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Commit cc95bc57 authored by sasha@mysql.sashanet.com's avatar sasha@mysql.sashanet.com
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manager clean-up ( added pid-file and kill in mysql-test-run when things go wrong) 

fixes for IO_CACHE
need to pull Monty's fixes - this is not final, will not be pushed
parent 4f106fe8
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Showing with 158 additions and 69 deletions
include/my_sys.h
View file @ cc95bc57
......@@ -311,13 +311,15 @@ typedef struct st_io_cache /* Used when cacheing files */
that will use a buffer allocated somewhere
else
*/
byte *append_buffer, *append_read_pos, *append_write_pos, *append_end;
byte *append_buffer, *append_read_pos, *write_pos, *append_end,
*write_end;
/* for append buffer used in READ_APPEND cache */
#ifdef THREAD
pthread_mutex_t append_buffer_lock;
/* need mutex copying from append buffer to read buffer */
#endif
int (*read_function)(struct st_io_cache *,byte *,uint);
int (*write_function)(struct st_io_cache *,const byte *,uint);
/* callbacks when the actual read I/O happens */
IO_CACHE_CALLBACK pre_read;
IO_CACHE_CALLBACK post_read;
......@@ -352,21 +354,19 @@ typedef int (*qsort2_cmp)(const void *, const void *, const void *);
((info)->rc_pos+=(Count)),0) :\
(*(info)->read_function)((info),Buffer,Count))
#define my_b_write(info,Buffer,Count) \
((info)->write_pos + (Count) <=(info)->write_end ?\
(memcpy((info)->write_pos, (Buffer), (size_t)(Count)),\
((info)->write_pos+=(Count)),0) : \
(*(info)->write_function)((info),(Buffer),(Count)))
#define my_b_get(info) \
((info)->rc_pos != (info)->rc_end ?\
((info)->rc_pos++, (int) (uchar) (info)->rc_pos[-1]) :\
_my_b_get(info))
#define my_b_write(info,Buffer,Count) \
((info)->type != SEQ_READ_APPEND) ? (\
((info)->rc_pos + (Count) <= (info)->rc_end ?\
(memcpy((info)->rc_pos,Buffer,(size_t) (Count)), \
((info)->rc_pos+=(Count)),0) :\
_my_b_write(info,Buffer,Count))) : \
((info)->append_write_pos + (Count) <= (info)->append_end ?\
(memcpy((info)->append_write_pos,Buffer,(size_t)Count), \
((info)->append_write_pos+=(Count),0)) : \
_my_b_append(info,Buffer,Count))
/* my_b_write_byte dosn't have any err-check */
#define my_b_write_byte(info,chr) \
......@@ -650,6 +650,7 @@ byte *my_compress_alloc(const byte *packet, ulong *len, ulong *complen);
ulong checksum(const byte *mem, uint count);
uint my_bit_log2(ulong value);
#if defined(_MSC_VER) && !defined(__WIN__)
extern void sleep(int sec);
#endif
......@@ -662,3 +663,11 @@ extern my_bool have_tcpip; /* Is set if tcpip is used */
#endif
#include "raid.h"
#endif /* _my_sys_h */
mysql-test/mysql-test-run.sh
View file @ cc95bc57
......@@ -164,7 +164,10 @@ while test $# -gt 0; do
--ssl-cert=$BASEDIR/SSL/server-cert.pem \
--ssl-key=$BASEDIR/SSL/server-key.pem" ;;
--no-manager | --skip-manager) USE_MANAGER=0 ;;
--manager) USE_MANAGER=1 ;;
--manager)
USE_MANAGER=1
USE_RUNNING_SERVER=
;;
--skip-innobase)
EXTRA_MASTER_MYSQLD_OPT="$EXTRA_MASTER_MYSQLD_OPT --skip-innobase"
EXTRA_SLAVE_MYSQLD_OPT="$EXTRA_SLAVE_MYSQLD_OPT --skip-innobase" ;;
......@@ -210,6 +213,7 @@ while test $# -gt 0; do
--gdb )
START_WAIT_TIMEOUT=300
STOP_WAIT_TIMEOUT=300
USE_MANAGER=1
if [ x$BINARY_DIST = x1 ] ; then
$ECHO "Note: you will get more meaningful output on a source distribution compiled with debugging option when running tests with --gdb option"
fi
......@@ -255,6 +259,8 @@ done
#--
MYRUN_DIR=$MYSQL_TEST_DIR/var/run
MANAGER_PID_FILE="$MYRUN_DIR/manager.pid"
MASTER_MYDDIR="$MYSQL_TEST_DIR/var/master-data"
MASTER_MYSOCK="$MYSQL_TMP_DIR/master.sock"
MASTER_MYPID="$MYRUN_DIR/mysqld.pid"
......@@ -550,10 +556,20 @@ start_manager()
return
fi
$ECHO "Starting MySQL Manager"
if [ -f "$MANAGER_PID_FILE" ] ; then
kill `cat $MANAGER_PID_FILE`
sleep 1
if [ -f "$MANAGER_PID_FILE" ] ; then
kill -9 `cat $MANAGER_PID_FILE`
sleep 1
fi
fi
rm -f $MANAGER_PID_FILE
MYSQL_MANAGER_PW=`$MYSQL_MANAGER_PWGEN -u $MYSQL_MANAGER_USER \
-o $MYSQL_MANAGER_PW_FILE`
$MYSQL_MANAGER --log=$MYSQL_MANAGER_LOG --port=$MYSQL_MANAGER_PORT \
--password-file=$MYSQL_MANAGER_PW_FILE
--password-file=$MYSQL_MANAGER_PW_FILE --pid-file=$MANAGER_PID_FILE
abort_if_failed "Could not start MySQL manager"
mysqltest_manager_args="--manager-host=localhost \
--manager-user=$MYSQL_MANAGER_USER \
......@@ -562,7 +578,10 @@ start_manager()
--manager-wait-timeout=$START_WAIT_TIMEOUT"
MYSQL_TEST="$MYSQL_TEST $mysqltest_manager_args"
MYSQL_TEST_ARGS="$MYSQL_TEST_ARGS $mysqltest_manager_args"
while [ ! -f $MANAGER_PID_FILE ] ; do
sleep 1
done
echo "Manager started"
}
stop_manager()
......@@ -574,6 +593,8 @@ stop_manager()
-p$MYSQL_MANAGER_PW -P $MYSQL_MANAGER_PORT <<EOF
shutdown
EOF
echo "Manager terminated"
}
manager_launch()
......
mysys/mf_iocache.c
View file @ cc95bc57
......@@ -46,6 +46,7 @@ static void my_aiowait(my_aio_result *result);
#endif
static void init_read_function(IO_CACHE* info, enum cache_type type);
static void init_write_function(IO_CACHE* info, enum cache_type type);
static void init_read_function(IO_CACHE* info, enum cache_type type)
{
......@@ -69,6 +70,18 @@ static void init_read_function(IO_CACHE* info, enum cache_type type)
}
}
static void init_write_function(IO_CACHE* info, enum cache_type type)
{
switch (type)
{
case SEQ_READ_APPEND:
info->write_function = _my_b_append;
break;
default:
info->write_function = _my_b_write;
}
}
/*
** if cachesize == 0 then use default cachesize (from s-file)
** if file == -1 then real_open_cached_file() will be called.
......@@ -91,6 +104,7 @@ int init_io_cache(IO_CACHE *info, File file, uint cachesize,
if (! (cachesize= my_default_record_cache_size))
DBUG_RETURN(1); /* No cache requested */
min_cache=use_async_io ? IO_SIZE*4 : IO_SIZE*2;
info->alloced_buffer = 0;
if (type == READ_CACHE || type == SEQ_READ_APPEND)
{ /* Assume file isn't growing */
if (cache_myflags & MY_DONT_CHECK_FILESIZE)
......@@ -117,7 +131,6 @@ int init_io_cache(IO_CACHE *info, File file, uint cachesize,
}
}
}
info->alloced_buffer = 0;
if ((int) type < (int) READ_NET)
{
uint buffer_block;
......@@ -156,8 +169,9 @@ int init_io_cache(IO_CACHE *info, File file, uint cachesize,
info->rc_request_pos=info->rc_pos=info->buffer;
if (type == SEQ_READ_APPEND)
{
info->append_read_pos = info->append_write_pos = info->append_buffer;
info->append_end = info->append_buffer + info->buffer_length;
info->append_read_pos = info->write_pos = info->append_buffer;
info->write_end = info->append_end =
info->append_buffer + info->buffer_length;
#ifdef THREAD
pthread_mutex_init(&info->append_buffer_lock,MY_MUTEX_INIT_FAST);
#endif
......@@ -170,7 +184,9 @@ int init_io_cache(IO_CACHE *info, File file, uint cachesize,
}
else /* type == WRITE_CACHE */
{
info->rc_end=info->buffer+info->buffer_length- (seek_offset & (IO_SIZE-1));
info->write_end=
info->buffer+info->buffer_length- (seek_offset & (IO_SIZE-1));
info->write_pos = info->buffer;
}
/* end_of_file may be changed by user later */
info->end_of_file= ((type == READ_NET || type == READ_FIFO ) ? 0
......@@ -178,6 +194,7 @@ int init_io_cache(IO_CACHE *info, File file, uint cachesize,
info->type=type;
info->error=0;
init_read_function(info,type);
init_write_function(info,type);
#ifdef HAVE_AIOWAIT
if (use_async_io && ! my_disable_async_io)
{
......@@ -238,16 +255,22 @@ my_bool reinit_io_cache(IO_CACHE *info, enum cache_type type,
{ /* use current buffer */
if (info->type == WRITE_CACHE && type == READ_CACHE)
{
info->rc_end=info->rc_pos;
info->rc_end=info->write_pos;
info->end_of_file=my_b_tell(info);
}
else if (type == WRITE_CACHE)
{
if (info->type == READ_CACHE)
info->rc_end=info->buffer+info->buffer_length;
{
info->write_end=info->buffer+info->buffer_length;
info->write_pos=info->rc_pos;
}
info->end_of_file = ~(my_off_t) 0;
}
info->rc_pos=info->rc_request_pos+(seek_offset-info->pos_in_file);
if (type == WRITE_CACHE)
info->write_pos=info->rc_request_pos+(seek_offset-info->pos_in_file);
else
info->rc_pos=info->rc_request_pos+(seek_offset-info->pos_in_file);
#ifdef HAVE_AIOWAIT
my_aiowait(&info->aio_result); /* Wait for outstanding req */
#endif
......@@ -283,11 +306,12 @@ my_bool reinit_io_cache(IO_CACHE *info, enum cache_type type,
}
if (info->type == SEQ_READ_APPEND)
{
info->append_read_pos = info->append_write_pos = info->append_buffer;
info->append_read_pos = info->write_pos = info->append_buffer;
}
info->type=type;
info->error=0;
init_read_function(info,type);
init_write_function(info,type);
#ifdef HAVE_AIOWAIT
if (type != READ_NET)
{
......@@ -473,8 +497,8 @@ int _my_b_seq_read(register IO_CACHE *info, byte *Buffer, uint Count)
if (!Count) return 0;
{
uint copy_len = (uint)(info->append_read_pos -
info->append_write_pos);
dbug_assert(info->append_read_pos <= info->append_write_pos);
info->write_pos);
dbug_assert(info->append_read_pos <= info->write_pos);
if (copy_len > Count)
copy_len = Count;
memcpy(Buffer, info->append_read_pos,
......@@ -679,11 +703,11 @@ int _my_b_write(register IO_CACHE *info, const byte *Buffer, uint Count)
{
uint rest_length,length;
rest_length=(uint) (info->rc_end - info->rc_pos);
memcpy(info->rc_pos,Buffer,(size_t) rest_length);
rest_length=(uint) (info->write_end - info->write_pos);
memcpy(info->write_pos,Buffer,(size_t) rest_length);
Buffer+=rest_length;
Count-=rest_length;
info->rc_pos+=rest_length;
info->write_pos+=rest_length;
if (info->pos_in_file+info->buffer_length > info->end_of_file)
{
my_errno=errno=EFBIG;
......@@ -705,8 +729,8 @@ int _my_b_write(register IO_CACHE *info, const byte *Buffer, uint Count)
Buffer+=length;
info->pos_in_file+=length;
}
memcpy(info->rc_pos,Buffer,(size_t) Count);
info->rc_pos+=Count;
memcpy(info->write_pos,Buffer,(size_t) Count);
info->write_pos+=Count;
return 0;
}
......@@ -715,11 +739,11 @@ int _my_b_append(register IO_CACHE *info, const byte *Buffer, uint Count)
uint rest_length,length;
rest_length=(uint) (info->append_end -
info->append_write_pos);
memcpy(info->append_write_pos,Buffer,(size_t) rest_length);
info->write_pos);
memcpy(info->write_pos,Buffer,(size_t) rest_length);
Buffer+=rest_length;
Count-=rest_length;
info->append_write_pos+=rest_length;
info->write_pos+=rest_length;
if (flush_io_cache(info))
return 1;
if (Count >= IO_SIZE)
......@@ -730,8 +754,8 @@ int _my_b_append(register IO_CACHE *info, const byte *Buffer, uint Count)
Count-=length;
Buffer+=length;
}
memcpy(info->append_write_pos,Buffer,(size_t) Count);
info->append_write_pos+=Count;
memcpy(info->write_pos,Buffer,(size_t) Count);
info->write_pos+=Count;
return 0;
}
......@@ -775,8 +799,8 @@ int my_block_write(register IO_CACHE *info, const byte *Buffer, uint Count,
Buffer+=length;
Count-= length;
/* Fix length of buffer if the new data was larger */
if (info->buffer+length > info->rc_pos)
info->rc_pos=info->buffer+length;
if (info->buffer+length > info->write_pos)
info->write_pos=info->buffer+length;
if (!Count)
return (error);
}
......@@ -786,62 +810,61 @@ int my_block_write(register IO_CACHE *info, const byte *Buffer, uint Count,
return error;
}
/* avoid warning about empty if body */
#ifdef THREAD
#define IF_APPEND_CACHE if (append_cache)
#else
#define IF_APPEND_CACHE
#endif
/* Flush write cache */
int flush_io_cache(IO_CACHE *info)
{
uint length;
int append_cache;
DBUG_ENTER("flush_io_cache");
if (info->type == WRITE_CACHE)
append_cache = (info->type == SEQ_READ_APPEND);
if (info->type == WRITE_CACHE || append_cache)
{
if (info->file == -1)
{
if (real_open_cached_file(info))
DBUG_RETURN((info->error= -1));
}
if (info->rc_pos != info->buffer)
IF_APPEND_CACHE
lock_append_buffer(info);
if (info->write_pos != info->buffer)
{
length=(uint) (info->rc_pos - info->buffer);
length=(uint) (info->write_pos - info->buffer);
if (info->seek_not_done)
{ /* File touched, do seek */
if (my_seek(info->file,info->pos_in_file,MY_SEEK_SET,MYF(0)) ==
MY_FILEPOS_ERROR)
{
IF_APPEND_CACHE
unlock_append_buffer(info);
DBUG_RETURN((info->error= -1));
}
info->seek_not_done=0;
}
info->rc_pos=info->buffer;
info->write_pos=info->buffer;
info->pos_in_file+=length;
info->rc_end=(info->buffer+info->buffer_length-
info->write_end=(info->buffer+info->buffer_length-
(info->pos_in_file & (IO_SIZE-1)));
if (my_write(info->file,info->buffer,length,info->myflags | MY_NABP))
DBUG_RETURN((info->error= -1));
DBUG_RETURN(0);
}
}
else if (info->type == SEQ_READ_APPEND)
{
if (info->file == -1)
{
if (real_open_cached_file(info))
DBUG_RETURN((info->error= -1));
}
lock_append_buffer(info);
if (info->append_write_pos != info->append_buffer)
{
length=(uint) (info->append_write_pos - info->append_buffer);
info->append_read_pos=info->append_write_pos=info->append_buffer;
info->append_end=(info->append_buffer+info->buffer_length-
(info->pos_in_file & (IO_SIZE-1)));
if (my_write(info->file,info->buffer,length,info->myflags | MY_NABP))
if (append_cache)
{
unlock_append_buffer(info);
DBUG_RETURN((info->error= -1));
info->append_read_pos = info->buffer;
info->append_end = info->write_end;
}
unlock_append_buffer(info);
DBUG_RETURN(0);
if (my_write(info->file,info->buffer,length,info->myflags | MY_NABP))
info->error= -1;
else
info->error= 0;
IF_APPEND_CACHE
unlock_append_buffer(info);
DBUG_RETURN(info->error);
}
unlock_append_buffer(info);
}
#ifdef HAVE_AIOWAIT
else if (info->type != READ_NET)
......@@ -867,6 +890,7 @@ int end_io_cache(IO_CACHE *info)
error=flush_io_cache(info);
my_free((gptr) info->buffer,MYF(MY_WME));
info->buffer=info->rc_pos=(byte*) 0;
info->alloced_buffer = 0;
}
DBUG_RETURN(error);
} /* end_io_cache */
......
sql/mysqld.cc
View file @ cc95bc57
......@@ -707,9 +707,11 @@ void unireg_end(int signal_number __attribute__((unused)))
void unireg_abort(int exit_code)
{
DBUG_ENTER("unireg_abort");
if (exit_code)
sql_print_error("Aborting\n");
clean_up(); /* purecov: inspected */
DBUG_PRINT("quit",("done with cleanup in unireg_abort"));
my_thread_end();
exit(exit_code); /* purecov: inspected */
}
......@@ -760,13 +762,15 @@ void clean_up(bool print_message)
if (print_message && errmesg)
sql_print_error(ER(ER_SHUTDOWN_COMPLETE),my_progname);
x_free((gptr) my_errmsg[ERRMAPP]); /* Free messages */
DBUG_PRINT("quit", ("Error messages freed"));
/* Tell main we are ready */
(void) pthread_mutex_lock(&LOCK_thread_count);
DBUG_PRINT("quit", ("got thread count lock"));
ready_to_exit=1;
/* do the broadcast inside the lock to ensure that my_end() is not called */
(void) pthread_cond_broadcast(&COND_thread_count);
(void) pthread_mutex_unlock(&LOCK_thread_count);
DBUG_PRINT("quit", ("done with cleanup"));
} /* clean_up */
......
tools/mysqlmanager.c
View file @ cc95bc57
......@@ -189,6 +189,8 @@ static void run_launcher_loop();
int to_launcher_pipe[2],from_launcher_pipe[2];
pid_t launcher_pid;
int in_segfault=0;
const char* pid_file = "/var/run/mysqlmanager.pid";
int created_pid_file = 0;
struct manager_cmd
{
......@@ -283,6 +285,7 @@ struct option long_options[] =
{"one-thread",no_argument,0,'d'},
{"connect-retries",required_argument,0,'C'},
{"password-file",required_argument,0,'p'},
{"pid-file",required_argument,0,'f'},
{"version", no_argument, 0, 'V'},
{0, 0, 0, 0}
};
......@@ -327,6 +330,17 @@ LOG_MSG_FUNC(log_debug,LOG_DEBUG)
void log_debug(const char* __attribute__((unused)) fmt,...) {}
#endif
static void handle_sigterm(int sig)
{
log_info("Got SIGTERM");
if (!one_thread)
{
kill(launcher_pid,SIGTERM);
pthread_kill(loop_th,SIGTERM);
}
clean_up();
exit(0);
}
static void handle_segfault(int sig)
{
......@@ -1250,6 +1264,8 @@ static void clean_up()
if (errfp != stderr)
fclose(errfp);
hash_free(&exec_hash);
if (created_pid_file)
my_delete(pid_file, MYF(0));
}
static void print_version(void)
......@@ -1287,7 +1303,7 @@ static void usage()
static int parse_args(int argc, char **argv)
{
int c, option_index = 0;
while ((c=getopt_long(argc,argv,"P:?#:Vl:b:B:g:m:dC:p:",
while ((c=getopt_long(argc,argv,"P:?#:Vl:b:B:g:m:dC:p:f:",
long_options,&option_index)) != EOF)
{
switch (c)
......@@ -1301,6 +1317,9 @@ static int parse_args(int argc, char **argv)
case 'p':
manager_pw_file=optarg;
break;
case 'f':
pid_file=optarg;
break;
case 'C':
manager_connect_retries=atoi(optarg);
break;
......@@ -1662,6 +1681,16 @@ static void init_user_hash()
fclose(f);
}
static void init_pid_file()
{
FILE* fp = fopen(pid_file, "w");
if (!fp)
die("Could not open pid file %s", pid_file);
created_pid_file=1;
fprintf(fp, "%d\n", getpid());
fclose(fp);
}
static void init_globals()
{
pthread_attr_t thr_attr;
......@@ -1680,8 +1709,10 @@ static void init_globals()
/* (void) pthread_attr_destroy(&thr_attr); */
}
init_user_hash();
init_pid_file();
loop_th=pthread_self();
signal(SIGPIPE,handle_sigpipe);
signal(SIGTERM,handle_sigterm);
}
static int open_and_dup(int fd,char* path)
......
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