X-Git-Url: https://git.whamcloud.com/?p=fs%2Flustre-release.git;a=blobdiff_plain;f=lustre%2Fmdc%2Flproc_mdc.c;h=b7d0dae22574438c142f5fa40c7e5020ddd3c637;hp=54d1d4c25565ae4095044160c19b0e2dc06f7bc8;hb=d70db3335f52cc49f5e01858d27b0ccd61036c62;hpb=400b0681017091fab9cef9bd00e0f536e1793dcc diff --git a/lustre/mdc/lproc_mdc.c b/lustre/mdc/lproc_mdc.c index 54d1d4c..b7d0dae 100644 --- a/lustre/mdc/lproc_mdc.c +++ b/lustre/mdc/lproc_mdc.c @@ -1,128 +1,171 @@ /* -*- mode: c; c-basic-offset: 8; indent-tabs-mode: nil; -*- * vim:expandtab:shiftwidth=8:tabstop=8: * - * Copyright (C) 2002 Cluster File Systems, Inc. + * GPL HEADER START * - * This file is part of Lustre, http://www.lustre.org. + * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. * - * Lustre is free software; you can redistribute it and/or - * modify it under the terms of version 2 of the GNU General Public - * License as published by the Free Software Foundation. + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 only, + * as published by the Free Software Foundation. * - * Lustre is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. + * This program is distributed in the hope that it will be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * General Public License version 2 for more details (a copy is included + * in the LICENSE file that accompanied this code). * - * You should have received a copy of the GNU General Public License - * along with Lustre; if not, write to the Free Software - * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. + * You should have received a copy of the GNU General Public License + * version 2 along with this program; If not, see + * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf * + * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, + * CA 95054 USA or visit www.sun.com if you need additional information or + * have any questions. + * + * GPL HEADER END + */ +/* + * Copyright 2008 Sun Microsystems, Inc. All rights reserved + * Use is subject to license terms. + */ +/* + * This file is part of Lustre, http://www.lustre.org/ + * Lustre is a trademark of Sun Microsystems, Inc. */ #define DEBUG_SUBSYSTEM S_CLASS -#include -#include +#include +#include +#include +#include +#include +#ifdef LPROCFS -int rd_uuid(char* page, char **start, off_t off, - int count, int *eof, void *data) +static int mdc_rd_max_rpcs_in_flight(char *page, char **start, off_t off, + int count, int *eof, void *data) { - - struct obd_device* temp=(struct obd_device*)data; - int len=0; - len+=snprintf(page, count, "%s\n",temp->obd_uuid); - return len; - - + struct obd_device *dev = data; + struct client_obd *cli = &dev->u.cli; + int rc; + + client_obd_list_lock(&cli->cl_loi_list_lock); + rc = snprintf(page, count, "%u\n", cli->cl_max_rpcs_in_flight); + client_obd_list_unlock(&cli->cl_loi_list_lock); + return rc; } -int rd_blksize(char* page, char **start, off_t off, - int count, int *eof, void *data) -{ - return 0; - -} -int rd_kbtotal(char* page, char **start, off_t off, - int count, int *eof, void *data) -{ - return 0; -} - -int rd_kbfree(char* page, char **start, off_t off, - int count, int *eof, void *data) +static int mdc_wr_max_rpcs_in_flight(struct file *file, const char *buffer, + unsigned long count, void *data) { - return 0; -} + struct obd_device *dev = data; + struct client_obd *cli = &dev->u.cli; + int val, rc; + rc = lprocfs_write_helper(buffer, count, &val); + if (rc) + return rc; -int rd_files(char* page, char **start, off_t off, - int count, int *eof, void *data) -{ - return 0; -} + if (val < 1 || val > MDC_MAX_RIF_MAX) + return -ERANGE; -int rd_filesfree(char* page, char **start, off_t off, - int count, int *eof, void *data) -{ - return 0; -} + client_obd_list_lock(&cli->cl_loi_list_lock); + cli->cl_max_rpcs_in_flight = val; + client_obd_list_unlock(&cli->cl_loi_list_lock); -int rd_filegroups(char* page, char **start, off_t off, - int count, int *eof, void *data) -{ - return 0; -} -int rd_conn_uuid(char* page, char **start, off_t off, - int count, int *eof, void *data) -{ - struct obd_device* temp=(struct obd_device*)data; - struct client_obd* cli=&temp->u.cli; - struct obd_import* imp=&cli->cl_import; - int len=0; - len+=snprintf(page, count, "%s\n",imp->imp_connection->c_remote_uuid); - return len; + return count; } -int rd_server_uuid(char* page, char **start, off_t off, - int count, int *eof, void *data) +/* temporary for testing */ +static int mdc_wr_kuc(struct file *file, const char *buffer, + unsigned long count, void *data) { - struct obd_device* temp=(struct obd_device*)data; - struct client_obd* cli=&temp->u.cli; - int len=0; - len+=snprintf(page, count, "%s\n",cli->cl_target_uuid); - return len; + struct obd_device *obd = data; + struct kuc_hdr *lh; + struct hsm_action_list *hal; + struct hsm_action_item *hai; + int len; + int fd, rc; + + rc = lprocfs_write_helper(buffer, count, &fd); + if (rc) + return rc; + + if (fd < 0) + return -ERANGE; + CWARN("message to fd %d\n", fd); + + len = sizeof(*lh) + sizeof(*hal) + MTI_NAME_MAXLEN + + /* for mockup below */ 2 * cfs_size_round(sizeof(*hai)); + + OBD_ALLOC(lh, len); + + lh->kuc_magic = KUC_MAGIC; + lh->kuc_transport = KUC_TRANSPORT_HSM; + lh->kuc_msgtype = HMT_ACTION_LIST; + lh->kuc_msglen = len; + + hal = (struct hsm_action_list *)(lh + 1); + hal->hal_version = HAL_VERSION; + hal->hal_archive_num = 1; + obd_uuid2fsname(hal->hal_fsname, obd->obd_name, MTI_NAME_MAXLEN); + + /* mock up an action list */ + hal->hal_count = 2; + hai = hai_zero(hal); + hai->hai_action = HSMA_ARCHIVE; + hai->hai_fid.f_oid = 5; + hai->hai_len = sizeof(*hai); + hai = hai_next(hai); + hai->hai_action = HSMA_RESTORE; + hai->hai_fid.f_oid = 10; + hai->hai_len = sizeof(*hai); + + /* This works for either broadcast or unicast to a single fd */ + if (fd == 0) { + rc = libcfs_kkuc_group_put(KUC_GRP_HSM, lh); + } else { + cfs_file_t *fp = cfs_get_fd(fd); + rc = libcfs_kkuc_msg_put(fp, lh); + cfs_put_file(fp); + } + OBD_FREE(lh, len); + if (rc < 0) + return rc; + return count; } -int rd_server_name(char* page, char **start, off_t off, - int count, int *eof, void *data) -{ - return 0; - -} +static struct lprocfs_vars lprocfs_mdc_obd_vars[] = { + { "uuid", lprocfs_rd_uuid, 0, 0 }, + { "ping", 0, lprocfs_wr_ping, 0, 0, 0222 }, + { "connect_flags", lprocfs_rd_connect_flags, 0, 0 }, + { "blocksize", lprocfs_rd_blksize, 0, 0 }, + { "kbytestotal", lprocfs_rd_kbytestotal, 0, 0 }, + { "kbytesfree", lprocfs_rd_kbytesfree, 0, 0 }, + { "kbytesavail", lprocfs_rd_kbytesavail, 0, 0 }, + { "filestotal", lprocfs_rd_filestotal, 0, 0 }, + { "filesfree", lprocfs_rd_filesfree, 0, 0 }, + /*{ "filegroups", lprocfs_rd_filegroups, 0, 0 },*/ + { "mds_server_uuid", lprocfs_rd_server_uuid, 0, 0 }, + { "mds_conn_uuid", lprocfs_rd_conn_uuid, 0, 0 }, + { "max_rpcs_in_flight", mdc_rd_max_rpcs_in_flight, + mdc_wr_max_rpcs_in_flight, 0 }, + { "timeouts", lprocfs_rd_timeouts, 0, 0 }, + { "import", lprocfs_rd_import, 0, 0 }, + { "state", lprocfs_rd_state, 0, 0 }, + { "hsm_nl", 0, mdc_wr_kuc, 0, 0, 0222 }, + { 0 } +}; -lprocfs_vars_t status_var_nm_1[]={ - {"status/uuid", rd_uuid, 0}, - {"status/blocksize",rd_blksize, 0}, - {"status/kbytestotal",rd_kbtotal, 0}, - {"status/kbytesfree", rd_kbfree, 0}, - {"status/files", rd_files, 0}, - {"status/filesfree", rd_filesfree, 0}, - {"status/filegroups", rd_filegroups, 0}, - {"status/server_uuid", rd_server_uuid, 0}, - {"status/conn_uuid", rd_conn_uuid, 0}, - {0} +static struct lprocfs_vars lprocfs_mdc_module_vars[] = { + { "num_refs", lprocfs_rd_numrefs, 0, 0 }, + { 0 } }; -int rd_numdevices(char* page, char **start, off_t off, - int count, int *eof, void *data) + +void lprocfs_mdc_init_vars(struct lprocfs_static_vars *lvars) { - struct obd_type* class=(struct obd_type*)data; - int len=0; - len+=snprintf(page, count, "%d\n", class->typ_refcnt); - return len; + lvars->module_vars = lprocfs_mdc_module_vars; + lvars->obd_vars = lprocfs_mdc_obd_vars; } - -lprocfs_vars_t status_class_var[]={ - {"status/num_devices", rd_numdevices, 0}, - {0} -}; +#endif /* LPROCFS */