obd_ioctl_freedata(buf, len);
return rc;
}
+ case OBD_IOC_LLOG_CATINFO: {
+ struct ptlrpc_request *req = NULL;
+ char *buf = NULL;
+ int rc, len = 0;
+ char *bufs[2], *str;
+ int lens[2], size;
+
+ rc = obd_ioctl_getdata(&buf, &len, (void *)arg);
+ if (rc)
+ RETURN(rc);
+ data = (void *)buf;
+
+ if (!data->ioc_inlbuf1) {
+ obd_ioctl_freedata(buf, len);
+ RETURN(-EINVAL);
+ }
+
+ lens[0] = data->ioc_inllen1;
+ bufs[0] = data->ioc_inlbuf1;
+ if (data->ioc_inllen2) {
+ lens[1] = data->ioc_inllen2;
+ bufs[1] = data->ioc_inlbuf2;
+ } else {
+ lens[1] = 0;
+ bufs[1] = NULL;
+ }
+ size = data->ioc_plen1;
+ req = ptlrpc_prep_req(sbi2mdc(sbi)->cl_import, LLOG_CATINFO,
+ 2, lens, bufs);
+ if (!req)
+ GOTO(out_catinfo, rc = -ENOMEM);
+ req->rq_replen = lustre_msg_size(1, &size);
+
+ rc = ptlrpc_queue_wait(req);
+ str = lustre_msg_string(req->rq_repmsg, 0, data->ioc_plen1);
+ if (!rc)
+ rc = copy_to_user(data->ioc_pbuf1, str,
+ data->ioc_plen1);
+ ptlrpc_req_finished(req);
+ out_catinfo:
+ obd_ioctl_freedata(buf, len);
+ RETURN(rc);
+ }
default:
return obd_iocontrol(cmd, sbi->ll_osc_exp,0,NULL,(void *)arg);
}
}
EXPORT_SYMBOL(llog_origin_handle_cancel);
#endif
+
+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 = llog_get_context(obd, LLOG_CONFIG_ORIG_CTXT);
+ struct obd_run_ctxt saved;
+ struct llog_handle *handle = NULL;
+ char name[4][64];
+ int rc, i, l, remains = buf_len;
+ char *out = buf;
+
+ if (ctxt == NULL || mds == NULL)
+ RETURN(-EOPNOTSUPP);
+
+ push_ctxt(&saved, &ctxt->loc_exp->exp_obd->obd_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_create(ctxt, &handle, NULL, name[i]);
+ 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: "LPD64"\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_exp->exp_obd->obd_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 & cpu_to_le32(LLOG_F_IS_CAT)))
+ RETURN(-EINVAL);
+
+ lir = (struct llog_logid_rec *)rec;
+ logid = &lir->lid_id;
+ rc = llog_create(ctxt, &handle, logid, NULL);
+ 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: "LPD64"\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 obd_run_ctxt saved;
+ int size, i, count;
+ struct llog_logid *idarray, *id;
+ char name[32] = "CATLIST";
+ int rc;
+ struct cb_data data;
+ struct llog_ctxt *ctxt = llog_get_context(obd, LLOG_CONFIG_ORIG_CTXT);
+
+ if (ctxt == NULL || mds == NULL)
+ RETURN(-EOPNOTSUPP);
+
+ count = mds->mds_lov_desc.ld_tgt_count;
+ size = sizeof(*idarray) * count;
+
+ OBD_ALLOC(idarray, size);
+ if (!idarray)
+ RETURN(-ENOMEM);
+ memset(idarray, 0, size);
+
+ rc = llog_get_cat_list(obd, obd, name, count, idarray);
+ if (rc)
+ GOTO(out_free, rc);
+
+ push_ctxt(&saved, &ctxt->loc_exp->exp_obd->obd_ctxt, NULL);
+
+ id = idarray;
+ data.ctxt = ctxt;
+ data.out = buf;
+ data.remains = buf_len;
+ for (i = 0; i < count; i++) {
+ int l, index, uncanceled = 0;
+ rc = llog_create(ctxt, &handle, id, NULL);
+ 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);
+ llog_close(handle);
+
+ if (data.remains <= 0)
+ break;
+ }
+out_pop:
+ pop_ctxt(&saved, &ctxt->loc_exp->exp_obd->obd_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;
+}
extern int op_find(char *path, struct obd_uuid *obduuid, int recursive,
int verbose, int quiet);
extern int op_check(int type_num, char **obd_type_p, char *dir);
+extern int op_catinfo(char *dir, char *keyword, char *node_name);
/* all functions */
static int lfs_setstripe(int argc, char **argv);
static int lfs_getstripe(int argc, char **argv);
static int lfs_osts(int argc, char **argv);
static int lfs_check(int argc, char **argv);
+static int lfs_catinfo(int argc, char **argv);
/* all avaialable commands */
command_t cmdlist[] = {
{"check", lfs_check, 0,
"blah...\n"
"usage: check <osts|mds|servers>"},
+ {"catinfo", lfs_catinfo, 0,
+ "Show information of specified type logs.\n"
+ "usage: catinfo <keyword> [node name]"
+ "keywords are one of followings: config, deletions.\n"
+ "client node name must be provided when use keyword config."},
{"osts", lfs_osts, 0, "osts"},
{"help", Parser_help, 0, "help"},
{"exit", Parser_quit, 0, "quit"},
}
+static int lfs_catinfo(int argc, char **argv)
+{
+ FILE *fp;
+ struct mntent *mnt = NULL;
+ int rc;
+
+ if (argc < 2 || (!strcmp(argv[1],"config") && argc < 3))
+ return CMD_HELP;
+
+ if (strcmp(argv[1], "config") && strcmp(argv[1], "deletions"))
+ return CMD_HELP;
+
+ fp = setmntent(MOUNTED, "r");
+ if (fp == NULL) {
+ fprintf(stderr, "setmntent(%s): %s:", MOUNTED,
+ strerror(errno));
+ } else {
+ mnt = getmntent(fp);
+ while (feof(fp) == 0 && ferror(fp) == 0) {
+ if (strcmp(mnt->mnt_type, "lustre_lite") == 0)
+ break;
+ mnt = getmntent(fp);
+ }
+ endmntent(fp);
+ }
+
+ if (mnt) {
+ if (argc == 3)
+ rc = op_catinfo(mnt->mnt_dir, argv[1], argv[2]);
+ else
+ rc = op_catinfo(mnt->mnt_dir, argv[1], NULL);
+ } else {
+ fprintf(stderr, "no lustre_lite mounted.\n");
+ rc = -1;
+ }
+
+ return rc;
+}
+
int main(int argc, char **argv)
{
int rc;