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Backport of WL#798 (MySQL IPv6 support) from 6.0.

Browse Source 
The following 6.0 revisions were analyzed:
  - sp1r-brian@zim.(none)-20071228102738-21894
  - sp1r-brian@zim.(none)-20071228121841-56447
  - sp1r-brian@zim.(none)-20071228205403-56423
  - sp1r-brian@zim.(none)-20071228221139-55341
  - sp1r-brian@zim.(none)-20071228233443-55352
  - sp1r-brian@zim.(none)-20071229094527-61763
  - sp1r-brian@zim.(none)-20071230203739-61746
  - sp1r-brian@zim.(none)-20080102213805-61741
  - sp1r-brian@zim.(none)-20080103201041-61746
  - sp1r-brian@zim.(none)-20080104234927-59875
  - sp1r-brian@zim.(none)-20080105005827-59874
  - sp1r-brian@zim.(none)-20080105012020-59865
  - sp1r-brian@zim.(none)-20080106003858-59857
  - sp1r-brian@zim.(none)-20080123195552-31680
  - sp1r-brian@zim.(none)-20080124201848-29999
  - sp1r-brian@zim.(none)-20080129075144-36991
  - sp1r-cbell/Chuck@mysql_cab_desk.-20080215041806-21954
  - sp1r-vvaintroub@wva.-20080212124547-06272
  - sp1r-dfischer/mysqldev@mysql.com/production.mysql.com-20071223184258-15140
  - sp1r-brian@zim.(none)-20080206122216-35774
  - sp1r-baker@bk-internal.mysql.com-20080209005622-35947
  - sp1r-baker@bk-internal.mysql.com-20080224215608-24613
  - sp1r-baker@bk-internal.mysql.com-20080307170710-63543
  - sp1r-baker@bk-internal.mysql.com-20080312233205-13069
  - sp1r-Reggie@core.-20080402175211-28643
  - kpettersson@mysql.com-20080901101150-4ne74r8v0492vv42
  - alik@sun.com-20090805173811-9fzt0ymcp9tsvn7k
  - alik@sun.com-20090805173937-fcv1fdveodq5x9gb
  - alik@sun.com-20090805175009-g1od16i3t1xkw2qr
  - kostja@sun.com-20090805200643-j9i4fy7ii8ijho5c
  - alik@sun.com-20090807195303-j4fb5m4l1dgdahwo
  - alik@sun.com-20090808114848-3rkzr9kifrijzaqy
  - alik@sun.com-20090810041739-ugmx34h34uid8mox
  - alik@sun.com-20090810105306-rf43rfyzzblsy5e7
  - alik@sun.com-20090810123113-ccdjwai68b5woqdm
  - alik@sun.com-20090811080423-gb7pibec1znaydzy
  - alik@sun.com-20090811082130-5uckar1vx3kdsw7g
  - alik@sun.com-20090812202051-uqkfwwxxcjvo5ean

The following bugfixes are also backported within this patch:
  - Bug#34292: netdb.h missing in hostname.cc
  - Bug#39153: Failing to lookup a host name can lead to crash
    in current IPv6 implementation
  - Bug#38247: Server does not resolve connecting ip's
  - Bug#43006: main.skip_name_resolve fails on Windows in PB2
  - Bug#45606: ACL requires IPv4-mapped addresses to be used
  - Bug#45584: Host name cache does not work as a cache
This commit is contained in:
Alexander Nozdrin
2009-11-25 13:53:23 +03:00
parent 027a2fff15
commit 7eb84da890
18 changed files with 1059 additions and 402 deletions
Download Patch File Download Diff File Expand all files Collapse all files

43
sql/sql_connect.cc
View File

@@ -377,7 +377,8 @@ check_user(THD *thd, enum enum_server_command command,
if (send_old_password_request(thd) ||
my_net_read(net) != SCRAMBLE_LENGTH_323 + 1)
{
inc_host_errors(&thd->remote.sin_addr);
inc_host_errors(thd->main_security_ctx.ip);
my_error(ER_HANDSHAKE_ERROR, MYF(0), thd->main_security_ctx.host_or_ip);
DBUG_RETURN(1);
}
@@ -498,9 +499,9 @@ check_user(THD *thd, enum enum_server_command command,
thd->main_security_ctx.host_or_ip,
passwd_len ? ER(ER_YES) : ER(ER_NO));
/*
log access denied messages to the error log when log-warnings = 2
Log access denied messages to the error log when log-warnings = 2
so that the overhead of the general query log is not required to track
failed connections
failed connections.
*/
if (global_system_variables.log_warnings > 1)
{
@@ -666,9 +667,9 @@ static int check_connection(THD *thd)
if (!thd->main_security_ctx.host) // If TCP/IP connection
{
char ip[30];
char ip[NI_MAXHOST];
if (vio_peer_addr(net->vio, ip, &thd->peer_port))
if (vio_peer_addr(net->vio, ip, &thd->peer_port, NI_MAXHOST))
{
my_error(ER_BAD_HOST_ERROR, MYF(0), thd->main_security_ctx.host_or_ip);
return 1;
@@ -676,12 +677,15 @@ static int check_connection(THD *thd)
if (!(thd->main_security_ctx.ip= my_strdup(ip,MYF(MY_WME))))
return 1; /* The error is set by my_strdup(). */
thd->main_security_ctx.host_or_ip= thd->main_security_ctx.ip;
vio_in_addr(net->vio,&thd->remote.sin_addr);
if (!(specialflag & SPECIAL_NO_RESOLVE))
{
vio_in_addr(net->vio,&thd->remote.sin_addr);
thd->main_security_ctx.host=
ip_to_hostname(&thd->remote.sin_addr, &connect_errors);
if (ip_to_hostname(&net->vio->remote, thd->main_security_ctx.ip,
&thd->main_security_ctx.host, &connect_errors))
{
my_error(ER_BAD_HOST_ERROR, MYF(0), ip);
return 1;
}
/* Cut very long hostnames to avoid possible overflows */
if (thd->main_security_ctx.host)
{
@@ -714,7 +718,7 @@ static int check_connection(THD *thd)
thd->main_security_ctx.host_or_ip= thd->main_security_ctx.host;
thd->main_security_ctx.ip= 0;
/* Reset sin_addr */
bzero((char*) &thd->remote, sizeof(thd->remote));
bzero((char*) &net->vio->remote, sizeof(net->vio->remote));
}
vio_keepalive(net->vio, TRUE);
@@ -769,7 +773,8 @@ static int check_connection(THD *thd)
(pkt_len= my_net_read(net)) == packet_error ||
pkt_len < MIN_HANDSHAKE_SIZE)
{
inc_host_errors(&thd->remote.sin_addr);
inc_host_errors(thd->main_security_ctx.ip);
my_error(ER_HANDSHAKE_ERROR, MYF(0),
thd->main_security_ctx.host_or_ip);
return 1;
@@ -779,7 +784,7 @@ static int check_connection(THD *thd)
#include "_cust_sql_parse.h"
#endif
if (connect_errors)
reset_host_errors(&thd->remote.sin_addr);
reset_host_errors(thd->main_security_ctx.ip);
if (thd->packet.alloc(thd->variables.net_buffer_length))
return 1; /* The error is set by alloc(). */
@@ -813,7 +818,7 @@ static int check_connection(THD *thd)
/* Do the SSL layering. */
if (!ssl_acceptor_fd)
{
inc_host_errors(&thd->remote.sin_addr);
inc_host_errors(thd->main_security_ctx.ip);
my_error(ER_HANDSHAKE_ERROR, MYF(0), thd->main_security_ctx.host_or_ip);
return 1;
}
@@ -821,7 +826,8 @@ static int check_connection(THD *thd)
if (sslaccept(ssl_acceptor_fd, net->vio, net->read_timeout))
{
DBUG_PRINT("error", ("Failed to accept new SSL connection"));
inc_host_errors(&thd->remote.sin_addr);
inc_host_errors(thd->main_security_ctx.ip);
my_error(ER_HANDSHAKE_ERROR, MYF(0), thd->main_security_ctx.host_or_ip);
return 1;
}
@@ -831,7 +837,8 @@ static int check_connection(THD *thd)
{
DBUG_PRINT("error", ("Failed to read user information (pkt_len= %lu)",
pkt_len));
inc_host_errors(&thd->remote.sin_addr);
inc_host_errors(thd->main_security_ctx.ip);
my_error(ER_HANDSHAKE_ERROR, MYF(0), thd->main_security_ctx.host_or_ip);
return 1;
}
@@ -840,7 +847,8 @@ static int check_connection(THD *thd)
if (end >= (char*) net->read_pos+ pkt_len +2)
{
inc_host_errors(&thd->remote.sin_addr);
inc_host_errors(thd->main_security_ctx.ip);
my_error(ER_HANDSHAKE_ERROR, MYF(0), thd->main_security_ctx.host_or_ip);
return 1;
}
@@ -878,7 +886,8 @@ static int check_connection(THD *thd)
if (passwd + passwd_len + db_len > (char *)net->read_pos + pkt_len)
{
inc_host_errors(&thd->remote.sin_addr);
inc_host_errors(thd->main_security_ctx.ip);
my_error(ER_HANDSHAKE_ERROR, MYF(0), thd->main_security_ctx.host_or_ip);
return 1;
}