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Merge branch 'release-1.0GA' into firewall

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Conflicts:
	log_manager/log_manager.cc
This commit is contained in:
Markus Makela
2014-12-04 17:13:41 +02:00
parent 0060bbb7df c133a42bbd
commit 12d6d81fa8
37 changed files with 630 additions and 297 deletions
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338
server/MaxScale_template.cnf
View File

@ -1,89 +1,212 @@
## Example MaxScale.cnf configuration file
#
# Example MaxScale.cnf configuration file
# Number of worker threads in MaxScale
#
#
#
# Number of server threads
# Valid options are:
# threads=<number of threads>
#
[maxscale]
threads=1
threads=4
# Define a monitor that can be used to determine the state and role of
## Define a monitor that can be used to determine the state and role of
# the servers.
#
# Valid options for all monitors are:
# Currently valid options for all monitors are:
#
# module=<name of module to load>
# servers=<server name>,<server name>,...
# user =<user name - must have slave replication and
# slave client privileges>
# passwd=<password of the above user, plain text currently>
# monitor_interval=<sampling interval in milliseconds,
# default value is 10000>
# module=[mysqlmon|galeramon]
#
# List of server names which are being monitored
#
# servers=<server name 1>,<server name 2>,...,<server name N>
#
# Username for monitor queries, need slave replication and slave client privileges
# Password in plain text format, and monitor's sampling interval in milliseconds.
#
# user=<username>
# passwd=<plain txt password>
# monitor_interval=<sampling interval in milliseconds> (default 10000)
#
# Timeouts for monitor operations in backend servers - optional.
#
# backend_connect_timeout=<timeout in seconds>
# backend_write_timeout=<timeout in seconds>
# backend_read_timeout=<timeout in seconds>
#
## MySQL monitor-specific options:
#
# Enable detection of replication slaves lag via replication_heartbeat
# table - optional.
#
# detect_replication_lag=[1|0] (default 0)
#
# Allow previous master to be available even in case of stopped or misconfigured
# replication - optional.
#
# detect_stale_master=[1|0] (default 0)
#
## Galera monitor-specific options:
#
# If disable_master_failback is not set, recovery of previously failed master
# causes mastership to be switched back to it. Enabling the option prevents it.
#
# disable_master_failback=[0|1] (default 0)
#
## Examples:
[MySQL Monitor]
type=monitor
module=mysqlmon
servers=server1,server2,server3
user=maxuser
passwd=maxpwd
#
# options for mysql_monitor only
#
# detect_replication_lag=<enable detection of replication slaves lag
# via replication_heartbeat table,
# default value is 0>
# detect_stale_master=<if the replication is stopped or misconfigured
# the previous detected master will be still available
# until monitor or MaxSclale restart,
# default value is 0>
user=myuser
passwd=mypwd
monitor_interval=10000
#backend_connect_timeout=
#backend_read_timeout=
#backend_write_timeout=
#detect_replication_lag=
#detect_stale_master=
# A series of service definition
[Galera Monitor]
type=monitor
module=galeramon
servers=server1,server2,server3
user=myuser
passwd=mypwd
monitor_interval=10000
#disable_master_failback=
## Filter definition
#
# Valid options are:
# Type specifies the section
#
# router=<name of router module>
# servers=<server name>,<server name>,...
# user=<User to fetch password inforamtion with>
# passwd=<Password of the user, plain text currently>
# enable_root_user=<0 or 1, default is 0>
# version_string=<specific string for server handshake,
# default is the MariaDB embedded library version>
#
# use_sql_variables_in=[master|all] (default all)
# router_options=<option[=value]>,<option[=value]>,...
# where value=[master|slave|synced]
# type=filter
#
# Module specifies which module implements the filter function
#
# Read/Write Split Router specific options are:
# module=[qlafilter|regexfilter|topfilter|teefilter]
#
# Options specify the log file for Query Log Filter
#
# options=<path to logfile>
#
# Match and replace are used in regexfilter
#
# match=fetch
# replace=select
#
# Count and filebase are used with topfilter to specify how many top queries are
# listed and where.
#
# count=<count>
# filebase=<path to output file>
#
# Match and service are used by tee filter to specify what queries should be
# duplicated and where the copy should be routed.
#
# match=insert.*HighScore.*values
# service=Cassandra
#
## Examples:
[qla]
type=filter
module=qlafilter
options=/tmp/QueryLog
[fetch]
type=filter
module=regexfilter
match=fetch
replace=select
## A series of service definition
#
# Name of router module, currently valid options are
#
# router=[readconnroute|readwritesplit|debugcli|CLI]
#
# List of server names for use of service - mandatory for readconnroute,
# readwritesplit, and debugcli
#
# servers=<server name 1>,<server name 2>,...,<server name N>
#
# Username to fetch password information with and password in plaintext
# format - for readconnroute and readwritesplit
#
# user=<username>
# passwd=<password in plain text format>
#
# flag for enabling the use of root user - for readconnroute and
# readwritesplite - optional.
#
# enable_root_user=[0|1] (default 0)
#
# Version string to be used in server handshake. Default value is that of
# MariaDB embedded library's - for readconnroute and readwritesplite - optional.
#
# version_string=<specific version string>
#
# Filters specify the filters through which the query is transferred and the
# order of their appearance on the list corresponds the order they are
# used. Values refer to names of filters configured in this file - for
# readconnroute and readwritesplit - optional.
#
# filters=<filter name1|filter name2|...|filter nameN>
#
## Read Connection Router specific router options.
#
# router_options specify the role in which the selected server must be.
#
# router_options=[master|slave|synced]
#
## Read/Write Split Router specific options.
#
# use_sql_variables_in specifies where sql variable modifications are
# routed - optional.
#
# use_sql_variables_in=[master|all] (default all)
#
# router_options=slave_selection_criteria specifies the selection criteria for
# slaves both in new session creation and when route target is selected - optional.
#
# router_options=
# slave_selection_criteria=[LEAST_CURRENT_OPERATIONS|LEAST_BEHIND_MASTER]
#
# max_slave_connections specifies how many slaves a router session can
# connect to - optional.
#
# max_slave_connections=<number, or percentage, of all slaves>
#
# max_slave_replication_lag specifies how much a slave is allowed to be behind
# the master and still become chosen routing target - optional, requires that
# monitor has detect_replication_lag=1 .
#
# max_slave_connections=<exact number or percentage of all slaves>
# max_slave_replication_lag=<allowed lag in seconds for a slave>
# router_options=slave_selection_criteria=[LEAST_CURRENT_OPERATIONS|LEAST_BEHIND_MASTER]
#
#
# Valid router modules currently are:
# readwritesplit, readconnroute and debugcli
# readwritesplit, readconnroute, debugcli and CLI
#
## Examples:
[Read Connection Router]
type=service
router=readconnroute
servers=server1,server2,server3
user=myuser
passwd=mypwd
router_options=slave
[RW Split Router]
type=service
router=readwritesplit
servers=server1,server2,server3
user=maxuser
passwd=maxpwd
use_sql_variables_in=all
max_slave_connections=50%
max_slave_replication_lag=30
router_options=slave_selection_criteria=LEAST_BEHIND_MASTER
[Read Connection Router]
type=service
router=readconnroute
router_options=slave
servers=server1,server2,server3
user=maxuser
passwd=maxpwd
user=myuser
passwd=mypwd
#use_sql_variables_in=
#max_slave_connections=100%
#max_slave_replication_lag=21
#router_options=slave_selection_criteria=
#filters=fetch|qla
[HTTPD Router]
type=service
@ -94,15 +217,44 @@ servers=server1,server2,server3
type=service
router=debugcli
# Listener definitions for the services
[CLI]
type=service
router=CLI
## Listener definitions for the services
#
# Valid options are:
# Type specifies section as listener one
#
# type=listener
#
# Service links the section to one of the service names used in this configuration
#
# service=<name of service section>
#
# Protocol is client protocol library name.
#
# protocol=[MySQLClient|telnetd|HTTPD|maxscaled]
#
# Port and address specify which port the service listens and the address limits
# listening to a specific network interface only. Address is optional.
#
# service=<name of service defined elsewhere>
# protocol=<name of protocol module with which to listen>
# port=<Listening port>
# address=<Address to bind to>
#
# Socket is alternative for address. The specified socket path must be writable
# by the Unix user MaxScale runs as.
#
# socket=<Listening socket>
#
## Examples:
[Read Connection Listener]
type=listener
service=Read Connection Router
protocol=MySQLClient
address=192.168.100.102
port=4008
#socket=/tmp/readconn.sock
[RW Split Listener]
type=listener
@ -111,19 +263,12 @@ protocol=MySQLClient
port=4006
#socket=/tmp/rwsplit.sock
[Read Connection Listener]
type=listener
service=Read Connection Router
protocol=MySQLClient
port=4008
#socket=/tmp/readconn.sock
[Debug Listener]
type=listener
service=Debug Interface
protocol=telnetd
port=4442
#address=127.0.0.1
port=4442
[HTTPD Listener]
type=listener
@ -131,40 +276,51 @@ service=HTTPD Router
protocol=HTTPD
port=6444
# Enable the maxadmin interface to MaxScale
#
# Listen on the default port of 6603 and restrict
# to connections from localhost only.
# Remove the address=localhost entry to enable
# maxadmin connections from any host
[CLI]
type=service
router=cli
[CLI Listener]
type=listener
service=CLI
protocol=maxscaled
address=localhost
#address=localhost
port=6603
# Definition of the servers
## Definition of the servers
#
# Type specifies the section as server one
#
# type=server
#
# The IP address or hostname of the machine running the database server that is
# being defined. MaxScale will use this address to connect to the backend
# database server.
#
# address=<IP|hostname>
#
# The port on which the database listens for incoming connections. MaxScale
# will use this port to connect to the database server.
#
# port=<port>
#
# The name for the protocol module to use to connect MaxScale to the database.
# Currently the only backend protocol supported is the MySQLBackend module.
#
# protocol=MySQLBackend
#
## Examples:
[server1]
type=server
address=127.0.0.1
address=192.168.100.101
port=3000
protocol=MySQLBackend
[server2]
type=server
address=127.0.0.1
port=3001
address=192.168.100.102
port=3000
protocol=MySQLBackend
[server3]
type=server
address=127.0.0.1
port=3002
address=192.168.100.103
port=3000
protocol=MySQLBackend

42
server/core/config.c
View File

@ -590,11 +590,12 @@ int error_count = 0;
}
if (obj->element && options)
{
char *s = strtok(options, ",");
char *lasts;
char *s = strtok_r(options, ",", &lasts);
while (s)
{
filterAddOption(obj->element, s);
s = strtok(NULL, ",");
s = strtok_r(NULL, ",", &lasts);
}
}
if (obj->element)
@ -640,7 +641,8 @@ int error_count = 0;
router = config_get_value(obj->parameters, "router");
if (servers && obj->element)
{
char *s = strtok(servers, ",");
char *lasts;
char *s = strtok_r(servers, ",", &lasts);
while (s)
{
CONFIG_CONTEXT *obj1 = context;
@ -667,7 +669,7 @@ int error_count = 0;
"service '%s'.",
s, obj->object)));
}
s = strtok(NULL, ",");
s = strtok_r(NULL, ",", &lasts);
}
}
else if (servers == NULL && internalService(router) == 0)
@ -681,11 +683,12 @@ int error_count = 0;
}
if (roptions && obj->element)
{
char *s = strtok(roptions, ",");
char *lasts;
char *s = strtok_r(roptions, ",", &lasts);
while (s)
{
serviceAddRouterOption(obj->element, s);
s = strtok(NULL, ",");
s = strtok_r(NULL, ",", &lasts);
}
}
if (filters && obj->element)
@ -818,7 +821,7 @@ int error_count = 0;
obj->element = monitor_alloc(obj->object, module);
if (servers && obj->element)
{
char *s;
char *s, *lasts;
/* if id is not set, compute it now with pid only */
if (gateway.id == 0) {
@ -853,7 +856,7 @@ int error_count = 0;
monitorSetNetworkTimeout(obj->element, MONITOR_WRITE_TIMEOUT, write_timeout);
/* get the servers to monitor */
s = strtok(servers, ",");
s = strtok_r(servers, ",", &lasts);
while (s)
{
CONFIG_CONTEXT *obj1 = context;
@ -880,7 +883,7 @@ int error_count = 0;
"monitor '%s'.",
s, obj->object)));
s = strtok(NULL, ",");
s = strtok_r(NULL, ",", &lasts);
}
}
if (obj->element && user && passwd)
@ -1529,7 +1532,8 @@ SERVER *server;
filters = config_get_value(obj->parameters, "filters");
if (servers && obj->element)
{
char *s = strtok(servers, ",");
char *lasts;
char *s = strtok_r(servers, ",", &lasts);
while (s)
{
CONFIG_CONTEXT *obj1 = context;
@ -1559,17 +1563,18 @@ SERVER *server;
"service '%s'.",
s, obj->object)));
}
s = strtok(NULL, ",");
s = strtok_r(NULL, ",", &lasts);
}
}
if (roptions && obj->element)
{
char *s = strtok(roptions, ",");
char *lasts;
char *s = strtok_r(roptions, ",", &lasts);
serviceClearRouterOptions(obj->element);
while (s)
{
serviceAddRouterOption(obj->element, s);
s = strtok(NULL, ",");
s = strtok_r(NULL, ",", &lasts);
}
}
if (filters && obj->element)
@ -1667,17 +1672,6 @@ static char *service_params[] =
NULL
};
static char *server_params[] =
{
"type",
"address",
"port",
"protocol",
"monitorpw",
"monitoruser",
NULL
};
static char *listener_params[] =
{
"type",

52
server/core/dbusers.c
View File

@ -362,10 +362,11 @@ getDatabases(SERVICE *service, MYSQL *con)
LOGIF(LE, (skygw_log_write_flush(
LOGFILE_ERROR,
"Warning: Loading DB names for service [%s] returned 0 rows."
" SHOW DATABASES grant to user [%s] is required for MaxScale DB Name Authentication",
service->name,
service_user)));
"%s: Unable to load database grant information, MaxScale "
"authentication will proceed without including database "
"permissions. To correct this GRANT select permission "
"on msql.db to the user %s.",
service->name, service_user)));
}
/* free resut set */
@ -622,7 +623,11 @@ getUsers(SERVICE *service, USERS *users)
LOGIF(LE, (skygw_log_write_flush(
LOGFILE_ERROR,
"Error: Loading DB grants failed: GRANT is required on [mysql.db] to user [%s]. Try loading DB users for service [%s] without DB name MaxScale Authentication", service_user, service->name)));
"%s: Unable to load database grant information, MaxScale "
"authentication will proceed without including database "
"permissions. To correct this GRANT select permission "
"on msql.db to the user %s.",
service->name, service_user)));
/* check for root user select */
if(service->enable_root) {
@ -649,8 +654,9 @@ getUsers(SERVICE *service, USERS *users)
LOGIF(LM, (skygw_log_write_flush(
LOGFILE_MESSAGE,
"Loading users from [mysql.user] without DB grants from [mysql.db] for service [%s]."
" MaxScale Authentication with DBname on connect will not work",
"Loading users from [mysql.user] without access to [mysql.db] for "
"service [%s]. MaxScale Authentication with DBname on connect "
"will not consider database grants.",
service->name)));
}
} else {
@ -715,7 +721,23 @@ getUsers(SERVICE *service, USERS *users)
int rc = 0;
char *password = NULL;
if (row[2] != NULL) {
/* detect mysql_old_password (pre 4.1 protocol) */
if (strlen(row[2]) == 16) {
LOGIF(LE, (skygw_log_write_flush(
LOGFILE_ERROR,
"%s: The user %s@%s has on old password in the "
"backend database. MaxScale does not support these "
"old passwords. This user will not be able to connect "
"via MaxScale. Update the users password to correct "
"this.",
service->name,
row[0],
row[1])));
continue;
}
if (strlen(row[2]) > 1)
password = row[2] +1;
else
@ -752,19 +774,20 @@ getUsers(SERVICE *service, USERS *users)
/* Log the user being added with its db grants */
LOGIF(LD, (skygw_log_write_flush(
LOGFILE_DEBUG,
"Added user %s@%s with DB grants on [%s], for service [%s]",
"%s: User %s@%s for database %s added to "
"service user table.",
service->name,
row[0],
row[1],
dbgrant,
service->name)));
dbgrant)));
} else {
/* Log the user being added (without db grants) */
LOGIF(LD, (skygw_log_write_flush(
LOGFILE_DEBUG,
"Added user %s@%s for service [%s]",
"%s: User %s@%s added to service user table.",
service->name,
row[0],
row[1],
service->name)));
row[1])));
}
/* Append data in the memory area for SHA1 digest */
@ -774,7 +797,8 @@ getUsers(SERVICE *service, USERS *users)
} else {
LOGIF(LE, (skygw_log_write_flush(
LOGFILE_ERROR,
"Warning: Failed adding user %s@%s for service [%s]",
"Warning: Failed to add user %s@%s for service [%s]. "
"This user will be unavailable via MaxScale.",
row[0],
row[1],
service->name)));

2
server/core/modutil.c
View File

@ -293,7 +293,7 @@ GWBUF *modutil_create_mysql_err_msg(
const char *msg)
{
uint8_t *outbuf = NULL;
uint8_t mysql_payload_size = 0;
uint32_t mysql_payload_size = 0;
uint8_t mysql_packet_header[4];
uint8_t *mysql_payload = NULL;
uint8_t field_count = 0;

4
server/core/server.c
View File

@ -344,8 +344,10 @@ SERVER_PARAM *param;
}
}
if (server->node_ts > 0) {
struct tm result;
char buf[40];
dcb_printf(dcb, "\tLast Repl Heartbeat:\t%s",
asctime(localtime(&server->node_ts)));
asctime_r(localtime_r((time_t *)(&server->node_ts), &result), buf));
}
if ((param = server->parameters) != NULL)
{

40
server/core/service.c
View File

@ -809,13 +809,16 @@ SERVICE *service;
void
printService(SERVICE *service)
{
SERVER *ptr = service->databases;
int i;
SERVER *ptr = service->databases;
struct tm result;
char time_buf[30];
int i;
printf("Service %p\n", service);
printf("\tService: %s\n", service->name);
printf("\tRouter: %s (%p)\n", service->routerModule, service->router);
printf("\tStarted: %s", asctime(localtime(&service->stats.started)));
printf("\tStarted: %s",
asctime_r(localtime_r(&service->stats.started, &result), time_buf));
printf("\tBackend databases\n");
while (ptr)
{
@ -887,8 +890,10 @@ SERVICE *ptr;
*/
void dprintService(DCB *dcb, SERVICE *service)
{
SERVER *server = service->databases;
int i;
SERVER *server = service->databases;
struct tm result;
char timebuf[30];
int i;
dcb_printf(dcb, "Service %p\n", service);
dcb_printf(dcb, "\tService: %s\n",
@ -898,7 +903,7 @@ int i;
if (service->router)
service->router->diagnostics(service->router_instance, dcb);
dcb_printf(dcb, "\tStarted: %s",
asctime(localtime(&service->stats.started)));
asctime_r(localtime_r(&service->stats.started, &result), timebuf));
dcb_printf(dcb, "\tRoot user access: %s\n",
service->enable_root ? "Enabled" : "Disabled");
if (service->n_filters)
@ -1232,19 +1237,18 @@ bool service_set_param_value (
/*
* Function to find a string in typelib_t
* (similar to find_type() of mysys/typelib.c)
*
* SYNOPSIS
* find_type()
* lib typelib_t
* find String to find
* length Length of string to find
* part_match Allow part matching of value
*
* RETURN
* 0 error
* > 0 position in TYPELIB->type_names +1
*
* SYNOPSIS
* find_type()
* lib typelib_t
* find String to find
* length Length of string to find
* part_match Allow part matching of value
*
* RETURN
* 0 error
* > 0 position in TYPELIB->type_names +1
*/
static int find_type(
typelib_t* tl,
const char* needle,

20
server/core/session.c
View File

@ -465,11 +465,15 @@ int rval = 0;
void
printSession(SESSION *session)
{
struct tm result;
char timebuf[40];
printf("Session %p\n", session);
printf("\tState: %s\n", session_state(session->state));
printf("\tService: %s (%p)\n", session->service->name, session->service);
printf("\tClient DCB: %p\n", session->client);
printf("\tConnected: %s", asctime(localtime(&session->stats.connect)));
printf("\tConnected: %s",
asctime_r(localtime_r(&session->stats.connect, &result), timebuf));
}
/**
@ -566,7 +570,9 @@ int norouter = 0;
void
dprintAllSessions(DCB *dcb)
{
SESSION *ptr;
struct tm result;
char timebuf[40];
SESSION *ptr;
spinlock_acquire(&session_spin);
ptr = allSessions;
@ -578,7 +584,8 @@ SESSION *ptr;
dcb_printf(dcb, "\tClient DCB: %p\n", ptr->client);
if (ptr->client && ptr->client->remote)
dcb_printf(dcb, "\tClient Address: %s\n", ptr->client->remote);
dcb_printf(dcb, "\tConnected: %s", asctime(localtime(&ptr->stats.connect)));
dcb_printf(dcb, "\tConnected: %s",
asctime_r(localtime_r(&ptr->stats.connect, &result), timebuf));
ptr = ptr->next;
}
spinlock_release(&session_spin);
@ -596,7 +603,9 @@ SESSION *ptr;
void
dprintSession(DCB *dcb, SESSION *ptr)
{
int i;
struct tm result;
char buf[30];
int i;
dcb_printf(dcb, "Session %d (%p)\n",ptr->ses_id, ptr);
dcb_printf(dcb, "\tState: %s\n", session_state(ptr->state));
@ -604,7 +613,8 @@ int i;
dcb_printf(dcb, "\tClient DCB: %p\n", ptr->client);
if (ptr->client && ptr->client->remote)
dcb_printf(dcb, "\tClient Address: %s\n", ptr->client->remote);
dcb_printf(dcb, "\tConnected: %s", asctime(localtime(&ptr->stats.connect)));
dcb_printf(dcb, "\tConnected: %s",
asctime_r(localtime_r(&ptr->stats.connect, &result), buf));
if (ptr->n_filters)
{
for (i = 0; i < ptr->n_filters; i++)

4
server/core/test/test_mysql_users.c
View File

@ -231,9 +231,9 @@ int set_and_get_mysql_users_wildcards(char *username, char *hostname, char *pass
service->users = mysql_users;
if (db_from != NULL)
strcpy(data->db, db_from);
strncpy(data->db, db_from,MYSQL_DATABASE_MAXLEN);
else
strcpy(data->db, "");
strncpy(data->db, "",MYSQL_DATABASE_MAXLEN);
/* freed by dcb_free(dcb) */
dcb->data = data;

16
server/modules/filter/mqfilter.c
View File

@ -423,8 +423,8 @@ init_conn(MQ_INSTANCE *my_instance)
*/
char** parse_optstr(char* str, char* tok, int* szstore)
{
char* tk = str;
char** arr;
char *lasts, *tk = str;
char **arr;
int i = 0, size = 1;
while((tk = strpbrk(tk + 1,tok))){
size++;
@ -440,10 +440,10 @@ char** parse_optstr(char* str, char* tok, int* szstore)
}
*szstore = size;
tk = strtok(str,tok);
tk = strtok_r(str,tok, &lasts);
while(tk && i < size){
arr[i++] = strdup(tk);
tk = strtok(NULL,tok);
tk = strtok_r(NULL,tok,&lasts);
}
return arr;
}
@ -1052,7 +1052,8 @@ routeQuery(FILTER *instance, void *session, GWBUF *queue)
for(z = 0;z<tbsz;z++){
if((tmp = strchr(tblnames[z],'.')) != NULL){
tmp = strtok(tblnames[z],".");
char *lasts;
tmp = strtok_r(tblnames[z],".",&lasts);
for(i = 0; i<my_instance->shm_trg->size; i++){
if(strcmp(tmp,my_instance->shm_trg->objects[i]) == 0){
@ -1103,8 +1104,9 @@ routeQuery(FILTER *instance, void *session, GWBUF *queue)
char* tbnm = NULL;
if((strchr(sesstbls[j],'.')) != NULL){
tbnm = strtok(sesstbls[j],".");
tbnm = strtok(NULL,".");
char *lasts;
tbnm = strtok_r(sesstbls[j],".",&lasts);
tbnm = strtok_r(NULL,".",&lasts);
}else{
tbnm = sesstbls[j];
}

1
server/modules/include/mysql_client_server_protocol.h
View File

@ -95,6 +95,7 @@ typedef enum {
MYSQL_AUTH_SENT,
MYSQL_AUTH_RECV,
MYSQL_AUTH_FAILED,
MYSQL_HANDSHAKE_FAILED,
MYSQL_IDLE
} mysql_auth_state_t;

2
server/modules/monitor/mysql_mon.c
View File

@ -752,7 +752,7 @@ int log_no_master = 1;
/* log master detection failure od first master becomes available after failure */
if (root_master && mon_status_changed(root_master) && !(root_master->server->status & SERVER_STALE_STATUS)) {
if (root_master->pending_status & (SERVER_MASTER)) {
if (!(root_master->mon_prev_status & SERVER_STALE_STATUS)) {
if (!(root_master->mon_prev_status & SERVER_STALE_STATUS) && !(root_master->server->status & SERVER_MAINT)) {
LOGIF(LE, (skygw_log_write_flush(
LOGFILE_ERROR,
"Info: A Master Server is now available: %s:%i",

4
server/modules/protocol/maxscaled.c
View File

@ -374,8 +374,8 @@ int rc;
rc = listen(listener->fd, SOMAXCONN);
if (rc == 0) {
LOGIF(LD, (skygw_log_write(
LOGFILE_DEBUG,
LOGIF(LM, (skygw_log_write(
LOGFILE_MESSAGE,
"Listening maxscale connections at %s\n",
config)));
} else {

85
server/modules/protocol/mysql_backend.c
View File

@ -211,12 +211,13 @@ static int gw_read_backend_event(DCB *dcb) {
/** Read cached backend handshake */
if (gw_read_backend_handshake(backend_protocol) != 0)
{
backend_protocol->protocol_auth_state = MYSQL_AUTH_FAILED;
backend_protocol->protocol_auth_state = MYSQL_HANDSHAKE_FAILED;
LOGIF(LD, (skygw_log_write(
LOGFILE_DEBUG,
"%lu [gw_read_backend_event] after "
"gw_read_backend_handshake, fd %d, "
"state = MYSQL_AUTH_FAILED.",
"state = MYSQL_HANDSHAKE_FAILED.",
pthread_self(),
backend_protocol->owner_dcb->fd)));
}
@ -256,6 +257,7 @@ static int gw_read_backend_event(DCB *dcb) {
* -- handle a previous handshake error
*/
if (backend_protocol->protocol_auth_state == MYSQL_AUTH_RECV ||
backend_protocol->protocol_auth_state == MYSQL_HANDSHAKE_FAILED ||
backend_protocol->protocol_auth_state == MYSQL_AUTH_FAILED)
{
spinlock_acquire(&dcb->authlock);
@ -264,6 +266,7 @@ static int gw_read_backend_event(DCB *dcb) {
CHK_PROTOCOL(backend_protocol);
if (backend_protocol->protocol_auth_state == MYSQL_AUTH_RECV ||
backend_protocol->protocol_auth_state == MYSQL_HANDSHAKE_FAILED ||
backend_protocol->protocol_auth_state == MYSQL_AUTH_FAILED)
{
ROUTER_OBJECT *router = NULL;
@ -286,7 +289,7 @@ static int gw_read_backend_event(DCB *dcb) {
if (backend_protocol->protocol_auth_state == MYSQL_AUTH_RECV)
{
/**
* Read backed's reply to authentication message
* Read backend's reply to authentication message
*/
receive_rc =
gw_receive_backend_auth(backend_protocol);
@ -340,7 +343,8 @@ static int gw_read_backend_event(DCB *dcb) {
} /* switch */
}
if (backend_protocol->protocol_auth_state == MYSQL_AUTH_FAILED)
if (backend_protocol->protocol_auth_state == MYSQL_AUTH_FAILED ||
backend_protocol->protocol_auth_state == MYSQL_HANDSHAKE_FAILED)
{
/**
* protocol state won't change anymore,
@ -362,7 +366,9 @@ static int gw_read_backend_event(DCB *dcb) {
bool succp;
/* try reload users' table for next connection */
service_refresh_users(dcb->session->service);
if (backend_protocol->protocol_auth_state == MYSQL_AUTH_FAILED) {
service_refresh_users(dcb->session->service);
}
#if defined(SS_DEBUG)
LOGIF(LD, (skygw_log_write(
LOGFILE_DEBUG,
@ -428,7 +434,7 @@ static int gw_read_backend_event(DCB *dcb) {
spinlock_release(&dcb->authlock);
} /* MYSQL_AUTH_RECV || MYSQL_AUTH_FAILED */
} /* MYSQL_AUTH_RECV || MYSQL_AUTH_FAILED || MYSQL_HANDSHAKE_FAILED */
/* reading MySQL command output from backend and writing to the client */
{
@ -552,7 +558,7 @@ static int gw_read_backend_event(DCB *dcb) {
{
client_protocol = SESSION_PROTOCOL(dcb->session,
MySQLProtocol);
if (client_protocol != NULL)
if (client_protocol != NULL)
{
CHK_PROTOCOL(client_protocol);
@ -693,6 +699,7 @@ gw_MySQLWrite_backend(DCB *dcb, GWBUF *queue)
* return 1.
*/
switch (backend_protocol->protocol_auth_state) {
case MYSQL_HANDSHAKE_FAILED:
case MYSQL_AUTH_FAILED:
{
size_t len;
@ -823,18 +830,22 @@ static int gw_error_backend_event(DCB *dcb)
*/
if (dcb->state != DCB_STATE_POLLING)
{
int error, len;
char buf[100];
int error, len;
char buf[100];
len = sizeof(error);
if (getsockopt(dcb->fd, SOL_SOCKET, SO_ERROR, &error, &len) == 0)
{
strerror_r(error, buf, 100);
LOGIF(LE, (skygw_log_write_flush(
LOGFILE_ERROR,
"DCB in state %s got error '%s'.",
gw_dcb_state2string(dcb->state),
buf)));
if (error != 0)
{
strerror_r(error, buf, 100);
LOGIF(LE, (skygw_log_write_flush(
LOGFILE_ERROR,
"DCB in state %s got error '%s'.",
STRDCBSTATE(dcb->state),
buf)));
}
}
return 1;
}
@ -862,18 +873,21 @@ static int gw_error_backend_event(DCB *dcb)
if (ses_state != SESSION_STATE_ROUTER_READY)
{
int error, len;
char buf[100];
int error, len;
char buf[100];
len = sizeof(error);
if (getsockopt(dcb->fd, SOL_SOCKET, SO_ERROR, &error, &len) == 0)
{
strerror_r(error, buf, 100);
LOGIF(LE, (skygw_log_write_flush(
LOGFILE_ERROR,
"Error '%s' in session that is not ready for routing.",
buf)));
}
if (error != 0)
{
strerror_r(error, buf, 100);
LOGIF(LE, (skygw_log_write_flush(
LOGFILE_ERROR,
"Error '%s' in session that is not ready for routing.",
buf)));
}
}
gwbuf_free(errbuf);
goto retblock;
}
@ -1065,18 +1079,21 @@ gw_backend_hangup(DCB *dcb)
if (ses_state != SESSION_STATE_ROUTER_READY)
{
int error, len;
char buf[100];
int error, len;
char buf[100];
len = sizeof(error);
if (getsockopt(dcb->fd, SOL_SOCKET, SO_ERROR, &error, &len) == 0)
{
strerror_r(error, buf, 100);
LOGIF(LE, (skygw_log_write_flush(
LOGFILE_ERROR,
"Hangup in session that is not ready for routing, "
"Error reported is '%s'.",
buf)));
if (error != 0)
{
strerror_r(error, buf, 100);
LOGIF(LE, (skygw_log_write_flush(
LOGFILE_ERROR,
"Hangup in session that is not ready for routing, "
"Error reported is '%s'.",
buf)));
}
}
gwbuf_free(errbuf);
goto retblock;
@ -1312,7 +1329,7 @@ static int gw_change_user(
/* now get the user, after 4 bytes header and 1 byte command */
client_auth_packet += 5;
strcpy(username, (char *)client_auth_packet);
strncpy(username, (char *)client_auth_packet,MYSQL_USER_MAXLEN);
client_auth_packet += strlen(username) + 1;
/* get the auth token len */
@ -1333,7 +1350,7 @@ static int gw_change_user(
}
/* get new database name */
strcpy(database, (char *)client_auth_packet);
strncpy(database, (char *)client_auth_packet,MYSQL_DATABASE_MAXLEN);
/* get character set */
if (strlen(database)) {
@ -1346,7 +1363,7 @@ static int gw_change_user(
memcpy(&backend_protocol->charset, client_auth_packet, sizeof(int));
/* save current_database name */
strcpy(current_database, current_session->db);
strncpy(current_database, current_session->db,MYSQL_DATABASE_MAXLEN);
/*
* Now clear database name in dcb as we don't do local authentication on db name for change user.

25
server/modules/protocol/mysql_common.c
View File

@ -214,12 +214,12 @@ int gw_read_backend_handshake(
if (h_len <= 4) {
/* log error this exit point */
conn->protocol_auth_state = MYSQL_AUTH_FAILED;
conn->protocol_auth_state = MYSQL_HANDSHAKE_FAILED;
LOGIF(LD, (skygw_log_write(
LOGFILE_DEBUG,
"%lu [gw_read_backend_handshake] after "
"dcb_read, fd %d, "
"state = MYSQL_AUTH_FAILED.",
"state = MYSQL_HANDSHAKE_FAILED.",
dcb->fd,
pthread_self())));
@ -232,6 +232,8 @@ int gw_read_backend_handshake(
uint16_t errcode = MYSQL_GET_ERRCODE(payload);
char* bufstr = strndup(&((char *)payload)[7], len-3);
conn->protocol_auth_state = MYSQL_HANDSHAKE_FAILED;
LOGIF(LD, (skygw_log_write(
LOGFILE_DEBUG,
"%lu [gw_receive_backend_auth] Invalid "
@ -261,12 +263,14 @@ int gw_read_backend_handshake(
* data in buffer less than expected in the
* packet. Log error this exit point
*/
conn->protocol_auth_state = MYSQL_AUTH_FAILED;
conn->protocol_auth_state = MYSQL_HANDSHAKE_FAILED;
LOGIF(LD, (skygw_log_write(
LOGFILE_DEBUG,
"%lu [gw_read_backend_handshake] after "
"gw_mysql_get_byte3, fd %d, "
"state = MYSQL_AUTH_FAILED.",
"state = MYSQL_HANDSHAKE_FAILED.",
pthread_self(),
dcb->fd,
pthread_self())));
@ -285,12 +289,13 @@ int gw_read_backend_handshake(
* we cannot continue
* log error this exit point
*/
conn->protocol_auth_state = MYSQL_AUTH_FAILED;
conn->protocol_auth_state = MYSQL_HANDSHAKE_FAILED;
LOGIF(LD, (skygw_log_write(
LOGFILE_DEBUG,
"%lu [gw_read_backend_handshake] after "
"gw_decode_mysql_server_handshake, fd %d, "
"state = MYSQL_AUTH_FAILED.",
"state = MYSQL_HANDSHAKE_FAILED.",
pthread_self(),
conn->owner_dcb->fd,
pthread_self())));
@ -577,8 +582,8 @@ int gw_send_authentication_to_backend(
dcb = conn->owner_dcb;
final_capabilities = gw_mysql_get_byte4((uint8_t *)&server_capabilities);
/** Copy client's flags to backend */
final_capabilities |= conn->client_capabilities;
/** Copy client's flags to backend but with the known capabilities mask */
final_capabilities |= (conn->client_capabilities & GW_MYSQL_CAPABILITIES_CLIENT);
/* get charset the client sent and use it for connection auth */
charset = conn->charset;
@ -964,7 +969,7 @@ GWBUF* mysql_create_custom_error(
const char* msg)
{
uint8_t* outbuf = NULL;
uint8_t mysql_payload_size = 0;
uint32_t mysql_payload_size = 0;
uint8_t mysql_packet_header[4];
uint8_t* mysql_payload = NULL;
uint8_t field_count = 0;
@ -1574,7 +1579,7 @@ mysql_send_auth_error (
const char *mysql_message)
{
uint8_t *outbuf = NULL;
uint8_t mysql_payload_size = 0;
uint32_t mysql_payload_size = 0;
uint8_t mysql_packet_header[4];
uint8_t *mysql_payload = NULL;
uint8_t field_count = 0;

61
server/modules/routing/readwritesplit/readwritesplit.c
View File

@ -1212,24 +1212,27 @@ static bool get_dcb(
* backend and update assign it to new candidate if
* necessary.
*/
else if (max_rlag == MAX_RLAG_UNDEFINED ||
else if (SERVER_IS_SLAVE(b->backend_server))
{
if (max_rlag == MAX_RLAG_UNDEFINED ||
(b->backend_server->rlag != MAX_RLAG_NOT_AVAILABLE &&
b->backend_server->rlag <= max_rlag))
{
candidate_bref = check_candidate_bref(
candidate_bref,
&backend_ref[i],
rses->rses_config.rw_slave_select_criteria);
}
else
{
LOGIF(LT, (skygw_log_write(
LOGFILE_TRACE,
"Server %s:%d is too much behind the "
"master, %d s. and can't be chosen.",
b->backend_server->name,
b->backend_server->port,
b->backend_server->rlag)));
{
candidate_bref = check_candidate_bref(
candidate_bref,
&backend_ref[i],
rses->rses_config.rw_slave_select_criteria);
}
else
{
LOGIF(LT, (skygw_log_write(
LOGFILE_TRACE,
"Server %s:%d is too much behind the "
"master, %d s. and can't be chosen.",
b->backend_server->name,
b->backend_server->port,
b->backend_server->rlag)));
}
}
} /*< for */
/** Assign selected DCB's pointer value */
@ -1473,6 +1476,12 @@ static route_target_t get_route_target (
QUERY_IS_TYPE(qtype, QUERY_TYPE_UNKNOWN)));
target = TARGET_MASTER;
}
#if defined(SS_EXTRA_DEBUG)
LOGIF(LT, (skygw_log_write(
LOGFILE_TRACE,
"Selected target \"%s\"",
STRTARGET(target))));
#endif
return target;
}
@ -2106,7 +2115,7 @@ static int routeQuery(
rlag_max)));
}
}
}
}
else if (TARGET_IS_SLAVE(route_target))
{
btype = BE_SLAVE;
@ -2125,6 +2134,14 @@ static int routeQuery(
rlag_max);
if (succp)
{
#if defined(SS_EXTRA_DEBUG)
LOGIF(LT, (skygw_log_write(LOGFILE_TRACE,
"Found DCB for slave.")));
#endif
ss_dassert(get_bref_from_dcb(router_cli_ses, target_dcb) !=
router_cli_ses->rses_master_ref);
ss_dassert(get_root_master_bref(router_cli_ses) ==
router_cli_ses->rses_master_ref);
atomic_add(&inst->stats.n_slave, 1);
}
else
@ -2189,7 +2206,7 @@ static int routeQuery(
LOGIF(LT, (skygw_log_write(
LOGFILE_TRACE,
"Route query to %s\t%s:%d <",
"Route query to %s \t%s:%d <",
(SERVER_IS_MASTER(bref->bref_backend->backend_server) ?
"master" : "slave"),
bref->bref_backend->backend_server->name,
@ -3933,12 +3950,12 @@ static bool route_session_write(
{
LOGIF(LT, (skygw_log_write(
LOGFILE_TRACE,
"Route query to %s\t%s:%d%s",
"Route query to %s \t%s:%d%s",
(SERVER_IS_MASTER(backend_ref[i].bref_backend->backend_server) ?
"master" : "slave"),
backend_ref[i].bref_backend->backend_server->name,
backend_ref[i].bref_backend->backend_server->port,
(i+1==router_cli_ses->rses_nbackends ? " <" : ""))));
(i+1==router_cli_ses->rses_nbackends ? " <" : " "))));
}
if (BREF_IS_IN_USE((&backend_ref[i])))
@ -3988,12 +4005,12 @@ static bool route_session_write(
{
LOGIF(LT, (skygw_log_write(
LOGFILE_TRACE,
"Route query to %s\t%s:%d%s",
"Route query to %s \t%s:%d%s",
(SERVER_IS_MASTER(backend_ref[i].bref_backend->backend_server) ?
"master" : "slave"),
backend_ref[i].bref_backend->backend_server->name,
backend_ref[i].bref_backend->backend_server->port,
(i+1==router_cli_ses->rses_nbackends ? " <" : ""))));
(i+1==router_cli_ses->rses_nbackends ? " <" : " "))));
}
scur = backend_ref_get_sescmd_cursor(&backend_ref[i]);

2
server/modules/routing/readwritesplit/test/rwsplit.sh
View File

@ -1,4 +1,4 @@
#!/bin/sh
#!/bin/bash
NARGS=7
TLOG=$1
THOST=$2