/* * 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 https://opensource.org/licenses/CDDL-1.0. * 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 (c) 2004, 2010, Oracle and/or its affiliates. All rights reserved. * * Copyright (c) 2016, Intel Corporation. */ #ifndef _FMD_API_H #define _FMD_API_H #include #include #include #include #include #include #ifdef __cplusplus extern "C" { #endif /* * Fault Management Daemon Client Interfaces */ #define FMD_API_VERSION 5 typedef struct fmd_hdl fmd_hdl_t; typedef struct fmd_timer { timer_t ft_tid; void *ft_arg; fmd_hdl_t *ft_hdl; } fmd_timer_t; #define id_t fmd_timer_t * typedef struct fmd_event { hrtime_t ev_hrt; /* event time used by SERD engines */ } fmd_event_t; typedef struct fmd_case { char ci_uuid[48]; /* uuid string for this case */ fmd_hdl_t *ci_mod; /* module that owns this case */ void *ci_data; /* data from fmd_case_setspecific() */ ushort_t ci_state; /* case state (see below) */ ushort_t ci_flags; /* case flags (see below) */ struct timeval ci_tv; /* time of original diagnosis */ void *ci_bufptr; /* case data serialization buffer */ size_t ci_bufsiz; } fmd_case_t; #define FMD_CASE_UNSOLVED 0 /* case is not yet solved (waiting) */ #define FMD_CASE_SOLVED 1 /* case is solved (suspects added) */ #define FMD_CASE_CLOSE_WAIT 2 /* case is executing fmdo_close() */ #define FMD_CASE_CLOSED 3 /* case is closed (reconfig done) */ #define FMD_CASE_REPAIRED 4 /* case is repaired */ #define FMD_CASE_RESOLVED 5 /* case is resolved (can be freed) */ #define FMD_CF_DIRTY 0x01 /* case is in need of checkpoint */ #define FMD_CF_SOLVED 0x02 /* case has been solved */ #define FMD_CF_ISOLATED 0x04 /* case has been isolated */ #define FMD_CF_REPAIRED 0x08 /* case has been repaired */ #define FMD_CF_RESOLVED 0x10 /* case has been resolved */ #define FMD_TYPE_BOOL 0 /* int */ #define FMD_TYPE_INT32 1 /* int32_t */ #define FMD_TYPE_UINT32 2 /* uint32_t */ #define FMD_TYPE_INT64 3 /* int64_t */ #define FMD_TYPE_UINT64 4 /* uint64_t */ #define FMD_TYPE_TIME 5 /* uint64_t */ #define FMD_TYPE_SIZE 6 /* uint64_t */ typedef struct fmd_prop { const char *fmdp_name; /* property name */ uint_t fmdp_type; /* property type (see above) */ const char *fmdp_defv; /* default value */ } fmd_prop_t; typedef struct fmd_stat { char fmds_name[32]; /* statistic name */ uint_t fmds_type; /* statistic type (see above) */ char fmds_desc[64]; /* statistic description */ union { int bool; /* FMD_TYPE_BOOL */ int32_t i32; /* FMD_TYPE_INT32 */ uint32_t ui32; /* FMD_TYPE_UINT32 */ int64_t i64; /* FMD_TYPE_INT64 */ uint64_t ui64; /* FMD_TYPE_UINT64 */ } fmds_value; } fmd_stat_t; typedef struct fmd_hdl_ops { void (*fmdo_recv)(fmd_hdl_t *, fmd_event_t *, nvlist_t *, const char *); void (*fmdo_timeout)(fmd_hdl_t *, id_t, void *); void (*fmdo_close)(fmd_hdl_t *, fmd_case_t *); void (*fmdo_stats)(fmd_hdl_t *); void (*fmdo_gc)(fmd_hdl_t *); } fmd_hdl_ops_t; #define FMD_SEND_SUCCESS 0 /* fmdo_send queued event */ #define FMD_SEND_FAILED 1 /* fmdo_send unrecoverable error */ #define FMD_SEND_RETRY 2 /* fmdo_send requests retry */ typedef struct fmd_hdl_info { const char *fmdi_desc; /* fmd client description string */ const char *fmdi_vers; /* fmd client version string */ const fmd_hdl_ops_t *fmdi_ops; /* ops vector for client */ const fmd_prop_t *fmdi_props; /* array of configuration props */ } fmd_hdl_info_t; extern int fmd_hdl_register(fmd_hdl_t *, int, const fmd_hdl_info_t *); extern void fmd_hdl_unregister(fmd_hdl_t *); extern void fmd_hdl_setspecific(fmd_hdl_t *, void *); extern void *fmd_hdl_getspecific(fmd_hdl_t *); #define FMD_SLEEP UMEM_NOFAIL extern void *fmd_hdl_alloc(fmd_hdl_t *, size_t, int); extern void *fmd_hdl_zalloc(fmd_hdl_t *, size_t, int); extern void fmd_hdl_free(fmd_hdl_t *, void *, size_t); extern char *fmd_hdl_strdup(fmd_hdl_t *, const char *, int); extern void fmd_hdl_strfree(fmd_hdl_t *, char *); extern void fmd_hdl_vdebug(fmd_hdl_t *, const char *, va_list); extern void fmd_hdl_debug(fmd_hdl_t *, const char *, ...); extern int32_t fmd_prop_get_int32(fmd_hdl_t *, const char *); extern int64_t fmd_prop_get_int64(fmd_hdl_t *, const char *); #define FMD_STAT_NOALLOC 0x0 /* fmd should use caller's memory */ #define FMD_STAT_ALLOC 0x1 /* fmd should allocate stats memory */ extern fmd_stat_t *fmd_stat_create(fmd_hdl_t *, uint_t, uint_t, fmd_stat_t *); extern void fmd_stat_destroy(fmd_hdl_t *, uint_t, fmd_stat_t *); extern void fmd_stat_setstr(fmd_hdl_t *, fmd_stat_t *, const char *); extern fmd_case_t *fmd_case_open(fmd_hdl_t *, void *); extern void fmd_case_reset(fmd_hdl_t *, fmd_case_t *); extern void fmd_case_solve(fmd_hdl_t *, fmd_case_t *); extern void fmd_case_close(fmd_hdl_t *, fmd_case_t *); extern const char *fmd_case_uuid(fmd_hdl_t *, fmd_case_t *); extern fmd_case_t *fmd_case_uulookup(fmd_hdl_t *, const char *); extern void fmd_case_uuclose(fmd_hdl_t *, const char *); extern int fmd_case_uuclosed(fmd_hdl_t *, const char *); extern int fmd_case_uuisresolved(fmd_hdl_t *, const char *); extern void fmd_case_uuresolved(fmd_hdl_t *, const char *); extern boolean_t fmd_case_solved(fmd_hdl_t *, fmd_case_t *); extern void fmd_case_add_ereport(fmd_hdl_t *, fmd_case_t *, fmd_event_t *); extern void fmd_case_add_serd(fmd_hdl_t *, fmd_case_t *, const char *); extern void fmd_case_add_suspect(fmd_hdl_t *, fmd_case_t *, nvlist_t *); extern void fmd_case_setspecific(fmd_hdl_t *, fmd_case_t *, void *); extern void *fmd_case_getspecific(fmd_hdl_t *, fmd_case_t *); extern fmd_case_t *fmd_case_next(fmd_hdl_t *, fmd_case_t *); extern fmd_case_t *fmd_case_prev(fmd_hdl_t *, fmd_case_t *); extern void fmd_buf_create(fmd_hdl_t *, fmd_case_t *, const char *, size_t); extern void fmd_buf_destroy(fmd_hdl_t *, fmd_case_t *, const char *); extern void fmd_buf_read(fmd_hdl_t *, fmd_case_t *, const char *, void *, size_t); extern void fmd_buf_write(fmd_hdl_t *, fmd_case_t *, const char *, const void *, size_t); extern size_t fmd_buf_size(fmd_hdl_t *, fmd_case_t *, const char *); extern void fmd_serd_create(fmd_hdl_t *, const char *, uint_t, hrtime_t); extern void fmd_serd_destroy(fmd_hdl_t *, const char *); extern int fmd_serd_exists(fmd_hdl_t *, const char *); extern void fmd_serd_reset(fmd_hdl_t *, const char *); extern int fmd_serd_record(fmd_hdl_t *, const char *, fmd_event_t *); extern int fmd_serd_fired(fmd_hdl_t *, const char *); extern int fmd_serd_empty(fmd_hdl_t *, const char *); extern id_t fmd_timer_install(fmd_hdl_t *, void *, fmd_event_t *, hrtime_t); extern void fmd_timer_remove(fmd_hdl_t *, id_t); extern nvlist_t *fmd_nvl_create_fault(fmd_hdl_t *, const char *, uint8_t, nvlist_t *, nvlist_t *, nvlist_t *); extern int fmd_nvl_class_match(fmd_hdl_t *, nvlist_t *, const char *); #define FMD_HAS_FAULT_FRU 0 #define FMD_HAS_FAULT_ASRU 1 #define FMD_HAS_FAULT_RESOURCE 2 extern void fmd_repair_fru(fmd_hdl_t *, const char *); extern int fmd_repair_asru(fmd_hdl_t *, const char *); extern nvlist_t *fmd_nvl_alloc(fmd_hdl_t *, int); extern nvlist_t *fmd_nvl_dup(fmd_hdl_t *, nvlist_t *, int); /* * ZED Specific Interfaces */ extern fmd_hdl_t *fmd_module_hdl(const char *); extern boolean_t fmd_module_initialized(fmd_hdl_t *); extern void fmd_module_recv(fmd_hdl_t *, nvlist_t *, const char *); /* ZFS FMA Retire Agent */ extern void _zfs_retire_init(fmd_hdl_t *); extern void _zfs_retire_fini(fmd_hdl_t *); /* ZFS FMA Diagnosis Engine */ extern void _zfs_diagnosis_init(fmd_hdl_t *); extern void _zfs_diagnosis_fini(fmd_hdl_t *); #ifdef __cplusplus } #endif #endif /* _FMD_API_H */