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Commit 62cae51d authored by joreland@mysql.com's avatar joreland@mysql.com
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ndb - change "ndb_mgmd --interactive" to use mgmclient interpreter

parent 7b0748ed
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ndb/src/Makefile.am
View file @ 62cae51d
SUBDIRS = common mgmapi ndbapi . kernel mgmsrv mgmclient cw
SUBDIRS = common mgmapi ndbapi . kernel mgmclient mgmsrv cw
include $(top_srcdir)/ndb/config/common.mk.am
......
ndb/src/mgmsrv/CommandInterpreter.cpp deleted 100644 → 0
View file @ 7b0748ed
/* Copyright (C) 2003 MySQL AB
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */
#include "CommandInterpreter.hpp"
#include <string.h>
#include <ctype.h>
#include "MgmtSrvr.hpp"
#include "MgmtErrorReporter.hpp"
#include <NdbOut.hpp>
#include "convertStrToInt.hpp"
#include <EventLogger.hpp>
#include <signaldata/SetLogLevelOrd.hpp>
#include "ConfigInfo.hpp"
#include <version.h>
#include <m_string.h>
//******************************************************************************
//******************************************************************************
CommandInterpreter::CommandInterpreter(MgmtSrvr& mgmtSrvr) :
_mgmtSrvr(mgmtSrvr) {
}
bool emptyString(const char* s) {
if (s == NULL) {
return true;
}
for (unsigned int i = 0; i < strlen(s); ++i) {
if (! isspace(s[i])) {
return false;
}
}
return true;
}
class AutoPtr {
public:
AutoPtr(void * ptr) : m_ptr(ptr) {}
~AutoPtr() { free(m_ptr);}
private:
void * m_ptr;
};
const char *CommandInterpreter::get_error_text(int err_no)
{
return _mgmtSrvr.getErrorText(err_no, m_err_str, sizeof(m_err_str));
}
//*****************************************************************************
//*****************************************************************************
int CommandInterpreter::readAndExecute() {
char* _line = readline_gets();
char * line;
if(_line == NULL) {
ndbout << endl;
return true;
}
line = strdup(_line);
AutoPtr ptr(line);
if (emptyString(line)) {
return true;
}
for (unsigned int i = 0; i < strlen(line); ++i) {
line[i] = toupper(line[i]);
}
// if there is anything in the line proceed
char* firstToken = strtok(line, " ");
char* allAfterFirstToken = strtok(NULL, "\0");
if (strcmp(firstToken, "ALL") == 0) {
analyseAfterFirstToken(-1, allAfterFirstToken);
}
else if(strcmp(firstToken, "QUIT") == 0 ||
strcmp(firstToken, "EXIT") == 0 ||
strcmp(firstToken, "BYE") == 0){
return false;
} else {
// First token should be a digit, process ID
int processId;
if (! convert(firstToken, processId)) {
ndbout << "Invalid command: " << _line << "." << endl;
return true;
}
if (processId < 0) {
ndbout << "Invalid process ID: " << firstToken << "." << endl;
return true;
}
analyseAfterFirstToken(processId, allAfterFirstToken);
} // else
return true;
}
static const CommandInterpreter::CommandFunctionPair commands[] = {
{ "TRACE", &CommandInterpreter::executeTrace }
,{ "LOGIN", &CommandInterpreter::executeLogIn }
,{ "LOGOUT", &CommandInterpreter::executeLogOut }
,{ "LOGOFF", &CommandInterpreter::executeLogOff }
};
//*****************************************************************************
//*****************************************************************************
void
CommandInterpreter::analyseAfterFirstToken(int processId,
char* allAfterFirstToken) {
if (emptyString(allAfterFirstToken)) {
if (processId == -1) {
ndbout << "Expected a command after ALL." << endl;
}
else {
ndbout << "Expected a command after process ID." << endl;
}
return;
}
char* secondToken = strtok(allAfterFirstToken, " ");
char* allAfterSecondToken = strtok(NULL, "\0");
const int tmpSize = sizeof(commands)/sizeof(CommandFunctionPair);
ExecuteFunction fun = 0;
const char * command = 0;
for(int i = 0; i<tmpSize; i++){
if(strcmp(secondToken, commands[i].command) == 0){
fun = commands[i].executeFunction;
command = commands[i].command;
break;
}
}
if(fun == 0){
ndbout << "Invalid command: " << secondToken << "." << endl;
return;
}
if(processId == -1){
executeForAll(command, fun, allAfterSecondToken);
} else {
ndbout << "Executing " << command << " on node: "
<< processId << endl << endl;
(this->*fun)(processId, allAfterSecondToken, false);
ndbout << endl;
}
}
void
CommandInterpreter::executeForAll(const char * cmd, ExecuteFunction fun,
const char * allAfterSecondToken){
NodeId nodeId = 0;
while(_mgmtSrvr.getNextNodeId(&nodeId, NDB_MGM_NODE_TYPE_NDB)){
ndbout << "Executing " << cmd << " on node: "
<< nodeId << endl << endl;
(this->*fun)(nodeId, allAfterSecondToken, true);
ndbout << endl;
}
}
//*****************************************************************************
//*****************************************************************************
bool CommandInterpreter::parseBlockSpecification(const char* allAfterLog,
Vector<BaseString>& blocks) {
// Parse: [BLOCK = {ALL|<blockName>+}]
if (emptyString(allAfterLog)) {
return true;
}
// Copy allAfterLog since strtok will modify it
char* newAllAfterLog = strdup(allAfterLog);
char* firstTokenAfterLog = strtok(newAllAfterLog, " ");
for (unsigned int i = 0; i < strlen(firstTokenAfterLog); ++i) {
firstTokenAfterLog[i] = toupper(firstTokenAfterLog[i]);
}
if (strcmp(firstTokenAfterLog, "BLOCK") != 0) {
ndbout << "Unexpected value: " << firstTokenAfterLog
<< ". Expected BLOCK." << endl;
free(newAllAfterLog);
return false;
}
char* allAfterFirstToken = strtok(NULL, "\0");
if (emptyString(allAfterFirstToken)) {
ndbout << "Expected =." << endl;
free(newAllAfterLog);
return false;
}
char* secondTokenAfterLog = strtok(allAfterFirstToken, " ");
if (strcmp(secondTokenAfterLog, "=") != 0) {
ndbout << "Unexpected value: " << secondTokenAfterLog
<< ". Expected =." << endl;
free(newAllAfterLog);
return false;
}
char* blockName = strtok(NULL, " ");
bool all = false;
if (blockName != NULL && (strcmp(blockName, "ALL") == 0)) {
all = true;
}
while (blockName != NULL) {
blocks.push_back(BaseString(blockName));
blockName = strtok(NULL, " ");
}
if (blocks.size() == 0) {
ndbout << "No block specified." << endl;
free(newAllAfterLog);
return false;
}
if (blocks.size() > 1 && all) {
// More than "ALL" specified
ndbout << "Nothing expected after ALL." << endl;
free(newAllAfterLog);
return false;
}
free(newAllAfterLog);
return true;
}
void CommandInterpreter::executeLogIn(int processId,
const char* parameters, bool all) {
(void)all; // Don't want compiler warning
Vector<BaseString> blocks;
if (! parseBlockSpecification(parameters, blocks)) {
return;
}
int result = _mgmtSrvr.setSignalLoggingMode(processId, MgmtSrvr::In, blocks);
if (result != 0) {
ndbout << get_error_text(result) << endl;
}
}
//******************************************************************************
//******************************************************************************
void CommandInterpreter::executeLogOut(int processId,
const char* parameters, bool all) {
(void)all; // Don't want compiler warning
Vector<BaseString> blocks;
if (! parseBlockSpecification(parameters, blocks)) {
return;
}
int result = _mgmtSrvr.setSignalLoggingMode(processId, MgmtSrvr::Out, blocks);
if (result != 0) {
ndbout << get_error_text(result) << endl;
}
}
//******************************************************************************
//******************************************************************************
void CommandInterpreter::executeLogOff(int processId,
const char* parameters, bool all) {
(void)all; // Don't want compiler warning
Vector<BaseString> blocks;
if (! parseBlockSpecification(parameters, blocks)) {
return;
}
int result = _mgmtSrvr.setSignalLoggingMode(processId, MgmtSrvr::Off, blocks);
if (result != 0) {
ndbout << get_error_text(result) << endl;
}
}
void CommandInterpreter::executeTrace(int processId,
const char* parameters, bool all) {
(void)all; // Don't want compiler warning
if (emptyString(parameters)) {
ndbout << "Missing trace number." << endl;
return;
}
char* newpar = strdup(parameters);
char* firstParameter = strtok(newpar, " ");
int traceNo;
if (! convert(firstParameter, traceNo)) {
ndbout << "Expected an integer." << endl;
free(newpar);
return;
}
char* allAfterFirstParameter = strtok(NULL, "\0");
if (! emptyString(allAfterFirstParameter)) {
ndbout << "Nothing expected after trace number." << endl;
free(newpar);
return;
}
int result = _mgmtSrvr.setTraceNo(processId, traceNo);
if (result != 0) {
ndbout << get_error_text(result) << endl;
}
free(newpar);
}
ndb/src/mgmsrv/CommandInterpreter.hpp deleted 100644 → 0
View file @ 7b0748ed
/* Copyright (C) 2003 MySQL AB
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */
#ifndef CommandInterpreter_H
#define CommandInterpreter_H
#include <ndb_global.h>
#include <Vector.hpp>
#include <BaseString.hpp>
class MgmtSrvr;
class CommandInterpreter {
public:
CommandInterpreter(MgmtSrvr& mgmtSrvr);
int readAndExecute();
private:
char m_err_str[1024];
const char *get_error_text(int err_no);
char *readline_gets ()
{
static char linebuffer[254];
static char *line_read = (char *)NULL;
/* If the buffer has already been allocated, return the memory
to the free pool. */
if (line_read)
{
free (line_read);
line_read = (char *)NULL;
}
/* Get a line from the user. */
fputs("ndb_mgmd> ", stdout);
linebuffer[sizeof(linebuffer)-1]=0;
line_read = fgets(linebuffer, sizeof(linebuffer)-1, stdin);
if (line_read == linebuffer) {
char *q=linebuffer;
while (*q > 31) q++;
*q=0;
line_read= strdup(linebuffer);
}
return (line_read);
}
void analyseAfterFirstToken(int processId, char* allAfterFirstTokenCstr);
bool parseBlockSpecification(const char* allAfterLog,
Vector<BaseString>& blocks);
public:
void executeTrace(int processId, const char* parameters, bool all);
void executeLogIn(int processId, const char* parameters, bool all);
void executeLogOut(int processId, const char* parameters, bool all);
void executeLogOff(int processId, const char* parameters, bool all);
public:
typedef void (CommandInterpreter::* ExecuteFunction)(int processId,
const char * param,
bool all);
struct CommandFunctionPair {
const char * command;
ExecuteFunction executeFunction;
};
private:
/**
*
*/
void executeForAll(const char * cmd, ExecuteFunction fun, const char * param);
/**
* Management server to use when executing commands
*/
MgmtSrvr& _mgmtSrvr;
};
#endif // CommandInterpreter_H
ndb/src/mgmsrv/Makefile.am
View file @ 62cae51d
......@@ -16,17 +16,20 @@ ndb_mgmd_SOURCES = \
MgmtSrvrConfig.cpp \
ConfigInfo.cpp \
InitConfigFileParser.cpp \
Config.cpp \
CommandInterpreter.cpp
Config.cpp
INCLUDES_LOC = -I$(top_srcdir)/ndb/src/ndbapi \
-I$(top_srcdir)/ndb/src/mgmapi \
-I$(top_srcdir)/ndb/src/common/mgmcommon
-I$(top_srcdir)/ndb/src/common/mgmcommon \
-I$(top_srcdir)/ndb/src/mgmclient
LDADD_LOC = $(top_builddir)/ndb/src/libndbclient.la \
LDADD_LOC = $(top_srcdir)/ndb/src/mgmclient/CommandInterpreter.o \
$(top_builddir)/ndb/src/libndbclient.la \
$(top_builddir)/dbug/libdbug.a \
$(top_builddir)/mysys/libmysys.a \
$(top_builddir)/strings/libmystrings.a @NDB_SCI_LIBS@
$(top_builddir)/strings/libmystrings.a \
@readline_link@ \
@NDB_SCI_LIBS@ \
@TERMCAP_LIB@
DEFS_LOC = -DDEFAULT_MYSQL_HOME="\"$(MYSQLBASEdir)\"" \
......
ndb/src/mgmsrv/main.cpp
View file @ 62cae51d
......@@ -40,7 +40,7 @@
#if defined NDB_OSE || defined NDB_SOFTOSE
#include <efs.h>
#else
#include "CommandInterpreter.hpp"
#include <ndb_mgmclient.hpp>
#endif
#undef DEBUG
......@@ -48,11 +48,54 @@
const char progname[] = "mgmtsrvr";
// copied from mysql.cc to get readline
extern "C" {
#if defined( __WIN__) || defined(OS2)
#include <conio.h>
#elif !defined(__NETWARE__)
#include <readline/readline.h>
extern "C" int add_history(const char *command); /* From readline directory */
#define HAVE_READLINE
#endif
}
static int
read_and_execute(Ndb_mgmclient* com, const char * prompt, int _try_reconnect)
{
static char *line_read = (char *)NULL;
/* If the buffer has already been allocated, return the memory
to the free pool. */
if (line_read)
{
free (line_read);
line_read = (char *)NULL;
}
#ifdef HAVE_READLINE
/* Get a line from the user. */
line_read = readline (prompt);
/* If the line has any text in it, save it on the history. */
if (line_read && *line_read)
add_history (line_read);
#else
static char linebuffer[254];
fputs(prompt, stdout);
linebuffer[sizeof(linebuffer)-1]=0;
line_read = fgets(linebuffer, sizeof(linebuffer)-1, stdin);
if (line_read == linebuffer) {
char *q=linebuffer;
while (*q > 31) q++;
*q=0;
line_read= strdup(linebuffer);
}
#endif
return com->execute(line_read,_try_reconnect);
}
/**
* @struct MgmGlobals
* @brief Global Variables used in the management server
******************************************************************************/
*****************************************************************************/
struct MgmGlobals {
MgmGlobals();
~MgmGlobals();
......@@ -297,14 +340,19 @@ int main(int argc, char** argv)
#if ! defined NDB_OSE && ! defined NDB_SOFTOSE
if(glob.interactive) {
CommandInterpreter com(* glob.mgmObject);
while(com.readAndExecute());
BaseString con_str;
if(glob.interface_name)
con_str.appfmt("host=%s:%d", glob.interface_name, glob.port);
else
con_str.appfmt("localhost:%d", glob.port);
Ndb_mgmclient com(con_str.c_str(), 1);
while(g_StopServer != true && read_and_execute(&com, "ndb_mgm> ", 1));
} else
#endif
{
while(g_StopServer != true)
NdbSleep_MilliSleep(500);
}
{
while(g_StopServer != true)
NdbSleep_MilliSleep(500);
}
g_eventLogger.info("Shutting down server...");
glob.socketServer->stopServer();
......
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