1 /* 2 * CDDL HEADER START 3 * 4 * The contents of this file are subject to the terms of the 5 * Common Development and Distribution License (the "License"). 6 * You may not use this file except in compliance with the License. 7 * 8 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 9 * or http://www.opensolaris.org/os/licensing. 10 * See the License for the specific language governing permissions 11 * and limitations under the License. 12 * 13 * When distributing Covered Code, include this CDDL HEADER in each 14 * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 15 * If applicable, add the following below this CDDL HEADER, with the 16 * fields enclosed by brackets "[]" replaced with your own identifying 17 * information: Portions Copyright [yyyy] [name of copyright owner] 18 * 19 * CDDL HEADER END 20 */ 21 /* 22 * Copyright (c) 2010, Oracle and/or its affiliates. All rights reserved. 23 * Copyright (c) 2013, Joyent, Inc. All rights reserved. 24 */ 25 26 /* 27 * Rendering functions for nvlist_prt that are of use to all types 28 * of log. 29 */ 30 31 #include <fmdump.h> 32 #include <stdio.h> 33 #include <strings.h> 34 35 extern topo_hdl_t *fmd_fmri_topo_hold(int); 36 37 /* 38 * Can be appointed to be called for dumping all nvlist members of 39 * an nvlist we ask to print with nvlist_prt. Return 0 if the 40 * nvlist is not recognized as an fmri, and default formatting 41 * will be applied; otherwise format as an fmri string and return 1. 42 */ 43 44 /*ARGSUSED*/ 45 int 46 fmdump_render_nvlist(nvlist_prtctl_t pctl, void *private, nvlist_t *nvl, 47 const char *name, nvlist_t *fmri) 48 { 49 topo_hdl_t *thp = fmd_fmri_topo_hold(TOPO_VERSION); 50 FILE *fp = nvlist_prtctl_getdest(pctl); 51 char *class, *fmristr = NULL; 52 uint8_t version; 53 int err; 54 55 if (nvlist_lookup_string(fmri, FM_FMRI_SCHEME, &class) != 0 || 56 nvlist_lookup_uint8(fmri, FM_VERSION, &version) != 0) 57 return (0); 58 59 /* 60 * Instead of hardcoding known FMRI classes here we'll try 61 * topo_fmri_nvl2str which should fail gracefully for invalid 62 * schemes (ie an nvlist that just happens to have the expected 63 * class and version members but that isn't an FMRI). 64 */ 65 if (topo_fmri_nvl2str(thp, fmri, &fmristr, &err) != 0 || 66 fmristr == NULL) 67 return (0); 68 69 nvlist_prtctl_doindent(pctl, 1); 70 nvlist_prtctl_dofmt(pctl, NVLIST_FMT_MEMBER_NAME, name); 71 (void) fprintf(fp, "%s", fmristr); 72 topo_hdl_strfree(thp, fmristr); 73 74 return (1); 75 } 76 77 /* 78 * Thin wrapper around libnvpair's inbuilt JSON routine. Simply dumps the 79 * entire log record nvlist without any reformatting. 80 */ 81 82 /*ARGSUSED*/ 83 int 84 fmdump_print_json(fmd_log_t *lp, const fmd_log_record_t *rp, FILE *fp) 85 { 86 if (nvlist_print_json(fp, rp->rec_nvl) != 0 || fprintf(fp, "\n") < 0 || 87 fflush(fp) != 0) 88 return (-1); 89 90 return (0); 91 } 92