version 1.67, 2008/03/06 03:08:08
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version 1.79.2.1, 2013/06/03 22:35:13
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//%2006//////////////////////////////////////////////////////////////////////// |
//%LICENSE//////////////////////////////////////////////////////////////// |
// | // |
// Copyright (c) 2000, 2001, 2002 BMC Software; Hewlett-Packard Development |
// Licensed to The Open Group (TOG) under one or more contributor license |
// Company, L.P.; IBM Corp.; The Open Group; Tivoli Systems. |
// agreements. Refer to the OpenPegasusNOTICE.txt file distributed with |
// Copyright (c) 2003 BMC Software; Hewlett-Packard Development Company, L.P.; |
// this work for additional information regarding copyright ownership. |
// IBM Corp.; EMC Corporation, The Open Group. |
// Each contributor licenses this file to you under the OpenPegasus Open |
// Copyright (c) 2004 BMC Software; Hewlett-Packard Development Company, L.P.; |
// Source License; you may not use this file except in compliance with the |
// IBM Corp.; EMC Corporation; VERITAS Software Corporation; The Open Group. |
// License. |
// Copyright (c) 2005 Hewlett-Packard Development Company, L.P.; IBM Corp.; |
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// EMC Corporation; VERITAS Software Corporation; The Open Group. |
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// Copyright (c) 2006 Hewlett-Packard Development Company, L.P.; IBM Corp.; |
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// EMC Corporation; Symantec Corporation; The Open Group. |
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// | // |
// Permission is hereby granted, free of charge, to any person obtaining a copy |
// Permission is hereby granted, free of charge, to any person obtaining a |
// of this software and associated documentation files (the "Software"), to |
// copy of this software and associated documentation files (the "Software"), |
// deal in the Software without restriction, including without limitation the |
// to deal in the Software without restriction, including without limitation |
// rights to use, copy, modify, merge, publish, distribute, sublicense, and/or |
// the rights to use, copy, modify, merge, publish, distribute, sublicense, |
// sell copies of the Software, and to permit persons to whom the Software is |
// and/or sell copies of the Software, and to permit persons to whom the |
// furnished to do so, subject to the following conditions: |
// Software is furnished to do so, subject to the following conditions: |
// | // |
// THE ABOVE COPYRIGHT NOTICE AND THIS PERMISSION NOTICE SHALL BE INCLUDED IN |
// The above copyright notice and this permission notice shall be included |
// ALL COPIES OR SUBSTANTIAL PORTIONS OF THE SOFTWARE. THE SOFTWARE IS PROVIDED |
// in all copies or substantial portions of the Software. |
// "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT |
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// LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR |
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// PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT |
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// HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN |
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// ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION |
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// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. |
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// | // |
//============================================================================== |
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS |
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// OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF |
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// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. |
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// IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY |
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// CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, |
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// TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE |
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// SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. |
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// |
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////////////////////////////////////////////////////////////////////////// |
// | // |
//%///////////////////////////////////////////////////////////////////////////// | //%///////////////////////////////////////////////////////////////////////////// |
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#if defined(PEGASUS_PLATFORM_ZOS_ZSERIES_IBM) |
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#include <Pegasus/Common/Config.h> | #include <Pegasus/Common/Config.h> |
#endif |
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#include <fstream> | #include <fstream> |
#include <cctype> // for tolower() | #include <cctype> // for tolower() |
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#if defined(PEGASUS_OS_TYPE_WINDOWS) | #if defined(PEGASUS_OS_TYPE_WINDOWS) |
# include "SystemWindows.cpp" | # include "SystemWindows.cpp" |
#elif defined(PEGASUS_OS_TYPE_UNIX) || defined(PEGASUS_OS_VMS) |
#elif defined(PEGASUS_OS_TYPE_UNIX) |
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# include "SystemPOSIX.cpp" |
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# include "SystemUnix.cpp" |
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#elif defined(PEGASUS_OS_VMS) |
# include "SystemPOSIX.cpp" | # include "SystemPOSIX.cpp" |
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# include "SystemVms.cpp" |
#else | #else |
# error "Unsupported platform" | # error "Unsupported platform" |
#endif | #endif |
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Boolean System::bindVerbose = false; | Boolean System::bindVerbose = false; |
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Mutex System::_mutexForGetHostName; |
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Mutex System::_mutexForGetFQHN; |
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String System::_hostname; |
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String System::_fullyQualifiedHostname; |
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Boolean System::copyFile(const char* fromPath, const char* toPath) | Boolean System::copyFile(const char* fromPath, const char* toPath) |
{ | { |
ifstream is(fromPath PEGASUS_IOS_BINARY); | ifstream is(fromPath PEGASUS_IOS_BINARY); |
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return r; | return r; |
} | } |
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bool System::strncasecmp( |
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const char* s1, |
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size_t s1_l, |
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const char* s2, |
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size_t s2_l) |
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{ |
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// Function is even faster than System::strcasecmp() |
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if (s1_l != s2_l) |
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{ |
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return false; |
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} |
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Uint8* p = (Uint8*)s1; |
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Uint8* q = (Uint8*)s2; |
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register int len = s1_l; |
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// lets do a loop-unrolling optimized compare here |
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while (len >= 8) |
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{ |
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if ((_toLowerTable[p[0]]-_toLowerTable[q[0]]) || |
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(_toLowerTable[p[1]]-_toLowerTable[q[1]]) || |
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(_toLowerTable[p[2]]-_toLowerTable[q[2]]) || |
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(_toLowerTable[p[3]]-_toLowerTable[q[3]]) || |
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(_toLowerTable[p[4]]-_toLowerTable[q[4]]) || |
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(_toLowerTable[p[5]]-_toLowerTable[q[5]]) || |
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(_toLowerTable[p[6]]-_toLowerTable[q[6]]) || |
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(_toLowerTable[p[7]]-_toLowerTable[q[7]])) |
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{ |
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return false; |
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} |
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len -= 8; |
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p += 8; |
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q += 8; |
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} |
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while (len >= 4) |
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{ |
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if ((_toLowerTable[p[0]]-_toLowerTable[q[0]]) || |
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(_toLowerTable[p[1]]-_toLowerTable[q[1]]) || |
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(_toLowerTable[p[2]]-_toLowerTable[q[2]]) || |
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(_toLowerTable[p[3]]-_toLowerTable[q[3]])) |
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{ |
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return false; |
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} |
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len -= 4; |
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p += 4; |
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q += 4; |
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} |
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while (len--) |
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{ |
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if ((_toLowerTable[p[0]]-_toLowerTable[q[0]])) |
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{ |
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return false; |
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} |
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p++; |
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q++; |
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} |
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return true; |
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} |
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// Return the just the file name from the path into basename | // Return the just the file name from the path into basename |
char *System::extract_file_name(const char *fullpath, char *basename) | char *System::extract_file_name(const char *fullpath, char *basename) |
{ | { |
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return dirname; | return dirname; |
} | } |
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String System::getHostName() |
//Wrapper on ::gethostname to be used in different parts of |
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//this file avoiding class membership fee |
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// |
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// If gethostname() fails, an empty or truncated value is used. |
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static void _get_hostName(char *hostname, const Uint32 len) |
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{ |
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if( 0 > gethostname(hostname, len)) |
{ | { |
static String _hostname; |
hostname[0] = 0; |
static MutexType _mutex = PEGASUS_MUTEX_INITIALIZER; |
PEG_TRACE((TRC_OS_ABSTRACTION, Tracer::LEVEL1, |
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"gethostname failed: %s", |
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(const char*)PEGASUS_SYSTEM_ERRORMSG.getCString())); |
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} |
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} |
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String System::getHostName() |
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{ |
// Use double-checked locking pattern to avoid overhead of | // Use double-checked locking pattern to avoid overhead of |
// mutex on subsequent calls. | // mutex on subsequent calls. |
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if (0 == _hostname.size()) | if (0 == _hostname.size()) |
{ | { |
mutex_lock(&_mutex); |
AutoMutex lock(_mutexForGetHostName); |
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if (0 == _hostname.size()) | if (0 == _hostname.size()) |
{ | { |
char hostname[PEGASUS_MAXHOSTNAMELEN + 1]; | char hostname[PEGASUS_MAXHOSTNAMELEN + 1]; |
// If gethostname() fails, an empty or truncated value is used. |
_get_hostName(hostname, sizeof(hostname)); |
hostname[0] = 0; |
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gethostname(hostname, sizeof(hostname)); |
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hostname[sizeof(hostname)-1] = 0; | hostname[sizeof(hostname)-1] = 0; |
_hostname.assign(hostname); | _hostname.assign(hostname); |
} | } |
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mutex_unlock(&_mutex); |
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} | } |
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return _hostname; | return _hostname; |
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{ | { |
char hostName[PEGASUS_MAXHOSTNAMELEN + 1]; | char hostName[PEGASUS_MAXHOSTNAMELEN + 1]; |
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// Get the short name of the local host. |
_get_hostName(hostName, sizeof(hostName)); |
// If gethostname() fails, an empty or truncated value is used. |
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hostName[0] = 0; |
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gethostname(hostName, sizeof(hostName)); |
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hostName[sizeof(hostName)-1] = 0; | hostName[sizeof(hostName)-1] = 0; |
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#if defined(PEGASUS_OS_ZOS)|| \ | #if defined(PEGASUS_OS_ZOS)|| \ |
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hint.ai_family = AF_UNSPEC; // any family | hint.ai_family = AF_UNSPEC; // any family |
hint.ai_socktype = 0; // any socket type | hint.ai_socktype = 0; // any socket type |
hint.ai_protocol = 0; // any protocol | hint.ai_protocol = 0; // any protocol |
int success = getAddrInfo(hostName, NULL, &hint, &resolv); |
int success = System::getAddrInfo(hostName, NULL, &hint, &resolv); |
if (success==0) | if (success==0) |
{ | { |
// assign fully qualified hostname | // assign fully qualified hostname |
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} | } |
else | else |
{ | { |
if ((he = getHostByName(hostName))) |
if ((he = System::getHostByName(hostName))) |
{ | { |
strncpy(hostName, he->h_name, sizeof(hostName) - 1); | strncpy(hostName, he->h_name, sizeof(hostName) - 1); |
} | } |
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String System::getFullyQualifiedHostName() | String System::getFullyQualifiedHostName() |
{ | { |
static String _hostname; |
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static MutexType _mutex = PEGASUS_MUTEX_INITIALIZER; |
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// Use double-checked locking pattern to avoid overhead of | // Use double-checked locking pattern to avoid overhead of |
// mutex on subsequent calls. | // mutex on subsequent calls. |
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if (0 == _hostname.size()) |
if (0 == _fullyQualifiedHostname.size()) |
{ | { |
mutex_lock(&_mutex); |
AutoMutex lock(_mutexForGetFQHN); |
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if (0 == _hostname.size()) |
if (0 == _fullyQualifiedHostname.size()) |
{ |
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try |
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{ | { |
_hostname = _getFullyQualifiedHostName(); |
_fullyQualifiedHostname = _getFullyQualifiedHostName(); |
} | } |
catch (...) |
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{ |
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mutex_unlock(&_mutex); |
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throw; |
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} | } |
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return _fullyQualifiedHostname; |
} | } |
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mutex_unlock(&_mutex); |
void System::setHostName(const String & hostName) |
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{ |
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AutoMutex lock(_mutexForGetHostName); |
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_hostname.assign(hostName); |
} | } |
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return _hostname; |
void System::setFullyQualifiedHostName(const String & fullHostName) |
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{ |
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AutoMutex lock(_mutexForGetFQHN); |
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_fullyQualifiedHostname.assign(fullHostName); |
} | } |
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Boolean System::getHostIP(const String &hostName, int *af, String &hostIP) | Boolean System::getHostIP(const String &hostName, int *af, String &hostIP) |
{ | { |
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CString hostNameCString = hostName.getCString(); |
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char localHostName[PEGASUS_MAXHOSTNAMELEN+1] = {}; |
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const char* hostNamePtr; |
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// In case hostName equals _hostname or _fullyQualifiedHostname |
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// we need to use the system-supplied hostname instead for IP resolution |
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// _hostname or _fullyQualifiedHostname might be configured values |
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// which cannot be resolved by the system to an IP address |
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if (String::equalNoCase(hostName, _hostname) || |
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String::equalNoCase(hostName, _fullyQualifiedHostname)) |
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{ |
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_get_hostName(localHostName, sizeof(localHostName)); |
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hostNamePtr= (const char*) localHostName; |
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} |
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else |
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{ |
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hostNamePtr = hostNameCString; |
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} |
#ifdef PEGASUS_ENABLE_IPV6 | #ifdef PEGASUS_ENABLE_IPV6 |
struct addrinfo *info, hints; | struct addrinfo *info, hints; |
memset (&hints, 0, sizeof(struct addrinfo)); | memset (&hints, 0, sizeof(struct addrinfo)); |
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hints.ai_family = *af; | hints.ai_family = *af; |
hints.ai_protocol = IPPROTO_TCP; | hints.ai_protocol = IPPROTO_TCP; |
hints.ai_socktype = SOCK_STREAM; | hints.ai_socktype = SOCK_STREAM; |
if (!getAddrInfo(hostName.getCString(), 0, &hints, &info)) |
if (!getAddrInfo(hostNamePtr, 0, &hints, &info)) |
{ | { |
char ipAddress[PEGASUS_INET_ADDRSTR_LEN]; | char ipAddress[PEGASUS_INET_ADDRSTR_LEN]; |
HostAddress::convertBinaryToText(info->ai_family, | HostAddress::convertBinaryToText(info->ai_family, |
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hints.ai_family = *af; | hints.ai_family = *af; |
hints.ai_protocol = IPPROTO_TCP; | hints.ai_protocol = IPPROTO_TCP; |
hints.ai_socktype = SOCK_STREAM; | hints.ai_socktype = SOCK_STREAM; |
if (!getAddrInfo(hostName.getCString(), 0, &hints, &info)) |
if (!getAddrInfo(hostNamePtr, 0, &hints, &info)) |
{ | { |
char ipAddress[PEGASUS_INET6_ADDRSTR_LEN]; | char ipAddress[PEGASUS_INET6_ADDRSTR_LEN]; |
HostAddress::convertBinaryToText(info->ai_family, | HostAddress::convertBinaryToText(info->ai_family, |
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struct hostent* hostEntry; | struct hostent* hostEntry; |
struct in_addr inaddr; | struct in_addr inaddr; |
String ipAddress; | String ipAddress; |
CString hostNameCString = hostName.getCString(); |
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const char* hostNamePtr = hostNameCString; |
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char hostEntryBuffer[8192]; | char hostEntryBuffer[8192]; |
struct hostent hostEntryStruct; | struct hostent hostEntryStruct; |
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#ifdef PEGASUS_ENABLE_IPV6 | #ifdef PEGASUS_ENABLE_IPV6 |
struct in6_addr ip6 = PEGASUS_IPV6_LOOPBACK_INIT; | struct in6_addr ip6 = PEGASUS_IPV6_LOOPBACK_INIT; |
#endif | #endif |
Uint32 ip4 = PEGASUS_IPV4_LOOPBACK_INIT; |
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switch (af) | switch (af) |
{ | { |
#ifdef PEGASUS_ENABLE_IPV6 | #ifdef PEGASUS_ENABLE_IPV6 |
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return !memcmp(&ip6, binIPAddress, sizeof (ip6)); | return !memcmp(&ip6, binIPAddress, sizeof (ip6)); |
#endif | #endif |
case AF_INET: | case AF_INET: |
Uint32 n = ntohl( *(Uint32*)binIPAddress); |
{ |
return !memcmp(&ip4, &n, sizeof (ip4)); |
Uint32 tmp; |
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memcpy(&tmp, binIPAddress, sizeof(Uint32)); |
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Uint32 n = ntohl(tmp); |
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return n >= PEGASUS_IPV4_LOOPBACK_RANGE_START && |
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n <= PEGASUS_IPV4_LOOPBACK_RANGE_END; |
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} |
} | } |
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return false; | return false; |
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Boolean System::isLocalHost(const String &hostName) | Boolean System::isLocalHost(const String &hostName) |
{ | { |
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// if value of hostName is "localhost" or equals the value of _hostname or |
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// equals the value of _fullyQualifiedHostname we can safely assume it to |
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// be the local host |
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if (String::equalNoCase(hostName,String("localhost")) || |
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String::equalNoCase(hostName, _hostname) || |
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String::equalNoCase(hostName, _fullyQualifiedHostname)) |
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{ |
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return true; |
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} |
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// Get all ip addresses on the node and compare them with the given hostname. | // Get all ip addresses on the node and compare them with the given hostname. |
#ifdef PEGASUS_ENABLE_IPV6 | #ifdef PEGASUS_ENABLE_IPV6 |
CString csName = hostName.getCString(); | CString csName = hostName.getCString(); |
struct addrinfo hints, *res1, *res2, *res1root, *res2root; | struct addrinfo hints, *res1, *res2, *res1root, *res2root; |
char localHostName[PEGASUS_MAXHOSTNAMELEN]; | char localHostName[PEGASUS_MAXHOSTNAMELEN]; |
gethostname(localHostName, PEGASUS_MAXHOSTNAMELEN); |
_get_hostName(localHostName, sizeof(localHostName)); |
Boolean isLocal = false; | Boolean isLocal = false; |
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memset(&hints, 0, sizeof(hints)); | memset(&hints, 0, sizeof(hints)); |
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if (!hostNameIsIPNotation) // if hostname is not an IP address | if (!hostNameIsIPNotation) // if hostname is not an IP address |
{ | { |
// localhost ? |
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if (String::equalNoCase(hostName,String("localhost"))) return true; |
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char localHostName[PEGASUS_MAXHOSTNAMELEN]; | char localHostName[PEGASUS_MAXHOSTNAMELEN]; |
CString cstringLocalHostName = System::getHostName().getCString(); | CString cstringLocalHostName = System::getHostName().getCString(); |
strcpy(localHostName, (const char*) cstringLocalHostName); | strcpy(localHostName, (const char*) cstringLocalHostName); |
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char hostName[PEGASUS_MAXHOSTNAMELEN + 1]; | char hostName[PEGASUS_MAXHOSTNAMELEN + 1]; |
if (String::equalNoCase("localhost", String(name))) | if (String::equalNoCase("localhost", String(name))) |
{ | { |
gethostname(hostName, PEGASUS_MAXHOSTNAMELEN); |
_get_hostName(hostName, sizeof(hostName)); |
hostName[sizeof(hostName) - 1] = 0; | hostName[sizeof(hostName) - 1] = 0; |
hostEntry = gethostbyname(hostName); | hostEntry = gethostbyname(hostName); |
} | } |
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return hostEntry; | return hostEntry; |
} | } |
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#if defined(PEGASUS_OS_ZOS) || \ |
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defined(PEGASUS_OS_VMS) || \ |
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defined(PEGASUS_ENABLE_IPV6) |
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int System::getAddrInfo( | int System::getAddrInfo( |
const char *hostname, | const char *hostname, |
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struct addrinfo **res) | struct addrinfo **res) |
{ | { |
int rc = 0; | int rc = 0; |
unsigned int maxTries = 5; |
Uint16 maxTries = 5; |
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#ifdef PEGASUS_OS_PASE | #ifdef PEGASUS_OS_PASE |
CString hostNameCString; | CString hostNameCString; |
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} | } |
#endif | #endif |
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while ((rc = getaddrinfo(hostname, |
do |
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{ |
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rc = getaddrinfo(hostname, |
servname, | servname, |
hints, | hints, |
res)) == EAI_AGAIN && |
res); |
maxTries-- > 0) |
if( 0 != rc && rc != EAI_AGAIN) |
; |
{ |
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PEG_TRACE((TRC_OS_ABSTRACTION, Tracer::LEVEL1, |
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"getaddrinfo failed: %s",gai_strerror(rc))); |
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break; |
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} |
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} while( rc == EAI_AGAIN && --maxTries > 0); |
return rc; | return rc; |
} | } |
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int flags) | int flags) |
{ | { |
int rc = 0; | int rc = 0; |
unsigned int maxTries = 5; |
Uint16 maxTries = 5; |
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do |
while ((rc = getnameinfo(sa, |
{ |
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rc = getnameinfo(sa, |
salen, | salen, |
host, | host, |
hostlen, | hostlen, |
serv, | serv, |
servlen, | servlen, |
flags)) == EAI_AGAIN && |
flags); |
maxTries-- > 0) |
if( rc != 0 && rc != EAI_AGAIN) |
; |
{ |
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PEG_TRACE((TRC_OS_ABSTRACTION, Tracer::LEVEL1, |
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"getnameinfo failed: %s",gai_strerror(rc))); |
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break; |
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} |
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} while( rc == EAI_AGAIN && --maxTries > 0); |
return rc; | return rc; |
} | } |
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#endif |
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// System ID constants for Logger::put and Logger::trace | // System ID constants for Logger::put and Logger::trace |
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#ifdef PEGASUS_FLAVOR |
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const String System::CIMLISTENER = "cimlistener" PEGASUS_FLAVOR; |
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#else |
const String System::CIMLISTENER = "cimlistener"; // Listener systme ID | const String System::CIMLISTENER = "cimlistener"; // Listener systme ID |
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#endif |
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PEGASUS_NAMESPACE_END | PEGASUS_NAMESPACE_END |