/* * CDDL HEADER START * * The contents of this file are subject to the terms of the * Common Development and Distribution License (the "License"). * You may not use this file except in compliance with the License. * * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE * or http://www.opensolaris.org/os/licensing. * See the License for the specific language governing permissions * and limitations under the License. * * When distributing Covered Code, include this CDDL HEADER in each * file and include the License file at usr/src/OPENSOLARIS.LICENSE. * If applicable, add the following below this CDDL HEADER, with the * fields enclosed by brackets "[]" replaced with your own identifying * information: Portions Copyright [yyyy] [name of copyright owner] * * CDDL HEADER END */ /* * Copyright 2008 Sun Microsystems, Inc. All rights reserved. * Use is subject to license terms. */ #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #ifndef TEXT_DOMAIN #define TEXT_DOMAIN "SYS_TEST" #endif #define HASH_SLOTS 16 #define HANDLER_SLOTS 256 /* * Raid object status; */ #define OBJ_STATUS_CMD_CLEAN -1 #define OBJ_STATUS_OPENED 1 #define OBJ_STATUS_SCANCOMP 1 << 1 #if defined(__sparcv9) #define SUPP_PLUGIN_DIR "/usr/lib/raidcfg/sparcv9" #elif defined(__amd64) #define SUPP_PLUGIN_DIR "/usr/lib/raidcfg/amd64" #else #define SUPP_PLUGIN_DIR "/usr/lib/raidcfg" #endif /* * Basic types */ typedef int raid_obj_id_t; typedef int raid_obj_status_t; /* * Data structures used for object maintennance */ typedef struct { void *head; void *tail; size_t offset; /* offset of double-linked element (raid_list_el_t) */ /* in the linked data structures (objects) */ } raid_list_t; typedef struct { void *prev; void *next; } raid_list_el_t; typedef struct { raid_obj_id_t obj_id_cnt; /* id 0 is reserved */ size_t slots; /* How many lists linked by *table */ raid_list_t *table; } raid_obj_tab_t; /* * Object type structure containing function pointers; */ typedef struct { int (*compnum)(raid_obj_tab_t *, raid_obj_id_t, raid_obj_type_id_t); int (*complist)(raid_obj_tab_t *, raid_obj_id_t, int, raid_obj_id_t *, raid_obj_type_id_t); int (*get_attr)(raid_obj_tab_t *, raid_obj_id_t); int (*set_attr)(raid_obj_tab_t *, raid_obj_id_t, uint32_t, uint32_t *, char **); int (*act)(raid_obj_tab_t *, raid_obj_id_t, uint32_t, void *, char **); int (*create_obj)(raid_obj_tab_t *, raid_obj_id_t, int, raid_obj_id_t *, char **); int (*delete_obj)(raid_obj_tab_t *, raid_obj_id_t, char **); int (*bind_obj)(raid_obj_tab_t *, int, raid_obj_id_t *, char **); int (*unbind_obj)(raid_obj_tab_t *, int, raid_obj_id_t *, char **); } raid_obj_op_t; /* * Common object data structure */ typedef struct { raid_list_el_t el; /* double-links */ raid_obj_type_id_t obj_type_id; raid_obj_id_t obj_id; raid_obj_status_t status; raid_obj_id_t container; raid_obj_id_t sibling; raid_obj_id_t component; void *data; /* Pointer to attribute structure */ raid_obj_handle_t handle; } raid_obj_t; /* * Definition about handle */ typedef struct { uint32_t next; uint32_t type; uint32_t controller_id; uint32_t array_id; uint32_t disk_id; uint64_t seq_id; uint32_t task_id; uint32_t prop_id; uint32_t fd; /* Only for controller */ raid_lib_t *raid_lib; /* Only for controller */ } handle_attr_t; #define LIST_OBJ_TO_EL(list, obj) \ ((void *)((char *)(obj) + (list)->offset)) #define OBJ_TAB_SLOT(tab, id) \ ((tab)->table + ((id)%(tab)->slots)) #pragma init(raidcfg_init) #pragma fini(raidcfg_fini) /* * Function prototypes */ static int intcompare(const void *p1, const void *p2); static uint64_t raid_space_noalign(raid_obj_tab_t *, uint32_t, int, raid_obj_id_t *, arraypart_attr_t *); static int raid_handle_init(); static void raid_handle_fini(); static raid_obj_handle_t raid_handle_new(raid_obj_type_id_t); static void raid_handle_delete(raid_obj_handle_t); static void raid_handle_delete_controller_comp(uint32_t); static raid_obj_id_t raid_handle_to_obj(raid_obj_tab_t *, raid_obj_handle_t); static raid_obj_handle_t raid_obj_to_handle(raid_obj_tab_t *, raid_obj_id_t); static raid_lib_t *raid_obj_get_lib(raid_obj_tab_t *, raid_obj_id_t); static int raid_obj_set_lib(raid_obj_tab_t *, raid_obj_id_t, raid_lib_t *); static int raid_obj_get_fd(raid_obj_tab_t *, raid_obj_id_t); static int raid_obj_set_fd(raid_obj_tab_t *, raid_obj_id_t, int); static int obj_scan_comp(raid_obj_tab_t *, raid_obj_id_t); static int obj_rescan(raid_obj_tab_t *); static raid_obj_id_t obj_get_comp(raid_obj_tab_t *, raid_obj_id_t, raid_obj_type_id_t); static raid_obj_id_t obj_get_sibling(raid_obj_tab_t *, raid_obj_id_t); static int obj_get_attr(raid_obj_tab_t *, raid_obj_id_t, void **); static raid_obj_id_t obj_locate_controller(raid_obj_tab_t *, uint32_t); static raid_obj_id_t obj_locate_array(raid_obj_tab_t *, uint32_t, uint32_t); static raid_obj_id_t obj_locate_array_recur(raid_obj_tab_t *, raid_obj_id_t, uint32_t); static raid_obj_id_t obj_locate_hsp(raid_obj_tab_t *, uint32_t, uint32_t, uint32_t); static raid_obj_id_t obj_locate_disk(raid_obj_tab_t *, uint32_t, uint32_t); static raid_obj_id_t obj_locate_arraypart(raid_obj_tab_t *, uint32_t, uint32_t, uint32_t); static raid_obj_id_t obj_locate_diskseg(raid_obj_tab_t *, uint32_t, uint32_t, uint32_t); static raid_obj_id_t obj_locate_task(raid_obj_tab_t *, uint32_t, uint32_t); static raid_obj_id_t obj_locate_prop(raid_obj_tab_t *, uint32_t, uint32_t, uint32_t); static raid_obj_id_t obj_get_controller(raid_obj_tab_t *, raid_obj_id_t); static int obj_sys_compnum(raid_obj_tab_t *, raid_obj_id_t, raid_obj_type_id_t); static int obj_sys_complist(raid_obj_tab_t *, raid_obj_id_t, int, raid_obj_id_t *, raid_obj_type_id_t); static int obj_controller_compnum(raid_obj_tab_t *, raid_obj_id_t, raid_obj_type_id_t); static int obj_controller_complist(raid_obj_tab_t *, raid_obj_id_t, int, raid_obj_id_t *, raid_obj_type_id_t); static int obj_controller_get_attr(raid_obj_tab_t *, raid_obj_id_t); static int obj_controller_act(raid_obj_tab_t *, raid_obj_id_t, uint32_t, void *, char **); static int obj_array_compnum(raid_obj_tab_t *, raid_obj_id_t, raid_obj_type_id_t); static int obj_array_complist(raid_obj_tab_t *, raid_obj_id_t, int, raid_obj_id_t *, raid_obj_type_id_t); static int obj_array_get_attr(raid_obj_tab_t *, raid_obj_id_t); static int obj_array_set_attr(raid_obj_tab_t *, raid_obj_id_t, uint32_t, uint32_t *, char **); static int obj_disk_compnum(raid_obj_tab_t *, raid_obj_id_t, raid_obj_type_id_t); static int obj_disk_complist(raid_obj_tab_t *, raid_obj_id_t, int, raid_obj_id_t *, raid_obj_type_id_t); static int obj_disk_get_attr(raid_obj_tab_t *, raid_obj_id_t); static int obj_hsp_get_attr(raid_obj_tab_t *, raid_obj_id_t); static int obj_arraypart_get_attr(raid_obj_tab_t *, raid_obj_id_t); static int obj_diskseg_get_attr(raid_obj_tab_t *, raid_obj_id_t); static int obj_task_get_attr(raid_obj_tab_t *, raid_obj_id_t); static int obj_prop_get_attr(raid_obj_tab_t *, raid_obj_id_t); static int obj_array_create(raid_obj_tab_t *, raid_obj_id_t, int, raid_obj_id_t *, char **); static int obj_array_delete(raid_obj_tab_t *, raid_obj_id_t, char **); static int obj_hsp_bind(raid_obj_tab_t *, int, raid_obj_id_t *, char **); static int obj_hsp_unbind(raid_obj_tab_t *, int, raid_obj_id_t *, char **); static int raid_obj_create_system_obj(raid_obj_tab_t *); static raid_obj_id_t raid_obj_id_new(raid_obj_tab_t *); static void *raid_obj_attr_new(raid_obj_type_id_t); static raid_obj_id_t raid_obj_create(raid_obj_tab_t *, raid_obj_type_id_t); static int raid_obj_delete(raid_obj_tab_t *, raid_obj_id_t); static int raid_obj_add_org(raid_obj_tab_t *, raid_obj_id_t, raid_obj_id_t); static raid_obj_type_id_t raid_obj_get_type(raid_obj_tab_t *, raid_obj_id_t); static int raid_obj_set_type(raid_obj_tab_t *, raid_obj_id_t, raid_obj_type_id_t); static raid_obj_status_t raid_obj_get_status(raid_obj_tab_t *, raid_obj_id_t); static int raid_obj_set_status(raid_obj_tab_t *, raid_obj_id_t, raid_obj_status_t); static int raid_obj_clear_status(raid_obj_tab_t *, raid_obj_id_t, raid_obj_status_t); static raid_obj_id_t raid_obj_get_container(raid_obj_tab_t *, raid_obj_id_t); static int raid_obj_set_container(raid_obj_tab_t *, raid_obj_id_t, raid_obj_id_t); static raid_obj_id_t raid_obj_get_comp(raid_obj_tab_t *, raid_obj_id_t); static int raid_obj_set_comp(raid_obj_tab_t *, raid_obj_id_t, raid_obj_id_t); static raid_obj_id_t raid_obj_get_sibling(raid_obj_tab_t *, raid_obj_id_t); static int raid_obj_set_sibling(raid_obj_tab_t *, raid_obj_id_t, raid_obj_id_t); static void *raid_obj_get_data_ptr(raid_obj_tab_t *, raid_obj_id_t); static int raid_obj_set_data_ptr(raid_obj_tab_t *, raid_obj_id_t, void *); static raid_obj_handle_t raid_obj_get_handle(raid_obj_tab_t *, raid_obj_id_t); static int raid_obj_set_handle(raid_obj_tab_t *, raid_obj_id_t, raid_obj_handle_t); static void raid_list_create(raid_list_t *, size_t); static void *raid_list_head(raid_list_t *); static void *raid_list_next(raid_list_t *, void *); static void raid_list_insert_tail(raid_list_t *, void *); static void raid_list_remove(raid_list_t *, void *); static void *raid_list_remove_head(raid_list_t *); static void *raid_list_find(raid_list_t *, raid_obj_id_t); static int raid_obj_tab_create(raid_obj_tab_t *, size_t); static void raid_obj_tab_destroy(raid_obj_tab_t *); static int raid_obj_tab_insert(raid_obj_tab_t *, raid_obj_id_t, void *); static void *raid_obj_tab_remove(raid_obj_tab_t *, raid_obj_id_t); static void *raid_obj_tab_find(raid_obj_tab_t *, raid_obj_id_t); static void raid_list_destroy(raid_list_t *); static int controller_id_to_path(uint32_t, char *); static char *controller_id_to_driver_name(uint32_t); static void raid_plugin_init(); static raid_lib_t *raid_plugin_load(char *); static raid_lib_t *raid_find_lib(raid_obj_tab_t *, raid_obj_id_t); /* Global object table */ static raid_obj_tab_t raid_tab_sys = {0, 0, NULL}; /* Plug-in modules maintenance data structures */ static raid_lib_t *raid_lib_sys = NULL; /* Handle table definition */ static struct { int handle_num; int used; int unused; handle_attr_t *handles; } raid_handle_sys = {0, 0, 0, NULL}; /* * RAID object method table definition */ static raid_obj_op_t raid_obj_op_sys[OBJ_TYPE_ALL] = { {obj_sys_compnum, obj_sys_complist, NULL, NULL, NULL, NULL, NULL, NULL, NULL}, /* system object methods */ {obj_controller_compnum, obj_controller_complist, obj_controller_get_attr, NULL, obj_controller_act, NULL, NULL, NULL, NULL}, /* controller object methods */ {obj_array_compnum, obj_array_complist, obj_array_get_attr, obj_array_set_attr, NULL, obj_array_create, obj_array_delete, NULL, NULL}, /* array object methods */ {obj_disk_compnum, obj_disk_complist, obj_disk_get_attr, NULL, NULL, NULL, NULL, NULL, NULL}, /* disk object methods */ {NULL, NULL, obj_hsp_get_attr, NULL, NULL, NULL, NULL, obj_hsp_bind, obj_hsp_unbind}, /* hsp object methods */ {NULL, NULL, obj_arraypart_get_attr, NULL, NULL, NULL, NULL, NULL, NULL}, /* array part object methods */ {NULL, NULL, obj_diskseg_get_attr, NULL, NULL, NULL, NULL, NULL, NULL}, {NULL, NULL, obj_task_get_attr, NULL, NULL, NULL, NULL, NULL, NULL}, /* disk seg object methods */ {NULL, NULL, obj_prop_get_attr, NULL, NULL, NULL, NULL, NULL, NULL} /* property object methods */ }; /* * Mutex for multithread safe */ static mutex_t raidcfg_mp; /* * RaidCfg library APIs */ const char * raidcfg_errstr(int err_code) { char *ret_val; (void) mutex_lock(&raidcfg_mp); switch (err_code) { case SUCCESS: ret_val = dgettext(TEXT_DOMAIN, "Operation succeeded.\n"); break; case STD_IOCTL: ret_val = dgettext(TEXT_DOMAIN, "Request standard IOCTL service.\n"); break; case ERR_DRIVER_NOT_FOUND: ret_val = dgettext(TEXT_DOMAIN, "Controller device can not be found.\n"); break; case ERR_DRIVER_OPEN: ret_val = dgettext(TEXT_DOMAIN, "Can not open controller.\n"); break; case ERR_DRIVER_LOCK: ret_val = dgettext(TEXT_DOMAIN, "Controller is locked.\n"); break; case ERR_DRIVER_CLOSED: ret_val = dgettext(TEXT_DOMAIN, "Controller is not opened.\n"); break; case ERR_DRIVER_ACROSS: ret_val = dgettext(TEXT_DOMAIN, "Operation across multiple controllers.\n"); break; case ERR_ARRAY_LEVEL: ret_val = dgettext(TEXT_DOMAIN, "Operation not support with volume of this level.\n"); break; case ERR_ARRAY_SIZE: ret_val = dgettext(TEXT_DOMAIN, "Capacity of array out of range.\n"); break; case ERR_ARRAY_STRIPE_SIZE: ret_val = dgettext(TEXT_DOMAIN, "Illegal stripe size.\n"); break; case ERR_ARRAY_CACHE_POLICY: ret_val = dgettext(TEXT_DOMAIN, "Illegal cache-write policy.\n"); break; case ERR_ARRAY_IN_USE: ret_val = dgettext(TEXT_DOMAIN, "Array or disk in use.\n"); break; case ERR_ARRAY_TASK: ret_val = dgettext(TEXT_DOMAIN, "Array has background task.\n"); break; case ERR_ARRAY_CONFIG: ret_val = dgettext(TEXT_DOMAIN, "Configuration over device node failed.\n"); break; case ERR_ARRAY_DISKNUM: ret_val = dgettext(TEXT_DOMAIN, "Incorrect number of disks.\n"); break; case ERR_ARRAY_LAYOUT: ret_val = dgettext(TEXT_DOMAIN, "Illegal array layout.\n"); break; case ERR_ARRAY_AMOUNT: ret_val = dgettext(TEXT_DOMAIN, "Too many arrays.\n"); break; case ERR_DISK_STATE: ret_val = dgettext(TEXT_DOMAIN, "Incorrect disk status for current operation.\n"); break; case ERR_DISK_SPACE: ret_val = dgettext(TEXT_DOMAIN, "No enough disk space.\n"); break; case ERR_DISK_SEG_AMOUNT: ret_val = dgettext(TEXT_DOMAIN, "Too many disk segments.\n"); break; case ERR_DISK_NOT_EMPTY: ret_val = dgettext(TEXT_DOMAIN, "Disk has occupied space.\n"); break; case ERR_DISK_TASK: ret_val = dgettext(TEXT_DOMAIN, "Disk has background task.\n"); break; case ERR_TASK_STATE: ret_val = dgettext(TEXT_DOMAIN, "Incorrect task state for current operation.\n"); break; case ERR_OP_ILLEGAL: ret_val = dgettext(TEXT_DOMAIN, "Illegal operation.\n"); break; case ERR_OP_NO_IMPL: ret_val = dgettext(TEXT_DOMAIN, "Operation is not implemented.\n"); break; case ERR_OP_FAILED: ret_val = dgettext(TEXT_DOMAIN, "Operation failed.\n"); break; case ERR_DEVICE_NOENT: ret_val = dgettext(TEXT_DOMAIN, "Device not found.\n"); break; case ERR_DEVICE_TYPE: ret_val = dgettext(TEXT_DOMAIN, "Illegal type of device.\n"); break; case ERR_DEVICE_DUP: ret_val = dgettext(TEXT_DOMAIN, "Device record duplicated.\n"); break; case ERR_DEVICE_OVERFLOW: ret_val = dgettext(TEXT_DOMAIN, "Too many devices.\n"); break; case ERR_DEVICE_UNCLEAN: ret_val = dgettext(TEXT_DOMAIN, "Device pool is not clean.\n"); break; case ERR_DEVICE_INVALID: ret_val = dgettext(TEXT_DOMAIN, "Device record is invalid.\n"); break; case ERR_NOMEM: ret_val = dgettext(TEXT_DOMAIN, "Can not allocate more memory space.\n"); break; case ERR_PRIV: ret_val = dgettext(TEXT_DOMAIN, "No privilege.\n"); break; default: ret_val = dgettext(TEXT_DOMAIN, "Undefined error.\n"); } (void) mutex_unlock(&raidcfg_mp); return (ret_val); } int raidcfg_get_controller(uint32_t controller_id) { raid_obj_id_t obj_id; int ret_val; (void) mutex_lock(&raidcfg_mp); (void) obj_rescan(&raid_tab_sys); obj_id = obj_locate_controller(&raid_tab_sys, controller_id); if (obj_id < OBJ_NONE) { (void) mutex_unlock(&raidcfg_mp); return (obj_id); } if (obj_id == OBJ_NONE) { (void) mutex_unlock(&raidcfg_mp); return (ERR_DEVICE_NOENT); } ret_val = raid_obj_to_handle(&raid_tab_sys, obj_id); (void) mutex_unlock(&raidcfg_mp); return (ret_val); } int raidcfg_get_array(int controller_handle, uint64_t target_id, uint64_t lun) { raid_obj_id_t obj_id; raidcfg_array_t *attr; int ret_val; (void) mutex_lock(&raidcfg_mp); (void) obj_rescan(&raid_tab_sys); obj_id = raid_handle_to_obj(&raid_tab_sys, controller_handle); if (obj_id < OBJ_NONE) { (void) mutex_unlock(&raidcfg_mp); return (obj_id); } obj_id = obj_get_comp(&raid_tab_sys, obj_id, OBJ_TYPE_ARRAY); while (obj_id > OBJ_NONE) { (void) obj_get_attr(&raid_tab_sys, obj_id, (void **)(&attr)); if (attr->tag.idl.target_id == target_id && attr->tag.idl.lun == lun) break; obj_id = obj_get_sibling(&raid_tab_sys, obj_id); } if (obj_id < OBJ_NONE) { (void) mutex_unlock(&raidcfg_mp); return (obj_id); } if (obj_id == OBJ_NONE) { (void) mutex_unlock(&raidcfg_mp); return (ERR_DEVICE_NOENT); } ret_val = raid_obj_to_handle(&raid_tab_sys, obj_id); (void) mutex_unlock(&raidcfg_mp); return (ret_val); } int raidcfg_get_disk(int controller_handle, disk_tag_t tag) { raid_obj_id_t obj_id; raidcfg_disk_t *attr; int ret_val; (void) mutex_lock(&raidcfg_mp); (void) obj_rescan(&raid_tab_sys); obj_id = raid_handle_to_obj(&raid_tab_sys, controller_handle); if (obj_id < OBJ_NONE) { (void) mutex_unlock(&raidcfg_mp); return (obj_id); } obj_id = obj_get_comp(&raid_tab_sys, obj_id, OBJ_TYPE_DISK); while (obj_id > OBJ_NONE) { (void) obj_get_attr(&raid_tab_sys, obj_id, (void **)(&attr)); if (attr->tag.cidl.bus == tag.cidl.bus && attr->tag.cidl.target_id == tag.cidl.target_id && attr->tag.cidl.lun == tag.cidl.lun) break; obj_id = obj_get_sibling(&raid_tab_sys, obj_id); } if (obj_id < OBJ_NONE) { (void) mutex_unlock(&raidcfg_mp); return (obj_id); } if (obj_id == OBJ_NONE) { (void) mutex_unlock(&raidcfg_mp); return (ERR_DEVICE_NOENT); } ret_val = raid_obj_to_handle(&raid_tab_sys, obj_id); (void) mutex_unlock(&raidcfg_mp); return (ret_val); } int raidcfg_open_controller(int handle, char **plugin_err_str) { raid_obj_id_t obj_id; int ret; (void) mutex_lock(&raidcfg_mp); (void) obj_rescan(&raid_tab_sys); obj_id = raid_handle_to_obj(&raid_tab_sys, handle); if (obj_id < OBJ_NONE) { raid_handle_delete(handle); (void) mutex_unlock(&raidcfg_mp); return (ERR_DEVICE_NOENT); } ret = obj_controller_act(&raid_tab_sys, obj_id, ACT_CONTROLLER_OPEN, NULL, plugin_err_str); if (ret < SUCCESS) { (void) mutex_unlock(&raidcfg_mp); return (ret); } (void) mutex_unlock(&raidcfg_mp); return (SUCCESS); } int raidcfg_close_controller(int handle, char **plugin_err_str) { raid_obj_id_t obj_id; int ret; (void) mutex_lock(&raidcfg_mp); (void) obj_rescan(&raid_tab_sys); obj_id = raid_handle_to_obj(&raid_tab_sys, handle); if (obj_id < OBJ_NONE) { raid_handle_delete(handle); (void) mutex_unlock(&raidcfg_mp); return (ERR_DEVICE_NOENT); } ret = obj_controller_act(&raid_tab_sys, obj_id, ACT_CONTROLLER_CLOSE, NULL, plugin_err_str); if (ret < SUCCESS) { (void) mutex_unlock(&raidcfg_mp); return (ret); } (void) mutex_unlock(&raidcfg_mp); return (SUCCESS); } int raidcfg_get_type(int handle) { raid_obj_id_t obj_id; int ret_val; (void) mutex_lock(&raidcfg_mp); (void) obj_rescan(&raid_tab_sys); obj_id = raid_handle_to_obj(&raid_tab_sys, handle); if (obj_id < OBJ_NONE) { raid_handle_delete(handle); (void) mutex_unlock(&raidcfg_mp); return (ERR_DEVICE_NOENT); } ret_val = raid_obj_get_type(&raid_tab_sys, obj_id); (void) mutex_unlock(&raidcfg_mp); return (ret_val); } int raidcfg_get_attr(int handle, void *attr) { raid_obj_id_t obj_id; raid_obj_type_id_t type; void *data; int ret, size; (void) mutex_lock(&raidcfg_mp); (void) obj_rescan(&raid_tab_sys); if (attr == NULL) { (void) mutex_unlock(&raidcfg_mp); return (ERR_DEVICE_INVALID); } obj_id = raid_handle_to_obj(&raid_tab_sys, handle); if (obj_id < OBJ_NONE) { raid_handle_delete(handle); (void) mutex_unlock(&raidcfg_mp); return (ERR_DEVICE_NOENT); } type = raid_obj_get_type(&raid_tab_sys, obj_id); ret = obj_get_attr(&raid_tab_sys, obj_id, &data); if (ret < SUCCESS) { (void) mutex_unlock(&raidcfg_mp); return (ret); } switch (type) { case OBJ_TYPE_CONTROLLER: size = sizeof (controller_attr_t); break; case OBJ_TYPE_ARRAY: size = sizeof (array_attr_t); break; case OBJ_TYPE_HSP: { raidcfg_hsp_t *dst = attr; hsp_attr_t *src = data; controller_attr_t *ctlr_attr; array_attr_t *array_attr; dst->associated_id = src->associated_id; dst->type = src->type; obj_id = obj_get_controller(&raid_tab_sys, obj_id); ret = obj_get_attr(&raid_tab_sys, obj_id, (void **)(&ctlr_attr)); if (ret < SUCCESS) { (void) mutex_unlock(&raidcfg_mp); return (ret); } if (src->type == HSP_TYPE_LOCAL) { obj_id = obj_locate_array(&raid_tab_sys, ctlr_attr->controller_id, src->associated_id); ret = obj_get_attr(&raid_tab_sys, obj_id, (void **)(&array_attr)); if (ret < SUCCESS) { (void) mutex_unlock(&raidcfg_mp); return (ret); } dst->tag.idl.target_id = array_attr->tag.idl.target_id; dst->tag.idl.lun = array_attr->tag.idl.lun; } } (void) mutex_unlock(&raidcfg_mp); return (SUCCESS); case OBJ_TYPE_DISK: size = sizeof (disk_attr_t); break; case OBJ_TYPE_ARRAY_PART: { raidcfg_arraypart_t *dst = attr; arraypart_attr_t *src = data; controller_attr_t *ctlr_attr; disk_attr_t *disk_attr; dst->disk_id = src->disk_id; dst->offset = src->offset; dst->size = src->size; dst->state = src->state; obj_id = obj_get_controller(&raid_tab_sys, obj_id); ret = obj_get_attr(&raid_tab_sys, obj_id, (void **)(&ctlr_attr)); if (ret < SUCCESS) { (void) mutex_unlock(&raidcfg_mp); return (ret); } obj_id = obj_locate_disk(&raid_tab_sys, ctlr_attr->controller_id, src->disk_id); if (obj_id <= OBJ_NONE) { dst->tag.cidl.bus = (uint64_t)OBJ_ATTR_NONE; dst->tag.cidl.target_id = (uint64_t)OBJ_ATTR_NONE; dst->tag.cidl.lun = (uint64_t)OBJ_ATTR_NONE; (void) mutex_unlock(&raidcfg_mp); return (SUCCESS); } ret = obj_get_attr(&raid_tab_sys, obj_id, (void **)(&disk_attr)); if (ret < SUCCESS) { (void) mutex_unlock(&raidcfg_mp); return (ret); } dst->tag.cidl.bus = disk_attr->tag.cidl.bus; dst->tag.cidl.target_id = disk_attr->tag.cidl.target_id; dst->tag.cidl.lun = disk_attr->tag.cidl.lun; } (void) mutex_unlock(&raidcfg_mp); return (SUCCESS); case OBJ_TYPE_DISK_SEG: size = sizeof (diskseg_attr_t); break; case OBJ_TYPE_TASK: size = sizeof (task_attr_t); break; case OBJ_TYPE_PROP: { property_attr_t *src = data, *dst = attr; dst->prop_id = src->prop_id; dst->prop_type = src->prop_type; if (dst->prop_size == 0) { dst->prop_size = src->prop_size; (void) mutex_unlock(&raidcfg_mp); return (SUCCESS); } if (dst->prop_size < src->prop_size) size = dst->prop_size; else size = src->prop_size; (void) memcpy(dst->prop, src->prop, size); (void) mutex_unlock(&raidcfg_mp); return (SUCCESS); } break; default: (void) mutex_unlock(&raidcfg_mp); return (ERR_DEVICE_TYPE); } (void) memcpy(attr, data, size); (void) mutex_unlock(&raidcfg_mp); return (ret); } int raidcfg_get_container(int handle) { raid_obj_id_t obj_id; int ret_val; (void) mutex_lock(&raidcfg_mp); (void) obj_rescan(&raid_tab_sys); obj_id = raid_handle_to_obj(&raid_tab_sys, handle); if (obj_id < OBJ_NONE) { raid_handle_delete(handle); (void) mutex_unlock(&raidcfg_mp); return (ERR_DEVICE_NOENT); } obj_id = raid_obj_get_container(&raid_tab_sys, obj_id); if (obj_id < OBJ_NONE) { (void) mutex_unlock(&raidcfg_mp); return (obj_id); } ret_val = raid_obj_to_handle(&raid_tab_sys, obj_id); (void) mutex_unlock(&raidcfg_mp); return (ret_val); } int raidcfg_list_head(int handle, raid_obj_type_id_t type) { raid_obj_id_t obj_id; int ret_val; (void) mutex_lock(&raidcfg_mp); (void) obj_rescan(&raid_tab_sys); obj_id = raid_handle_to_obj(&raid_tab_sys, handle); if (obj_id < OBJ_NONE) { raid_handle_delete(handle); (void) mutex_unlock(&raidcfg_mp); return (ERR_DEVICE_NOENT); } obj_id = obj_get_comp(&raid_tab_sys, obj_id, type); if (obj_id < OBJ_NONE) { (void) mutex_unlock(&raidcfg_mp); return (obj_id); } ret_val = raid_obj_to_handle(&raid_tab_sys, obj_id); (void) mutex_unlock(&raidcfg_mp); return (ret_val); } int raidcfg_list_next(int handle) { raid_obj_id_t obj_id; int ret_val; (void) mutex_lock(&raidcfg_mp); (void) obj_rescan(&raid_tab_sys); obj_id = raid_handle_to_obj(&raid_tab_sys, handle); if (obj_id < OBJ_NONE) { raid_handle_delete(handle); (void) mutex_unlock(&raidcfg_mp); return (ERR_DEVICE_NOENT); } obj_id = obj_get_sibling(&raid_tab_sys, obj_id); if (obj_id < OBJ_NONE) { (void) mutex_unlock(&raidcfg_mp); return (obj_id); } ret_val = raid_obj_to_handle(&raid_tab_sys, obj_id); (void) mutex_unlock(&raidcfg_mp); return (ret_val); } int raidcfg_set_attr(int handle, uint32_t set_cmd, void *value, char **plugin_err_str) { raid_obj_id_t obj_id; raid_obj_type_id_t type; int ret; (void) mutex_lock(&raidcfg_mp); (void) obj_rescan(&raid_tab_sys); obj_id = raid_handle_to_obj(&raid_tab_sys, handle); if (obj_id < OBJ_NONE) { raid_handle_delete(handle); (void) mutex_unlock(&raidcfg_mp); return (ERR_DEVICE_NOENT); } type = raid_obj_get_type(&raid_tab_sys, obj_id); if (raid_obj_op_sys[type].set_attr == NULL) { (void) mutex_unlock(&raidcfg_mp); return (ERR_OP_NO_IMPL); } ret = raid_obj_op_sys[type].set_attr(&raid_tab_sys, obj_id, set_cmd, value, plugin_err_str); (void) mutex_unlock(&raidcfg_mp); return (ret); } int raidcfg_update_fw(int handle, char *file, char **plugin_err_str) { raid_obj_id_t obj_id; int ret; (void) mutex_lock(&raidcfg_mp); (void) obj_rescan(&raid_tab_sys); obj_id = raid_handle_to_obj(&raid_tab_sys, handle); if (obj_id < OBJ_NONE) { raid_handle_delete(handle); (void) mutex_unlock(&raidcfg_mp); return (ERR_DEVICE_NOENT); } if (raid_obj_get_type(&raid_tab_sys, obj_id) != OBJ_TYPE_CONTROLLER) { (void) mutex_unlock(&raidcfg_mp); return (ERR_OP_NO_IMPL); } ret = raid_obj_op_sys[OBJ_TYPE_CONTROLLER].act(&raid_tab_sys, obj_id, ACT_CONTROLLER_FLASH_FW, file, plugin_err_str); (void) mutex_unlock(&raidcfg_mp); return (ret); } int raidcfg_create_array(int num_of_comps, int *disk_handles, uint32_t raid_level, uint64_t size, uint32_t stripe_size, char **plugin_err_str) { raid_obj_id_t *disk_obj_ids, obj_id; array_attr_t *array_attr; raid_obj_handle_t array_handle; int i, ret; (void) mutex_lock(&raidcfg_mp); (void) obj_rescan(&raid_tab_sys); disk_obj_ids = calloc(num_of_comps, sizeof (raid_obj_id_t)); if (disk_obj_ids == NULL) { (void) mutex_unlock(&raidcfg_mp); return (ERR_NOMEM); } /* convert disk handles into disk object ids; */ for (i = 0; i < num_of_comps; ++i) { if (*(disk_handles + i) == OBJ_SEPARATOR_BEGIN || *(disk_handles + i) == OBJ_SEPARATOR_END) { *(disk_obj_ids + i) = *(disk_handles + i); continue; } *(disk_obj_ids + i) = raid_handle_to_obj(&raid_tab_sys, *(disk_handles + i)); if (raid_obj_get_type(&raid_tab_sys, *(disk_obj_ids + i)) != OBJ_TYPE_DISK) { free(disk_obj_ids); (void) obj_rescan(&raid_tab_sys); (void) mutex_unlock(&raidcfg_mp); return (ERR_DEVICE_TYPE); } } /* Create an empty array object */ obj_id = raid_obj_create(&raid_tab_sys, OBJ_TYPE_ARRAY); if (obj_id < OBJ_NONE) { free(disk_obj_ids); (void) obj_rescan(&raid_tab_sys); (void) mutex_unlock(&raidcfg_mp); return (obj_id); } (void) raid_obj_clear_status(&raid_tab_sys, obj_id, OBJ_STATUS_CMD_CLEAN); array_attr = raid_obj_get_data_ptr(&raid_tab_sys, obj_id); array_attr->array_id = (uint32_t)OBJ_ATTR_NONE; array_attr->raid_level = raid_level; array_attr->capacity = size; array_attr->stripe_size = stripe_size; array_attr->write_policy = CACHE_WR_ON; array_attr->read_policy = CACHE_RD_ON; ret = raid_obj_op_sys[OBJ_TYPE_ARRAY].create_obj(&raid_tab_sys, obj_id, num_of_comps, disk_obj_ids, plugin_err_str); free(disk_obj_ids); if (ret < SUCCESS) { (void) obj_rescan(&raid_tab_sys); (void) mutex_unlock(&raidcfg_mp); return (ret); } /* create_obj() method should put the array object in the device tree */ array_handle = raid_obj_to_handle(&raid_tab_sys, obj_id); (void) obj_rescan(&raid_tab_sys); (void) mutex_unlock(&raidcfg_mp); return (array_handle); } int raidcfg_delete_array(int array_handle, char **plugin_err_str) { raid_obj_id_t array_obj_id; int ret; (void) mutex_lock(&raidcfg_mp); (void) obj_rescan(&raid_tab_sys); if (raidcfg_get_type(array_handle) != OBJ_TYPE_ARRAY) { (void) mutex_unlock(&raidcfg_mp); return (ERR_DEVICE_TYPE); } array_obj_id = raid_handle_to_obj(&raid_tab_sys, array_handle); if (array_obj_id < OBJ_NONE) { (void) mutex_unlock(&raidcfg_mp); return (array_obj_id); } if (array_obj_id == OBJ_NONE) { (void) mutex_unlock(&raidcfg_mp); return (ERR_DEVICE_INVALID); } ret = raid_obj_op_sys[OBJ_TYPE_ARRAY].delete_obj(&raid_tab_sys, array_obj_id, plugin_err_str); (void) obj_rescan(&raid_tab_sys); (void) mutex_unlock(&raidcfg_mp); return (ret); } int raidcfg_set_hsp(int num, raidcfg_hsp_relation_t *hsp_relations, char **plugin_err_str) { raid_obj_id_t disk_obj_id, array_obj_id; raid_obj_id_t *hsp_relation_objs; int ret, i; (void) mutex_lock(&raidcfg_mp); (void) obj_rescan(&raid_tab_sys); if ((num == 0) || (hsp_relations == NULL)) { (void) mutex_unlock(&raidcfg_mp); return (ERR_OP_ILLEGAL); } hsp_relation_objs = malloc(2 * num * sizeof (raid_obj_id_t)); if (hsp_relation_objs == NULL) { (void) mutex_unlock(&raidcfg_mp); return (ERR_NOMEM); } (void) obj_rescan(&raid_tab_sys); for (i = 0; i < num; ++ i) { if (hsp_relations->array_handle != OBJ_ATTR_NONE) { array_obj_id = raid_handle_to_obj(&raid_tab_sys, hsp_relations[i].array_handle); if (array_obj_id < OBJ_NONE) { free(hsp_relation_objs); (void) mutex_unlock(&raidcfg_mp); return (array_obj_id); } if (array_obj_id == OBJ_NONE) { (void) free(hsp_relation_objs); (void) mutex_unlock(&raidcfg_mp); return (ERR_DEVICE_NOENT); } if (raidcfg_get_type(hsp_relations[i].array_handle) != OBJ_TYPE_ARRAY) { free(hsp_relation_objs); (void) mutex_unlock(&raidcfg_mp); return (ERR_DEVICE_TYPE); } } else array_obj_id = OBJ_ATTR_NONE; disk_obj_id = raid_handle_to_obj(&raid_tab_sys, hsp_relations[i].disk_handle); if (disk_obj_id < OBJ_NONE) { free(hsp_relation_objs); (void) mutex_unlock(&raidcfg_mp); return (disk_obj_id); } if (disk_obj_id == OBJ_NONE) { free(hsp_relation_objs); (void) mutex_unlock(&raidcfg_mp); return (ERR_DEVICE_NOENT); } if (raidcfg_get_type(hsp_relations[i].disk_handle) != OBJ_TYPE_DISK) { free(hsp_relation_objs); (void) mutex_unlock(&raidcfg_mp); return (ERR_DEVICE_TYPE); } hsp_relation_objs[2 * i] = array_obj_id; hsp_relation_objs[2 * i + 1] = disk_obj_id; } ret = raid_obj_op_sys[OBJ_TYPE_HSP].bind_obj(&raid_tab_sys, num, hsp_relation_objs, plugin_err_str); (void) obj_rescan(&raid_tab_sys); free(hsp_relation_objs); (void) mutex_unlock(&raidcfg_mp); return (ret); } int raidcfg_unset_hsp(int num, raidcfg_hsp_relation_t *hsp_relations, char **plugin_err_str) { raid_obj_id_t disk_obj_id, array_obj_id; raid_obj_id_t *hsp_relation_objs; int ret, i; (void) mutex_lock(&raidcfg_mp); (void) obj_rescan(&raid_tab_sys); if ((num == 0) || (hsp_relations == NULL)) { (void) mutex_unlock(&raidcfg_mp); return (ERR_OP_ILLEGAL); } hsp_relation_objs = malloc(2 * num * sizeof (raid_obj_id_t)); if (hsp_relation_objs == NULL) { (void) mutex_unlock(&raidcfg_mp); return (ERR_NOMEM); } (void) obj_rescan(&raid_tab_sys); for (i = 0; i < num; ++ i) { if (hsp_relations->array_handle != OBJ_ATTR_NONE) { array_obj_id = raid_handle_to_obj(&raid_tab_sys, hsp_relations[i].array_handle); if (array_obj_id < OBJ_NONE) { free(hsp_relation_objs); (void) mutex_unlock(&raidcfg_mp); return (array_obj_id); } if (array_obj_id == OBJ_NONE) { free(hsp_relation_objs); (void) mutex_unlock(&raidcfg_mp); return (ERR_DEVICE_NOENT); } if (raidcfg_get_type(hsp_relations[i].array_handle) != OBJ_TYPE_ARRAY) { free(hsp_relation_objs); (void) mutex_unlock(&raidcfg_mp); return (ERR_DEVICE_TYPE); } } else array_obj_id = OBJ_ATTR_NONE; disk_obj_id = raid_handle_to_obj(&raid_tab_sys, hsp_relations[i].disk_handle); if (disk_obj_id < OBJ_NONE) { free(hsp_relation_objs); (void) mutex_unlock(&raidcfg_mp); return (disk_obj_id); } if (disk_obj_id == OBJ_NONE) { free(hsp_relation_objs); (void) mutex_unlock(&raidcfg_mp); return (ERR_DEVICE_NOENT); } if (raidcfg_get_type(hsp_relations[i].disk_handle) != OBJ_TYPE_DISK) { free(hsp_relation_objs); (void) mutex_unlock(&raidcfg_mp); return (ERR_DEVICE_TYPE); } hsp_relation_objs[2 * i] = array_obj_id; hsp_relation_objs[2 * i + 1] = disk_obj_id; } ret = raid_obj_op_sys[OBJ_TYPE_HSP].unbind_obj(&raid_tab_sys, num, hsp_relation_objs, plugin_err_str); (void) obj_rescan(&raid_tab_sys); free(hsp_relation_objs); (void) mutex_unlock(&raidcfg_mp); return (ret); } /* * RaidCfg lib routines */ void raidcfg_init(void) { (void) mutex_init(&raidcfg_mp, NULL, NULL); raid_plugin_init(); (void) raid_handle_init(); (void) obj_rescan(&raid_tab_sys); } void raidcfg_fini(void) { /* * Need to close all opened controllers before destroying object table */ (void) obj_rescan(&raid_tab_sys); raid_handle_fini(); raid_obj_tab_destroy(&raid_tab_sys); raid_plugin_init(); (void) mutex_destroy(&raidcfg_mp); } /* * Support routines */ static int intcompare(const void *p1, const void *p2) { int i, j; i = *((int *)p1); j = *((int *)p2); return (i - j); } static uint64_t raid_space_noalign(raid_obj_tab_t *raid_tab, uint32_t raid_level, int num, raid_obj_id_t *disk_objs, arraypart_attr_t *arraypart_attrs) { disk_attr_t *disk_attr; diskseg_attr_t *diskseg_attr; raid_obj_id_t obj_id; uint64_t offset, capacity; int i, disk_num, sub_array_num, disk_layer; /* Find out the maximum available space for all disks */ for (i = 0; i < num; ++i) { if ((disk_objs[i] == OBJ_SEPARATOR_BEGIN) || (disk_objs[i] == OBJ_SEPARATOR_END)) continue; (void) obj_get_attr(raid_tab, disk_objs[i], (void **)(&disk_attr)); obj_id = obj_get_comp(raid_tab, disk_objs[i], OBJ_TYPE_DISK_SEG); if (obj_id == OBJ_NONE) { arraypart_attrs[i].offset = 0; arraypart_attrs[i].size = disk_attr->capacity; continue; } (void) obj_get_attr(raid_tab, obj_id, (void **) (&diskseg_attr)); arraypart_attrs[i].offset = 0; arraypart_attrs[i].size = diskseg_attr->offset; offset = diskseg_attr->offset + diskseg_attr->size; while ((obj_id = obj_get_sibling(raid_tab, obj_id)) != OBJ_NONE) { (void) obj_get_attr(raid_tab, obj_id, (void **)(&diskseg_attr)); if ((diskseg_attr->offset - offset) > arraypart_attrs[i].size) { arraypart_attrs[i].offset = offset; arraypart_attrs[i].size = diskseg_attr->offset - offset; } offset = diskseg_attr->offset + diskseg_attr->size; } if ((disk_attr->capacity - offset) > arraypart_attrs[i].size) { arraypart_attrs[i].offset = offset; arraypart_attrs[i].size = disk_attr->capacity - offset; } } capacity = OBJ_ATTR_NONE; disk_num = 0; disk_layer = 0; sub_array_num = 0; for (i = 0; i < num; ++i) { if (disk_objs[i] == OBJ_SEPARATOR_BEGIN) { ++ disk_layer; continue; } if (disk_objs[i] == OBJ_SEPARATOR_END) { -- disk_layer; if (disk_layer != 0) ++ sub_array_num; continue; } if (capacity > arraypart_attrs[i].size) capacity = arraypart_attrs[i].size; ++disk_num; } switch (raid_level) { case RAID_LEVEL_0: capacity = capacity * disk_num; break; case RAID_LEVEL_1: capacity = capacity * disk_num / 2; break; case RAID_LEVEL_1E: capacity = capacity * disk_num / 2; break; case RAID_LEVEL_5: capacity = capacity * (disk_num - 1); break; case RAID_LEVEL_10: capacity = capacity * disk_num / 2; break; case RAID_LEVEL_50: capacity = capacity * (disk_num - sub_array_num); break; default: return (ERR_ARRAY_LEVEL); break; } return (capacity); } /* * Raid handle maintenance routines */ static int raid_handle_init() { int i; void *ptr; raid_handle_sys.handle_num += HANDLER_SLOTS; ptr = realloc(raid_handle_sys.handles, raid_handle_sys.handle_num * sizeof (handle_attr_t)); if (ptr == NULL) return (ERR_NOMEM); raid_handle_sys.handles = ptr; /* Clean up the new allocated handles */ for (i = raid_handle_sys.handle_num - HANDLER_SLOTS; i < raid_handle_sys.handle_num; ++i) { raid_handle_sys.handles[i].type = OBJ_TYPE_ALL; raid_handle_sys.handles[i].next = i + 1; } /* For the first time of allocation, set up the system object handle */ if (raid_handle_sys.handle_num == HANDLER_SLOTS) { raid_handle_sys.handles[0].type = OBJ_TYPE_SYSTEM; raid_handle_sys.handles[0].next = 0; raid_handle_sys.unused = 1; raid_handle_sys.used = 0; } return (SUCCESS); } static void raid_handle_fini() { raid_obj_handle_t i; i = raid_handle_sys.used; /* Close all opened controllers */ while (i != 0) { if ((raid_handle_sys.handles[i].type == OBJ_TYPE_CONTROLLER) && (raid_handle_sys.handles[i].fd != 0) && (raid_handle_sys.handles[i].raid_lib != NULL)) raid_handle_sys.handles[i].raid_lib->close_controller( raid_handle_sys.handles[i].controller_id, NULL); i = raid_handle_sys.handles[i].next; } /* Clean up handle space */ raid_handle_sys.handle_num = 0; raid_handle_sys.unused = 0; raid_handle_sys.used = 0; free(raid_handle_sys.handles); raid_handle_sys.handles = NULL; } static raid_obj_handle_t raid_handle_new(raid_obj_type_id_t type) { int ret; if (raid_handle_sys.unused == raid_handle_sys.handle_num - 1) { ret = raid_handle_init(); if (ret < SUCCESS) return (ret); } ret = raid_handle_sys.unused; raid_handle_sys.unused = raid_handle_sys.handles[ret].next; raid_handle_sys.handles[ret].next = raid_handle_sys.used; raid_handle_sys.used = ret; raid_handle_sys.handles[ret].type = type; return (ret); } static void raid_handle_delete(raid_obj_handle_t handle) { int i = raid_handle_sys.used, j = 0; if (handle == 0) return; while (i != 0 && i != handle) { j = i; i = raid_handle_sys.handles[i].next; } if (i == handle) { if (j != 0) raid_handle_sys.handles[j].next = raid_handle_sys.handles[i].next; else raid_handle_sys.used = raid_handle_sys.handles[i].next; raid_handle_sys.handles[i].type = OBJ_TYPE_ALL; raid_handle_sys.handles[i].next = raid_handle_sys.unused; raid_handle_sys.unused = i; } } static void raid_handle_delete_controller_comp(uint32_t controller_id) { int i = raid_handle_sys.used, j; while (i != 0) { j = i; i = raid_handle_sys.handles[i].next; if ((raid_handle_sys.handles[j].controller_id == controller_id) && (raid_handle_sys.handles[j].type != OBJ_TYPE_CONTROLLER)) raid_handle_delete(j); } } static raid_obj_id_t raid_handle_to_obj(raid_obj_tab_t *raid_tab, raid_obj_handle_t handle) { handle_attr_t *handle_attr; raid_obj_id_t obj_id; if (handle == OBJ_SYSTEM) return (OBJ_SYSTEM); handle_attr = raid_handle_sys.handles + handle; switch (handle_attr->type) { case OBJ_TYPE_SYSTEM: return (OBJ_SYSTEM); case OBJ_TYPE_CONTROLLER: obj_id = obj_locate_controller(raid_tab, handle_attr->controller_id); break; case OBJ_TYPE_ARRAY: obj_id = obj_locate_array(raid_tab, handle_attr->controller_id, handle_attr->array_id); break; case OBJ_TYPE_HSP: obj_id = obj_locate_hsp(raid_tab, handle_attr->controller_id, handle_attr->disk_id, handle_attr->array_id); break; case OBJ_TYPE_DISK: obj_id = obj_locate_disk(raid_tab, handle_attr->controller_id, handle_attr->disk_id); break; case OBJ_TYPE_ARRAY_PART: obj_id = obj_locate_arraypart(raid_tab, handle_attr->controller_id, handle_attr->array_id, handle_attr->disk_id); break; case OBJ_TYPE_DISK_SEG: obj_id = obj_locate_diskseg(raid_tab, handle_attr->controller_id, handle_attr->disk_id, handle_attr->seq_id); break; case OBJ_TYPE_TASK: obj_id = obj_locate_task(raid_tab, handle_attr->controller_id, handle_attr->task_id); break; case OBJ_TYPE_PROP: obj_id = obj_locate_prop(raid_tab, handle_attr->controller_id, handle_attr->disk_id, handle_attr->prop_id); break; default: return (ERR_DEVICE_INVALID); } if (obj_id < OBJ_NONE) return (obj_id); if (obj_id == OBJ_NONE) return (ERR_DEVICE_NOENT); (void) raid_obj_set_handle(raid_tab, obj_id, handle); return (obj_id); } static raid_obj_handle_t raid_obj_to_handle(raid_obj_tab_t *raid_tab, raid_obj_id_t obj_id) { raid_obj_id_t obj_id_backup = obj_id; raid_obj_type_id_t type; raid_obj_handle_t handle; controller_attr_t *controller_attr; array_attr_t *array_attr; hsp_attr_t *hsp_attr; disk_attr_t *disk_attr; arraypart_attr_t *arraypart_attr; diskseg_attr_t *diskseg_attr; task_attr_t *task_attr; property_attr_t *prop_attr; if (obj_id == OBJ_SYSTEM) return (OBJ_SYSTEM); /* If the object mapped by a handle */ handle = raid_obj_get_handle(raid_tab, obj_id); if (handle != 0) return (handle); /* Search for existing handles */ for (handle = raid_handle_sys.used; handle != 0; handle = raid_handle_sys.handles[handle].next) if (raid_handle_to_obj(raid_tab, handle) == obj_id) break; if (handle != 0) return (handle); /* Allocate new handle for this object */ type = raid_obj_get_type(raid_tab, obj_id); handle = raid_handle_new(type); (void) raid_obj_set_handle(raid_tab, obj_id, handle); raid_handle_sys.handles[handle].type = type; switch (type) { case OBJ_TYPE_SYSTEM: break; case OBJ_TYPE_CONTROLLER: controller_attr = raid_obj_get_data_ptr(raid_tab, obj_id); raid_handle_sys.handles[handle].controller_id = controller_attr->controller_id; break; case OBJ_TYPE_ARRAY: array_attr = raid_obj_get_data_ptr(raid_tab, obj_id); raid_handle_sys.handles[handle].array_id = array_attr->array_id; obj_id = obj_get_controller(raid_tab, obj_id); controller_attr = raid_obj_get_data_ptr(raid_tab, obj_id); raid_handle_sys.handles[handle].controller_id = controller_attr->controller_id; break; case OBJ_TYPE_HSP: hsp_attr = raid_obj_get_data_ptr(raid_tab, obj_id); raid_handle_sys.handles[handle].array_id = hsp_attr->associated_id; obj_id = raid_obj_get_container(raid_tab, obj_id); disk_attr = raid_obj_get_data_ptr(raid_tab, obj_id); raid_handle_sys.handles[handle].disk_id = disk_attr->disk_id; obj_id = obj_get_controller(raid_tab, obj_id); controller_attr = raid_obj_get_data_ptr(raid_tab, obj_id); raid_handle_sys.handles[handle].controller_id = controller_attr->controller_id; break; case OBJ_TYPE_DISK: disk_attr = raid_obj_get_data_ptr(raid_tab, obj_id); raid_handle_sys.handles[handle].disk_id = disk_attr->disk_id; obj_id = obj_get_controller(raid_tab, obj_id); controller_attr = raid_obj_get_data_ptr(raid_tab, obj_id); raid_handle_sys.handles[handle].controller_id = controller_attr->controller_id; break; case OBJ_TYPE_ARRAY_PART: arraypart_attr = raid_obj_get_data_ptr(raid_tab, obj_id); raid_handle_sys.handles[handle].disk_id = arraypart_attr->disk_id; obj_id = raid_obj_get_container(raid_tab, obj_id); array_attr = raid_obj_get_data_ptr(raid_tab, obj_id); raid_handle_sys.handles[handle].array_id = array_attr->array_id; obj_id = obj_get_controller(raid_tab, obj_id); controller_attr = raid_obj_get_data_ptr(raid_tab, obj_id); raid_handle_sys.handles[handle].controller_id = controller_attr->controller_id; break; case OBJ_TYPE_DISK_SEG: diskseg_attr = raid_obj_get_data_ptr(raid_tab, obj_id); raid_handle_sys.handles[handle].seq_id = diskseg_attr->seq_no; obj_id = raid_obj_get_container(raid_tab, obj_id); disk_attr = raid_obj_get_data_ptr(raid_tab, obj_id); raid_handle_sys.handles[handle].disk_id = disk_attr->disk_id; obj_id = obj_get_controller(raid_tab, obj_id); controller_attr = raid_obj_get_data_ptr(raid_tab, obj_id); raid_handle_sys.handles[handle].controller_id = controller_attr->controller_id; break; case OBJ_TYPE_TASK: task_attr = raid_obj_get_data_ptr(raid_tab, obj_id); raid_handle_sys.handles[handle].task_id = task_attr->task_id; obj_id = obj_get_controller(raid_tab, obj_id); controller_attr = raid_obj_get_data_ptr(raid_tab, obj_id); raid_handle_sys.handles[handle].controller_id = controller_attr->controller_id; break; case OBJ_TYPE_PROP: prop_attr = raid_obj_get_data_ptr(raid_tab, obj_id); raid_handle_sys.handles[handle].prop_id = prop_attr->prop_id; obj_id = raid_obj_get_container(raid_tab, obj_id); disk_attr = raid_obj_get_data_ptr(raid_tab, obj_id); raid_handle_sys.handles[handle].disk_id = disk_attr->disk_id; obj_id = obj_get_controller(raid_tab, obj_id); controller_attr = raid_obj_get_data_ptr(raid_tab, obj_id); raid_handle_sys.handles[handle].controller_id = controller_attr->controller_id; break; default: return (ERR_DEVICE_INVALID); } (void) raid_obj_set_handle(raid_tab, obj_id_backup, handle); return (handle); } static raid_lib_t * raid_obj_get_lib(raid_obj_tab_t *raid_tab, raid_obj_id_t obj_id) { raid_obj_handle_t handle; controller_attr_t *attr; if (raid_obj_get_type(raid_tab, obj_id) != OBJ_TYPE_CONTROLLER) return (NULL); attr = raid_obj_get_data_ptr(raid_tab, obj_id); handle = raid_handle_sys.used; while (raid_handle_sys.handles[handle].type != OBJ_TYPE_CONTROLLER || raid_handle_sys.handles[handle].controller_id != attr->controller_id) handle = raid_handle_sys.handles[handle].next; if (handle == 0) return (NULL); return (raid_handle_sys.handles[handle].raid_lib); } static int raid_obj_set_lib(raid_obj_tab_t *raid_tab, raid_obj_id_t obj_id, raid_lib_t *raid_lib) { raid_obj_handle_t handle; controller_attr_t *attr; if (raid_obj_get_type(raid_tab, obj_id) != OBJ_TYPE_CONTROLLER) return (ERR_DEVICE_TYPE); attr = raid_obj_get_data_ptr(raid_tab, obj_id); handle = raid_handle_sys.used; while (raid_handle_sys.handles[handle].type != OBJ_TYPE_CONTROLLER || raid_handle_sys.handles[handle].controller_id != attr->controller_id) handle = raid_handle_sys.handles[handle].next; if (handle == 0) return (ERR_DEVICE_NOENT); raid_handle_sys.handles[handle].raid_lib = raid_lib; return (SUCCESS); } static int raid_obj_get_fd(raid_obj_tab_t *raid_tab, raid_obj_id_t obj_id) { raid_obj_handle_t handle; controller_attr_t *attr; if (raid_obj_get_type(raid_tab, obj_id) != OBJ_TYPE_CONTROLLER) return (ERR_DEVICE_TYPE); attr = raid_obj_get_data_ptr(raid_tab, obj_id); handle = raid_handle_sys.used; while (raid_handle_sys.handles[handle].type != OBJ_TYPE_CONTROLLER || raid_handle_sys.handles[handle].controller_id != attr->controller_id) handle = raid_handle_sys.handles[handle].next; if (handle == 0) return (ERR_DEVICE_NOENT); return (raid_handle_sys.handles[handle].fd); } static int raid_obj_set_fd(raid_obj_tab_t *raid_tab, raid_obj_id_t obj_id, int fd) { raid_obj_handle_t handle; controller_attr_t *attr; if (raid_obj_get_type(raid_tab, obj_id) != OBJ_TYPE_CONTROLLER) return (ERR_DEVICE_TYPE); attr = raid_obj_get_data_ptr(raid_tab, obj_id); handle = raid_handle_sys.used; while (raid_handle_sys.handles[handle].type != OBJ_TYPE_CONTROLLER || raid_handle_sys.handles[handle].controller_id != attr->controller_id) handle = raid_handle_sys.handles[handle].next; if (handle == 0) return (ERR_DEVICE_NOENT); raid_handle_sys.handles[handle].fd = fd; return (SUCCESS); } /* * Raid object maintenance routines */ static int obj_scan_comp(raid_obj_tab_t *raid_tab, raid_obj_id_t obj_id) { raid_obj_status_t status; raid_obj_type_id_t type; int ret, i, obj_type_cnt, comp_num; raid_obj_id_t *comp_list; status = raid_obj_get_status(raid_tab, obj_id); if (status < SUCCESS) return (status); if (status & OBJ_STATUS_SCANCOMP) return (SUCCESS); type = raid_obj_get_type(raid_tab, obj_id); if (type < OBJ_TYPE_SYSTEM || type > OBJ_TYPE_ALL) return (ERR_DEVICE_INVALID); for (obj_type_cnt = OBJ_SYSTEM; obj_type_cnt < OBJ_TYPE_ALL; ++obj_type_cnt) { if (raid_obj_op_sys[type].compnum != NULL) comp_num = raid_obj_op_sys[type].compnum( raid_tab, obj_id, obj_type_cnt); else comp_num = 0; if (comp_num < SUCCESS) return (comp_num); if (comp_num == 0) continue; comp_list = calloc(comp_num, sizeof (raid_obj_id_t)); if (comp_list == NULL) return (ERR_NOMEM); for (i = 0; i < comp_num; ++i) { *(comp_list + i) = raid_obj_create(raid_tab, obj_type_cnt); if (*(comp_list + i) < SUCCESS) { ret = *(comp_list + i); free(comp_list); return (ret); } (void) raid_obj_clear_status(raid_tab, *(comp_list + i), OBJ_STATUS_CMD_CLEAN); (void) raid_obj_add_org(raid_tab, *(comp_list + i), obj_id); } if (raid_obj_op_sys[type].complist != NULL) raid_obj_op_sys[type].complist(raid_tab, obj_id, comp_num, comp_list, obj_type_cnt); free(comp_list); } (void) raid_obj_set_status(raid_tab, obj_id, OBJ_STATUS_SCANCOMP); return (SUCCESS); } static int obj_rescan(raid_obj_tab_t *raid_tab) { int ret; raid_obj_tab_destroy(raid_tab); if (raid_obj_tab_create(raid_tab, HASH_SLOTS) != SUCCESS) return (ERR_NOMEM); if ((ret = raid_obj_create_system_obj(raid_tab)) != SUCCESS) { raid_obj_tab_destroy(raid_tab); return (ret); } return (SUCCESS); } static raid_obj_id_t obj_get_comp(raid_obj_tab_t *raid_tab, raid_obj_id_t obj_id, raid_obj_type_id_t obj_type) { raid_obj_id_t id; raid_obj_type_id_t type; raid_obj_status_t status; int ret; if ((obj_type < OBJ_TYPE_SYSTEM) || (obj_type > OBJ_TYPE_ALL)) return (ERR_DEVICE_TYPE); status = raid_obj_get_status(raid_tab, obj_id); if (status < SUCCESS) return (status); if (!(status & OBJ_STATUS_SCANCOMP)) { ret = obj_scan_comp(raid_tab, obj_id); if (ret < SUCCESS) return (ret); } id = raid_obj_get_comp(raid_tab, obj_id); if (id <= OBJ_NONE) return (id); type = raid_obj_get_type(raid_tab, id); if (type < OBJ_TYPE_SYSTEM) return (type); if (type == obj_type) return (id); while (id > OBJ_NONE) { id = raid_obj_get_sibling(raid_tab, id); if (id <= OBJ_NONE) return (id); type = raid_obj_get_type(raid_tab, id); if (type < OBJ_TYPE_SYSTEM) return (type); if (type == obj_type) break; }; return (id); } static raid_obj_id_t obj_get_sibling(raid_obj_tab_t *raid_tab, raid_obj_id_t obj_id) { raid_obj_id_t id; raid_obj_type_id_t type, obj_type; id = obj_id; obj_type = raid_obj_get_type(raid_tab, id); if (obj_type < OBJ_TYPE_SYSTEM) return (obj_type); do { id = raid_obj_get_sibling(raid_tab, id); if (id < OBJ_NONE) return (id); type = raid_obj_get_type(raid_tab, id); if (type < OBJ_TYPE_SYSTEM) return (type); } while ((type != obj_type) && (id != OBJ_NONE)); return (id); } static int obj_get_attr(raid_obj_tab_t *raid_tab, raid_obj_id_t obj_id, void **data) { raid_obj_type_id_t type; raid_obj_status_t status; void *attr; int ret = SUCCESS; status = raid_obj_get_status(raid_tab, obj_id); if (status < SUCCESS) return (status); type = raid_obj_get_type(raid_tab, obj_id); if (type < OBJ_TYPE_SYSTEM) return (type); if (!(status & OBJ_STATUS_OPENED)) { if (raid_obj_op_sys[type].get_attr == NULL) (void) raid_obj_set_status(raid_tab, obj_id, OBJ_STATUS_OPENED); else ret = raid_obj_op_sys[type].get_attr(raid_tab, obj_id); } if (ret < SUCCESS) return (ret); attr = raid_obj_get_data_ptr(raid_tab, obj_id); if (attr == NULL && type != OBJ_TYPE_SYSTEM) return (ERR_DEVICE_INVALID); *data = attr; return (SUCCESS); } static raid_obj_id_t obj_locate_controller(raid_obj_tab_t *raid_tab, uint32_t controller_id) { raid_obj_id_t obj_id; controller_attr_t *attr; obj_id = obj_get_comp(raid_tab, OBJ_SYSTEM, OBJ_TYPE_CONTROLLER); if (obj_id <= OBJ_NONE) return (obj_id); do { attr = raid_obj_get_data_ptr(raid_tab, obj_id); if (attr == NULL) return (ERR_DEVICE_INVALID); if (attr->controller_id == controller_id) break; } while ((obj_id = obj_get_sibling(raid_tab, obj_id)) != OBJ_NONE); return (obj_id); } static raid_obj_id_t obj_locate_array(raid_obj_tab_t *raid_tab, uint32_t controller_id, uint32_t array_id) { raid_obj_id_t obj_id; obj_id = obj_locate_controller(raid_tab, controller_id); if (obj_id < OBJ_NONE) return (obj_id); obj_id = obj_locate_array_recur(raid_tab, obj_id, array_id); return (obj_id); } static raid_obj_id_t obj_locate_array_recur(raid_obj_tab_t *raid_tab, raid_obj_id_t container_obj_id, uint32_t array_id) { raid_obj_id_t obj_id, ret; array_attr_t *attr; obj_id = obj_get_comp(raid_tab, container_obj_id, OBJ_TYPE_ARRAY); if (obj_id <= OBJ_NONE) return (obj_id); do { attr = raid_obj_get_data_ptr(raid_tab, obj_id); if (attr == NULL) return (ERR_DEVICE_INVALID); if (attr->array_id == array_id) break; ret = obj_locate_array_recur(raid_tab, obj_id, array_id); if (ret != OBJ_NONE) return (ret); } while ((obj_id = obj_get_sibling(raid_tab, obj_id)) > OBJ_NONE); return (obj_id); } static raid_obj_id_t obj_locate_hsp(raid_obj_tab_t *raid_tab, uint32_t controller_id, uint32_t disk_id, uint32_t array_id) { raid_obj_id_t obj_id; hsp_attr_t *hsp_attr; obj_id = obj_locate_disk(raid_tab, controller_id, disk_id); if (obj_id <= OBJ_NONE) return (obj_id); obj_id = obj_get_comp(raid_tab, obj_id, OBJ_TYPE_HSP); if (obj_id <= OBJ_NONE) return (obj_id); do { (void) obj_get_attr(raid_tab, obj_id, (void **)(&hsp_attr)); if (hsp_attr->associated_id == array_id) break; obj_id = obj_get_sibling(raid_tab, obj_id); if (obj_id < OBJ_NONE) return (obj_id); } while (obj_id > OBJ_NONE); return (obj_id); } static raid_obj_id_t obj_locate_disk(raid_obj_tab_t *raid_tab, uint32_t controller_id, uint32_t disk_id) { raid_obj_id_t obj_id; disk_attr_t *attr; obj_id = obj_locate_controller(raid_tab, controller_id); if (obj_id <= OBJ_NONE) return (obj_id); obj_id = obj_get_comp(raid_tab, obj_id, OBJ_TYPE_DISK); if (obj_id <= OBJ_NONE) return (obj_id); do { attr = raid_obj_get_data_ptr(raid_tab, obj_id); if (attr == NULL) return (ERR_DEVICE_INVALID); if (attr->disk_id == disk_id) break; } while ((obj_id = obj_get_sibling(raid_tab, obj_id)) > OBJ_NONE); return (obj_id); } static raid_obj_id_t obj_locate_arraypart(raid_obj_tab_t *raid_tab, uint32_t controller_id, uint32_t array_id, uint32_t disk_id) { raid_obj_id_t obj_id; arraypart_attr_t *attr; obj_id = obj_locate_array(raid_tab, controller_id, array_id); if (obj_id <= OBJ_NONE) return (obj_id); obj_id = obj_get_comp(raid_tab, obj_id, OBJ_TYPE_ARRAY_PART); if (obj_id <= OBJ_NONE) return (obj_id); do { attr = raid_obj_get_data_ptr(raid_tab, obj_id); if (attr == NULL) return (ERR_DEVICE_INVALID); if (attr->disk_id == disk_id) break; } while ((obj_id = obj_get_sibling(raid_tab, obj_id)) > OBJ_NONE); return (obj_id); } static raid_obj_id_t obj_locate_diskseg(raid_obj_tab_t *raid_tab, uint32_t controller_id, uint32_t disk_id, uint32_t seq_no) { raid_obj_id_t obj_id; diskseg_attr_t *attr; obj_id = obj_locate_disk(raid_tab, controller_id, disk_id); if (obj_id <= OBJ_NONE) return (obj_id); obj_id = obj_get_comp(raid_tab, obj_id, OBJ_TYPE_DISK_SEG); if (obj_id <= OBJ_NONE) return (obj_id); do { attr = raid_obj_get_data_ptr(raid_tab, obj_id); if (attr == NULL) return (ERR_DEVICE_INVALID); if (attr->seq_no == seq_no) break; } while ((obj_id = obj_get_sibling(raid_tab, obj_id)) > OBJ_NONE); return (obj_id); } static raid_obj_id_t obj_locate_task(raid_obj_tab_t *raid_tab, uint32_t controller_id, uint32_t task_id) { raid_obj_id_t obj_id, obj_id2, task_obj_id; task_attr_t *attr; obj_id = obj_locate_controller(raid_tab, controller_id); if (obj_id <= OBJ_NONE) return (obj_id); obj_id = obj_get_comp(raid_tab, obj_id, OBJ_TYPE_ARRAY); if (obj_id < OBJ_NONE) return (obj_id); do { obj_id2 = obj_get_comp(raid_tab, obj_id, OBJ_TYPE_ARRAY); while (obj_id2 != OBJ_NONE) { task_obj_id = obj_get_comp(raid_tab, obj_id2, OBJ_TYPE_TASK); if (task_obj_id < OBJ_NONE) return (task_obj_id); if (task_obj_id == OBJ_NONE) { obj_id2 = obj_get_sibling(raid_tab, obj_id2); continue; } attr = raid_obj_get_data_ptr(raid_tab, task_obj_id); if (attr == NULL) return (ERR_DEVICE_INVALID); if (attr->task_id == task_id) return (task_obj_id); obj_id2 = obj_get_sibling(raid_tab, obj_id2); } task_obj_id = obj_get_comp(raid_tab, obj_id, OBJ_TYPE_TASK); if (task_obj_id < OBJ_NONE) return (task_obj_id); if (task_obj_id == OBJ_NONE) continue; attr = raid_obj_get_data_ptr(raid_tab, task_obj_id); if (attr == NULL) return (ERR_DEVICE_INVALID); if (attr->task_id == task_id) return (task_obj_id); } while ((obj_id = obj_get_sibling(raid_tab, obj_id)) > OBJ_NONE); if (obj_id < OBJ_NONE) return (obj_id); obj_id = obj_locate_controller(raid_tab, controller_id); obj_id = obj_get_comp(raid_tab, obj_id, OBJ_TYPE_DISK); if (obj_id < OBJ_NONE) return (obj_id); do { task_obj_id = obj_get_comp(raid_tab, obj_id, OBJ_TYPE_TASK); if (task_obj_id < OBJ_NONE) return (task_obj_id); if (task_obj_id == OBJ_NONE) continue; attr = raid_obj_get_data_ptr(raid_tab, task_obj_id); if (attr == NULL) return (ERR_DEVICE_INVALID); if (attr->task_id == task_id) return (task_obj_id); } while ((obj_id = obj_get_sibling(raid_tab, obj_id)) > OBJ_NONE); return (obj_id); } static raid_obj_id_t obj_locate_prop(raid_obj_tab_t *raid_tab, uint32_t controller_id, uint32_t disk_id, uint32_t prop_id) { raid_obj_id_t obj_id; property_attr_t *prop_attr; obj_id = obj_locate_disk(raid_tab, controller_id, disk_id); if (obj_id < OBJ_NONE) return (obj_id); obj_id = obj_get_comp(raid_tab, obj_id, OBJ_TYPE_PROP); if (obj_id <= OBJ_NONE) return (obj_id); do { (void) obj_get_attr(raid_tab, obj_id, (void **)(&prop_attr)); if (prop_attr->prop_id == prop_id) break; obj_id = obj_get_sibling(raid_tab, obj_id); if (obj_id < OBJ_NONE) return (obj_id); } while (obj_id > OBJ_NONE); return (obj_id); } static raid_obj_id_t obj_get_controller(raid_obj_tab_t *raid_tab, raid_obj_id_t obj_id) { raid_obj_id_t id = obj_id; while (raid_obj_get_type(raid_tab, id) != OBJ_TYPE_CONTROLLER) { id = raid_obj_get_container(raid_tab, id); if ((id == OBJ_SYSTEM) || (id < OBJ_NONE)) return (ERR_DEVICE_INVALID); } return (id); } /* * Raid object operation routines */ static int obj_sys_compnum(raid_obj_tab_t *raid_tab, raid_obj_id_t obj_id, raid_obj_type_id_t comp_type) { DIR *dir; struct dirent *dp; int num = 0; if ((raid_obj_get_type(raid_tab, obj_id) != OBJ_TYPE_SYSTEM)) return (ERR_DEVICE_TYPE); if (comp_type != OBJ_TYPE_CONTROLLER) return (0); if ((dir = opendir(CFGDIR)) == NULL) return (ERR_DRIVER_NOT_FOUND); while ((dp = readdir(dir)) != NULL) { uint32_t controller_id; char path[MAX_PATH_LEN]; if (strcmp(dp->d_name, ".") == 0 || strcmp(dp->d_name, "..") == 0) continue; if (sscanf(dp->d_name, "c%u", &controller_id) != 1) continue; if (controller_id_to_path(controller_id, path) == SUCCESS) ++ num; } (void) closedir(dir); return (num); } static int obj_sys_complist(raid_obj_tab_t *raid_tab, raid_obj_id_t obj_id, int num, raid_obj_id_t *comp_list, raid_obj_type_id_t comp_type) { DIR *dir; struct dirent *dp; controller_attr_t *attr; uint32_t controller_id; uint32_t *tmplist; char path[MAX_PATH_LEN]; int i = 0; if (raid_obj_get_type(raid_tab, obj_id) != OBJ_TYPE_SYSTEM) return (ERR_DEVICE_TYPE); if ((num <= 0) || (comp_list == NULL)) return (ERR_OP_ILLEGAL); if (comp_type != OBJ_TYPE_CONTROLLER) return (0); if ((dir = opendir(CFGDIR)) == NULL) return (ERR_DRIVER_NOT_FOUND); tmplist = calloc(num, sizeof (uint32_t)); if (tmplist == NULL) { return (ERR_NOMEM); } while ((dp = readdir(dir)) != NULL) { if (strcmp(dp->d_name, ".") == 0 || strcmp(dp->d_name, "..") == 0) continue; if (sscanf(dp->d_name, "c%u", &controller_id) != 1) continue; if (controller_id_to_path(controller_id, path) == SUCCESS) { tmplist[i] = controller_id; ++ i; } } qsort((void *)tmplist, num, sizeof (uint32_t), intcompare); for (i = 0; i < num; i++) { attr = raid_obj_get_data_ptr(raid_tab, *(comp_list + i)); if (attr == NULL) { free(tmplist); return (ERR_DEVICE_INVALID); } attr->controller_id = tmplist[i]; } free(tmplist); (void) closedir(dir); return (SUCCESS); } static int obj_controller_compnum(raid_obj_tab_t *raid_tab, raid_obj_id_t obj_id, raid_obj_type_id_t comp_type) { raid_lib_t *raid_lib; int ret = SUCCESS, fd; controller_attr_t *ctl_attrp; if (raid_obj_get_type(raid_tab, obj_id) != OBJ_TYPE_CONTROLLER) return (ERR_DEVICE_TYPE); if ((comp_type != OBJ_TYPE_ARRAY) && (comp_type != OBJ_TYPE_DISK)) return (0); raid_lib = raid_obj_get_lib(raid_tab, obj_id); fd = raid_obj_get_fd(raid_tab, obj_id); ctl_attrp = raid_obj_get_data_ptr(raid_tab, obj_id); if ((raid_lib == NULL) || (ctl_attrp == NULL) || (fd == 0)) return (ERR_DRIVER_CLOSED); ret = raid_lib->compnum(ctl_attrp->controller_id, 0, OBJ_TYPE_CONTROLLER, comp_type); return (ret); } static int obj_controller_complist(raid_obj_tab_t *raid_tab, raid_obj_id_t obj_id, int comp_num, raid_obj_id_t *comp_list, raid_obj_type_id_t comp_type) { raid_lib_t *raid_lib; controller_attr_t *ctl_attrp; int ret, i, fd; uint32_t *ids; if (raid_obj_get_type(raid_tab, obj_id) != OBJ_TYPE_CONTROLLER) return (ERR_DEVICE_TYPE); if ((comp_type != OBJ_TYPE_ARRAY) && (comp_type != OBJ_TYPE_DISK)) return (0); if ((comp_num <= 0) || (comp_list == NULL)) return (ERR_OP_ILLEGAL); for (i = 0; i < comp_num; ++i) if (raid_obj_get_type(raid_tab, *(comp_list + i)) != comp_type) return (ERR_DEVICE_TYPE); raid_lib = raid_obj_get_lib(raid_tab, obj_id); ctl_attrp = raid_obj_get_data_ptr(raid_tab, obj_id); fd = raid_obj_get_fd(raid_tab, obj_id); if ((raid_lib == NULL) || (ctl_attrp == NULL)|| (fd == 0)) return (ERR_DRIVER_CLOSED); ids = malloc(comp_num * sizeof (uint32_t)); if (ids == NULL) return (ERR_NOMEM); ret = raid_lib->complist(ctl_attrp->controller_id, 0, OBJ_TYPE_CONTROLLER, comp_type, comp_num, ids); if (ret < SUCCESS) { free(ids); return (ret); } qsort((void *)ids, comp_num, sizeof (uint32_t), intcompare); for (i = 0; i < comp_num; ++ i) { array_attr_t *array_attr; disk_attr_t *disk_attr; void *attr_buf; attr_buf = raid_obj_get_data_ptr(raid_tab, *(comp_list + i)); if (attr_buf == NULL) { free(ids); return (ERR_DEVICE_INVALID); } switch (comp_type) { case OBJ_TYPE_ARRAY: array_attr = attr_buf; array_attr->array_id = *(ids + i); break; case OBJ_TYPE_DISK: disk_attr = attr_buf; disk_attr->disk_id = *(ids + i); break; default: free(ids); return (ERR_DEVICE_INVALID); } } free(ids); return (SUCCESS); } static int obj_controller_get_attr(raid_obj_tab_t *raid_tab, raid_obj_id_t obj_id) { controller_attr_t *attr; raid_lib_t *raid_lib; int ret = SUCCESS, fd; if (raid_obj_get_type(raid_tab, obj_id) != OBJ_TYPE_CONTROLLER) return (ERR_DEVICE_TYPE); if (raid_obj_get_status(raid_tab, obj_id) & OBJ_STATUS_OPENED) return (SUCCESS); attr = raid_obj_get_data_ptr(raid_tab, obj_id); if (attr == NULL) return (ERR_DEVICE_INVALID); raid_lib = raid_obj_get_lib(raid_tab, obj_id); fd = raid_obj_get_fd(raid_tab, obj_id); /* * For a controller, even it's not opened, we can still * get the driver name */ if (fd == 0) return (SUCCESS); if (raid_lib == NULL) { return (SUCCESS); } ret = raid_lib->get_attr(attr->controller_id, OBJ_ATTR_NONE, OBJ_ATTR_NONE, OBJ_TYPE_CONTROLLER, attr); if (ret < SUCCESS) return (ret); (void) raid_obj_set_status(raid_tab, obj_id, OBJ_STATUS_OPENED); return (ret); } static int obj_controller_act(raid_obj_tab_t *raid_tab, raid_obj_id_t obj_id, uint32_t sub_cmd, void *prop_list, char **plugin_err_str) { controller_attr_t *attr; raid_lib_t *raid_lib; int ret, fd; if (raid_obj_get_type(raid_tab, obj_id) != OBJ_TYPE_CONTROLLER) return (ERR_DEVICE_TYPE); attr = raid_obj_get_data_ptr(raid_tab, obj_id); raid_lib = raid_obj_get_lib(raid_tab, obj_id); fd = raid_obj_get_fd(raid_tab, obj_id); switch (sub_cmd) { case ACT_CONTROLLER_OPEN: /* Check if already opened */ if (fd > 0) return (SUCCESS); /* Check if plugin is already attached */ if (raid_lib == NULL) { raid_lib = raid_find_lib(raid_tab, obj_id); if (raid_lib == NULL) return (ERR_DRIVER_NOT_FOUND); } ret = raid_lib->open_controller(attr->controller_id, plugin_err_str); if (ret == SUCCESS) { (void) raid_obj_set_lib(raid_tab, obj_id, raid_lib); (void) raid_obj_set_fd(raid_tab, obj_id, 1); } break; case ACT_CONTROLLER_CLOSE: if (fd <= 0) return (SUCCESS); if (raid_lib == NULL) { return (SUCCESS); } ret = raid_lib->close_controller(attr->controller_id, plugin_err_str); if (ret == SUCCESS) { (void) raid_obj_set_fd(raid_tab, obj_id, 0); (void) raid_obj_set_lib(raid_tab, obj_id, NULL); raid_handle_delete_controller_comp(attr->controller_id); } break; case ACT_CONTROLLER_FLASH_FW: { char *filebuf; int image_fd; uint32_t size; struct stat statbuf; if (prop_list == NULL) return (ERR_OP_ILLEGAL); /* Open firmware image file */ image_fd = open((const char *)prop_list, O_RDONLY | O_NDELAY); if (image_fd == -1) return (ERR_OP_FAILED); if (fstat(image_fd, &statbuf) != 0) { (void) close(image_fd); return (ERR_OP_FAILED); } filebuf = malloc(statbuf.st_size); if (filebuf == NULL) { (void) close(image_fd); return (ERR_NOMEM); } size = read(image_fd, filebuf, statbuf.st_size); if (size != statbuf.st_size) { (void) close(image_fd); free(filebuf); return (ERR_OP_FAILED); } if (fd <= 0) { (void) close(image_fd); free(filebuf); return (ERR_DRIVER_CLOSED); } if (raid_lib == NULL) { (void) close(image_fd); free(filebuf); return (ERR_DRIVER_CLOSED); } if (raid_lib->flash_fw == NULL) { (void) close(image_fd); free(filebuf); return (ERR_OP_NO_IMPL); } ret = raid_lib->flash_fw(attr->controller_id, filebuf, size, plugin_err_str); } break; default: return (ERR_OP_ILLEGAL); } return (ret); } static int obj_array_compnum(raid_obj_tab_t *raid_tab, raid_obj_id_t obj_id, raid_obj_type_id_t comp_type) { array_attr_t *attr; controller_attr_t *ctl_attrp; raid_obj_id_t controller_obj_id; raid_lib_t *raid_lib; int ret = SUCCESS, fd; if (raid_obj_get_type(raid_tab, obj_id) != OBJ_TYPE_ARRAY) return (ERR_DEVICE_TYPE); if (comp_type != OBJ_TYPE_ARRAY_PART && comp_type != OBJ_TYPE_ARRAY && comp_type != OBJ_TYPE_TASK) return (0); attr = raid_obj_get_data_ptr(raid_tab, obj_id); if (attr == NULL) return (ERR_DEVICE_INVALID); controller_obj_id = obj_get_controller(raid_tab, obj_id); if (controller_obj_id < OBJ_NONE) return (ERR_DEVICE_INVALID); ctl_attrp = raid_obj_get_data_ptr(raid_tab, controller_obj_id); if (ctl_attrp == NULL) { return (ERR_DEVICE_INVALID); } raid_lib = raid_obj_get_lib(raid_tab, controller_obj_id); fd = raid_obj_get_fd(raid_tab, controller_obj_id); if ((raid_lib == NULL) || (fd == 0)) return (ERR_DRIVER_CLOSED); ret = raid_lib->compnum(ctl_attrp->controller_id, attr->array_id, OBJ_TYPE_ARRAY, comp_type); return (ret); } static int obj_array_complist(raid_obj_tab_t *raid_tab, raid_obj_id_t obj_id, int comp_num, raid_obj_id_t *comp_list, raid_obj_type_id_t comp_type) { array_attr_t *attr; controller_attr_t *ctl_attrp; raid_obj_id_t controller_obj_id; raid_lib_t *raid_lib; int ret, i, fd; uint32_t *ids; if (raid_obj_get_type(raid_tab, obj_id) != OBJ_TYPE_ARRAY) return (ERR_DEVICE_TYPE); if (comp_type != OBJ_TYPE_ARRAY_PART && comp_type != OBJ_TYPE_ARRAY && comp_type != OBJ_TYPE_TASK) return (0); if (comp_num <= 0 || comp_list == NULL) return (ERR_OP_ILLEGAL); for (i = 0; i < comp_num; ++i) if (raid_obj_get_type(raid_tab, *(comp_list + i)) != comp_type) return (ERR_DEVICE_TYPE); attr = raid_obj_get_data_ptr(raid_tab, obj_id); if (attr == NULL) return (ERR_DEVICE_INVALID); controller_obj_id = obj_get_controller(raid_tab, obj_id); if (controller_obj_id < OBJ_NONE) return (ERR_DEVICE_INVALID); ctl_attrp = raid_obj_get_data_ptr(raid_tab, controller_obj_id); if (ctl_attrp == NULL) { return (ERR_DEVICE_INVALID); } raid_lib = raid_obj_get_lib(raid_tab, controller_obj_id); fd = raid_obj_get_fd(raid_tab, controller_obj_id); if ((raid_lib == NULL) || (fd == 0)) return (ERR_DRIVER_CLOSED); ids = malloc(comp_num * sizeof (uint32_t)); if (ids == NULL) return (ERR_NOMEM); ret = raid_lib->complist(ctl_attrp->controller_id, attr->array_id, OBJ_TYPE_ARRAY, comp_type, comp_num, ids); if (ret < SUCCESS) { free(ids); return (ret); } for (i = 0; i < comp_num; ++ i) { array_attr_t *array_attr; arraypart_attr_t *arraypart_attr; task_attr_t *task_attr; void *attr_buf; attr_buf = raid_obj_get_data_ptr(raid_tab, *(comp_list + i)); if (attr_buf == NULL) { free(ids); return (ERR_DEVICE_INVALID); } switch (comp_type) { case OBJ_TYPE_ARRAY: array_attr = attr_buf; array_attr->array_id = *(ids + i); break; case OBJ_TYPE_ARRAY_PART: arraypart_attr = attr_buf; arraypart_attr->disk_id = *(ids + i); break; case OBJ_TYPE_TASK: task_attr = attr_buf; task_attr->task_id = *(ids + i); break; default: free(ids); return (ERR_DEVICE_INVALID); } } free(ids); return (ret); } static int obj_array_get_attr(raid_obj_tab_t *raid_tab, raid_obj_id_t obj_id) { array_attr_t *attr; controller_attr_t *ctl_attrp; raid_lib_t *raid_lib; int ret = SUCCESS, fd; raid_obj_id_t controller_obj_id; if (raid_obj_get_type(raid_tab, obj_id) != OBJ_TYPE_ARRAY) return (ERR_DEVICE_TYPE); if (raid_obj_get_status(raid_tab, obj_id) & OBJ_STATUS_OPENED) return (SUCCESS); attr = raid_obj_get_data_ptr(raid_tab, obj_id); if (attr == NULL) return (ERR_DEVICE_INVALID); controller_obj_id = obj_get_controller(raid_tab, obj_id); if (controller_obj_id < OBJ_NONE) return (ERR_DEVICE_INVALID); ctl_attrp = raid_obj_get_data_ptr(raid_tab, controller_obj_id); if (ctl_attrp == NULL) { return (ERR_DEVICE_INVALID); } raid_lib = raid_obj_get_lib(raid_tab, controller_obj_id); fd = raid_obj_get_fd(raid_tab, controller_obj_id); if ((raid_lib == NULL) || (fd == 0)) return (ERR_DRIVER_CLOSED); ret = raid_lib->get_attr(ctl_attrp->controller_id, attr->array_id, 0, OBJ_TYPE_ARRAY, attr); if (ret < SUCCESS) return (ret); (void) raid_obj_set_status(raid_tab, obj_id, OBJ_STATUS_OPENED); return (ret); } static int obj_array_set_attr(raid_obj_tab_t *raid_tab, raid_obj_id_t obj_id, uint32_t sub_cmd, uint32_t *value, char **plugin_err_str) { array_attr_t *attr; controller_attr_t *ctl_attrp; raid_lib_t *raid_lib; int ret = SUCCESS, fd; raid_obj_id_t controller_obj_id; if (raid_obj_get_type(raid_tab, obj_id) != OBJ_TYPE_ARRAY) return (ERR_DEVICE_TYPE); switch (sub_cmd) { case SET_CACHE_WR_PLY: if (*value != CACHE_WR_OFF && *value != CACHE_WR_ON) return (ERR_OP_ILLEGAL); break; case SET_CACHE_RD_PLY: if (*value != CACHE_RD_OFF && *value != CACHE_RD_ON) return (ERR_OP_ILLEGAL); break; case SET_ACTIVATION_PLY: if (*value != ARRAY_ACT_ACTIVATE) return (ERR_OP_ILLEGAL); break; default: return (ERR_OP_ILLEGAL); } (void) obj_get_attr(raid_tab, obj_id, (void **)(&attr)); controller_obj_id = obj_get_controller(raid_tab, obj_id); if (controller_obj_id < OBJ_NONE) return (ERR_DEVICE_INVALID); ctl_attrp = raid_obj_get_data_ptr(raid_tab, controller_obj_id); if (ctl_attrp == NULL) { return (ERR_DEVICE_INVALID); } raid_lib = raid_obj_get_lib(raid_tab, controller_obj_id); fd = raid_obj_get_fd(raid_tab, controller_obj_id); if ((raid_lib == NULL) || (fd == 0)) return (ERR_DRIVER_CLOSED); if (raid_lib->set_attr == NULL) return (ERR_OP_NO_IMPL); ret = raid_lib->set_attr(ctl_attrp->controller_id, attr->array_id, sub_cmd, value, plugin_err_str); return (ret); } static int obj_disk_compnum(raid_obj_tab_t *raid_tab, raid_obj_id_t obj_id, raid_obj_type_id_t comp_type) { disk_attr_t *attr; controller_attr_t *ctl_attrp; raid_obj_id_t controller_obj_id; raid_lib_t *raid_lib; int ret = SUCCESS, fd; if (raid_obj_get_type(raid_tab, obj_id) != OBJ_TYPE_DISK) return (ERR_DEVICE_TYPE); if (comp_type != OBJ_TYPE_DISK_SEG && comp_type != OBJ_TYPE_HSP && comp_type != OBJ_TYPE_TASK && comp_type != OBJ_TYPE_PROP) return (0); ret = obj_get_attr(raid_tab, obj_id, (void **)(&attr)); if ((ret != SUCCESS) || (attr == NULL)) { return (ERR_DEVICE_INVALID); } if (attr->state == DISK_STATE_FAILED) { return (SUCCESS); } controller_obj_id = obj_get_controller(raid_tab, obj_id); if (controller_obj_id < OBJ_NONE) return (ERR_DEVICE_INVALID); ctl_attrp = raid_obj_get_data_ptr(raid_tab, controller_obj_id); if (ctl_attrp == NULL) { return (ERR_DEVICE_INVALID); } raid_lib = raid_obj_get_lib(raid_tab, controller_obj_id); fd = raid_obj_get_fd(raid_tab, controller_obj_id); if ((raid_lib == NULL) || (fd == 0)) return (ERR_DRIVER_CLOSED); ret = raid_lib->compnum(ctl_attrp->controller_id, attr->disk_id, OBJ_TYPE_DISK, comp_type); return (ret); } static int obj_disk_complist(raid_obj_tab_t *raid_tab, raid_obj_id_t obj_id, int comp_num, raid_obj_id_t *comp_list, raid_obj_type_id_t comp_type) { disk_attr_t *attr; controller_attr_t *ctl_attrp; raid_obj_id_t controller_obj_id; raid_lib_t *raid_lib; int ret, i, fd; uint32_t *ids; if (raid_obj_get_type(raid_tab, obj_id) != OBJ_TYPE_DISK) return (ERR_DEVICE_TYPE); if (comp_type != OBJ_TYPE_DISK_SEG && comp_type != OBJ_TYPE_HSP && comp_type != OBJ_TYPE_TASK && comp_type != OBJ_TYPE_PROP) return (0); if (comp_num <= 0 || comp_list == NULL) return (ERR_OP_ILLEGAL); for (i = 0; i < comp_num; ++i) if (raid_obj_get_type(raid_tab, *(comp_list + i)) != comp_type) return (ERR_DEVICE_TYPE); ret = obj_get_attr(raid_tab, obj_id, (void **)(&attr)); if ((ret != SUCCESS) || (attr == NULL)) { return (ERR_DEVICE_INVALID); } if (attr->state == DISK_STATE_FAILED) { return (SUCCESS); } controller_obj_id = obj_get_controller(raid_tab, obj_id); if (controller_obj_id < OBJ_NONE) return (ERR_DEVICE_INVALID); ctl_attrp = raid_obj_get_data_ptr(raid_tab, controller_obj_id); if (ctl_attrp == NULL) { return (ERR_DEVICE_INVALID); } raid_lib = raid_obj_get_lib(raid_tab, controller_obj_id); fd = raid_obj_get_fd(raid_tab, controller_obj_id); if ((raid_lib == NULL) || (fd == 0)) return (ERR_DRIVER_CLOSED); ids = malloc(comp_num * sizeof (uint32_t)); if (ids == NULL) return (ERR_NOMEM); ret = raid_lib->complist(ctl_attrp->controller_id, attr->disk_id, OBJ_TYPE_DISK, comp_type, comp_num, ids); if (ret < SUCCESS) { free(ids); return (ret); } for (i = 0; i < comp_num; ++ i) { diskseg_attr_t *diskseg_attr; hsp_attr_t *hsp_attr; task_attr_t *task_attr; property_attr_t *prop_attr; void *attr_buf; attr_buf = raid_obj_get_data_ptr(raid_tab, *(comp_list + i)); if (attr_buf == NULL) { free(ids); return (ERR_DEVICE_INVALID); } switch (comp_type) { case OBJ_TYPE_DISK_SEG: diskseg_attr = attr_buf; diskseg_attr->seq_no = *(ids + i); break; case OBJ_TYPE_HSP: hsp_attr = attr_buf; hsp_attr->associated_id = *(ids + i); break; case OBJ_TYPE_TASK: task_attr = attr_buf; task_attr->task_id = *(ids + i); break; case OBJ_TYPE_PROP: prop_attr = attr_buf; prop_attr->prop_id = *(ids + i); break; default: free(ids); return (ERR_DEVICE_INVALID); } } free(ids); return (ret); } static int obj_disk_get_attr(raid_obj_tab_t *raid_tab, raid_obj_id_t obj_id) { disk_attr_t *attr; controller_attr_t *ctl_attrp; raid_lib_t *raid_lib; int ret = SUCCESS, fd; raid_obj_id_t controller_obj_id; if (raid_obj_get_type(raid_tab, obj_id) != OBJ_TYPE_DISK) return (ERR_DEVICE_TYPE); if (raid_obj_get_status(raid_tab, obj_id) & OBJ_STATUS_OPENED) return (SUCCESS); attr = raid_obj_get_data_ptr(raid_tab, obj_id); if (attr == NULL) return (ERR_DEVICE_INVALID); controller_obj_id = obj_get_controller(raid_tab, obj_id); if (controller_obj_id < OBJ_NONE) return (ERR_DEVICE_INVALID); ctl_attrp = raid_obj_get_data_ptr(raid_tab, controller_obj_id); if (ctl_attrp == NULL) { return (ERR_DEVICE_INVALID); } raid_lib = raid_obj_get_lib(raid_tab, controller_obj_id); fd = raid_obj_get_fd(raid_tab, controller_obj_id); if ((raid_lib == NULL) || (fd == 0)) return (ERR_DRIVER_CLOSED); ret = raid_lib->get_attr(ctl_attrp->controller_id, attr->disk_id, 0, OBJ_TYPE_DISK, attr); if (ret < SUCCESS) return (ret); (void) raid_obj_set_status(raid_tab, obj_id, OBJ_STATUS_OPENED); return (ret); } static int obj_hsp_get_attr(raid_obj_tab_t *raid_tab, raid_obj_id_t obj_id) { hsp_attr_t *attr; if (raid_obj_get_type(raid_tab, obj_id) != OBJ_TYPE_HSP) return (ERR_DEVICE_TYPE); if (raid_obj_get_status(raid_tab, obj_id) & OBJ_STATUS_OPENED) return (SUCCESS); attr = raid_obj_get_data_ptr(raid_tab, obj_id); if (attr == NULL) return (ERR_DEVICE_INVALID); if (attr->associated_id == (uint32_t)OBJ_ATTR_NONE) attr->type = HSP_TYPE_GLOBAL; else attr->type = HSP_TYPE_LOCAL; return (SUCCESS); } static int obj_arraypart_get_attr(raid_obj_tab_t *raid_tab, raid_obj_id_t obj_id) { arraypart_attr_t *attr; array_attr_t *array_attr; controller_attr_t *ctl_attrp; raid_lib_t *raid_lib; int ret = SUCCESS, fd; raid_obj_id_t controller_obj_id, array_obj_id; if (raid_obj_get_type(raid_tab, obj_id) != OBJ_TYPE_ARRAY_PART) return (ERR_DEVICE_TYPE); if (raid_obj_get_status(raid_tab, obj_id) & OBJ_STATUS_OPENED) return (SUCCESS); attr = raid_obj_get_data_ptr(raid_tab, obj_id); if (attr == NULL) return (ERR_DEVICE_INVALID); array_obj_id = raid_obj_get_container(raid_tab, obj_id); if (array_obj_id < OBJ_NONE) return (ERR_DEVICE_INVALID); array_attr = raid_obj_get_data_ptr(raid_tab, array_obj_id); if (array_attr == NULL) return (ERR_DEVICE_INVALID); controller_obj_id = obj_get_controller(raid_tab, obj_id); if (controller_obj_id < OBJ_NONE) return (ERR_DEVICE_INVALID); ctl_attrp = raid_obj_get_data_ptr(raid_tab, controller_obj_id); if (ctl_attrp == NULL) { return (ERR_DEVICE_INVALID); } raid_lib = raid_obj_get_lib(raid_tab, controller_obj_id); fd = raid_obj_get_fd(raid_tab, controller_obj_id); if ((raid_lib == NULL) || (fd == 0)) return (ERR_DRIVER_CLOSED); ret = raid_lib->get_attr(ctl_attrp->controller_id, array_attr->array_id, attr->disk_id, OBJ_TYPE_ARRAY_PART, attr); if (ret < SUCCESS) return (ret); (void) raid_obj_set_status(raid_tab, obj_id, OBJ_STATUS_OPENED); return (ret); } static int obj_diskseg_get_attr(raid_obj_tab_t *raid_tab, raid_obj_id_t obj_id) { diskseg_attr_t *attr; disk_attr_t *disk_attr; controller_attr_t *ctl_attrp; raid_lib_t *raid_lib; int ret = SUCCESS, fd; raid_obj_id_t controller_obj_id, disk_obj_id; if (raid_obj_get_type(raid_tab, obj_id) != OBJ_TYPE_DISK_SEG) return (ERR_DEVICE_TYPE); if (raid_obj_get_status(raid_tab, obj_id) & OBJ_STATUS_OPENED) return (SUCCESS); attr = raid_obj_get_data_ptr(raid_tab, obj_id); if (attr == NULL) return (ERR_DEVICE_INVALID); disk_obj_id = raid_obj_get_container(raid_tab, obj_id); if (disk_obj_id < OBJ_NONE) return (ERR_DEVICE_INVALID); disk_attr = raid_obj_get_data_ptr(raid_tab, disk_obj_id); if (disk_attr == NULL) return (ERR_DEVICE_INVALID); controller_obj_id = obj_get_controller(raid_tab, obj_id); if (controller_obj_id < OBJ_NONE) return (ERR_DEVICE_INVALID); ctl_attrp = raid_obj_get_data_ptr(raid_tab, controller_obj_id); if (ctl_attrp == NULL) { return (ERR_DEVICE_INVALID); } raid_lib = raid_obj_get_lib(raid_tab, controller_obj_id); fd = raid_obj_get_fd(raid_tab, controller_obj_id); if ((raid_lib == NULL) || (fd == 0)) return (ERR_DRIVER_CLOSED); ret = raid_lib->get_attr(ctl_attrp->controller_id, disk_attr->disk_id, attr->seq_no, OBJ_TYPE_DISK_SEG, attr); if (ret < SUCCESS) return (ret); (void) raid_obj_set_status(raid_tab, obj_id, OBJ_STATUS_OPENED); return (ret); } static int obj_task_get_attr(raid_obj_tab_t *raid_tab, raid_obj_id_t obj_id) { task_attr_t *attr; controller_attr_t *ctl_attrp; raid_lib_t *raid_lib; int ret = SUCCESS, fd; raid_obj_id_t controller_obj_id; if (raid_obj_get_type(raid_tab, obj_id) != OBJ_TYPE_TASK) return (ERR_DEVICE_TYPE); attr = raid_obj_get_data_ptr(raid_tab, obj_id); if (attr == NULL) return (ERR_DEVICE_INVALID); controller_obj_id = obj_get_controller(raid_tab, obj_id); if (controller_obj_id < OBJ_NONE) return (ERR_DEVICE_INVALID); ctl_attrp = raid_obj_get_data_ptr(raid_tab, controller_obj_id); if (ctl_attrp == NULL) { return (ERR_DEVICE_INVALID); } raid_lib = raid_obj_get_lib(raid_tab, controller_obj_id); fd = raid_obj_get_fd(raid_tab, controller_obj_id); if ((raid_lib == NULL) || (fd == 0)) return (ERR_DRIVER_CLOSED); ret = raid_lib->get_attr(ctl_attrp->controller_id, attr->task_id, OBJ_ATTR_NONE, OBJ_TYPE_TASK, attr); return (ret); } static int obj_prop_get_attr(raid_obj_tab_t *raid_tab, raid_obj_id_t obj_id) { property_attr_t *attr, *attr_new; disk_attr_t *disk_attr; controller_attr_t *ctl_attrp; raid_lib_t *raid_lib; int ret = SUCCESS, fd; raid_obj_id_t controller_obj_id, disk_obj_id; if (raid_obj_get_type(raid_tab, obj_id) != OBJ_TYPE_PROP) return (ERR_DEVICE_TYPE); if (raid_obj_get_status(raid_tab, obj_id) & OBJ_STATUS_OPENED) return (SUCCESS); attr = raid_obj_get_data_ptr(raid_tab, obj_id); if (attr == NULL) return (ERR_DEVICE_INVALID); disk_obj_id = raid_obj_get_container(raid_tab, obj_id); if (disk_obj_id < OBJ_NONE) return (ERR_DEVICE_INVALID); disk_attr = raid_obj_get_data_ptr(raid_tab, disk_obj_id); if (disk_attr == NULL) return (ERR_DEVICE_INVALID); controller_obj_id = obj_get_controller(raid_tab, obj_id); if (controller_obj_id < OBJ_NONE) return (ERR_DEVICE_INVALID); ctl_attrp = raid_obj_get_data_ptr(raid_tab, controller_obj_id); if (ctl_attrp == NULL) { return (ERR_DEVICE_INVALID); } raid_lib = raid_obj_get_lib(raid_tab, controller_obj_id); fd = raid_obj_get_fd(raid_tab, controller_obj_id); if ((raid_lib == NULL) || (fd == 0)) return (ERR_DRIVER_CLOSED); /* Get the property size at first */ attr->prop_size = 0; ret = raid_lib->get_attr(ctl_attrp->controller_id, disk_attr->disk_id, OBJ_ATTR_NONE, OBJ_TYPE_PROP, attr); if (ret < SUCCESS) return (ret); /* Allocate memory for property and fill the buffer */ attr_new = realloc(attr, sizeof (property_attr_t) + attr->prop_size); if (attr_new == NULL) return (ERR_NOMEM); (void) raid_obj_set_data_ptr(raid_tab, obj_id, attr_new); ret = raid_lib->get_attr(ctl_attrp->controller_id, disk_attr->disk_id, OBJ_ATTR_NONE, OBJ_TYPE_PROP, attr_new); if (ret < SUCCESS) return (ret); (void) raid_obj_set_status(raid_tab, obj_id, OBJ_STATUS_OPENED); return (ret); } static int obj_array_create(raid_obj_tab_t *raid_tab, raid_obj_id_t array_obj_id, int num_of_comp, raid_obj_id_t *disk_list, char **plugin_err_str) { controller_attr_t *controller_attr; array_attr_t *array_attr, array_attr2; disk_attr_t *disk_attr; arraypart_attr_t *arraypart_attrs; raid_obj_id_t obj_id, controller_obj_id = OBJ_NONE; raid_lib_t *raid_lib; int i, j, ret, fd; int disk_cnt = 0, disk_set_num = 0, set_num = 0, layer_cnt = 0; uint64_t min_disk_capacity = 0; array_attr = raid_obj_get_data_ptr(raid_tab, array_obj_id); if (array_attr == NULL) return (ERR_DEVICE_INVALID); /* Check the disk layout expression */ if (disk_list[0] != OBJ_SEPARATOR_BEGIN || disk_list[num_of_comp - 1] != OBJ_SEPARATOR_END) return (ERR_ARRAY_LAYOUT); for (i = 0; i < num_of_comp; ++i) { if (disk_list[i] == OBJ_SEPARATOR_BEGIN) { if (disk_cnt != 0) return (ERR_ARRAY_LAYOUT); ++layer_cnt; continue; } if (disk_list[i] == OBJ_SEPARATOR_END) { if (disk_set_num == 0) disk_set_num = disk_cnt; else if (disk_set_num != disk_cnt && disk_cnt != 0) return (ERR_ARRAY_LAYOUT); disk_cnt = 0; ++set_num; --layer_cnt; continue; } switch (array_attr->raid_level) { case RAID_LEVEL_0: case RAID_LEVEL_1: case RAID_LEVEL_1E: case RAID_LEVEL_5: if (layer_cnt != 1) return (ERR_ARRAY_LAYOUT); break; case RAID_LEVEL_10: case RAID_LEVEL_50: if (layer_cnt != 2) return (ERR_ARRAY_LAYOUT); break; default: return (ERR_ARRAY_LEVEL); } ++disk_cnt; } if (layer_cnt != 0) return (ERR_ARRAY_LAYOUT); switch (array_attr->raid_level) { case RAID_LEVEL_0: if (disk_set_num < 2 || set_num != 1) return (ERR_ARRAY_LAYOUT); break; case RAID_LEVEL_1: if (disk_set_num != 2 || set_num != 1) return (ERR_ARRAY_LAYOUT); break; case RAID_LEVEL_1E: case RAID_LEVEL_5: if (disk_set_num < 3 || set_num != 1) return (ERR_ARRAY_LAYOUT); break; case RAID_LEVEL_10: if (disk_set_num != 2 || set_num < 2) return (ERR_ARRAY_LAYOUT); break; case RAID_LEVEL_50: if (disk_set_num < 3 || set_num < 2) return (ERR_ARRAY_LAYOUT); break; default: return (ERR_ARRAY_LEVEL); } arraypart_attrs = calloc(num_of_comp, sizeof (arraypart_attr_t)); if (arraypart_attrs == NULL) return (ERR_NOMEM); for (i = 0; i < num_of_comp; ++i) { /* Keep seperators */ if (*(disk_list + i) == OBJ_SEPARATOR_BEGIN) { arraypart_attrs[i].disk_id = (uint32_t)OBJ_SEPARATOR_BEGIN; continue; } if (*(disk_list + i) == OBJ_SEPARATOR_END) { arraypart_attrs[i].disk_id = (uint32_t)OBJ_SEPARATOR_END; continue; } disk_cnt++; /* Check if it's a disk */ if (raid_obj_get_type(raid_tab, *(disk_list + i)) != OBJ_TYPE_DISK) return (ERR_DEVICE_TYPE); /* Check if it's duplicated with other disks */ for (j = 0; j < i; ++j) if (*(disk_list + j) == *(disk_list + i)) { free(arraypart_attrs); return (ERR_DEVICE_DUP); } /* Check disk status */ ret = obj_get_attr(raid_tab, *(disk_list + i), (void **)(&disk_attr)); if (ret != SUCCESS) return (ret); if (disk_attr->state != DISK_STATE_GOOD) { free(arraypart_attrs); return (ERR_DISK_STATE); } /* All disks must belong to the same controller */ obj_id = obj_get_controller(raid_tab, *(disk_list + i)); if (obj_id <= OBJ_NONE) return (obj_id); if (controller_obj_id == OBJ_NONE) { controller_obj_id = obj_id; ret = obj_get_attr(raid_tab, controller_obj_id, (void **)(&controller_attr)); } else if (obj_id != controller_obj_id) { free(arraypart_attrs); return (ERR_DRIVER_ACROSS); } /* Check if the disk contains too many segments */ obj_id = obj_get_comp(raid_tab, *(disk_list + i), OBJ_TYPE_DISK_SEG); j = 0; while (obj_id > OBJ_NONE) { ++j; obj_id = obj_get_sibling(raid_tab, obj_id); } if (j > controller_attr->max_seg_per_disk) { free(arraypart_attrs); return (ERR_DISK_SEG_AMOUNT); } /* Check if controller is a hostraid controller */ if (controller_attr->capability & RAID_CAP_DISK_TRANS) { /* * For hostraid, the first disk should * be with of minimum capacity */ if (min_disk_capacity == 0) { min_disk_capacity = disk_attr->capacity; /* Can not specify capacity for hostraid */ if (array_attr->capacity != 0) { free(arraypart_attrs); return (ERR_OP_ILLEGAL); } } else if (min_disk_capacity > disk_attr->capacity) { free(arraypart_attrs); return (ERR_DISK_SPACE); } /* Disk should not be used for hostraid */ obj_id = obj_get_comp(raid_tab, *(disk_list + i), OBJ_TYPE_DISK_SEG); if (obj_id < OBJ_NONE) { free(arraypart_attrs); return (obj_id); } else if (obj_id > OBJ_NONE) { free(arraypart_attrs); return (ERR_DISK_NOT_EMPTY); } } arraypart_attrs[i].disk_id = disk_attr->disk_id; arraypart_attrs[i].offset = OBJ_ATTR_NONE; arraypart_attrs[i].size = OBJ_ATTR_NONE; } /* Check if array amount exceeds limit */ if (controller_attr->max_array_num <= obj_controller_compnum(raid_tab, controller_obj_id, OBJ_TYPE_ARRAY)) return (ERR_ARRAY_AMOUNT); raid_lib = raid_obj_get_lib(raid_tab, controller_obj_id); fd = raid_obj_get_fd(raid_tab, controller_obj_id); if ((raid_lib == NULL) || (fd == 0)) return (ERR_DRIVER_CLOSED); /* Check if the controller can support the array RAID level */ switch (array_attr->raid_level) { case RAID_LEVEL_0: if (!(controller_attr->capability & RAID_CAP_RAID0)) { free(arraypart_attrs); return (ERR_ARRAY_LEVEL); } break; case RAID_LEVEL_1: if (!(controller_attr->capability & RAID_CAP_RAID1)) { free(arraypart_attrs); return (ERR_ARRAY_LEVEL); } break; case RAID_LEVEL_1E: if (!(controller_attr->capability & RAID_CAP_RAID1E)) { free(arraypart_attrs); return (ERR_ARRAY_LEVEL); } break; case RAID_LEVEL_5: if (!(controller_attr->capability & RAID_CAP_RAID5)) { free(arraypart_attrs); return (ERR_ARRAY_LEVEL); } break; case RAID_LEVEL_10: if (!(controller_attr->capability & RAID_CAP_RAID10)) { free(arraypart_attrs); return (ERR_ARRAY_LEVEL); } break; case RAID_LEVEL_50: if (!(controller_attr->capability & RAID_CAP_RAID50)) { free(arraypart_attrs); return (ERR_ARRAY_LEVEL); } break; default: free(arraypart_attrs); return (ERR_ARRAY_LEVEL); } /* Check if plug in can calculate the maximum size */ (void) memcpy(&array_attr2, array_attr, sizeof (array_attr_t)); array_attr2.capacity = OBJ_ATTR_NONE; ret = raid_lib->array_create(controller_attr->controller_id, &array_attr2, num_of_comp, arraypart_attrs, plugin_err_str); /* If plugin/driver will not calculate space */ if (ret == ERR_OP_NO_IMPL) { /* Calculate the maximum capacity */ array_attr2.capacity = raid_space_noalign(raid_tab, array_attr2.raid_level, num_of_comp, disk_list, arraypart_attrs); /* * If controller is capable to allocate space, * set offset and size attributes to OBJ_ATTR_NONE * and let the controller to determine these value */ if (controller_attr->capability & RAID_CAP_SMART_ALLOC) for (i = 0; i < num_of_comp; ++i) { arraypart_attrs[i].offset = OBJ_ATTR_NONE; arraypart_attrs[i].size = OBJ_ATTR_NONE; } /* There's no enough space for specified capacity */ if (array_attr->capacity > array_attr2.capacity) { free(arraypart_attrs); return (ERR_ARRAY_SIZE); } /* capacity == 0, allocate maximum space */ if (array_attr->capacity == 0) array_attr->capacity = array_attr2.capacity; } else if (ret < SUCCESS) { free(arraypart_attrs); return (ret); } else if (array_attr2.capacity < array_attr->capacity) { /* Return the maximum size */ array_attr->capacity = array_attr2.capacity; free(arraypart_attrs); return (ERR_ARRAY_SIZE); } if (array_attr->capacity < ARRAYPART_MIN_SIZE * disk_cnt) { free(arraypart_attrs); return (ERR_ARRAY_SIZE); } ret = raid_lib->array_create(controller_attr->controller_id, array_attr, num_of_comp, arraypart_attrs, plugin_err_str); free(arraypart_attrs); if (ret != SUCCESS) return (ret); /* Add array object into device tree so that we can map the handle */ (void) raid_obj_add_org(raid_tab, array_obj_id, controller_obj_id); return (ret); } static int obj_array_delete(raid_obj_tab_t *raid_tab, raid_obj_id_t array_obj_id, char **plugin_err_str) { raid_obj_id_t controller_obj_id; controller_attr_t *controller_attr; array_attr_t *array_attr; raid_lib_t *raid_lib; int ret, fd; uint32_t *disk_ids = NULL; controller_obj_id = obj_get_controller(raid_tab, array_obj_id); if (controller_obj_id <= OBJ_NONE) return (controller_obj_id); ret = obj_get_attr(raid_tab, controller_obj_id, (void **)(&controller_attr)); if (ret < SUCCESS) { return (ret); } ret = obj_get_attr(raid_tab, array_obj_id, (void **)(&array_attr)); if (ret < SUCCESS) return (ret); raid_lib = raid_obj_get_lib(raid_tab, controller_obj_id); fd = raid_obj_get_fd(raid_tab, controller_obj_id); if ((raid_lib == NULL) || (fd == 0)) return (ERR_DRIVER_CLOSED); ret = raid_lib->array_delete(controller_attr->controller_id, array_attr->array_id, plugin_err_str); if (ret < SUCCESS) { if (disk_ids) free(disk_ids); return (ret); } if (disk_ids) free(disk_ids); return (ret); } static int obj_hsp_bind(raid_obj_tab_t *raid_tab, int num, raid_obj_id_t *obj_ids, char **plugin_err_str) { raid_obj_id_t obj_id, controller_obj_id = OBJ_NONE; raid_obj_id_t array_obj_id, disk_obj_id; hsp_relation_t *hsp_relation; controller_attr_t *controller_attr; array_attr_t *array_attr; arraypart_attr_t *arraypart_attr; disk_attr_t *disk_attr; diskseg_attr_t *diskseg_attr; hsp_attr_t *hsp_attr; raid_lib_t *raid_lib; int ret, fd, i, j = 0; hsp_relation = malloc(sizeof (hsp_relation_t) * num); if (hsp_relation == NULL) return (ERR_NOMEM); for (i = 0; i < num; ++i) { array_obj_id = *(obj_ids + i * 2); disk_obj_id = *(obj_ids + i * 2 + 1); if (raid_obj_get_type(raid_tab, disk_obj_id) != OBJ_TYPE_DISK || (array_obj_id != OBJ_ATTR_NONE && raid_obj_get_type(raid_tab, array_obj_id) != OBJ_TYPE_ARRAY)) { free(hsp_relation); return (ERR_DEVICE_TYPE); } /* Get controller attributes */ if (controller_obj_id == OBJ_NONE) controller_obj_id = obj_get_controller(raid_tab, disk_obj_id); else if (controller_obj_id != obj_get_controller(raid_tab, disk_obj_id)) { free(hsp_relation); return (ERR_DRIVER_ACROSS); } ret = obj_get_attr(raid_tab, controller_obj_id, (void **)(&controller_attr)); /* Get disk attributes */ ret = obj_get_attr(raid_tab, disk_obj_id, (void **)(&disk_attr)); if (disk_attr->state == DISK_STATE_FAILED) { free(hsp_relation); return (ERR_DISK_STATE); } /* If it's not a hsp disk, check if there's occupied space */ if (obj_get_comp(raid_tab, disk_obj_id, OBJ_TYPE_HSP) == OBJ_NONE) { obj_id = obj_get_comp(raid_tab, disk_obj_id, OBJ_TYPE_DISK_SEG); while (obj_id != OBJ_NONE) { ret = obj_get_attr(raid_tab, obj_id, (void **)(&diskseg_attr)); if (!(diskseg_attr->state & DISKSEG_STATE_RESERVED)) { free(hsp_relation); return (ERR_DISK_NOT_EMPTY); } obj_id = obj_get_sibling(raid_tab, obj_id); } } if (array_obj_id != OBJ_ATTR_NONE) { /* If local hsp is supported */ if (!(controller_attr->capability & RAID_CAP_L_HSP)) { free(hsp_relation); return (ERR_OP_ILLEGAL); } if (raid_obj_get_type(raid_tab, array_obj_id) != OBJ_TYPE_ARRAY) { free(hsp_relation); return (ERR_DEVICE_TYPE); } /* Get array attributes */ ret = obj_get_attr(raid_tab, array_obj_id, (void **)(&array_attr)); /* RAID 0 array can not use hsp */ if (array_attr->raid_level == RAID_LEVEL_0) { free(hsp_relation); return (ERR_ARRAY_LEVEL); } /* If It's belong to another controller */ if (controller_obj_id != obj_get_controller(raid_tab, array_obj_id)) { free(hsp_relation); return (ERR_DRIVER_ACROSS); } /* Get an array part attributes */ if ((array_attr->raid_level == RAID_LEVEL_10) || (array_attr->raid_level == RAID_LEVEL_50)) obj_id = obj_get_comp(raid_tab, array_obj_id, OBJ_TYPE_ARRAY); else obj_id = array_obj_id; obj_id = obj_get_comp(raid_tab, obj_id, OBJ_TYPE_ARRAY_PART); ret = obj_get_attr(raid_tab, obj_id, (void **)(&arraypart_attr)); /* Check if disk space is enough for array */ if (arraypart_attr->size > disk_attr->capacity) { free(hsp_relation); return (ERR_DISK_SPACE); } if (controller_attr->capability & RAID_CAP_ARRAY_ALIGN) if ((arraypart_attr->size + arraypart_attr->offset) > disk_attr->capacity) { free(hsp_relation); return (ERR_DISK_SPACE); } } else if (!(controller_attr->capability & RAID_CAP_G_HSP)) { /* if global hsp is supported */ free(hsp_relation); return (ERR_OP_ILLEGAL); } /* * If the array is already associated with the * local hsp, or it's a global hsp, ignore it */ obj_id = obj_get_comp(raid_tab, disk_obj_id, OBJ_TYPE_HSP); if (obj_id > OBJ_NONE) { if (obj_get_attr(raid_tab, obj_id, (void **)&hsp_attr) >= SUCCESS) { if (((hsp_attr->type == HSP_TYPE_GLOBAL) && (array_obj_id != OBJ_ATTR_NONE)) || ((hsp_attr->type == HSP_TYPE_LOCAL) && (array_obj_id == OBJ_ATTR_NONE))) { free(hsp_relation); return (ERR_OP_ILLEGAL); } } } if (array_obj_id != OBJ_ATTR_NONE) hsp_relation[j].array_id = array_attr->array_id; else hsp_relation[j].array_id = (uint32_t)OBJ_ATTR_NONE; hsp_relation[j].disk_id = disk_attr->disk_id; ++ j; } if (j == 0) return (SUCCESS); raid_lib = raid_obj_get_lib(raid_tab, controller_obj_id); fd = raid_obj_get_fd(raid_tab, controller_obj_id); if ((raid_lib == NULL) || (fd == 0)) return (ERR_DRIVER_CLOSED); if (raid_lib->hsp_bind == NULL) { free(hsp_relation); return (ERR_OP_NO_IMPL); } ret = raid_lib->hsp_bind(controller_attr->controller_id, j, hsp_relation, plugin_err_str); free(hsp_relation); return (ret); } static int obj_hsp_unbind(raid_obj_tab_t *raid_tab, int num, raid_obj_id_t *obj_ids, char **plugin_err_str) { raid_obj_id_t obj_id, controller_obj_id = OBJ_NONE; raid_obj_id_t array_obj_id, disk_obj_id; hsp_relation_t *hsp_relation; controller_attr_t *controller_attr; array_attr_t *array_attr; disk_attr_t *disk_attr; hsp_attr_t *hsp_attr; raid_lib_t *raid_lib; int ret, fd, i, j = 0; hsp_relation = malloc(sizeof (hsp_relation_t) * num); if (hsp_relation == NULL) return (ERR_NOMEM); for (i = 0; i < num; ++i) { array_obj_id = *(obj_ids + i * 2); disk_obj_id = *(obj_ids + i * 2 + 1); if (raid_obj_get_type(raid_tab, disk_obj_id) != OBJ_TYPE_DISK) { free(hsp_relation); return (ERR_DEVICE_TYPE); } /* Get controller attributes */ if (controller_obj_id == OBJ_NONE) controller_obj_id = obj_get_controller(raid_tab, disk_obj_id); else if (controller_obj_id != obj_get_controller(raid_tab, disk_obj_id)) { free(hsp_relation); return (ERR_DRIVER_ACROSS); } ret = obj_get_attr(raid_tab, controller_obj_id, (void **)(&controller_attr)); /* Get disk attributes */ ret = obj_get_attr(raid_tab, disk_obj_id, (void **)(&disk_attr)); if (disk_attr->state == DISK_STATE_FAILED) { free(hsp_relation); return (ERR_DISK_STATE); } /* If it's not a hsp disk */ obj_id = obj_get_comp(raid_tab, disk_obj_id, OBJ_TYPE_HSP); if (obj_id == OBJ_NONE) { free(hsp_relation); return (ERR_DISK_STATE); } ret = obj_get_attr(raid_tab, obj_id, (void **)(&hsp_attr)); if (array_obj_id != OBJ_ATTR_NONE) { if (raid_obj_get_type(raid_tab, array_obj_id) != OBJ_TYPE_ARRAY) { free(hsp_relation); return (ERR_DEVICE_TYPE); } /* Get array attributes */ ret = obj_get_attr(raid_tab, array_obj_id, (void **)(&array_attr)); /* If It's belong to another controller */ if (controller_obj_id != obj_get_controller(raid_tab, array_obj_id)) { free(hsp_relation); return (ERR_DRIVER_ACROSS); } /* If want to remove an array from a global hsp */ if (hsp_attr->type == HSP_TYPE_GLOBAL) { free(hsp_relation); return (ERR_OP_ILLEGAL); } do { (void) obj_get_attr(raid_tab, obj_id, (void **)(&hsp_attr)); if (hsp_attr->associated_id == array_attr->array_id || hsp_attr->type == HSP_TYPE_GLOBAL) break; obj_id = obj_get_sibling(raid_tab, obj_id); } while (obj_id > OBJ_NONE); } else if (hsp_attr->type != HSP_TYPE_GLOBAL) { /* if global hsp is supported */ free(hsp_relation); return (ERR_OP_ILLEGAL); } /* * If array is associated with a local hsp, or remove a * global hsp disk */ if ((obj_id && (array_obj_id != OBJ_ATTR_NONE)) || (array_obj_id == OBJ_ATTR_NONE)) { if (array_obj_id != OBJ_ATTR_NONE) hsp_relation[j].array_id = array_attr->array_id; else hsp_relation[j].array_id = (uint32_t)OBJ_ATTR_NONE; hsp_relation[j].disk_id = disk_attr->disk_id; ++ j; } else { free(hsp_relation); return (ERR_OP_ILLEGAL); } } raid_lib = raid_obj_get_lib(raid_tab, controller_obj_id); fd = raid_obj_get_fd(raid_tab, controller_obj_id); if ((raid_lib == NULL) || (fd == 0)) return (ERR_DRIVER_CLOSED); if (raid_lib->hsp_unbind == NULL) { free(hsp_relation); return (ERR_OP_NO_IMPL); } ret = raid_lib->hsp_unbind(controller_attr->controller_id, j, hsp_relation, plugin_err_str); free(hsp_relation); return (ret); } /* * Object maintennance routines */ static int raid_obj_create_system_obj(raid_obj_tab_t *raid_tab) { raid_obj_t *raid_obj; int ret; raid_obj = calloc(1, sizeof (raid_obj_t)); if (raid_obj == NULL) return (ERR_NOMEM); raid_obj->obj_id = OBJ_SYSTEM; raid_obj->obj_type_id = OBJ_TYPE_SYSTEM; raid_obj->data = NULL; ret = raid_obj_tab_insert(raid_tab, raid_obj->obj_id, raid_obj); if (ret == ERR_DEVICE_DUP) { free(raid_obj); return (ERR_DEVICE_UNCLEAN); } return (SUCCESS); } static raid_obj_id_t raid_obj_id_new(raid_obj_tab_t *raid_tab) { ++ raid_tab->obj_id_cnt; if (raid_tab->obj_id_cnt <= 0) return (ERR_DEVICE_OVERFLOW); return (raid_tab->obj_id_cnt); } static void * raid_obj_attr_new(raid_obj_type_id_t obj_type) { void *obj_attr = NULL; switch (obj_type) { case OBJ_TYPE_CONTROLLER: obj_attr = calloc(1, sizeof (controller_attr_t)); break; case OBJ_TYPE_ARRAY: obj_attr = calloc(1, sizeof (array_attr_t)); break; case OBJ_TYPE_DISK: obj_attr = calloc(1, sizeof (disk_attr_t)); break; case OBJ_TYPE_HSP: obj_attr = calloc(1, sizeof (hsp_attr_t)); break; case OBJ_TYPE_ARRAY_PART: obj_attr = calloc(1, sizeof (arraypart_attr_t)); break; case OBJ_TYPE_DISK_SEG: obj_attr = calloc(1, sizeof (diskseg_attr_t)); break; case OBJ_TYPE_TASK: obj_attr = calloc(1, sizeof (task_attr_t)); break; case OBJ_TYPE_PROP: obj_attr = calloc(1, sizeof (property_attr_t)); break; default: break; } return (obj_attr); } static raid_obj_id_t raid_obj_create(raid_obj_tab_t *raid_tab, raid_obj_type_id_t obj_type) { raid_obj_t *raid_obj; int ret; void *data_ptr; raid_obj = calloc(1, sizeof (raid_obj_t)); if (raid_obj == NULL) return (ERR_NOMEM); raid_obj->obj_id = raid_obj_id_new(raid_tab); if (raid_obj->obj_id < OBJ_NONE) return (ERR_DEVICE_OVERFLOW); ret = raid_obj_tab_insert(raid_tab, raid_obj->obj_id, raid_obj); if (ret == ERR_DEVICE_DUP) { free(raid_obj); return (ERR_DEVICE_DUP); } data_ptr = raid_obj_attr_new(obj_type); if (data_ptr == NULL) { (void) raid_obj_delete(raid_tab, raid_obj->obj_id); return (ERR_NOMEM); } (void) raid_obj_set_data_ptr(raid_tab, raid_obj->obj_id, data_ptr); (void) raid_obj_set_type(raid_tab, raid_obj->obj_id, obj_type); return (raid_obj->obj_id); } static int raid_obj_delete(raid_obj_tab_t *raid_tab, raid_obj_id_t raid_obj_id) { raid_obj_t *obj; obj = raid_obj_tab_remove(raid_tab, raid_obj_id); if (obj != NULL) { free(obj->data); free(obj); return (SUCCESS); } return (ERR_DEVICE_NOENT); } static int raid_obj_add_org(raid_obj_tab_t *raid_tab, raid_obj_id_t obj_id, raid_obj_id_t container_id) { raid_obj_id_t tmp, tmp1; tmp = raid_obj_get_comp(raid_tab, container_id); if (tmp < OBJ_NONE) return (ERR_DEVICE_NOENT); if (tmp == OBJ_NONE) { (void) raid_obj_set_container(raid_tab, obj_id, container_id); (void) raid_obj_set_comp(raid_tab, container_id, obj_id); return (SUCCESS); } while ((tmp1 = raid_obj_get_sibling(raid_tab, tmp)) != OBJ_NONE) tmp = tmp1; if (raid_obj_set_sibling(raid_tab, tmp, obj_id) < SUCCESS) return (ERR_DEVICE_NOENT); (void) raid_obj_set_container(raid_tab, obj_id, container_id); return (SUCCESS); } static raid_obj_type_id_t raid_obj_get_type(raid_obj_tab_t *raid_tab, raid_obj_id_t obj_id) { raid_obj_t *obj; obj = raid_obj_tab_find(raid_tab, obj_id); if (obj == NULL) return (ERR_DEVICE_NOENT); if ((obj->obj_type_id < OBJ_TYPE_SYSTEM) || (obj->obj_type_id >= OBJ_TYPE_ALL)) return (ERR_DEVICE_INVALID); return (obj->obj_type_id); } static int raid_obj_set_type(raid_obj_tab_t *raid_tab, raid_obj_id_t obj_id, raid_obj_type_id_t type) { raid_obj_t *obj; obj = raid_obj_tab_find(raid_tab, obj_id); if (obj == NULL) return (ERR_DEVICE_NOENT); if ((type < OBJ_TYPE_SYSTEM) || (type >= OBJ_TYPE_ALL)) return (ERR_DEVICE_TYPE); obj->obj_type_id = type; return (SUCCESS); } static raid_obj_status_t raid_obj_get_status(raid_obj_tab_t *raid_tab, raid_obj_id_t obj_id) { raid_obj_t *obj; obj = raid_obj_tab_find(raid_tab, obj_id); if (obj == NULL) return (ERR_DEVICE_NOENT); return (obj->status); } static int raid_obj_set_status(raid_obj_tab_t *raid_tab, raid_obj_id_t obj_id, raid_obj_status_t status) { raid_obj_t *obj; obj = raid_obj_tab_find(raid_tab, obj_id); if (obj == NULL) return (ERR_DEVICE_NOENT); obj->status = obj->status | status; return (SUCCESS); } static int raid_obj_clear_status(raid_obj_tab_t *raid_tab, raid_obj_id_t obj_id, raid_obj_status_t status) { raid_obj_t *obj; obj = raid_obj_tab_find(raid_tab, obj_id); if (obj == NULL) return (ERR_DEVICE_NOENT); obj->status = obj->status & ~status; return (SUCCESS); } static raid_obj_id_t raid_obj_get_container(raid_obj_tab_t *raid_tab, raid_obj_id_t obj_id) { raid_obj_t *obj; obj = raid_obj_tab_find(raid_tab, obj_id); if (obj == NULL) return (ERR_DEVICE_NOENT); return (obj->container); } static int raid_obj_set_container(raid_obj_tab_t *raid_tab, raid_obj_id_t obj_id, raid_obj_id_t container_id) { raid_obj_t *obj; obj = raid_obj_tab_find(raid_tab, obj_id); if (obj == NULL) return (ERR_DEVICE_NOENT); obj->container = container_id; return (SUCCESS); } static raid_obj_id_t raid_obj_get_comp(raid_obj_tab_t *raid_tab, raid_obj_id_t obj_id) { raid_obj_t *obj; obj = raid_obj_tab_find(raid_tab, obj_id); if (obj == NULL) return (ERR_DEVICE_NOENT); return (obj->component); } static int raid_obj_set_comp(raid_obj_tab_t *raid_tab, raid_obj_id_t obj_id, raid_obj_id_t comp) { raid_obj_t *obj; obj = raid_obj_tab_find(raid_tab, obj_id); if (obj == NULL) return (ERR_DEVICE_NOENT); obj->component = comp; return (SUCCESS); } static raid_obj_id_t raid_obj_get_sibling(raid_obj_tab_t *raid_tab, raid_obj_id_t obj_id) { raid_obj_t *obj; obj = raid_obj_tab_find(raid_tab, obj_id); if (obj == NULL) return (ERR_DEVICE_NOENT); return (obj->sibling); } static int raid_obj_set_sibling(raid_obj_tab_t *raid_tab, raid_obj_id_t obj_id, raid_obj_id_t sibling) { raid_obj_t *obj; obj = raid_obj_tab_find(raid_tab, obj_id); if (obj == NULL) return (ERR_DEVICE_NOENT); obj->sibling = sibling; return (SUCCESS); } static void * raid_obj_get_data_ptr(raid_obj_tab_t *raid_tab, raid_obj_id_t obj_id) { raid_obj_t *obj; obj = raid_obj_tab_find(raid_tab, obj_id); if (obj == NULL) return (NULL); return (obj->data); } static int raid_obj_set_data_ptr(raid_obj_tab_t *raid_tab, raid_obj_id_t obj_id, void *data) { raid_obj_t *obj; obj = raid_obj_tab_find(raid_tab, obj_id); if (obj == NULL) return (ERR_DEVICE_NOENT); obj->data = data; return (SUCCESS); } static raid_obj_handle_t raid_obj_get_handle(raid_obj_tab_t *raid_tab, raid_obj_id_t obj_id) { raid_obj_t *obj; obj = raid_obj_tab_find(raid_tab, obj_id); if (obj == NULL) return (ERR_DEVICE_NOENT); return (obj->handle); } static int raid_obj_set_handle(raid_obj_tab_t *raid_tab, raid_obj_id_t obj_id, raid_obj_handle_t handle) { raid_obj_t *obj; obj = raid_obj_tab_find(raid_tab, obj_id); if (obj == NULL) return (ERR_DEVICE_NOENT); obj->handle = handle; return (SUCCESS); } /* * Object list maintennance routines */ static void raid_list_create(raid_list_t *list, size_t offset) { list->head = NULL; list->tail = NULL; list->offset = offset; } static void * raid_list_head(raid_list_t *list) { return (list->head); } static void * raid_list_next(raid_list_t *list, void *obj) { raid_list_el_t *el = LIST_OBJ_TO_EL(list, obj); return (el->next); } static void raid_list_insert_tail(raid_list_t *list, void *obj) { raid_list_el_t *el = LIST_OBJ_TO_EL(list, obj), *el1; el->prev = list->tail; list->tail = obj; el->next = NULL; if (list->head == NULL) list->head = obj; if (el->prev != NULL) { el1 = LIST_OBJ_TO_EL(list, el->prev); el1->next = obj; } } static void raid_list_remove(raid_list_t *list, void *obj) { raid_list_el_t *el = LIST_OBJ_TO_EL(list, obj), *el1; if (list->head == obj) list->head = el->next; if (list->tail == obj) list->tail = el->prev; if (el->next != NULL) { el1 = LIST_OBJ_TO_EL(list, el->next); el1->prev = el->prev; } if (el->prev != NULL) { el1 = LIST_OBJ_TO_EL(list, el->prev); el1->next = el->next; } el->prev = el->next = NULL; } static void * raid_list_remove_head(raid_list_t *list) { void *obj = list->head; if (obj != NULL) raid_list_remove(list, obj); return (obj); } static void * raid_list_find(raid_list_t *list, raid_obj_id_t obj_id) { raid_obj_t *obj; for (obj = raid_list_head(list); obj != NULL; obj = raid_list_next(list, obj)) if (obj->obj_id == obj_id) break; return (obj); } static int raid_obj_tab_create(raid_obj_tab_t *tab, size_t hash_slots) { unsigned i; if (hash_slots == 0) return (ERR_OP_ILLEGAL); tab->slots = hash_slots; if ((tab->table = calloc(hash_slots, sizeof (raid_list_t))) == NULL) return (ERR_NOMEM); for (i = 0; i < hash_slots; i++) raid_list_create(&tab->table[i], offsetof(raid_obj_t, el)); return (SUCCESS); } static void raid_obj_tab_destroy(raid_obj_tab_t *tab) { unsigned i; for (i = 0; i < tab->slots; i++) { struct raid_obj_t *obj; while ((obj = raid_list_remove_head(&tab->table[i])) != NULL) free(obj); raid_list_destroy(&tab->table[i]); } if (tab->table) free(tab->table); tab->table = NULL; tab->slots = 0; tab->obj_id_cnt = 0; } static int raid_obj_tab_insert(raid_obj_tab_t *tab, raid_obj_id_t id, void *obj) { raid_list_t *list; list = OBJ_TAB_SLOT(tab, id); if (raid_list_find(list, id) != NULL) return (ERR_DEVICE_DUP); raid_list_insert_tail(list, obj); return (SUCCESS); } static void * raid_obj_tab_remove(raid_obj_tab_t *tab, raid_obj_id_t id) { raid_list_t *list; raid_obj_t *obj; list = OBJ_TAB_SLOT(tab, id); if ((obj = raid_list_find(list, id)) != NULL) raid_list_remove(list, obj); return (obj); } static void * raid_obj_tab_find(raid_obj_tab_t *tab, raid_obj_id_t id) { raid_list_t *list; raid_obj_t *obj; list = OBJ_TAB_SLOT(tab, id); obj = raid_list_find(list, id); return (obj); } static void raid_list_destroy(raid_list_t *list) { list->head = NULL; list->tail = NULL; list->offset = 0; } /* * Plug-in maintennance routines */ static int controller_id_to_path(uint32_t controller_id, char *path) { int fd; char buf[MAX_PATH_LEN] = {0}, buf1[MAX_PATH_LEN] = {0}, *colon; (void) snprintf(buf, MAX_PATH_LEN, "%s/c%d", CFGDIR, controller_id); if (readlink(buf, buf1, sizeof (buf1)) < 0) return (ERR_DRIVER_NOT_FOUND); if (buf1[0] != '/') (void) snprintf(buf, sizeof (buf), "%s/", CFGDIR); else buf[0] = 0; (void) strlcat(buf, buf1, MAX_PATH_LEN); colon = strrchr(buf, ':'); if (colon == NULL) return (ERR_DRIVER_NOT_FOUND); else *colon = 0; (void) snprintf(path, MAX_PATH_LEN, "%s:devctl", buf); fd = open(path, O_RDONLY | O_NDELAY); if (fd < 0) return (ERR_DRIVER_NOT_FOUND); (void) close(fd); return (SUCCESS); } static char * controller_id_to_driver_name(uint32_t controller_id) { char buf[MAX_PATH_LEN]; di_node_t di_node; char *name, *tmp; int ret; ret = controller_id_to_path(controller_id, buf); if (ret < SUCCESS) return (NULL); tmp = strrchr(buf, ':'); if (tmp != NULL) *tmp = 0; tmp = strstr(buf, "pci"); if (tmp == NULL) return (NULL); di_node = di_init(tmp, DINFOPROP); if (di_node == DI_NODE_NIL) return (NULL); name = di_driver_name(di_node); return (name); } static void raid_plugin_init() { raid_lib_t *raid_lib = raid_lib_sys; while (raid_lib) { raid_lib_sys = raid_lib->next; (void) dlclose(raid_lib->lib_handle); free(raid_lib); raid_lib = raid_lib_sys; } } static raid_lib_t * raid_plugin_load(char *driver_name) { char buf[MAX_PATH_LEN] = {0}; raid_lib_t *supplib; void *sym; supplib = calloc(1, sizeof (raid_lib_t)); if (supplib == NULL) return (NULL); (void) snprintf(buf, MAX_PATH_LEN, "%s/%s.so.1", SUPP_PLUGIN_DIR, driver_name); supplib->lib_handle = dlopen(buf, RTLD_LAZY); if (supplib->lib_handle == NULL) { free(supplib); return (NULL); } supplib->name = driver_name; if ((sym = dlsym(supplib->lib_handle, "rdcfg_version")) == NULL) supplib->version = RDCFG_PLUGIN_V1; else { supplib->version = *((uint32_t *)sym); if (supplib->version != RDCFG_PLUGIN_V1) { (void) dlclose(supplib->lib_handle); free(supplib); return (NULL); } } if ((sym = dlsym(supplib->lib_handle, "rdcfg_open_controller")) == NULL) { (void) dlclose(supplib->lib_handle); free(supplib); return (NULL); } else supplib->open_controller = (int(*)(uint32_t, char **))sym; if ((sym = dlsym(supplib->lib_handle, "rdcfg_close_controller")) == NULL) { (void) dlclose(supplib->lib_handle); free(supplib); return (NULL); } else supplib->close_controller = (int (*)(uint32_t, char **))sym; if ((sym = dlsym(supplib->lib_handle, "rdcfg_compnum")) == NULL) { (void) dlclose(supplib->lib_handle); free(supplib); return (NULL); } else supplib->compnum = (int (*)(uint32_t, uint32_t, raid_obj_type_id_t, raid_obj_type_id_t))sym; if ((sym = dlsym(supplib->lib_handle, "rdcfg_complist")) == NULL) { (void) dlclose(supplib->lib_handle); free(supplib); return (NULL); } else supplib->complist = (int (*)(uint32_t, uint32_t, raid_obj_type_id_t, raid_obj_type_id_t, int, void *))sym; if ((sym = dlsym(supplib->lib_handle, "rdcfg_get_attr")) == NULL) { (void) dlclose(supplib->lib_handle); free(supplib); return (NULL); } else supplib->get_attr = (int (*)(uint32_t, uint32_t, uint32_t, raid_obj_type_id_t, void*))sym; if ((sym = dlsym(supplib->lib_handle, "rdcfg_array_create")) == NULL) { (void) dlclose(supplib->lib_handle); free(supplib); return (NULL); } else supplib->array_create = (int (*)(uint32_t, array_attr_t *, int, arraypart_attr_t *, char **))sym; if ((sym = dlsym(supplib->lib_handle, "rdcfg_array_delete")) == NULL) { (void) dlclose(supplib->lib_handle); free(supplib); return (NULL); } else supplib->array_delete = (int (*)(uint32_t, uint32_t, char **))sym; supplib->hsp_bind = (int (*)(uint32_t, uint32_t, hsp_relation_t *, char **))dlsym(supplib->lib_handle, "rdcfg_hsp_bind"); supplib->hsp_unbind = (int (*)(uint32_t, uint32_t, hsp_relation_t *, char **))dlsym(supplib->lib_handle, "rdcfg_hsp_unbind"); supplib->set_attr = (int (*)(uint32_t, uint32_t, uint32_t, uint32_t *, char **))dlsym(supplib->lib_handle, "rdcfg_set_attr"); supplib->flash_fw = (int (*)(uint32_t, char *, uint32_t, char **)) dlsym(supplib->lib_handle, "rdcfg_flash_fw"); supplib->next = raid_lib_sys; raid_lib_sys = supplib; return (supplib); } static raid_lib_t * raid_find_lib(raid_obj_tab_t *raid_tab, raid_obj_id_t controller_obj_id) { controller_attr_t *controller_attr; raid_lib_t *raid_lib; char *driver_name; raid_obj_handle_t handle; /* Check if it's mapped to handle structure */ handle = raid_obj_to_handle(raid_tab, controller_obj_id); if (raid_handle_sys.handles[handle].raid_lib != NULL) return (raid_handle_sys.handles[handle].raid_lib); (void) obj_get_attr(raid_tab, controller_obj_id, (void **)(&controller_attr)); /* Check if the plugin module is already loaded */ driver_name = controller_id_to_driver_name( controller_attr->controller_id); if (driver_name == NULL) return (NULL); raid_lib = raid_lib_sys; while (raid_lib != NULL) { if (raid_lib->name != NULL && strcmp(driver_name, raid_lib->name) == 0) return (raid_lib); raid_lib = raid_lib->next; } /* Loading the plugin module */ raid_lib = raid_plugin_load(driver_name); return (raid_lib); }