version 1.4, 2001/04/12 07:53:08
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version 1.49, 2002/09/05 17:58:10
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//BEGIN_LICENSE |
//%///////////////////////////////////////////////////////////////////////////// |
// | // |
// Copyright (c) 2000 The Open Group, BMC Software, Tivoli Systems, IBM |
// Copyright (c) 2000, 2001, 2002 BMC Software, Hewlett-Packard Company, IBM, |
|
// The Open Group, Tivoli Systems |
// | // |
// Permission is hereby granted, free of charge, to any person obtaining a |
// Permission is hereby granted, free of charge, to any person obtaining a copy |
// copy of this software and associated documentation files (the "Software"), |
// of this software and associated documentation files (the "Software"), to |
// to deal in the Software without restriction, including without limitation |
// deal in the Software without restriction, including without limitation the |
// the rights to use, copy, modify, merge, publish, distribute, sublicense, |
// rights to use, copy, modify, merge, publish, distribute, sublicense, and/or |
// and/or sell copies of the Software, and to permit persons to whom the |
// sell copies of the Software, and to permit persons to whom the Software is |
// Software is furnished to do so, subject to the following conditions: |
// furnished to do so, subject to the following conditions: |
// | // |
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
// THE ABOVE COPYRIGHT NOTICE AND THIS PERMISSION NOTICE SHALL BE INCLUDED IN |
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
// ALL COPIES OR SUBSTANTIAL PORTIONS OF THE SOFTWARE. THE SOFTWARE IS PROVIDED |
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL |
// "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT |
// THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER |
// LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR |
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING |
// PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT |
// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER |
// HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN |
// DEALINGS IN THE SOFTWARE. |
// 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. |
// | // |
//END_LICENSE |
//============================================================================== |
//BEGIN_HISTORY |
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// | // |
// Author: Michael E. Brasher |
// Author: Mike Brasher (mbrasher@bmc.com) |
// | // |
// $Log$ |
// Modified By: Ben Heilbronn (ben_heilbronn@hp.com) |
// Revision 1.4 2001/04/12 07:53:08 mike |
// Sushma Fernandes (sushma_fernandes@hp.com) |
// new |
// Nag Boranna (nagaraja_boranna@hp.com) |
// | // |
// Revision 1.2 2001/04/11 07:03:02 mike |
//%///////////////////////////////////////////////////////////////////////////// |
// Port to Unix |
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// |
#ifdef PEGASUS_OS_HPUX |
// |
# include <dl.h> |
//END_HISTORY |
#elif defined(PEGASUS_PLATFORM_ZOS_ZSERIES_IBM) |
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# include <dll.h> |
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#elif defined(PEGASUS_PLATFORM_OS400_ISERIES_IBM) |
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# include <fcntl.h> |
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# include <mih/rslvsp.h> /* rslvsp() */ |
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# include <mih/micommon.h> /* _AUTH_EXECUTE */ |
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# include <mih/miobjtyp.h> /* WLI_SRVPGM */ |
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# include <pointer.h> /* _SYSPTR */ |
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# include <qusec.h> /* Qus_EC_t */ |
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# include <qleawi.h> /* QleActBndPgm(),QleGetExp() */ |
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# include <unistd.cleinc> |
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#else |
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# include <dlfcn.h> |
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#endif |
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#include <unistd.h> | #include <unistd.h> |
#include <dirent.h> | #include <dirent.h> |
#include "System.h" |
#include <pwd.h> |
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#if !defined(PEGASUS_PLATFORM_ZOS_ZSERIES_IBM) && !defined(PEGASUS_PLATFORM_OS400_ISERIES_IBM) |
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#include <crypt.h> |
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#endif |
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#include <sys/stat.h> | #include <sys/stat.h> |
#include <sys/types.h> | #include <sys/types.h> |
#include <cstdio> | #include <cstdio> |
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#include <time.h> |
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#include <sys/time.h> |
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#include <netdb.h> |
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#include "System.h" |
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#include <Pegasus/Common/Tracer.h> |
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#include <Pegasus/Common/Destroyer.h> |
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#include <Pegasus/Common/InternalException.h> |
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PEGASUS_NAMESPACE_BEGIN | PEGASUS_NAMESPACE_BEGIN |
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#include <sys/time.h> |
#if defined(PEGASUS_OS_HPUX) |
#include <unistd.h> |
Boolean System::bindVerbose = false; |
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#endif |
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#if defined(PEGASUS_OS_OS400) |
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char os400ExceptionID[8] = {0}; |
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#endif |
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inline void sleep_wrapper(Uint32 seconds) | inline void sleep_wrapper(Uint32 seconds) |
{ | { |
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{ | { |
timeval tv; | timeval tv; |
gettimeofday(&tv, 0); | gettimeofday(&tv, 0); |
seconds = int(tv.tv_sec); |
seconds = Uint32(tv.tv_sec); |
milliseconds = int(tv.tv_usec); |
milliseconds = Uint32(tv.tv_usec) / 1000; |
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} |
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String System::getCurrentASCIITime() |
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{ |
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char str[50]; |
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time_t rawTime; |
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time(&rawTime); |
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strftime(str, 40,"%m/%d/%Y-%T", localtime(&rawTime)); |
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String time = str; |
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return time; |
} | } |
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void System::sleep(Uint32 seconds) | void System::sleep(Uint32 seconds) |
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return access(path, F_OK) == 0; | return access(path, F_OK) == 0; |
} | } |
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Boolean FileSystem::canRead(const char* path) |
Boolean System::canRead(const char* path) |
{ | { |
return access(path, R_OK) == 0; | return access(path, R_OK) == 0; |
} | } |
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Boolean System::canWrite(const char* path) | Boolean System::canWrite(const char* path) |
{ | { |
return _access(path, W_OK) == 0; |
return access(path, W_OK) == 0; |
} | } |
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Boolean System::getCurrentDirectory(char* path, Uint32 size) | Boolean System::getCurrentDirectory(char* path, Uint32 size) |
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{ | { |
struct stat st; | struct stat st; |
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if (stat(p.getPointer(), &st) != 0) |
if (stat(path, &st) != 0) |
return false; | return false; |
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return S_ISDIR(st.st_mode); | return S_ISDIR(st.st_mode); |
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DynamicLibraryHandle System::loadDynamicLibrary(const char* fileName) | DynamicLibraryHandle System::loadDynamicLibrary(const char* fileName) |
{ | { |
return DynamicLibraryHandle(dlopen(fileName, 0)); |
PEG_METHOD_ENTER(TRC_OS_ABSTRACTION, "System::loadDynamicLibrary()"); |
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Tracer::trace(TRC_OS_ABSTRACTION, Tracer::LEVEL2, |
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"Attempting to load library %s", fileName); |
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#if defined(PEGASUS_OS_HPUX) |
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void* handle; |
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if (bindVerbose) |
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{ |
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handle = shl_load(fileName, |
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BIND_IMMEDIATE | DYNAMIC_PATH | BIND_VERBOSE, 0L); |
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} |
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else |
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{ |
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handle = shl_load(fileName, BIND_IMMEDIATE | DYNAMIC_PATH, 0L); |
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} |
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Tracer::trace(TRC_OS_ABSTRACTION, Tracer::LEVEL2, |
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"After loading lib %s, error code is %d", fileName, |
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(handle == (void *)0)?errno:0); |
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PEG_METHOD_EXIT(); |
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return DynamicLibraryHandle(handle); |
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#elif defined(PEGASUS_OS_TRU64) |
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PEG_METHOD_EXIT(); |
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return DynamicLibraryHandle(dlopen(fileName, RTLD_NOW)); |
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#elif defined(PEGASUS_OS_ZOS) |
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PEG_METHOD_EXIT(); |
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return DynamicLibraryHandle(dllload(fileName)); |
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#elif defined(PEGASUS_OS_OS400) |
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// Activate the service program. |
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// Parse out the library and srvpgm names. |
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// Note: the fileName passed in must be in OS/400 form - library/srvpgm |
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if (fileName == NULL || strlen(fileName) == 0 || strlen(fileName) >= 200) |
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return 0; |
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// More checking here! |
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char name[200]; |
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strcpy(name, fileName); |
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char* lib = strtok(name, "/"); |
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if (lib == NULL || strlen(lib) == 0) |
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return 0; |
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char* srvpgm = strtok(NULL,"/"); |
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if (srvpgm == NULL || strlen(srvpgm) == 0) |
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return 0; |
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/*----------------------------------------------------------------*/ |
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/* Resolve to the service program */ |
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/*----------------------------------------------------------------*/ |
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_OBJ_TYPE_T objectType = WLI_SRVPGM; |
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_SYSPTR sysP = rslvsp(objectType, srvpgm, lib, _AUTH_NONE); |
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/*----------------------------------------------------------------*/ |
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/* Activate the service program */ |
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/*----------------------------------------------------------------*/ |
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Qle_ABP_Info_t activationInfo; |
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int actInfoLen = sizeof(activationInfo); |
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int hdl; |
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Qus_EC_t os400ErrorCode = {0}; |
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os400ErrorCode.Bytes_Provided = sizeof(Qus_EC_t); |
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os400ErrorCode.Bytes_Available = 0; |
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QleActBndPgm(&sysP, |
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&hdl, |
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&activationInfo, |
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&actInfoLen, |
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&os400ErrorCode); |
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if (os400ErrorCode.Bytes_Available) |
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{ |
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// Got an error. |
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memset(os400ExceptionID, '\0', 8); |
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strncpy(os400ExceptionID, os400ErrorCode.Exception_Id, 7); |
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Tracer::trace(TRC_OS_ABSTRACTION, Tracer::LEVEL2, |
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"Error activating service program. Exception Id = %s", os400ExceptionID); |
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return 0; |
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} |
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PEG_METHOD_EXIT(); |
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return DynamicLibraryHandle(hdl); |
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#else |
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PEG_METHOD_EXIT(); |
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return DynamicLibraryHandle(dlopen(fileName, RTLD_NOW | RTLD_GLOBAL)); |
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#endif |
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} |
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void System::unloadDynamicLibrary(DynamicLibraryHandle libraryHandle) |
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{ |
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// ATTN: Should this method indicate success/failure? |
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#ifdef PEGASUS_OS_LINUX |
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dlclose(libraryHandle); |
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#endif |
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#ifdef PEGASUS_OS_HPUX |
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// Note: shl_unload will unload the library even if it has been loaded |
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// multiple times. No reference count is kept. |
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int ignored = shl_unload(reinterpret_cast<shl_t>(libraryHandle)); |
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#endif |
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} |
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String System::dynamicLoadError() { |
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// ATTN: Is this safe in a multi-threaded process? Should this string |
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// be returned from loadDynamicLibrary? |
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#ifdef PEGASUS_OS_HPUX |
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// ATTN: If shl_load() returns NULL, this value should be strerror(errno) |
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return String(); |
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#elif defined(PEGASUS_OS_ZOS) |
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return String(); |
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#elif defined(PEGASUS_OS_OS400) |
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return String(os400ExceptionID); |
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#else |
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String dlerr = dlerror(); |
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return dlerr; |
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#endif |
} | } |
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DynamicSymbolHandle System::loadDynamicSymbol( | DynamicSymbolHandle System::loadDynamicSymbol( |
DynamicLibraryHandle libraryHandle, | DynamicLibraryHandle libraryHandle, |
const char* symbolName) | const char* symbolName) |
{ | { |
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#ifdef PEGASUS_OS_HPUX |
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char* p = (char*)symbolName; |
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void* proc = 0; |
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if (shl_findsym((shl_t*)&libraryHandle, symbolName, TYPE_UNDEFINED, |
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&proc) == 0) |
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{ |
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return DynamicSymbolHandle(proc); |
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} |
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if (shl_findsym((shl_t*)libraryHandle, |
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(String("_") + symbolName).getCString(), |
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TYPE_UNDEFINED, |
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&proc) == 0) |
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{ |
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return DynamicSymbolHandle(proc); |
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} |
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return 0; |
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#elif defined(PEGASUS_OS_ZOS) |
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return DynamicSymbolHandle(dllqueryfn((dllhandle *)libraryHandle, |
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(char*)symbolName)); |
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#elif defined(PEGASUS_OS_OS400) |
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/*----------------------------------------------------------------*/ |
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/* Get procedure pointer and return it to caller */ |
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/*----------------------------------------------------------------*/ |
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Qus_EC_t os400ErrorCode = {0}; |
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os400ErrorCode.Bytes_Provided = sizeof(Qus_EC_t); |
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os400ErrorCode.Bytes_Available = 0; |
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int exportType; |
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int hdl = (int)libraryHandle; |
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void * procAddress = NULL; |
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QleGetExp(&hdl, |
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0, |
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0, |
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(char *)symbolName, |
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&procAddress, |
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&exportType, |
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&os400ErrorCode); |
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if (os400ErrorCode.Bytes_Available) |
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{ |
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// Got an error. |
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memset(os400ExceptionID, '\0', 8); |
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strncpy(os400ExceptionID, os400ErrorCode.Exception_Id, 7); |
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Tracer::trace(TRC_OS_ABSTRACTION, Tracer::LEVEL2, |
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"Error getting export. Exception Id = %s", os400ExceptionID); |
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return 0; |
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} |
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return DynamicSymbolHandle(procAddress); |
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#else |
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return DynamicSymbolHandle(dlsym(libraryHandle, (char*)symbolName)); | return DynamicSymbolHandle(dlsym(libraryHandle, (char*)symbolName)); |
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#endif |
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} |
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String System::getHostName() |
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{ |
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static char hostname[64]; |
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if (!*hostname) |
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gethostname(hostname, sizeof(hostname)); |
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// (temporary?) fix for problem of object path creation with |
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// fully-qualified hostname |
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char *dot = strchr(hostname, '.'); |
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if (dot != NULL) *dot = '\0'; |
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return hostname; |
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} |
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String System::getFullyQualifiedHostName () |
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{ |
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#ifdef PEGASUS_OS_HPUX |
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char hostName [MAXHOSTNAMELEN]; |
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struct hostent *he; |
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String fqName; |
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if (gethostname (hostName, MAXHOSTNAMELEN) != 0) |
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{ |
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return String::EMPTY; |
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} |
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if (he = gethostbyname (hostName)) |
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{ |
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strcpy (hostName, he->h_name); |
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} |
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fqName.assign (hostName); |
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return fqName; |
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#else |
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// |
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// ATTN: Implement this method to return the fully qualified host name |
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// |
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return String::EMPTY; |
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#endif |
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} |
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String System::getSystemCreationClassName () |
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{ |
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#ifdef PEGASUS_OS_HPUX |
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return "CIM_ComputerSystem"; |
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#else |
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// |
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// ATTN: Implement this method to return the system creation class name |
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// |
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return String::EMPTY; |
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#endif |
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} |
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Uint32 System::lookupPort( |
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const char * serviceName, |
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Uint32 defaultPort) |
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{ |
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Uint32 localPort; |
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struct servent *serv; |
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// |
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// Get wbem-local port from /etc/services |
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// |
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#if !defined(PEGASUS_OS_OS400) |
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if ( (serv = getservbyname(serviceName, TCP)) != NULL ) |
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#else |
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// Need to cast on OS/400 |
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if ( (serv = getservbyname((char *)serviceName, TCP)) != NULL ) |
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#endif |
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{ |
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#ifndef PEGASUS_PLATFORM_LINUX_IX86_GNU |
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localPort = serv->s_port; |
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#else |
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localPort = htons((uint16_t)serv->s_port); |
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#endif |
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} |
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else |
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{ |
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localPort = defaultPort; |
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} |
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return localPort; |
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} |
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String System::getPassword(const char* prompt) |
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{ |
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String password; |
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#if !defined(PEGASUS_OS_OS400) |
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// Not supported on OS/400, and we don't need it. |
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password = String(getpass( prompt )); |
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#endif |
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return password; |
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} |
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String System::getEffectiveUserName() |
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{ |
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String userName = String::EMPTY; |
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struct passwd* pwd = NULL; |
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// |
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// get the currently logged in user's UID. |
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// |
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pwd = getpwuid(geteuid()); |
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if ( pwd == NULL ) |
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{ |
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//ATTN: Log a message |
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// "User might have been removed just after login" |
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} |
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else |
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{ |
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// |
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// get the user name |
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// |
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userName.assign(pwd->pw_name); |
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} |
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return(userName); |
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} |
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String System::encryptPassword(const char* password, const char* salt) |
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{ |
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#if !defined(PEGASUS_OS_OS400) |
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return ( String(crypt( password,salt)) ); |
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#else |
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// Not supported on OS400, and we don't need it. |
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return ( String(password) ); |
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#endif |
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} |
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Boolean System::isSystemUser(const char* userName) |
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{ |
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// |
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// get the password entry for the user |
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// |
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if ( getpwnam(userName) == NULL ) |
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{ |
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return false; |
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} |
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return true; |
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} |
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Boolean System::isPrivilegedUser(const String userName) |
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{ |
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// |
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// Check if the given user is a privileged user |
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// |
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struct passwd pwd; |
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struct passwd *result; |
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char pwdBuffer[1024]; |
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if (getpwnam_r(userName.getCString(), &pwd, pwdBuffer, 1024, &result) == 0) |
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{ |
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if ( pwd.pw_uid == 0 ) |
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{ |
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return true; |
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} |
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} |
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return false; |
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} |
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String System::getPrivilegedUserName() |
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{ |
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static String userName = String::EMPTY; |
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if (userName == String::EMPTY) |
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{ |
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struct passwd* pwd = NULL; |
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// |
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// get the privileged user's UID. |
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// |
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pwd = getpwuid(0); |
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if ( pwd != NULL ) |
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{ |
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// |
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// get the user name |
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// |
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userName.assign(pwd->pw_name); |
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} |
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else |
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{ |
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PEGASUS_ASSERT(0); |
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} |
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} |
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return (userName); |
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} |
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Uint32 System::getPID() |
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{ |
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// |
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// Get the Process ID |
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// |
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Uint32 pid = getpid(); |
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return pid; |
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} |
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Boolean System::truncateFile( |
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const char* path, |
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size_t newSize) |
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{ |
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#if !defined(PEGASUS_OS_OS400) |
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return (truncate(path, newSize) == 0); |
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#else |
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int fd = open(path, O_WRONLY); |
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if (fd != -1) |
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{ |
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int rc = ftruncate(fd, newSize); |
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close(fd); |
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return (rc == 0); |
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} |
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return false; |
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#endif |
} | } |
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PEGASUS_NAMESPACE_END | PEGASUS_NAMESPACE_END |