/**
Replace the properties in the config file with the properties from
the given file.
*/
void ConfigFile::replace (const String& fileName)
{
String line;
//
// Open the given config file for reading
//
#if defined(PEGASUS_OS_OS400)
ifstream ifs(fileName.getCString(), PEGASUS_STD(_CCSID_T(1208)));
#else
ifstream ifs(fileName.getCString());
#endif
//
// Delete the backup configuration file
//
if (FileSystem::exists(_configBackupFile))
{
FileSystem::removeFile(_configBackupFile);
}
//
// Rename the existing config file as a backup file
//
if (FileSystem::exists(_configFile))
{
if (!FileSystem::renameFile(_configFile, _configBackupFile))
{
ifs.close();
throw CannotRenameFile(_configFile);
}
}
//
// Open the existing config file for writing
//
#if defined(PEGASUS_OS_OS400)
ofstream ofs(_configFile.getCString(), PEGASUS_STD(_CCSID_T(1208)));
#else
ofstream ofs(_configFile.getCString());
#endif
ofs.clear();
#if !defined(PEGASUS_OS_TYPE_WINDOWS)
//
// Set permissions on the config file to 0644
//
if ( !FileSystem::changeFilePermissions(_configFile,
(S_IRUSR | S_IWUSR | S_IRGRP | S_IROTH)) ) // set 0644
{
throw CannotOpenFile(_configFile);
}
#endif
//
// Read each line of the new file and write to the config file.
//
for (Uint32 lineNumber = 1; GetLine(ifs, line); lineNumber++)
{
ofs << line << endl;
}
//
// Close the file handles
//
ifs.close();
ofs.close();
}
/**
Replace the properties in the config file with the properties from
the given file.
*/
void ConfigFile::replace (const String& fileName)
{
//
// Open the given config file for reading
//
FILE* ifs = fopen(fileName.getCString(), "r");
if (!ifs)
{
throw CannotOpenFile(fileName);
}
//
// Delete the backup configuration file
//
if (FileSystem::exists(_configBackupFile))
{
Executor::removeFile(_configBackupFile.getCString());
}
//
// Rename the existing config file as a backup file
//
if (FileSystem::exists(_configFile))
{
if (Executor::renameFile(
_configFile.getCString(), _configBackupFile.getCString()) != 0)
{
fclose(ifs);
throw CannotRenameFile(_configFile);
}
}
//
// Open the existing config file for writing
//
FILE* ofs = Executor::openFile(_configFile.getCString(), 'w');
if (!ofs)
{
fclose(ifs);
throw CannotOpenFile(_configFile);
}
//
// Read each line of the new file and write to the config file.
//
char buffer[4096];
while ((fgets(buffer, sizeof(buffer), ifs)) != NULL)
fputs(buffer, ofs);
//
// Close the file handles
//
fclose(ifs);
fclose(ofs);
#if !defined(PEGASUS_ENABLE_PRIVILEGE_SEPARATION)
# if !defined(PEGASUS_OS_TYPE_WINDOWS)
//
// Set permissions on the config file to 0644
//
if (!FileSystem::changeFilePermissions(_configFile,
(S_IRUSR | S_IWUSR | S_IRGRP | S_IROTH))) // set 0644
{
throw CannotChangeFilePerm(_configFile);
}
# endif
#endif /* PEGASUS_ENABLE_PRIVILEGE_SEPARATION */
}
/**
Save the properties to the config file.
*/
void ConfigFile::save (ConfigTable* confTable)
{
//
// Delete the backup configuration file
//
if (FileSystem::exists(_configBackupFile))
{
FileSystem::removeFile(_configBackupFile);
}
//
// Rename the configuration file as a backup file
//
if (FileSystem::exists(_configFile))
{
if (!FileSystem::renameFile(_configFile, _configBackupFile))
{
throw CannotRenameFile(_configFile);
}
}
//
// Open the config file for writing
//
#if defined(PEGASUS_OS_OS400)
ofstream ofs(_configFile.getCString(), PEGASUS_STD(_CCSID_T(1208)));
#else
ofstream ofs(_configFile.getCString());
#endif
ofs.clear();
#if !defined(PEGASUS_OS_TYPE_WINDOWS)
//
// Set permissions on the config file to 0644
//
if ( !FileSystem::changeFilePermissions(_configFile,
(S_IRUSR | S_IWUSR | S_IRGRP | S_IROTH)) ) // set 0644
{
throw CannotOpenFile(_configFile);
}
#endif
//
// Write config file header information
//
for (int index = 0; index < HEADER_SIZE; index++)
{
ofs << ConfigHeader[index] << endl;
}
ofs << endl;
//
// Save config properties and values to the file
//
for (Table::Iterator i = confTable->table.start(); i; i++)
{
ofs << i.key() << "=" << i.value() << endl;
}
ofs.close();
}
/**
Save the properties to the config file.
*/
void ConfigFile::save(ConfigTable* confTable)
{
//
// Delete the backup configuration file
//
if (FileSystem::exists(_configBackupFile))
{
Executor::removeFile(_configBackupFile.getCString());
}
//
// Rename the configuration file as a backup file
//
if (FileSystem::exists(_configFile))
{
if (Executor::renameFile(
_configFile.getCString(), _configBackupFile.getCString()) != 0)
{
throw CannotRenameFile(_configFile);
}
}
//
// Open the config file for writing
//
FILE* ofs = Executor::openFile(_configFile.getCString(), 'w');
if (!ofs)
{
throw CannotOpenFile(_configFile);
}
//
// Write config file header information
//
for (int index = 0; index < HEADER_SIZE; index++)
{
fputs(ConfigHeader[index], ofs);
fputc('\n', ofs);
}
//
// Save config properties and values to the file
//
for (Table::Iterator i = confTable->table.start(); i; i++)
{
CString key = i.key().getCString();
CString value = i.value().getCString();
fprintf(ofs, "%s=%s\n", (const char*)key, (const char*)value);
}
fclose(ofs);
#if !defined(PEGASUS_OS_TYPE_WINDOWS)
// Note: The Executor process sets the permissions to 0644 when it
// opens the config file for writing.
if (Executor::detectExecutor() != 0)
{
//
// Set permissions on the config file to 0644
//
if (!FileSystem::changeFilePermissions(
_configFile,
(S_IRUSR | S_IWUSR | S_IRGRP | S_IROTH))) // set 0644
{
throw CannotChangeFilePerm(_configFile);
}
}
#endif
}
