buf, LLOG_CHUNK_SIZE);
+ pop_ctxt(&saved, ctxt->loc_lvfs_ctxt, NULL);
out:
RETURN(rc);
RETURN(rc);
}
-#ifdef ENABLE_ORPHANS
int llog_origin_handle_cancel(struct ptlrpc_request *req)
{
struct obd_device *obd = req->rq_export->exp_obd;
- struct obd_device *disk_obd;
struct llog_cookie *logcookies;
struct llog_ctxt *ctxt;
- int num_cookies, rc = 0;
- struct obd_run_ctxt saved;
+ int num_cookies, rc = 0, err, i;
+ struct lvfs_run_ctxt saved;
struct llog_handle *cathandle;
+ struct inode *inode;
+ void *handle;
ENTRY;
logcookies = lustre_msg_buf(req->rq_reqmsg, 0, sizeof(*logcookies));
RETURN(-EFAULT);
}
- ctxt = llog_get_context(obd, logcookies->lgc_subsys);
+ ctxt = llog_get_context(&obd->obd_llogs, logcookies->lgc_subsys);
if (ctxt == NULL) {
CWARN("llog subsys not setup or already cleanup\n");
RETURN(-ENOENT);
}
- down(&ctxt->loc_sem);
- disk_obd = ctxt->loc_exp->exp_obd;
- cathandle = ctxt->loc_handle;
- LASSERT(cathandle);
- push_ctxt(&saved, &disk_obd->obd_ctxt, NULL);
- rc = llog_cat_cancel_records(cathandle, num_cookies, logcookies);
+ push_ctxt(&saved, ctxt->loc_lvfs_ctxt, NULL);
+ for (i = 0; i < num_cookies; i++, logcookies++) {
+ cathandle = ctxt->loc_handle;
+ LASSERT(cathandle != NULL);
+ inode = cathandle->lgh_file->f_dentry->d_inode;
+
+ handle = llog_fsfilt_start(ctxt, inode,
+ FSFILT_OP_CANCEL_UNLINK, NULL);
+ if (IS_ERR(handle)) {
+ CERROR("fsfilt_start failed: %ld\n", PTR_ERR(handle));
+ GOTO(pop_ctxt, rc = PTR_ERR(handle));
+ }
+
+ rc = llog_cat_cancel_records(cathandle, 1, logcookies);
+
+ err = llog_fsfilt_commit(ctxt, inode, handle, 0);
+ if (err) {
+ CERROR("error committing transaction: %d\n", err);
+ if (!rc)
+ rc = err;
+ GOTO(pop_ctxt, rc);
+ }
+ }
+pop_ctxt:
+ pop_ctxt(&saved, ctxt->loc_lvfs_ctxt, NULL);
if (rc)
CERROR("cancel %d llog-records failed: %d\n", num_cookies, rc);
else
- CWARN("cancel %d llog-records\n", num_cookies);
-
- pop_ctxt(&saved, &disk_obd->obd_ctxt, NULL);
- up(&ctxt->loc_sem);
+ CDEBUG(D_HA, "cancel %d llog-records\n", num_cookies);
RETURN(rc);
}
EXPORT_SYMBOL(llog_origin_handle_cancel);
+
+static int llog_catinfo_config(struct obd_device *obd, char *buf, int buf_len,
+ char *client)
+{
+ struct mds_obd *mds = &obd->u.mds;
+ struct llog_ctxt *ctxt;
+ struct lvfs_run_ctxt saved;
+ struct llog_handle *handle = NULL;
+ char name[4][64];
+ int rc, i, l, remains = buf_len;
+ char *out = buf;
+
+ ctxt = llog_get_context(&obd->obd_llogs, LLOG_CONFIG_ORIG_CTXT);
+ if (ctxt == NULL || mds == NULL)
+ RETURN(-EOPNOTSUPP);
+
+ push_ctxt(&saved, ctxt->loc_lvfs_ctxt, NULL);
+
+ sprintf(name[0], "%s", mds->mds_profile);
+ sprintf(name[1], "%s-clean", mds->mds_profile);
+ sprintf(name[2], "%s", client);
+ sprintf(name[3], "%s-clean", client);
+
+ for (i = 0; i < 4; i++) {
+ int index, uncanceled = 0;
+ rc = llog_open(ctxt, &handle, NULL, name[i], 0);
+ if (rc)
+ GOTO(out_pop, rc);
+ rc = llog_init_handle(handle, 0, NULL);
+ if (rc) {
+ llog_close(handle);
+ GOTO(out_pop, rc = -ENOENT);
+ }
+
+ for (index = 1; index < (LLOG_BITMAP_BYTES * 8); index ++) {
+ if (ext2_test_bit(index, handle->lgh_hdr->llh_bitmap))
+ uncanceled++;
+ }
+
+ l = snprintf(out, remains, "[Log Name]: %s\nLog Size: %llu\n"
+ "Last Index: %d\nUncanceled Records: %d\n\n",
+ name[i],
+ handle->lgh_file->f_dentry->d_inode->i_size,
+ handle->lgh_last_idx, uncanceled);
+ out += l;
+ remains -= l;
+
+ llog_close(handle);
+ if (remains <= 0)
+ break;
+ }
+out_pop:
+ pop_ctxt(&saved, ctxt->loc_lvfs_ctxt, NULL);
+ RETURN(rc);
+}
+
+struct cb_data {
+ struct llog_ctxt *ctxt;
+ char *out;
+ int remains;
+ int init;
+};
+
+static int llog_catinfo_cb(struct llog_handle *cat,
+ struct llog_rec_hdr *rec, void *data)
+{
+ static char *out = NULL;
+ static int remains = 0;
+ struct llog_ctxt *ctxt;
+ struct llog_handle *handle;
+ struct llog_logid *logid;
+ struct llog_logid_rec *lir;
+ int l, rc, index, count = 0;
+ struct cb_data *cbd = (struct cb_data*)data;
+
+ if (cbd->init) {
+ out = cbd->out;
+ remains = cbd->remains;
+ cbd->init = 0;
+ }
+ ctxt = cbd->ctxt;
+
+ if (!(cat->lgh_hdr->llh_flags & LLOG_F_IS_CAT))
+ RETURN(-EINVAL);
+
+ lir = (struct llog_logid_rec *)rec;
+ logid = &lir->lid_id;
+ rc = llog_open(ctxt, &handle, logid, NULL, 0);
+ if (rc)
+ RETURN(-EINVAL);
+ rc = llog_init_handle(handle, 0, NULL);
+ if (rc)
+ GOTO(out_close, rc);
+
+ for (index = 1; index < (LLOG_BITMAP_BYTES * 8); index++) {
+ if (ext2_test_bit(index, handle->lgh_hdr->llh_bitmap))
+ count++;
+ }
+
+ l = snprintf(out, remains, "\t[Log ID]: #"LPX64"#"LPX64"#%08x\n"
+ "\tLog Size: %llu\n\tLast Index: %d\n"
+ "\tUncanceled Records: %d\n",
+ logid->lgl_oid, logid->lgl_ogr, logid->lgl_ogen,
+ handle->lgh_file->f_dentry->d_inode->i_size,
+ handle->lgh_last_idx, count);
+ out += l;
+ remains -= l;
+ cbd->out = out;
+ cbd->remains = remains;
+ if (remains <= 0) {
+ CWARN("Not enough memory\n");
+ rc = -ENOMEM;
+ }
+
+out_close:
+ llog_close(handle);
+ RETURN(rc);
+}
+
+static int llog_catinfo_deletions(struct obd_device *obd, char *buf,
+ int buf_len)
+{
+ struct mds_obd *mds = &obd->u.mds;
+ struct llog_handle *handle;
+ struct lvfs_run_ctxt saved;
+ int size, i, count;
+ struct llog_catid *idarray;
+ struct llog_logid *id;
+ char name[32] = CATLIST;
+ int rc;
+ struct cb_data data;
+ struct llog_ctxt *ctxt = llog_get_context(&obd->obd_llogs,
+ LLOG_CONFIG_ORIG_CTXT);
+
+ if (ctxt == NULL || mds == NULL)
+ RETURN(-EOPNOTSUPP);
+
+ count = mds->mds_dt_desc.ld_tgt_count;
+ size = sizeof(*idarray) * count;
+
+ OBD_ALLOC(idarray, size);
+ if (!idarray)
+ RETURN(-ENOMEM);
+
+ rc = llog_get_cat_list(&obd->obd_lvfs_ctxt, obd->obd_fsops,
+ name, count, idarray);
+ if (rc)
+ GOTO(out_free, rc);
+
+ push_ctxt(&saved, ctxt->loc_lvfs_ctxt, NULL);
+
+ data.ctxt = ctxt;
+ data.out = buf;
+ data.remains = buf_len;
+ for (i = 0; i < count; i++) {
+ int l, index, uncanceled = 0;
+
+ id = &idarray[i].lci_logid;
+ rc = llog_open(ctxt, &handle, id, NULL, 0);
+ if (rc)
+ GOTO(out_pop, rc);
+ rc = llog_init_handle(handle, 0, NULL);
+ if (rc) {
+ llog_close(handle);
+ GOTO(out_pop, rc = -ENOENT);
+ }
+ for (index = 1; index < (LLOG_BITMAP_BYTES * 8); index++) {
+ if (ext2_test_bit(index, handle->lgh_hdr->llh_bitmap))
+ uncanceled++;
+ }
+ l = snprintf(data.out, data.remains,
+ "\n[Catlog ID]: #"LPX64"#"LPX64"#%08x "
+ "[Log Count]: %d\n",
+ id->lgl_oid, id->lgl_ogr, id->lgl_ogen,
+ uncanceled);
+
+ data.out += l;
+ data.remains -= l;
+ data.init = 1;
+
+ llog_process(handle, llog_catinfo_cb, &data, NULL);
+ llog_close(handle);
+
+ if (data.remains <= 0)
+ break;
+ }
+out_pop:
+ pop_ctxt(&saved, ctxt->loc_lvfs_ctxt, NULL);
+out_free:
+ OBD_FREE(idarray, size);
+ RETURN(rc);
+}
+
+int llog_catinfo(struct ptlrpc_request *req)
+{
+ struct obd_export *exp = req->rq_export;
+ struct obd_device *obd = exp->exp_obd;
+ char *keyword;
+ char *buf, *reply;
+ int rc, buf_len = LLOG_CHUNK_SIZE;
+
+ OBD_ALLOC(buf, buf_len);
+ if (buf == NULL)
+ return -ENOMEM;
+ memset(buf, 0, buf_len);
+
+ keyword = lustre_msg_string(req->rq_reqmsg, 0, 0);
+
+ if (strcmp(keyword, "config") == 0) {
+ char *client = lustre_msg_string(req->rq_reqmsg, 1, 0);
+ rc = llog_catinfo_config(obd, buf, buf_len, client);
+ } else if (strcmp(keyword, "deletions") == 0) {
+ rc = llog_catinfo_deletions(obd, buf, buf_len);
+ } else {
+ rc = -EOPNOTSUPP;
+ }
+
+ rc = lustre_pack_reply(req, 1, &buf_len, NULL);
+ if (rc)
+ GOTO(out_free, rc = -ENOMEM);
+
+ reply = lustre_msg_buf(req->rq_repmsg, 0, buf_len);
+ if (strlen(buf) == 0)
+ sprintf(buf, "%s", "No log informations\n");
+ memcpy(reply, buf, buf_len);
+
+out_free:
+ OBD_FREE(buf, buf_len);
+ return rc;
+}
+
+#else /* !__KERNEL__ */
+int llog_origin_handle_open(struct ptlrpc_request *req)
+{
+ LBUG();
+ return 0;
+}
+int llog_origin_handle_prev_block(struct ptlrpc_request *req)
+{
+ LBUG();
+ return 0;
+}
+int llog_origin_handle_next_block(struct ptlrpc_request *req)
+{
+ LBUG();
+ return 0;
+}
+int llog_origin_handle_read_header(struct ptlrpc_request *req)
+{
+ LBUG();
+ return 0;
+}
+int llog_origin_handle_close(struct ptlrpc_request *req)
+{
+ LBUG();
+ return 0;
+}
+int llog_origin_handle_cancel(struct ptlrpc_request *req)
+{
+ LBUG();
+ return 0;
+}
#endif