1 /*- 2 * Copyright (c) 2011, 2012, 2013 Spectra Logic Corporation 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright 9 * notice, this list of conditions, and the following disclaimer, 10 * without modification. 11 * 2. Redistributions in binary form must reproduce at minimum a disclaimer 12 * substantially similar to the "NO WARRANTY" disclaimer below 13 * ("Disclaimer") and any redistribution must be conditioned upon 14 * including a substantially similar Disclaimer requirement for further 15 * binary redistribution. 16 * 17 * NO WARRANTY 18 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 19 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 20 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR 21 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 22 * HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 23 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 24 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 25 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, 26 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING 27 * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 28 * POSSIBILITY OF SUCH DAMAGES. 29 * 30 * Authors: Justin T. Gibbs (Spectra Logic Corporation) 31 */ 32 33 /** 34 * \file zfsd_exception 35 * 36 * Implementation of the ZfsdException class. 37 */ 38 #include <sys/cdefs.h> 39 #include <sys/fs/zfs.h> 40 41 #include <syslog.h> 42 43 #include <string> 44 #include <list> 45 #include <sstream> 46 47 #include <devdctl/exception.h> 48 #include <devdctl/guid.h> 49 50 #include <libzfs.h> 51 52 #include "vdev.h" 53 #include "zfsd_exception.h" 54 55 __FBSDID("$FreeBSD$"); 56 /*============================ Namespace Control =============================*/ 57 using std::endl; 58 using std::string; 59 using std::stringstream; 60 61 /*=========================== Class Implementations ==========================*/ 62 /*------------------------------- ZfsdException ------------------------------*/ 63 ZfsdException::ZfsdException(const char *fmt, ...) 64 : DevdCtl::Exception(), 65 m_poolConfig(NULL), 66 m_vdevConfig(NULL) 67 { 68 va_list ap; 69 70 va_start(ap, fmt); 71 FormatLog(fmt, ap); 72 va_end(ap); 73 } 74 75 ZfsdException::ZfsdException(zpool_handle_t *pool, const char *fmt, ...) 76 : DevdCtl::Exception(), 77 m_poolConfig(zpool_get_config(pool, NULL)), 78 m_vdevConfig(NULL) 79 { 80 va_list ap; 81 82 va_start(ap, fmt); 83 FormatLog(fmt, ap); 84 va_end(ap); 85 } 86 87 ZfsdException::ZfsdException(nvlist_t *poolConfig, const char *fmt, ...) 88 : DevdCtl::Exception(), 89 m_poolConfig(poolConfig), 90 m_vdevConfig(NULL) 91 { 92 va_list ap; 93 94 va_start(ap, fmt); 95 FormatLog(fmt, ap); 96 va_end(ap); 97 } 98 99 void 100 ZfsdException::Log() const 101 { 102 stringstream output; 103 104 if (m_poolConfig != NULL) { 105 106 output << "Pool "; 107 108 char *poolName; 109 if (nvlist_lookup_string(m_poolConfig, ZPOOL_CONFIG_POOL_NAME, 110 &poolName) == 0) 111 output << poolName; 112 else 113 output << "Unknown"; 114 output << ": "; 115 } 116 117 if (m_vdevConfig != NULL) { 118 119 if (m_poolConfig != NULL) { 120 Vdev vdev(m_poolConfig, m_vdevConfig); 121 122 output << "Vdev " << vdev.GUID() << ": "; 123 } else { 124 Vdev vdev(m_vdevConfig); 125 126 output << "Pool " << vdev.PoolGUID() << ": "; 127 output << "Vdev " << vdev.GUID() << ": "; 128 } 129 } 130 131 output << m_log << endl; 132 syslog(LOG_ERR, "%s", output.str().c_str()); 133 } 134 135