Commit a14542a6 authored by unknown's avatar unknown

Merge work:/home/bk/mysql-4.0

into mysql.sashanet.com:/home/sasha/src/bk/mysql-4.0


BitKeeper/etc/logging_ok:
  Logging to logging@openlogging.org accepted
parents 3fc15fd3 ecba7868
tonu@hundin.mysql.fi
sasha@mysql.sashanet.com
......@@ -42,7 +42,8 @@ enum enum_server_command {COM_SLEEP,COM_QUIT,COM_INIT_DB,COM_QUERY,
COM_PROCESS_INFO,COM_CONNECT,COM_PROCESS_KILL,
COM_DEBUG,COM_PING,COM_TIME,COM_DELAYED_INSERT,
COM_CHANGE_USER, COM_BINLOG_DUMP,
COM_TABLE_DUMP, COM_CONNECT_OUT};
COM_TABLE_DUMP, COM_CONNECT_OUT,
COM_REGISTER_SLAVE};
#define NOT_NULL_FLAG 1 /* Field can't be NULL */
#define PRI_KEY_FLAG 2 /* Field is part of a primary key */
......
......@@ -520,6 +520,8 @@ start_slave()
--tmpdir=$MYSQL_TMP_DIR \
--language=english \
--skip-innodb --skip-slave-start \
--report-host=127.0.0.1 --report-user=root \
--report-port=$SLAVE_MYPORT \
$SMALL_SERVER \
$EXTRA_SLAVE_OPT $EXTRA_SLAVE_MYSQLD_OPT"
if [ x$DO_DDD = x1 ]
......
......@@ -2,6 +2,8 @@ n
2000
2001
2002
Server_id Host User Password Port
2 127.0.0.1 root 9307
id created
1 1970-01-01 06:25:45
id created
......
......@@ -11,6 +11,7 @@ use test;
sync_with_master;
select * from t1;
connection master;
show slave hosts;
drop table t1;
save_master_pos;
connection slave;
......
......@@ -520,7 +520,7 @@ extern pthread_mutex_t LOCK_mysql_create_db,LOCK_Acl,LOCK_open,
LOCK_thread_count,LOCK_mapped_file,LOCK_user_locks, LOCK_status,
LOCK_grant, LOCK_error_log, LOCK_delayed_insert,
LOCK_delayed_status, LOCK_delayed_create, LOCK_crypt, LOCK_timezone,
LOCK_binlog_update, LOCK_slave, LOCK_server_id;
LOCK_binlog_update, LOCK_slave, LOCK_server_id, LOCK_slave_list;
extern pthread_cond_t COND_refresh,COND_thread_count, COND_binlog_update,
COND_slave_stopped, COND_slave_start;
extern pthread_attr_t connection_attrib;
......
......@@ -20,6 +20,7 @@
#include <my_dir.h>
#include "sql_acl.h"
#include "slave.h"
#include "sql_repl.h"
#include "stacktrace.h"
#ifdef HAVE_BERKELEY_DB
#include "ha_berkeley.h"
......@@ -277,9 +278,12 @@ volatile ulong cached_thread_count=0;
// replication parameters, if master_host is not NULL, we are a slave
my_string master_user = (char*) "test", master_password = 0, master_host=0,
master_info_file = (char*) "master.info";
my_string report_user = (char*) "test", report_password = 0, report_host=0;
const char *localhost=LOCAL_HOST;
const char *delayed_user="DELAYED";
uint master_port = MYSQL_PORT, master_connect_retry = 60;
uint report_port = MYSQL_PORT;
ulong max_tmp_tables,max_heap_table_size;
ulong bytes_sent = 0L, bytes_received = 0L;
......@@ -341,7 +345,7 @@ pthread_mutex_t LOCK_mysql_create_db, LOCK_Acl, LOCK_open, LOCK_thread_count,
LOCK_delayed_insert, LOCK_delayed_status, LOCK_delayed_create,
LOCK_crypt, LOCK_bytes_sent, LOCK_bytes_received,
LOCK_binlog_update, LOCK_slave, LOCK_server_id,
LOCK_user_conn;
LOCK_user_conn, LOCK_slave_list;
pthread_cond_t COND_refresh,COND_thread_count,COND_binlog_update,
COND_slave_stopped, COND_slave_start;
......@@ -695,6 +699,7 @@ void clean_up(bool print_message)
bitmap_free(&temp_pool);
free_max_user_conn();
end_slave();
end_slave_list();
#ifndef __WIN__
if (!opt_bootstrap)
(void) my_delete(pidfile_name,MYF(0)); // This may not always exist
......@@ -1685,6 +1690,7 @@ int main(int argc, char **argv)
randominit(&sql_rand,(ulong) start_time,(ulong) start_time/2);
reset_floating_point_exceptions();
init_thr_lock();
init_slave_list();
/* Fix varibles that are base 1024*1024 */
myisam_max_temp_length= (my_off_t) min(((ulonglong) myisam_max_sort_file_size)*1024*1024, (ulonglong) MAX_FILE_SIZE);
......@@ -2479,7 +2485,8 @@ enum options {
OPT_TEMP_POOL, OPT_DO_PSTACK, OPT_TX_ISOLATION,
OPT_GEMINI_FLUSH_LOG, OPT_GEMINI_RECOVER,
OPT_GEMINI_UNBUFFERED_IO, OPT_SKIP_SAFEMALLOC,
OPT_SKIP_STACK_TRACE
OPT_SKIP_STACK_TRACE, OPT_REPORT_HOST,
OPT_REPORT_USER, OPT_REPORT_PASSWORD, OPT_REPORT_PORT
};
static struct option long_options[] = {
......@@ -2587,6 +2594,12 @@ static struct option long_options[] = {
(int) OPT_REPLICATE_WILD_IGNORE_TABLE},
{"replicate-rewrite-db", required_argument, 0,
(int) OPT_REPLICATE_REWRITE_DB},
// In replication, we may need to tell the other servers how to connect
// to us
{"report-host", required_argument, 0, (int) OPT_REPORT_HOST},
{"report-user", required_argument, 0, (int) OPT_REPORT_USER},
{"report-password", required_argument, 0, (int) OPT_REPORT_PASSWORD},
{"report-port", required_argument, 0, (int) OPT_REPORT_PORT},
{"safe-mode", no_argument, 0, (int) OPT_SAFE},
{"safe-show-database", no_argument, 0, (int) OPT_SAFE_SHOW_DB},
{"socket", required_argument, 0, (int) OPT_SOCKET},
......@@ -3712,6 +3725,18 @@ static void get_options(int argc,char **argv)
case OPT_MASTER_PORT:
master_port= atoi(optarg);
break;
case OPT_REPORT_HOST:
report_host=optarg;
break;
case OPT_REPORT_USER:
report_user=optarg;
break;
case OPT_REPORT_PASSWORD:
report_password=optarg;
break;
case OPT_REPORT_PORT:
report_port= atoi(optarg);
break;
case OPT_MASTER_CONNECT_RETRY:
master_connect_retry= atoi(optarg);
break;
......
......@@ -569,6 +569,52 @@ error:
return 1;
}
int register_slave_on_master(MYSQL* mysql)
{
String packet;
uint len;
char buf[4];
if(!report_host)
return 0;
int4store(buf, server_id);
packet.append(buf, 4);
len = strlen(report_host);
packet.append((char)(uchar)len);
packet.append(report_host, len);
len = strlen(report_user);
packet.append((char)(uchar)len);
packet.append(report_user, len);
if(report_password)
{
len = strlen(report_password);
packet.append((char)(uchar)len);
packet.append(report_password, len);
}
else
{
packet.append((char)0);
}
int2store(buf, (uint16)report_port);
packet.append(buf, 2);
if(mc_simple_command(mysql, COM_REGISTER_SLAVE, (char*)packet.ptr(),
packet.length(), 0))
{
sql_print_error("Error on COM_REGISTER_SLAVE: '%s'",
mc_mysql_error(mysql));
return 1;
}
return 0;
}
int show_master_info(THD* thd)
{
DBUG_ENTER("show_master_info");
......@@ -1246,6 +1292,12 @@ pthread_handler_decl(handle_slave,arg __attribute__((unused)))
goto err;
}
// register ourselves with the master
// if fails, this is not fatal - we just print the error message and go
// on with life
thd->proc_info = "Registering slave on master";
register_slave_on_master(mysql);
while (!slave_killed(thd))
{
thd->proc_info = "Requesting binlog dump";
......
......@@ -66,6 +66,7 @@ typedef struct st_table_rule_ent
#define TABLE_RULE_ARR_SIZE 16
int flush_master_info(MASTER_INFO* mi);
int register_slave_on_master(MYSQL* mysql);
int mysql_table_dump(THD* thd, const char* db,
const char* tbl_name, int fd = -1);
......@@ -117,9 +118,9 @@ extern int disconnect_slave_event_count, abort_slave_event_count ;
#endif
// the master variables are defaults read from my.cnf or command line
extern uint master_port, master_connect_retry;
extern uint master_port, master_connect_retry, report_port;
extern my_string master_user, master_password, master_host,
master_info_file;
master_info_file, report_user, report_host, report_password;
extern I_List<i_string> replicate_do_db, replicate_ignore_db;
extern I_List<i_string_pair> replicate_rewrite_db;
......
......@@ -54,7 +54,8 @@ enum enum_sql_command {
SQLCOM_RENAME_TABLE, SQLCOM_BACKUP_TABLE, SQLCOM_RESTORE_TABLE,
SQLCOM_RESET, SQLCOM_PURGE, SQLCOM_SHOW_BINLOGS,
SQLCOM_SHOW_OPEN_TABLES, SQLCOM_LOAD_MASTER_DATA,
SQLCOM_HA_OPEN, SQLCOM_HA_CLOSE, SQLCOM_HA_READ
SQLCOM_HA_OPEN, SQLCOM_HA_CLOSE, SQLCOM_HA_READ,
SQLCOM_SHOW_SLAVE_HOSTS
};
enum lex_states { STATE_START, STATE_CHAR, STATE_IDENT,
......
......@@ -53,7 +53,7 @@ const char *command_name[]={
"Sleep", "Quit", "Init DB", "Query", "Field List", "Create DB",
"Drop DB", "Refresh", "Shutdown", "Statistics", "Processlist",
"Connect","Kill","Debug","Ping","Time","Delayed_insert","Change user",
"Binlog Dump","Table Dump", "Connect Out"
"Binlog Dump","Table Dump", "Connect Out", "Register Slave"
};
bool volatile abort_slave = 0;
......@@ -766,6 +766,14 @@ bool dispatch_command(enum enum_server_command command, THD *thd,
if (!mysql_change_db(thd,packet))
mysql_log.write(thd,command,"%s",thd->db);
break;
case COM_REGISTER_SLAVE:
{
if(register_slave(thd, (uchar*)packet, packet_length))
send_error(&thd->net);
else
send_ok(&thd->net);
break;
}
case COM_TABLE_DUMP:
{
slow_command = TRUE;
......@@ -1163,6 +1171,13 @@ mysql_execute_command(void)
res = purge_master_logs(thd, lex->to_log);
break;
}
case SQLCOM_SHOW_SLAVE_HOSTS:
{
if(check_access(thd, FILE_ACL, any_db))
goto error;
res = show_slave_hosts(thd);
break;
}
case SQLCOM_BACKUP_TABLE:
{
if (check_db_used(thd,tables) ||
......
......@@ -25,9 +25,39 @@
#include <thr_alarm.h>
#include <my_dir.h>
#define SLAVE_LIST_CHUNK 128
extern const char* any_db;
extern pthread_handler_decl(handle_slave,arg);
HASH slave_list;
static uint32* slave_list_key(SLAVE_INFO* si, uint* len,
my_bool not_used __attribute__((unused)))
{
*len = 4;
return &si->server_id;
}
static void slave_info_free(void *s)
{
my_free((byte*)s, MYF(MY_WME));
}
void init_slave_list()
{
hash_init(&slave_list, SLAVE_LIST_CHUNK, 0, 0,
(hash_get_key) slave_list_key, slave_info_free, 0);
pthread_mutex_init(&LOCK_slave_list, MY_MUTEX_INIT_FAST);
}
void end_slave_list()
{
pthread_mutex_lock(&LOCK_slave_list);
hash_free(&slave_list);
pthread_mutex_unlock(&LOCK_slave_list);
pthread_mutex_destroy(&LOCK_slave_list);
}
static int fake_rotate_event(NET* net, String* packet, char* log_file_name,
const char**errmsg)
......@@ -56,6 +86,55 @@ static int fake_rotate_event(NET* net, String* packet, char* log_file_name,
return 0;
}
int register_slave(THD* thd, uchar* packet, uint packet_length)
{
uint len;
SLAVE_INFO* si, *old_si;
int res = 1;
uchar* p = packet, *p_end = packet + packet_length;
if(check_access(thd, FILE_ACL, any_db))
return 1;
if(!(si = (SLAVE_INFO*)my_malloc(sizeof(SLAVE_INFO), MYF(MY_WME))))
goto err;
si->server_id = uint4korr(p);
p += 4;
len = (uint)*p++;
if(p + len > p_end || len > sizeof(si->host) - 1)
goto err;
memcpy(si->host, p, len);
si->host[len] = 0;
p += len;
len = *p++;
if(p + len > p_end || len > sizeof(si->user) - 1)
goto err;
memcpy(si->user, p, len);
si->user[len] = 0;
p += len;
len = *p++;
if(p + len > p_end || len > sizeof(si->password) - 1)
goto err;
memcpy(si->password, p, len);
si->password[len] = 0;
p += len;
si->port = uint2korr(p);
pthread_mutex_lock(&LOCK_slave_list);
if((old_si = (SLAVE_INFO*)hash_search(&slave_list,
(byte*)&si->server_id, 4)))
hash_delete(&slave_list, (byte*)old_si);
res = hash_insert(&slave_list, (byte*)si);
pthread_mutex_unlock(&LOCK_slave_list);
return res;
err:
if(si)
my_free((byte*)si, MYF(MY_WME));
return res;
}
static int send_file(THD *thd)
{
......@@ -742,6 +821,44 @@ void reset_master()
}
int show_slave_hosts(THD* thd)
{
DBUG_ENTER("show_slave_hosts");
List<Item> field_list;
field_list.push_back(new Item_empty_string("Server_id", 20));
field_list.push_back(new Item_empty_string("Host", 20));
field_list.push_back(new Item_empty_string("User",20));
field_list.push_back(new Item_empty_string("Password",20));
field_list.push_back(new Item_empty_string("Port",20));
if(send_fields(thd, field_list, 1))
DBUG_RETURN(-1);
String* packet = &thd->packet;
uint i;
NET* net = &thd->net;
pthread_mutex_lock(&LOCK_slave_list);
for(i = 0; i < slave_list.records; ++i)
{
SLAVE_INFO* si = (SLAVE_INFO*)hash_element(&slave_list, i);
packet->length(0);
net_store_data(packet, si->server_id);
net_store_data(packet, si->host);
net_store_data(packet, si->user);
net_store_data(packet, si->password);
net_store_data(packet, (uint)si->port);
if(my_net_write(net, (char*)packet->ptr(), packet->length()))
{
pthread_mutex_unlock(&LOCK_slave_list);
DBUG_RETURN(-1);
}
}
pthread_mutex_unlock(&LOCK_slave_list);
send_eof(net);
DBUG_RETURN(0);
}
int show_binlog_info(THD* thd)
{
DBUG_ENTER("show_binlog_info");
......
......@@ -3,6 +3,16 @@
#include "slave.h"
typedef struct st_slave_info
{
uint32 server_id;
char host[HOSTNAME_LENGTH+1];
char user[USERNAME_LENGTH+1];
char password[HASH_PASSWORD_LENGTH+1];
uint16 port;
} SLAVE_INFO;
extern HASH slave_list;
extern char* master_host;
extern my_string opt_bin_logname, master_info_file;
extern uint32 server_id;
......@@ -17,8 +27,12 @@ int stop_slave(THD* thd = 0, bool net_report = 1);
int load_master_data(THD* thd);
int connect_to_master(THD *thd, MYSQL* mysql, MASTER_INFO* mi);
int change_master(THD* thd);
int show_slave_hosts(THD* thd);
void reset_slave();
void reset_master();
void init_slave_list();
void end_slave_list();
int register_slave(THD* thd, uchar* packet, uint packet_length);
int purge_master_logs(THD* thd, const char* to_log);
bool log_in_use(const char* log_name);
void adjust_linfo_offsets(my_off_t purge_offset);
......
......@@ -2247,6 +2247,10 @@ show_param:
{
Lex->sql_command = SQLCOM_SHOW_BINLOGS;
}
| SLAVE HOSTS_SYM
{
Lex->sql_command = SQLCOM_SHOW_SLAVE_HOSTS;
}
| keys_or_index FROM table_ident opt_db
{
Lex->sql_command= SQLCOM_SHOW_KEYS;
......
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