static int dsl_destroy_snapshot_check(void *arg, dmu_tx_t *tx) { dmu_snapshots_destroy_arg_t *dsda = arg; dsl_pool_t *dp = dmu_tx_pool(tx); nvpair_t *pair; int error = 0; if (!dmu_tx_is_syncing(tx)) return (0); for (pair = nvlist_next_nvpair(dsda->dsda_snaps, NULL); pair != NULL; pair = nvlist_next_nvpair(dsda->dsda_snaps, pair)) { dsl_dataset_t *ds; error = dsl_dataset_hold(dp, nvpair_name(pair), FTAG, &ds); /* * If the snapshot does not exist, silently ignore it * (it's "already destroyed"). */ if (error == ENOENT) continue; if (error == 0) { error = dsl_destroy_snapshot_check_impl(ds, dsda->dsda_defer); dsl_dataset_rele(ds, FTAG); } if (error == 0) { fnvlist_add_boolean(dsda->dsda_successful_snaps, nvpair_name(pair)); } else { fnvlist_add_int32(dsda->dsda_errlist, nvpair_name(pair), error); } } pair = nvlist_next_nvpair(dsda->dsda_errlist, NULL); if (pair != NULL) return (fnvpair_value_int32(pair)); return (0); }
/* * Dump a JSON-formatted representation of an nvlist to the provided FILE *. * This routine does not output any new-lines or additional whitespace other * than that contained in strings, nor does it call fflush(3C). */ int bunyan_nvlist_print_json(FILE *fp, nvlist_t *nvl) { nvpair_t *curr; boolean_t first = B_TRUE; FPRINTF(fp, "{"); for (curr = nvlist_next_nvpair(nvl, NULL); curr; curr = nvlist_next_nvpair(nvl, curr)) { data_type_t type = nvpair_type(curr); if (!first) FPRINTF(fp, ","); else first = B_FALSE; if (bunyan_nvlist_print_json_string(fp, nvpair_name(curr)) == -1) { return (-1); } FPRINTF(fp, ":"); switch (type) { case DATA_TYPE_STRING: { char *string = fnvpair_value_string(curr); if (bunyan_nvlist_print_json_string(fp, string) == -1) return (-1); break; } case DATA_TYPE_BOOLEAN: { FPRINTF(fp, "true"); break; } case DATA_TYPE_BOOLEAN_VALUE: { FPRINTF(fp, "%s", fnvpair_value_boolean_value(curr) == B_TRUE ? "true" : "false"); break; } case DATA_TYPE_BYTE: { FPRINTF(fp, "%hhu", fnvpair_value_byte(curr)); break; } case DATA_TYPE_INT8: { FPRINTF(fp, "%hhd", fnvpair_value_int8(curr)); break; } case DATA_TYPE_UINT8: { FPRINTF(fp, "%hhu", fnvpair_value_uint8_t(curr)); break; } case DATA_TYPE_INT16: { FPRINTF(fp, "%hd", fnvpair_value_int16(curr)); break; } case DATA_TYPE_UINT16: { FPRINTF(fp, "%hu", fnvpair_value_uint16(curr)); break; } case DATA_TYPE_INT32: { FPRINTF(fp, "%d", fnvpair_value_int32(curr)); break; } case DATA_TYPE_UINT32: { FPRINTF(fp, "%u", fnvpair_value_uint32(curr)); break; } case DATA_TYPE_INT64: { FPRINTF(fp, "%lld", (long long)fnvpair_value_int64(curr)); break; } case DATA_TYPE_UINT64: { FPRINTF(fp, "%llu", (unsigned long long)fnvpair_value_uint64(curr)); break; } case DATA_TYPE_HRTIME: { hrtime_t val; VERIFY0(nvpair_value_hrtime(curr, &val)); FPRINTF(fp, "%llu", (unsigned long long)val); break; } case DATA_TYPE_DOUBLE: { double val; VERIFY0(nvpair_value_double(curr, &val)); FPRINTF(fp, "%f", val); break; } case DATA_TYPE_NVLIST: { if (nvlist_print_json(fp, fnvpair_value_nvlist(curr)) == -1) return (-1); break; } case DATA_TYPE_STRING_ARRAY: { char **val; uint_t valsz, i; VERIFY0(nvpair_value_string_array(curr, &val, &valsz)); FPRINTF(fp, "["); for (i = 0; i < valsz; i++) { if (i > 0) FPRINTF(fp, ","); if (bunyan_nvlist_print_json_string(fp, val[i]) == -1) { return (-1); } } FPRINTF(fp, "]"); break; } case DATA_TYPE_NVLIST_ARRAY: { nvlist_t **val; uint_t valsz, i; VERIFY0(nvpair_value_nvlist_array(curr, &val, &valsz)); FPRINTF(fp, "["); for (i = 0; i < valsz; i++) { if (i > 0) FPRINTF(fp, ","); if (nvlist_print_json(fp, val[i]) == -1) return (-1); } FPRINTF(fp, "]"); break; } case DATA_TYPE_BOOLEAN_ARRAY: { boolean_t *val; uint_t valsz, i; VERIFY0(nvpair_value_boolean_array(curr, &val, &valsz)); FPRINTF(fp, "["); for (i = 0; i < valsz; i++) { if (i > 0) FPRINTF(fp, ","); FPRINTF(fp, val[i] == B_TRUE ? "true" : "false"); } FPRINTF(fp, "]"); break; } case DATA_TYPE_BYTE_ARRAY: { uchar_t *val; uint_t valsz, i; VERIFY0(nvpair_value_byte_array(curr, &val, &valsz)); FPRINTF(fp, "["); for (i = 0; i < valsz; i++) { if (i > 0) FPRINTF(fp, ","); FPRINTF(fp, "%hhu", val[i]); } FPRINTF(fp, "]"); break; } case DATA_TYPE_UINT8_ARRAY: { uint8_t *val; uint_t valsz, i; VERIFY0(nvpair_value_uint8_array(curr, &val, &valsz)); FPRINTF(fp, "["); for (i = 0; i < valsz; i++) { if (i > 0) FPRINTF(fp, ","); FPRINTF(fp, "%hhu", val[i]); } FPRINTF(fp, "]"); break; } case DATA_TYPE_INT8_ARRAY: { int8_t *val; uint_t valsz, i; VERIFY0(nvpair_value_int8_array(curr, &val, &valsz)); FPRINTF(fp, "["); for (i = 0; i < valsz; i++) { if (i > 0) FPRINTF(fp, ","); FPRINTF(fp, "%hd", val[i]); } FPRINTF(fp, "]"); break; } case DATA_TYPE_UINT16_ARRAY: { uint16_t *val; uint_t valsz, i; VERIFY0(nvpair_value_uint16_array(curr, &val, &valsz)); FPRINTF(fp, "["); for (i = 0; i < valsz; i++) { if (i > 0) FPRINTF(fp, ","); FPRINTF(fp, "%hu", val[i]); } FPRINTF(fp, "]"); break; } case DATA_TYPE_INT16_ARRAY: { int16_t *val; uint_t valsz, i; VERIFY0(nvpair_value_int16_array(curr, &val, &valsz)); FPRINTF(fp, "["); for (i = 0; i < valsz; i++) { if (i > 0) FPRINTF(fp, ","); FPRINTF(fp, "%hhd", val[i]); } FPRINTF(fp, "]"); break; } case DATA_TYPE_UINT32_ARRAY: { uint32_t *val; uint_t valsz, i; VERIFY0(nvpair_value_uint32_array(curr, &val, &valsz)); FPRINTF(fp, "["); for (i = 0; i < valsz; i++) { if (i > 0) FPRINTF(fp, ","); FPRINTF(fp, "%u", val[i]); } FPRINTF(fp, "]"); break; } case DATA_TYPE_INT32_ARRAY: { int32_t *val; uint_t valsz, i; VERIFY0(nvpair_value_int32_array(curr, &val, &valsz)); FPRINTF(fp, "["); for (i = 0; i < valsz; i++) { if (i > 0) FPRINTF(fp, ","); FPRINTF(fp, "%d", val[i]); } FPRINTF(fp, "]"); break; } case DATA_TYPE_UINT64_ARRAY: { uint64_t *val; uint_t valsz, i; VERIFY0(nvpair_value_uint64_array(curr, &val, &valsz)); FPRINTF(fp, "["); for (i = 0; i < valsz; i++) { if (i > 0) FPRINTF(fp, ","); FPRINTF(fp, "%llu", (unsigned long long)val[i]); } FPRINTF(fp, "]"); break; } case DATA_TYPE_INT64_ARRAY: { int64_t *val; uint_t valsz, i; VERIFY0(nvpair_value_int64_array(curr, &val, &valsz)); FPRINTF(fp, "["); for (i = 0; i < valsz; i++) { if (i > 0) FPRINTF(fp, ","); FPRINTF(fp, "%lld", (long long)val[i]); } FPRINTF(fp, "]"); break; } case DATA_TYPE_UNKNOWN: return (-1); } } FPRINTF(fp, "}"); return (0); }