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/byteorder.h> 40 #include <sys/fs/zfs.h> 41 42 #include <syslog.h> 43 44 #include <string> 45 #include <list> 46 #include <sstream> 47 48 #include <devdctl/exception.h> 49 #include <devdctl/guid.h> 50 51 #include <libzfs.h> 52 53 #include "vdev.h" 54 #include "zfsd_exception.h" 55 56 __FBSDID("$FreeBSD$"); 57 /*============================ Namespace Control =============================*/ 58 using std::endl; 59 using std::string; 60 using std::stringstream; 61 62 /*=========================== Class Implementations ==========================*/ 63 /*------------------------------- ZfsdException ------------------------------*/ 64 ZfsdException::ZfsdException(const char *fmt, ...) 65 : DevdCtl::Exception(), 66 m_poolConfig(NULL), 67 m_vdevConfig(NULL) 68 { 69 va_list ap; 70 71 va_start(ap, fmt); 72 FormatLog(fmt, ap); 73 va_end(ap); 74 } 75 76 ZfsdException::ZfsdException(zpool_handle_t *pool, const char *fmt, ...) 77 : DevdCtl::Exception(), 78 m_poolConfig(zpool_get_config(pool, NULL)), 79 m_vdevConfig(NULL) 80 { 81 va_list ap; 82 83 va_start(ap, fmt); 84 FormatLog(fmt, ap); 85 va_end(ap); 86 } 87 88 ZfsdException::ZfsdException(nvlist_t *poolConfig, const char *fmt, ...) 89 : DevdCtl::Exception(), 90 m_poolConfig(poolConfig), 91 m_vdevConfig(NULL) 92 { 93 va_list ap; 94 95 va_start(ap, fmt); 96 FormatLog(fmt, ap); 97 va_end(ap); 98 } 99 100 void 101 ZfsdException::Log() const 102 { 103 stringstream output; 104 105 if (m_poolConfig != NULL) { 106 107 output << "Pool "; 108 109 const char *poolName; 110 if (nvlist_lookup_string(m_poolConfig, ZPOOL_CONFIG_POOL_NAME, 111 &poolName) == 0) 112 output << poolName; 113 else 114 output << "Unknown"; 115 output << ": "; 116 } 117 118 if (m_vdevConfig != NULL) { 119 120 if (m_poolConfig != NULL) { 121 Vdev vdev(m_poolConfig, m_vdevConfig); 122 123 output << "Vdev " << vdev.GUID() << ": "; 124 } else { 125 Vdev vdev(m_vdevConfig); 126 127 output << "Pool " << vdev.PoolGUID() << ": "; 128 output << "Vdev " << vdev.GUID() << ": "; 129 } 130 } 131 132 output << m_log << endl; 133 syslog(LOG_ERR, "%s", output.str().c_str()); 134 } 135 136