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TraceCmdLine.cpp
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TraceCmdLine.cpp
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/*
* MODULE: TraceCmdLine.cpp
* DESCRIPTION:
*
* The contents of this file are subject to the Initial
* Developer's Public License Version 1.0 (the "License");
* you may not use this file except in compliance with the
* License. You may obtain a copy of the License at
* http://www.ibphoenix.com/main.nfs?a=ibphoenix&page=ibp_idpl.
*
* Software distributed under the License is distributed AS IS,
* WITHOUT WARRANTY OF ANY KIND, either express or implied.
* See the License for the specific language governing rights
* and limitations under the License.
*
* The Original Code was created by Khorsun Vladyslav
* for the Firebird Open Source RDBMS project.
*
* Copyright (c) 2008 Khorsun Vladyslav <hvlad@users.sourceforge.net>
* and all contributors signed below.
*
* All Rights Reserved.
* Contributor(s): ______________________________________.
*
*/
#include "firebird.h"
#include "consts_pub.h"
#include "fb_exception.h"
#include "iberror.h"
#include "../../common/classes/fb_string.h"
#include "../../common/StatusArg.h"
#include "../../common/utils_proto.h"
#include "../../common/UtilSvc.h"
#include "../common/classes/Switches.h"
#include "../../jrd/trace/traceswi.h"
#include "../../jrd/trace/TraceService.h"
#include "../common/classes/MsgPrint.h"
#include "../common/classes/ClumpletReader.h"
#include "../jrd/license.h"
namespace
{
using namespace Firebird;
using MsgFormat::SafeArg;
const USHORT TRACEMGR_MSG_FAC = 25;
void printMsg(USHORT number, const SafeArg& arg, bool newLine = true)
{
char buffer[256];
fb_msg_format(NULL, TRACEMGR_MSG_FAC, number, sizeof(buffer), buffer, arg);
if (newLine)
printf("%s\n", buffer);
else
printf("%s", buffer);
}
void printMsg(USHORT number, bool newLine = true)
{
static const SafeArg dummy;
printMsg(number, dummy, newLine);
}
void usage(UtilSvc* uSvc, const ISC_STATUS code, const char* msg1 = NULL, const char* msg2 = NULL)
{
/*
string msg;
va_list params;
if (message)
{
va_start(params, message);
msg.vprintf(message, params);
va_end(params);
}
*/
if (uSvc->isService())
{
//fb_assert(message != NULL);
//(Arg::Gds(isc_random) << msg).raise();
fb_assert(code);
Arg::Gds gds(code);
if (msg1)
gds << msg1;
if (msg2)
gds << msg2;
gds.raise();
}
//if (message)
// fprintf(stderr, "ERROR: %s.\n\n", msg.c_str());
if (code)
{
printMsg(2, false); // ERROR:
USHORT dummy;
USHORT number = (USHORT) gds__decode(code, &dummy, &dummy);
fb_assert(number);
SafeArg safe;
if (msg1)
safe << msg1;
if (msg2)
safe << msg2;
printMsg(number, safe);
printf("\n");
}
// If the items aren't contiguous, a scheme like in nbackup.cpp will have to be used.
// ASF: This is message codes!
const int MAIN_USAGE[] = {3, 21};
const int EXAMPLES[] = {22, 27};
const int NOTES[] = {28, 29};
for (int i = MAIN_USAGE[0]; i <= MAIN_USAGE[1]; ++i)
printMsg(i);
printf("\n");
for (int i = EXAMPLES[0]; i <= EXAMPLES[1]; ++i)
printMsg(i);
printf("\n");
for (int i = NOTES[0]; i <= NOTES[1]; ++i)
printMsg(i);
exit(FINI_ERROR);
}
}
namespace Firebird
{
void fbtrace(UtilSvc* uSvc, TraceSvcIntf* traceSvc)
{
const char* const* end = uSvc->argv.end();
bool version = false, help = false;
// search for "action" switch, set NULL into recognized argv
const Switches actSwitches(trace_action_in_sw_table, FB_NELEM(trace_action_in_sw_table),
false, true);
const Switches::in_sw_tab_t* action_sw = NULL;
const char** argv = uSvc->argv.begin();
for (++argv; argv < end; argv++)
{
if (!uSvc->isService() && strcmp(argv[0], "-?") == 0)
{
help = true;
*argv = NULL;
break;
}
const Switches::in_sw_tab_t* sw = actSwitches.findSwitch(*argv);
if (sw)
{
if (sw->in_sw == IN_SW_TRACE_VERSION)
{
version = true;
*argv = NULL;
continue;
}
if (action_sw)
usage(uSvc, isc_trace_conflict_acts, action_sw->in_sw_name, sw->in_sw_name);
else
action_sw = sw;
*argv = NULL;
}
}
if (version)
{
printMsg(1, SafeArg() << FB_VERSION);
if (!action_sw)
exit(FINI_OK);
}
if (!action_sw)
{
if (help)
usage(uSvc, 0);
else
usage(uSvc, isc_trace_act_notfound);
}
// search for action's parameters, set NULL into recognized argv
const Switches optSwitches(trace_option_in_sw_table, FB_NELEM(trace_option_in_sw_table),
false, true);
TraceSession session(*getDefaultMemoryPool());
argv = uSvc->argv.begin();
for (++argv; argv < end; argv++)
{
if (!*argv)
continue;
const Switches::in_sw_tab_t* sw = optSwitches.findSwitch(*argv);
if (!sw)
continue;
*argv = NULL;
switch (sw->in_sw)
{
case IN_SW_TRACE_CONFIG:
switch (action_sw->in_sw)
{
case IN_SW_TRACE_STOP:
case IN_SW_TRACE_SUSPEND:
case IN_SW_TRACE_RESUME:
case IN_SW_TRACE_LIST:
usage(uSvc, isc_trace_param_act_notcompat, sw->in_sw_name, action_sw->in_sw_name);
break;
}
if (!session.ses_config.empty())
usage(uSvc, isc_trace_switch_once, sw->in_sw_name);
argv++;
if (argv < end && *argv)
session.ses_config = *argv;
else
usage(uSvc, isc_trace_param_val_miss, sw->in_sw_name);
break;
case IN_SW_TRACE_NAME:
switch (action_sw->in_sw)
{
case IN_SW_TRACE_STOP:
case IN_SW_TRACE_SUSPEND:
case IN_SW_TRACE_RESUME:
case IN_SW_TRACE_LIST:
usage(uSvc, isc_trace_param_act_notcompat, sw->in_sw_name, action_sw->in_sw_name);
break;
}
if (!session.ses_name.empty())
usage(uSvc, isc_trace_switch_once, sw->in_sw_name);
argv++;
if (argv < end && *argv)
session.ses_name = *argv;
else
usage(uSvc, isc_trace_param_val_miss, sw->in_sw_name);
break;
case IN_SW_TRACE_ID:
switch (action_sw->in_sw)
{
case IN_SW_TRACE_START:
case IN_SW_TRACE_LIST:
usage(uSvc, isc_trace_param_act_notcompat, sw->in_sw_name, action_sw->in_sw_name);
break;
}
if (session.ses_id)
usage(uSvc, isc_trace_switch_once, sw->in_sw_name);
argv++;
if (argv < end && *argv)
{
session.ses_id = atol(*argv);
if (!session.ses_id)
usage(uSvc, isc_trace_param_invalid, *argv, sw->in_sw_name);
}
else
usage(uSvc, isc_trace_param_val_miss, sw->in_sw_name);
break;
default:
fb_assert(false);
}
*argv = NULL;
}
// search for authentication parameters
const Switches authSwitches(trace_auth_in_sw_table, FB_NELEM(trace_auth_in_sw_table),
false, true);
string svc_name, user, role, pwd;
bool adminRole = false;
argv = uSvc->argv.begin();
for (++argv; argv < end; argv++)
{
if (!*argv)
continue;
const Switches::in_sw_tab_t* sw = authSwitches.findSwitch(*argv);
if (!sw) {
usage(uSvc, isc_trace_switch_unknown, *argv);
}
switch (sw->in_sw)
{
case IN_SW_TRACE_USERNAME:
if (!user.empty())
usage(uSvc, isc_trace_switch_once, sw->in_sw_name);
argv++;
if (argv < end && *argv)
user = *argv;
else
usage(uSvc, isc_trace_param_val_miss, sw->in_sw_name);
break;
case IN_SW_TRACE_ROLE:
if (!role.empty())
usage(uSvc, isc_trace_switch_once, sw->in_sw_name);
argv++;
if (argv < end && *argv)
role = *argv;
else
usage(uSvc, isc_trace_param_val_miss, sw->in_sw_name);
break;
case IN_SW_TRACE_PASSWORD:
if (!pwd.empty())
usage(uSvc, isc_trace_switch_once, sw->in_sw_name);
argv++;
if (argv < end && *argv)
pwd = *argv;
else
usage(uSvc, isc_trace_param_val_miss, sw->in_sw_name);
break;
case IN_SW_TRACE_FETCH_PWD:
if (uSvc->isService())
usage(uSvc, isc_trace_switch_user_only, sw->in_sw_name);
if (!pwd.empty())
usage(uSvc, isc_trace_switch_once, sw->in_sw_name);
argv++;
if (argv < end && *argv)
{
const PathName fileName(*argv);
const char *s = NULL;
switch (fb_utils::fetchPassword(fileName, s))
{
case fb_utils::FETCH_PASS_OK:
pwd = s;
break;
case fb_utils::FETCH_PASS_FILE_OPEN_ERROR:
(Arg::Gds(isc_io_error) << Arg::Str("open") << Arg::Str(fileName) <<
Arg::Gds(isc_io_open_err) << Arg::OsError()).raise();
break;
case fb_utils::FETCH_PASS_FILE_READ_ERROR:
case fb_utils::FETCH_PASS_FILE_EMPTY:
(Arg::Gds(isc_io_error) << Arg::Str("read") << Arg::Str(fileName) <<
Arg::Gds(isc_io_read_err) << Arg::OsError()).raise();
break;
}
}
else
usage(uSvc, isc_trace_param_val_miss, sw->in_sw_name);
break;
case IN_SW_TRACE_TRUSTED_AUTH:
if (uSvc->isService())
usage(uSvc, isc_trace_switch_user_only, sw->in_sw_name);
adminRole = true;
break;
case IN_SW_TRACE_SERVICE_NAME:
if (uSvc->isService())
continue;
if (!svc_name.empty())
usage(uSvc, isc_trace_switch_once, sw->in_sw_name);
argv++;
if (argv < end && *argv)
svc_name = *argv;
else
usage(uSvc, isc_trace_param_val_miss, sw->in_sw_name);
break;
default:
fb_assert(false);
}
}
// validate missed action's parameters and perform action
if (!uSvc->isService() && svc_name.isEmpty()) {
usage(uSvc, isc_trace_mandatory_switch_miss, "SERVICE");
}
if (!session.ses_id)
{
switch (action_sw->in_sw)
{
case IN_SW_TRACE_STOP:
case IN_SW_TRACE_SUSPEND:
case IN_SW_TRACE_RESUME:
usage(uSvc, isc_trace_switch_param_miss, "ID", action_sw->in_sw_name);
break;
}
}
if (session.ses_config.empty())
{
if (action_sw->in_sw == IN_SW_TRACE_START) {
usage(uSvc, isc_trace_switch_param_miss, "CONFIG", action_sw->in_sw_name);
}
}
AuthReader::AuthBlock authBlock;
const unsigned char* bytes;
unsigned int authBlockSize = uSvc->getAuthBlock(&bytes);
if (authBlockSize)
{
authBlock.add(bytes, authBlockSize);
pwd = "";
user = "";
adminRole = false;
}
traceSvc->setAttachInfo(svc_name, user, role, pwd, authBlock, adminRole);
switch (action_sw->in_sw)
{
case IN_SW_TRACE_START:
traceSvc->startSession(session, true);
break;
case IN_SW_TRACE_STOP:
traceSvc->stopSession(session.ses_id);
break;
case IN_SW_TRACE_SUSPEND:
traceSvc->setActive(session.ses_id, false);
break;
case IN_SW_TRACE_RESUME:
traceSvc->setActive(session.ses_id, true);
break;
case IN_SW_TRACE_LIST:
traceSvc->listSessions();
break;
default:
fb_assert(false);
}
}
} // namespace Firebird